diff options
Diffstat (limited to 'util/flash_and_burn/w49f002u.c')
-rw-r--r-- | util/flash_and_burn/w49f002u.c | 45 |
1 files changed, 1 insertions, 44 deletions
diff --git a/util/flash_and_burn/w49f002u.c b/util/flash_and_burn/w49f002u.c index 28a94abaf8..3fb14d46f8 100644 --- a/util/flash_and_burn/w49f002u.c +++ b/util/flash_and_burn/w49f002u.c @@ -32,49 +32,6 @@ #include "jedec.h" #include "w49f002u.h" -int probe_49f002 (struct flashchip * flash) -{ - volatile char * bios = flash->virt_addr; - unsigned char id1, id2; - - *(volatile char *) (bios + 0x5555) = 0xAA; - *(volatile char *) (bios + 0x2AAA) = 0x55; - *(volatile char *) (bios + 0x5555) = 0x90; - - id1 = *(volatile unsigned char *) bios; - id2 = *(volatile unsigned char *) (bios + 0x01); - - *(volatile char *) (bios + 0x5555) = 0xAA; - *(volatile char *) (bios + 0x2AAA) = 0x55; - *(volatile char *) (bios + 0x5555) = 0xF0; - - myusec_delay(10); - - printf("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__, id1, id2); - - if (id1 == flash->manufacture_id && id2 == flash->model_id) - return 1; - - return 0; -} - -int erase_49f002 (struct flashchip * flash) -{ - volatile char * bios = flash->virt_addr; - - *(bios + 0x5555) = 0xAA; - *(bios + 0x2AAA) = 0x55; - *(bios + 0x5555) = 0x80; - *(bios + 0x5555) = 0xAA; - *(bios + 0x2AAA) = 0x55; - *(bios + 0x5555) = 0x10; - - myusec_delay(100); - toggle_ready_jedec(bios); - - return(0); -} - int write_49f002 (struct flashchip * flash, unsigned char * buf) { int i; @@ -82,7 +39,7 @@ int write_49f002 (struct flashchip * flash, unsigned char * buf) volatile char * bios = flash->virt_addr; volatile char * dst = bios; - erase_49f002(flash); + erase_jedec(flash); printf ("Programming Page: "); for (i = 0; i < total_size; i++) { |