diff options
Diffstat (limited to 'sst39sf020.c')
| -rw-r--r-- | sst39sf020.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/sst39sf020.c b/sst39sf020.c index 49e695f..48a1d59 100644 --- a/sst39sf020.c +++ b/sst39sf020.c @@ -81,26 +81,27 @@ static __inline__ write_sector_39sf020(volatile char * bios, volatile char *Temp; for (i = 0; i < page_size; i++) { - if (*dst != 0xff) { - printf("FATAL: dst %p not erased (val 0x%x\n", dst, *dst); - return; - } + if (*dst != 0xff) { + printf("FATAL: dst %p not erased (val 0x%x\n", dst, *dst); + return; + } /* transfer data from source to destination */ if (*src == 0xFF) { dst++, src++; /* If the data is 0xFF, don't program it */ continue; } - Temp = (bios + 0x5555); - *Temp = 0xAA; - Temp = bios + 0x2AAA; - *Temp = 0x55; - Temp = bios + 0x5555; - *Temp = 0xA0; + Temp = (bios + 0x5555); + *Temp = 0xAA; + Temp = bios + 0x2AAA; + *Temp = 0x55; + Temp = bios + 0x5555; + *Temp = 0xA0; *dst = *src; toggle_ready_jedec(bios); - if (*dst != *src) printf("BAD! dst 0x%x val 0x%x src 0x%x\n", - dst, *dst, *src); + if (*dst != *src) + printf("BAD! dst 0x%x val 0x%x src 0x%x\n", + dst, *dst, *src); dst++, src++; } } @@ -137,9 +138,9 @@ int probe_39sf020 (struct flashchip * flash) int erase_39sf020 (struct flashchip * flash) { volatile unsigned char * bios = flash->virt_addr; - volatile unsigned char *Temp; + volatile unsigned char *Temp; + /* Issue the Sector Erase command to 39SF020 */ - printf(__FUNCTION__ " bios is %p\n", bios); Temp = bios + 0x5555; /* set up address to be C000:5555h */ *Temp = 0xAA; /* write data 0xAA to the address */ myusec_delay(10); |
