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From: James S. <jsi...@us...> - 2002-03-16 17:55:24
|
Update of /cvsroot/linuxconsole/ruby/linux/drivers/video In directory usw-pr-cvs1:/tmp/cvs-serv21654 Removed Files: dummycon.c Log Message: No longer needed. --- dummycon.c DELETED --- |
|
From: James S. <jsi...@us...> - 2002-03-16 17:46:15
|
Update of /cvsroot/linuxconsole/ruby/linux/drivers/video In directory usw-pr-cvs1:/tmp/cvs-serv19395 Removed Files: fbgen2.c Log Message: Removal old outdated stuff. --- fbgen2.c DELETED --- |
|
From: James S. <jsi...@us...> - 2002-03-16 16:36:13
|
Update of /cvsroot/linuxconsole/ruby/utils In directory usw-pr-cvs1:/tmp/cvs-serv25823/utils Modified Files: remove-obsolete-files Log Message: m68k cleanups. Index: remove-obsolete-files =================================================================== RCS file: /cvsroot/linuxconsole/ruby/utils/remove-obsolete-files,v retrieving revision 1.30 retrieving revision 1.31 diff -u -d -r1.30 -r1.31 --- remove-obsolete-files 15 Mar 2002 18:28:12 -0000 1.30 +++ remove-obsolete-files 16 Mar 2002 16:36:10 -0000 1.31 @@ -76,8 +76,11 @@ rm -fv include/asm-m68k/adb_mouse.h rm -fv include/asm-m68k/atari_joystick.h rm -fv include/asm-m68k/mac_mouse.h +rm -fv include/asm-m68k/atarikb.h +rm -fv include/asm-m68k/keyboard.h +rm -fv include/asm-m68k/q40_keyboard.h rm -fv include/asm-ppc/keyboard.h -rm -fv include/asm/keyboard.h +rm -fv include/asm-i386/keyboard.h rm -fv include/linux/adb_mouse.h rm -fv include/linux/kbd_ll.h rm -fv include/linux/logibusmouse.h |
|
From: James S. <jsi...@us...> - 2002-03-16 16:36:13
|
Update of /cvsroot/linuxconsole/ruby/linux/include/asm-m68k
In directory usw-pr-cvs1:/tmp/cvs-serv25823/linux/include/asm-m68k
Added Files:
machdep.h
Log Message:
m68k cleanups.
--- NEW FILE: machdep.h ---
#ifndef _M68K_MACHDEP_H
#define _M68K_MACHDEP_H
#include <linux/seq_file.h>
struct pt_regs;
struct mktime;
struct hwclk_time;
struct buffer_head;
extern void (*mach_sched_init) (void (*handler)(int, void *, struct pt_regs *));
/* machine dependent irq functions */
extern void (*mach_init_IRQ) (void);
extern void (*(*mach_default_handler)[]) (int, void *, struct pt_regs *);
extern int (*mach_request_irq) (unsigned int irq, void (*handler)(int, void *, struct pt_regs *),
unsigned long flags, const char *devname, void *dev_id);
extern void (*mach_free_irq) (unsigned int irq, void *dev_id);
extern void (*mach_get_model) (char *model);
extern int (*mach_get_hardware_list) (char *buffer);
extern int (*mach_get_irq_list) (struct seq_file *p, void *v);
extern void (*mach_process_int) (int irq, struct pt_regs *fp);
/* machine dependent timer functions */
extern unsigned long (*mach_gettimeoffset)(void);
extern void (*mach_gettod)(int *year, int *mon, int *day, int *hour,
int *min, int *sec);
extern int (*mach_hwclk)(int, struct hwclk_time*);
extern int (*mach_set_clock_mmss)(unsigned long);
extern void (*mach_reset)( void );
extern void (*mach_halt)( void );
extern void (*mach_power_off)( void );
extern unsigned long (*mach_hd_init) (unsigned long, unsigned long);
extern void (*mach_hd_setup)(char *, int *);
extern long mach_max_dma_address;
extern void (*mach_floppy_setup)(char *, int *);
extern void (*mach_heartbeat) (int);
extern void (*mach_l2_flush) (int);
#endif /* _M68K_MACHDEP_H */
|
|
From: James S. <jsi...@us...> - 2002-03-15 19:02:36
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/mips/kernel
In directory usw-pr-cvs1:/tmp/cvs-serv16208
Added Files:
setup.c
Log Message:
Completely removed aux_device_present flag.
--- NEW FILE: setup.c ---
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1995 Linus Torvalds
* Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000 Ralf Baechle
* Copyright (C) 1996 Stoned Elipot
* Copyright (C) 2000 Maciej W. Rozycki
*/
#include <linux/config.h>
#include <linux/errno.h>
#include <linux/hdreg.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/unistd.h>
#include <linux/ptrace.h>
#include <linux/slab.h>
#include <linux/user.h>
#include <linux/utsname.h>
#include <linux/a.out.h>
#include <linux/tty.h>
#include <linux/bootmem.h>
#include <linux/blk.h>
#include <linux/ide.h>
#include <linux/timex.h>
#include <asm/asm.h>
#include <asm/bootinfo.h>
#include <asm/cachectl.h>
#include <asm/cpu.h>
#include <asm/io.h>
#include <asm/stackframe.h>
#include <asm/system.h>
#ifdef CONFIG_SGI_IP22
#include <asm/sgialib.h>
#endif
struct mips_cpuinfo boot_cpu_data = { 0, NULL, NULL, 0 };
/*
* Not all of the MIPS CPUs have the "wait" instruction available. Moreover,
* the implementation of the "wait" feature differs between CPU families. This
* points to the function that implements CPU specific wait.
* The wait instruction stops the pipeline and reduces the power consumption of
* the CPU very much.
*/
void (*cpu_wait)(void) = NULL;
/*
* There are several bus types available for MIPS machines. "RISC PC"
* type machines have ISA, EISA, VLB or PCI available, DECstations
* have Turbochannel or Q-Bus, SGI has GIO, there are lots of VME
* boxes ...
* This flag is set if a EISA slots are available.
*/
int EISA_bus = 0;
struct screen_info screen_info;
extern struct fd_ops no_fd_ops;
struct fd_ops *fd_ops;
#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE)
extern struct ide_ops no_ide_ops;
struct ide_ops *ide_ops;
#endif
extern void * __rd_start, * __rd_end;
extern struct rtc_ops no_rtc_ops;
struct rtc_ops *rtc_ops;
#ifdef CONFIG_PC_KEYB
extern struct kbd_ops no_kbd_ops;
struct kbd_ops *kbd_ops;
#endif
/*
* Setup information
*
* These are initialized so they are in the .data section
*/
unsigned long mips_machtype = MACH_UNKNOWN;
unsigned long mips_machgroup = MACH_GROUP_UNKNOWN;
struct boot_mem_map boot_mem_map;
extern char _ftext, _etext, _fdata, _edata, _end;
static char command_line[COMMAND_LINE_SIZE];
char saved_command_line[COMMAND_LINE_SIZE];
extern char arcs_cmdline[COMMAND_LINE_SIZE];
/*
* mips_io_port_base is the begin of the address space to which x86 style
* I/O ports are mapped.
*/
unsigned long mips_io_port_base;
/*
* isa_slot_offset is the address where E(ISA) busaddress 0 is is mapped
* for the processor.
*/
unsigned long isa_slot_offset;
extern void sgi_sysinit(void);
extern void SetUpBootInfo(void);
extern void loadmmu(void);
extern asmlinkage void start_kernel(void);
extern void prom_init(int, char **, char **, int *);
static struct resource code_resource = { "Kernel code" };
static struct resource data_resource = { "Kernel data" };
/*
* Probe whether cpu has config register by trying to play with
* alternate cache bit and see whether it matters.
* It's used by cpu_probe to distinguish between R3000A and R3081.
*/
static inline int cpu_has_confreg(void)
{
#ifdef CONFIG_CPU_R3000
extern unsigned long r3k_cache_size(unsigned long);
unsigned long size1, size2;
unsigned long cfg = read_32bit_cp0_register(CP0_CONF);
size1 = r3k_cache_size(ST0_ISC);
write_32bit_cp0_register(CP0_CONF, cfg^CONF_AC);
size2 = r3k_cache_size(ST0_ISC);
write_32bit_cp0_register(CP0_CONF, cfg);
return size1 != size2;
#else
return 0;
#endif
}
/* declaration of the global struct */
struct mips_cpu mips_cpu = {PRID_IMP_UNKNOWN, CPU_UNKNOWN, 0, 0, 0,
{0,0,0,0}, {0,0,0,0}, {0,0,0,0}, {0,0,0,0}};
/* Shortcut for assembler access to mips_cpu.options */
int *cpuoptions = &mips_cpu.options;
#define R4K_OPTS (MIPS_CPU_TLB | MIPS_CPU_4KEX | MIPS_CPU_4KTLB \
| MIPS_CPU_COUNTER | MIPS_CPU_CACHE_CDEX)
static inline void cpu_probe(void)
{
#ifdef CONFIG_CPU_MIPS32
unsigned long config1;
#endif
mips_cpu.processor_id = read_32bit_cp0_register(CP0_PRID);
switch (mips_cpu.processor_id & 0xff0000) {
case PRID_COMP_LEGACY:
switch (mips_cpu.processor_id & 0xff00) {
case PRID_IMP_R2000:
mips_cpu.cputype = CPU_R2000;
mips_cpu.isa_level = MIPS_CPU_ISA_I;
mips_cpu.options = MIPS_CPU_TLB;
mips_cpu.tlbsize = 64;
break;
case PRID_IMP_R3000:
if ((mips_cpu.processor_id & 0xff) == PRID_REV_R3000A)
if (cpu_has_confreg())
mips_cpu.cputype = CPU_R3081E;
else
mips_cpu.cputype = CPU_R3000A;
else
mips_cpu.cputype = CPU_R3000;
mips_cpu.isa_level = MIPS_CPU_ISA_I;
mips_cpu.options = MIPS_CPU_TLB;
mips_cpu.tlbsize = 64;
break;
case PRID_IMP_R4000:
if ((mips_cpu.processor_id & 0xff) == PRID_REV_R4400)
mips_cpu.cputype = CPU_R4400SC;
else
mips_cpu.cputype = CPU_R4000SC;
mips_cpu.isa_level = MIPS_CPU_ISA_III;
mips_cpu.options = R4K_OPTS | MIPS_CPU_FPU | MIPS_CPU_32FPR |
MIPS_CPU_WATCH | MIPS_CPU_VCE;
mips_cpu.tlbsize = 48;
break;
case PRID_IMP_VR41XX:
mips_cpu.cputype = CPU_VR41XX;
mips_cpu.isa_level = MIPS_CPU_ISA_III;
mips_cpu.options = R4K_OPTS;
mips_cpu.tlbsize = 32;
break;
case PRID_IMP_R4600:
mips_cpu.cputype = CPU_R4600;
mips_cpu.isa_level = MIPS_CPU_ISA_III;
mips_cpu.options = R4K_OPTS | MIPS_CPU_FPU;
mips_cpu.tlbsize = 48;
break;
/*
* This processor doesn't have an MMU, so it's not "real easy" to
* run Linux on it. It is left purely for documentation.
* case PRID_IMP_R4650:
mips_cpu.cputype = CPU_R4650;
mips_cpu.isa_level = MIPS_CPU_ISA_III;
mips_cpu.options = R4K_OPTS | MIPS_CPU_FPU;
mips_cpu.tlbsize = 48;
break;
*/
case PRID_IMP_TX39:
mips_cpu.isa_level = MIPS_CPU_ISA_I;
mips_cpu.options = MIPS_CPU_TLB;
switch (mips_cpu.processor_id & 0xff) {
case PRID_REV_TX3912:
mips_cpu.cputype = CPU_TX3912;
mips_cpu.tlbsize = 32;
break;
case PRID_REV_TX3922:
mips_cpu.cputype = CPU_TX3922;
mips_cpu.tlbsize = 64;
break;
case PRID_REV_TX3927:
mips_cpu.cputype = CPU_TX3927;
mips_cpu.tlbsize = 64;
break;
default:
mips_cpu.cputype = CPU_UNKNOWN;
break;
}
break;
case PRID_IMP_R4700:
mips_cpu.cputype = CPU_R4700;
mips_cpu.isa_level = MIPS_CPU_ISA_III;
mips_cpu.options = R4K_OPTS | MIPS_CPU_FPU | MIPS_CPU_32FPR;
mips_cpu.tlbsize = 48;
break;
case PRID_IMP_R5000:
mips_cpu.cputype = CPU_R5000;
mips_cpu.isa_level = MIPS_CPU_ISA_IV;
mips_cpu.options = R4K_OPTS | MIPS_CPU_FPU | MIPS_CPU_32FPR;
mips_cpu.tlbsize = 48;
break;
case PRID_IMP_R5432:
mips_cpu.cputype = CPU_R5432;
mips_cpu.isa_level = MIPS_CPU_ISA_IV;
mips_cpu.options = R4K_OPTS | MIPS_CPU_FPU | MIPS_CPU_32FPR;
mips_cpu.tlbsize = 48;
break;
case PRID_IMP_NEVADA:
mips_cpu.cputype = CPU_NEVADA;
mips_cpu.isa_level = MIPS_CPU_ISA_IV;
mips_cpu.options = R4K_OPTS | MIPS_CPU_FPU | MIPS_CPU_32FPR |
MIPS_CPU_DIVEC;
mips_cpu.tlbsize = 48;
mips_cpu.icache.ways = 2;
mips_cpu.dcache.ways = 2;
break;
case PRID_IMP_R6000:
mips_cpu.cputype = CPU_R6000;
mips_cpu.isa_level = MIPS_CPU_ISA_II;
mips_cpu.options = MIPS_CPU_TLB | MIPS_CPU_FPU;
mips_cpu.tlbsize = 32;
break;
case PRID_IMP_R6000A:
mips_cpu.cputype = CPU_R6000A;
mips_cpu.isa_level = MIPS_CPU_ISA_II;
mips_cpu.options = MIPS_CPU_TLB | MIPS_CPU_FPU;
mips_cpu.tlbsize = 32;
break;
case PRID_IMP_RM7000:
mips_cpu.cputype = CPU_RM7000;
mips_cpu.isa_level = MIPS_CPU_ISA_IV;
mips_cpu.options = R4K_OPTS | MIPS_CPU_FPU | MIPS_CPU_32FPR;
break;
case PRID_IMP_R8000:
mips_cpu.cputype = CPU_R8000;
mips_cpu.isa_level = MIPS_CPU_ISA_IV;
mips_cpu.options = MIPS_CPU_TLB | MIPS_CPU_4KEX |
MIPS_CPU_FPU | MIPS_CPU_32FPR;
mips_cpu.tlbsize = 384; /* has wierd TLB: 3-way x 128 */
break;
case PRID_IMP_R10000:
mips_cpu.cputype = CPU_R10000;
mips_cpu.isa_level = MIPS_CPU_ISA_IV;
mips_cpu.options = MIPS_CPU_TLB | MIPS_CPU_4KEX |
MIPS_CPU_FPU | MIPS_CPU_32FPR |
MIPS_CPU_COUNTER | MIPS_CPU_WATCH;
mips_cpu.tlbsize = 64;
break;
default:
mips_cpu.cputype = CPU_UNKNOWN;
break;
}
break;
#ifdef CONFIG_CPU_MIPS32
case PRID_COMP_MIPS:
switch (mips_cpu.processor_id & 0xff00) {
case PRID_IMP_4KC:
mips_cpu.cputype = CPU_4KC;
goto cpu_4kc;
case PRID_IMP_4KEC:
mips_cpu.cputype = CPU_4KEC;
goto cpu_4kc;
case PRID_IMP_4KSC:
mips_cpu.cputype = CPU_4KSC;
cpu_4kc:
/* Why do we set all these options by default, THEN query them?? */
mips_cpu.cputype = MIPS_CPU_ISA_M32;
mips_cpu.options = MIPS_CPU_TLB | MIPS_CPU_4KEX |
MIPS_CPU_4KTLB | MIPS_CPU_COUNTER |
MIPS_CPU_DIVEC | MIPS_CPU_WATCH;
config1 = read_mips32_cp0_config1();
if (config1 & (1 << 3))
mips_cpu.options |= MIPS_CPU_WATCH;
if (config1 & (1 << 2))
mips_cpu.options |= MIPS_CPU_MIPS16;
if (config1 & 1)
mips_cpu.options |= MIPS_CPU_FPU;
mips_cpu.scache.flags = MIPS_CACHE_NOT_PRESENT;
break;
case PRID_IMP_5KC:
mips_cpu.cputype = CPU_5KC;
mips_cpu.cputype = MIPS_CPU_ISA_M64;
/* See comment above about querying options */
mips_cpu.options = MIPS_CPU_TLB | MIPS_CPU_4KEX |
MIPS_CPU_4KTLB | MIPS_CPU_COUNTER |
MIPS_CPU_DIVEC | MIPS_CPU_WATCH;
config1 = read_mips32_cp0_config1();
if (config1 & (1 << 3))
mips_cpu.options |= MIPS_CPU_WATCH;
if (config1 & (1 << 2))
mips_cpu.options |= MIPS_CPU_MIPS16;
if (config1 & 1)
mips_cpu.options |= MIPS_CPU_FPU;
break;
mips_cpu.scache.flags = MIPS_CACHE_NOT_PRESENT;
default:
mips_cpu.cputype = CPU_UNKNOWN;
break;
}
break;
#endif
case PRID_COMP_ALCHEMY:
switch (mips_cpu.processor_id & 0xff00) {
#ifdef CONFIG_CPU_MIPS32
case PRID_IMP_AU1000:
mips_cpu.cputype = CPU_AU1000;
mips_cpu.isa_level = MIPS_CPU_ISA_M32;
mips_cpu.options = MIPS_CPU_TLB | MIPS_CPU_4KEX |
MIPS_CPU_4KTLB | MIPS_CPU_COUNTER |
MIPS_CPU_DIVEC | MIPS_CPU_WATCH;
config1 = read_mips32_cp0_config1();
if (config1 & (1 << 3))
mips_cpu.options |= MIPS_CPU_WATCH;
if (config1 & (1 << 2))
mips_cpu.options |= MIPS_CPU_MIPS16;
if (config1 & 1)
mips_cpu.options |= MIPS_CPU_FPU;
mips_cpu.scache.flags = MIPS_CACHE_NOT_PRESENT;
break;
#endif
default:
mips_cpu.cputype = CPU_UNKNOWN;
break;
}
break;
case PRID_COMP_SIBYTE:
switch (mips_cpu.processor_id & 0xff00) {
case PRID_IMP_SB1:
mips_cpu.cputype = CPU_SB1;
mips_cpu.options = MIPS_CPU_TLB | MIPS_CPU_4KEX |
MIPS_CPU_COUNTER | MIPS_CPU_DIVEC | MIPS_CPU_FPU |
MIPS_CPU_VCE;
break;
default:
mips_cpu.cputype = CPU_UNKNOWN;
break;
}
break;
default:
mips_cpu.cputype = CPU_UNKNOWN;
}
}
asmlinkage void __init
init_arch(int argc, char **argv, char **envp, int *prom_vec)
{
unsigned int s;
/* Determine which MIPS variant we are running on. */
cpu_probe();
prom_init(argc, argv, envp, prom_vec);
#ifdef CONFIG_SGI_IP22
sgi_sysinit();
#endif
/*
* Determine the mmu/cache attached to this machine,
* then flush the tlb and caches. On the r4xx0
* variants this also sets CP0_WIRED to zero.
*/
loadmmu();
/* Disable coprocessors and set FPU for 16 FPRs */
s = read_32bit_cp0_register(CP0_STATUS);
s &= ~(ST0_CU1|ST0_CU2|ST0_CU3|ST0_KX|ST0_SX|ST0_FR);
s |= ST0_CU0;
write_32bit_cp0_register(CP0_STATUS, s);
start_kernel();
}
void __init add_memory_region(unsigned long start, unsigned long size,
long type)
{
int x = boot_mem_map.nr_map;
if (x == BOOT_MEM_MAP_MAX) {
printk("Ooops! Too many entries in the memory map!\n");
return;
}
boot_mem_map.map[x].addr = start;
boot_mem_map.map[x].size = size;
boot_mem_map.map[x].type = type;
boot_mem_map.nr_map++;
}
static void __init print_memory_map(void)
{
int i;
for (i = 0; i < boot_mem_map.nr_map; i++) {
printk(" memory: %08lx @ %08lx ",
boot_mem_map.map[i].size, boot_mem_map.map[i].addr);
switch (boot_mem_map.map[i].type) {
case BOOT_MEM_RAM:
printk("(usable)\n");
break;
case BOOT_MEM_ROM_DATA:
printk("(ROM data)\n");
break;
case BOOT_MEM_RESERVED:
printk("(reserved)\n");
break;
default:
printk("type %lu\n", boot_mem_map.map[i].type);
break;
}
}
}
static inline void parse_mem_cmdline(void)
{
char c = ' ', *to = command_line, *from = saved_command_line;
unsigned long start_at, mem_size;
int len = 0;
int usermem = 0;
printk("Determined physical RAM map:\n");
print_memory_map();
for (;;) {
/*
* "mem=XXX[kKmM]" defines a memory region from
* 0 to <XXX>, overriding the determined size.
* "mem=XXX[KkmM]@YYY[KkmM]" defines a memory region from
* <YYY> to <YYY>+<XXX>, overriding the determined size.
*/
if (c == ' ' && !memcmp(from, "mem=", 4)) {
if (to != command_line)
to--;
/*
* If a user specifies memory size, we
* blow away any automatically generated
* size.
*/
if (usermem == 0) {
boot_mem_map.nr_map = 0;
usermem = 1;
}
mem_size = memparse(from + 4, &from);
if (*from == '@')
start_at = memparse(from + 1, &from);
else
start_at = 0;
add_memory_region(start_at, mem_size, BOOT_MEM_RAM);
}
c = *(from++);
if (!c)
break;
if (COMMAND_LINE_SIZE <= ++len)
break;
*(to++) = c;
}
*to = '\0';
if (usermem) {
printk("User-defined physical RAM map:\n");
print_memory_map();
}
}
void __init setup_arch(char **cmdline_p)
{
void atlas_setup(void);
void baget_setup(void);
void ddb_setup(void);
void decstation_setup(void);
void deskstation_setup(void);
void jazz_setup(void);
void sni_rm200_pci_setup(void);
void sgi_setup(void);
void ev96100_setup(void);
void malta_setup(void);
void momenco_ocelot_setup(void);
void nino_setup(void);
unsigned long bootmap_size;
unsigned long start_pfn, max_pfn, first_usable_pfn;
int i;
#ifdef CONFIG_BLK_DEV_FD
fd_ops = &no_fd_ops;
#endif
#ifdef CONFIG_BLK_DEV_IDE
ide_ops = &no_ide_ops;
#endif
#ifdef CONFIG_PC_KEYB
kbd_ops = &no_kbd_ops;
#endif
rtc_ops = &no_rtc_ops;
switch(mips_machgroup)
{
#ifdef CONFIG_BAGET_MIPS
case MACH_GROUP_BAGET:
baget_setup();
break;
#endif
#ifdef CONFIG_DECSTATION
case MACH_GROUP_DEC:
decstation_setup();
break;
#endif
#ifdef CONFIG_MIPS_ATLAS
case MACH_GROUP_UNKNOWN:
atlas_setup();
break;
#endif
#ifdef CONFIG_MIPS_JAZZ
case MACH_GROUP_JAZZ:
jazz_setup();
break;
#endif
#ifdef CONFIG_MIPS_MALTA
case MACH_GROUP_UNKNOWN:
malta_setup();
break;
#endif
#ifdef CONFIG_MOMENCO_OCELOT
case MACH_GROUP_MOMENCO:
momenco_ocelot_setup();
break;
#endif
#ifdef CONFIG_SGI_IP22
/* As of now this is only IP22. */
case MACH_GROUP_SGI:
sgi_setup();
break;
#endif
#ifdef CONFIG_SNI_RM200_PCI
case MACH_GROUP_SNI_RM:
sni_rm200_pci_setup();
break;
#endif
#ifdef CONFIG_DDB5074
case MACH_GROUP_NEC_DDB:
ddb_setup();
break;
#endif
#ifdef CONFIG_DDB5476
case MACH_GROUP_NEC_DDB:
ddb_setup();
break;
#endif
#ifdef CONFIG_DDB5477
case MACH_GROUP_NEC_DDB:
ddb_setup();
break;
#endif
#ifdef CONFIG_MIPS_EV96100
case MACH_GROUP_GALILEO:
ev96100_setup();
break;
#endif
#ifdef CONFIG_MIPS_EV64120
case MACH_GROUP_GALILEO:
ev64120_setup();
break;
#endif
#if defined(CONFIG_MIPS_IVR) || defined(CONFIG_MIPS_ITE8172)
case MACH_GROUP_ITE:
case MACH_GROUP_GLOBESPAN:
it8172_setup();
break;
#endif
#ifdef CONFIG_NINO
case MACH_GROUP_PHILIPS:
nino_setup();
break;
#endif
#ifdef CONFIG_MIPS_PB1000
case MACH_GROUP_ALCHEMY:
au1000_setup();
break;
#endif
default:
panic("Unsupported architecture");
}
strncpy(command_line, arcs_cmdline, sizeof command_line);
command_line[sizeof command_line - 1] = 0;
strcpy(saved_command_line, command_line);
*cmdline_p = command_line;
parse_mem_cmdline();
#define PFN_UP(x) (((x) + PAGE_SIZE - 1) >> PAGE_SHIFT)
#define PFN_DOWN(x) ((x) >> PAGE_SHIFT)
#define PFN_PHYS(x) ((x) << PAGE_SHIFT)
/*
* Partially used pages are not usable - thus
* we are rounding upwards.
*/
start_pfn = PFN_UP(__pa(&_end));
/* Find the highest page frame number we have available. */
max_pfn = 0;
first_usable_pfn = -1UL;
for (i = 0; i < boot_mem_map.nr_map; i++) {
unsigned long start, end;
if (boot_mem_map.map[i].type != BOOT_MEM_RAM)
continue;
start = PFN_UP(boot_mem_map.map[i].addr);
end = PFN_DOWN(boot_mem_map.map[i].addr
+ boot_mem_map.map[i].size);
if (start >= end)
continue;
if (end > max_pfn)
max_pfn = end;
if (start < first_usable_pfn) {
if (start > start_pfn) {
first_usable_pfn = start;
} else if (end > start_pfn) {
first_usable_pfn = start_pfn;
}
}
}
/* Initialize the boot-time allocator. */
bootmap_size = init_bootmem(first_usable_pfn, max_pfn);
/*
* Register fully available low RAM pages with the bootmem allocator.
*/
for (i = 0; i < boot_mem_map.nr_map; i++) {
unsigned long curr_pfn, last_pfn, size;
/*
* Reserve usable memory.
*/
if (boot_mem_map.map[i].type != BOOT_MEM_RAM)
continue;
/*
* We are rounding up the start address of usable memory:
*/
curr_pfn = PFN_UP(boot_mem_map.map[i].addr);
if (curr_pfn >= max_pfn)
continue;
if (curr_pfn < start_pfn)
curr_pfn = start_pfn;
/*
* ... and at the end of the usable range downwards:
*/
last_pfn = PFN_DOWN(boot_mem_map.map[i].addr
+ boot_mem_map.map[i].size);
if (last_pfn > max_pfn)
last_pfn = max_pfn;
/*
* ... finally, did all the rounding and playing
* around just make the area go away?
