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raspberrypi-kernel
提交 ea5a3dcf 编写于 作者: R Robert P. J. Day 提交者： Linus Torvalds
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COBALT: remove all references to Cobalt NVRAM 

Remove not only the references to Cobalt NVRAM, but the header file as
well.
Signed-off-by: NRobert P. J. Day <rpjday@mindspring.com>
Acked-by: NTim Hockin <thockin@hockin.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 ef48bd24
隐藏空白更改
内联 并排
Showing with 1 addition and 300 deletion
drivers/char/nvram.c
浏览文件 @ ea5a3dcf
......@@ -42,19 +42,12 @@
#define PC 1
#define ATARI 2
#define COBALT 3
/* select machine configuration */
#if defined(CONFIG_ATARI)
# define MACH ATARI
#elif defined(__i386__) || defined(__x86_64__) || defined(__arm__) /* and others?? */
#define MACH PC
# if defined(CONFIG_COBALT)
# include <linux/cobalt-nvram.h>
# define MACH COBALT
# else
# define MACH PC
# endif
# define MACH PC
#else
# error Cannot build nvram driver for this machine configuration.
#endif
......@@ -76,18 +69,6 @@
#endif
#if MACH == COBALT
#define CHECK_DRIVER_INIT() 1
#define NVRAM_BYTES (128-NVRAM_FIRST_BYTE)
#define mach_check_checksum cobalt_check_checksum
#define mach_set_checksum cobalt_set_checksum
#define mach_proc_infos cobalt_proc_infos
#endif
#if MACH == ATARI
/* Special parameters for RTC in Atari machines */
......@@ -604,177 +585,6 @@ pc_proc_infos(unsigned char *nvram, char *buffer, int *len,
#endif /* MACH == PC */
#if MACH == COBALT
/* the cobalt CMOS has a wider range of its checksum */
static int cobalt_check_checksum(void)
{
int i;
unsigned short sum = 0;
unsigned short expect;
for (i = COBT_CMOS_CKS_START; i <= COBT_CMOS_CKS_END; ++i) {
if ((i == COBT_CMOS_CHECKSUM) || (i == (COBT_CMOS_CHECKSUM+1)))
continue;
sum += __nvram_read_byte(i);
}
expect = __nvram_read_byte(COBT_CMOS_CHECKSUM) << 8 |
__nvram_read_byte(COBT_CMOS_CHECKSUM+1);
return ((sum & 0xffff) == expect);
}
static void cobalt_set_checksum(void)
{
int i;
unsigned short sum = 0;
for (i = COBT_CMOS_CKS_START; i <= COBT_CMOS_CKS_END; ++i) {
if ((i == COBT_CMOS_CHECKSUM) || (i == (COBT_CMOS_CHECKSUM+1)))
continue;
sum += __nvram_read_byte(i);
}
__nvram_write_byte(sum >> 8, COBT_CMOS_CHECKSUM);
__nvram_write_byte(sum & 0xff, COBT_CMOS_CHECKSUM+1);
}
#ifdef CONFIG_PROC_FS
static int cobalt_proc_infos(unsigned char *nvram, char *buffer, int *len,
off_t *begin, off_t offset, int size)
{
int i;
unsigned int checksum;
unsigned int flags;
char sernum[14];
char *key = "cNoEbTaWlOtR!";
unsigned char bto_csum;
spin_lock_irq(&rtc_lock);
checksum = __nvram_check_checksum();
spin_unlock_irq(&rtc_lock);
PRINT_PROC("Checksum status: %svalid\n", checksum ? "" : "not ");
flags = nvram[COBT_CMOS_FLAG_BYTE_0] << 8
| nvram[COBT_CMOS_FLAG_BYTE_1];
PRINT_PROC("Console: %s\n",
flags & COBT_CMOS_CONSOLE_FLAG ? "on": "off");
PRINT_PROC("Firmware Debug Messages: %s\n",
