Messages in this thread Patch in this message | | | Date | Sun, 15 Dec 2002 20:28:37 +0900 | From | Osamu Tomita <> | Subject | [PATCHSET] PC-9800 addtional for 2.5.50-ac1 (6/21) |
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NEC PC-9800 subarchitecture support patch for 2.5.50-ac1 (6/21) This is APM support patch. Split "BIOS version bug fix" into mach-pc9800/setup.c. SMP Fix for ASUS A7M266D works good for PC-9800 too. So I can remove many #ifdefs. Thanks!
diffstat: arch/i386/kernel/apm.c | 18 ++++++++++++++---- include/linux/apm_bios.h | 24 ++++++++++++++++++++++++ 2 files changed, 38 insertions(+), 4 deletions(-)
Regards, Osamu Tomitadiff -urN linux/arch/i386/kernel/apm.c linux98/arch/i386/kernel/apm.c --- linux/arch/i386/kernel/apm.c 2002-12-10 09:17:48.000000000 +0900 +++ linux98/arch/i386/kernel/apm.c 2002-12-13 01:25:12.000000000 +0900 @@ -227,6 +227,10 @@ #include <linux/sysrq.h> +#include "io_ports.h" + +extern int pc98; /* Indicates PC-9800 architecture No:0 Yes:1 */ + extern rwlock_t xtime_lock; extern spinlock_t i8253_lock; extern unsigned long get_cmos_time(void); @@ -629,6 +633,9 @@ __asm__ __volatile__(APM_DO_ZERO_SEGS "pushl %%edi\n\t" "pushl %%ebp\n\t" +#ifdef CONFIG_PC9800 + "pushfl\n\t" +#endif "lcall *%%cs:apm_bios_entry\n\t" "setc %%al\n\t" "popl %%ebp\n\t" @@ -690,6 +697,9 @@ __asm__ __volatile__(APM_DO_ZERO_SEGS "pushl %%edi\n\t" "pushl %%ebp\n\t" +#ifdef CONFIG_PC9800 + "pushfl\n\t" +#endif "lcall *%%cs:apm_bios_entry\n\t" "setc %%bl\n\t" "popl %%ebp\n\t" @@ -730,7 +740,7 @@ if (apm_bios_call_simple(APM_FUNC_VERSION, 0, *val, &eax)) return (eax >> 8) & 0xff; - *val = eax; + *val = pc98 ? ((eax & 0xff00) | ((eax & 0x00f0) >> 4)) : eax; return APM_SUCCESS; } @@ -1243,11 +1253,11 @@ { #ifdef INIT_TIMER_AFTER_SUSPEND /* set the clock to 100 Hz */ - outb_p(0x34,0x43); /* binary, mode 2, LSB/MSB, ch 0 */ + outb_p(0x34, PIT_MODE); /* binary, mode 2, LSB/MSB, ch 0 */ udelay(10); - outb_p(LATCH & 0xff , 0x40); /* LSB */ + outb_p(LATCH & 0xff, PIT_CH0); /* LSB */ udelay(10); - outb(LATCH >> 8 , 0x40); /* MSB */ + outb(LATCH >> 8, PIT_CH0); /* MSB */ udelay(10); #endif } diff -urN linux/include/linux/apm_bios.h linux98/include/linux/apm_bios.h --- linux/include/linux/apm_bios.h Wed Aug 28 09:52:31 2002 +++ linux98/include/linux/apm_bios.h Wed Aug 28 13:34:09 2002 @@ -20,6 +20,7 @@ typedef unsigned short apm_eventinfo_t; #ifdef __KERNEL__ +#include <linux/config.h> #define APM_CS (GDT_ENTRY_APMBIOS_BASE * 8) #define APM_CS_16 (APM_CS + 8) @@ -60,6 +61,7 @@ /* * The APM function codes */ +#ifndef CONFIG_PC9800 #define APM_FUNC_INST_CHECK 0x5300 #define APM_FUNC_REAL_CONN 0x5301 #define APM_FUNC_16BIT_CONN 0x5302 @@ -80,6 +82,28 @@ #define APM_FUNC_RESUME_TIMER 0x5311 #define APM_FUNC_RESUME_ON_RING 0x5312 #define APM_FUNC_TIMER 0x5313 +#else +#define APM_FUNC_INST_CHECK 0x9a00 +#define APM_FUNC_REAL_CONN 0x9a01 +#define APM_FUNC_16BIT_CONN 0x9a02 +#define APM_FUNC_32BIT_CONN 0x9a03 +#define APM_FUNC_DISCONN 0x9a04 +#define APM_FUNC_IDLE 0x9a05 +#define APM_FUNC_BUSY 0x9a06 +#define APM_FUNC_SET_STATE 0x9a07 +#define APM_FUNC_ENABLE_PM 0x9a08 +#define APM_FUNC_RESTORE_BIOS 0x9a09 +#define APM_FUNC_GET_STATUS 0x9a3a +#define APM_FUNC_GET_EVENT 0x9a0b +#define APM_FUNC_GET_STATE 0x9a0c +#define APM_FUNC_ENABLE_DEV_PM 0x9a0d +#define APM_FUNC_VERSION 0x9a3e +#define APM_FUNC_ENGAGE_PM 0x9a3f +#define APM_FUNC_GET_CAP 0x9a10 +#define APM_FUNC_RESUME_TIMER 0x9a11 +#define APM_FUNC_RESUME_ON_RING 0x9a12 +#define APM_FUNC_TIMER 0x9a13 +#endif /* * Function code for APM_FUNC_RESUME_TIMER | |