diff options
Diffstat (limited to 'src/cpu/x86/tsc')
| -rw-r--r-- | src/cpu/x86/tsc/delay_tsc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/cpu/x86/tsc/delay_tsc.c b/src/cpu/x86/tsc/delay_tsc.c index c8b7ba01dc..b2e20f422d 100644 --- a/src/cpu/x86/tsc/delay_tsc.c +++ b/src/cpu/x86/tsc/delay_tsc.c @@ -47,7 +47,8 @@ static unsigned long calibrate_tsc_with_pit(void) * (interrupt on terminal count mode), binary count, * load 5 * LATCH count, (LSB and MSB) to begin countdown. */ - outb(0xb0, 0x43); /* binary, mode 0, LSB/MSB, Ch 2 */ + outb(0xb0, 0x43); /* binary, mode 0, LSB/MSB, Ch 2 */ + outb(CALIBRATE_INTERVAL & 0xff, 0x42); /* LSB of count */ outb(CALIBRATE_INTERVAL >> 8, 0x42); /* MSB of count */ |