flags & COBT_CMOS_DEBUG_FLAG ? "on": "off");
PRINT_PROC("Auto Prompt: %s\n",
flags & COBT_CMOS_AUTO_PROMPT_FLAG ? "on": "off");
PRINT_PROC("Shutdown Status: %s\n",
flags & COBT_CMOS_CLEAN_BOOT_FLAG ? "clean": "dirty");
PRINT_PROC("Hardware Probe: %s\n",
flags & COBT_CMOS_HW_NOPROBE_FLAG ? "partial": "full");
PRINT_PROC("System Fault: %sdetected\n",
flags & COBT_CMOS_SYSFAULT_FLAG ? "": "not ");
PRINT_PROC("Panic on OOPS: %s\n",
flags & COBT_CMOS_OOPSPANIC_FLAG ? "yes": "no");
PRINT_PROC("Delayed Cache Initialization: %s\n",
flags & COBT_CMOS_DELAY_CACHE_FLAG ? "yes": "no");
PRINT_PROC("Show Logo at Boot: %s\n",
flags & COBT_CMOS_NOLOGO_FLAG ? "no": "yes");
PRINT_PROC("Boot Method: ");
switch (nvram[COBT_CMOS_BOOT_METHOD]) {
case COBT_CMOS_BOOT_METHOD_DISK:
PRINT_PROC("disk\n");
break;
case COBT_CMOS_BOOT_METHOD_ROM:
PRINT_PROC("rom\n");
break;
case COBT_CMOS_BOOT_METHOD_NET:
PRINT_PROC("net\n");
break;
default:
PRINT_PROC("unknown\n");
break;
}
PRINT_PROC("Primary Boot Device: %d:%d\n",
nvram[COBT_CMOS_BOOT_DEV0_MAJ],
nvram[COBT_CMOS_BOOT_DEV0_MIN] );
PRINT_PROC("Secondary Boot Device: %d:%d\n",
nvram[COBT_CMOS_BOOT_DEV1_MAJ],
nvram[COBT_CMOS_BOOT_DEV1_MIN] );
PRINT_PROC("Tertiary Boot Device: %d:%d\n",
nvram[COBT_CMOS_BOOT_DEV2_MAJ],
nvram[COBT_CMOS_BOOT_DEV2_MIN] );
PRINT_PROC("Uptime: %d\n",
nvram[COBT_CMOS_UPTIME_0] << 24 |
nvram[COBT_CMOS_UPTIME_1] << 16 |
nvram[COBT_CMOS_UPTIME_2] << 8 |
nvram[COBT_CMOS_UPTIME_3]);
PRINT_PROC("Boot Count: %d\n",
nvram[COBT_CMOS_BOOTCOUNT_0] << 24 |
nvram[COBT_CMOS_BOOTCOUNT_1] << 16 |
nvram[COBT_CMOS_BOOTCOUNT_2] << 8 |
nvram[COBT_CMOS_BOOTCOUNT_3]);
/* 13 bytes of serial num */
for (i=0 ; i<13 ; i++) {
sernum[i] = nvram[COBT_CMOS_SYS_SERNUM_0 + i];
}
sernum[13] = '\0';
checksum = 0;
for (i=0 ; i<13 ; i++) {
checksum += sernum[i] ^ key[i];
}
checksum = ((checksum & 0x7f) ^ (0xd6)) & 0xff;
PRINT_PROC("Serial Number: %s", sernum);
if (checksum != nvram[COBT_CMOS_SYS_SERNUM_CSUM]) {
PRINT_PROC(" (invalid checksum)");
}
PRINT_PROC("\n");
PRINT_PROC("Rom Revison: %d.%d.%d\n", nvram[COBT_CMOS_ROM_REV_MAJ],
nvram[COBT_CMOS_ROM_REV_MIN], nvram[COBT_CMOS_ROM_REV_REV]);
PRINT_PROC("BTO Server: %d.%d.%d.%d", nvram[COBT_CMOS_BTO_IP_0],
nvram[COBT_CMOS_BTO_IP_1], nvram[COBT_CMOS_BTO_IP_2],
nvram[COBT_CMOS_BTO_IP_3]);
bto_csum = nvram[COBT_CMOS_BTO_IP_0] + nvram[COBT_CMOS_BTO_IP_1]
+ nvram[COBT_CMOS_BTO_IP_2] + nvram[COBT_CMOS_BTO_IP_3];
if (bto_csum != nvram[COBT_CMOS_BTO_IP_CSUM]) {
PRINT_PROC(" (invalid checksum)");
}
PRINT_PROC("\n");
if (flags & COBT_CMOS_VERSION_FLAG
&& nvram[COBT_CMOS_VERSION] >= COBT_CMOS_VER_BTOCODE) {
PRINT_PROC("BTO Code: 0x%x\n",
nvram[COBT_CMOS_BTO_CODE_0] << 24 |
nvram[COBT_CMOS_BTO_CODE_1] << 16 |
nvram[COBT_CMOS_BTO_CODE_2] << 8 |
nvram[COBT_CMOS_BTO_CODE_3]);
}
return 1;
}
#endif /* CONFIG_PROC_FS */
#endif /* MACH == COBALT */
#if MACH == ATARI
static int
......
