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Code Issues Releases Wiki Activity

Drop duplicated code (copies of plain JEDEC functions)

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Corresponding to flashrom svn r129 and coreboot v2 svn r2747.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>
This commit is contained in:
Uwe Hermann
2007-08-23 15:20:38 +00:00
parent 0846f89b0a
commit fd37414dbb
3 changed files with 5 additions and 116 deletions
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37
m29f400bt.c
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@@ -25,37 +25,6 @@
#include "flash.h"
void toggle_ready_m29f400bt(volatile uint8_t *dst)
{
unsigned int i = 0;
uint8_t tmp1, tmp2;
tmp1 = *dst & 0x40;
while (i++ < 0xFFFFFF) {
tmp2 = *dst & 0x40;
if (tmp1 == tmp2) {
break;
}
tmp1 = tmp2;
}
}
void data_polling_m29f400bt(volatile uint8_t *dst, uint8_t data)
{
unsigned int i = 0;
uint8_t tmp;
data &= 0x80;
while (i++ < 0xFFFFFF) {
tmp = *dst & 0x80;
if (tmp == data) {
break;
}
}
}
void protect_m29f400bt(volatile uint8_t *bios)
{
*(volatile uint8_t *)(bios + 0xAAA) = 0xAA;
@@ -79,7 +48,7 @@ void write_page_m29f400bt(volatile uint8_t *bios, uint8_t *src,
*dst = *src;
//*(volatile char *) (bios) = 0xF0;
//usleep(5);
toggle_ready_m29f400bt(dst);
toggle_ready_jedec(dst);
printf
("Value in the flash at address %p = %#x, want %#x\n",
(uint8_t *) (dst - bios), *dst, *src);
@@ -129,7 +98,7 @@ int erase_m29f400bt(struct flashchip *flash)
*(volatile uint8_t *)(bios + 0xAAA) = 0x10;
myusec_delay(10);
toggle_ready_m29f400bt(bios);
toggle_ready_jedec(bios);
return (0);
}
@@ -147,7 +116,7 @@ int block_erase_m29f400bt(volatile uint8_t *bios, volatile uint8_t *dst)
*dst = 0x30;
myusec_delay(10);
toggle_ready_m29f400bt(bios);
toggle_ready_jedec(bios);
return (0);
}