Revision 2
utilis done
| lab2/timer.c | ||
|---|---|---|
| 16 | 16 |
uint32_t tudo; |
| 17 | 17 |
uint8_t msb,lsb; |
| 18 | 18 |
tudo=(TIMER_FREQ/freq); |
| 19 |
msb=(tudo&0xFF00)>>8; |
|
| 20 |
lsb=tudo&0xFF; |
|
| 19 |
util_get_MSB(tudo,&msb); |
|
| 20 |
util_get_LSB(tudo,&lsb); |
|
| 21 |
|
|
| 21 | 22 |
//printf("%x\n%x\n%x\n%d\n",tudo,msb,lsb,timer);
|
| 22 | 23 |
|
| 23 | 24 |
|
| ... | ... | |
| 149 | 150 |
if(field==tsf_base ) //BCD |
| 150 | 151 |
{
|
| 151 | 152 |
//printf("%d\n",tsf_base);
|
| 152 |
if((st&0x1)==1)
|
|
| 153 |
if((st&BIT(0))==1)
|
|
| 153 | 154 |
val.bcd=true; |
| 154 | 155 |
|
| 155 | 156 |
else val.bcd=false; |
| lab2/utils.c | ||
|---|---|---|
| 4 | 4 |
|
| 5 | 5 |
int(util_get_LSB)(uint16_t val, uint8_t *lsb) {
|
| 6 | 6 |
/* To be implemented by the students */ |
| 7 |
printf("%s is not yet implemented!\n", __func__);
|
|
| 8 |
|
|
| 9 |
return 1;
|
|
| 7 |
//printf("%s is not yet implemented!\n", __func__);
|
|
| 8 |
*lsb=val&0xFF; |
|
| 9 |
return 0;
|
|
| 10 | 10 |
} |
| 11 | 11 |
|
| 12 | 12 |
int(util_get_MSB)(uint16_t val, uint8_t *msb) {
|
| 13 | 13 |
/* To be implemented by the students */ |
| 14 |
printf("%s is not yet implemented!\n", __func__);
|
|
| 14 |
//printf("%s is not yet implemented!\n", __func__);
|
|
| 15 |
*msb=(val&0xFF00)>>8; |
|
| 15 | 16 |
|
| 16 |
return 1;
|
|
| 17 |
return 0;
|
|
| 17 | 18 |
} |
| 18 | 19 |
|
| 19 | 20 |
int (util_sys_inb)(int port, uint8_t *value) {
|
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