big cosmetic offensive on flashrom. (trivial)

* Give decent names to virt_addr and virt_addr_2
* add some comments
* move virtual addresses to the end of the struct,
  so they dont mess up the initializer.

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2689 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer 2007-05-23 17:20:56 +00:00 committed by Stefan Reinauer
parent f2d1428120
commit f8eea5cd1c
17 changed files with 183 additions and 178 deletions

View File

@ -48,7 +48,8 @@ void print_82802ab_status(uint8_t status)
int probe_82802ab(struct flashchip *flash) int probe_82802ab(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
volatile uint8_t *registers;
uint8_t id1, id2; uint8_t id1, id2;
#if 0 #if 0
@ -65,28 +66,28 @@ int probe_82802ab(struct flashchip *flash)
id1 = *(volatile uint8_t *)bios; id1 = *(volatile uint8_t *)bios;
id2 = *(volatile uint8_t *)(bios + 0x01); id2 = *(volatile uint8_t *)(bios + 0x01);
#if 1 /* Leave ID mode */
*(volatile uint8_t *)(bios + 0x5555) = 0xAA; *(volatile uint8_t *)(bios + 0x5555) = 0xAA;
*(volatile uint8_t *)(bios + 0x2AAA) = 0x55; *(volatile uint8_t *)(bios + 0x2AAA) = 0x55;
*(volatile uint8_t *)(bios + 0x5555) = 0xF0; *(volatile uint8_t *)(bios + 0x5555) = 0xF0;
#endif
myusec_delay(10); myusec_delay(10);
printf_debug("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__, id1, id2); printf_debug("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__, id1, id2);
if (id1 == flash->manufacture_id && id2 == flash->model_id) { if (id1 == flash->manufacture_id && id2 == flash->model_id) {
size_t size = flash->total_size * 1024; size_t size = flash->total_size * 1024;
// we need to mmap the write-protect space. // we need to mmap the write-protect space.
bios = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, registers = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
fd_mem, (off_t) (0 - 0x400000 - size)); fd_mem, (off_t) (0 - 0x400000 - size));
if (bios == MAP_FAILED) { if (registers == MAP_FAILED) {
// it's this part but we can't map it ... // it's this part but we can't map it ...
perror("Error MMAP memory using " MEM_DEV); perror("Error MMAP memory using " MEM_DEV);
exit(1); exit(1);
} }
flash->virt_addr_2 = bios; flash->virtual_registers = registers;
return 1; return 1;
} }
@ -123,8 +124,8 @@ uint8_t wait_82802ab(volatile uint8_t *bios)
} }
int erase_82802ab_block(struct flashchip *flash, int offset) int erase_82802ab_block(struct flashchip *flash, int offset)
{ {
volatile uint8_t *bios = flash->virt_addr + offset; volatile uint8_t *bios = flash->virtual_memory + offset;
volatile uint8_t *wrprotect = flash->virt_addr_2 + offset + 2; volatile uint8_t *wrprotect = flash->virtual_registers + offset + 2;
uint8_t status; uint8_t status;
// clear status register // clear status register
@ -141,7 +142,7 @@ int erase_82802ab_block(struct flashchip *flash, int offset)
*(volatile uint8_t *)(bios) = 0xd0; *(volatile uint8_t *)(bios) = 0xd0;
myusec_delay(10); myusec_delay(10);
// now let's see what the register is // now let's see what the register is
status = wait_82802ab(flash->virt_addr); status = wait_82802ab(flash->virtual_memory);
//print_82802ab_status(status); //print_82802ab_status(status);
printf("DONE BLOCK 0x%x\n", offset); printf("DONE BLOCK 0x%x\n", offset);
return (0); return (0);
@ -178,7 +179,7 @@ int write_82802ab(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
erase_82802ab(flash); erase_82802ab(flash);
if (*bios != 0xff) { if (*bios != 0xff) {

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@ -75,7 +75,7 @@ static __inline__ int write_sector_29f040b(volatile uint8_t *bios,
int probe_29f040b(struct flashchip *flash) int probe_29f040b(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
uint8_t id1, id2; uint8_t id1, id2;
*(bios + 0x555) = 0xAA; *(bios + 0x555) = 0xAA;
@ -98,7 +98,7 @@ int probe_29f040b(struct flashchip *flash)
int erase_29f040b(struct flashchip *flash) int erase_29f040b(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
*(bios + 0x555) = 0xAA; *(bios + 0x555) = 0xAA;
*(bios + 0x2AA) = 0x55; *(bios + 0x2AA) = 0x55;
@ -118,7 +118,7 @@ int write_29f040b(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
printf("Programming page "); printf("Programming page ");
for (i = 0; i < total_size / page_size; i++) { for (i = 0; i < total_size / page_size; i++) {

