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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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42
82802ab.c
View File

@ -27,46 +27,6 @@
#include <stdint.h>
#include "flash.h"
void toggle_ready_82802ab(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_82802ab(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_82802ab(volatile uint8_t *bios)
{
*(volatile uint8_t *)(bios + 0x5555) = 0xAA;
*(volatile uint8_t *)(bios + 0x2AAA) = 0x55;
*(volatile uint8_t *)(bios + 0x5555) = 0xA0;
usleep(200);
}
// I need that Berkeley bit-map printer
void print_82802ab_status(uint8_t status)
{
@ -215,6 +175,6 @@ int write_82802ab(struct flashchip *flash, uint8_t *buf)
printf("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b");
}
printf("\n");
protect_82802ab(bios);
protect_jedec(bios);
return (0);
}

37
m29f400bt.c
View File

@ -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);
}

42
sharplhf00l04.c
View File

@ -26,46 +26,6 @@
#include <stdlib.h>
#include "flash.h"
void toggle_ready_lhf00l04(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_lhf00l04(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_lhf00l04(volatile uint8_t *bios)
{
*(volatile uint8_t *)(bios + 0x5555) = 0xAA;
*(volatile uint8_t *)(bios + 0x2AAA) = 0x55;
*(volatile uint8_t *)(bios + 0x5555) = 0xA0;
usleep(200);
}
// I need that Berkeley bit-map printer
void print_lhf00l04_status(uint8_t status)
{
@ -217,6 +177,6 @@ int write_lhf00l04(struct flashchip *flash, uint8_t *buf)
printf("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b");
}
printf("\n");
protect_lhf00l04(bios);
protect_jedec(bios);
return (0);
}