*/
if (last_pfn <= curr_pfn)
continue;
size = last_pfn - curr_pfn;
free_bootmem(PFN_PHYS(curr_pfn), PFN_PHYS(size));
}
/* Reserve the bootmap memory. */
reserve_bootmem(PFN_PHYS(first_usable_pfn), bootmap_size);
#ifdef CONFIG_BLK_DEV_INITRD
/* Board specific code should have set up initrd_start and initrd_end */
ROOT_DEV = MKDEV(RAMDISK_MAJOR, 0);
if( __rd_start != __rd_end ) {
initrd_start = (unsigned long)&__rd_start;
initrd_end = (unsigned long)&__rd_end;
}
initrd_below_start_ok = 1;
if (initrd_start) {
unsigned long initrd_size = ((unsigned char *)initrd_end) - ((unsigned char *)initrd_start);
printk("Initial ramdisk at: 0x%p (%lu bytes)\n",
(void *)initrd_start,
initrd_size);
if ((void *)initrd_end > phys_to_virt(PFN_PHYS(max_low_pfn))) {
printk("initrd extends beyond end of memory "
"(0x%lx > 0x%p)\ndisabling initrd\n",
initrd_end,
phys_to_virt(PFN_PHYS(max_low_pfn)));
initrd_start = initrd_end = 0;
}
}
#endif /* CONFIG_BLK_DEV_INITRD */
paging_init();
code_resource.start = virt_to_bus(&_ftext);
code_resource.end = virt_to_bus(&_etext) - 1;
data_resource.start = virt_to_bus(&_fdata);
data_resource.end = virt_to_bus(&_edata) - 1;
/*
* Request address space for all standard RAM.
*/
for (i = 0; i < boot_mem_map.nr_map; i++) {
struct resource *res;
res = alloc_bootmem(sizeof(struct resource));
switch (boot_mem_map.map[i].type) {
case BOOT_MEM_RAM:
case BOOT_MEM_ROM_DATA:
res->name = "System RAM";
break;
case BOOT_MEM_RESERVED:
default:
res->name = "reserved";
}
res->start = boot_mem_map.map[i].addr;
res->end = res->start + boot_mem_map.map[i].size - 1;
res->flags = IORESOURCE_MEM | IORESOURCE_BUSY;
request_resource(&iomem_resource, res);
/*
* We dont't know which RAM region contains kernel data,
* so we try it repeatedly and let the resource manager
* test it.
*/
request_resource(res, &code_resource);
request_resource(res, &data_resource);
}
}
void r3081_wait(void)
{
unsigned long cfg = read_32bit_cp0_register(CP0_CONF);
write_32bit_cp0_register(CP0_CONF, cfg|CONF_HALT);
}
void r4k_wait(void)
{
__asm__(".set\tmips3\n\t"
"wait\n\t"
".set\tmips0");
}
|
|
From: James S. <jsi...@us...> - 2002-03-15 19:01:42
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/mips/kernel In directory usw-pr-cvs1:/tmp/cvs-serv15944/kernel Log Message: Directory /cvsroot/linuxconsole/ruby/linux/arch/mips/kernel added to the repository |
|
From: James S. <jsi...@us...> - 2002-03-15 19:01:13
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/x86_64/mm
In directory usw-pr-cvs1:/tmp/cvs-serv15726/arch/x86_64/mm
Added Files:
fault.c
Log Message:
Some missed files.
--- NEW FILE: fault.c ---
/*
* linux/arch/x86-64/mm/fault.c
*
* Copyright (C) 1995 Linus Torvalds
*/
#include <linux/signal.h>
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/ptrace.h>
#include <linux/mman.h>
#include <linux/mm.h>
#include <linux/smp.h>
#include <linux/smp_lock.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/tty.h>
#include <asm/system.h>
#include <asm/uaccess.h>
#include <asm/pgalloc.h>
#include <asm/hardirq.h>
extern void die(const char *,struct pt_regs *,long);
asmlinkage void do_invalid_op(struct pt_regs *, unsigned long);
extern unsigned long idt;
extern spinlock_t console_lock, timerlist_lock;
void bust_spinlocks(int yes)
{
spin_lock_init(&timerlist_lock);
if (yes) {
oops_in_progress = 1;
#ifdef CONFIG_SMP
global_irq_lock = 0; /* Many serial drivers do __global_cli() */
#endif
} else {
int loglevel_save = console_loglevel;
oops_in_progress = 0;
/*
* OK, the message is on the console. Now we call printk()
* without oops_in_progress set so that printk will give klogd
* a poke. Hold onto your hats...
*/
console_loglevel = 15; /* NMI oopser may have shut the console up */
printk(" ");
console_loglevel = loglevel_save;
}
}
void do_BUG(const char *file, int line)
{
bust_spinlocks(1);
printk("kernel BUG at %s:%d!\n", file, line);
}
void dump_pagetable(unsigned long address)
{
static char *name[] = { "PML4", "PGD", "PDE", "PTE" };
int i, shift;
unsigned long page;
asm("movq %%cr3,%0":"=r" (page));
shift = 9+9+9+12;
address &= ~0xFFFF000000000000UL;
for (i = 0; i < 4; i++) {
page = ((unsigned long *) __va(page))[(address >> shift) & 0x1FFU];
printk("%s: %016lx ", name[i], page);
if ((page & (1 | (1<<7))) != 1) /* Not present or 2MB page */
break;
page &= ~0xFFFUL;
shift -= 9;
}
printk("\n");
}
/*
* This routine handles page faults. It determines the address,
* and the problem, and then passes it off to one of the appropriate
* routines.
*
* error_code:
* bit 0 == 0 means no page found, 1 means protection fault
* bit 1 == 0 means read, 1 means write
* bit 2 == 0 means kernel, 1 means user-mode
*/
asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long error_code)
{
struct task_struct *tsk;
struct mm_struct *mm;
struct vm_area_struct * vma;
unsigned long address;
unsigned long fixup;
int write;
siginfo_t info;
/* get the address */
__asm__("movq %%cr2,%0":"=r" (address));
tsk = current;
mm = tsk->mm;
info.si_code = SEGV_MAPERR;
if (address >= TASK_SIZE)
goto vmalloc_fault;
/*
* If we're in an interrupt or have no user
* context, we must not take the fault..
*/
if (in_interrupt() || !mm)
goto no_context;
down_read(&mm->mmap_sem);
vma = find_vma(mm, address);
#if 0
printk("fault at %lx rip:%lx rsp:%lx err:%lx thr:%x ", address,regs->rip,regs->rsp,error_code,tsk->thread.flags);
if (vma)
printk("vma %lx-%lx prot:%lx flags:%lx",vma->vm_start,vma->vm_end,
vma->vm_page_prot,vma->vm_flags);
printk("\n");
#endif
if (!vma)
goto bad_area;
if (vma->vm_start <= address)
goto good_area;
if (!(vma->vm_flags & VM_GROWSDOWN))
goto bad_area;
if (error_code & 4) {
// XXX: align red zone size with ABI
if (address + 128 < regs->rsp)
goto bad_area;
}
if (expand_stack(vma, address))
goto bad_area;
/*
* Ok, we have a good vm_area for this memory access, so
* we can handle it..
*/
good_area:
info.si_code = SEGV_ACCERR;
write = 0;
switch (error_code & 3) {
default: /* 3: write, present */
/* fall through */
case 2: /* write, not present */
if (!(vma->vm_flags & VM_WRITE))
goto bad_area;
write++;
break;
case 1: /* read, present */
goto bad_area;
case 0: /* read, not present */
if (!(vma->vm_flags & (VM_READ | VM_EXEC)))
goto bad_area;
}
survive:
/*
* If for any reason at all we couldn't handle the fault,
* make sure we exit gracefully rather than endlessly redo
* the fault.
*/
switch (handle_mm_fault(mm, vma, address, write)) {
case 1:
tsk->min_flt++;
break;
case 2:
tsk->maj_flt++;
break;
case 0:
goto do_sigbus;
default:
goto out_of_memory;
}
up_read(&mm->mmap_sem);
return;
/*
* Something tried to access memory that isn't in our memory map..
* Fix it, but check if it's kernel or user first..
*/
bad_area:
up_read(&mm->mmap_sem);
bad_area_nosemaphore:
/* User mode accesses just cause a SIGSEGV */
if (error_code & 4) {
printk(KERN_ERR "%.20s[%d] segfaulted rip:%lx rsp:%lx adr:%lx err:%lx\n",
tsk->comm, tsk->pid,
regs->rip, regs->rsp, address, error_code);
tsk->thread.cr2 = address;
tsk->thread.error_code = error_code;
tsk->thread.trap_no = 14;
info.si_signo = SIGSEGV;
info.si_errno = 0;
/* info.si_code has been set above */
info.si_addr = (void *)address;
force_sig_info(SIGSEGV, &info, tsk);
return;
}
no_context:
/* Are we prepared to handle this kernel fault? */
if ((fixup = search_exception_table(regs->rip)) != 0) {
regs->rip = fixup;
return;
}
/*
* Oops. The kernel tried to access some bad page. We'll have to
* terminate things with extreme prejudice.
*/
bust_spinlocks(1);
if (address < PAGE_SIZE)
printk(KERN_ALERT "Unable to handle kernel NULL pointer dereference");
else
printk(KERN_ALERT "Unable to handle kernel paging request");
printk(" at virtual address %016lx\n",address);
printk(" printing rip:\n");
printk("%016lx\n", regs->rip);
dump_pagetable(address);
die("Oops", regs, error_code);
bust_spinlocks(0);
do_exit(SIGKILL);
/*
* We ran out of memory, or some other thing happened to us that made
* us unable to handle the page fault gracefully.
*/
out_of_memory:
up_read(&mm->mmap_sem);
if (current->pid == 1) {
yield();
down_read(&mm->mmap_sem);
goto survive;
}
printk("VM: killing process %s\n", tsk->comm);
if (error_code & 4)
do_exit(SIGKILL);
goto no_context;
do_sigbus:
up_read(&mm->mmap_sem);
/*
* Send a sigbus, regardless of whether we were in kernel
* or user mode.
*/
tsk->thread.cr2 = address;
tsk->thread.error_code = error_code;
tsk->thread.trap_no = 14;
info.si_signo = SIGBUS;
info.si_errno = 0;
info.si_code = BUS_ADRERR;
info.si_addr = (void *)address;
force_sig_info(SIGBUS, &info, tsk);
/* Kernel mode? Handle exceptions or die */
if (!(error_code & 4))
goto no_context;
vmalloc_fault:
{
/*
* Synchronize the kernel space top level page-table
* with the 'reference' page table.
* Currently it only works for first and last 512 GB of
* kernel memory FIXME
*
*/
level4_t *l4pd = level4_offset_k(address);
int offset = __pgd_offset(address);
pgd_t *pgd, *pgd_k;
pmd_t *pmd, *pmd_k;
if (! level4_val(*l4pd)) {
printk(KERN_ERR "fatal - no entry in level4_page for %lx\n",
address);
goto bad_area_nosemaphore;
}
pgd = level3_offset_k(l4pd, address);
pgd_k = init_mm.pgd + offset;
if (!pgd_present(*pgd)) {
if (!pgd_present(*pgd_k))
goto bad_area_nosemaphore;
set_pgd(pgd, *pgd_k);
return;
}
pmd = pmd_offset(pgd, address);
pmd_k = pmd_offset(pgd_k, address);
if (pmd_present(*pmd) || !pmd_present(*pmd_k))
goto bad_area_nosemaphore;
set_pmd(pmd, *pmd_k);
return;
}
}
|
|
From: James S. <jsi...@us...> - 2002-03-15 19:01:13
|
Update of /cvsroot/linuxconsole/ruby/linux/drivers/input/keyboard
In directory usw-pr-cvs1:/tmp/cvs-serv15726/drivers/input/keyboard
Added Files:
lk201.c lk201.h
Log Message:
Some missed files.
--- NEW FILE: lk201.c ---
/*
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
*/
#include <linux/errno.h>
#include <linux/tty.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/kbd_ll.h>
#include <asm/wbflush.h>
#include <asm/dec/tc.h>
#include <asm/dec/machtype.h>
#include "zs.h"
#include "lk201.h"
/* Simple translation table for the SysRq keys */
#ifdef CONFIG_MAGIC_SYSRQ
/*
* Actually no translation at all, at least until we figure out
* how to define SysRq for LK201 and friends. --macro
*/
unsigned char lk201_sysrq_xlate[128];
unsigned char *kbd_sysrq_xlate = lk201_sysrq_xlate;
#endif
#define KEYB_LINE 3
static int __init lk201_init(struct dec_serial *);
static void __init lk201_info(struct dec_serial *);
static void lk201_kbd_rx_char(unsigned char, unsigned char);
struct zs_hook lk201_kbdhook = {
init_channel: lk201_init,
init_info: lk201_info,
rx_char: NULL,
poll_rx_char: NULL,
poll_tx_char: NULL,
cflags: B4800 | CS8 | CSTOPB | CLOCAL
};
/*
* This is used during keyboard initialisation
*/
static unsigned char lk201_reset_string[] = {
LK_CMD_LEDS_ON, LK_PARAM_LED_MASK(0xf), /* show we are resetting */
LK_CMD_SET_DEFAULTS,
LK_CMD_MODE(LK_MODE_RPT_DOWN, 1),
LK_CMD_MODE(LK_MODE_RPT_DOWN, 2),
LK_CMD_MODE(LK_MODE_RPT_DOWN, 3),
LK_CMD_MODE(LK_MODE_RPT_DOWN, 4),
LK_CMD_MODE(LK_MODE_DOWN_UP, 5),
LK_CMD_MODE(LK_MODE_DOWN_UP, 6),
LK_CMD_MODE(LK_MODE_RPT_DOWN, 7),
LK_CMD_MODE(LK_MODE_RPT_DOWN, 8),
LK_CMD_MODE(LK_MODE_RPT_DOWN, 9),
LK_CMD_MODE(LK_MODE_RPT_DOWN, 10),
LK_CMD_MODE(LK_MODE_RPT_DOWN, 11),
LK_CMD_MODE(LK_MODE_RPT_DOWN, 12),
LK_CMD_MODE(LK_MODE_DOWN, 13),
LK_CMD_MODE(LK_MODE_RPT_DOWN, 14),
LK_CMD_ENB_RPT,
LK_CMD_DIS_KEYCLK,
LK_CMD_RESUME,
LK_CMD_ENB_BELL, LK_PARAM_VOLUME(4),
LK_CMD_LEDS_OFF, LK_PARAM_LED_MASK(0xf)
};
static int __init lk201_reset(struct dec_serial *info)
{
int i;
for (i = 0; i < sizeof(lk201_reset_string); i++)
if (info->hook->poll_tx_char(info, lk201_reset_string[i])) {
printk(__FUNCTION__" transmit timeout\n");
return -EIO;
}
return 0;
}
void kbd_leds(unsigned char leds)
{
return;
}
int kbd_setkeycode(unsigned int scancode, unsigned int keycode)
{
return -EINVAL;
}
int kbd_getkeycode(unsigned int scancode)
{
return -EINVAL;
}
int kbd_translate(unsigned char scancode, unsigned char *keycode,
char raw_mode)
{
*keycode = scancode;
return 1;
}
char kbd_unexpected_up(unsigned char keycode)
{
return 0x80;
}
static void lk201_kbd_rx_char(unsigned char ch, unsigned char stat)
{
static int shift_state = 0;
static int prev_scancode;
unsigned char c = scancodeRemap[ch];
if (!stat || stat == 4) {
switch (ch) {
case LK_KEY_ACK:
break;
case LK_KEY_LOCK:
shift_state ^= LK_LOCK;
handle_scancode(c, shift_state && LK_LOCK ? 1 : 0);
break;
case LK_KEY_SHIFT:
shift_state ^= LK_SHIFT;
handle_scancode(c, shift_state && LK_SHIFT ? 1 : 0);
break;
case LK_KEY_CTRL:
shift_state ^= LK_CTRL;
handle_scancode(c, shift_state && LK_CTRL ? 1 : 0);
break;
case LK_KEY_COMP:
shift_state ^= LK_COMP;
handle_scancode(c, shift_state && LK_COMP ? 1 : 0);
break;
case LK_KEY_RELEASE:
if (shift_state & LK_SHIFT)
handle_scancode(scancodeRemap[LK_KEY_SHIFT], 0);
if (shift_state & LK_CTRL)
handle_scancode(scancodeRemap[LK_KEY_CTRL], 0);
if (shift_state & LK_COMP)
handle_scancode(scancodeRemap[LK_KEY_COMP], 0);
if (shift_state & LK_LOCK)
handle_scancode(scancodeRemap[LK_KEY_LOCK], 0);
shift_state = 0;
break;
case LK_KEY_REPEAT:
handle_scancode(prev_scancode, 1);
break;
default:
prev_scancode = c;
handle_scancode(c, 1);
break;
}
} else
printk("Error reading LKx01 keyboard: 0x%02x\n", stat);
}
static void __init lk201_info(struct dec_serial *info)
{
}
static int __init lk201_init(struct dec_serial *info)
{
unsigned int ch, id = 0;
int result;
printk("DECstation LK keyboard driver v0.04... ");
result = lk201_reset(info);
if (result)
return result;
mdelay(10);
/*
* Detect whether there is an LK201 or an LK401
* The LK401 has ALT keys...
*/
info->hook->poll_tx_char(info, LK_CMD_REQ_ID);
while ((ch = info->hook->poll_rx_char(info)) > 0)
id = ch;
switch (id) {
case 1:
printk("LK201 detected\n");
break;
case 2:
printk("LK401 detected\n");
break;
default:
printk("unknown keyboard, ID %d,\n", id);
printk("... please report to <lin...@os...>\n");
}
/*
* now we're ready
*/
info->hook->rx_char = lk201_kbd_rx_char;
return 0;
}
void __init kbd_init_hw(void)
{
extern int register_zs_hook(unsigned int, struct zs_hook *);
extern int unregister_zs_hook(unsigned int);
if (TURBOCHANNEL) {
if (mips_machtype != MACH_DS5000_XX) {
/*
* This is not a MAXINE, so:
*
* kbd_init_hw() is being called before
* rs_init() so just register the kbd hook
* and let zs_init do the rest :-)
*/
if (mips_machtype == MACH_DS5000_200)
printk("LK201 Support for DS5000/200 not yet ready ...\n");
else
if(!register_zs_hook(KEYB_LINE, &lk201_kbdhook))
unregister_zs_hook(KEYB_LINE);
}
} else {
/*
* TODO: modify dz.c to allow similar hooks
* for LK201 handling on DS2100, DS3100, and DS5000/200
*/
printk("LK201 Support for DS3100 not yet ready ...\n");
}
}
--- NEW FILE: lk201.h ---
/*
* Commands to the keyboard processor
*/
#define LK_PARAM 0x80 /* start/end parameter list */
#define LK_CMD_RESUME 0x8b
#define LK_CMD_INHIBIT 0xb9
#define LK_CMD_LEDS_ON 0x13 /* 1 param: led bitmask */
#define LK_CMD_LEDS_OFF 0x11 /* 1 param: led bitmask */
#define LK_CMD_DIS_KEYCLK 0x99
#define LK_CMD_ENB_KEYCLK 0x1b /* 1 param: volume */
#define LK_CMD_DIS_CTLCLK 0xb9
#define LK_CMD_ENB_CTLCLK 0xbb
#define LK_CMD_SOUND_CLK 0x9f
#define LK_CMD_DIS_BELL 0xa1
#define LK_CMD_ENB_BELL 0x23 /* 1 param: volume */
#define LK_CMD_BELL 0xa7
#define LK_CMD_TMP_NORPT 0xc1
#define LK_CMD_ENB_RPT 0xe3
#define LK_CMD_DIS_RPT 0xe1
#define LK_CMD_RPT_TO_DOWN 0xd9
#define LK_CMD_REQ_ID 0xab
#define LK_CMD_POWER_UP 0xfd
#define LK_CMD_TEST_MODE 0xcb
#define LK_CMD_SET_DEFAULTS 0xd3
/* there are 4 leds, represent them in the low 4 bits of a byte */
#define LK_PARAM_LED_MASK(ledbmap) (LK_PARAM|(ledbmap))
/* max volume is 0, lowest is 0x7 */
#define LK_PARAM_VOLUME(v) (LK_PARAM|((v)&0x7))
/* mode set command(s) details */
#define LK_MODE_DOWN 0x0
#define LK_MODE_RPT_DOWN 0x2
#define LK_MODE_DOWN_UP 0x6
#define LK_CMD_MODE(m,div) (LK_PARAM|(div<<3)|m)
#define LK_SHIFT 1<<0
#define LK_CTRL 1<<1
#define LK_LOCK 1<<2
#define LK_COMP 1<<3
#define LK_KEY_SHIFT 174
#define LK_KEY_CTRL 175
#define LK_KEY_LOCK 176
#define LK_KEY_COMP 177
#define LK_KEY_RELEASE 179
#define LK_KEY_REPEAT 180
#define LK_KEY_ACK 186
extern unsigned char scancodeRemap[256];
|
|
From: James S. <jsi...@us...> - 2002-03-15 19:01:13
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/mips/jazz
In directory usw-pr-cvs1:/tmp/cvs-serv15726/arch/mips/jazz
Added Files:
setup.c
Log Message:
Some missed files.
--- NEW FILE: setup.c ---
/*
* Setup pointers to hardware-dependent routines.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1996, 1997, 1998, 2001 by Ralf Baechle
* Copyright (C) 2001 MIPS Technologies, Inc.
*/
#include <linux/config.h>
#include <linux/hdreg.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/mm.h>
#include <linux/console.h>
#include <linux/fb.h>
#include <linux/mc146818rtc.h>
#include <linux/ide.h>
#include <asm/bootinfo.h>
#include <asm/irq.h>
#include <asm/jazz.h>
#include <asm/jazzdma.h>
#include <asm/ptrace.h>
#include <asm/reboot.h>
#include <asm/io.h>
#include <asm/pgtable.h>
/*
* Initial irq handlers.
*/
static void no_action(int cpl, void *dev_id, struct pt_regs *regs) { }
/*
* IRQ2 is cascade interrupt to second interrupt controller
*/
static struct irqaction irq2 = { no_action, 0, 0, "cascade", NULL, NULL};
extern asmlinkage void jazz_handle_int(void);
extern void jazz_machine_restart(char *command);
extern void jazz_machine_halt(void);
extern void jazz_machine_power_off(void);
extern struct ide_ops std_ide_ops;
extern struct rtc_ops jazz_rtc_ops;
extern struct fd_ops *fd_ops;
extern struct fd_ops jazz_fd_ops;
void (*board_time_init)(struct irqaction *irq);
static void __init jazz_time_init(struct irqaction *irq)
{
/* set the clock to 100 Hz */
r4030_write_reg32(JAZZ_TIMER_INTERVAL, 9);
i8259_setup_irq(JAZZ_TIMER_IRQ, irq);
}
static void __init jazz_irq_setup(void)
{
set_except_vector(0, jazz_handle_int);
r4030_write_reg16(JAZZ_IO_IRQ_ENABLE,
JAZZ_IE_ETHERNET |
JAZZ_IE_SCSI |
JAZZ_IE_SERIAL1 |
JAZZ_IE_SERIAL2 |
JAZZ_IE_PARALLEL |
JAZZ_IE_FLOPPY);
r4030_read_reg16(JAZZ_IO_IRQ_SOURCE); /* clear pending IRQs */
r4030_read_reg32(JAZZ_R4030_INVAL_ADDR); /* clear error bits */
change_cp0_status(ST0_IM, IE_IRQ4 | IE_IRQ3 | IE_IRQ2 | IE_IRQ1);
/* set the clock to 100 Hz */
r4030_write_reg32(JAZZ_TIMER_INTERVAL, 9);
request_region(0x20, 0x20, "pic1");
request_region(0xa0, 0x20, "pic2");
i8259_setup_irq(2, &irq2);
}
void __init jazz_setup(void)
{
add_wired_entry (0x02000017, 0x03c00017, 0xe0000000, PM_64K);
add_wired_entry (0x02400017, 0x02440017, 0xe2000000, PM_16M);
add_wired_entry (0x01800017, 0x01000017, 0xe4000000, PM_4M);
irq_setup = jazz_irq_setup;
mips_io_port_base = JAZZ_PORT_BASE;
if (mips_machtype == MACH_MIPS_MAGNUM_4000)
EISA_bus = 1;
isa_slot_offset = 0xe3000000;
request_region(0x00,0x20,"dma1");
request_region(0x40,0x20,"timer");
request_region(0x80,0x10,"dma page reg");
request_region(0xc0,0x20,"dma2");
board_time_init = jazz_time_init;
/* The RTC is outside the port address space */
_machine_restart = jazz_machine_restart;
_machine_halt = jazz_machine_halt;
_machine_power_off = jazz_machine_power_off;
#ifdef CONFIG_BLK_DEV_IDE
ide_ops = &std_ide_ops;
#endif
#ifdef CONFIG_BLK_DEV_FD
fd_ops = &jazz_fd_ops;
#endif
#warning "Somebody should check if screen_info is ok for Jazz."
screen_info = (struct screen_info) {
0, 0, /* orig-x, orig-y */
0, /* unused */
0, /* orig_video_page */
0, /* orig_video_mode */
160, /* orig_video_cols */
0, 0, 0, /* unused, ega_bx, unused */
64, /* orig_video_lines */
0, /* orig_video_isVGA */
16 /* orig_video_points */
};
rtc_ops = &jazz_rtc_ops;
vdma_init();
}
|
|
From: James S. <jsi...@us...> - 2002-03-15 19:01:11
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/m68k/mac
In directory usw-pr-cvs1:/tmp/cvs-serv15726/arch/m68k/mac
Added Files:
config.c
Log Message:
Some missed files.