View File

@ -36,7 +36,6 @@ struct flashchip {
int manufacture_id; int manufacture_id;
int model_id; int model_id;
volatile uint8_t *virt_addr;
int total_size; int total_size;
int page_size; int page_size;
@ -45,7 +44,11 @@ struct flashchip {
int (*write) (struct flashchip *flash, uint8_t *buf); int (*write) (struct flashchip *flash, uint8_t *buf);
int (*read) (struct flashchip *flash, uint8_t *buf); int (*read) (struct flashchip *flash, uint8_t *buf);
volatile uint8_t *virt_addr_2; /* some flash devices have an additional
* register space
*/
volatile uint8_t *virtual_memory;
volatile uint8_t *virtual_registers;
}; };
extern struct flashchip flashchips[]; extern struct flashchip flashchips[];

View File

@ -3,8 +3,7 @@
* *
* Copyright 2000 Silicon Integrated System Corporation * Copyright 2000 Silicon Integrated System Corporation
* Copyright 2004 Tyan Corp * Copyright 2004 Tyan Corp
* yhlu yhlu@tyan.com add exclude start and end option * Copyright 2005-2007 coresystems GmbH <stepan@openbios.org>
* Copyright 2005 coresystems GmbH <stepan@openbios.org>
* *
* This program is free software; you can redistribute it and/or modify * 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 * it under the terms of the GNU General Public License as published by
@ -41,108 +40,107 @@
#include "sst_fwhub.h" #include "sst_fwhub.h"
struct flashchip flashchips[] = { struct flashchip flashchips[] = {
{"Am29F040B", AMD_ID, AM_29F040B, NULL, 512, 64 * 1024, {"Am29F040B", AMD_ID, AM_29F040B, 512, 64 * 1024,
probe_29f040b, erase_29f040b, write_29f040b, NULL}, probe_29f040b, erase_29f040b, write_29f040b},
{"Am29F016D", AMD_ID, AM_29F016D, NULL, 2048, 64 * 1024, {"Am29F016D", AMD_ID, AM_29F016D, 2048, 64 * 1024,
probe_29f040b, erase_29f040b, write_29f040b, NULL}, probe_29f040b, erase_29f040b, write_29f040b},
{"AE49F2008", ASD_ID, ASD_AE49F2008, NULL, 256, 128, {"AE49F2008", ASD_ID, ASD_AE49F2008, 256, 128,
probe_jedec, erase_chip_jedec, write_jedec, NULL}, probe_jedec, erase_chip_jedec, write_jedec},
{"At29C040A", ATMEL_ID, AT_29C040A, NULL, 512, 256, {"At29C040A", ATMEL_ID, AT_29C040A, 512, 256,
probe_jedec, erase_chip_jedec, write_jedec, NULL}, probe_jedec, erase_chip_jedec, write_jedec},
{"At29C020", ATMEL_ID, AT_29C020, NULL, 256, 256, {"At29C020", ATMEL_ID, AT_29C020, 256, 256,
probe_jedec, erase_chip_jedec, write_jedec, NULL}, probe_jedec, erase_chip_jedec, write_jedec},
{"Mx29f002", MX_ID, MX_29F002, NULL, 256, 64 * 1024, {"Mx29f002", MX_ID, MX_29F002, 256, 64 * 1024,
probe_29f002, erase_29f002, write_29f002, NULL}, probe_29f002, erase_29f002, write_29f002},
{"SST29EE020A", SST_ID, SST_29EE020A, NULL, 256, 128, {"SST29EE020A", SST_ID, SST_29EE020A, 256, 128,
probe_jedec, erase_chip_jedec, write_jedec, NULL}, probe_jedec, erase_chip_jedec, write_jedec},
{"SST28SF040A", SST_ID, SST_28SF040, NULL, 512, 256, {"SST28SF040A", SST_ID, SST_28SF040, 512, 256,
probe_28sf040, erase_28sf040, write_28sf040, NULL}, probe_28sf040, erase_28sf040, write_28sf040},
{"SST39SF010A", SST_ID, SST_39SF010, NULL, 128, 4096, {"SST39SF010A", SST_ID, SST_39SF010, 128, 4096,
probe_jedec, erase_chip_jedec, write_39sf020,NULL}, probe_jedec, erase_chip_jedec, write_39sf020},
{"SST39SF020A", SST_ID, SST_39SF020, NULL, 256, 4096, {"SST39SF020A", SST_ID, SST_39SF020, 256, 4096,
probe_jedec, erase_chip_jedec, write_39sf020,NULL}, probe_jedec, erase_chip_jedec, write_39sf020},
{"SST39SF040", SST_ID, SST_39SF040, NULL, 512, 4096, {"SST39SF040", SST_ID, SST_39SF040, 512, 4096,
probe_jedec, erase_chip_jedec, write_39sf020,NULL}, probe_jedec, erase_chip_jedec, write_39sf020},
{"SST39VF020", SST_ID, SST_39VF020, NULL, 256, 4096, {"SST39VF020", SST_ID, SST_39VF020, 256, 4096,
probe_jedec, erase_chip_jedec, write_39sf020,NULL}, probe_jedec, erase_chip_jedec, write_39sf020},
// assume similar to 004B, ignoring data sheet // assume similar to 004B, ignoring data sheet
