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Big cosmetic offensive on flashrom

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* Give decent names to virt_addr and virt_addr_2
* add some comments
* move virtual addresses to the end of the struct,
  so they dont mess up the initializer.

Corresponding to flashrom svn r111 and coreboot v2 svn r2689.

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>
This commit is contained in:
Stefan Reinauer
2007-05-23 17:20:56 +00:00
committed by Stefan Reinauer
parent bc1f1a01e4
commit ce532975cb
17 changed files with 183 additions and 178 deletions
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20
sst49lfxxxc.c
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@ -132,7 +132,9 @@ static __inline__ int write_sector_49lfxxxc(volatile uint8_t *bios,
int probe_49lfxxxc(struct flashchip *flash)
{
volatile uint8_t *bios = flash->virt_addr;
volatile uint8_t *bios = flash->virtual_memory;
volatile uint8_t *registers;
uint8_t id1, id2;
size_t size = flash->total_size * 1024;
@ -148,25 +150,25 @@ int probe_49lfxxxc(struct flashchip *flash)
if (!(id1 == flash->manufacture_id && id2 == flash->model_id))
return 0;
bios = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
registers = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
fd_mem, (off_t) (0xFFFFFFFF - 0x400000 - size + 1));
if (bios == MAP_FAILED) {
if (registers == MAP_FAILED) {
// it's this part but we can't map it ...
perror("Error MMAP /dev/mem");
exit(1);
}
flash->virt_addr_2 = bios;
flash->virtual_registers = registers;
return 1;
}
int erase_49lfxxxc(struct flashchip *flash)
{
volatile uint8_t *bios = flash->virt_addr;
volatile uint8_t *bios2 = flash->virt_addr_2;
volatile uint8_t *bios = flash->virtual_memory;
volatile uint8_t *registers = flash->virtual_registers;
int i;
unsigned int total_size = flash->total_size * 1024;
write_lockbits_49lfxxxc(bios2, total_size, 0);
write_lockbits_49lfxxxc(registers, total_size, 0);
for (i = 0; i < total_size; i += flash->page_size)
if (erase_sector_49lfxxxc(bios, i) != 0)
return (-1);
@ -180,9 +182,9 @@ int write_49lfxxxc(struct flashchip *flash, uint8_t *buf)
int i;
int total_size = flash->total_size * 1024;
int page_size = flash->page_size;
volatile uint8_t *bios = flash->virt_addr;
volatile uint8_t *bios = flash->virtual_memory;
write_lockbits_49lfxxxc(flash->virt_addr_2, total_size, 0);
write_lockbits_49lfxxxc(flash->virtual_registers, total_size, 0);
printf("Programming Page: ");
for (i = 0; i < total_size / page_size; i++) {
/* erase the page before programming */