From 086b251f0cc930fd3bcd6297286ea9cbd2676f28 Mon Sep 17 00:00:00 2001 From: Matt DeVillier Date: Thu, 10 Aug 2023 11:52:01 -0500 Subject: soc/intel/baytrail: Adjust status of IOSF ACPI object Neither Windows nor mainline Linux make use of IOSF on the Baytrail platform, so adjust the ACPI status return value based on CONFIG(CHROMEOS) to prevent an unknown device being listed in Windows device manager. TEST=build/boot Win11, Linux 6.2 on google/swanky Change-Id: I249028c57cc704955cf5a11e2088780ef58e16cf Signed-off-by: Matt DeVillier Reviewed-on: https://review.coreboot.org/c/coreboot/+/77141 Reviewed-by: Sean Rhodes Tested-by: build bot (Jenkins) --- src/soc/intel/baytrail/acpi/southcluster.asl | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'src/soc') diff --git a/src/soc/intel/baytrail/acpi/southcluster.asl b/src/soc/intel/baytrail/acpi/southcluster.asl index 131825e341..9f3c76fff1 100644 --- a/src/soc/intel/baytrail/acpi/southcluster.asl +++ b/src/soc/intel/baytrail/acpi/southcluster.asl @@ -240,6 +240,15 @@ Device (IOSF) RBAS = CONFIG_ECAM_MMCONF_BASE_ADDRESS + 0xD0 Return (^RBUF) } + + Method (_STA) + { +#if CONFIG(CHROMEOS) + Return (0xF) +#else + Return (0x0) +#endif + } } /* LPC Bridge 0:1f.0 */ -- cgit v1.2.3