{"SST49LF040B", SST_ID, SST_49LF040B, NULL, 512, 64 * 1024, {"SST49LF040B", SST_ID, SST_49LF040B, 512, 64 * 1024,
probe_sst_fwhub, erase_sst_fwhub, write_sst_fwhub,NULL}, probe_sst_fwhub, erase_sst_fwhub, write_sst_fwhub},
{"SST49LF040", SST_ID, SST_49LF040, NULL, 512, 4096, {"SST49LF040", SST_ID, SST_49LF040, 512, 4096,
probe_jedec, erase_49lf040, write_49lf040,NULL}, probe_jedec, erase_49lf040, write_49lf040},
{"SST49LF020A", SST_ID, SST_49LF020A, NULL, 256, 16 * 1024, {"SST49LF020A", SST_ID, SST_49LF020A, 256, 16 * 1024,
probe_jedec, erase_49lf040, write_49lf040,NULL}, probe_jedec, erase_49lf040, write_49lf040},
{"SST49LF080A", SST_ID, SST_49LF080A, NULL, 1024, 4096, {"SST49LF080A", SST_ID, SST_49LF080A, 1024, 4096,
probe_jedec, erase_49lf040, write_49lf040,NULL}, probe_jedec, erase_49lf040, write_49lf040},
{"SST49LF002A/B", SST_ID, SST_49LF002A, NULL, 256, 16 * 1024, {"SST49LF002A/B", SST_ID, SST_49LF002A, 256, 16 * 1024,
probe_sst_fwhub, erase_sst_fwhub, write_sst_fwhub, NULL}, probe_sst_fwhub, erase_sst_fwhub, write_sst_fwhub},
{"SST49LF003A/B", SST_ID, SST_49LF003A, NULL, 384, 64 * 1024, {"SST49LF003A/B", SST_ID, SST_49LF003A, 384, 64 * 1024,
probe_sst_fwhub, erase_sst_fwhub, write_sst_fwhub,NULL}, probe_sst_fwhub, erase_sst_fwhub, write_sst_fwhub},
{"SST49LF004A/B", SST_ID, SST_49LF004A, NULL, 512, 64 * 1024, {"SST49LF004A/B", SST_ID, SST_49LF004A, 512, 64 * 1024,
probe_sst_fwhub, erase_sst_fwhub, write_sst_fwhub,NULL}, probe_sst_fwhub, erase_sst_fwhub, write_sst_fwhub},
{"SST49LF008A", SST_ID, SST_49LF008A, NULL, 1024, 64 * 1024 , {"SST49LF008A", SST_ID, SST_49LF008A, 1024, 64 * 1024 ,
probe_sst_fwhub, erase_sst_fwhub, write_sst_fwhub, NULL}, probe_sst_fwhub, erase_sst_fwhub, write_sst_fwhub},
{"Pm49FL002", PMC_ID, PMC_49FL002, NULL, 256, 16 * 1024, {"Pm49FL002", PMC_ID, PMC_49FL002, 256, 16 * 1024,
probe_jedec, erase_chip_jedec, write_49fl004,NULL}, probe_jedec, erase_chip_jedec, write_49fl004},
{"SST49LF004C", SST_ID, SST_49LF004C, NULL, 512, 4 * 1024, {"SST49LF004C", SST_ID, SST_49LF004C, 512, 4 * 1024,
probe_49lfxxxc, erase_49lfxxxc, write_49lfxxxc,NULL}, probe_49lfxxxc, erase_49lfxxxc, write_49lfxxxc},
{"SST49LF008C", SST_ID, SST_49LF008C, NULL, 1024, 4 * 1024 , {"SST49LF008C", SST_ID, SST_49LF008C, 1024, 4 * 1024 ,
probe_49lfxxxc, erase_49lfxxxc, write_49lfxxxc, NULL}, probe_49lfxxxc, erase_49lfxxxc, write_49lfxxxc},
{"SST49LF016C", SST_ID, SST_49LF016C, NULL, 2048, 4 * 1024 , {"SST49LF016C", SST_ID, SST_49LF016C, 2048, 4 * 1024 ,
probe_49lfxxxc, erase_49lfxxxc, write_49lfxxxc, NULL}, probe_49lfxxxc, erase_49lfxxxc, write_49lfxxxc},
{"SST49LF160C", SST_ID, SST_49LF160C, NULL, 2048, 4 * 1024 , {"SST49LF160C", SST_ID, SST_49LF160C, 2048, 4 * 1024 ,
probe_49lfxxxc, erase_49lfxxxc, write_49lfxxxc, NULL}, probe_49lfxxxc, erase_49lfxxxc, write_49lfxxxc},
{"Pm49FL004", PMC_ID, PMC_49FL004, NULL, 512, 64 * 1024, {"Pm49FL004", PMC_ID, PMC_49FL004, 512, 64 * 1024,
probe_jedec, erase_chip_jedec, write_49fl004,NULL}, probe_jedec, erase_chip_jedec, write_49fl004},
{"W29C011", WINBOND_ID, W_29C011, NULL, 128, 128, {"W29C011", WINBOND_ID, W_29C011, 128, 128,
probe_jedec, erase_chip_jedec, write_jedec, NULL}, probe_jedec, erase_chip_jedec, write_jedec},
{"W29C020C", WINBOND_ID, W_29C020C, NULL, 256, 128, {"W29C020C", WINBOND_ID, W_29C020C, 256, 128,
probe_jedec, erase_chip_jedec, write_jedec, NULL}, probe_jedec, erase_chip_jedec, write_jedec},
{"W49F002U", WINBOND_ID, W_49F002U, NULL, 256, 128, {"W49F002U", WINBOND_ID, W_49F002U, 256, 128,
probe_jedec, erase_chip_jedec, write_49f002, NULL}, probe_jedec, erase_chip_jedec, write_49f002},
{"W49V002A", WINBOND_ID, W_49V002A, NULL, 256, 128, {"W49V002A", WINBOND_ID, W_49V002A, 256, 128,
probe_jedec, erase_chip_jedec, write_49f002, NULL}, probe_jedec, erase_chip_jedec, write_49f002},