--- NEW FILE: config.c ---
/*
* linux/arch/m68k/mac/config.c
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*/
/*
* Miscellaneous linux stuff
*/
#include <linux/config.h>
#include <linux/types.h>
#include <linux/mm.h>
#include <linux/tty.h>
#include <linux/interrupt.h>
/* keyb */
#include <linux/random.h>
#include <linux/delay.h>
/* keyb */
#include <linux/init.h>
#define BOOTINFO_COMPAT_1_0
#include <asm/setup.h>
#include <asm/bootinfo.h>
#include <asm/system.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/pgtable.h>
#include <asm/rtc.h>
#include <asm/machdep.h>
#include <asm/macintosh.h>
#include <asm/macints.h>
#include <asm/machw.h>
#include <asm/mac_iop.h>
#include <asm/mac_via.h>
#include <asm/mac_oss.h>
#include <asm/mac_psc.h>
/* Mac bootinfo struct */
struct mac_booter_data mac_bi_data = {0,};
int mac_bisize = sizeof mac_bi_data;
/* New m68k bootinfo stuff and videobase */
extern int m68k_num_memory;
extern struct mem_info m68k_memory[NUM_MEMINFO];
extern struct mem_info m68k_ramdisk;
extern char m68k_command_line[CL_SIZE];
void *mac_env; /* Loaded by the boot asm */
/* The phys. video addr. - might be bogus on some machines */
unsigned long mac_orig_videoaddr;
/* Mac specific timer functions */
extern void mac_gettod (int *, int *, int *, int *, int *, int *);
extern unsigned long mac_gettimeoffset (void);
extern int mac_hwclk (int, struct hwclk_time *);
extern int mac_set_clock_mmss (unsigned long);
extern int show_mac_interrupts(struct seq_file *, void *);
extern void iop_preinit(void);
extern void iop_init(void);
extern void via_init(void);
extern void via_init_clock(void (*func)(int, void *, struct pt_regs *));
extern void via_flush_cache(void);
extern void oss_init(void);
extern void psc_init(void);
extern void baboon_init(void);
extern void (*kd_mksound)(unsigned int, unsigned int);
extern void mac_mksound(unsigned int, unsigned int);
extern void nubus_sweep_video(void);
/* Mac specific debug functions (in debug.c) */
extern void mac_debug_init(void);
extern void mac_debugging_long(int, long);
extern void (*kd_mksound)(unsigned int, unsigned int);
extern int mackbd_init_hw(void);
extern void mackbd_leds(unsigned int leds);
extern int mackbd_translate(unsigned char keycode, unsigned char *keycodep, char raw_mode);
extern void mac_hid_init_hw(void);
extern int mac_hid_kbd_translate(unsigned char scancode, unsigned char *keycode, char raw_mode);
#ifdef CONFIG_MAGIC_SYSRQ
extern unsigned char mac_hid_kbd_sysrq_xlate[128];
extern unsigned char pckbd_sysrq_xlate[128];
extern unsigned char mackbd_sysrq_xlate[128];
#endif /* CONFIG_MAGIC_SYSRQ */
static void mac_get_model(char *str);
void mac_bang(int irq, void *vector, struct pt_regs *p)
{
printk("Resetting ...\n");
mac_reset();
}
static void mac_sched_init(void (*vector)(int, void *, struct pt_regs *))
{
via_init_clock(vector);
}
#if 0
void mac_waitbut (void)
{
;
}
#endif
extern void mac_default_handler(int, void *, struct pt_regs *);
void (*mac_handlers[8])(int, void *, struct pt_regs *)=
{
mac_default_handler,
mac_default_handler,
mac_default_handler,
mac_default_handler,
mac_default_handler,
mac_default_handler,
mac_default_handler,
mac_default_handler
};
/*
* Parse a Macintosh-specific record in the bootinfo
*/
int __init mac_parse_bootinfo(const struct bi_record *record)
{
int unknown = 0;
const u_long *data = record->data;
switch (record->tag) {
case BI_MAC_MODEL:
mac_bi_data.id = *data;
break;
case BI_MAC_VADDR:
mac_bi_data.videoaddr = *data;
break;
case BI_MAC_VDEPTH:
mac_bi_data.videodepth = *data;
break;
case BI_MAC_VROW:
mac_bi_data.videorow = *data;
break;
case BI_MAC_VDIM:
mac_bi_data.dimensions = *data;
break;
case BI_MAC_VLOGICAL:
mac_bi_data.videological = VIDEOMEMBASE + (*data & ~VIDEOMEMMASK);
mac_orig_videoaddr = *data;
break;
case BI_MAC_SCCBASE:
mac_bi_data.sccbase = *data;
break;
case BI_MAC_BTIME:
mac_bi_data.boottime = *data;
break;
case BI_MAC_GMTBIAS:
mac_bi_data.gmtbias = *data;
break;
case BI_MAC_MEMSIZE:
mac_bi_data.memsize = *data;
break;
case BI_MAC_CPUID:
mac_bi_data.cpuid = *data;
break;
case BI_MAC_ROMBASE:
mac_bi_data.rombase = *data;
break;
default:
unknown = 1;
}
return(unknown);
}
/*
* Flip into 24bit mode for an instant - flushes the L2 cache card. We
* have to disable interrupts for this. Our IRQ handlers will crap
* themselves if they take an IRQ in 24bit mode!
*/
static void mac_cache_card_flush(int writeback)
{
unsigned long cpu_flags;
save_flags(cpu_flags);
cli();
via_flush_cache();
restore_flags(cpu_flags);
}
void __init config_mac(void)
{
if (!MACH_IS_MAC) {
printk("ERROR: no Mac, but config_mac() called!! \n");
}
mach_sched_init = mac_sched_init;
mach_init_IRQ = mac_init_IRQ;
mach_request_irq = mac_request_irq;
mach_free_irq = mac_free_irq;
enable_irq = mac_enable_irq;
disable_irq = mac_disable_irq;
mach_get_model = mac_get_model;
mach_default_handler = &mac_handlers;
mach_get_irq_list = show_mac_interrupts;
mach_gettimeoffset = mac_gettimeoffset;
mach_gettod = mac_gettod;
mach_hwclk = mac_hwclk;
mach_set_clock_mmss = mac_set_clock_mmss;
mach_reset = mac_reset;
mach_halt = mac_poweroff;
mach_power_off = mac_poweroff;
conswitchp = &dummy_con;
mach_max_dma_address = 0xffffffff;
#if 0
mach_debug_init = mac_debug_init;
#endif
#ifdef CONFIG_HEARTBEAT
#if 0
mach_heartbeat = mac_heartbeat;
mach_heartbeat_irq = IRQ_MAC_TIMER;
#endif
#endif
/*
* Determine hardware present
*/
mac_identify();
mac_report_hardware();
/* AFAIK only the IIci takes a cache card. The IIfx has onboard
cache ... someone needs to figure out how to tell if it's on or
not. */
if (macintosh_config->ident == MAC_MODEL_IICI
|| macintosh_config->ident == MAC_MODEL_IIFX) {
mach_l2_flush = mac_cache_card_flush;
}
#ifdef MAC_DEBUG_SOUND
/* goes on forever if timers broken */
mac_mksound(1000,10);
#endif
/*
* Check for machine specific fixups.
*/
#ifdef OLD_NUBUS_CODE
nubus_sweep_video();
#endif
}
/*
* Macintosh Table: hardcoded model configuration data.
*
* Much of this was defined by Alan, based on who knows what docs.
* I've added a lot more, and some of that was pure guesswork based
* on hardware pages present on the Mac web site. Possibly wildly
* inaccurate, so look here if a new Mac model won't run. Example: if
* a Mac crashes immediately after the VIA1 registers have been dumped
* to the screen, it probably died attempting to read DirB on a RBV.
* Meaning it should have MAC_VIA_IIci here :-)
*/
struct mac_model *macintosh_config;
static struct mac_model mac_data_table[]=
{
/*
* We'll pretend to be a Macintosh II, that's pretty safe.
*/
{ MAC_MODEL_II, "Unknown", MAC_ADB_II, MAC_VIA_II, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
/*
* Original MacII hardware
*
*/
{ MAC_MODEL_II, "II", MAC_ADB_II, MAC_VIA_II, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_IIX, "IIx", MAC_ADB_II, MAC_VIA_II, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_IICX, "IIcx", MAC_ADB_II, MAC_VIA_II, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_SE30, "SE/30", MAC_ADB_II, MAC_VIA_II, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
/*
* Weirdified MacII hardware - all subtley different. Gee thanks
* Apple. All these boxes seem to have VIA2 in a different place to
* the MacII (+1A000 rather than +4000)
* CSA: see http://developer.apple.com/technotes/hw/hw_09.html
*/
{ MAC_MODEL_IICI, "IIci", MAC_ADB_II, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_IIFX, "IIfx", MAC_ADB_IOP, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_IOP, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_IISI, "IIsi", MAC_ADB_IISI, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_IIVI, "IIvi", MAC_ADB_IISI, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_IIVX, "IIvx", MAC_ADB_IISI, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
/*
* Classic models (guessing: similar to SE/30 ?? Nope, similar to LC ...)
*/
{ MAC_MODEL_CLII, "Classic II", MAC_ADB_IISI, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_CCL, "Color Classic", MAC_ADB_CUDA, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
/*
* Some Mac LC machines. Basically the same as the IIci, ADB like IIsi
*/
{ MAC_MODEL_LC, "LC", MAC_ADB_IISI, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_LCII, "LC II", MAC_ADB_IISI, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_LCIII,"LC III", MAC_ADB_IISI, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
/*
* Quadra. Video is at 0xF9000000, via is like a MacII. We label it differently
* as some of the stuff connected to VIA2 seems different. Better SCSI chip and
* onboard ethernet using a NatSemi SONIC except the 660AV and 840AV which use an
* AMD 79C940 (MACE).
* The 700, 900 and 950 have some I/O chips in the wrong place to
* confuse us. The 840AV has a SCSI location of its own (same as
* the 660AV).
*/
{ MAC_MODEL_Q605, "Quadra 605", MAC_ADB_CUDA, MAC_VIA_QUADRA, MAC_SCSI_QUADRA, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_Q610, "Quadra 610", MAC_ADB_II, MAC_VIA_QUADRA, MAC_SCSI_QUADRA, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_SONIC, MAC_NUBUS},
{ MAC_MODEL_Q630, "Quadra 630", MAC_ADB_CUDA, MAC_VIA_QUADRA, MAC_SCSI_QUADRA, MAC_IDE_QUADRA, MAC_SCC_QUADRA, MAC_ETHER_SONIC, MAC_NUBUS},
{ MAC_MODEL_Q650, "Quadra 650", MAC_ADB_II, MAC_VIA_QUADRA, MAC_SCSI_QUADRA, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_SONIC, MAC_NUBUS},
/* The Q700 does have a NS Sonic */
{ MAC_MODEL_Q700, "Quadra 700", MAC_ADB_II, MAC_VIA_QUADRA, MAC_SCSI_QUADRA2, MAC_IDE_NONE, MAC_SCC_QUADRA2, MAC_ETHER_SONIC, MAC_NUBUS},
{ MAC_MODEL_Q800, "Quadra 800", MAC_ADB_II, MAC_VIA_QUADRA, MAC_SCSI_QUADRA, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_SONIC, MAC_NUBUS},
{ MAC_MODEL_Q840, "Quadra 840AV", MAC_ADB_CUDA, MAC_VIA_QUADRA, MAC_SCSI_QUADRA3, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_MACE, MAC_NUBUS},
{ MAC_MODEL_Q900, "Quadra 900", MAC_ADB_IOP, MAC_VIA_QUADRA, MAC_SCSI_QUADRA2, MAC_IDE_NONE, MAC_SCC_IOP, MAC_ETHER_SONIC, MAC_NUBUS},
{ MAC_MODEL_Q950, "Quadra 950", MAC_ADB_IOP, MAC_VIA_QUADRA, MAC_SCSI_QUADRA2, MAC_IDE_NONE, MAC_SCC_IOP, MAC_ETHER_SONIC, MAC_NUBUS},
/*
* Performa - more LC type machines
*/
{ MAC_MODEL_P460, "Performa 460", MAC_ADB_IISI, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_P475, "Performa 475", MAC_ADB_CUDA, MAC_VIA_QUADRA, MAC_SCSI_QUADRA, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_P475F, "Performa 475", MAC_ADB_CUDA, MAC_VIA_QUADRA, MAC_SCSI_QUADRA, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_P520, "Performa 520", MAC_ADB_CUDA, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_P550, "Performa 550", MAC_ADB_CUDA, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_P575, "Performa 575", MAC_ADB_CUDA, MAC_VIA_QUADRA, MAC_SCSI_QUADRA, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
/* These have the comm slot, and therefore the possibility of SONIC ethernet */
{ MAC_MODEL_P588, "Performa 588", MAC_ADB_CUDA, MAC_VIA_QUADRA, MAC_SCSI_QUADRA, MAC_IDE_QUADRA, MAC_SCC_II, MAC_ETHER_SONIC, MAC_NUBUS},
{ MAC_MODEL_TV, "TV", MAC_ADB_CUDA, MAC_VIA_QUADRA, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_P600, "Performa 600", MAC_ADB_IISI, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_II, MAC_ETHER_NONE, MAC_NUBUS},
/*
* Centris - just guessing again; maybe like Quadra
*/
/* The C610 may or may not have SONIC. We probe to make sure */
{ MAC_MODEL_C610, "Centris 610", MAC_ADB_II, MAC_VIA_QUADRA, MAC_SCSI_QUADRA, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_SONIC, MAC_NUBUS},
{ MAC_MODEL_C650, "Centris 650", MAC_ADB_II, MAC_VIA_QUADRA, MAC_SCSI_QUADRA, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_SONIC, MAC_NUBUS},
{ MAC_MODEL_C660, "Centris 660AV", MAC_ADB_CUDA, MAC_VIA_QUADRA, MAC_SCSI_QUADRA3, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_MACE, MAC_NUBUS},
/*
* The PowerBooks all the same "Combo" custom IC for SCSI and SCC
* and a PMU (in two variations?) for ADB. Most of them use the
* Quadra-style VIAs. A few models also have IDE from hell.
*/
{ MAC_MODEL_PB140, "PowerBook 140", MAC_ADB_PB1, MAC_VIA_QUADRA, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB145, "PowerBook 145", MAC_ADB_PB1, MAC_VIA_QUADRA, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB150, "PowerBook 150", MAC_ADB_PB1, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_PB, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB160, "PowerBook 160", MAC_ADB_PB1, MAC_VIA_QUADRA, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB165, "PowerBook 165", MAC_ADB_PB1, MAC_VIA_QUADRA, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB165C, "PowerBook 165c", MAC_ADB_PB1, MAC_VIA_QUADRA, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB170, "PowerBook 170", MAC_ADB_PB1, MAC_VIA_QUADRA, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB180, "PowerBook 180", MAC_ADB_PB1, MAC_VIA_QUADRA, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB180C, "PowerBook 180c", MAC_ADB_PB1, MAC_VIA_QUADRA, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB190, "PowerBook 190", MAC_ADB_PB2, MAC_VIA_QUADRA, MAC_SCSI_OLD, MAC_IDE_BABOON, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB520, "PowerBook 520", MAC_ADB_PB2, MAC_VIA_QUADRA, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_SONIC, MAC_NUBUS},
/*
* PowerBook Duos are pretty much like normal PowerBooks
* All of these probably have onboard SONIC in the Dock which
* means we'll have to probe for it eventually.
*
* Are these reallly MAC_VIA_IIci? The developer notes for the
* Duos show pretty much the same custom parts as in most of
* the other PowerBooks which would imply MAC_VIA_QUADRA.
*/
{ MAC_MODEL_PB210, "PowerBook Duo 210", MAC_ADB_PB2, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB230, "PowerBook Duo 230", MAC_ADB_PB2, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB250, "PowerBook Duo 250", MAC_ADB_PB2, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB270C, "PowerBook Duo 270c", MAC_ADB_PB2, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB280, "PowerBook Duo 280", MAC_ADB_PB2, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
{ MAC_MODEL_PB280C, "PowerBook Duo 280c", MAC_ADB_PB2, MAC_VIA_IIci, MAC_SCSI_OLD, MAC_IDE_NONE, MAC_SCC_QUADRA, MAC_ETHER_NONE, MAC_NUBUS},
/*
* Other stuff ??
*/
{ -1, NULL, 0,0,0,}
};
void mac_identify(void)
{
struct mac_model *m;
/* Penguin data useful? */
int model = mac_bi_data.id;
if (!model) {
/* no bootinfo model id -> NetBSD booter was used! */
/* XXX FIXME: breaks for model > 31 */
model=(mac_bi_data.cpuid>>2)&63;
printk ("No bootinfo model ID, using cpuid instead (hey, use Penguin!)\n");
}
macintosh_config = mac_data_table;
for (m = macintosh_config ; m->ident != -1 ; m++) {
if (m->ident == model) {
macintosh_config = m;
break;
}
}
/* We need to pre-init the IOPs, if any. Otherwise */
/* the serial console won't work if the user had */
/* the serial ports set to "Faster" mode in MacOS. */
iop_preinit();
mac_debug_init();
printk ("Detected Macintosh model: %d \n", model);
/*
* Report booter data:
*/
printk (" Penguin bootinfo data:\n");
printk (" Video: addr 0x%lx row 0x%lx depth %lx dimensions %ld x %ld\n",
mac_bi_data.videoaddr, mac_bi_data.videorow,
mac_bi_data.videodepth, mac_bi_data.dimensions & 0xFFFF,
mac_bi_data.dimensions >> 16);
printk (" Videological 0x%lx phys. 0x%lx, SCC at 0x%lx \n",
mac_bi_data.videological, mac_orig_videoaddr,
mac_bi_data.sccbase);
printk (" Boottime: 0x%lx GMTBias: 0x%lx \n",
mac_bi_data.boottime, mac_bi_data.gmtbias);
printk (" Machine ID: %ld CPUid: 0x%lx memory size: 0x%lx \n",
mac_bi_data.id, mac_bi_data.cpuid, mac_bi_data.memsize);
#if 0
printk ("Ramdisk: addr 0x%lx size 0x%lx\n",
m68k_ramdisk.addr, m68k_ramdisk.size);
#endif
/*
* TODO: set the various fields in macintosh_config->hw_present here!
*/
switch (macintosh_config->scsi_type) {
case MAC_SCSI_OLD:
MACHW_SET(MAC_SCSI_80);
break;
case MAC_SCSI_QUADRA:
case MAC_SCSI_QUADRA2:
case MAC_SCSI_QUADRA3:
MACHW_SET(MAC_SCSI_96);
if ((macintosh_config->ident == MAC_MODEL_Q900) ||
(macintosh_config->ident == MAC_MODEL_Q950))
MACHW_SET(MAC_SCSI_96_2);
break;
default:
printk("config.c: wtf: unknown scsi, using 53c80\n");
MACHW_SET(MAC_SCSI_80);
break;
}
iop_init();
via_init();
oss_init();
psc_init();
baboon_init();
}
void mac_report_hardware(void)
{
printk("Apple Macintosh %s\n", macintosh_config->name);
}
static void mac_get_model(char *str)
{
strcpy(str,"Macintosh ");
strcat(str, macintosh_config->name);
}
|
|
From: James S. <jsi...@us...> - 2002-03-15 18:59:33
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/ppc64/kernel
In directory usw-pr-cvs1:/tmp/cvs-serv15002/arch/ppc64/kernel
Added Files:
setup.c
Log Message:
Completely removed aux_device_present flag.
--- NEW FILE: setup.c ---
/*
*
* Common boot and setup code.
*
* Copyright (C) 2001 PPC64 Team, IBM Corp
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#include <linux/config.h>
#include <linux/module.h>
#include <linux/string.h>
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/reboot.h>
#include <linux/delay.h>
#include <linux/blk.h>
#include <linux/ide.h>
#include <linux/seq_file.h>
#include <linux/ioport.h>
#include <linux/tty.h>
#include <asm/init.h>
#include <asm/io.h>
#include <asm/prom.h>
#include <asm/processor.h>
#include <asm/pgtable.h>
#include <asm/bootinfo.h>
#include <asm/smp.h>
#include <asm/elf.h>
#include <asm/machdep.h>
#include <asm/iSeries/LparData.h>
#include <asm/Naca.h>
#include <asm/Paca.h>
#include <asm/ppcdebug.h>
#include <asm/time.h>
extern unsigned long klimit;
/* extern void *stab; */
extern HTAB htab_data;
extern unsigned long loops_per_jiffy;
extern unsigned long embedded_sysmap_start;
extern unsigned long embedded_sysmap_end;
int have_of = 1;
extern void chrp_init(unsigned long r3,
unsigned long r4,
unsigned long r5,
unsigned long r6,
unsigned long r7);
extern void chrp_init_map_io_space( void );
extern void iSeries_init( void );
extern void iSeries_init_early( void );
extern void pSeries_init_early( void );
extern void pSeriesLP_init_early(void);
extern void mm_init_ppc64( void );
unsigned long decr_overclock = 1;
unsigned long decr_overclock_proc0 = 1;
unsigned long decr_overclock_set = 0;
unsigned long decr_overclock_proc0_set = 0;
#ifdef CONFIG_XMON
extern void xmon_map_scc(void);
#endif
char saved_command_line[256];
void parse_cmd_line(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7);
int parse_bootinfo(void);
int _machine = _MACH_unknown;
#ifdef CONFIG_MAGIC_SYSRQ
unsigned long SYSRQ_KEY;
#endif /* CONFIG_MAGIC_SYSRQ */
struct machdep_calls ppc_md;
struct Naca *naca;
/*
* Perhaps we can put the pmac screen_info[] here
* on pmac as well so we don't need the ifdef's.
* Until we get multiple-console support in here
* that is. -- Cort
* Maybe tie it to serial consoles, since this is really what
* these processors use on existing boards. -- Dan
*/
struct screen_info screen_info = {
0, 25, /* orig-x, orig-y */
0, /* unused */
0, /* orig-video-page */
0, /* orig-video-mode */
80, /* orig-video-cols */
0,0,0, /* ega_ax, ega_bx, ega_cx */
25, /* orig-video-lines */
1, /* orig-video-isVGA */
16 /* orig-video-points */
};
/*
* These are used in binfmt_elf.c to put aux entries on the stack
* for each elf executable being started.
*/
int dcache_bsize;
int icache_bsize;
int ucache_bsize;
/*
* Initialize the PPCDBG state. Called before relocation has been enabled.
*/
void ppcdbg_initialize(void) {
unsigned long offset = reloc_offset();
struct Naca *_naca = RELOC(naca);
_naca->debug_switch = PPC_DEBUG_DEFAULT; /* | PPCDBG_BUSWALK | PPCDBG_PHBINIT | PPCDBG_MM | PPCDBG_MMINIT | PPCDBG_TCEINIT | PPCDBG_TCE */;
}
/*
* Initialize a set of PACA's, one for each processor.
*
* At this point, relocation is on, but we have not done any other
* setup of the mm subsystem.
*/
void paca_init(void) {
#if 0
int processorCount = naca->processorCount, i;
struct Paca *paca[];
/* Put the array of paca's on a page boundary & allocate 1/2 page of */
/* storage for each. */
klimit += (PAGE_SIZE-1) & PAGE_MASK;
naca->xPaca = paca[0] = klimit;
klimit += ((PAGE_SIZE>>1) * processorCount);
for(i=0; i<processorCount; i++) {
paca[0]->xPacaIndex = i;
}
#endif
}
/*
* Do some initial setup of the system. The paramters are those which
* were passed in from the bootloader.
