From e0ceac3856cb065e596843c7ff9975274109f5cc Mon Sep 17 00:00:00 2001 From: Vladimir Serbinenko Date: Tue, 29 Jul 2014 00:51:31 +0200 Subject: ec/lenovo/h8: Apply ME workaround on X230 on S3 resume. This makes S3 work. Change-Id: Ife14372f5f9bb151d7e6e98c6069eb99d5369baf Signed-off-by: Vladimir Serbinenko Reviewed-on: http://review.coreboot.org/6392 Tested-by: build bot (Jenkins) Reviewed-by: Edward O'Callaghan --- src/ec/lenovo/h8/acpi/thermal.asl | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) (limited to 'src/ec') diff --git a/src/ec/lenovo/h8/acpi/thermal.asl b/src/ec/lenovo/h8/acpi/thermal.asl index 83d66c6592..fce079897c 100644 --- a/src/ec/lenovo/h8/acpi/thermal.asl +++ b/src/ec/lenovo/h8/acpi/thermal.asl @@ -1,7 +1,8 @@ Scope(\_TZ) { -#if defined (CONFIG_BOARD_LENOVO_X201) && CONFIG_BOARD_LENOVO_X201 - Name (MEBT, 0) +#if defined (EC_LENOVO_H8_ME_WORKAROUND) + Name (MEB1, 0) + Name (MEB2, 0) #endif Method(C2K, 1, NotSerialized) @@ -24,12 +25,12 @@ Scope(\_TZ) Return (C2K(127)) } Method(_TMP) { -#if defined (CONFIG_BOARD_LENOVO_X201) && CONFIG_BOARD_LENOVO_X201 +#if defined (EC_LENOVO_H8_ME_WORKAROUND) /* Avoid tripping alarm if ME isn't booted at all yet */ - If (LAnd (LNot (MEBT), LEqual (\_SB.PCI0.LPCB.EC.TMP0, 128))) { + If (LAnd (LNot (MEB1), LEqual (\_SB.PCI0.LPCB.EC.TMP0, 128))) { Return (C2K(40)) } - Store (1, MEBT) + Store (1, MEB1) #endif Return (C2K(\_SB.PCI0.LPCB.EC.TMP0)) } @@ -46,6 +47,13 @@ Scope(\_TZ) } Method(_TMP) { +#if defined (EC_LENOVO_H8_ME_WORKAROUND) + /* Avoid tripping alarm if ME isn't booted at all yet */ + If (LAnd (LNot (MEB2), LEqual (\_SB.PCI0.LPCB.EC.TMP1, 128))) { + Return (C2K(40)) + } + Store (1, MEB2) +#endif Return (C2K(\_SB.PCI0.LPCB.EC.TMP1)) } } -- cgit v1.2.3