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O1能跑的代码

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This commit is contained in:
fslongjin
2022-08-01 19:43:21 +08:00
parent 28e282d157
commit 58681fd34a
19 changed files with 71 additions and 28 deletions
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4
kernel/driver/timers/HPET/HPET.c
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@ -122,7 +122,7 @@ void HPET_measure_freq()
// 使用I/O APIC 的IRQ2接收hpet定时器0的中断
apic_make_rte_entry(&entry, 34, IO_APIC_FIXED, DEST_PHYSICAL, IDLE, POLARITY_HIGH, IRR_RESET, EDGE_TRIGGER, MASKED, 0);
// 计算HPET0间隔多少个时钟周期触发一次中断
uint64_t clks_to_intr = 0.001 * interval * HPET_freq;
// kdebug("clks_to_intr=%#ld", clks_to_intr);
@ -158,9 +158,9 @@ void HPET_measure_freq()
// 顺便测定tsc频率
test_tsc_start = rdtsc();
io_mfence();
while (measure_apic_timer_flag == false)
;
kdebug("wait done");
irq_unregister(34);