*/
void setup_system(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
/* This should be fixed properly in kernel/resource.c */
iomem_resource.end = MEM_SPACE_LIMIT;
/* pSeries systems are identified in prom.c via OF. */
if ( itLpNaca.xLparInstalled == 1 )
_machine = _MACH_iSeries;
switch (_machine) {
case _MACH_iSeries:
iSeries_init_early();
break;
#ifdef CONFIG_PPC_PSERIES
case _MACH_pSeries:
pSeries_init_early();
#ifdef CONFIG_BLK_DEV_INITRD
initrd_start = initrd_end = 0;
#endif
parse_bootinfo();
break;
case _MACH_pSeriesLP:
pSeriesLP_init_early();
#ifdef CONFIG_BLK_DEV_INITRD
initrd_start = initrd_end = 0;
#endif
parse_bootinfo();
break;
#endif
}
udbg_puts("\n-----------------------------------------------------\n");
udbg_puts("Naca Info...\n\n");
udbg_puts("naca = 0x");
udbg_puthex((unsigned long)naca);
udbg_putc('\n');
udbg_puts("naca->processorCount = 0x");
udbg_puthex(naca->processorCount);
udbg_putc('\n');
udbg_puts("naca->physicalMemorySize = 0x");
udbg_puthex(naca->physicalMemorySize);
udbg_putc('\n');
udbg_puts("naca->dCacheL1LineSize = 0x");
udbg_puthex(naca->dCacheL1LineSize);
udbg_putc('\n');
udbg_puts("naca->dCacheL1LogLineSize = 0x");
udbg_puthex(naca->dCacheL1LogLineSize);
udbg_putc('\n');
udbg_puts("naca->dCacheL1LinesPerPage = 0x");
udbg_puthex(naca->dCacheL1LinesPerPage);
udbg_putc('\n');
udbg_puts("naca->iCacheL1LineSize = 0x");
udbg_puthex(naca->iCacheL1LineSize);
udbg_putc('\n');
udbg_puts("naca->iCacheL1LogLineSize = 0x");
udbg_puthex(naca->iCacheL1LogLineSize);
udbg_putc('\n');
udbg_puts("naca->iCacheL1LinesPerPage = 0x");
udbg_puthex(naca->iCacheL1LinesPerPage);
udbg_putc('\n');
udbg_puts("naca->pftSize = 0x");
udbg_puthex(naca->pftSize);
udbg_putc('\n');
udbg_puts("naca->serialPortAddr = 0x");
udbg_puthex(naca->serialPortAddr);
udbg_putc('\n');
udbg_puts("naca->interrupt_controller = 0x");
udbg_puthex(naca->interrupt_controller);
udbg_putc('\n');
udbg_printf("\nHTAB Info ...\n\n");
udbg_puts("htab_data.htab = 0x");
udbg_puthex((unsigned long)htab_data.htab);
udbg_putc('\n');
udbg_puts("htab_data.num_ptegs = 0x");
udbg_puthex(htab_data.htab_num_ptegs);
udbg_putc('\n');
udbg_puts("\n-----------------------------------------------------\n");
if ( _machine & _MACH_pSeries ) {
finish_device_tree();
chrp_init(r3, r4, r5, r6, r7);
}
mm_init_ppc64();
switch (_machine) {
case _MACH_iSeries:
iSeries_init();
break;
default:
/* The following relies on the device tree being */
/* fully configured. */
parse_cmd_line(r3, r4, r5, r6, r7);
}
}
void machine_restart(char *cmd)
{
ppc_md.restart(cmd);
}
void machine_power_off(void)
{
ppc_md.power_off();
}
void machine_halt(void)
{
ppc_md.halt();
}
static int show_cpuinfo(struct seq_file *m, void *v)
{
unsigned long cpu_id = (unsigned long)v - 1;
unsigned int pvr;
unsigned short maj;
unsigned short min;
#ifdef CONFIG_SMP
if (cpu_id == NR_CPUS) {
unsigned long bogosum = smp_num_cpus * loops_per_jiffy;
seq_printf(m, "total bogomips\t: %lu.%02lu\n",
bogosum/(500000/HZ),
bogosum/(5000/HZ) % 100);
if (ppc_md.get_cpuinfo != NULL)
ppc_md.get_cpuinfo(m);
return 0;
}
if (!(cpu_online_map & (1<<cpu_id)))
return 0;
#endif
pvr = xPaca[cpu_id].pvr;
maj = (pvr >> 8) & 0xFF;
min = pvr & 0xFF;
seq_printf(m, "processor\t: %lu\n", cpu_id);
seq_printf(m, "cpu\t\t: ");
pvr = xPaca[cpu_id].pvr;
switch (PVR_VER(pvr)) {
case PV_PULSAR:
seq_printf(m, "RS64-III (pulsar)\n");
break;
case PV_POWER4:
seq_printf(m, "POWER4 (gp)\n");
break;
case PV_ICESTAR:
seq_printf(m, "RS64-III (icestar)\n");
break;
case PV_SSTAR:
seq_printf(m, "RS64-IV (sstar)\n");
break;
case PV_630:
seq_printf(m, "POWER3 (630)\n");
break;
case PV_630p:
seq_printf(m, "POWER3 (630+)\n");
break;
default:
seq_printf(m, "Unknown (%08x)\n", pvr);
break;
}
/*
* Assume here that all clock rates are the same in a
* smp system. -- Cort
*/
if (_machine != _MACH_iSeries) {
struct device_node *cpu_node;
int *fp;
cpu_node = find_type_devices("cpu");
if (cpu_node) {
fp = (int *) get_property(cpu_node, "clock-frequency",
NULL);
if (fp)
seq_printf(m, "clock\t\t: %dMHz\n",
*fp / 1000000);
}
}
if (ppc_md.setup_residual != NULL)
ppc_md.setup_residual(m, cpu_id);
seq_printf(m, "revision\t: %hd.%hd\n", maj, min);
seq_printf(m, "bogomips\t: %lu.%02lu\n\n",
loops_per_jiffy/(500000/HZ),
loops_per_jiffy/(5000/HZ) % 100);
return 0;
}
static void *c_start(struct seq_file *m, loff_t *pos)
{
return *pos <= NR_CPUS ? (void *)((*pos)+1) : NULL;
}
static void *c_next(struct seq_file *m, void *v, loff_t *pos)
{
++*pos;
return c_start(m, pos);
}
static void c_stop(struct seq_file *m, void *v)
{
}
struct seq_operations cpuinfo_op = {
start: c_start,
next: c_next,
stop: c_stop,
show: show_cpuinfo,
};
/*
* Fetch the cmd_line from open firmware. */
void parse_cmd_line(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
struct device_node *chosen;
char *p;
#ifdef CONFIG_BLK_DEV_INITRD
if ((initrd_start == 0) && r3 && r4 && r4 != 0xdeadbeef) {
initrd_start = (r3 >= KERNELBASE) ? r3 : (unsigned long)__va(r3);
initrd_end = initrd_start + r4;
ROOT_DEV = mk_kdev(RAMDISK_MAJOR, 0);
initrd_below_start_ok = 1;
}
#endif
cmd_line[0] = 0;
chosen = find_devices("chosen");
if (chosen != NULL) {
p = get_property(chosen, "bootargs", NULL);
if (p != NULL)
strncpy(cmd_line, p, sizeof(cmd_line));
}
cmd_line[sizeof(cmd_line) - 1] = 0;
/* Look for mem= option on command line */
if (strstr(cmd_line, "mem=")) {
char *p, *q;
unsigned long maxmem = 0;
extern unsigned long __max_memory;
for (q = cmd_line; (p = strstr(q, "mem=")) != 0; ) {
q = p + 4;
if (p > cmd_line && p[-1] != ' ')
continue;
maxmem = simple_strtoul(q, &q, 0);
if (*q == 'k' || *q == 'K') {
maxmem <<= 10;
++q;
} else if (*q == 'm' || *q == 'M') {
maxmem <<= 20;
++q;
}
}
__max_memory = maxmem;
}
ppc_md.progress("id mach: done", 0x200);
}
char *bi_tag2str(unsigned long tag)
{
switch (tag) {
case BI_FIRST:
return "BI_FIRST";
case BI_LAST:
return "BI_LAST";
case BI_CMD_LINE:
return "BI_CMD_LINE";
case BI_BOOTLOADER_ID:
return "BI_BOOTLOADER_ID";
case BI_INITRD:
return "BI_INITRD";
case BI_SYSMAP:
return "BI_SYSMAP";
case BI_MACHTYPE:
return "BI_MACHTYPE";
default:
return "BI_UNKNOWN";
}
}
int parse_bootinfo(void)
{
struct bi_record *rec;
extern char *sysmap;
extern unsigned long sysmap_size;
rec = prom.bi_recs;
if ( rec == NULL || rec->tag != BI_FIRST )
return -1;
for ( ; rec->tag != BI_LAST ; rec = bi_rec_next(rec) ) {
switch (rec->tag) {
case BI_CMD_LINE:
memcpy(cmd_line, (void *)rec->data, rec->size);
break;
case BI_SYSMAP:
sysmap = (char *)((rec->data[0] >= (KERNELBASE))
? rec->data[0] : (unsigned long)__va(rec->data[0]));
sysmap_size = rec->data[1];
break;
#ifdef CONFIG_BLK_DEV_INITRD
case BI_INITRD:
initrd_start = (unsigned long)__va(rec->data[0]);
initrd_end = initrd_start + rec->data[1];
ROOT_DEV = mk_kdev(RAMDISK_MAJOR, 0);
initrd_below_start_ok = 1;
break;
#endif /* CONFIG_BLK_DEV_INITRD */
}
}
return 0;
}
int __init ppc_init(void)
{
/* clear the progress line */
ppc_md.progress(" ", 0xffff);
if (ppc_md.init != NULL) {
ppc_md.init();
}
return 0;
}
arch_initcall(ppc_init);
void __init ppc64_calibrate_delay(void)
{
loops_per_jiffy = tb_ticks_per_jiffy;
printk("Calibrating delay loop... %lu.%02lu BogoMips\n",
loops_per_jiffy/(500000/HZ),
loops_per_jiffy/(5000/HZ) % 100);
}
extern void (*calibrate_delay)(void);
/*
* Called into from start_kernel, after lock_kernel has been called.
* Initializes bootmem, which is unsed to manage page allocation until
* mem_init is called.
*/
void __init setup_arch(char **cmdline_p)
{
extern int panic_timeout;
extern char _etext[], _edata[];
extern void do_init_bootmem(void);
calibrate_delay = ppc64_calibrate_delay;
#ifdef CONFIG_XMON
xmon_map_scc();
if (strstr(cmd_line, "xmon"))
xmon(0);
#endif /* CONFIG_XMON */
ppc_md.progress("setup_arch:enter", 0x3eab);
#if defined(CONFIG_KGDB)
kgdb_map_scc();
set_debug_traps();
breakpoint();
#endif
/*
* Set cache line size based on type of cpu as a default.
* Systems with OF can look in the properties on the cpu node(s)
* for a possibly more accurate value.
*/
dcache_bsize = naca->dCacheL1LineSize;
icache_bsize = naca->iCacheL1LineSize;
/* reboot on panic */
panic_timeout = 180;
init_mm.start_code = PAGE_OFFSET;
init_mm.end_code = (unsigned long) _etext;
init_mm.end_data = (unsigned long) _edata;
init_mm.brk = (unsigned long) klimit;
/* Save unparsed command line copy for /proc/cmdline */
strcpy(saved_command_line, cmd_line);
*cmdline_p = cmd_line;
/* set up the bootmem stuff with available memory */
do_init_bootmem();
ppc_md.progress("setup_arch:bootmem", 0x3eab);
ppc_md.setup_arch();
paging_init();
ppc_md.progress("setup_arch: exit", 0x3eab);
}
#ifdef CONFIG_IDE
/* Convert the shorts/longs in hd_driveid from little to big endian;
* chars are endian independant, of course, but strings need to be flipped.
* (Despite what it says in drivers/block/ide.h, they come up as little
* endian...)
*
* Changes to linux/hdreg.h may require changes here. */
void ppc64_ide_fix_driveid(struct hd_driveid *id)
{
int i;
unsigned short *stringcast;
id->config = __le16_to_cpu(id->config);
id->cyls = __le16_to_cpu(id->cyls);
id->reserved2 = __le16_to_cpu(id->reserved2);
id->heads = __le16_to_cpu(id->heads);
id->track_bytes = __le16_to_cpu(id->track_bytes);
id->sector_bytes = __le16_to_cpu(id->sector_bytes);
id->sectors = __le16_to_cpu(id->sectors);
id->vendor0 = __le16_to_cpu(id->vendor0);
id->vendor1 = __le16_to_cpu(id->vendor1);
id->vendor2 = __le16_to_cpu(id->vendor2);
stringcast = (unsigned short *)&id->serial_no[0];
for (i = 0; i < (20/2); i++)
stringcast[i] = __le16_to_cpu(stringcast[i]);
id->buf_type = __le16_to_cpu(id->buf_type);
id->buf_size = __le16_to_cpu(id->buf_size);
id->ecc_bytes = __le16_to_cpu(id->ecc_bytes);
stringcast = (unsigned short *)&id->fw_rev[0];
for (i = 0; i < (8/2); i++)
stringcast[i] = __le16_to_cpu(stringcast[i]);
stringcast = (unsigned short *)&id->model[0];
for (i = 0; i < (40/2); i++)
stringcast[i] = __le16_to_cpu(stringcast[i]);
id->dword_io = __le16_to_cpu(id->dword_io);
id->reserved50 = __le16_to_cpu(id->reserved50);
id->field_valid = __le16_to_cpu(id->field_valid);
id->cur_cyls = __le16_to_cpu(id->cur_cyls);
id->cur_heads = __le16_to_cpu(id->cur_heads);
id->cur_sectors = __le16_to_cpu(id->cur_sectors);
id->cur_capacity0 = __le16_to_cpu(id->cur_capacity0);
id->cur_capacity1 = __le16_to_cpu(id->cur_capacity1);
id->lba_capacity = __le32_to_cpu(id->lba_capacity);
id->dma_1word = __le16_to_cpu(id->dma_1word);
id->dma_mword = __le16_to_cpu(id->dma_mword);
id->eide_pio_modes = __le16_to_cpu(id->eide_pio_modes);
id->eide_dma_min = __le16_to_cpu(id->eide_dma_min);
id->eide_dma_time = __le16_to_cpu(id->eide_dma_time);
id->eide_pio = __le16_to_cpu(id->eide_pio);
id->eide_pio_iordy = __le16_to_cpu(id->eide_pio_iordy);
for (i = 0; i < 2; i++)
id->words69_70[i] = __le16_to_cpu(id->words69_70[i]);
for (i = 0; i < 4; i++)
id->words71_74[i] = __le16_to_cpu(id->words71_74[i]);
id->queue_depth = __le16_to_cpu(id->queue_depth);
for (i = 0; i < 4; i++)
id->words76_79[i] = __le16_to_cpu(id->words76_79[i]);
id->major_rev_num = __le16_to_cpu(id->major_rev_num);
id->minor_rev_num = __le16_to_cpu(id->minor_rev_num);
id->command_set_1 = __le16_to_cpu(id->command_set_1);
id->command_set_2 = __le16_to_cpu(id->command_set_2);
id->cfsse = __le16_to_cpu(id->cfsse);
id->cfs_enable_1 = __le16_to_cpu(id->cfs_enable_1);
id->cfs_enable_2 = __le16_to_cpu(id->cfs_enable_2);
id->csf_default = __le16_to_cpu(id->csf_default);
id->dma_ultra = __le16_to_cpu(id->dma_ultra);
id->word89 = __le16_to_cpu(id->word89);
id->word90 = __le16_to_cpu(id->word90);
id->CurAPMvalues = __le16_to_cpu(id->CurAPMvalues);
id->word92 = __le16_to_cpu(id->word92);
id->hw_config = __le16_to_cpu(id->hw_config);
for (i = 0; i < 32; i++)
id->words94_125[i] = __le16_to_cpu(id->words94_125[i]);
id->last_lun = __le16_to_cpu(id->last_lun);
id->word127 = __le16_to_cpu(id->word127);
id->dlf = __le16_to_cpu(id->dlf);
id->csfo = __le16_to_cpu(id->csfo);
for (i = 0; i < 26; i++)
id->words130_155[i] = __le16_to_cpu(id->words130_155[i]);
id->word156 = __le16_to_cpu(id->word156);
for (i = 0; i < 3; i++)
id->words157_159[i] = __le16_to_cpu(id->words157_159[i]);
for (i = 0; i < 96; i++)
id->words160_255[i] = __le16_to_cpu(id->words160_255[i]);
}
#endif
void exception_trace(unsigned long trap)
{
unsigned long x, srr0, srr1, reg20, reg1, reg21;
asm("mflr %0" : "=r" (x) :);
asm("mfspr %0,0x1a" : "=r" (srr0) :);
asm("mfspr %0,0x1b" : "=r" (srr1) :);
asm("mr %0,1" : "=r" (reg1) :);
asm("mr %0,20" : "=r" (reg20) :);
asm("mr %0,21" : "=r" (reg21) :);
udbg_puts("\n");
udbg_puts("Took an exception : "); udbg_puthex(x); udbg_puts("\n");
udbg_puts(" "); udbg_puthex(reg1); udbg_puts("\n");
udbg_puts(" "); udbg_puthex(reg20); udbg_puts("\n");
udbg_puts(" "); udbg_puthex(reg21); udbg_puts("\n");
udbg_puts(" "); udbg_puthex(srr0); udbg_puts("\n");
udbg_puts(" "); udbg_puthex(srr1); udbg_puts("\n");
}
int set_spread_lpevents( char * str )
{
/* The parameter is the number of processors to share in processing lp events */
unsigned long i;
unsigned long val = simple_strtoul( str, NULL, 0 );
if ( ( val > 0 ) && ( val <= maxPacas ) ) {
for ( i=1; i<val; ++i )
xPaca[i].lpQueuePtr = xPaca[0].lpQueuePtr;
printk("lpevent processing spread over %ld processors\n", val);
}
else
printk("invalid spreaqd_lpevents %ld\n", val);
return 1;
}
/* This should only be called on processor 0 during calibrate decr */
void setup_default_decr(void)
{
struct Paca * paca = (struct Paca *)mfspr(SPRG3);
if ( decr_overclock_set && !decr_overclock_proc0_set )
decr_overclock_proc0 = decr_overclock;
paca->default_decr = tb_ticks_per_jiffy / decr_overclock_proc0;
paca->next_jiffy_update_tb = get_tb() + tb_ticks_per_jiffy;
}
int set_decr_overclock_proc0( char * str )
{
unsigned long val = simple_strtoul( str, NULL, 0 );
if ( ( val >= 1 ) && ( val <= 48 ) ) {
decr_overclock_proc0_set = 1;
decr_overclock_proc0 = val;
printk("proc 0 decrementer overclock factor of %ld\n", val);
}
else
printk("invalid proc 0 decrementer overclock factor of %ld\n", val);
return 1;
}
int set_decr_overclock( char * str )
{
unsigned long val = simple_strtoul( str, NULL, 0 );
if ( ( val >= 1 ) && ( val <= 48 ) ) {
decr_overclock_set = 1;
decr_overclock = val;
printk("decrementer overclock factor of %ld\n", val);
}
else
printk("invalid decrementer overclock factor of %ld\n", val);
return 1;
}
__setup("spread_lpevents=", set_spread_lpevents );
__setup("decr_overclock_proc0=", set_decr_overclock_proc0 );
__setup("decr_overclock=", set_decr_overclock );
|
|
From: James S. <jsi...@us...> - 2002-03-15 18:59:33
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/mips/sni In directory usw-pr-cvs1:/tmp/cvs-serv15002/arch/mips/sni Modified Files: setup.c Log Message: Completely removed aux_device_present flag. Index: setup.c =================================================================== RCS file: /cvsroot/linuxconsole/ruby/linux/arch/mips/sni/setup.c,v retrieving revision 1.5 retrieving revision 1.6 diff -u -d -r1.5 -r1.6 --- setup.c 6 Oct 2001 16:11:12 -0000 1.5 +++ setup.c 15 Mar 2002 18:59:28 -0000 1.6 @@ -47,7 +47,6 @@ setup_irq(0, irq); } -unsigned char aux_device_present; extern unsigned char sni_map_isa_cache; /* @@ -97,8 +96,6 @@ _machine_restart = sni_machine_restart; _machine_halt = sni_machine_halt; _machine_power_off = sni_machine_power_off; - - aux_device_present = 0xaa; /* * Some cluefull person has placed the PCI config data directly in |
|
From: James S. <jsi...@us...> - 2002-03-15 18:59:33
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/mips64/kernel
In directory usw-pr-cvs1:/tmp/cvs-serv15002/arch/mips64/kernel
Modified Files:
setup.c
Log Message:
Completely removed aux_device_present flag.
Index: setup.c
===================================================================
RCS file: /cvsroot/linuxconsole/ruby/linux/arch/mips64/kernel/setup.c,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -d -r1.3 -r1.4
--- setup.c 6 Oct 2001 16:11:12 -0000 1.3
+++ setup.c 15 Mar 2002 18:59:28 -0000 1.4
@@ -84,8 +84,6 @@
struct boot_mem_map boot_mem_map;
-unsigned char aux_device_present;
-
extern void load_mmu(void);
static char command_line[CL_SIZE] = { 0, };
|
|
From: James S. <jsi...@us...> - 2002-03-15 18:59:33
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/ppc/kernel
In directory usw-pr-cvs1:/tmp/cvs-serv15002/arch/ppc/kernel
Added Files:
setup.c
Log Message:
Completely removed aux_device_present flag.
--- NEW FILE: setup.c ---
/*
* BK Id: %F% %I% %G% %U% %#%
*/
/*
* Common prep/pmac/chrp boot and setup code.
*/
#include <linux/config.h>
#include <linux/module.h>
#include <linux/string.h>
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/reboot.h>
#include <linux/delay.h>
#include <linux/blk.h>
#include <linux/ide.h>
#include <linux/tty.h>
#include <linux/bootmem.h>
#include <linux/seq_file.h>
#include <asm/residual.h>
#include <asm/io.h>
#include <asm/prom.h>
#include <asm/processor.h>
#include <asm/pgtable.h>
#include <asm/bootinfo.h>
#include <asm/setup.h>
#include <asm/amigappc.h>
#include <asm/smp.h>
#include <asm/elf.h>
#include <asm/cputable.h>
#include <asm/bootx.h>
#include <asm/btext.h>
#include <asm/machdep.h>
#include <asm/uaccess.h>
#include <asm/system.h>
#include <asm/pmac_feature.h>
#if defined CONFIG_KGDB
#include <asm/kgdb.h>
#endif
extern void platform_init(unsigned long r3, unsigned long r4,
unsigned long r5, unsigned long r6, unsigned long r7);
extern void bootx_init(unsigned long r4, unsigned long phys);
extern void identify_cpu(unsigned long offset, unsigned long cpu);
extern void do_cpu_ftr_fixups(unsigned long offset);
extern void reloc_got2(unsigned long offset);
#ifdef CONFIG_XMON
extern void xmon_map_scc(void);
#endif
#ifdef CONFIG_KGDB
extern void kgdb_map_scc(void);
#endif
extern boot_infos_t *boot_infos;
char saved_command_line[256];
struct ide_machdep_calls ppc_ide_md;
char *sysmap;
unsigned long sysmap_size;
/* Used with the BI_MEMSIZE bootinfo parameter to store the memory
size value reported by the boot loader. */
unsigned int boot_mem_size;
unsigned long ISA_DMA_THRESHOLD;
unsigned long DMA_MODE_READ, DMA_MODE_WRITE;
#ifdef CONFIG_ALL_PPC
int _machine = 0;
extern void prep_init(unsigned long r3, unsigned long r4,
unsigned long r5, unsigned long r6, unsigned long r7);
extern void pmac_init(unsigned long r3, unsigned long r4,
unsigned long r5, unsigned long r6, unsigned long r7);
extern void chrp_init(unsigned long r3, unsigned long r4,
unsigned long r5, unsigned long r6, unsigned long r7);
#endif /* CONFIG_ALL_PPC */
#ifdef CONFIG_MAGIC_SYSRQ
unsigned long SYSRQ_KEY;
#endif /* CONFIG_MAGIC_SYSRQ */
#ifdef CONFIG_VGA_CONSOLE
unsigned long vgacon_remap_base;
#endif
struct machdep_calls ppc_md;
/*
* These are used in binfmt_elf.c to put aux entries on the stack
* for each elf executable being started.
*/
int dcache_bsize;
int icache_bsize;
int ucache_bsize;
#if defined(CONFIG_VGA_CONSOLE) || defined(CONFIG_FB_VGA16) || \
defined(CONFIG_FB_VGA16_MODULE) || defined(CONFIG_FB_VESA)
struct screen_info screen_info = {
0, 25, /* orig-x, orig-y */
0, /* unused */
0, /* orig-video-page */
0, /* orig-video-mode */
80, /* orig-video-cols */
0,0,0, /* ega_ax, ega_bx, ega_cx */
25, /* orig-video-lines */
1, /* orig-video-isVGA */
16 /* orig-video-points */
};
#endif /* CONFIG_VGA_CONSOLE || CONFIG_FB_VGA16 || CONFIG_FB_VESA */
void machine_restart(char *cmd)
{
ppc_md.restart(cmd);
}
void machine_power_off(void)
{
ppc_md.power_off();
}
void machine_halt(void)
{
ppc_md.halt();
}
#ifdef CONFIG_TAU
extern u32 cpu_temp(unsigned long cpu);
extern u32 cpu_temp_both(unsigned long cpu);
#endif /* CONFIG_TAU */
int show_cpuinfo(struct seq_file *m, void *v)
{
int i = (int) v - 1;
int err = 0;
unsigned int pvr;
unsigned short maj, min;
unsigned long lpj;
if (i >= NR_CPUS) {
/* Show summary information */
#ifdef CONFIG_SMP
unsigned long bogosum = 0;
for (i = 0; i < smp_num_cpus; ++i)
if (cpu_online_map & (1 << i))
bogosum += cpu_data[i].loops_per_jiffy;
seq_printf(m, "total bogomips\t: %lu.%02lu\n",
bogosum/(500000/HZ), bogosum/(5000/HZ) % 100);
#endif /* CONFIG_SMP */
if (ppc_md.show_cpuinfo != NULL)
err = ppc_md.show_cpuinfo(m);
return err;
}
#ifdef CONFIG_SMP
if (!(cpu_online_map & (1 << i)))
return 0;
pvr = cpu_data[i].pvr;
lpj = cpu_data[i].loops_per_jiffy;
seq_printf(m, "processor\t: %d\n", i);
#else
pvr = mfspr(PVR);
lpj = loops_per_jiffy;
#endif
seq_printf(m, "cpu\t\t: ");
if (cur_cpu_spec[i]->pvr_mask)
seq_printf(m, "%s", cur_cpu_spec[i]->cpu_name);
else
seq_printf(m, "unknown (%08x)", pvr);
#ifdef CONFIG_ALTIVEC
if (cur_cpu_spec[i]->cpu_features & CPU_FTR_ALTIVEC)
seq_printf(m, ", altivec supported");
#endif
seq_printf(m, "\n");
#ifdef CONFIG_TAU
if (cur_cpu_spec[i]->cpu_features & CPU_FTR_TAU) {
#ifdef CONFIG_TAU_AVERAGE
/* more straightforward, but potentially misleading */
seq_printf(m, "temperature \t: %u C (uncalibrated)\n",
cpu_temp(i));
#else
/* show the actual temp sensor range */
u32 temp;
temp = cpu_temp_both(i);
seq_printf(m, "temperature \t: %u-%u C (uncalibrated)\n",
temp & 0xff, temp >> 16);
#endif
}
#endif /* CONFIG_TAU */
if (ppc_md.show_percpuinfo != NULL) {
err = ppc_md.show_percpuinfo(m, i);
if (err)
return err;
}
switch (PVR_VER(pvr)) {
case 0x0020: /* 403 family */
maj = PVR_MAJ(pvr) + 1;
min = PVR_MIN(pvr);
break;
case 0x1008: /* 740P/750P ?? */
maj = ((pvr >> 8) & 0xFF) - 1;
min = pvr & 0xFF;
break;
default:
maj = (pvr >> 8) & 0xFF;
min = pvr & 0xFF;
break;
}
seq_printf(m, "revision\t: %hd.%hd (pvr %04x %04x)\n",
maj, min, PVR_VER(pvr), PVR_REV(pvr));
seq_printf(m, "bogomips\t: %lu.%02lu\n",
lpj / (500000/HZ), (lpj / (5000/HZ)) % 100);
#ifdef CONFIG_SMP
seq_printf(m, "\n");
#endif
return 0;
}
static void *c_start(struct seq_file *m, loff_t *pos)
{
int i = *pos;
return i <= NR_CPUS? (void *) (i + 1): NULL;
}
static void *c_next(struct seq_file *m, void *v, loff_t *pos)
{
++*pos;
return c_start(m, pos);
}
static void c_stop(struct seq_file *m, void *v)
{
}
struct seq_operations cpuinfo_op = {
start: c_start,
next: c_next,
stop: c_stop,
show: show_cpuinfo,
};
/*
* We're called here very early in the boot. We determine the machine
* type and call the appropriate low-level setup functions.
* -- Cort <co...@fs...>
*
* Note that the kernel may be running at an address which is different
* from the address that it was linked at, so we must use RELOC/PTRRELOC
* to access static data (including strings). -- paulus
*/
__init
unsigned long
early_init(int r3, int r4, int r5)
{
extern char __bss_start, _end;
unsigned long phys;
unsigned long offset = reloc_offset();
/* Default */
phys = offset + KERNELBASE;
/* First zero the BSS -- use memset, some arches don't have
* caches on yet */
memset_io(PTRRELOC(&__bss_start), 0, &_end - &__bss_start);
/*
* Identify the CPU type and fix up code sections
* that depend on which cpu we have.
*/
identify_cpu(offset, 0);
do_cpu_ftr_fixups(offset);
#if defined(CONFIG_ALL_PPC)
reloc_got2(offset);
/* If we came here from BootX, clear the screen,
* set up some pointers and return. */
if ((r3 == 0x426f6f58) && (r5 == 0))
bootx_init(r4, phys);
/*
* don't do anything on prep
* for now, don't use bootinfo because it breaks yaboot 0.5
* and assume that if we didn't find a magic number, we have OF
*/
else if (*(unsigned long *)(0) != 0xdeadc0de)
phys = prom_init(r3, r4, (prom_entry)r5);
reloc_got2(-offset);
#endif
return phys;
}
#ifdef CONFIG_ALL_PPC
void __init
intuit_machine_type(void)
{
char *model;
struct device_node *root;
/* ask the OF info if we're a chrp or pmac */
root = find_path_device("/");
if (root != 0) {
/* assume pmac unless proven to be chrp -- Cort */
_machine = _MACH_Pmac;
model = get_property(root, "device_type", NULL);
if (model && !strncmp("chrp", model, 4))
_machine = _MACH_chrp;
else {
model = get_property(root, "model", NULL);
if (model && !strncmp(model, "IBM", 3))
_machine = _MACH_chrp;
}
}
}
/*
* The ALL_PPC version of platform_init...
*/
void __init
platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
#ifdef CONFIG_BOOTX_TEXT
if (boot_text_mapped) {
btext_clearscreen();
btext_welcome();
}
#endif
parse_bootinfo(find_bootinfo());
/* if we didn't get any bootinfo telling us what we are... */
if (_machine == 0) {
/* prep boot loader tells us if we're prep or not */
if ( *(unsigned long *)(KERNELBASE) == (0xdeadc0de) )
_machine = _MACH_prep;
}
/* not much more to do here, if prep */
if (_machine == _MACH_prep) {
prep_init(r3, r4, r5, r6, r7);
return;
}
/* prom_init has already been called from __start */
if (boot_infos)
relocate_nodes();
/* If we aren't PReP, we can find out if we're Pmac
* or CHRP with this. */
if (_machine == 0)
intuit_machine_type();
/* finish_device_tree may need _machine defined. */
finish_device_tree();
/*
* If we were booted via quik, r3 points to the physical
* address of the command-line parameters.
