diff options
author | Timothy Pearson <tpearson@raptorengineeringinc.com> | 2015-10-16 14:24:06 -0500 |
---|---|---|
committer | Martin Roth <martinroth@google.com> | 2015-11-02 23:37:24 +0100 |
commit | b30d7ed8f09d4d5d75bf68f3ba74674fe65c4b4f (patch) | |
tree | ddc91437a60efdc74d2502fc1e321e455e5afda7 /src/cpu/amd/family_10h-family_15h | |
parent | 69b11f9d407057f0ea76784ecb0e9970cb7d0991 (diff) |
cpu/amd: Move model_10xxx to family_10h-family_15h
Change-Id: I34501d3fc68b71db7781dad11d5b883868932a60
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Reviewed-on: http://review.coreboot.org/11965
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/cpu/amd/family_10h-family_15h')
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/Kconfig | 88 | ||||
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/Makefile.inc | 14 | ||||
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/defaults.h | 475 | ||||
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/fidvid.c | 1044 | ||||
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/init_cpus.c | 964 | ||||
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/model_10xxx_init.c | 161 | ||||
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/monotonic_timer.c | 94 | ||||
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/powernow_acpi.c | 307 | ||||
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/processor_name.c | 319 | ||||
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/ram_calc.c | 50 | ||||
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/ram_calc.h | 21 | ||||
-rw-r--r-- | src/cpu/amd/family_10h-family_15h/update_microcode.c | 67 |
12 files changed, 3604 insertions, 0 deletions
diff --git a/src/cpu/amd/family_10h-family_15h/Kconfig b/src/cpu/amd/family_10h-family_15h/Kconfig new file mode 100644 index 0000000000..7c47e27ca2 --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/Kconfig @@ -0,0 +1,88 @@ +config CPU_AMD_MODEL_10XXX + bool + select ARCH_BOOTBLOCK_X86_32 + select ARCH_VERSTAGE_X86_32 + select ARCH_ROMSTAGE_X86_32 + select ARCH_RAMSTAGE_X86_32 + select SSE + select SSE2 + select MMCONF_SUPPORT_DEFAULT + select TSC_SYNC_LFENCE + select UDELAY_LAPIC + select HAVE_MONOTONIC_TIMER + select SUPPORT_CPU_UCODE_IN_CBFS + select CPU_MICROCODE_MULTIPLE_FILES + +if CPU_AMD_MODEL_10XXX + +config NUM_IPI_STARTS + int + default 1 + +config CPU_ADDR_BITS + int + default 48 + +config DCACHE_RAM_BASE + hex + default 0xc4000 + +config DCACHE_RAM_SIZE + hex + default 0x0c000 + +config DCACHE_BSP_STACK_SIZE + hex + default 0x2000 + +config DCACHE_BSP_STACK_SLUSH + hex + default 0x1000 + +config DCACHE_AP_STACK_SIZE + hex + default 0x400 + +config UDELAY_IO + bool + default n + +config SET_FIDVID + bool + default y + +config MAX_PHYSICAL_CPUS + int + default 1 + +config LIFT_BSP_APIC_ID + bool + default n + +if SET_FIDVID +config SET_FIDVID_DEBUG + bool + default y + +config SET_FIDVID_STORE_AP_APICID_AT_FIRST + bool + default y + +config SET_FIDVID_CORE0_ONLY + bool + default n + +# 0: all cores +# 1: core 0 only +# 2: all but core 0 +config SET_FIDVID_CORE_RANGE + int + default 0 + +endif # SET_FIDVID + +config UDELAY_LAPIC_FIXED_FSB + int + default 200 + +endif # CPU_AMD_MODEL_10XXX diff --git a/src/cpu/amd/family_10h-family_15h/Makefile.inc b/src/cpu/amd/family_10h-family_15h/Makefile.inc new file mode 100644 index 