include/linux/cobalt-nvram.h 已删除 100644 → 0
浏览文件 @ ef48bd24
/*
* $Id: cobalt-nvram.h,v 1.20 2001/10/17 23:16:55 thockin Exp $
* cobalt-nvram.h : defines for the various fields in the cobalt NVRAM
*
* Copyright 2001,2002 Sun Microsystems, Inc.
*/
#ifndef COBALT_NVRAM_H
#define COBALT_NVRAM_H
#include <linux/nvram.h>
#define COBT_CMOS_INFO_MAX 0x7f /* top address allowed */
#define COBT_CMOS_BIOS_DRIVE_INFO 0x12 /* drive info would go here */
#define COBT_CMOS_CKS_START NVRAM_OFFSET(0x0e)
#define COBT_CMOS_CKS_END NVRAM_OFFSET(0x7f)
/* flag bytes - 16 flags for now, leave room for more */
#define COBT_CMOS_FLAG_BYTE_0 NVRAM_OFFSET(0x10)
#define COBT_CMOS_FLAG_BYTE_1 NVRAM_OFFSET(0x11)
/* flags in flag bytes - up to 16 */
#define COBT_CMOS_FLAG_MIN 0x0001
#define COBT_CMOS_CONSOLE_FLAG 0x0001 /* console on/off */
#define COBT_CMOS_DEBUG_FLAG 0x0002 /* ROM debug messages */
#define COBT_CMOS_AUTO_PROMPT_FLAG 0x0004 /* boot to ROM prompt? */
#define COBT_CMOS_CLEAN_BOOT_FLAG 0x0008 /* set by a clean shutdown */
#define COBT_CMOS_HW_NOPROBE_FLAG 0x0010 /* go easy on the probing */
#define COBT_CMOS_SYSFAULT_FLAG 0x0020 /* system fault detected */
#define COBT_CMOS_OOPSPANIC_FLAG 0x0040 /* panic on oops */
#define COBT_CMOS_DELAY_CACHE_FLAG 0x0080 /* delay cache initialization */
#define COBT_CMOS_NOLOGO_FLAG 0x0100 /* hide "C" logo @ boot */
#define COBT_CMOS_VERSION_FLAG 0x0200 /* the version field is valid */
#define COBT_CMOS_FLAG_MAX 0x0200
/* leave byte 0x12 blank - Linux looks for drive info here */
/* CMOS structure version, valid if COBT_CMOS_VERSION_FLAG is true */
#define COBT_CMOS_VERSION NVRAM_OFFSET(0x13)
#define COBT_CMOS_VER_BTOCODE 1 /* min. version needed for btocode */
/* index of default boot method */
#define COBT_CMOS_BOOT_METHOD NVRAM_OFFSET(0x20)
#define COBT_CMOS_BOOT_METHOD_DISK 0
#define COBT_CMOS_BOOT_METHOD_ROM 1
#define COBT_CMOS_BOOT_METHOD_NET 2
#define COBT_CMOS_BOOT_DEV_MIN NVRAM_OFFSET(0x21)
/* major #, minor # of first through fourth boot device */
#define COBT_CMOS_BOOT_DEV0_MAJ NVRAM_OFFSET(0x21)
#define COBT_CMOS_BOOT_DEV0_MIN NVRAM_OFFSET(0x22)
#define COBT_CMOS_BOOT_DEV1_MAJ NVRAM_OFFSET(0x23)
#define COBT_CMOS_BOOT_DEV1_MIN NVRAM_OFFSET(0x24)
#define COBT_CMOS_BOOT_DEV2_MAJ NVRAM_OFFSET(0x25)