{"W49V002FA", WINBOND_ID, W_49V002FA, NULL, 256, 128, {"W49V002FA", WINBOND_ID, W_49V002FA, 256, 128,
probe_jedec, erase_chip_jedec, write_49f002, NULL}, probe_jedec, erase_chip_jedec, write_49f002},
{"W39V040FA", WINBOND_ID, W_39V040FA, NULL, 512, 64*1024, {"W39V040FA", WINBOND_ID, W_39V040FA, 512, 64*1024,
probe_jedec, erase_chip_jedec, write_39sf020, NULL}, probe_jedec, erase_chip_jedec, write_39sf020},
{"W39V040A", WINBOND_ID, W_39V040A, NULL, 512, 64*1024, {"W39V040A", WINBOND_ID, W_39V040A, 512, 64*1024,
probe_jedec, erase_chip_jedec, write_39sf020, NULL}, probe_jedec, erase_chip_jedec, write_39sf020},
{"W39V040B", WINBOND_ID, W_39V040B, NULL, 512, 64*1024, {"W39V040B", WINBOND_ID, W_39V040B, 512, 64*1024,
probe_jedec, erase_chip_jedec, write_39sf020, NULL}, probe_jedec, erase_chip_jedec, write_39sf020},
{"W39V080A", WINBOND_ID, W_39V080A, NULL, 1024, 64*1024, {"W39V080A", WINBOND_ID, W_39V080A, 1024, 64*1024,
probe_jedec, erase_chip_jedec, write_39sf020, NULL}, probe_jedec, erase_chip_jedec, write_39sf020},
{"M29F002B", ST_ID, ST_M29F002B, NULL, 256, 64 * 1024, {"M29F002B", ST_ID, ST_M29F002B, 256, 64 * 1024,
probe_jedec, erase_chip_jedec, write_jedec, NULL}, probe_jedec, erase_chip_jedec, write_jedec},
{"M29F002T/NT", ST_ID, ST_M29F002T, NULL, 256, 64 * 1024, {"M29F002T/NT", ST_ID, ST_M29F002T, 256, 64 * 1024,
probe_jedec, erase_chip_jedec, write_jedec, NULL}, probe_jedec, erase_chip_jedec, write_jedec},
{"M29F400BT", ST_ID, ST_M29F400BT, NULL, 512, 64 * 1024, {"M29F400BT", ST_ID, ST_M29F400BT, 512, 64 * 1024,
probe_m29f400bt, erase_m29f400bt, write_linuxbios_m29f400bt, NULL}, probe_m29f400bt, erase_m29f400bt, write_linuxbios_m29f400bt},
{"M29F040B", ST_ID, ST_M29F040B, NULL, 512, 64 * 1024, {"M29F040B", ST_ID, ST_M29F040B, 512, 64 * 1024,
probe_29f040b, erase_29f040b, write_29f040b, NULL}, probe_29f040b, erase_29f040b, write_29f040b},
{"82802ab", 137, 173, NULL, 512, 64 * 1024, {"82802ab", 137, 173, 512, 64 * 1024,
probe_82802ab, erase_82802ab, write_82802ab, NULL}, probe_82802ab, erase_82802ab, write_82802ab},
{"82802ac", 137, 172, NULL, 1024, 64 * 1024, {"82802ac", 137, 172, 1024, 64 * 1024,
probe_82802ab, erase_82802ab, write_82802ab, NULL}, probe_82802ab, erase_82802ab, write_82802ab},
{"F49B002UA", EMST_ID, EMST_F49B002UA, NULL, 256, 4096, {"F49B002UA", EMST_ID, EMST_F49B002UA, 256, 4096,
probe_jedec, erase_chip_jedec, write_49f002, NULL}, probe_jedec, erase_chip_jedec, write_49f002},
#ifndef DISABLE_DOC #ifndef DISABLE_DOC
{"MD-2802 (M-Systems DiskOnChip Millennium Module)", {"MD-2802 (M-Systems DiskOnChip Millennium Module)",
MSYSTEMS_ID, MSYSTEMS_MD2802, MSYSTEMS_ID, MSYSTEMS_MD2802,8, 8 * 1024,
NULL, 8, 8 * 1024,
probe_md2802, erase_md2802, write_md2802, read_md2802}, probe_md2802, erase_md2802, write_md2802, read_md2802},
#endif #endif
{"LHF00L04", SHARP_ID, SHARP_LHF00L04, NULL, 1024, 64 * 1024, {"LHF00L04", SHARP_ID, SHARP_LHF00L04, 1024, 64 * 1024,
probe_lhf00l04, erase_lhf00l04, write_lhf00l04, NULL}, probe_lhf00l04, erase_lhf00l04, write_lhf00l04},
{"S29C51001T", SYNCMOS_ID, S29C51001T, NULL, 128, 128, {"S29C51001T", SYNCMOS_ID, S29C51001T, 128, 128,
probe_jedec, erase_chip_jedec, write_49f002, NULL}, probe_jedec, erase_chip_jedec, write_49f002},
{"S29C51002T", SYNCMOS_ID, S29C51002T, NULL, 256, 128, {"S29C51002T", SYNCMOS_ID, S29C51002T, 256, 128,
probe_jedec, erase_chip_jedec, write_49f002, NULL}, probe_jedec, erase_chip_jedec, write_49f002},
{"S29C51004T", SYNCMOS_ID, S29C51004T, NULL, 512, 128, {"S29C51004T", SYNCMOS_ID, S29C51004T, 512, 128,
probe_jedec, erase_chip_jedec, write_49f002, NULL}, probe_jedec, erase_chip_jedec, write_49f002},
{"S29C31004T", SYNCMOS_ID, S29C31004T, NULL, 512, 128, {"S29C31004T", SYNCMOS_ID, S29C31004T, 512, 128,
probe_jedec, erase_chip_jedec, write_49f002, NULL}, probe_jedec, erase_chip_jedec, write_49f002},
{NULL,} {NULL,}
}; };

