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stos/amd64: hpet: Enable the main counter

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Signed-off-by: Chloe M. <chloe@mensia.org>
This commit is contained in:
Chloe M.
2026-06-27 06:43:22 +00:00
parent 6f09c21c90
commit 096ebd9325
1 changed files with 9 additions and 2 deletions
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paw/stos/arch/amd64/platform/hpet.c
+9 -2
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@@ -36,7 +36,7 @@ HpetWriteq(UCHAR Register, UQUAD Value)
}
RegBase = PTR_OFFSET(MMIOBase, Register);
MMIOWrite64(MMIOBase, Value);
MMIOWrite64(RegBase, Value);
}
/*
@@ -61,7 +61,7 @@ VOID
MdHpetInit(VOID)
{
ACPI_HPET *Hpet;
UQUAD GeneralCap;
UQUAD GeneralCap, GeneralConf;
ULONG ClkPeriod;
UCHAR RevId;
const ACPI_GAS *Gas;
@@ -96,4 +96,11 @@ MdHpetInit(VOID)
KeKnot(KNOT_MISC, "hpet: bad counter clk period\n");
if (RevId == 0)
KeKnot(KNOT_MISC, "hpet: bad revision id, must not be zero\n");
HpetWriteq(HPET_MAIN_COUNTER, 0);
/* Enable the counter */
GeneralConf = HpetReadq(HPET_GENERAL_CONF);
GeneralConf |= HPET_GCONF_EN;
HpetWriteq(HPET_GENERAL_CONF, GeneralConf);
}