0000000000..5a81ab8b11 --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/Makefile.inc @@ -0,0 +1,14 @@ +romstage-y += ../../x86/mtrr/earlymtrr.c +ramstage-y += model_10xxx_init.c +ramstage-y += processor_name.c + +romstage-y += update_microcode.c +romstage-y += ram_calc.c +ramstage-y += ram_calc.c +ramstage-y += monotonic_timer.c +ramstage-$(CONFIG_HAVE_ACPI_TABLES) += powernow_acpi.c + +# Microcode for Family 10h, 11h, 12h, and 14h +cbfs-files-$(CONFIG_CPU_MICROCODE_MULTIPLE_FILES) += microcode_amd.bin +microcode_amd.bin-file := 3rdparty/blobs/cpu/amd/family_10h-family_14h/microcode_amd.bin +microcode_amd.bin-type := microcode diff --git a/src/cpu/amd/family_10h-family_15h/defaults.h b/src/cpu/amd/family_10h-family_15h/defaults.h new file mode 100644 index 0000000000..c4cf182764 --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/defaults.h @@ -0,0 +1,475 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <northbridge/amd/amdmct/amddefs.h> +#include <cpu/amd/mtrr.h> + +/* + * Default MSR and errata settings. + */ +static const struct { + u32 msr; + u32 revision; + u32 platform; + u32 data_lo; + u32 data_hi; + u32 mask_lo; + u32 mask_hi; +} fam10_msr_default[] = { + { TOP_MEM2, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000000, 0x00000000, + 0xFFFFFFFF, 0xFFFFFFFF }, + + { SYSCFG, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 3 << 21, 0x00000000, + 3 << 21, 0x00000000 }, /* [MtrrTom2En]=1,[TOM2EnWB] = 1*/ + + { HWCR, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 1 << 4, 0x00000000, + 1 << 4, 0x00000000 }, /* [INVD_WBINVD]=1 */ + + { MC4_CTL_MASK, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0xF << 19, 0x00000000, + 0xF << 19, 0x00000000 }, /* [RtryHt[0..3]]=1 */ + + { DC_CFG, AMD_FAM10_ALL, AMD_PTYPE_SVR, + 0x00000000, 0x00000004, + 0x00000000, 0x0000000C }, /* [REQ_CTR] = 1 for Server */ + + { DC_CFG, AMD_DR_Bx, AMD_PTYPE_SVR, + 0x00000000, 0x00000000, + 0x00000000, 0x00000C00 }, /* Erratum 326 */ + + { NB_CFG, AMD_FAM10_ALL, AMD_PTYPE_DC | AMD_PTYPE_MC, + 0x00000000, 1 << 22, + 0x00000000, 1 << 22 }, /* [ApicInitIDLo]=1 */ + + { BU_CFG2, AMD_DR_Bx, AMD_PTYPE_ALL, + 1 << 29, 0x00000000, + 1 << 29, 0x00000000 }, /* For Bx Smash1GPages=1 */ + + { DC_CFG, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 1 << 24, 0x00000000, + 1 << 24, 0x00000000 }, /* Erratum #261 [DIS_PIGGY_BACK_SCRUB]=1 */ + + { LS_CFG, AMD_DR_GT_B0, AMD_PTYPE_ALL, + 0 << 1, 0x00000000, + 1 << 1, 0x00000000 }, /* IDX_MATCH_ALL=0 */ + + { BU_CFG, AMD_DR_LT_B3, AMD_PTYPE_ALL, + 1 << 21, 0x00000000, + 1 << 21, 0x00000000 }, /* Erratum #254 DR B1 BU_CFG[21]=1 */ + + { BU_CFG, AMD_DR_LT_B3, AMD_PTYPE_ALL, + 1 << 23, 0x00000000, + 1 << 23, 0x00000000 }, /* Erratum #309 BU_CFG[23]=1 */ + + /* CPUID_EXT_FEATURES */ + { CPUIDFEATURES, AMD_FAM10_ALL, AMD_PTYPE_DC | AMD_PTYPE_MC, + 1 << 28, 0x00000000, + 1 << 28, 0x00000000 }, /* [HyperThreadFeatEn]=1 */ + + { CPUIDFEATURES, AMD_FAM10_ALL, AMD_PTYPE_DC, + 0x00000000, 1 << (33-32), + 0x00000000, 1 << (33-32) }, /* [ExtendedFeatEn]=1 */ + + { BU_CFG2, AMD_DRBH_Cx, AMD_PTYPE_ALL, + 0x00000000, 1 << (35-32), + 0x00000000, 1 << (35-32) }, /* Erratum 343 (set to 0 after CAR, in post_cache_as_ram()/model_10xxx_init() ) */ + + { OSVW_ID_Length, AMD_DR_Bx | AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, + 0x00000004, 0x00000000, + 0x00000004, 