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ec/starlabs: Store the correct value for KLBE when suspending

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The current code will read the raw value from the EC, which doesn't
match the respective setting in CMOS.

Switch argument will store the correct value.

Signed-off-by: Sean Rhodes <sean@starlabs.systems>
Change-Id: Ic2a83df9a270de6d7bab295e732a6c13accbe17c
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62606
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Sean Rhodes 2022-03-05 10:31:27 +00:00 • committed by Felix Held
commit 141e6fd245
1 changed files with 23 additions and 2 deletions
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25
src/ec/starlabs/merlin/acpi/suspend.asl
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@ -41,8 +41,29 @@ Method (RPTS, 1, Serialized)
}
}
\_SB.PCI0.LPCB.KLBC =
\_SB.PCI0.LPCB.EC.ECRD (RefOf (\_SB.PCI0.LPCB.EC.KLBE))
Switch (ToInteger (\_SB.PCI0.LPCB.EC.ECRD (RefOf (\_SB.PCI0.LPCB.EC.KLBE))))
{
// 0xdd == On == 0x00
// 0xcc == Off == 0x01
// 0xbb == Low == 0x02
// 0xaa == High == 0x03
Case (0xdd)
{
\_SB.PCI0.LPCB.KLBC = 0x00
}
Case (0xcc)
{
\_SB.PCI0.LPCB.KLBC = 0x01
}
Case (0xbb)
{
\_SB.PCI0.LPCB.KLBC = 0x02
}
Case (0xaa)
{
\_SB.PCI0.LPCB.KLBC = 0x03
}
}
}
/*