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Diffstat (limited to 'm29f400bt.c')
-rw-r--r--m29f400bt.c56
1 files changed, 28 insertions, 28 deletions
diff --git a/m29f400bt.c b/m29f400bt.c
index 2ca72e4..cb55d76 100644
--- a/m29f400bt.c
+++ b/m29f400bt.c
@@ -22,9 +22,9 @@
void protect_m29f400bt(volatile uint8_t *bios)
{
- writeb(0xAA, bios + 0xAAA);
- writeb(0x55, bios + 0x555);
- writeb(0xA0, bios + 0xAAA);
+ chip_writeb(0xAA, bios + 0xAAA);
+ chip_writeb(0x55, bios + 0x555);
+ chip_writeb(0xA0, bios + 0xAAA);
usleep(200);
}
@@ -35,18 +35,18 @@ void write_page_m29f400bt(volatile uint8_t *bios, uint8_t *src,
int i;
for (i = 0; i < page_size; i++) {
- writeb(0xAA, bios + 0xAAA);
- writeb(0x55, bios + 0x555);
- writeb(0xA0, bios + 0xAAA);
+ chip_writeb(0xAA, bios + 0xAAA);
+ chip_writeb(0x55, bios + 0x555);
+ chip_writeb(0xA0, bios + 0xAAA);
/* transfer data from source to destination */
- writeb(*src, dst);
+ chip_writeb(*src, dst);
//*(volatile char *) (bios) = 0xF0;
//usleep(5);
toggle_ready_jedec(dst);
printf
("Value in the flash at address %p = %#x, want %#x\n",
- (uint8_t *) (dst - bios), readb(dst), *src);
+ (uint8_t *) (dst - bios), chip_readb(dst), *src);
dst++;
src++;
}
@@ -57,21 +57,21 @@ int probe_m29f400bt(struct flashchip *flash)
volatile uint8_t *bios = flash->virtual_memory;
uint8_t id1, id2;
- writeb(0xAA, bios + 0xAAA);
- writeb(0x55, bios + 0x555);
- writeb(0x90, bios + 0xAAA);
+ chip_writeb(0xAA, bios + 0xAAA);
+ chip_writeb(0x55, bios + 0x555);
+ chip_writeb(0x90, bios + 0xAAA);
myusec_delay(10);
- id1 = readb(bios);
+ id1 = chip_readb(bios);
/* The data sheet says id2 is at (bios + 0x01) and id2 listed in
* flash.h does not match. It should be possible to use JEDEC probe.
*/
- id2 = readb(bios + 0x02);
+ id2 = chip_readb(bios + 0x02);
- writeb(0xAA, bios + 0xAAA);
- writeb(0x55, bios + 0x555);
- writeb(0xF0, bios + 0xAAA);
+ chip_writeb(0xAA, bios + 0xAAA);
+ chip_writeb(0x55, bios + 0x555);
+ chip_writeb(0xF0, bios + 0xAAA);
myusec_delay(10);
@@ -87,13 +87,13 @@ int erase_m29f400bt(struct flashchip *flash)
{
volatile uint8_t *bios = flash->virtual_memory;
- writeb(0xAA, bios + 0xAAA);
- writeb(0x55, bios + 0x555);
- writeb(0x80, bios + 0xAAA);
+ chip_writeb(0xAA, bios + 0xAAA);
+ chip_writeb(0x55, bios + 0x555);
+ chip_writeb(0x80, bios + 0xAAA);
- writeb(0xAA, bios + 0xAAA);
- writeb(0x55, bios + 0x555);
- writeb(0x10, bios + 0xAAA);
+ chip_writeb(0xAA, bios + 0xAAA);
+ chip_writeb(0x55, bios + 0x555);
+ chip_writeb(0x10, bios + 0xAAA);
myusec_delay(10);
toggle_ready_jedec(bios);
@@ -104,14 +104,14 @@ int erase_m29f400bt(struct flashchip *flash)
int block_erase_m29f400bt(volatile uint8_t *bios, volatile uint8_t *dst)
{
- writeb(0xAA, bios + 0xAAA);
- writeb(0x55, bios + 0x555);
- writeb(0x80, bios + 0xAAA);
+ chip_writeb(0xAA, bios + 0xAAA);
+ chip_writeb(0x55, bios + 0x555);
+ chip_writeb(0x80, bios + 0xAAA);
- writeb(0xAA, bios + 0xAAA);
- writeb(0x55, bios + 0x555);
+ chip_writeb(0xAA, bios + 0xAAA);
+ chip_writeb(0x55, bios + 0x555);
//*(volatile uint8_t *) (bios + 0xAAA) = 0x10;
- writeb(0x30, dst);
+ chip_writeb(0x30, dst);
myusec_delay(10);
toggle_ready_jedec(bios);
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