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timekeeper: ticks_per_us (mhz) -> hz

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Matheus
2024-10-02 21:46:31 -03:00
parent a64b32e1aa
commit 8232f34493
5 changed files with 35 additions and 30 deletions
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kernel-src/arch/x86-64/hpet.c
+4 -4
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@@ -89,7 +89,7 @@ static timekeeper_source_info_t *hpet_init(void) {
struct acpi_hpet *table;
MUTEX_ACQUIRE(&init_mutex, false);
if (timekeeper_source_info.ticks_per_us) {
if (timekeeper_source_info.hz) {
// already initialized by someone else
goto leave;
}
@@ -107,9 +107,9 @@ static timekeeper_source_info_t *hpet_init(void) {
hpet_private.hpet = (void *)((uintptr_t)hpet_private.hpet + page_offset);
uint64_t capabilities = read64(HPET_REG_CAPS);
timekeeper_source_info.ticks_per_us = 1000000000 / HPET_CAP_FSPERTICK(capabilities);
printf("hpet%lu: %lu ticks per us (%lu fs per tick)\n", table->number, timekeeper_source_info.ticks_per_us, HPET_CAP_FSPERTICK(capabilities));
__assert(timekeeper_source_info.ticks_per_us);
timekeeper_source_info.hz = 1000000000000000lu / HPET_CAP_FSPERTICK(capabilities);
printf("hpet%lu: %lu ticks per us (%lu hz)\n", table->number, timekeeper_source_info.hz, HPET_CAP_FSPERTICK(capabilities));
__assert(timekeeper_source_info.hz);
write64(HPET_REG_CONFIG, 0);
write64(HPET_REG_COUNTER, 0);