* If we were booted from an xcoff image (i.e. netbooted or
* booted from floppy), we get the command line from the
* bootargs property of the /chosen node.
* If an initial ramdisk is present, r3 and r4
* are used for initrd_start and initrd_size,
* otherwise they contain 0xdeadbeef.
*/
if (r3 >= 0x4000 && r3 < 0x800000 && r4 == 0) {
cmd_line[0] = 0;
strncpy(cmd_line, (char *)r3 + KERNELBASE,
sizeof(cmd_line));
} else if (boot_infos != 0) {
/* booted by BootX - check for ramdisk */
if (boot_infos->kernelParamsOffset != 0)
strncpy(cmd_line, (char *) boot_infos
+ boot_infos->kernelParamsOffset,
sizeof(cmd_line));
#ifdef CONFIG_BLK_DEV_INITRD
if (boot_infos->ramDisk) {
initrd_start = (unsigned long) boot_infos
+ boot_infos->ramDisk;
initrd_end = initrd_start + boot_infos->ramDiskSize;
initrd_below_start_ok = 1;
}
#endif
} else {
struct device_node *chosen;
char *p;
#ifdef CONFIG_BLK_DEV_INITRD
if (r3 && r4 && r4 != 0xdeadbeef) {
if (r3 < KERNELBASE)
r3 += KERNELBASE;
initrd_start = r3;
initrd_end = r3 + r4;
ROOT_DEV = mk_kdev(RAMDISK_MAJOR, 0);
initrd_below_start_ok = 1;
}
#endif
chosen = find_devices("chosen");
if (chosen != NULL) {
p = get_property(chosen, "bootargs", NULL);
if (p && *p) {
cmd_line[0] = 0;
strncpy(cmd_line, p, sizeof(cmd_line));
}
}
}
cmd_line[sizeof(cmd_line) - 1] = 0;
#ifdef CONFIG_ADB
if (strstr(cmd_line, "adb_sync")) {
extern int __adb_probe_sync;
__adb_probe_sync = 1;
}
#endif /* CONFIG_ADB */
switch (_machine) {
case _MACH_Pmac:
pmac_init(r3, r4, r5, r6, r7);
break;
case _MACH_chrp:
chrp_init(r3, r4, r5, r6, r7);
break;
}
}
#endif /* CONFIG_ALL_PPC */
struct bi_record *find_bootinfo(void)
{
struct bi_record *rec;
extern char __bss_start[];
rec = (struct bi_record *)_ALIGN((ulong)__bss_start+(1<<20)-1,(1<<20));
if ( rec->tag != BI_FIRST ) {
/*
* This 0x10000 offset is a terrible hack but it will go away when
* we have the bootloader handle all the relocation and
* prom calls -- Cort
*/
rec = (struct bi_record *)_ALIGN((ulong)__bss_start+0x10000+(1<<20)-1,(1<<20));
if ( rec->tag != BI_FIRST )
return NULL;
}
return rec;
}
void parse_bootinfo(struct bi_record *rec)
{
if (rec == NULL || rec->tag != BI_FIRST)
return;
while (rec->tag != BI_LAST) {
ulong *data = rec->data;
switch (rec->tag) {
case BI_CMD_LINE:
memcpy(cmd_line, (void *)data, rec->size);
break;
case BI_SYSMAP:
sysmap = (char *)((data[0] >= (KERNELBASE)) ? data[0] :
(data[0]+KERNELBASE));
sysmap_size = data[1];
break;
#ifdef CONFIG_BLK_DEV_INITRD
case BI_INITRD:
initrd_start = data[0] + KERNELBASE;
initrd_end = data[0] + data[1] + KERNELBASE;
break;
#endif /* CONFIG_BLK_DEV_INITRD */
#ifdef CONFIG_ALL_PPC
case BI_MACHTYPE:
_machine = data[0];
break;
#endif /* CONFIG_ALL_PPC */
case BI_MEMSIZE:
boot_mem_size = data[0];
break;
}
rec = (struct bi_record *)((ulong)rec + rec->size);
}
}
/*
* Find out what kind of machine we're on and save any data we need
* from the early boot process (devtree is copied on pmac by prom_init()).
* This is called very early on the boot process, after a minimal
* MMU environment has been set up but before MMU_init is called.
*/
void __init
machine_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
#ifdef CONFIG_CMDLINE
strcpy(cmd_line, CONFIG_CMDLINE);
#endif /* CONFIG_CMDLINE */
platform_init(r3, r4, r5, r6, r7);
if (ppc_md.progress)
ppc_md.progress("id mach(): done", 0x200);
}
/* Checks "l2cr=xxxx" command-line option */
int __init ppc_setup_l2cr(char *str)
{
if (cur_cpu_spec[0]->cpu_features & CPU_FTR_L2CR) {
unsigned long val = simple_strtoul(str, NULL, 0);
printk(KERN_INFO "l2cr set to %lx\n", val);
_set_L2CR(0); /* force invalidate by disable cache */
_set_L2CR(val); /* and enable it */
}
return 1;
}
__setup("l2cr=", ppc_setup_l2cr);
int __init ppc_init(void)
{
/* clear the progress line */
if ( ppc_md.progress ) ppc_md.progress(" ", 0xffff);
if (ppc_md.init != NULL) {
ppc_md.init();
}
return 0;
}
arch_initcall(ppc_init);
/* Warning, IO base is not yet inited */
void __init setup_arch(char **cmdline_p)
{
extern int panic_timeout;
extern char _etext[], _edata[];
extern char *klimit;
extern void do_init_bootmem(void);
/* so udelay does something sensible, assume <= 1000 bogomips */
loops_per_jiffy = 500000000 / HZ;
#ifdef CONFIG_ALL_PPC
/* This could be called "early setup arch", it must be done
* now because xmon need it
*/
if (_machine == _MACH_Pmac)
pmac_feature_init(); /* New cool way */
#endif /* CONFIG_ALL_PPC */
#ifdef CONFIG_XMON
xmon_map_scc();
if (strstr(cmd_line, "xmon"))
xmon(0);
#endif /* CONFIG_XMON */
if ( ppc_md.progress ) ppc_md.progress("setup_arch: enter", 0x3eab);
#if defined(CONFIG_KGDB)
kgdb_map_scc();
set_debug_traps();
if (strstr(cmd_line, "nokgdb"))
printk("kgdb default breakpoint deactivated on command line\n");
else {
printk("kgdb default breakpoint activated\n");
breakpoint();
}
#endif
/*
* Set cache line size based on type of cpu as a default.
* Systems with OF can look in the properties on the cpu node(s)
* for a possibly more accurate value.
*/
if (cur_cpu_spec[0]->cpu_features & CPU_FTR_SPLIT_ID_CACHE) {
dcache_bsize = cur_cpu_spec[0]->dcache_bsize;
icache_bsize = cur_cpu_spec[0]->icache_bsize;
ucache_bsize = 0;
} else
ucache_bsize = dcache_bsize = icache_bsize
= cur_cpu_spec[0]->dcache_bsize;
/* reboot on panic */
panic_timeout = 180;
init_mm.start_code = PAGE_OFFSET;
init_mm.end_code = (unsigned long) _etext;
init_mm.end_data = (unsigned long) _edata;
init_mm.brk = (unsigned long) klimit;
/* Save unparsed command line copy for /proc/cmdline */
strcpy(saved_command_line, cmd_line);
*cmdline_p = cmd_line;
/* set up the bootmem stuff with available memory */
do_init_bootmem();
if ( ppc_md.progress ) ppc_md.progress("setup_arch: bootmem", 0x3eab);
ppc_md.setup_arch();
if ( ppc_md.progress ) ppc_md.progress("arch: exit", 0x3eab);
paging_init();
sort_exception_table();
/* this is for modules since _machine can be a define -- Cort */
ppc_md.ppc_machine = _machine;
}
#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE)
/* Convert the shorts/longs in hd_driveid from little to big endian;
* chars are endian independant, of course, but strings need to be flipped.
* (Despite what it says in drivers/block/ide.h, they come up as little
* endian...)
*
* Changes to linux/hdreg.h may require changes here. */
void ppc_generic_ide_fix_driveid(struct hd_driveid *id)
{
int i;
unsigned short *stringcast;
id->config = __le16_to_cpu(id->config);
id->cyls = __le16_to_cpu(id->cyls);
id->reserved2 = __le16_to_cpu(id->reserved2);
id->heads = __le16_to_cpu(id->heads);
id->track_bytes = __le16_to_cpu(id->track_bytes);
id->sector_bytes = __le16_to_cpu(id->sector_bytes);
id->sectors = __le16_to_cpu(id->sectors);
id->vendor0 = __le16_to_cpu(id->vendor0);
id->vendor1 = __le16_to_cpu(id->vendor1);
id->vendor2 = __le16_to_cpu(id->vendor2);
stringcast = (unsigned short *)&id->serial_no[0];
for (i = 0; i < (20/2); i++)
stringcast[i] = __le16_to_cpu(stringcast[i]);
id->buf_type = __le16_to_cpu(id->buf_type);
id->buf_size = __le16_to_cpu(id->buf_size);
id->ecc_bytes = __le16_to_cpu(id->ecc_bytes);
stringcast = (unsigned short *)&id->fw_rev[0];
for (i = 0; i < (8/2); i++)
stringcast[i] = __le16_to_cpu(stringcast[i]);
stringcast = (unsigned short *)&id->model[0];
for (i = 0; i < (40/2); i++)
stringcast[i] = __le16_to_cpu(stringcast[i]);
id->dword_io = __le16_to_cpu(id->dword_io);
id->reserved50 = __le16_to_cpu(id->reserved50);
id->field_valid = __le16_to_cpu(id->field_valid);
id->cur_cyls = __le16_to_cpu(id->cur_cyls);
id->cur_heads = __le16_to_cpu(id->cur_heads);
id->cur_sectors = __le16_to_cpu(id->cur_sectors);
id->cur_capacity0 = __le16_to_cpu(id->cur_capacity0);
id->cur_capacity1 = __le16_to_cpu(id->cur_capacity1);
id->lba_capacity = __le32_to_cpu(id->lba_capacity);
id->dma_1word = __le16_to_cpu(id->dma_1word);
id->dma_mword = __le16_to_cpu(id->dma_mword);
id->eide_pio_modes = __le16_to_cpu(id->eide_pio_modes);
id->eide_dma_min = __le16_to_cpu(id->eide_dma_min);
id->eide_dma_time = __le16_to_cpu(id->eide_dma_time);
id->eide_pio = __le16_to_cpu(id->eide_pio);
id->eide_pio_iordy = __le16_to_cpu(id->eide_pio_iordy);
for (i = 0; i < 2; i++)
id->words69_70[i] = __le16_to_cpu(id->words69_70[i]);
for (i = 0; i < 4; i++)
id->words71_74[i] = __le16_to_cpu(id->words71_74[i]);
id->queue_depth = __le16_to_cpu(id->queue_depth);
for (i = 0; i < 4; i++)
id->words76_79[i] = __le16_to_cpu(id->words76_79[i]);
id->major_rev_num = __le16_to_cpu(id->major_rev_num);
id->minor_rev_num = __le16_to_cpu(id->minor_rev_num);
id->command_set_1 = __le16_to_cpu(id->command_set_1);
id->command_set_2 = __le16_to_cpu(id->command_set_2);
id->cfsse = __le16_to_cpu(id->cfsse);
id->cfs_enable_1 = __le16_to_cpu(id->cfs_enable_1);
id->cfs_enable_2 = __le16_to_cpu(id->cfs_enable_2);
id->csf_default = __le16_to_cpu(id->csf_default);
id->dma_ultra = __le16_to_cpu(id->dma_ultra);
id->word89 = __le16_to_cpu(id->word89);
id->word90 = __le16_to_cpu(id->word90);
id->CurAPMvalues = __le16_to_cpu(id->CurAPMvalues);
id->word92 = __le16_to_cpu(id->word92);
id->hw_config = __le16_to_cpu(id->hw_config);
id->acoustic = __le16_to_cpu(id->acoustic);
for (i = 0; i < 5; i++)
id->words95_99[i] = __le16_to_cpu(id->words95_99[i]);
id->lba_capacity_2 = __le64_to_cpu(id->lba_capacity_2);
for (i = 0; i < 22; i++)
id->words104_125[i] = __le16_to_cpu(id->words104_125[i]);
id->last_lun = __le16_to_cpu(id->last_lun);
id->word127 = __le16_to_cpu(id->word127);
id->dlf = __le16_to_cpu(id->dlf);
id->csfo = __le16_to_cpu(id->csfo);
for (i = 0; i < 26; i++)
id->words130_155[i] = __le16_to_cpu(id->words130_155[i]);
id->word156 = __le16_to_cpu(id->word156);
for (i = 0; i < 3; i++)
id->words157_159[i] = __le16_to_cpu(id->words157_159[i]);
id->cfa_power = __le16_to_cpu(id->cfa_power);
for (i = 0; i < 14; i++)
id->words161_175[i] = __le16_to_cpu(id->words161_175[i]);
for (i = 0; i < 31; i++)
id->words176_205[i] = __le16_to_cpu(id->words176_205[i]);
for (i = 0; i < 48; i++)
id->words206_254[i] = __le16_to_cpu(id->words206_254[i]);
id->integrity_word = __le16_to_cpu(id->integrity_word);
}
#endif
|
|
From: James S. <jsi...@us...> - 2002-03-15 18:59:33
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/ia64/dig
In directory usw-pr-cvs1:/tmp/cvs-serv15002/arch/ia64/dig
Added Files:
setup.c
Log Message:
Completely removed aux_device_present flag.
--- NEW FILE: setup.c ---
/*
* Platform dependent support for DIG64 platforms.
*
* Copyright (C) 1999 Intel Corp.
* Copyright (C) 1999, 2001 Hewlett-Packard Co
* Copyright (C) 1999, 2001 David Mosberger-Tang <da...@hp...>
* Copyright (C) 1999 VA Linux Systems
* Copyright (C) 1999 Walt Drummond <dru...@va...>
* Copyright (C) 1999 Vijay Chander <vi...@en...>
*/
#include <linux/config.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/kernel.h>
#include <linux/kdev_t.h>
#include <linux/string.h>
#include <linux/tty.h>
#include <linux/console.h>
#include <linux/timex.h>
#include <linux/sched.h>
#include <asm/io.h>
#include <asm/machvec.h>
#include <asm/system.h>
/*
* This is here so we can use the CMOS detection in ide-probe.c to
* determine what drives are present. In theory, we don't need this
* as the auto-detection could be done via ide-probe.c:do_probe() but
* in practice that would be much slower, which is painful when
* running in the simulator. Note that passing zeroes in DRIVE_INFO
* is sufficient (the IDE driver will autodetect the drive geometry).
*/
char drive_info[4*16];
void __init
dig_setup (char **cmdline_p)
{
unsigned int orig_x, orig_y, num_cols, num_rows, font_height;
/*
* Default to /dev/sda2. This assumes that the EFI partition
* is physical disk 1 partition 1 and the Linux root disk is
* physical disk 1 partition 2.
*/
ROOT_DEV = to_kdev_t(0x0802); /* default to second partition on first drive */
#ifdef CONFIG_SMP
init_smp_config();
#endif
memset(&screen_info, 0, sizeof(screen_info));
if (!ia64_boot_param->console_info.num_rows
|| !ia64_boot_param->console_info.num_cols)
{
printk("dig_setup: warning: invalid screen-info, guessing 80x25\n");
orig_x = 0;
orig_y = 0;
num_cols = 80;
num_rows = 25;
font_height = 16;
} else {
orig_x = ia64_boot_param->console_info.orig_x;
orig_y = ia64_boot_param->console_info.orig_y;
num_cols = ia64_boot_param->console_info.num_cols;
num_rows = ia64_boot_param->console_info.num_rows;
font_height = 400 / num_rows;
}
screen_info.orig_x = orig_x;
screen_info.orig_y = orig_y;
screen_info.orig_video_cols = num_cols;
screen_info.orig_video_lines = num_rows;
screen_info.orig_video_points = font_height;
screen_info.orig_video_mode = 3; /* XXX fake */
screen_info.orig_video_isVGA = 1; /* XXX fake */
screen_info.orig_video_ega_bx = 3; /* XXX fake */
}
void
dig_irq_init (void)
{
/*
* Disable the compatibility mode interrupts (8259 style), needs IN/OUT support
* enabled.
*/
outb(0xff, 0xA1);
outb(0xff, 0x21);
}
|
|
From: James S. <jsi...@us...> - 2002-03-15 18:59:33
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/cris/kernel
In directory usw-pr-cvs1:/tmp/cvs-serv15002/arch/cris/kernel
Added Files:
setup.c
Log Message:
Completely removed aux_device_present flag.
--- NEW FILE: setup.c ---
/* $Id: setup.c,v 1.1 2002/03/15 18:59:28 jsimmons Exp $
*
* linux/arch/cris/kernel/setup.c
*
* Copyright (C) 1995 Linus Torvalds
* Copyright (c) 2001 Axis Communications AB
*/
/*
* This file handles the architecture-dependent parts of initialization
*/
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/stddef.h>
#include <linux/unistd.h>
#include <linux/ptrace.h>
#include <linux/slab.h>
#include <linux/user.h>
#include <linux/a.out.h>
#include <linux/tty.h>
#include <linux/ioport.h>
#include <linux/delay.h>
#include <linux/config.h>
#include <linux/init.h>
#include <linux/bootmem.h>
#include <linux/seq_file.h>
#include <asm/segment.h>
#include <asm/system.h>
#include <asm/smp.h>
#include <asm/pgtable.h>
#include <asm/types.h>
#include <asm/svinto.h>
/*
* Setup options
*/
struct drive_info_struct { char dummy[32]; } drive_info;
struct screen_info screen_info;
extern int root_mountflags;
extern char _etext, _edata, _end;
#define COMMAND_LINE_SIZE 256
static char command_line[COMMAND_LINE_SIZE] = { 0, };
char saved_command_line[COMMAND_LINE_SIZE];
extern const unsigned long text_start, edata; /* set by the linker script */
extern unsigned long romfs_start, romfs_length, romfs_in_flash; /* from head.S */
/* This mainly sets up the memory area, and can be really confusing.
*
* The physical DRAM is virtually mapped into dram_start to dram_end
* (usually c0000000 to c0000000 + DRAM size). The physical address is
* given by the macro __pa().
*
* In this DRAM, the kernel code and data is loaded, in the beginning.
* It really starts at c0004000 to make room for some special pages -
* the start address is text_start. The kernel data ends at _end. After
* this the ROM filesystem is appended (if there is any).
*
* Between this address and dram_end, we have RAM pages usable to the
* boot code and the system.
*
*/
void __init
setup_arch(char **cmdline_p)
{
extern void init_etrax_debug(void);
unsigned long bootmap_size;
unsigned long start_pfn, max_pfn;
unsigned long memory_start;
/* register an initial console printing routine for printk's */
init_etrax_debug();
/* we should really poll for DRAM size! */
high_memory = &dram_end;
if(romfs_in_flash || !romfs_length) {
/* if we have the romfs in flash, or if there is no rom filesystem,
* our free area starts directly after the BSS
*/
memory_start = (unsigned long) &_end;
} else {
/* otherwise the free area starts after the ROM filesystem */
printk("ROM fs in RAM, size %lu bytes\n", romfs_length);
memory_start = romfs_start + romfs_length;
}
/* process 1's initial memory region is the kernel code/data */
init_mm.start_code = (unsigned long) &text_start;
init_mm.end_code = (unsigned long) &_etext;
init_mm.end_data = (unsigned long) &_edata;
init_mm.brk = (unsigned long) &_end;
#define PFN_UP(x) (((x) + PAGE_SIZE-1) >> PAGE_SHIFT)
#define PFN_DOWN(x) ((x) >> PAGE_SHIFT)
#define PFN_PHYS(x) ((x) << PAGE_SHIFT)
/* min_low_pfn points to the start of DRAM, start_pfn points
* to the first DRAM pages after the kernel, and max_low_pfn
* to the end of DRAM.
*/
/*
* partially used pages are not usable - thus
* we are rounding upwards:
*/
start_pfn = PFN_UP(memory_start); /* usually c0000000 + kernel + romfs */
max_pfn = PFN_DOWN((unsigned long)high_memory); /* usually c0000000 + dram size */
/*
* Initialize the boot-time allocator (start, end)
*
* We give it access to all our DRAM, but we could as well just have
* given it a small slice. No point in doing that though, unless we
* have non-contiguous memory and want the boot-stuff to be in, say,
* the smallest area.
*
* It will put a bitmap of the allocated pages in the beginning
* of the range we give it, but it won't mark the bitmaps pages
* as reserved. We have to do that ourselves below.
*
* We need to use init_bootmem_node instead of init_bootmem
* because our map starts at a quite high address (min_low_pfn).
*/
max_low_pfn = max_pfn;
min_low_pfn = PAGE_OFFSET >> PAGE_SHIFT;
bootmap_size = init_bootmem_node(NODE_DATA(0), start_pfn,
min_low_pfn,
max_low_pfn);
/* And free all memory not belonging to the kernel (addr, size) */
free_bootmem(PFN_PHYS(start_pfn), PFN_PHYS(max_pfn - start_pfn));
/*
* Reserve the bootmem bitmap itself as well. We do this in two
* steps (first step was init_bootmem()) because this catches
* the (very unlikely) case of us accidentally initializing the
* bootmem allocator with an invalid RAM area.
*
* Arguments are start, size
*/
reserve_bootmem(PFN_PHYS(start_pfn), bootmap_size);
/* paging_init() sets up the MMU and marks all pages as reserved */
paging_init();
/* We dont use a command line yet, so just re-initialize it without
saving anything that might be there. */
*cmdline_p = command_line;
if (romfs_in_flash) {
strncpy(command_line, "root=", COMMAND_LINE_SIZE);
strncpy(command_line+5, CONFIG_ETRAX_ROOT_DEVICE,
COMMAND_LINE_SIZE-5);
/* Save command line copy for /proc/cmdline */
memcpy(saved_command_line, command_line, COMMAND_LINE_SIZE);
saved_command_line[COMMAND_LINE_SIZE-1] = '\0';
}
/* give credit for the CRIS port */
printk("Linux/CRIS port on ETRAX 100LX (c) 2001 Axis Communications AB\n");
}
#ifdef CONFIG_PROC_FS
#define HAS_FPU 0x0001
#define HAS_MMU 0x0002
#define HAS_ETHERNET100 0x0004
#define HAS_TOKENRING 0x0008
#define HAS_SCSI 0x0010
#define HAS_ATA 0x0020
#define HAS_USB 0x0040
#define HAS_IRQ_BUG 0x0080
#define HAS_MMU_BUG 0x0100
static struct cpu_info {
char *model;
unsigned short cache;
unsigned short flags;
} cpu_info[] = {
/* The first four models will never ever run this code and are
only here for display. */
{ "ETRAX 1", 0, 0 },
{ "ETRAX 2", 0, 0 },
{ "ETRAX 3", 0, HAS_TOKENRING },
{ "ETRAX 4", 0, HAS_TOKENRING | HAS_SCSI },
{ "Unknown", 0, 0 },
{ "Unknown", 0, 0 },
{ "Unknown", 0, 0 },
{ "Simulator", 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA },
{ "ETRAX 100", 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA | HAS_IRQ_BUG },
{ "ETRAX 100", 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA },
{ "ETRAX 100LX", 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA | HAS_USB | HAS_MMU | HAS_MMU_BUG },
{ "ETRAX 100LX v2", 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA | HAS_USB | HAS_MMU },
{ "Unknown", 0, 0 } /* This entry MUST be the last */
};
static int show_cpuinfo(struct seq_file *m, void *v)
{
unsigned long revision;
struct cpu_info *info;
/* read the version register in the CPU and print some stuff */
revision = rdvr();
if (revision >= sizeof cpu_info/sizeof *cpu_info)
info = &cpu_info[sizeof cpu_info/sizeof *cpu_info - 1];
else
info = &cpu_info[revision];
return seq_printf(m,
"cpu\t\t: CRIS\n"
"cpu revision\t: %lu\n"
"cpu model\t: %s\n"
"cache size\t: %d kB\n"
"fpu\t\t: %s\n"
"mmu\t\t: %s\n"
"mmu DMA bug\t: %s\n"
"ethernet\t: %s Mbps\n"
"token ring\t: %s\n"
"scsi\t\t: %s\n"
"ata\t\t: %s\n"
"usb\t\t: %s\n"
"bogomips\t: %lu.%02lu\n",
revision,
info->model,
info->cache,
info->flags & HAS_FPU ? "yes" : "no",
info->flags & HAS_MMU ? "yes" : "no",
info->flags & HAS_MMU_BUG ? "yes" : "no",
info->flags & HAS_ETHERNET100 ? "10/100" : "10",
info->flags & HAS_TOKENRING ? "4/16 Mbps" : "no",
info->flags & HAS_SCSI ? "yes" : "no",
info->flags & HAS_ATA ? "yes" : "no",
info->flags & HAS_USB ? "yes" : "no",
(loops_per_jiffy * HZ + 500) / 500000,
((loops_per_jiffy * HZ + 500) / 5000) % 100);
}
static void *c_start(struct seq_file *m, loff_t *pos)
{
/* We only got one CPU... */
return *pos < 1 ? (void *)1 : NULL;
}
static void *c_next(struct seq_file *m, void *v, loff_t *pos)
{
++*pos;
return NULL;
}
static void c_stop(struct seq_file *m, void *v)
{
}
struct seq_operations cpuinfo_op = {
start: c_start,
next: c_next,
stop: c_stop,
show: show_cpuinfo,
};
#endif /* CONFIG_PROC_FS */
|
|
From: James S. <jsi...@us...> - 2002-03-15 18:59:32
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/alpha In directory usw-pr-cvs1:/tmp/cvs-serv15002/arch/alpha Modified Files: config.in Log Message: Completely removed aux_device_present flag. Index: config.in =================================================================== RCS file: /cvsroot/linuxconsole/ruby/linux/arch/alpha/config.in,v retrieving revision 1.25 retrieving revision 1.26 diff -u -d -r1.25 -r1.26 --- config.in 14 Mar 2002 22:32:20 -0000 1.25 +++ config.in 15 Mar 2002 18:59:28 -0000 1.26 @@ -316,7 +316,6 @@ fi endmenu -source drivers/usb/Config.in source drivers/input/Config.in source drivers/char/Config.in @@ -333,6 +332,7 @@ fi endmenu +source drivers/usb/Config.in source drivers/media/Config.in source drivers/video/Config.in |
|
From: James S. <jsi...@us...> - 2002-03-15 18:56:51
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/ia64/dig In directory usw-pr-cvs1:/tmp/cvs-serv14330/dig Log Message: Directory /cvsroot/linuxconsole/ruby/linux/arch/ia64/dig added to the repository |
|
From: James S. <jsi...@us...> - 2002-03-15 18:56:07
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/cris/kernel In directory usw-pr-cvs1:/tmp/cvs-serv14156/kernel Log Message: Directory /cvsroot/linuxconsole/ruby/linux/arch/cris/kernel added to the repository |
|
From: James S. <jsi...@us...> - 2002-03-15 18:34:28
|
Update of /cvsroot/linuxconsole/ruby/linux/drivers/sbus/char
In directory usw-pr-cvs1:/tmp/cvs-serv8195
Added Files:
sunserial.c sunserial.h
Log Message:
Removed input device junk.