0x00000000}, /* B0 or Above, OSVW_ID_Length is 0004h */ + + { OSVW_Status, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_MC, + 0x0000000C, 0x00000000, + 0x0000000C, 0x00000000}, /* Cx and Dx multiple-link processor */ + + { BU_CFG2, AMD_DR_Dx, AMD_PTYPE_ALL, + 0x00000000, 1 << (50-32), + 0x00000000, 1 << (50-32)}, /* D0 or Above, RdMmExtCfgQwEn*/ + + { CPU_ID_EXT_FEATURES_MSR, AMD_DR_Dx, AMD_PTYPE_ALL, + 0x00000000, 1 << (51 - 32), + 0x00000000, 1 << (51 - 32)}, /* G34_PKG | C32_PKG | S1G4_PKG | ASB2_PKG */ +}; + + +/* + * Default PCI and errata settings. + */ +static const struct { + u8 function; + u16 offset; + u32 revision; + u32 platform; + u32 data; + u32 mask; +} fam10_pci_default[] = { + + /* Function 0 - HT Config */ + + { 0, 0x68, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x004E4800, 0x006E6800 }, /* [19:17] for 8bit APIC config, + [14:13] BufPriRel = 2h [11] RspPassPW set, + [22:21] DsNpReqLmt = 10b */ + + /* Errata 281 Workaround */ + { 0, 0x68, (AMD_DR_B0 | AMD_DR_B1), + AMD_PTYPE_SVR, 0x00200000, 0x00600000 }, /* [22:21] DsNpReqLmt0 = 01b */ + + { 0, 0x84, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00002000, 0x00002000 }, /* [13] LdtStopTriEn = 1 */ + + { 0, 0xA4, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00002000, 0x00002000 }, /* [13] LdtStopTriEn = 1 */ + + { 0, 0xC4, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00002000, 0x00002000 }, /* [13] LdtStopTriEn = 1 */ + + { 0, 0xE4, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00002000, 0x00002000 }, /* [13] LdtStopTriEn = 1 */ + + /* Link Global Retry Control Register */ + { 0, 0x150, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00073900, 0x00073F00 }, + + /* Errata 351 + * System software should program the Link Extended Control Registers[LS2En] + * (F0x[18C:170][8]) to 0b for all links. System software should also + * program Link Global Extended Control Register[ForceFullT0] + * (F0x16C[15:13]) to 000b */ + + { 0, 0x170, AMD_FAM10_ALL, AMD_PTYPE_ALL, /* Fix FAM10_ALL when fixed in rev guide */ + 0x00000000, 0x00000100 }, + { 0, 0x174, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000000, 0x00000100 }, + { 0, 0x178, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000000, 0x00000100 }, + { 0, 0x17C, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000000, 0x00000100 }, + { 0, 0x180, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000000, 0x00000100 }, + { 0, 0x184, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000000, 0x00000100 }, + { 0, 0x188, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000000, 0x00000100 }, + { 0, 0x18C, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000000, 0x00000100 }, + { 0, 0x170, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000000, 0x00000100 }, + + /* Link Global Extended Control Register */ + { 0, 0x16C, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000014, 0x0000003F }, /* [15:13] ForceFullT0 = 0b, + * Set T0Time 14h per BKDG */ + + + /* Function 1 - Map Init */ + + /* Before reading F1x114_x2 or F1x114_x3 software must + * initialize the registers or NB Array MCA errors may + * occur. BIOS should initialize index 0h of F1x114_x2 and + * F1x114_x3 to prevent reads from F1x114 from generating NB + * Array MCA errors. BKDG Doc #3116 Rev 1.07 + */ + + { 1, 0x110, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x20000000, 