#define COBT_CMOS_BOOT_DEV2_MIN NVRAM_OFFSET(0x26)
#define COBT_CMOS_BOOT_DEV3_MAJ NVRAM_OFFSET(0x27)
#define COBT_CMOS_BOOT_DEV3_MIN NVRAM_OFFSET(0x28)
#define COBT_CMOS_BOOT_DEV_MAX NVRAM_OFFSET(0x28)
/* checksum of bytes 0xe-0x7f */
#define COBT_CMOS_CHECKSUM NVRAM_OFFSET(0x2e)
/* running uptime counter, units of 5 minutes (32 bits =~ 41000 years) */
#define COBT_CMOS_UPTIME_0 NVRAM_OFFSET(0x30)
#define COBT_CMOS_UPTIME_1 NVRAM_OFFSET(0x31)
#define COBT_CMOS_UPTIME_2 NVRAM_OFFSET(0x32)
#define COBT_CMOS_UPTIME_3 NVRAM_OFFSET(0x33)
/* count of successful boots (32 bits) */
#define COBT_CMOS_BOOTCOUNT_0 NVRAM_OFFSET(0x38)
#define COBT_CMOS_BOOTCOUNT_1 NVRAM_OFFSET(0x39)
#define COBT_CMOS_BOOTCOUNT_2 NVRAM_OFFSET(0x3a)
#define COBT_CMOS_BOOTCOUNT_3 NVRAM_OFFSET(0x3b)
/* 13 bytes: system serial number, same as on the back of the system */
#define COBT_CMOS_SYS_SERNUM_LEN 13
#define COBT_CMOS_SYS_SERNUM_0 NVRAM_OFFSET(0x40)
#define COBT_CMOS_SYS_SERNUM_1 NVRAM_OFFSET(0x41)
#define COBT_CMOS_SYS_SERNUM_2 NVRAM_OFFSET(0x42)
#define COBT_CMOS_SYS_SERNUM_3 NVRAM_OFFSET(0x43)
#define COBT_CMOS_SYS_SERNUM_4 NVRAM_OFFSET(0x44)
#define COBT_CMOS_SYS_SERNUM_5 NVRAM_OFFSET(0x45)
#define COBT_CMOS_SYS_SERNUM_6 NVRAM_OFFSET(0x46)
#define COBT_CMOS_SYS_SERNUM_7 NVRAM_OFFSET(0x47)
#define COBT_CMOS_SYS_SERNUM_8 NVRAM_OFFSET(0x48)
#define COBT_CMOS_SYS_SERNUM_9 NVRAM_OFFSET(0x49)
#define COBT_CMOS_SYS_SERNUM_10 NVRAM_OFFSET(0x4a)
#define COBT_CMOS_SYS_SERNUM_11 NVRAM_OFFSET(0x4b)
#define COBT_CMOS_SYS_SERNUM_12 NVRAM_OFFSET(0x4c)
/* checksum for serial num - 1 byte */
#define COBT_CMOS_SYS_SERNUM_CSUM NVRAM_OFFSET(0x4f)
#define COBT_CMOS_ROM_REV_MAJ NVRAM_OFFSET(0x50)
#define COBT_CMOS_ROM_REV_MIN NVRAM_OFFSET(0x51)
#define COBT_CMOS_ROM_REV_REV NVRAM_OFFSET(0x52)
#define COBT_CMOS_BTO_CODE_0 NVRAM_OFFSET(0x53)
#define COBT_CMOS_BTO_CODE_1 NVRAM_OFFSET(0x54)
#define COBT_CMOS_BTO_CODE_2 NVRAM_OFFSET(0x55)
#define COBT_CMOS_BTO_CODE_3 NVRAM_OFFSET(0x56)
#define COBT_CMOS_BTO_IP_CSUM NVRAM_OFFSET(0x57)
#define COBT_CMOS_BTO_IP_0 NVRAM_OFFSET(0x58)
#define COBT_CMOS_BTO_IP_1 NVRAM_OFFSET(0x59)
#define COBT_CMOS_BTO_IP_2 NVRAM_OFFSET(0x5a)
#define COBT_CMOS_BTO_IP_3 NVRAM_OFFSET(0x5b)
#endif /* COBALT_NVRAM_H */
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