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@ -139,7 +139,7 @@ struct flashchip *probe_flash(struct flashchip *flash)
perror("Error: Can't mmap " MEM_DEV "."); perror("Error: Can't mmap " MEM_DEV ".");
exit(1); exit(1);
} }
flash->virt_addr = bios; flash->virtual_memory = bios;
if (flash->probe(flash) == 1) { if (flash->probe(flash) == 1) {
printf("%s found at physical address: 0x%lx\n", printf("%s found at physical address: 0x%lx\n",
@ -157,7 +157,7 @@ int verify_flash(struct flashchip *flash, uint8_t *buf)
{ {
int idx; int idx;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
printf("Verifying flash "); printf("Verifying flash ");
@ -388,7 +388,7 @@ int main(int argc, char *argv[])
} }
printf("Reading Flash..."); printf("Reading Flash...");
if (flash->read == NULL) if (flash->read == NULL)
memcpy(buf, (const char *)flash->virt_addr, size); memcpy(buf, (const char *)flash->virtual_memory, size);
else else
flash->read(flash, buf); flash->read(flash, buf);
@ -430,7 +430,7 @@ int main(int argc, char *argv[])
// //////////////////////////////////////////////////////////// // ////////////////////////////////////////////////////////////
if (exclude_end_position - exclude_start_position > 0) if (exclude_end_position - exclude_start_position > 0)
memcpy(buf + exclude_start_position, memcpy(buf + exclude_start_position,
(const char *)flash->virt_addr + exclude_start_position, (const char *)flash->virtual_memory + exclude_start_position,
exclude_end_position - exclude_start_position); exclude_end_position - exclude_start_position);
exclude_start_page = exclude_start_position / flash->page_size; exclude_start_page = exclude_start_position / flash->page_size;
@ -442,7 +442,7 @@ int main(int argc, char *argv[])
// This should be moved into each flash part's code to do it // This should be moved into each flash part's code to do it
// cleanly. This does the job. // cleanly. This does the job.
handle_romentries(buf, (uint8_t *) flash->virt_addr); handle_romentries(buf, (uint8_t *) flash->virtual_memory);
// //////////////////////////////////////////////////////////// // ////////////////////////////////////////////////////////////

