| #ifndef __SST_FWHUB_H__ |
| #define __SST_FWHUB_H__ 1 |
| |
| extern int probe_sst_fwhub(struct flashchip *flash); |
| extern int erase_sst_fwhub(struct flashchip *flash); |
| extern int write_sst_fwhub(struct flashchip *flash, unsigned char *buf); |
| |
| extern __inline__ void toggle_ready_sst_fwhub(volatile char *dst) |
| { |
| unsigned int i = 0; |
| char tmp1, tmp2; |
| |
| tmp1 = *dst & 0x40; |
| |
| while (i++ < 0xFFFFFF) { |
| tmp2 = *dst & 0x40; |
| if (tmp1 == tmp2) { |
| break; |
| } |
| tmp1 = tmp2; |
| } |
| } |
| |
| extern __inline__ void data_polling_sst_fwhub(volatile char *dst, char data) |
| { |
| unsigned int i = 0; |
| char tmp; |
| |
| data &= 0x80; |
| |
| while (i++ < 0xFFFFFF) { |
| tmp = *dst & 0x80; |
| if (tmp == data) { |
| break; |
| } |
| } |
| } |
| |
| extern __inline__ void protect_sst_fwhub(volatile char *bios) |
| { |
| *(volatile char *) (bios + 0x5555) = 0xAA; |
| *(volatile char *) (bios + 0x2AAA) = 0x55; |
| *(volatile char *) (bios + 0x5555) = 0xA0; |
| |
| usleep(200); |
| } |
| |
| #endif /* !__SST_FWHUB_H__ */ |