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authorWANG Siyuan <wangsiyuanbuaa@gmail.com>2014-10-22 13:47:18 +0800
committerKyösti Mälkki <kyosti.malkki@gmail.com>2014-10-23 19:19:02 +0200
commitb640fd39062194819cfb0ed4ff40b75fc383cac6 (patch)
treec5c88e4739846aefcb703a7904ea848c3a0db1ce /src/southbridge/amd/agesa/hudson
parent29d9c5675865e902cfd46df4b2f948c195de8884 (diff)
downloadcoreboot-b640fd39062194819cfb0ed4ff40b75fc383cac6.tar.xz
AMD Hudson: enable IMC fan control using ACPI code
IMC fan control should be enabled after OS launched. I have tested on OliveHill and Parmer with Windows 7 and Ubuntu 13.10. Change-Id: I16d6ff6b1272d16b840e803e0a95f6e363c79704 Signed-off-by: WANG Siyuan <SiYuan.Wang@amd.com> Signed-off-by: WANG Siyuan <wangsiyuanbuaa@gmail.com> Reviewed-on: http://review.coreboot.org/7165 Tested-by: build bot (Jenkins) Reviewed-by: Bruce Griffith <Bruce.Griffith@se-eng.com> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'src/southbridge/amd/agesa/hudson')
-rw-r--r--src/southbridge/amd/agesa/hudson/Kconfig4
-rw-r--r--src/southbridge/amd/agesa/hudson/acpi/fch.asl9
-rw-r--r--src/southbridge/amd/agesa/hudson/hudson.c2
3 files changed, 12 insertions, 3 deletions
diff --git a/src/southbridge/amd/agesa/hudson/Kconfig b/src/southbridge/amd/agesa/hudson/Kconfig
index 9ff6ef1622..a2a43a428e 100644
--- a/src/southbridge/amd/agesa/hudson/Kconfig
+++ b/src/southbridge/amd/agesa/hudson/Kconfig
@@ -244,6 +244,10 @@ config HUDSON_LEGACY_FREE
Select y if there is no keyboard controller in the system.
This sets variables in AGESA and ACPI.
+config ACPI_ENABLE_THERMAL_ZONE
+ bool
+ default y
+
endif # SOUTHBRIDGE_AMD_AGESA_HUDSON || SOUTHBRIDGE_AMD_AGESA_YANGTZE || SOUTHBRIDGE_AMD_AGESA_AVALON
if SOUTHBRIDGE_AMD_AGESA_YANGTZE || SOUTHBRIDGE_AMD_AGESA_AVALON
diff --git a/src/southbridge/amd/agesa/hudson/acpi/fch.asl b/src/southbridge/amd/agesa/hudson/acpi/fch.asl
index 4ffd19fd7d..2d81d568cf 100644
--- a/src/southbridge/amd/agesa/hudson/acpi/fch.asl
+++ b/src/southbridge/amd/agesa/hudson/acpi/fch.asl
@@ -179,9 +179,12 @@ Method(_INI, 0) {
/* Determine the OS we're running on */
OSFL()
- /* TODO: It is unstable. */
- //#include "acpi/AmdImc.asl" /* Hudson IMC function */
- //ITZE() /* enable IMC Fan Control*/
+#ifdef CONFIG_HUDSON_IMC_FWM
+#if CONFIG_HUDSON_IMC_FWM
+ #include "acpi/AmdImc.asl" /* Hudson IMC function */
+ ITZE() /* enable IMC Fan Control*/
+#endif
+#endif
} /* End Method(_SB._INI) */
Method(OSFL, 0){
diff --git a/src/southbridge/amd/agesa/hudson/hudson.c b/src/southbridge/amd/agesa/hudson/hudson.c
index f60dddb71f..3b57221d65 100644
--- a/src/southbridge/amd/agesa/hudson/hudson.c
+++ b/src/southbridge/amd/agesa/hudson/hudson.c
@@ -164,10 +164,12 @@ static void hudson_init(void *chip_info)
static void hudson_final(void *chip_info)
{
+#if !CONFIG_ACPI_ENABLE_THERMAL_ZONE
#if IS_ENABLED(CONFIG_HUDSON_IMC_FWM)
/* AMD AGESA does not enable thermal zone, so we enable it here. */
enable_imc_thermal_zone();
#endif
+#endif
}
struct chip_operations southbridge_amd_agesa_hudson_ops = {