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@ -35,7 +35,7 @@
int probe_jedec(struct flashchip *flash) int probe_jedec(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
uint8_t id1, id2; uint8_t id1, id2;
/* Issue JEDEC Product ID Entry command */ /* Issue JEDEC Product ID Entry command */
@ -113,7 +113,7 @@ int erase_block_jedec(volatile uint8_t *bios, unsigned int block)
int erase_chip_jedec(struct flashchip *flash) int erase_chip_jedec(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
/* Issue the JEDEC Chip Erase command */ /* Issue the JEDEC Chip Erase command */
*(volatile uint8_t *)(bios + 0x5555) = 0xAA; *(volatile uint8_t *)(bios + 0x5555) = 0xAA;
@ -230,7 +230,7 @@ int write_jedec(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
erase_chip_jedec(flash); erase_chip_jedec(flash);
// dumb check if erase was successful. // dumb check if erase was successful.

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@ -29,7 +29,7 @@
int probe_m29f400bt(struct flashchip *flash) int probe_m29f400bt(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
uint8_t id1, id2; uint8_t id1, id2;
*(volatile uint8_t *)(bios + 0xAAA) = 0xAA; *(volatile uint8_t *)(bios + 0xAAA) = 0xAA;
@ -57,7 +57,7 @@ int probe_m29f400bt(struct flashchip *flash)
int erase_m29f400bt(struct flashchip *flash) int erase_m29f400bt(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
*(volatile uint8_t *)(bios + 0xAAA) = 0xAA; *(volatile uint8_t *)(bios + 0xAAA) = 0xAA;
*(volatile uint8_t *)(bios + 0x555) = 0x55; *(volatile uint8_t *)(bios + 0x555) = 0x55;
@ -96,7 +96,7 @@ int write_m29f400bt(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
//erase_m29f400bt (flash); //erase_m29f400bt (flash);
printf("Programming Page:\n "); printf("Programming Page:\n ");
@ -148,7 +148,7 @@ int write_m29f400bt(struct flashchip *flash, uint8_t *buf)
int write_linuxbios_m29f400bt(struct flashchip *flash, uint8_t *buf) int write_linuxbios_m29f400bt(struct flashchip *flash, uint8_t *buf)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
printf("Programming Page:\n "); printf("Programming Page:\n ");
/********************************* /*********************************

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@ -33,7 +33,7 @@ static void doc_write_cdsncontrol(volatile uint8_t *bios, uint8_t data);
int probe_md2802(struct flashchip *flash) int probe_md2802(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
uint8_t chipid; uint8_t chipid;
#ifndef MSYSTEMS_DOC_NO_55AA_CHECKING #ifndef MSYSTEMS_DOC_NO_55AA_CHECKING
uint8_t id_0x55, id_0xAA; uint8_t id_0x55, id_0xAA;
@ -149,7 +149,7 @@ int read_md2802(struct flashchip *flash, uint8_t *buf)
int erase_md2802(struct flashchip *flash) int erase_md2802(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
return (1); return (1);
*(volatile uint8_t *)(bios + 0x5555) = 0xAA; *(volatile uint8_t *)(bios + 0x5555) = 0xAA;
@ -166,7 +166,7 @@ int write_md2802(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
return (1); return (1);
erase_md2802(flash); erase_md2802(flash);

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@ -33,7 +33,7 @@
int probe_29f002(struct flashchip *flash) int probe_29f002(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
uint8_t id1, id2; uint8_t id1, id2;
*(bios + 0x5555) = 0xAA; *(bios + 0x5555) = 0xAA;
@ -56,7 +56,7 @@ int probe_29f002(struct flashchip *flash)
int erase_29f002(struct flashchip *flash) int erase_29f002(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
*(bios + 0x555) = 0xF0; *(bios + 0x555) = 0xF0;
*(bios + 0x555) = 0xAA; *(bios + 0x555) = 0xAA;
@ -89,7 +89,7 @@ int write_29f002(struct flashchip *flash, uint8_t *buf)
{ {
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
volatile uint8_t *dst = bios; volatile uint8_t *dst = bios;
*bios = 0xF0; *bios = 0xF0;

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@ -34,7 +34,7 @@ int write_49fl004(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
printf("Programming Page: "); printf("Programming Page: ");
for (i = 0; i < total_size / page_size; i++) { for (i = 0; i < total_size / page_size; i++) {

