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Consolidate more jedec standard code

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Corresponding to flashrom svn r15 and coreboot v2 svn r1457.
This commit is contained in:
Ollie Lho
2004-03-20 16:46:10 +00:00
parent 73eca80d9b
commit 761bf1bdb7
27 changed files with 762 additions and 695 deletions
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64
mx29f002.c
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@ -30,18 +30,18 @@
#include "jedec.h"
#include "mx29f002.h"
int probe_29f002 (struct flashchip * flash)
int probe_29f002(struct flashchip *flash)
{
volatile char * bios = flash->virt_addr;
volatile char *bios = flash->virt_addr;
unsigned char id1, id2;
*(bios + 0x5555) = 0xAA;
*(bios + 0x2AAA) = 0x55;
*(bios + 0x5555) = 0x90;
id1 = *(volatile unsigned char *) bios;
id2 = *(volatile unsigned char *) (bios + 0x01);
*bios = 0xF0;
myusec_delay(10);
@ -53,9 +53,9 @@ int probe_29f002 (struct flashchip * flash)
return 0;
}
int erase_29f002 (struct flashchip * flash)
int erase_29f002(struct flashchip *flash)
{
volatile char * bios = flash->virt_addr;
volatile char *bios = flash->virt_addr;
*(bios + 0x555) = 0xF0;
*(bios + 0x555) = 0xAA;
@ -81,39 +81,39 @@ int erase_29f002 (struct flashchip * flash)
*(bios + 0x3bfff) = 0x30;
#endif
return(0);
return (0);
}
int write_29f002 (struct flashchip * flash, unsigned char * buf)
int write_29f002(struct flashchip *flash, unsigned char *buf)
{
int i;
int total_size = flash->total_size * 1024;
volatile char * bios = flash->virt_addr;
volatile char * dst = bios;
int i;
int total_size = flash->total_size * 1024;
volatile char *bios = flash->virt_addr;
volatile char *dst = bios;
*bios = 0xF0;
myusec_delay(10);
erase_29f002(flash);
//*bios = 0xF0;
*bios = 0xF0;
myusec_delay(10);
erase_29f002(flash);
//*bios = 0xF0;
#if 1
printf ("Programming Page: ");
for (i = 0; i < total_size; i++) {
/* write to the sector */
if ((i & 0xfff) == 0)
printf ("address: 0x%08lx", (unsigned long)i);
*(bios + 0x5555) = 0xAA;
*(bios + 0x2AAA) = 0x55;
*(bios + 0x5555) = 0xA0;
*dst++ = *buf++;
printf("Programming Page: ");
for (i = 0; i < total_size; i++) {
/* write to the sector */
if ((i & 0xfff) == 0)
printf("address: 0x%08lx", (unsigned long) i);
*(bios + 0x5555) = 0xAA;
*(bios + 0x2AAA) = 0x55;
*(bios + 0x5555) = 0xA0;
*dst++ = *buf++;
/* wait for Toggle bit ready */
toggle_ready_jedec(dst);
/* wait for Toggle bit ready */
toggle_ready_jedec(dst);
if ((i & 0xfff) == 0)
printf ("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b");
}
if ((i & 0xfff) == 0)
printf("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b");
}
#endif
printf("\n");
printf("\n");
return(0);
return (0);
}