--- NEW FILE: sunserial.c ---
/* $Id: sunserial.c,v 1.1 2002/03/15 18:34:25 jsimmons Exp $
* serial.c: Serial port driver infrastructure for the Sparc.
*
* Copyright (C) 1997 Eddie C. Dost (ec...@sk...)
*/
#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/tty.h>
#include <linux/serial.h>
#include <linux/serialP.h>
#include <linux/string.h>
#include <linux/version.h>
#include <linux/init.h>
#include <linux/bootmem.h>
#include <asm/oplib.h>
#include "sunserial.h"
int serial_console;
int stop_a_enabled = 1;
int __init con_is_present(void)
{
return serial_console ? 0 : 1;
}
static void __init nop_rs_kgdb_hook(int channel)
{
printk("Oops: %s called\n", __FUNCTION__);
}
static void nop_rs_change_mouse_baud(int baud)
{
printk("Oops: %s called\n", __FUNCTION__);
}
static int nop_rs_read_proc(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
printk("Oops: %s called\n", __FUNCTION__);
return 0;
}
struct sunserial_operations rs_ops = {
0,
nop_rs_kgdb_hook,
nop_rs_change_mouse_baud,
nop_rs_read_proc
};
void rs_init(void)
{
static int invoked = 0;
if (!invoked) {
struct initfunc *init;
invoked = 1;
init = rs_ops.rs_init;
while (init) {
(void) init->init();
init = init->next;
}
}
}
void __init rs_kgdb_hook(int channel)
{
rs_ops.rs_kgdb_hook(channel);
}
void __init serial_console_init(void)
{
return;
}
void rs_change_mouse_baud(int baud)
{
rs_ops.rs_change_mouse_baud(baud);
}
int rs_read_proc(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
return rs_ops.rs_read_proc(page, start, off, count, eof, data);
}
int register_serial(struct serial_struct *req)
{
return -1;
}
void unregister_serial(int line)
{
}
void * __init sunserial_alloc_bootmem(unsigned long size)
{
void *ret;
ret = __alloc_bootmem(size, SMP_CACHE_BYTES, 0UL);
if (ret != NULL)
memset(ret, 0, size);
return ret;
}
void
sunserial_setinitfunc(int (*init) (void))
{
struct initfunc *rs_init;
rs_init = sunserial_alloc_bootmem(sizeof(struct initfunc));
if (rs_init == NULL) {
prom_printf("sunserial_setinitfunc: Cannot alloc initfunc.\n");
prom_halt();
}
rs_init->init = init;
rs_init->next = rs_ops.rs_init;
rs_ops.rs_init = rs_init;
}
void
sunserial_console_termios(struct console *con)
{
char mode[16], buf[16], *s;
char *mode_prop = "ttyX-mode";
char *cd_prop = "ttyX-ignore-cd";
char *dtr_prop = "ttyX-rts-dtr-off";
int baud, bits, stop, cflag;
char parity;
int carrier = 0;
int rtsdtr = 1;
int topnd, nd;
if (!serial_console)
return;
if (serial_console == 1) {
mode_prop[3] = 'a';
cd_prop[3] = 'a';
dtr_prop[3] = 'a';
} else {
mode_prop[3] = 'b';
cd_prop[3] = 'b';
dtr_prop[3] = 'b';
}
topnd = prom_getchild(prom_root_node);
nd = prom_searchsiblings(topnd, "options");
if (!nd) {
strcpy(mode, "9600,8,n,1,-");
goto no_options;
}
if (!prom_node_has_property(nd, mode_prop)) {
strcpy(mode, "9600,8,n,1,-");
goto no_options;
}
memset(mode, 0, sizeof(mode));
prom_getstring(nd, mode_prop, mode, sizeof(mode));
if (prom_node_has_property(nd, cd_prop)) {
memset(buf, 0, sizeof(buf));
prom_getstring(nd, cd_prop, buf, sizeof(buf));
if (!strcmp(buf, "false"))
carrier = 1;
/* XXX: this is unused below. */
}
if (prom_node_has_property(nd, cd_prop)) {
memset(buf, 0, sizeof(buf));
prom_getstring(nd, cd_prop, buf, sizeof(buf));
if (!strcmp(buf, "false"))
rtsdtr = 0;
/* XXX: this is unused below. */
}
no_options:
cflag = CREAD | HUPCL | CLOCAL;
s = mode;
baud = simple_strtoul(s, 0, 0);
s = strchr(s, ',');
bits = simple_strtoul(++s, 0, 0);
s = strchr(s, ',');
parity = *(++s);
s = strchr(s, ',');
stop = simple_strtoul(++s, 0, 0);
s = strchr(s, ',');
/* XXX handshake is not handled here. */
switch (baud) {
case 150: cflag |= B150; break;
case 300: cflag |= B300; break;
case 600: cflag |= B600; break;
case 1200: cflag |= B1200; break;
case 2400: cflag |= B2400; break;
case 4800: cflag |= B4800; break;
case 9600: cflag |= B9600; break;
case 19200: cflag |= B19200; break;
case 38400: cflag |= B38400; break;
default: baud = 9600; cflag |= B9600; break;
}
switch (bits) {
case 5: cflag |= CS5; break;
case 6: cflag |= CS6; break;
case 7: cflag |= CS7; break;
case 8: cflag |= CS8; break;
default: cflag |= CS8; break;
}
switch (parity) {
case 'o': cflag |= (PARENB | PARODD); break;
case 'e': cflag |= PARENB; break;
case 'n': default: break;
}
switch (stop) {
case 2: cflag |= CSTOPB; break;
case 1: default: break;
}
con->cflag = cflag;
}
extern int su_probe(void);
extern int zs_probe(void);
#ifdef CONFIG_SAB82532
extern int sab82532_probe(void);
#endif
void __init sun_serial_setup(void)
{
int ret = 1;
#if defined(CONFIG_PCI) && !defined(__sparc_v9__)
/*
* Probing sequence on sparc differs from sparc64.
* Keyboard is probed ahead of su because we want su function
* when keyboard is active. su is probed ahead of zs in order to
* get console on MrCoffee with fine but disconnected zs.
*/
if (su_probe() == 0)
return;
#endif
if (zs_probe() == 0)
return;
#ifdef CONFIG_SAB82532
ret = sab82532_probe();
#endif
#if defined(CONFIG_PCI) && defined(__sparc_v9__)
/*
* Keyboard serial devices.
*
* Well done, Sun, prom_devopen("/pci@1f,4000/ebus@1/su@14,3083f8")
* hangs the machine if no keyboard is connected to the device...
* All PCI PROMs seem to do this, I have seen this on the Ultra 450
* with version 3.5 PROM, and on the Ultra/AX with 3.1.5 PROM.
*
* So be very careful not to probe for keyboards if we are on a
* serial console.
*/
if (su_probe() == 0)
return;
#endif
if (!ret)
return;
#ifdef __sparc_v9__
{ extern int this_is_starfire;
/* Hello, Starfire. Pleased to meet you :) */
if(this_is_starfire != 0)
return;
}
#endif
prom_printf("No serial devices found, bailing out.\n");
prom_halt();
}
--- NEW FILE: sunserial.h ---
/* $Id: sunserial.h,v 1.1 2002/03/15 18:34:25 jsimmons Exp $
* sunserial.h: SUN serial driver infrastructure (including keyboards).
*
* Copyright (C) 1997 Eddie C. Dost (ec...@sk...)
*/
#ifndef _SPARC_SUNSERIAL_H
#define _SPARC_SUNSERIAL_H 1
#include <linux/config.h>
#include <linux/tty.h>
#include <linux/kd.h>
#include <linux/kbd_kern.h>
#include <linux/console.h>
struct initfunc {
int (*init) (void);
struct initfunc *next;
};
struct sunserial_operations {
struct initfunc *rs_init;
void (*rs_kgdb_hook) (int);
void (*rs_change_mouse_baud) (int);
int (*rs_read_proc) (char *, char **, off_t, int, int *, void *);
};
extern struct sunserial_operations rs_ops;
extern void sunserial_setinitfunc(int (*) (void));
extern int serial_console;
extern int stop_a_enabled;
extern void sunserial_console_termios(struct console *);
#endif /* !(_SPARC_SUNSERIAL_H) */
|
|
From: James S. <jsi...@us...> - 2002-03-15 18:28:17
|
Update of /cvsroot/linuxconsole/ruby/utils In directory usw-pr-cvs1:/tmp/cvs-serv4512/utils Modified Files: remove-obsolete-files Log Message: Alots of fixes across many platforms. Index: remove-obsolete-files =================================================================== RCS file: /cvsroot/linuxconsole/ruby/utils/remove-obsolete-files,v retrieving revision 1.29 retrieving revision 1.30 diff -u -d -r1.29 -r1.30 --- remove-obsolete-files 14 Mar 2002 22:35:55 -0000 1.29 +++ remove-obsolete-files 15 Mar 2002 18:28:12 -0000 1.30 @@ -1,6 +1,7 @@ #!/bin/sh rm -fv Documentation/usb/hid.txt +rm -fv arch/arm/lib/kbd.o rm -fv arch/m68k/atari/atakeyb.c rm -fv arch/m68k/atari/joystick.c rm -fv arch/m68k/hp300/hil.c @@ -30,9 +31,13 @@ rm -fv drivers/char/pc110pad.c rm -fv drivers/char/pc110pad.h rm -fv drivers/char/pc_keyb.c +rm -fv drivers/char/ec3104_keyb.c rm -fv drivers/char/q40_keyb.c rm -fv drivers/char/qpmouse.c rm -fv drivers/macintosh/mac_keyb.c +rm -fv drivers/tc/lk201.c +rm -fv drivers/tc/lk201-remap.c +rm -rf drivers/tc/lk201-map.map rm -fv drivers/sbus/char/pcikbd.c rm -fv drivers/sbus/char/pcikbd.h rm -fv drivers/sbus/char/sunkbd.c |
|
From: James S. <jsi...@us...> - 2002-03-15 18:28:16
|
Update of /cvsroot/linuxconsole/ruby/linux/drivers/tc In directory usw-pr-cvs1:/tmp/cvs-serv4512/linux/drivers/tc Added Files: Makefile Log Message: Alots of fixes across many platforms. --- NEW FILE: Makefile --- # # Makefile for the linux kernel. # # Note! Dependencies are done automagically by 'make dep', which also # removes any old dependencies. DON'T put your own dependencies here # unless it's something special (ie not a .c file). # # Note 2! The CFLAGS definitions are now in the main makefile... # All of the (potential) objects that export symbols. # This list comes from 'grep -l EXPORT_SYMBOL *.[hc]'. export-objs := tc.o # Object file lists. obj-y := obj-m := obj-n := obj- := obj-$(CONFIG_TC) += tc.o obj-$(CONFIG_ZS) += zs.o # Files that are both resident and modular: remove from modular. obj-m := $(filter-out $(obj-y), $(obj-m)) # Translate to Rules.make lists. L_TARGET := tc.a L_OBJS := $(sort $(filter-out $(export-objs), $(obj-y))) LX_OBJS := $(sort $(filter $(export-objs), $(obj-y))) M_OBJS := $(sort $(filter-out $(export-objs), $(obj-m))) MX_OBJS := $(sort $(filter $(export-objs), $(obj-m))) include $(TOPDIR)/Rules.make |
|
From: James S. <jsi...@us...> - 2002-03-15 18:28:16
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/ppc64/kernel
In directory usw-pr-cvs1:/tmp/cvs-serv4512/linux/arch/ppc64/kernel
Added Files:
chrp_setup.c iSeries_setup.c ioctl32.c open_pic.c
Log Message:
Alots of fixes across many platforms.
--- NEW FILE: chrp_setup.c ---
/*
* linux/arch/ppc/kernel/setup.c
*
* Copyright (C) 1995 Linus Torvalds
* Adapted from 'alpha' version by Gary Thomas
* Modified by Cort Dougan (co...@cs...)
* Modified by PPC64 Team, IBM Corp
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
/*
* bootup setup stuff..
*/
#include <linux/config.h>
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/stddef.h>
#include <linux/unistd.h>
#include <linux/ptrace.h>
#include <linux/slab.h>
#include <linux/user.h>
#include <linux/a.out.h>
#include <linux/tty.h>
#include <linux/major.h>
#include <linux/interrupt.h>
#include <linux/reboot.h>
#include <linux/init.h>
#include <linux/blk.h>
#include <linux/ioport.h>
#include <linux/pci.h>
#include <linux/version.h>
#include <linux/adb.h>
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/irq.h>
#include <linux/seq_file.h>
#include <asm/mmu.h>
#include <asm/processor.h>
#include <asm/io.h>
#include <asm/pgtable.h>
#include <asm/prom.h>
#include <asm/rtas.h>
#include <asm/pci-bridge.h>
#include <asm/pci_dma.h>
#include <asm/dma.h>
#include <asm/machdep.h>
#include <asm/irq.h>
#include <asm/keyboard.h>
#include <asm/init.h>
#include <asm/Naca.h>
#include <asm/time.h>
#include "local_irq.h"
#include "i8259.h"
#include "open_pic.h"
#include "xics.h"
#include <asm/ppcdebug.h>
extern volatile unsigned char *chrp_int_ack_special;
extern struct Naca *naca;
void chrp_setup_pci_ptrs(void);
void chrp_progress(char *, unsigned short);
void chrp_request_regions(void);
extern void openpic_init_IRQ(void);
extern void init_ras_IRQ(void);
extern void find_and_init_phbs(void);
extern void pSeries_pcibios_fixup(void);
extern void iSeries_pcibios_fixup(void);
extern void pSeries_get_rtc_time(struct rtc_time *rtc_time);
extern int pSeries_set_rtc_time(struct rtc_time *rtc_time);
void pSeries_calibrate_decr(void);
kdev_t boot_dev;
unsigned long virtPython0Facilities = 0; // python0 facility area (memory mapped io) (64-bit format) VIRTUAL address.
extern HPTE *Hash, *Hash_end;
extern unsigned long Hash_size, Hash_mask;
extern int probingmem;
extern unsigned long loops_per_jiffy;
#ifdef CONFIG_BLK_DEV_RAM
extern int rd_doload; /* 1 = load ramdisk, 0 = don't load */
extern int rd_prompt; /* 1 = prompt for ramdisk, 0 = don't prompt */
extern int rd_image_start; /* starting block # of image */
#endif
void
chrp_get_cpuinfo(struct seq_file *m)
{
struct device_node *root;
const char *model = "";
root = find_path_device("/");
if (root)
model = get_property(root, "model", NULL);
seq_printf(m, "machine\t\t: CHRP %s\n", model);
}
void __init chrp_request_regions(void) {
request_region(0x20,0x20,"pic1");
request_region(0xa0,0x20,"pic2");
request_region(0x00,0x20,"dma1");
request_region(0x40,0x20,"timer");
request_region(0x80,0x10,"dma page reg");
request_region(0xc0,0x20,"dma2");
}
void __init
chrp_setup_arch(void)
{
extern char cmd_line[];
struct device_node *root;
unsigned int *opprop;
/* openpic global configuration register (64-bit format). */
/* openpic Interrupt Source Unit pointer (64-bit format). */
/* python0 facility area (mmio) (64-bit format) REAL address. */
/* init to some ~sane value until calibrate_delay() runs */
loops_per_jiffy = 50000000;
#ifdef CONFIG_BLK_DEV_INITRD
/* this is fine for chrp */
initrd_below_start_ok = 1;
if (initrd_start)
ROOT_DEV = mk_kdev(RAMDISK_MAJOR, 0);
else
#endif
ROOT_DEV = to_kdev_t(0x0802); /* sda2 (sda1 is for the kernel) */
printk("Boot arguments: %s\n", cmd_line);
/* Find and initialize PCI host bridges */
/* iSeries needs to be done much later. */
#ifndef CONFIG_PPC_ISERIES
find_and_init_phbs();
#endif
/* Find the Open PIC if present */
root = find_path_device("/");
opprop = (unsigned int *) get_property(root,
"platform-open-pic", NULL);
if (opprop != 0) {
int n = prom_n_addr_cells(root);
unsigned long openpic;
for (openpic = 0; n > 0; --n)
openpic = (openpic << 32) + *opprop++;
printk(KERN_DEBUG "OpenPIC addr: %lx\n", openpic);
udbg_printf("OpenPIC addr: %lx\n", openpic);
OpenPIC_Addr = __ioremap(openpic, 0x40000, _PAGE_NO_CACHE);
}
#ifdef CONFIG_DUMMY_CONSOLE
conswitchp = &dummy_con;
#endif
}
void __init
chrp_init2(void)
{
/*
* It is sensitive, when this is called (not too earlu)
* -- tibit
*/
chrp_request_regions();
ppc_md.progress(UTS_RELEASE, 0x7777);
}
/* Early initialization. Relocation is on but do not reference unbolted pages */
void __init pSeries_init_early(void)
{
#ifdef CONFIG_PPC_PSERIES /* This ifdef should go away */
void *comport;
hpte_init_pSeries();
tce_init_pSeries();
pSeries_pcibios_init_early();
#ifdef CONFIG_SMP
smp_init_pSeries();
#endif
/* Map the uart for udbg. */
comport = (void *)__ioremap(naca->serialPortAddr, 16, _PAGE_NO_CACHE);
udbg_init_uart(comport);
ppc_md.udbg_putc = udbg_putc;
ppc_md.udbg_getc = udbg_getc;
ppc_md.udbg_getc_poll = udbg_getc_poll;
#endif
}
void __init
chrp_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
#if 0 /* PPPBBB remove this later... -Peter */
#ifdef CONFIG_BLK_DEV_INITRD
/* take care of initrd if we have one */
if ( r6 )
{
initrd_start = __va(r6);
initrd_end = __va(r6 + r7);
}
#endif /* CONFIG_BLK_DEV_INITRD */
#endif
ppc_md.ppc_machine = _machine;
ppc_md.setup_arch = chrp_setup_arch;
ppc_md.setup_residual = NULL;
ppc_md.get_cpuinfo = chrp_get_cpuinfo;
if(naca->interrupt_controller == IC_OPEN_PIC) {
ppc_md.init_IRQ = openpic_init_IRQ;
ppc_md.get_irq = openpic_get_irq;
ppc_md.post_irq = NULL;
} else {
ppc_md.init_IRQ = xics_init_IRQ;
ppc_md.get_irq = xics_get_irq;
ppc_md.post_irq = NULL;
}
ppc_md.init_ras_IRQ = init_ras_IRQ;
#ifndef CONFIG_PPC_ISERIES
ppc_md.pcibios_fixup = pSeries_pcibios_fixup;
#else
ppc_md.pcibios_fixup = NULL;
// ppc_md.pcibios_fixup = iSeries_pcibios_fixup;
#endif
ppc_md.init = chrp_init2;
ppc_md.restart = rtas_restart;
ppc_md.power_off = rtas_power_off;
ppc_md.halt = rtas_halt;
ppc_md.time_init = NULL;
ppc_md.get_boot_time = pSeries_get_rtc_time;
ppc_md.get_rtc_time = pSeries_get_rtc_time;
ppc_md.set_rtc_time = pSeries_set_rtc_time;
ppc_md.calibrate_decr = pSeries_calibrate_decr;
ppc_md.progress = chrp_progress;
ppc_md.progress("Linux ppc64\n", 0x0);
}
void __chrp
chrp_progress(char *s, unsigned short hex)
{
struct device_node *root;
int width, *p;
char *os;
static int display_character, set_indicator;
static int max_width;
if (hex)
udbg_printf("<chrp_progress> %s\n", s);
if (!rtas.base || (_machine != _MACH_pSeries))
return;
if (max_width == 0) {
if ( (root = find_path_device("/rtas")) &&
(p = (unsigned int *)get_property(root,
"ibm,display-line-length",
NULL)) )
max_width = *p;
else
max_width = 0x10;
display_character = rtas_token("display-character");
set_indicator = rtas_token("set-indicator");
}
if (display_character == RTAS_UNKNOWN_SERVICE) {
/* use hex display */
if (set_indicator == RTAS_UNKNOWN_SERVICE)
return;
rtas_call(set_indicator, 3, 1, NULL, 6, 0, hex);
return;
}
rtas_call(display_character, 1, 1, NULL, '\r');
width = max_width;
os = s;
while ( *os )
{
if ( (*os == '\n') || (*os == '\r') )
width = max_width;
else
width--;
rtas_call(display_character, 1, 1, NULL, *os++ );
/* if we overwrite the screen length */
if ( width == 0 )
while ( (*os != 0) && (*os != '\n') && (*os != '\r') )
os++;
}
/* Blank to end of line. */
while ( width-- > 0 )
rtas_call(display_character, 1, 1, NULL, ' ' );
}
extern void setup_default_decr(void);
void __init pSeries_calibrate_decr(void)
{
struct device_node *cpu;
struct div_result divres;
int *fp;
unsigned long freq;
/*
* The cpu node should have a timebase-frequency property
* to tell us the rate at which the decrementer counts.
*/
freq = 16666000; /* hardcoded default */
cpu = find_type_devices("cpu");
if (cpu != 0) {
fp = (int *) get_property(cpu, "timebase-frequency", NULL);
if (fp != 0)
freq = *fp;
}
printk("time_init: decrementer frequency = %lu.%.6lu MHz\n",
freq/1000000, freq%1000000 );
tb_ticks_per_jiffy = freq / HZ;
tb_ticks_per_sec = tb_ticks_per_jiffy * HZ;
tb_ticks_per_usec = freq / 1000000;
tb_to_us = mulhwu_scale_factor(freq, 1000000);
div128_by_32( 1024*1024, 0, tb_ticks_per_sec, &divres );
tb_to_xs = divres.result_low;
setup_default_decr();
}
--- NEW FILE: iSeries_setup.c ---
/*
*
*
* Copyright (c) 2000 Mike Corrigan <mi...@us...>
* Copyright (c) 1999-2000 Grant Erickson <gr...@lc...>
*
* Module name: iSeries_setup.c
*
* Description:
* Architecture- / platform-specific boot-time initialization code for
* the IBM iSeries LPAR. Adapted from original code by Grant Erickson and
* code by Gary Thomas, Cort Dougan <co...@fs...>, and Dan Malek
* <da...@ne...>.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#include <linux/config.h>
#include <linux/init.h>
#include <linux/threads.h>
#include <linux/smp.h>
#include <linux/param.h>
#include <linux/string.h>
#include <linux/bootmem.h>
#include <linux/blk.h>
#include <asm/processor.h>
#include <asm/machdep.h>
#include <asm/page.h>
#include <asm/mmu.h>
#include <asm/pgtable.h>
#include <asm/mmu_context.h>
#include <asm/time.h>
#include "iSeries_setup.h"
#include <asm/Naca.h>
#include <asm/Paca.h>
#include <asm/iSeries/LparData.h>
#include <asm/iSeries/HvCallHpt.h>
#include <asm/iSeries/HvLpConfig.h>
#include <asm/iSeries/HvCallEvent.h>
#include <asm/iSeries/HvCallSm.h>
#include <asm/iSeries/HvCallXm.h>
#include <asm/iSeries/ItLpQueue.h>
#include <asm/iSeries/IoHriMainStore.h>
#include <asm/iSeries/iSeries_proc.h>
#include <asm/proc_pmc.h>
#include <asm/iSeries/mf.h>
/* Function Prototypes */
extern void abort(void);
#ifdef CONFIG_PPC_ISERIES
static void build_iSeries_Memory_Map( void );
static void setup_iSeries_cache_sizes( void );
static void iSeries_bolt_kernel(unsigned long saddr, unsigned long eaddr);
#endif
void build_valid_hpte( unsigned long vsid, unsigned long ea, unsigned long pa,
pte_t * ptep, unsigned hpteflags, unsigned bolted );
extern void ppcdbg_initialize(void);
extern void iSeries_pcibios_init(void);
extern void iSeries_pcibios_fixup(void);
extern void iSeries_pcibios_fixup_bus(int);
static void iSeries_setup_dprofile(void);
/* Global Variables */
static unsigned long procFreqHz = 0;
static unsigned long procFreqMhz = 0;
static unsigned long procFreqMhzHundreths = 0;
static unsigned long tbFreqHz = 0;
static unsigned long tbFreqMhz = 0;
static unsigned long tbFreqMhzHundreths = 0;
unsigned long dprof_shift = 0;
unsigned long dprof_len = 0;
unsigned int * dprof_buffer = NULL;
int piranha_simulator = 0;
extern char _end[];
extern struct Naca *naca;
extern int rd_size; /* Defined in drivers/block/rd.c */
extern unsigned long klimit;
extern unsigned long embedded_sysmap_start;
extern unsigned long embedded_sysmap_end;
extern unsigned long iSeries_recal_tb;
extern unsigned long iSeries_recal_titan;
extern char _stext;
extern char _etext;
static int mf_initialized = 0;
struct MemoryBlock {
unsigned long absStart;
unsigned long absEnd;
unsigned long logicalStart;
unsigned long logicalEnd;
};
/*
* Process the main store vpd to determine where the holes in memory are
* and return the number of physical blocks and fill in the array of
* block data.
*/
unsigned long iSeries_process_Condor_mainstore_vpd( struct MemoryBlock *mb_array, unsigned long max_entries )
{
/* Determine if absolute memory has any
* holes so that we can interpret the
* access map we get back from the hypervisor
* correctly.