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@ -47,10 +47,12 @@ void print_lhf00l04_status(uint8_t status)
int probe_lhf00l04(struct flashchip *flash) int probe_lhf00l04(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
volatile uint8_t *registers;
uint8_t id1, id2; uint8_t id1, id2;
#if 0 #if 0
/* Enter ID mode */
*(volatile uint8_t *)(bios + 0x5555) = 0xAA; *(volatile uint8_t *)(bios + 0x5555) = 0xAA;
*(volatile uint8_t *)(bios + 0x2AAA) = 0x55; *(volatile uint8_t *)(bios + 0x2AAA) = 0x55;
*(volatile uint8_t *)(bios + 0x5555) = 0x90; *(volatile uint8_t *)(bios + 0x5555) = 0x90;
@ -64,12 +66,11 @@ int probe_lhf00l04(struct flashchip *flash)
id1 = *(volatile uint8_t *)bios; id1 = *(volatile uint8_t *)bios;
id2 = *(volatile uint8_t *)(bios + 0x01); id2 = *(volatile uint8_t *)(bios + 0x01);
#if 1 /* Leave ID mode */
*(volatile uint8_t *)(bios + 0x5555) = 0xAA; *(volatile uint8_t *)(bios + 0x5555) = 0xAA;
*(volatile uint8_t *)(bios + 0x2AAA) = 0x55; *(volatile uint8_t *)(bios + 0x2AAA) = 0x55;
*(volatile uint8_t *)(bios + 0x5555) = 0xF0; *(volatile uint8_t *)(bios + 0x5555) = 0xF0;
#endif
myusec_delay(10); myusec_delay(10);
printf_debug("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__, id1, id2); printf_debug("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__, id1, id2);
@ -77,15 +78,15 @@ int probe_lhf00l04(struct flashchip *flash)
if (id1 == flash->manufacture_id && id2 == flash->model_id) { if (id1 == flash->manufacture_id && id2 == flash->model_id) {
size_t size = flash->total_size * 1024; size_t size = flash->total_size * 1024;
// we need to mmap the write-protect space. // we need to mmap the write-protect space.
bios = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, registers = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
fd_mem, (off_t) (0 - 0x400000 - size)); fd_mem, (off_t) (0 - 0x400000 - size));
if (bios == MAP_FAILED) { if (registers == MAP_FAILED) {
// it's this part but we can't map it ... // it's this part but we can't map it ...
perror("Error MMAP /dev/mem"); perror("Error MMAP /dev/mem");
exit(1); exit(1);
} }
flash->virt_addr_2 = bios; flash->virtual_registers = registers;
printf("bios %p, *bios 0x%x, bios[1] 0x%x\n", bios, *bios, printf("bios %p, *bios 0x%x, bios[1] 0x%x\n", bios, *bios,
bios[1]); bios[1]);
return 1; return 1;
@ -124,14 +125,14 @@ uint8_t wait_lhf00l04(volatile uint8_t *bios)
} }
int erase_lhf00l04_block(struct flashchip *flash, int offset) int erase_lhf00l04_block(struct flashchip *flash, int offset)
{ {
volatile uint8_t *bios = flash->virt_addr + offset; volatile uint8_t *bios = flash->virtual_memory + offset;
volatile uint8_t *wrprotect = flash->virt_addr_2 + offset + 2; volatile uint8_t *wrprotect = flash->virtual_registers + offset + 2;
uint8_t status; uint8_t status;
// clear status register // clear status register
*bios = 0x50; *bios = 0x50;
printf("Erase at %p\n", bios); printf("Erase at %p\n", bios);
status = wait_lhf00l04(flash->virt_addr); status = wait_lhf00l04(flash->virtual_memory);
print_lhf00l04_status(status); print_lhf00l04_status(status);
// clear write protect // clear write protect
printf("write protect is at %p\n", (wrprotect)); printf("write protect is at %p\n", (wrprotect));
@ -144,7 +145,7 @@ int erase_lhf00l04_block(struct flashchip *flash, int offset)
*(volatile uint8_t *)(bios) = 0xd0; *(volatile uint8_t *)(bios) = 0xd0;
myusec_delay(10); myusec_delay(10);
// now let's see what the register is // now let's see what the register is
status = wait_lhf00l04(flash->virt_addr); status = wait_lhf00l04(flash->virtual_memory);
print_lhf00l04_status(status); print_lhf00l04_status(status);
printf("DONE BLOCK 0x%x\n", offset); printf("DONE BLOCK 0x%x\n", offset);
return (0); return (0);
@ -181,7 +182,7 @@ int write_lhf00l04(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
erase_lhf00l04(flash); erase_lhf00l04(flash);
if (*bios != 0xff) { if (*bios != 0xff) {

View File

@ -105,7 +105,7 @@ static __inline__ int write_sector_28sf040(volatile uint8_t *bios,
int probe_28sf040(struct flashchip *flash) int probe_28sf040(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
uint8_t id1, id2, tmp; uint8_t id1, id2, tmp;
/* save the value at the beginning of the Flash */ /* save the value at the beginning of the Flash */
@ -134,7 +134,7 @@ int probe_28sf040(struct flashchip *flash)
int erase_28sf040(struct flashchip *flash) int erase_28sf040(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
unprotect_28sf040(bios); unprotect_28sf040(bios);
*bios = CHIP_ERASE; *bios = CHIP_ERASE;
@ -152,7 +152,7 @@ int write_28sf040(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
unprotect_28sf040(bios); unprotect_28sf040(bios);

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@ -52,7 +52,7 @@ int write_39sf020(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
erase_chip_jedec(flash); erase_chip_jedec(flash);

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@ -34,7 +34,7 @@ int erase_49lf040(struct flashchip *flash)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
for (i = 0; i < total_size / page_size; i++) { for (i = 0; i < total_size / page_size; i++) {
/* Chip erase only works in parallel programming mode /* Chip erase only works in parallel programming mode
@ -49,7 +49,7 @@ int write_49lf040(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
printf("Programming Page: "); printf("Programming Page: ");
for (i = 0; i < total_size / page_size; i++) { for (i = 0; i < total_size / page_size; i++) {

