| /shark/trunk/oslib/kl/advtimer.c |
|---|
| 123,6 → 123,8 |
| #define CALIBRATE_LATCH (5 * LATCH) |
| #define CALIBRATE_TIME (5 * 1000020/HZ) |
| #define COUNTER_END 50 |
| //TSC Calibration (idea from the linux kernel code) |
| void ll_calibrate_tsc(void) |
| { |
| 153,7 → 155,7 |
| end_8253 = inp(0x42); |
| end_8253 |= inp(0x42) << 8; |
| } while (end_8253 > 10); |
| } while (end_8253 > COUNTER_END); |
| rdtscll(end); |
| outp(0x43,0x00); |