mirror of
https://review.coreboot.org/flashrom.git
synced 2025-07-01 14:11:15 +02:00
Fixes
- switch to volatile everywhere - use myusec_delay instead of usleep Corresponding to coreboot v1 svn r492.
This commit is contained in:
17
am29f040b.c
17
am29f040b.c
@ -27,7 +27,7 @@
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#include "flash.h"
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#include "jedec.h"
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static __inline__ erase_sector_29f040b (char * bios, unsigned long address)
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static __inline__ erase_sector_29f040b (volatile char * bios, unsigned long address)
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{
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*(bios + 0x555) = 0xAA;
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*(bios + 0x2AA) = 0x55;
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@ -42,8 +42,8 @@ static __inline__ erase_sector_29f040b (char * bios, unsigned long address)
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toggle_ready_jedec(bios + address);
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}
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static __inline__ write_sector_29f040b(char * bios, unsigned char * src,
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unsigned char * dst, unsigned int page_size)
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static __inline__ write_sector_29f040b(volatile char * bios, unsigned char * src,
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volatile unsigned char * dst, unsigned int page_size)
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{
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int i;
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@ -64,7 +64,7 @@ static __inline__ write_sector_29f040b(char * bios, unsigned char * src,
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int probe_29f040b (struct flashchip * flash)
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{
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char * bios = flash->virt_addr;
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volatile char * bios = flash->virt_addr;
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unsigned char id1, id2;
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*(bios + 0x555) = 0xAA;
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@ -76,8 +76,9 @@ int probe_29f040b (struct flashchip * flash)
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*bios = 0xF0;
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usleep(10);
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myusec_delay(10);
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printf(__FUNCTION__ "id1 %d, id2 %d\n", id1, id2);
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if (id1 == flash->manufacture_id && id2 == flash->model_id)
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return 1;
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@ -86,7 +87,7 @@ int probe_29f040b (struct flashchip * flash)
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int erase_29f040b (struct flashchip * flash)
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{
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char * bios = flash->virt_addr;
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volatile char * bios = flash->virt_addr;
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*(bios + 0x555) = 0xAA;
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*(bios + 0x2AA) = 0x55;
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@ -95,7 +96,7 @@ int erase_29f040b (struct flashchip * flash)
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*(bios + 0x2AA) = 0x55;
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*(bios + 0x555) = 0x10;
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usleep(10);
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myusec_delay(10);
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toggle_ready_jedec(bios);
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}
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@ -103,7 +104,7 @@ int write_29f040b (struct flashchip * flash, char * buf)
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{
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int i;
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int total_size = flash->total_size * 1024, page_size = flash->page_size;
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char * bios = flash->virt_addr;
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volatile char * bios = flash->virt_addr;
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printf ("Programming Page: ");
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for (i = 0; i < total_size/page_size; i++) {
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