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Flashrom update from Stefan, resolve issue 21

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Corresponding to flashrom svn r34 and coreboot v2 svn r2111.
This commit is contained in:
Ollie Lho
2005-11-26 21:55:36 +00:00
parent 8a10d5a631
commit 184a404033
38 changed files with 1098 additions and 511 deletions
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36
m29f400bt.h
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@ -5,15 +5,15 @@
extern int probe_m29f400bt(struct flashchip *flash);
extern int erase_m29f400bt(struct flashchip *flash);
extern int block_erase_m29f400bt(volatile char *bios, volatile char *dst);
extern int write_m29f400bt(struct flashchip *flash, unsigned char *buf);
extern int block_erase_m29f400bt(volatile uint8_t *bios, volatile uint8_t *dst);
extern int write_m29f400bt(struct flashchip *flash, uint8_t *buf);
extern int write_linuxbios_m29f400bt(struct flashchip *flash,
unsigned char *buf);
uint8_t *buf);
extern __inline__ void toggle_ready_m29f400bt(volatile char *dst)
extern __inline__ void toggle_ready_m29f400bt(volatile uint8_t *dst)
{
unsigned int i = 0;
char tmp1, tmp2;
uint8_t tmp1, tmp2;
tmp1 = *dst & 0x40;
@ -26,11 +26,11 @@ extern __inline__ void toggle_ready_m29f400bt(volatile char *dst)
}
}
extern __inline__ void data_polling_m29f400bt(volatile char *dst,
unsigned char data)
extern __inline__ void data_polling_m29f400bt(volatile uint8_t *dst,
uint8_t data)
{
unsigned int i = 0;
char tmp;
uint8_t tmp;
data &= 0x80;
@ -42,25 +42,25 @@ extern __inline__ void data_polling_m29f400bt(volatile char *dst,
}
}
extern __inline__ void protect_m29f400bt(volatile char *bios)
extern __inline__ void protect_m29f400bt(volatile uint8_t *bios)
{
*(volatile char *) (bios + 0xAAA) = 0xAA;
*(volatile char *) (bios + 0x555) = 0x55;
*(volatile char *) (bios + 0xAAA) = 0xA0;
*(volatile uint8_t *) (bios + 0xAAA) = 0xAA;
*(volatile uint8_t *) (bios + 0x555) = 0x55;
*(volatile uint8_t *) (bios + 0xAAA) = 0xA0;
usleep(200);
}
extern __inline__ void write_page_m29f400bt(volatile char *bios, char *src,
volatile char *dst,
extern __inline__ void write_page_m29f400bt(volatile uint8_t *bios, uint8_t *src,
volatile uint8_t *dst,
int page_size)
{
int i;
for (i = 0; i < page_size; i++) {
*(volatile char *) (bios + 0xAAA) = 0xAA;
*(volatile char *) (bios + 0x555) = 0x55;
*(volatile char *) (bios + 0xAAA) = 0xA0;
*(volatile uint8_t *) (bios + 0xAAA) = 0xAA;
*(volatile uint8_t *) (bios + 0x555) = 0x55;
*(volatile uint8_t *) (bios + 0xAAA) = 0xA0;
/* transfer data from source to destination */
*dst = *src;
@ -69,7 +69,7 @@ extern __inline__ void write_page_m29f400bt(volatile char *bios, char *src,
toggle_ready_m29f400bt(dst);
printf
("Value in the flash at address %p = %#x, want %#x\n",
(char *) (dst - bios), *dst, *src);
(uint8_t *) (dst - bios), *dst, *src);
dst++;
src++;
}