diff options
Diffstat (limited to 'resources/libreboot/patch/coreboot/33fb4cf0ffb01be8bcb6b488872c87eb50e7d77f/grub/kgpe-d16/0097-amd-family_10h-family_15h-Fix-poor-performance-on-Fa.patch')
| -rw-r--r-- | resources/libreboot/patch/coreboot/33fb4cf0ffb01be8bcb6b488872c87eb50e7d77f/grub/kgpe-d16/0097-amd-family_10h-family_15h-Fix-poor-performance-on-Fa.patch | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/resources/libreboot/patch/coreboot/33fb4cf0ffb01be8bcb6b488872c87eb50e7d77f/grub/kgpe-d16/0097-amd-family_10h-family_15h-Fix-poor-performance-on-Fa.patch b/resources/libreboot/patch/coreboot/33fb4cf0ffb01be8bcb6b488872c87eb50e7d77f/grub/kgpe-d16/0097-amd-family_10h-family_15h-Fix-poor-performance-on-Fa.patch deleted file mode 100644 index 2afd17d..0000000 --- a/resources/libreboot/patch/coreboot/33fb4cf0ffb01be8bcb6b488872c87eb50e7d77f/grub/kgpe-d16/0097-amd-family_10h-family_15h-Fix-poor-performance-on-Fa.patch +++ /dev/null @@ -1,124 +0,0 @@ -From 92145a02934f4e8d3044f734b001af21bdf50962 Mon Sep 17 00:00:00 2001 -From: Timothy Pearson <tpearson@raptorengineeringinc.com> -Date: Fri, 7 Aug 2015 19:04:49 -0500 -Subject: [PATCH 097/143] amd/family_10h-family_15h: Fix poor performance on - Family 15h CPUs - -Change-Id: Ieb1f1fb5653651c98764de79636669802578d5f9 -Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com> ---- - src/cpu/amd/family_10h-family_15h/defaults.h | 13 +++++-- - src/cpu/amd/family_10h-family_15h/init_cpus.c | 45 +++++++++++++++++++++++-- - 2 files changed, 52 insertions(+), 6 deletions(-) - -diff --git a/src/cpu/amd/family_10h-family_15h/defaults.h b/src/cpu/amd/family_10h-family_15h/defaults.h -index bff2efd..4868c5c 100644 ---- a/src/cpu/amd/family_10h-family_15h/defaults.h -+++ b/src/cpu/amd/family_10h-family_15h/defaults.h -@@ -535,15 +535,15 @@ static const struct { - { 3, 0x140, AMD_FAM10_ALL, AMD_PTYPE_ALL, - 0x00800756, 0x00F3FFFF }, - -- { 3, 0x140, AMD_FAM15_ALL, AMD_PTYPE_ALL, -- 0x00a11755, 0x00f3ffff }, -- - { 3, 0x140, AMD_FAM10_ALL, AMD_PTYPE_UMA, - 0x00C37756, 0x00F3FFFF }, - - { 3, 0x144, AMD_FAM10_ALL, AMD_PTYPE_UMA, - 0x00000036, 0x000000FF }, - -+ { 3, 0x140, AMD_FAM15_ALL, AMD_PTYPE_ALL, -+ 0x00a11755, 0x00f3ffff }, -+ - /* Errata 281 Workaround */ - { 3, 0x144, ( AMD_DR_B0 | AMD_DR_B1), - AMD_PTYPE_SVR, 0x00000001, 0x0000000F }, -@@ -555,6 +555,13 @@ static const struct { - { 3, 0x148, AMD_FAM10_ALL, AMD_PTYPE_UMA, - 0x8000052A, 0xD5FFFFFF }, - -+ /* Core Interface Buffer Count */ -+ { 3, 0x1a0, AMD_FAM15_ALL, AMD_PTYPE_ALL, -+ 0x00034004, 0x00037007 }, /* CpuToNbFreeBufCnt = 0x3, -+ L3ToSriReqCBC = 0x4, -+ L3FreeListCBC = default, -+ CpuCmdBufCnt = 0x4 */ -+ - /* ACPI Power State Control Reg1 */ - { 3, 0x80, AMD_FAM10_ALL, AMD_PTYPE_ALL, - 0xE6002200, 0xFFFFFFFF }, -diff --git a/src/cpu/amd/family_10h-family_15h/init_cpus.c b/src/cpu/amd/family_10h-family_15h/init_cpus.c -index d770f38..67893ca1 100644 ---- a/src/cpu/amd/family_10h-family_15h/init_cpus.c -+++ b/src/cpu/amd/family_10h-family_15h/init_cpus.c -@@ -847,8 +847,9 @@ static BOOL AMD_CpuFindCapability(u8 node, u8 cap_count, u8 * offset) - */ - static u32 AMD_checkLinkType(u8 node, u8 link, u8 regoff) - { -- u32 val; -- u32 linktype = 0; -+ uint32_t val; -+ uint32_t val2; -+ uint32_t linktype = 0; - - /* Check connect, init and coherency */ - val = pci_read_config32(NODE_PCI(node, 0), regoff + 0x18); -@@ -863,8 +864,13 @@ static u32 AMD_checkLinkType(u8 node, u8 link, u8 regoff) - if (linktype) { - /* Check gen3 */ - val = pci_read_config32(NODE_PCI(node, 0), regoff + 0x08); -+ val = (val >> 8) & 0xf; -+ if (is_gt_rev_d()) { -+ val2 = pci_read_config32(NODE_PCI(node, 0), regoff + 0x1c); -+ val |= (val2 & 0x1) << 4; -+ } - -- if (((val >> 8) & 0x0F) > 6) -+ if (val > 6) - linktype |= HTPHY_LINKTYPE_HT3; - else - linktype |= HTPHY_LINKTYPE_HT1; -@@ -1151,6 +1157,39 @@ static void cpuSetAMDPCI(u8 node) - pci_write_config32(NODE_PCI(node, 3), 0xd4, dword); - } - -+ if (revision & AMD_FAM15_ALL) { -+ uint32_t f5x80; -+ uint8_t cu_enabled; -+ uint8_t compute_unit_count = 0; -+ uint8_t compute_unit_buffer_count; -+ -+ /* Determine the number of active compute units on this node */ -+ f5x80 = pci_read_config32(NODE_PCI(node, 5), 0x80); -+ cu_enabled = f5x80 & 0xf; -+ if (cu_enabled == 0x1) -+ compute_unit_count = 1; -+ if (cu_enabled == 0x3) -+ compute_unit_count = 2; -+ if (cu_enabled == 0x7) -+ compute_unit_count = 3; -+ if (cu_enabled == 0xf) -+ compute_unit_count = 4; -+ -+ if (compute_unit_count == 1) -+ compute_unit_buffer_count = 0x1c; -+ else if (compute_unit_count == 2) -+ compute_unit_buffer_count = 0x18; -+ else if (compute_unit_count == 3) -+ compute_unit_buffer_count = 0x14; -+ else -+ compute_unit_buffer_count = 0x10; -+ -+ dword = pci_read_config32(NODE_PCI(node, 3), 0x1a0); -+ dword &= ~(0x1f << 4); /* L3FreeListCBC = compute_unit_buffer_count */ -+ dword |= (compute_unit_buffer_count << 4); -+ pci_write_config32(NODE_PCI(node, 3), 0x1a0, dword); -+ } -+ - printk(BIOS_DEBUG, " done\n"); - } - --- -1.7.9.5 - |