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@ -132,7 +132,9 @@ static __inline__ int write_sector_49lfxxxc(volatile uint8_t *bios,
int probe_49lfxxxc(struct flashchip *flash) int probe_49lfxxxc(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
volatile uint8_t *registers;
uint8_t id1, id2; uint8_t id1, id2;
size_t size = flash->total_size * 1024; size_t size = flash->total_size * 1024;
@ -148,25 +150,25 @@ int probe_49lfxxxc(struct flashchip *flash)
if (!(id1 == flash->manufacture_id && id2 == flash->model_id)) if (!(id1 == flash->manufacture_id && id2 == flash->model_id))
return 0; return 0;
bios = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, registers = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
fd_mem, (off_t) (0xFFFFFFFF - 0x400000 - size + 1)); fd_mem, (off_t) (0xFFFFFFFF - 0x400000 - size + 1));
if (bios == MAP_FAILED) { if (registers == MAP_FAILED) {
// it's this part but we can't map it ... // it's this part but we can't map it ...
perror("Error MMAP /dev/mem"); perror("Error MMAP /dev/mem");
exit(1); exit(1);
} }
flash->virt_addr_2 = bios; flash->virtual_registers = registers;
return 1; return 1;
} }
int erase_49lfxxxc(struct flashchip *flash) int erase_49lfxxxc(struct flashchip *flash)
{ {
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
volatile uint8_t *bios2 = flash->virt_addr_2; volatile uint8_t *registers = flash->virtual_registers;
int i; int i;
unsigned int total_size = flash->total_size * 1024; unsigned int total_size = flash->total_size * 1024;
write_lockbits_49lfxxxc(bios2, total_size, 0); write_lockbits_49lfxxxc(registers, total_size, 0);
for (i = 0; i < total_size; i += flash->page_size) for (i = 0; i < total_size; i += flash->page_size)
if (erase_sector_49lfxxxc(bios, i) != 0) if (erase_sector_49lfxxxc(bios, i) != 0)
return (-1); return (-1);
@ -180,9 +182,9 @@ int write_49lfxxxc(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
write_lockbits_49lfxxxc(flash->virt_addr_2, total_size, 0); write_lockbits_49lfxxxc(flash->virtual_registers, total_size, 0);
printf("Programming Page: "); printf("Programming Page: ");
for (i = 0; i < total_size / page_size; i++) { for (i = 0; i < total_size / page_size; i++) {
/* erase the page before programming */ /* erase the page before programming */

View File

@ -46,33 +46,33 @@ void print_sst_fwhub_status(uint8_t status)
/* probe_jedec works fine for probing */ /* probe_jedec works fine for probing */
int probe_sst_fwhub(struct flashchip *flash) int probe_sst_fwhub(struct flashchip *flash)
{ {
volatile uint8_t *bios; volatile uint8_t *registers;
size_t size = flash->total_size * 1024; size_t size = flash->total_size * 1024;
if (probe_jedec(flash) == 0) if (probe_jedec(flash) == 0)
return 0; return 0;
bios = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, registers = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
fd_mem, (off_t) (0xFFFFFFFF - 0x400000 - size + 1)); fd_mem, (off_t) (0xFFFFFFFF - 0x400000 - size + 1));
if (bios == MAP_FAILED) { if (registers == MAP_FAILED) {
// it's this part but we can't map it ... // it's this part but we can't map it ...
perror("Error MMAP /dev/mem"); perror("Error MMAP /dev/mem");
exit(1); exit(1);
} }
flash->virt_addr_2 = bios; flash->virtual_registers = registers;
return 1; return 1;
} }
int erase_sst_fwhub_block(struct flashchip *flash, int offset) int erase_sst_fwhub_block(struct flashchip *flash, int offset)
{ {
volatile uint8_t *wrprotect = flash->virt_addr_2 + offset + 2; volatile uint8_t *wrprotect = flash->virtual_registers + offset + 2;
// clear write protect // clear write protect
*(wrprotect) = 0; *(wrprotect) = 0;
erase_block_jedec(flash->virt_addr, offset); erase_block_jedec(flash->virtual_memory, offset);
toggle_ready_jedec(flash->virt_addr); toggle_ready_jedec(flash->virtual_memory);
return (0); return (0);
} }
@ -92,7 +92,7 @@ int write_sst_fwhub(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
// FIXME: We want block wide erase instead of ironing the whole chip // FIXME: We want block wide erase instead of ironing the whole chip
erase_sst_fwhub(flash); erase_sst_fwhub(flash);

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@ -36,7 +36,7 @@ int write_49f002(struct flashchip *flash, uint8_t *buf)
int i; int i;
int total_size = flash->total_size * 1024; int total_size = flash->total_size * 1024;
int page_size = flash->page_size; int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr; volatile uint8_t *bios = flash->virtual_memory;
erase_chip_jedec(flash); erase_chip_jedec(flash);