*/
unsigned long holeFirstChunk, holeSizeChunks;
unsigned long numMemoryBlocks = 1;
struct IoHriMainStoreSegment4 * msVpd = (struct IoHriMainStoreSegment4 *)xMsVpd;
unsigned long holeStart = msVpd->nonInterleavedBlocksStartAdr;
unsigned long holeEnd = msVpd->nonInterleavedBlocksEndAdr;
unsigned long holeSize = holeEnd - holeStart;
printk("Mainstore_VPD: Condor\n");
mb_array[0].logicalStart = 0;
mb_array[0].logicalEnd = 0x100000000;
mb_array[0].absStart = 0;
mb_array[0].absEnd = 0x100000000;
if ( holeSize ) {
numMemoryBlocks = 2;
holeStart = holeStart & 0x000fffffffffffff;
holeStart = addr_to_chunk(holeStart);
holeFirstChunk = holeStart;
holeSize = addr_to_chunk(holeSize);
holeSizeChunks = holeSize;
printk( "Main store hole: start chunk = %0lx, size = %0lx chunks\n",
holeFirstChunk, holeSizeChunks );
mb_array[0].logicalEnd = holeFirstChunk;
mb_array[0].absEnd = holeFirstChunk;
mb_array[1].logicalStart = holeFirstChunk;
mb_array[1].logicalEnd = 0x100000000 - holeSizeChunks;
mb_array[1].absStart = holeFirstChunk + holeSizeChunks;
mb_array[1].absEnd = 0x100000000;
}
return numMemoryBlocks;
}
#define MaxSegmentAreas 32
#define MaxSegmentAdrRangeBlocks 128
#define MaxAreaRangeBlocks 4
unsigned long iSeries_process_Regatta_mainstore_vpd( struct MemoryBlock *mb_array, unsigned long max_entries )
{
struct IoHriMainStoreSegment5 * msVpdP = (struct IoHriMainStoreSegment5 *)xMsVpd;
unsigned long numSegmentBlocks = 0;
u32 existsBits = msVpdP->msAreaExists;
unsigned long area_num;
printk("Mainstore_VPD: Regatta\n");
for ( area_num = 0; area_num < MaxSegmentAreas; ++area_num ) {
unsigned long numAreaBlocks;
struct IoHriMainStoreArea4 * currentArea;
if ( existsBits & 0x80000000 ) {
unsigned long block_num;
currentArea = &msVpdP->msAreaArray[area_num];
numAreaBlocks = currentArea->numAdrRangeBlocks;
printk("ms_vpd: processing area %2ld blocks=%ld", area_num, numAreaBlocks);
for ( block_num = 0; block_num < numAreaBlocks; ++block_num ) {
/* Process an address range block */
struct MemoryBlock tempBlock;
unsigned long i;
tempBlock.absStart = (unsigned long)currentArea->xAdrRangeBlock[block_num].blockStart;
tempBlock.absEnd = (unsigned long)currentArea->xAdrRangeBlock[block_num].blockEnd;
tempBlock.logicalStart = 0;
tempBlock.logicalEnd = 0;
printk("\n block %ld absStart=%016lx absEnd=%016lx", block_num,
tempBlock.absStart, tempBlock.absEnd);
for ( i=0; i<numSegmentBlocks; ++i ) {
if ( mb_array[i].absStart == tempBlock.absStart )
break;
}
if ( i == numSegmentBlocks ) {
if ( numSegmentBlocks == max_entries ) {
panic("iSeries_process_mainstore_vpd: too many memory blocks");
}
mb_array[numSegmentBlocks] = tempBlock;
++numSegmentBlocks;
}
else {
printk(" (duplicate)");
}
}
printk("\n");
}
existsBits <<= 1;
}
/* Now sort the blocks found into ascending sequence */
if ( numSegmentBlocks > 1 ) {
unsigned long m, n;
for ( m=0; m<numSegmentBlocks-1; ++m ) {
for ( n=numSegmentBlocks-1; m<n; --n ) {
if ( mb_array[n].absStart < mb_array[n-1].absStart ) {
struct MemoryBlock tempBlock;
tempBlock = mb_array[n];
mb_array[n] = mb_array[n-1];
mb_array[n-1] = tempBlock;
}
}
}
}
/* Assign "logical" addresses to each block. These
* addresses correspond to the hypervisor "bitmap" space.
* Convert all addresses into units of 256K chunks.
*/
{
unsigned long i, nextBitmapAddress;
printk("ms_vpd: %ld sorted memory blocks\n", numSegmentBlocks);
nextBitmapAddress = 0;
for ( i=0; i<numSegmentBlocks; ++i ) {
unsigned long length = mb_array[i].absEnd - mb_array[i].absStart;
mb_array[i].logicalStart = nextBitmapAddress;
mb_array[i].logicalEnd = nextBitmapAddress + length;
nextBitmapAddress += length;
printk(" Bitmap range: %016lx - %016lx\n"
" Absolute range: %016lx - %016lx\n",
mb_array[i].logicalStart, mb_array[i].logicalEnd,
mb_array[i].absStart, mb_array[i].absEnd);
mb_array[i].absStart = addr_to_chunk( mb_array[i].absStart & 0x000fffffffffffff );
mb_array[i].absEnd = addr_to_chunk( mb_array[i].absEnd & 0x000fffffffffffff );
mb_array[i].logicalStart = addr_to_chunk( mb_array[i].logicalStart );
mb_array[i].logicalEnd = addr_to_chunk( mb_array[i].logicalEnd );
}
}
return numSegmentBlocks;
}
unsigned long iSeries_process_mainstore_vpd( struct MemoryBlock *mb_array, unsigned long max_entries )
{
unsigned long i;
unsigned long mem_blocks = 0;
if ( __is_processor( PV_POWER4 ) )
mem_blocks = iSeries_process_Regatta_mainstore_vpd( mb_array, max_entries );
else
mem_blocks = iSeries_process_Condor_mainstore_vpd( mb_array, max_entries );
printk("Mainstore_VPD: numMemoryBlocks = %ld \n", mem_blocks);
for ( i=0; i<mem_blocks; ++i ) {
printk("Mainstore_VPD: block %3ld logical chunks %016lx - %016lx\n"
" abs chunks %016lx - %016lx\n",
i, mb_array[i].logicalStart, mb_array[i].logicalEnd,
mb_array[i].absStart, mb_array[i].absEnd);
}
return mem_blocks;
}
/*
* void __init iSeries_init_early()
*/
void __init
iSeries_init_early(void)
{
#ifdef CONFIG_PPC_ISERIES
ppcdbg_initialize();
#if defined(CONFIG_BLK_DEV_INITRD)
/*
* If the init RAM disk has been configured and there is
* a non-zero starting address for it, set it up
*/
if ( naca->xRamDisk ) {
initrd_start = (unsigned long)__va(naca->xRamDisk);
initrd_end = initrd_start + naca->xRamDiskSize * PAGE_SIZE;
initrd_below_start_ok = 1; // ramdisk in kernel space
ROOT_DEV = MKDEV( RAMDISK_MAJOR, 0 );
if ( ((rd_size*1024)/PAGE_SIZE) < naca->xRamDiskSize )
rd_size = (naca->xRamDiskSize*PAGE_SIZE)/1024;
} else
#endif /* CONFIG_BLK_DEV_INITRD */
{
/* ROOT_DEV = MKDEV( VIODASD_MAJOR, 1 ); */
}
iSeries_recal_tb = get_tb();
iSeries_recal_titan = HvCallXm_loadTod();
ppc_md.setup_arch = iSeries_setup_arch;
ppc_md.setup_residual = iSeries_setup_residual;
ppc_md.get_cpuinfo = iSeries_get_cpuinfo;
ppc_md.irq_cannonicalize = NULL;
ppc_md.init_IRQ = iSeries_init_IRQ;
ppc_md.init_ras_IRQ = NULL;
ppc_md.get_irq = iSeries_get_irq;
ppc_md.init = NULL;
ppc_md.pcibios_fixup = iSeries_pcibios_fixup;
ppc_md.pcibios_fixup_bus = iSeries_pcibios_fixup_bus;
ppc_md.restart = iSeries_restart;
ppc_md.power_off = iSeries_power_off;
ppc_md.halt = iSeries_halt;
ppc_md.time_init = NULL;
ppc_md.get_boot_time = iSeries_get_boot_time;
ppc_md.set_rtc_time = iSeries_set_rtc_time;
ppc_md.get_rtc_time = iSeries_get_rtc_time;
ppc_md.calibrate_decr = iSeries_calibrate_decr;
ppc_md.progress = iSeries_progress;
hpte_init_iSeries();
tce_init_iSeries();
/* Initialize the table which translate Linux physical addresses to
* AS/400 absolute addresses
*/
build_iSeries_Memory_Map();
setup_iSeries_cache_sizes();
/* Initialize machine-dependency vectors */
#ifdef CONFIG_SMP
smp_init_iSeries();
#endif
if ( itLpNaca.xPirEnvironMode == 0 )
piranha_simulator = 1;
#endif
}
/*
* void __init iSeries_init()
*/
void __init
iSeries_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
/* Associate Lp Event Queue 0 with processor 0 */
HvCallEvent_setLpEventQueueInterruptProc( 0, 0 );
{
/* copy the command line parameter from the primary VSP */
char *p, *q;
HvCallEvent_dmaToSp( cmd_line,
2*64*1024,
256,
HvLpDma_Direction_RemoteToLocal );
p = q = cmd_line + 255;
while( p > cmd_line ) {
if ((*p == 0) || (*p == ' ') || (*p == '\n'))
--p;
else
break;
}
if ( p < q )
*(p+1) = 0;
}
if (strstr(cmd_line, "dprofile=")) {
char *p, *q;
for (q = cmd_line; (p = strstr(q, "dprofile=")) != 0; ) {
unsigned long size, new_klimit;
q = p + 9;
if (p > cmd_line && p[-1] != ' ')
continue;
dprof_shift = simple_strtoul(q, &q, 0);
dprof_len = (unsigned long)&_etext - (unsigned long)&_stext;
dprof_len >>= dprof_shift;
size = ((dprof_len * sizeof(unsigned int)) + (PAGE_SIZE-1)) & PAGE_MASK;
dprof_buffer = (unsigned int *)((klimit + (PAGE_SIZE-1)) & PAGE_MASK);
new_klimit = ((unsigned long)dprof_buffer) + size;
lmb_reserve( __pa(klimit), (new_klimit-klimit));
klimit = new_klimit;
memset( dprof_buffer, 0, size );
}
}
iSeries_setup_dprofile();
iSeries_proc_early_init();
mf_init();
mf_initialized = 1;
mb();
iSeries_proc_callback( &pmc_proc_init );
}
#ifdef CONFIG_PPC_ISERIES
/*
* The iSeries may have very large memories ( > 128 GB ) and a partition
* may get memory in "chunks" that may be anywhere in the 2**52 real
* address space. The chunks are 256K in size. To map this to the
* memory model Linux expects, the AS/400 specific code builds a
* translation table to translate what Linux thinks are "physical"
* addresses to the actual real addresses. This allows us to make
* it appear to Linux that we have contiguous memory starting at
* physical address zero while in fact this could be far from the truth.
* To avoid confusion, I'll let the words physical and/or real address
* apply to the Linux addresses while I'll use "absolute address" to
* refer to the actual hardware real address.
*
* build_iSeries_Memory_Map gets information from the Hypervisor and
* looks at the Main Store VPD to determine the absolute addresses
* of the memory that has been assigned to our partition and builds
* a table used to translate Linux's physical addresses to these
* absolute addresses. Absolute addresses are needed when
* communicating with the hypervisor (e.g. to build HPT entries)
*/
static void __init build_iSeries_Memory_Map(void)
{
u32 loadAreaFirstChunk, loadAreaLastChunk, loadAreaSize;
u32 nextPhysChunk;
u32 hptFirstChunk, hptLastChunk, hptSizeChunks, hptSizePages;
u32 num_ptegs;
u32 totalChunks,moreChunks;
u32 currChunk, thisChunk, absChunk;
u32 currDword;
u32 chunkBit;
u64 map;
struct MemoryBlock mb[32];
unsigned long numMemoryBlocks, curBlock;
/* Chunk size on iSeries is 256K bytes */
totalChunks = (u32)HvLpConfig_getMsChunks();
klimit = msChunks_alloc(klimit, totalChunks, 1UL<<18);
/* Get absolute address of our load area
* and map it to physical address 0
* This guarantees that the loadarea ends up at physical 0
* otherwise, it might not be returned by PLIC as the first
* chunks
*/
loadAreaFirstChunk = (u32)addr_to_chunk(itLpNaca.xLoadAreaAddr);
loadAreaSize = itLpNaca.xLoadAreaChunks;
/* Only add the pages already mapped here.
* Otherwise we might add the hpt pages
* The rest of the pages of the load area
* aren't in the HPT yet and can still
* be assigned an arbitrary physical address
*/
if ( (loadAreaSize * 64) > HvPagesToMap )
loadAreaSize = HvPagesToMap / 64;
loadAreaLastChunk = loadAreaFirstChunk + loadAreaSize - 1;
/* TODO Do we need to do something if the HPT is in the 64MB load area?
* This would be required if the itLpNaca.xLoadAreaChunks includes
* the HPT size
*/
printk( "Mapping load area - physical addr = 0000000000000000\n"
" absolute addr = %016lx\n",
chunk_to_addr(loadAreaFirstChunk) );
printk( "Load area size %dK\n", loadAreaSize*256 );
for ( nextPhysChunk = 0;
nextPhysChunk < loadAreaSize;
++nextPhysChunk ) {
msChunks.abs[nextPhysChunk] = loadAreaFirstChunk+nextPhysChunk;
}
/* Get absolute address of our HPT and remember it so
* we won't map it to any physical address
*/
hptFirstChunk = (u32)addr_to_chunk(HvCallHpt_getHptAddress());
hptSizePages = (u32)(HvCallHpt_getHptPages());
hptSizeChunks = hptSizePages >> (msChunks.chunk_shift-PAGE_SHIFT);
hptLastChunk = hptFirstChunk + hptSizeChunks - 1;
printk( "HPT absolute addr = %016lx, size = %dK\n",
chunk_to_addr(hptFirstChunk), hptSizeChunks*256 );
/* Fill in the htab_data structure */
/* Fill in size of hashed page table */
num_ptegs = hptSizePages * (PAGE_SIZE/(sizeof(HPTE)*HPTES_PER_GROUP));
htab_data.htab_num_ptegs = num_ptegs;
htab_data.htab_hash_mask = num_ptegs - 1;
/* The actual hashed page table is in the hypervisor, we have no direct access */
htab_data.htab = NULL;
/* Determine if absolute memory has any
* holes so that we can interpret the
* access map we get back from the hypervisor
* correctly.
*/
numMemoryBlocks = iSeries_process_mainstore_vpd( mb, 32 );
/* Process the main store access map from the hypervisor
* to build up our physical -> absolute translation table
*/
curBlock = 0;
currChunk = 0;
currDword = 0;
moreChunks = totalChunks;
while ( moreChunks ) {
map = HvCallSm_get64BitsOfAccessMap( itLpNaca.xLpIndex,
currDword );
thisChunk = currChunk;
while ( map ) {
chunkBit = map >> 63;
map <<= 1;
if ( chunkBit ) {
--moreChunks;
while ( thisChunk >= mb[curBlock].logicalEnd ) {
++curBlock;
if ( curBlock >= numMemoryBlocks )
panic("out of memory blocks");
}
if ( thisChunk < mb[curBlock].logicalStart )
panic("memory block error");
absChunk = mb[curBlock].absStart + ( thisChunk - mb[curBlock].logicalStart );
if ( ( ( absChunk < hptFirstChunk ) ||
( absChunk > hptLastChunk ) ) &&
( ( absChunk < loadAreaFirstChunk ) ||
( absChunk > loadAreaLastChunk ) ) ) {
msChunks.abs[nextPhysChunk] = absChunk;
++nextPhysChunk;
}
}
++thisChunk;
}
++currDword;
currChunk += 64;
}
/* main store size (in chunks) is
* totalChunks - hptSizeChunks
* which should be equal to
* nextPhysChunk
*/
naca->physicalMemorySize = chunk_to_addr(nextPhysChunk);
/* Bolt kernel mappings for all of memory */
iSeries_bolt_kernel( 0, naca->physicalMemorySize );
lmb_init();
lmb_add( 0, naca->physicalMemorySize );
lmb_reserve( 0, __pa(klimit));
/*
* Hardcode to GP size. I am not sure where to get this info. DRENG
*/
naca->slb_size = 64;
}
/*
* Set up the variables that describe the cache line sizes
* for this machine.
*/
static void __init setup_iSeries_cache_sizes(void)
{
unsigned i,n;
naca->iCacheL1LineSize = xIoHriProcessorVpd[0].xInstCacheOperandSize;
naca->dCacheL1LineSize = xIoHriProcessorVpd[0].xDataCacheOperandSize;
naca->iCacheL1LinesPerPage = PAGE_SIZE / naca->iCacheL1LineSize;
naca->dCacheL1LinesPerPage = PAGE_SIZE / naca->dCacheL1LineSize;
i = naca->iCacheL1LineSize;
n = 0;
while ((i=(i/2))) ++n;
naca->iCacheL1LogLineSize = n;
i = naca->dCacheL1LineSize;
n = 0;
while ((i=(i/2))) ++n;
naca->dCacheL1LogLineSize = n;
printk( "D-cache line size = %d (log = %d)\n",
(unsigned)naca->dCacheL1LineSize,
(unsigned)naca->dCacheL1LogLineSize );
printk( "I-cache line size = %d (log = %d)\n",
(unsigned)naca->iCacheL1LineSize,
(unsigned)naca->iCacheL1LogLineSize );
}
/*
* Bolt the kernel addr space into the HPT
*/
static void __init iSeries_bolt_kernel(unsigned long saddr, unsigned long eaddr)
{
unsigned long pa;
unsigned long mode_rw = _PAGE_ACCESSED | _PAGE_COHERENT | PP_RWXX;
HPTE hpte;
for (pa=saddr; pa < eaddr ;pa+=PAGE_SIZE) {
unsigned long ea = (unsigned long)__va(pa);
unsigned long vsid = get_kernel_vsid( ea );
unsigned long va = ( vsid << 28 ) | ( pa & 0xfffffff );
unsigned long vpn = va >> PAGE_SHIFT;
unsigned long slot = HvCallHpt_findValid( &hpte, vpn );
if ( hpte.dw0.dw0.v ) {
/* HPTE exists, so just bolt it */
HvCallHpt_setSwBits( slot, 0x10, 0 );
} else {
/* No HPTE exists, so create a new bolted one */
build_valid_hpte(vsid, ea, pa, NULL, mode_rw, 1);
}
}
}
#endif /* CONFIG_PPC_ISERIES */
/*
* Document me.
*/
void __init
iSeries_setup_arch(void)
{
void * eventStack;
/* Setup the Lp Event Queue */
/* Allocate a page for the Event Stack
* The hypervisor wants the absolute real address, so
* we subtract out the KERNELBASE and add in the
* absolute real address of the kernel load area
*/
eventStack = alloc_bootmem_pages( LpEventStackSize );
memset( eventStack, 0, LpEventStackSize );
/* Invoke the hypervisor to initialize the event stack */
HvCallEvent_setLpEventStack( 0, eventStack, LpEventStackSize );
/* Initialize fields in our Lp Event Queue */
xItLpQueue.xSlicEventStackPtr = (char *)eventStack;
xItLpQueue.xSlicCurEventPtr = (char *)eventStack;
xItLpQueue.xSlicLastValidEventPtr = (char *)eventStack +
(LpEventStackSize - LpEventMaxSize);
xItLpQueue.xIndex = 0;
/* Compute processor frequency */
procFreqHz = (((1UL<<34) * 1000000) / xIoHriProcessorVpd[0].xProcFreq );
procFreqMhz = procFreqHz / 1000000;
procFreqMhzHundreths = (procFreqHz/10000) - (procFreqMhz*100);
/* Compute time base frequency */
tbFreqHz = (((1UL<<32) * 1000000) / xIoHriProcessorVpd[0].xTimeBaseFreq );
tbFreqMhz = tbFreqHz / 1000000;
tbFreqMhzHundreths = (tbFreqHz/10000) - (tbFreqMhz*100);
printk("Max logical processors = %d\n",
itVpdAreas.xSlicMaxLogicalProcs );
printk("Max physical processors = %d\n",
itVpdAreas.xSlicMaxPhysicalProcs );
printk("Processor frequency = %lu.%02lu\n",
procFreqMhz,
procFreqMhzHundreths );
printk("Time base frequency = %lu.%02lu\n",
tbFreqMhz,
tbFreqMhzHundreths );
printk("Processor version = %x\n",
xIoHriProcessorVpd[0].xPVR );
}
/*
* int iSeries_setup_residual()
*
* Description:
* This routine pretty-prints CPU information gathered from the VPD
* for use in /proc/cpuinfo
*
* Input(s):
* *buffer - Buffer into which CPU data is to be printed.
*
* Output(s):
* *buffer - Buffer with CPU data.
*
* Returns:
* The number of bytes copied into 'buffer' if OK, otherwise zero or less
* on error.
*/
void
iSeries_setup_residual(struct seq_file *m, unsigned long cpu_id)
{
seq_printf(m, "clock\t\t: %lu.%02luMhz\n", procFreqMhz,
procFreqMhzHundreths);
seq_printf(m, "time base\t: %lu.%02luMHz\n", tbFreqMhz,
tbFreqMhzHundreths);
seq_printf(m, "i-cache\t\t: %d\n", naca->iCacheL1LineSize);
seq_printf(m, "d-cache\t\t: %d\n", naca->dCacheL1LineSize);
}
void iSeries_get_cpuinfo(struct seq_file *m)
{
seq_printf(m, "machine\t\t: 64-bit iSeries Logical Partition\n");
}
/*
* Document me.
* and Implement me.
*/
int
iSeries_get_irq(struct pt_regs *regs)
{
/* -2 means ignore this interrupt */
return -2;
}
/*
* Document me.
*/
void
iSeries_restart(char *cmd)
{
mf_reboot();
}
/*
* Document me.
*/
void
iSeries_power_off(void)
{
mf_powerOff();
}
/*
* Document me.
*/
void
iSeries_halt(void)
{
mf_powerOff();
}
/*
* Nothing to do here.
*/
void __init
iSeries_time_init(void)
{
/* Nothing to do */
}
/* JDH Hack */
unsigned long jdh_time = 0;
extern void setup_default_decr(void);
/*
* void __init iSeries_calibrate_decr()
*
* Description:
* This routine retrieves the internal processor frequency from the VPD,
* and sets up the kernel timer decrementer based on that value.
*
*/
void __init
iSeries_calibrate_decr(void)
{
unsigned long freq;
unsigned long cyclesPerUsec;
unsigned long tbf;
struct div_result divres;
/* Compute decrementer (and TB) frequency
* in cycles/sec
*/
tbf = xIoHriProcessorVpd[0].xTimeBaseFreq;
freq = 0x0100000000;
freq *= 1000000; /* 2^32 * 10^6 */
freq = freq / tbf; /* cycles / sec */
cyclesPerUsec = freq / 1000000; /* cycles / usec */
/* Set the amount to refresh the decrementer by. This
* is the number of decrementer ticks it takes for
* 1/HZ seconds.
*/
tb_ticks_per_jiffy = freq / HZ;
/*
* tb_ticks_per_sec = freq; would give better accuracy
* but tb_ticks_per_sec = tb_ticks_per_jiffy*HZ; assures
* that jiffies (and xtime) will match the time returned
* by do_gettimeofday.
*/
tb_ticks_per_sec = tb_ticks_per_jiffy * HZ;
tb_ticks_per_usec = cyclesPerUsec;
tb_to_us = mulhwu_scale_factor(freq, 1000000);
div128_by_32( 1024*1024, 0, tb_ticks_per_sec, &divres );
tb_to_xs = divres.result_low;
setup_default_decr();
}
void __init
iSeries_progress( char * st, unsigned short code )
{
printk( "Progress: [%04x] - %s\n", (unsigned)code, st );
if ( !piranha_simulator && mf_initialized ) {
if (code != 0xffff)
mf_displayProgress( code );
else
mf_clearSrc();
}
}
void iSeries_fixup_klimit(void)
{
/* Change klimit to take into account any ram disk that may be included */
if (naca->xRamDisk)
klimit = KERNELBASE + (u64)naca->xRamDisk + (naca->xRamDiskSize * PAGE_SIZE);
else {
/* No ram disk was included - check and see if there was an embedded system map */
/* Change klimit to take into account any embedded system map */
if (embedded_sysmap_end)
klimit = KERNELBASE + ((embedded_sysmap_end+4095) & 0xfffffffffffff000);
}
}
static void iSeries_setup_dprofile(void)
{
if ( dprof_buffer ) {
unsigned i;
for (i=0; i<maxPacas; ++i) {
xPaca[i].prof_shift = dprof_shift;
xPaca[i].prof_len = dprof_len-1;
xPaca[i].prof_buffer = dprof_buffer;
xPaca[i].prof_stext = (unsigned *)&_stext;
mb();
xPaca[i].prof_enabled = 1;
}
}
}
--- NEW FILE: ioctl32.c ---
/*
* ioctl32.c: Conversion between 32bit and 64bit native ioctls.
*
* Based on sparc64 ioctl32.c by:
*
* Copyright (C) 1997-2000 Jakub Jelinek (ja...@re...)
* Copyright (C) 1998 Eddie C. Dost (ec...@sk...)
*
* ppc64 changes:
*
* Copyright (C) 2000 Ken Aaker (kd...@rc...)
* Copyright (C) 2001 Anton Blanchard (an...@au...)
