Revision 78
fixed ack reading issue. added statemachine, still not working
| kbc.c | ||
|---|---|---|
| 67 | 67 |
int ret = 0; |
| 68 | 68 |
uint8_t stat; |
| 69 | 69 |
for(int i = 0; i < KBC_NUM_TRIES; ++i){
|
| 70 |
if((ret = util_sys_inb(STATUS_REG, &stat))) return ret;//printf("kbc.c,L71\n");
|
|
| 71 |
printf("%x %d %d\n", stat, (stat&OUT_BUF_FUL), (stat&AUX_MOUSE));
|
|
| 72 |
if((stat&OUT_BUF_FUL) && (stat&AUX_MOUSE)==0){//printf("kbc.c,L72\n");
|
|
| 73 |
if(stat & (PARITY_ERROR | TIME_OUT_REC)) return OTHER_ERROR;//printf("kbc.c,L73\n");
|
|
| 70 |
if((ret = util_sys_inb(STATUS_REG, &stat))) return ret; |
|
| 71 |
if((stat&OUT_BUF_FUL) && (stat&AUX_MOUSE)==0){
|
|
| 72 |
if(stat & (PARITY_ERROR | TIME_OUT_REC)) return OTHER_ERROR; |
|
| 74 | 73 |
if((ret = util_sys_inb(OUTPUT_BUF, byte))) return ret; |
| 75 | 74 |
else return SUCCESS; |
| 76 | 75 |
} |
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