diff options
Diffstat (limited to 'resources/libreboot/patch/kgpe-d16/0134-cpu-amd-family_10h-family_15h-Apply-missing-Family-1.patch')
| -rw-r--r-- | resources/libreboot/patch/kgpe-d16/0134-cpu-amd-family_10h-family_15h-Apply-missing-Family-1.patch | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/resources/libreboot/patch/kgpe-d16/0134-cpu-amd-family_10h-family_15h-Apply-missing-Family-1.patch b/resources/libreboot/patch/kgpe-d16/0134-cpu-amd-family_10h-family_15h-Apply-missing-Family-1.patch new file mode 100644 index 00000000..c52d5843 --- /dev/null +++ b/resources/libreboot/patch/kgpe-d16/0134-cpu-amd-family_10h-family_15h-Apply-missing-Family-1.patch @@ -0,0 +1,70 @@ +From 448990c014328f7e6951e3ba1c4dfab25e35e9dd Mon Sep 17 00:00:00 2001 +From: Timothy Pearson <tpearson@raptorengineeringinc.com> +Date: Thu, 3 Sep 2015 17:43:52 -0500 +Subject: [PATCH 134/143] cpu/amd/family_10h-family_15h: Apply missing Family + 15h errata fixes + +Change-Id: I132874fe5b5a8b9a87422e2f07bff03bc5863ca4 +Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com> +--- + src/cpu/amd/family_10h-family_15h/defaults.h | 12 ++++++++++++ + src/northbridge/amd/amdfam10/misc_control.c | 6 ++++++ + 2 files changed, 18 insertions(+) + +diff --git a/src/cpu/amd/family_10h-family_15h/defaults.h b/src/cpu/amd/family_10h-family_15h/defaults.h +index af59120..7a84fcb 100644 +--- a/src/cpu/amd/family_10h-family_15h/defaults.h ++++ b/src/cpu/amd/family_10h-family_15h/defaults.h +@@ -166,6 +166,14 @@ static const struct { + 0x0000000C, 0x00000000, + 0x0000000C, 0x00000000}, /* Cx and Dx multiple-link processor */ + ++ { OSVW_ID_Length, AMD_FAM15_ALL, AMD_PTYPE_ALL, ++ 0x00000005, 0x00000000, ++ 0x00000005, 0x00000000}, /* OSVW_ID_Length = 0x5 */ ++ ++ { OSVW_Status, AMD_FAM15_ALL, AMD_PTYPE_ALL, ++ 0x00000010, 0x00000000, ++ 0x00000010, 0x00000000}, /* OsvwId4 = 0x1 */ ++ + { BU_CFG2, AMD_DR_Dx, AMD_PTYPE_ALL, + 0x00000000, 1 << (50-32), + 0x00000000, 1 << (50-32)}, /* D0 or Above, RdMmExtCfgQwEn*/ +@@ -638,6 +646,10 @@ static const struct { + { 3, 0x1b8, (AMD_FAM10_ALL | AMD_FAM15_ALL), AMD_PTYPE_ALL, + 0x00001000, 0x00001000 }, /* [12] = L3PrivReplEn */ + ++ /* Errata 504 workaround */ ++ { 3, 0x1b8, AMD_FAM15_ALL, AMD_PTYPE_ALL, ++ 0x00040000, 0x00040000 }, /* [18] = 1b */ ++ + /* IBS Control Register */ + { 3, 0x1cc, (AMD_FAM10_ALL | AMD_FAM15_ALL), AMD_PTYPE_ALL, + 0x00000100, 0x00000100 }, /* [8] = LvtOffsetVal */ +diff --git a/src/northbridge/amd/amdfam10/misc_control.c b/src/northbridge/amd/amdfam10/misc_control.c +index 4b62c69..a3d6b19 100644 +--- a/src/northbridge/amd/amdfam10/misc_control.c ++++ b/src/northbridge/amd/amdfam10/misc_control.c +@@ -79,6 +79,7 @@ static void mcf3_read_resources(device_t dev) + + static void set_agp_aperture(device_t dev, uint32_t pci_id) + { ++ uint32_t dword; + struct resource *resource; + + resource = probe_resource(dev, 0x94); +@@ -109,6 +110,11 @@ static void set_agp_aperture(device_t dev, uint32_t pci_id) + + /* Report the resource has been stored... */ + report_resource_stored(pdev, resource, " <gart>"); ++ ++ /* Errata 540 workaround */ ++ dword = pci_read_config32(pdev, 0x90); ++ dword |= 0x1 << 6; /* DisGartTblWlkPrb = 0x1 */ ++ pci_write_config32(pdev, 0x90, dword); + } + } + } +-- +1.7.9.5 + |