diff options
Diffstat (limited to 'jedec.h')
| -rw-r--r-- | jedec.h | 20 |
1 files changed, 10 insertions, 10 deletions
@@ -2,7 +2,7 @@ extern int probe_jedec (struct flashchip * flash); extern int erase_jedec (struct flashchip * flash); extern int write_jedec (struct flashchip * flash, char * buf); -extern __inline__ void toggle_ready_jedec (char * dst) +extern __inline__ void toggle_ready_jedec (volatile char * dst) { unsigned int i = 0; char tmp1, tmp2; @@ -18,7 +18,7 @@ extern __inline__ void toggle_ready_jedec (char * dst) } } -extern __inline__ void data_polling_jedec (char * dst, char data) +extern __inline__ void data_polling_jedec (volatile char * dst, char data) { unsigned int i = 0; char tmp; @@ -33,23 +33,23 @@ extern __inline__ void data_polling_jedec (char * dst, char data) } } -extern __inline__ void protect_jedec (char * bios) +extern __inline__ void protect_jedec (volatile char * bios) { - *(char *) (bios + 0x5555) = 0xAA; - *(char *) (bios + 0x2AAA) = 0x55; - *(char *) (bios + 0x5555) = 0xA0; + *(volatile char *) (bios + 0x5555) = 0xAA; + *(volatile char *) (bios + 0x2AAA) = 0x55; + *(volatile char *) (bios + 0x5555) = 0xA0; usleep(200); } -extern __inline__ void write_page_jedec (char * bios, char * src, char * dst, +extern __inline__ void write_page_jedec (volatile char * bios, char * src, volatile char * dst, int page_size) { int i; - *(char *) (bios + 0x5555) = 0xAA; - *(char *) (bios + 0x2AAA) = 0x55; - *(char *) (bios + 0x5555) = 0xA0; + *(volatile char *) (bios + 0x5555) = 0xAA; + *(volatile char *) (bios + 0x2AAA) = 0x55; + *(volatile char *) (bios + 0x5555) = 0xA0; for (i = 0; i < page_size; i++) { /* transfer data from source to destination */ |
