diff options
Diffstat (limited to 'm29f002.c')
| -rw-r--r-- | m29f002.c | 32 |
1 files changed, 16 insertions, 16 deletions
@@ -22,12 +22,12 @@ int erase_m29f002(struct flashchip *flash) { volatile uint8_t *bios = flash->virtual_memory; - *(volatile uint8_t *)(bios + 0x555) = 0xaa; - *(volatile uint8_t *)(bios + 0xaaa) = 0x55; - *(volatile uint8_t *)(bios + 0x555) = 0x80; - *(volatile uint8_t *)(bios + 0x555) = 0xaa; - *(volatile uint8_t *)(bios + 0xaaa) = 0x55; - *(volatile uint8_t *)(bios + 0x555) = 0x10; + writeb(0xaa, bios + 0x555); + writeb(0x55, bios + 0xaaa); + writeb(0x80, bios + 0x555); + writeb(0xaa, bios + 0x555); + writeb(0x55, bios + 0xaaa); + writeb(0x10, bios + 0x555); myusec_delay(10); toggle_ready_jedec(bios); return 0; @@ -35,21 +35,21 @@ int erase_m29f002(struct flashchip *flash) { static void rewrite_block(volatile uint8_t *bios, uint8_t *src, volatile uint8_t *dst, int size) { /* erase */ - *(volatile uint8_t *)(bios + 0x555) = 0xaa; - *(volatile uint8_t *)(bios + 0xaaa) = 0x55; - *(volatile uint8_t *)(bios + 0x555) = 0x80; - *(volatile uint8_t *)(bios + 0x555) = 0xaa; - *(volatile uint8_t *)(bios + 0xaaa) = 0x55; - *dst = 0x30; + writeb(0xaa, bios + 0x555); + writeb(0x55, bios + 0xaaa); + writeb(0x80, bios + 0x555); + writeb(0xaa, bios + 0x555); + writeb(0x55, bios + 0xaaa); + writeb(0x30, dst); myusec_delay(10); toggle_ready_jedec(bios); /* program */ while (size--) { - *(volatile uint8_t *)(bios + 0x555) = 0xaa; - *(volatile uint8_t *)(bios + 0xaaa) = 0x55; - *(volatile uint8_t *)(bios + 0x555) = 0xa0; - *dst = *src; + writeb(0xaa, bios + 0x555); + writeb(0x55, bios + 0xaaa); + writeb(0xa0, bios + 0x555); + writeb(*src, dst); toggle_ready_jedec(dst); dst++; src++; |