*
* These routines maintain argument size conversion between 32bit and 64bit
* ioctls.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
[...4532 lines suppressed...]
while (t && t->cmd != cmd)
t = (struct ioctl_trans *)t->next;
if (t) {
handler = (void *)t->handler;
error = handler(fd, cmd, arg, filp);
} else {
static int count = 0;
if (++count <= 20)
printk("sys32_ioctl(%s:%d): Unknown cmd fd(%d) "
"cmd(%08x) arg(%08x)\n",
current->comm, current->pid,
(int)fd, (unsigned int)cmd, (unsigned int)arg);
error = -EINVAL;
}
out:
fput(filp);
out2:
return error;
}
--- NEW FILE: open_pic.c ---
/*
* arch/ppc/kernel/open_pic.c -- OpenPIC Interrupt Handling
*
* Copyright (C) 1997 Geert Uytterhoeven
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*/
#include <linux/config.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/irq.h>
#include <asm/ptrace.h>
#include <asm/signal.h>
#include <asm/io.h>
#include <asm/pgtable.h>
#include <asm/irq.h>
#include <asm/prom.h>
#include <asm/machdep.h>
#include "local_irq.h"
#include "open_pic.h"
#include "open_pic_defs.h"
#include "i8259.h"
#include <asm/ppcdebug.h>
void* OpenPIC_Addr;
static volatile struct OpenPIC *OpenPIC = NULL;
u_int OpenPIC_NumInitSenses __initdata = 0;
u_char *OpenPIC_InitSenses __initdata = NULL;
extern int use_of_interrupt_tree;
void find_ISUs(void);
static u_int NumProcessors;
static u_int NumSources;
static int NumISUs;
static int open_pic_irq_offset;
static volatile unsigned char* chrp_int_ack_special;
static int broken_ipi_registers;
OpenPIC_SourcePtr ISU[OPENPIC_MAX_ISU];
static void openpic_end_irq(unsigned int irq_nr);
static void openpic_ack_irq(unsigned int irq_nr);
static void openpic_set_affinity(unsigned int irq_nr, unsigned long cpumask);
struct hw_interrupt_type open_pic = {
" OpenPIC ",
NULL,
NULL,
openpic_enable_irq,
openpic_disable_irq,
openpic_ack_irq,
openpic_end_irq,
openpic_set_affinity
};
#ifdef CONFIG_SMP
static void openpic_end_ipi(unsigned int irq_nr);
static void openpic_ack_ipi(unsigned int irq_nr);
static void openpic_enable_ipi(unsigned int irq_nr);
static void openpic_disable_ipi(unsigned int irq_nr);
struct hw_interrupt_type open_pic_ipi = {
" OpenPIC ",
NULL,
NULL,
openpic_enable_ipi,
openpic_disable_ipi,
openpic_ack_ipi,
openpic_end_ipi,
0
};
#endif /* CONFIG_SMP */
unsigned int openpic_vec_ipi;
unsigned int openpic_vec_timer;
unsigned int openpic_vec_spurious;
/*
* Accesses to the current processor's openpic registers
*/
#ifdef CONFIG_SMP
#define THIS_CPU Processor[cpu]
#define DECL_THIS_CPU int cpu = hard_smp_processor_id()
#define CHECK_THIS_CPU check_arg_cpu(cpu)
#else
#define THIS_CPU Processor[hard_smp_processor_id()]
#define DECL_THIS_CPU
#define CHECK_THIS_CPU
#endif /* CONFIG_SMP */
#if 0
#define check_arg_ipi(ipi) \
if (ipi < 0 || ipi >= OPENPIC_NUM_IPI) \
printk(KERN_ERR "open_pic.c:%d: illegal ipi %d\n", __LINE__, ipi);
#define check_arg_timer(timer) \
if (timer < 0 || timer >= OPENPIC_NUM_TIMERS) \
printk(KERN_ERR "open_pic.c:%d: illegal timer %d\n", __LINE__, timer);
#define check_arg_vec(vec) \
if (vec < 0 || vec >= OPENPIC_NUM_VECTORS) \
printk(KERN_ERR "open_pic.c:%d: illegal vector %d\n", __LINE__, vec);
#define check_arg_pri(pri) \
if (pri < 0 || pri >= OPENPIC_NUM_PRI) \
printk(KERN_ERR "open_pic.c:%d: illegal priority %d\n", __LINE__, pri);
/*
* Print out a backtrace if it's out of range, since if it's larger than NR_IRQ's
* data has probably been corrupted and we're going to panic or deadlock later
* anyway --Troy
*/
extern unsigned long* _get_SP(void);
#define check_arg_irq(irq) \
if (irq < open_pic_irq_offset || irq >= (NumSources+open_pic_irq_offset)){ \
printk(KERN_ERR "open_pic.c:%d: illegal irq %d\n", __LINE__, irq); \
print_backtrace(_get_SP()); }
#define check_arg_cpu(cpu) \
if (cpu < 0 || cpu >= OPENPIC_MAX_PROCESSORS){ \
printk(KERN_ERR "open_pic.c:%d: illegal cpu %d\n", __LINE__, cpu); \
print_backtrace(_get_SP()); }
#else
#define check_arg_ipi(ipi) do {} while (0)
#define check_arg_timer(timer) do {} while (0)
#define check_arg_vec(vec) do {} while (0)
#define check_arg_pri(pri) do {} while (0)
#define check_arg_irq(irq) do {} while (0)
#define check_arg_cpu(cpu) do {} while (0)
#endif
#define GET_ISU(source) ISU[(source) >> 4][(source) & 0xf]
void __init openpic_init_IRQ(void)
{
struct device_node *np;
int i;
unsigned int *addrp;
unsigned char* chrp_int_ack_special = 0;
unsigned char init_senses[NR_IRQS - NUM_8259_INTERRUPTS];
int nmi_irq = -1;
if (!(np = find_devices("pci"))
|| !(addrp = (unsigned int *)
get_property(np, "8259-interrupt-acknowledge", NULL)))
printk(KERN_ERR "Cannot find pci to get ack address\n");
else
chrp_int_ack_special = (unsigned char *)
__ioremap(addrp[prom_n_addr_cells(np)-1], 1, _PAGE_NO_CACHE);
/* hydra still sets OpenPIC_InitSenses to a static set of values */
if (OpenPIC_InitSenses == NULL) {
prom_get_irq_senses(init_senses, NUM_8259_INTERRUPTS, NR_IRQS);
OpenPIC_InitSenses = init_senses;
OpenPIC_NumInitSenses = NR_IRQS - NUM_8259_INTERRUPTS;
}
openpic_init(1, NUM_8259_INTERRUPTS, chrp_int_ack_special, nmi_irq);
for ( i = 0 ; i < NUM_8259_INTERRUPTS ; i++ )
irq_desc[i].handler = &i8259_pic;
i8259_init();
}
static inline u_int openpic_read(volatile u_int *addr)
{
u_int val;
val = in_le32(addr);
return val;
}
static inline void openpic_write(volatile u_int *addr, u_int val)
{
out_le32(addr, val);
}
static inline u_int openpic_readfield(volatile u_int *addr, u_int mask)
{
u_int val = openpic_read(addr);
return val & mask;
}
static inline void openpic_writefield(volatile u_int *addr, u_int mask,
u_int field)
{
u_int val = openpic_read(addr);
openpic_write(addr, (val & ~mask) | (field & mask));
}
static inline void openpic_clearfield(volatile u_int *addr, u_int mask)
{
openpic_writefield(addr, mask, 0);
}
static inline void openpic_setfield(volatile u_int *addr, u_int mask)
{
openpic_writefield(addr, mask, mask);
}
static void openpic_safe_writefield(volatile u_int *addr, u_int mask,
u_int field)
{
unsigned int loops = 100000;
openpic_setfield(addr, OPENPIC_MASK);
while (openpic_read(addr) & OPENPIC_ACTIVITY) {
if (!loops--) {
printk(KERN_ERR "openpic_safe_writefield timeout\n");
break;
}
}
openpic_writefield(addr, mask | OPENPIC_MASK, field | OPENPIC_MASK);
}
#ifdef CONFIG_SMP
static u_int openpic_read_IPI(volatile u_int* addr)
{
u_int val = 0;
if (broken_ipi_registers)
/* yes this is right ... bug, feature, you decide! -- tgall */
val = in_be32(addr);
else
val = in_le32(addr);
return val;
}
static void openpic_test_broken_IPI(void)
{
u_int t;
openpic_write(&OpenPIC->Global.IPI_Vector_Priority(0), OPENPIC_MASK);
t = openpic_read(&OpenPIC->Global.IPI_Vector_Priority(0));
if (t == le32_to_cpu(OPENPIC_MASK)) {
printk(KERN_INFO "OpenPIC reversed IPI registers detected\n");
broken_ipi_registers = 1;
}
}
/* because of the power3 be / le above, this is needed */
static inline void openpic_writefield_IPI(volatile u_int* addr, u_int mask, u_int field)
{
u_int val = openpic_read_IPI(addr);
openpic_write(addr, (val & ~mask) | (field & mask));
}
static inline void openpic_clearfield_IPI(volatile u_int *addr, u_int mask)
{
openpic_writefield_IPI(addr, mask, 0);
}
static inline void openpic_setfield_IPI(volatile u_int *addr, u_int mask)
{
openpic_writefield_IPI(addr, mask, mask);
}
static void openpic_safe_writefield_IPI(volatile u_int *addr, u_int mask, u_int field)
{
unsigned int loops = 100000;
openpic_setfield_IPI(addr, OPENPIC_MASK);
/* wait until it's not in use */
/* BenH: Is this code really enough ? I would rather check the result
* and eventually retry ...
*/
while(openpic_read_IPI(addr) & OPENPIC_ACTIVITY) {
if (!loops--) {
printk(KERN_ERR "openpic_safe_writefield timeout\n");
break;
}
}
openpic_writefield_IPI(addr, mask, field | OPENPIC_MASK);
}
#endif /* CONFIG_SMP */
void __init openpic_init(int main_pic, int offset, unsigned char* chrp_ack,
int programmer_switch_irq)
{
u_int t, i;
u_int timerfreq;
const char *version;
if (!OpenPIC_Addr) {
printk(KERN_INFO "No OpenPIC found !\n");
return;
}
OpenPIC = (volatile struct OpenPIC *)OpenPIC_Addr;
ppc_md.progress("openpic enter",0x122);
t = openpic_read(&OpenPIC->Global.Feature_Reporting0);
switch (t & OPENPIC_FEATURE_VERSION_MASK) {
case 1:
version = "1.0";
break;
case 2:
version = "1.2";
break;
case 3:
version = "1.3";
break;
default:
version = "?";
break;
}
NumProcessors = ((t & OPENPIC_FEATURE_LAST_PROCESSOR_MASK) >>
OPENPIC_FEATURE_LAST_PROCESSOR_SHIFT) + 1;
NumSources = ((t & OPENPIC_FEATURE_LAST_SOURCE_MASK) >>
OPENPIC_FEATURE_LAST_SOURCE_SHIFT) + 1;
printk(KERN_INFO "OpenPIC Version %s (%d CPUs and %d IRQ sources) at %p\n",
version, NumProcessors, NumSources, OpenPIC);
timerfreq = openpic_read(&OpenPIC->Global.Timer_Frequency);
if (timerfreq)
printk(KERN_INFO "OpenPIC timer frequency is %d.%06d MHz\n",
timerfreq / 1000000, timerfreq % 1000000);
if (!main_pic)
return;
open_pic_irq_offset = offset;
chrp_int_ack_special = (volatile unsigned char*)chrp_ack;
find_ISUs();
/* Initialize timer interrupts */
ppc_md.progress("openpic timer",0x3ba);
for (i = 0; i < OPENPIC_NUM_TIMERS; i++) {
/* Disabled, Priority 0 */
openpic_inittimer(i, 0, openpic_vec_timer+i);
/* No processor */
openpic_maptimer(i, 0);
}
#ifdef CONFIG_SMP
/* Initialize IPI interrupts */
ppc_md.progress("openpic ipi",0x3bb);
openpic_test_broken_IPI();
for (i = 0; i < OPENPIC_NUM_IPI; i++) {
/* Disabled, Priority 10..13 */
openpic_initipi(i, 10+i, openpic_vec_ipi+i);
/* IPIs are per-CPU */
irq_desc[openpic_vec_ipi+i].status |= IRQ_PER_CPU;
irq_desc[openpic_vec_ipi+i].handler = &open_pic_ipi;
}
#endif
/* Initialize external interrupts */
ppc_md.progress("openpic ext",0x3bc);
openpic_set_priority(0xf);
/* SIOint (8259 cascade) is special */
if (offset) {
openpic_initirq(0, 8, offset, 1, 1);
openpic_mapirq(0, 1<<get_hard_smp_processor_id(0));
}
/* Init all external sources */
for (i = 1; i < NumSources; i++) {
int pri, sense;
/* the bootloader may have left it enabled (bad !) */
openpic_disable_irq(i+offset);
pri = (i == programmer_switch_irq)? 9: 8;
sense = (i < OpenPIC_NumInitSenses)? OpenPIC_InitSenses[i]: 1;
if (sense)
irq_desc[i+offset].status = IRQ_LEVEL;
/* Enabled, Priority 8 or 9 */
openpic_initirq(i, pri, i+offset, !sense, sense);
/* Processor 0 */
openpic_mapirq(i, 1<<get_hard_smp_processor_id(0));
}
/* Init descriptors */
for (i = offset; i < NumSources + offset; i++)
irq_desc[i].handler = &open_pic;
/* Initialize the spurious interrupt */
ppc_md.progress("openpic spurious",0x3bd);
openpic_set_spurious(openpic_vec_spurious);
/* Initialize the cascade */
if (offset) {
if (request_irq(offset, no_action, SA_INTERRUPT,
"82c59 cascade", NULL))
printk(KERN_ERR "Unable to get OpenPIC IRQ 0 for cascade\n");
}
openpic_set_priority(0);
openpic_disable_8259_pass_through();
ppc_md.progress("openpic exit",0x222);
}
void openpic_setup_ISU(int isu_num, unsigned long addr)
{
if (isu_num >= OPENPIC_MAX_ISU)
return;
ISU[isu_num] = (OpenPIC_SourcePtr) __ioremap(addr, 0x400, _PAGE_NO_CACHE);
if (isu_num >= NumISUs)
NumISUs = isu_num + 1;
}
void find_ISUs(void)
{
/* Use /interrupt-controller/reg and
* /interrupt-controller/interrupt-ranges from OF device tree
* the ISU array is setup in chrp_pci.c in ibm_add_bridges
* as a result
* -- tgall
*/
/* basically each ISU is a bus, and this assumes that
* open_pic_isu_count interrupts per bus are possible
* ISU == Interrupt Source
*/
NumSources = NumISUs * 0x10;
openpic_vec_ipi = NumSources + open_pic_irq_offset;
openpic_vec_timer = openpic_vec_ipi + OPENPIC_NUM_IPI;
openpic_vec_spurious = openpic_vec_timer + OPENPIC_NUM_TIMERS;
}
static inline void openpic_reset(void)
{
openpic_setfield(&OpenPIC->Global.Global_Configuration0,
OPENPIC_CONFIG_RESET);
}
static inline void openpic_enable_8259_pass_through(void)
{
openpic_clearfield(&OpenPIC->Global.Global_Configuration0,
OPENPIC_CONFIG_8259_PASSTHROUGH_DISABLE);
}
static void openpic_disable_8259_pass_through(void)
{
openpic_setfield(&OpenPIC->Global.Global_Configuration0,
OPENPIC_CONFIG_8259_PASSTHROUGH_DISABLE);
}
/*
* Find out the current interrupt
*/
static u_int openpic_irq(void)
{
u_int vec;
DECL_THIS_CPU;
CHECK_THIS_CPU;
vec = openpic_readfield(&OpenPIC->THIS_CPU.Interrupt_Acknowledge,
OPENPIC_VECTOR_MASK);
return vec;
}
static void openpic_eoi(void)
{
DECL_THIS_CPU;
CHECK_THIS_CPU;
openpic_write(&OpenPIC->THIS_CPU.EOI, 0);
/* Handle PCI write posting */
(void)openpic_read(&OpenPIC->THIS_CPU.EOI);
}
static inline u_int openpic_get_priority(void)
{
DECL_THIS_CPU;
CHECK_THIS_CPU;
return openpic_readfield(&OpenPIC->THIS_CPU.Current_Task_Priority,
OPENPIC_CURRENT_TASK_PRIORITY_MASK);
}
static void openpic_set_priority(u_int pri)
{
DECL_THIS_CPU;
CHECK_THIS_CPU;
check_arg_pri(pri);
openpic_writefield(&OpenPIC->THIS_CPU.Current_Task_Priority,
OPENPIC_CURRENT_TASK_PRIORITY_MASK, pri);
}
/*
* Get/set the spurious vector
*/
static inline u_int openpic_get_spurious(void)
{
return openpic_readfield(&OpenPIC->Global.Spurious_Vector,
OPENPIC_VECTOR_MASK);
}
static void openpic_set_spurious(u_int vec)
{
check_arg_vec(vec);
openpic_writefield(&OpenPIC->Global.Spurious_Vector, OPENPIC_VECTOR_MASK,
vec);
}
/*
* Convert a cpu mask from logical to physical cpu numbers.
*/
static inline u32 physmask(u32 cpumask)
{
int i;
u32 mask = 0;
for (i = 0; i < smp_num_cpus; ++i, cpumask >>= 1)
mask |= (cpumask & 1) << get_hard_smp_processor_id(i);
return mask;
}
void openpic_init_processor(u_int cpumask)
{
openpic_write(&OpenPIC->Global.Processor_Initialization,
physmask(cpumask));
}
#ifdef CONFIG_SMP
/*
* Initialize an interprocessor interrupt (and disable it)
*
* ipi: OpenPIC interprocessor interrupt number
* pri: interrupt source priority
* vec: the vector it will produce
*/
static void __init openpic_initipi(u_int ipi, u_int pri, u_int vec)
{
check_arg_ipi(ipi);
check_arg_pri(pri);
check_arg_vec(vec);
openpic_safe_writefield_IPI(&OpenPIC->Global.IPI_Vector_Priority(ipi),
OPENPIC_PRIORITY_MASK | OPENPIC_VECTOR_MASK,
(pri << OPENPIC_PRIORITY_SHIFT) | vec);
}
/*
* Send an IPI to one or more CPUs
*
* Externally called, however, it takes an IPI number (0...OPENPIC_NUM_IPI)
* and not a system-wide interrupt number
*/
void openpic_cause_IPI(u_int ipi, u_int cpumask)
{
DECL_THIS_CPU;
CHECK_THIS_CPU;
check_arg_ipi(ipi);
openpic_write(&OpenPIC->THIS_CPU.IPI_Dispatch(ipi),
physmask(cpumask));
}
void openpic_request_IPIs(void)
{
int i;
/*
* Make sure this matches what is defined in smp.c for
* smp_message_{pass|recv}() or what shows up in
* /proc/interrupts will be wrong!!! --Troy */
if (OpenPIC == NULL)
return;
request_irq(openpic_vec_ipi,
openpic_ipi_action, 0, "IPI0 (call function)", 0);
request_irq(openpic_vec_ipi+1,
openpic_ipi_action, 0, "IPI1 (reschedule)", 0);
request_irq(openpic_vec_ipi+2,
openpic_ipi_action, 0, "IPI2 (invalidate tlb)", 0);
request_irq(openpic_vec_ipi+3,
openpic_ipi_action, 0, "IPI3 (xmon break)", 0);
for ( i = 0; i < OPENPIC_NUM_IPI ; i++ )
openpic_enable_ipi(openpic_vec_ipi+i);
}
/*
* Do per-cpu setup for SMP systems.
*
* Get IPI's working and start taking interrupts.
* -- Cort
*/
static spinlock_t openpic_setup_lock __initdata = SPIN_LOCK_UNLOCKED;
void __init do_openpic_setup_cpu(void)
{
#ifdef CONFIG_IRQ_ALL_CPUS
int i;
u32 msk = 1 << hard_smp_processor_id();
#endif
spin_lock(&openpic_setup_lock);
#ifdef CONFIG_IRQ_ALL_CPUS
/* let the openpic know we want intrs. default affinity
* is 0xffffffff until changed via /proc
* That's how it's done on x86. If we want it differently, then
* we should make sure we also change the default values of irq_affinity
* in irq.c.
*/
for (i = 0; i < NumSources ; i++)
openpic_mapirq(i, openpic_read(&GET_ISU(i).Destination) | msk);
#endif /* CONFIG_IRQ_ALL_CPUS */
openpic_set_priority(0);
spin_unlock(&openpic_setup_lock);
}
#endif /* CONFIG_SMP */
/*
* Initialize a timer interrupt (and disable it)
*
* timer: OpenPIC timer number
* pri: interrupt source priority
* vec: the vector it will produce
*/
static void __init openpic_inittimer(u_int timer, u_int pri, u_int vec)
{
check_arg_timer(timer);
check_arg_pri(pri);
check_arg_vec(vec);
openpic_safe_writefield(&OpenPIC->Global.Timer[timer].Vector_Priority,
OPENPIC_PRIORITY_MASK | OPENPIC_VECTOR_MASK,
(pri << OPENPIC_PRIORITY_SHIFT) | vec);
}
/*
* Map a timer interrupt to one or more CPUs
*/
static void __init openpic_maptimer(u_int timer, u_int cpumask)
{
check_arg_timer(timer);
openpic_write(&OpenPIC->Global.Timer[timer].Destination,
physmask(cpumask));
}
/*
*
* All functions below take an offset'ed irq argument
*
*/
/*
* Enable/disable an external interrupt source
*
* Externally called, irq is an offseted system-wide interrupt number
*/
static void openpic_enable_irq(u_int irq)
{
unsigned int loops = 100000;
check_arg_irq(irq);
openpic_clearfield(&GET_ISU(irq - open_pic_irq_offset).Vector_Priority, OPENPIC_MASK);
/* make sure mask gets to controller before we return to user */
do {
if (!loops--) {
printk(KERN_ERR "openpic_enable_irq timeout\n");
break;
}
mb(); /* sync is probably useless here */
} while(openpic_readfield(&GET_ISU(irq - open_pic_irq_offset).Vector_Priority,
OPENPIC_MASK));
}
static void openpic_disable_irq(u_int irq)
{
u32 vp;
unsigned int loops = 100000;
check_arg_irq(irq);
openpic_setfield(&GET_ISU(irq - open_pic_irq_offset).Vector_Priority, OPENPIC_MASK);
/* make sure mask gets to controller before we return to user */
do {
if (!loops--) {
printk(KERN_ERR "openpic_disable_irq timeout\n");
break;
}
mb(); /* sync is probably useless here */
vp = openpic_readfield(&GET_ISU(irq - open_pic_irq_offset).Vector_Priority,
OPENPIC_MASK | OPENPIC_ACTIVITY);
} while((vp & OPENPIC_ACTIVITY) && !(vp & OPENPIC_MASK));
}
#ifdef CONFIG_SMP
/*
* Enable/disable an IPI interrupt source
*
* Externally called, irq is an offseted system-wide interrupt number
*/
void openpic_enable_ipi(u_int irq)
{
irq -= openpic_vec_ipi;
check_arg_ipi(irq);
openpic_clearfield_IPI(&OpenPIC->Global.IPI_Vector_Priority(irq), OPENPIC_MASK);
}
void openpic_disable_ipi(u_int irq)
{
/* NEVER disable an IPI... that's just plain wrong! */
}
#endif
/*
* Initialize an interrupt source (and disable it!)
*
* irq: OpenPIC interrupt number
* pri: interrupt source priority
* vec: the vector it will produce
* pol: polarity (1 for positive, 0 for negative)
* sense: 1 for level, 0 for edge
*/
static void openpic_initirq(u_int irq, u_int pri, u_int vec, int pol, int sense)
{
openpic_safe_writefield(&GET_ISU(irq).Vector_Priority,
OPENPIC_PRIORITY_MASK | OPENPIC_VECTOR_MASK |
OPENPIC_SENSE_MASK | OPENPIC_POLARITY_MASK,
(pri << OPENPIC_PRIORITY_SHIFT) | vec |
(pol ? OPENPIC_POLARITY_POSITIVE :
OPENPIC_POLARITY_NEGATIVE) |
(sense ? OPENPIC_SENSE_LEVEL : OPENPIC_SENSE_EDGE));
}
/*
* Map an interrupt source to one or more CPUs
*/
static void openpic_mapirq(u_int irq, u_int physmask)
{
openpic_write(&GET_ISU(irq).Destination, physmask);
}
/*
* Set the sense for an interrupt source (and disable it!)
*
* sense: 1 for level, 0 for edge
*/
static inline void openpic_set_sense(u_int irq, int sense)
{
openpic_safe_writefield(&GET_ISU(irq).Vector_Priority,
OPENPIC_SENSE_LEVEL,
(sense ? OPENPIC_SENSE_LEVEL : 0));
}
/* No spinlocks, should not be necessary with the OpenPIC
* (1 register = 1 interrupt and we have the desc lock).
*/
static void openpic_ack_irq(unsigned int irq_nr)
{
}
static void openpic_end_irq(unsigned int irq_nr)
{
if ((irq_desc[irq_nr].status & IRQ_LEVEL) != 0)
openpic_eoi();
}
static void openpic_set_affinity(unsigned int irq_nr, unsigned long cpumask)
{
openpic_mapirq(irq_nr - open_pic_irq_offset, physmask(cpumask));
}
#ifdef CONFIG_SMP
static void openpic_ack_ipi(unsigned int irq_nr)
{
}
static void openpic_end_ipi(unsigned int irq_nr)
{
/* IPIs are marked IRQ_PER_CPU. This has the side effect of
* preventing the IRQ_PENDING/IRQ_INPROGRESS logic from
* applying to them. We EOI them late to avoid re-entering.
* however, I'm wondering if we could simply let them have the
* SA_INTERRUPT flag and let them execute with all interrupts OFF.
* This would have the side effect of either running cross-CPU
* functions with interrupts off, or we can re-enable them explicitely
* with a __sti() in smp_call_function_interrupt(), since
* smp_call_function() is protected by a spinlock.
* Or maybe we shouldn't set the IRQ_PER_CPU flag on cross-CPU
* function calls IPI at all but that would make a special case.
*/
openpic_eoi();
}
static void openpic_ipi_action(int cpl, void *dev_id, struct pt_regs *regs)
{
smp_message_recv(cpl-openpic_vec_ipi, regs);
}
#endif /* CONFIG_SMP */
int openpic_get_irq(struct pt_regs *regs)
{
extern int i8259_irq(int cpu);
int irq = openpic_irq();
/* Management of the cascade should be moved out of here */
if (open_pic_irq_offset && irq == open_pic_irq_offset)
{
/*
* This magic address generates a PCI IACK cycle.
*/
if ( chrp_int_ack_special )
irq = *chrp_int_ack_special;
else
irq = i8259_irq( smp_processor_id() );
openpic_eoi();
}
if (irq == openpic_vec_spurious)
irq = -1;
return irq;
}
|
|
From: James S. <jsi...@us...> - 2002-03-15 18:28:16
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/sparc64/kernel
In directory usw-pr-cvs1:/tmp/cvs-serv4512/linux/arch/sparc64/kernel
Added Files:
ioctl32.c
Log Message:
Alots of fixes across many platforms.
--- NEW FILE: ioctl32.c ---
/* $Id: ioctl32.c,v 1.1 2002/03/15 18:28:12 jsimmons Exp $
* ioctl32.c: Conversion between 32bit and 64bit native ioctls.
*
* Copyright (C) 1997-2000 Jakub Jelinek (ja...@re...)
* Copyright (C) 1998 Eddie C. Dost (ec...@sk...)
*
* These routines maintain argument size conversion between 32bit and 64bit
* ioctls.
*/
#include <linux/config.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/smp.h>
#include <linux/smp_lock.h>
#include <linux/ioctl.h>
#include <linux/if.h>
#include <linux/slab.h>
[...4851 lines suppressed...]
while (t && t->cmd != cmd)
t = (struct ioctl_trans *)(long)t->next;
if (t) {
handler = (void *)(long)t->handler;
error = handler(fd, cmd, arg, filp);
} else {
static int count = 0;
if (++count <= 20)
printk("sys32_ioctl(%s:%d): Unknown cmd fd(%d) "
"cmd(%08x) arg(%08x)\n",
current->comm, current->pid,
(int)fd, (unsigned int)cmd, (unsigned int)arg);
error = -EINVAL;
}
out:
fput(filp);
out2:
return error;
}
|
|
From: James S. <jsi...@us...> - 2002-03-15 18:28:16
|
Update of /cvsroot/linuxconsole/ruby/linux/arch/x86_64/ia32
In directory usw-pr-cvs1:/tmp/cvs-serv4512/linux/arch/x86_64/ia32
Added Files:
ia32_ioctl.c
Log Message:
Alots of fixes across many platforms.
--- NEW FILE: ia32_ioctl.c ---
/* $Id: ia32_ioctl.c,v 1.1 2002/03/15 18:28:12 jsimmons Exp $
* ioctl32.c: Conversion between 32bit and 64bit native ioctls.
*
* Copyright (C) 1997-2000 Jakub Jelinek (ja...@re...)
* Copyright (C) 1998 Eddie C. Dost (ec...@sk...)
* Copyright (C) 2001 Andi Kleen, SuSE Labs
*
* These routines maintain argument size conversion between 32bit and 64bit
* ioctls.
*/
#include <linux/config.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/smp.h>
#include <linux/smp_lock.h>
#include <linux/ioctl.h>
#include <linux/if.h>
[...3810 lines suppressed...]
while (t && t->cmd != cmd)
t = (struct ioctl_trans *)(long)t->next;
if (t) {
handler = (void *)(long)t->handler;
error = handler(fd, cmd, arg, filp);
} else {
static int count = 0;
if (++count <= 50)
printk("sys32_ioctl(%s:%d): Unknown cmd fd(%d) "
"cmd(%08x) arg(%08x)\n",
current->comm, current->pid,
(int)fd, (unsigned int)cmd, (unsigned int)arg);
error = -EINVAL;
}
out:
fput(filp);
out2:
return error;
}
|
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