Revision 18
Fix minor issue on set_frequency
| timer.c | ||
|---|---|---|
| 6 | 6 |
#include "i8254.h" |
| 7 | 7 |
|
| 8 | 8 |
int (timer_set_frequency)(uint8_t timer, uint32_t freq) {
|
| 9 |
|
|
| 10 |
// Frequencies out this range are not supported (by limitation of hardware) |
|
| 11 |
if (freq > TIMER_FREQ || freq < TIMER_MIN_FREQ) return 1; |
|
| 12 |
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|
| 9 | 13 |
uint8_t status = 0; |
| 10 | 14 |
if (timer_get_conf(timer, &status)) return 1; |
| 11 | 15 |
//Make command |
| ... | ... | |
| 41 | 45 |
if (sys_outb(timer_port, lsb)) return 1; |
| 42 | 46 |
if (sys_outb(timer_port, msb)) return 1; |
| 43 | 47 |
|
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//if (sys_outw(timer_port, counter_init)) return 1; |
|
| 45 |
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|
| 46 | 48 |
return 0; |
| 47 | 49 |
} |
| 48 | 50 |
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