0xFFFFFFFF }, /* Select extended MMIO Base */ + + { 1, 0x114, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000000, 0xFFFFFFFF }, /* Clear map */ + + { 1, 0x110, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x30000000, 0xFFFFFFFF }, /* Select extended MMIO Base */ + + { 1, 0x114, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000000, 0xFFFFFFFF }, /* Clear map */ + + /* Function 2 - DRAM Controller */ + + /* Function 3 - Misc. Control */ + { 3, 0x40, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000100, 0x00000100 }, /* [8] MstrAbrtEn */ + + { 3, 0x44, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x4A30005C, 0x4A30005C }, /* [30] SyncOnDramAdrParErrEn = 1, + [27] NbMcaToMstCpuEn = 1, + [25] DisPciCfgCpuErrRsp = 1, + [21] SyncOnAnyErrEn = 1, + [20] SyncOnWDTEn = 1, + [6] CpuErrDis = 1, + [4] SyncPktPropDis = 1, + [3] SyncPktGenDis = 1, + [2] SyncOnUcEccEn = 1 */ + + /* XBAR buffer settings */ + { 3, 0x6C, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00018052, 0x700780F7 }, + + /* Errata 281 Workaround */ + { 3, 0x6C, ( AMD_DR_B0 | AMD_DR_B1), + AMD_PTYPE_SVR, 0x00010094, 0x700780F7 }, + + { 3, 0x6C, AMD_FAM10_ALL, AMD_PTYPE_UMA, + 0x60018051, 0x700780F7 }, + + { 3, 0x70, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00041153, 0x777777F7 }, + + { 3, 0x70, AMD_FAM10_ALL, AMD_PTYPE_UMA, + 0x61221151, 0x777777F7 }, + + { 3, 0x74, AMD_FAM10_ALL, AMD_PTYPE_UMA, + 0x00080101, 0x000F7777 }, + + { 3, 0x7C, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00090914, 0x707FFF1F }, + + /* Errata 281 Workaround */ + { 3, 0x7C, ( AMD_DR_B0 | AMD_DR_B1), + AMD_PTYPE_SVR, 0x00144514, 0x707FFF1F }, + + { 3, 0x7C, AMD_FAM10_ALL, AMD_PTYPE_UMA, + 0x00070814, 0x007FFF1F }, + + { 3, 0x140, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00800756, 0x00F3FFFF }, + + { 3, 0x140, AMD_FAM10_ALL, AMD_PTYPE_UMA, + 0x00C37756, 0x00F3FFFF }, + + { 3, 0x144, AMD_FAM10_ALL, AMD_PTYPE_UMA, + 0x00000036, 0x000000FF }, + + /* Errata 281 Workaround */ + { 3, 0x144, ( AMD_DR_B0 | AMD_DR_B1), + AMD_PTYPE_SVR, 0x00000001, 0x0000000F }, + /* [3:0] RspTok = 0001b */ + + { 3, 0x148, AMD_FAM10_ALL, AMD_PTYPE_UMA, + 0x8000052A, 0xD5FFFFFF }, + + /* ACPI Power State Control Reg1 */ + { 3, 0x80, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0xE6002200, 0xFFFFFFFF }, + + /* ACPI Power State Control Reg2 */ + { 3, 0x84, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0xA0E641E6, 0xFFFFFFFF }, + + { 3, 0xA0, AMD_FAM10_ALL, AMD_PTYPE_MOB | AMD_PTYPE_DSK, + 0x00000080, 0x00000080 }, /* [7] PSIVidEnable */ + + { 3, 0xA0, AMD_DR_Bx, AMD_PTYPE_ALL, + 0x00002800, 0x000003800 }, /* [13:11] PllLockTime = 5 */ + + { 3, 0xA0, (AMD_FAM10_ALL & ~(AMD_DR_Bx)), AMD_PTYPE_ALL, + 0x00000800, 0x000003800 }, /* [13:11] PllLockTime = 1 */ + + /* Reported Temp Control Register */ + { 3, 0xA4, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000080, 0x00000080 }, /* [7] TempSlewDnEn = 1 */ + + /* Clock Power/Timing Control 0 Register */ + { 3, 0xD4, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0xC0000F00, 0xF0000F00 }, /* [31] NbClkDivApplyAll = 1, + [30:28] NbClkDiv = 100b,[11:8] ClkRampHystSel = 1111b */ + + /* Clock Power/Timing Control 1 Register */ + { 3, 0xD8, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x03000016, 0x0F000077 }, /* [6:4] VSRampTime = 1, + [2:0] VSSlamTime = 6, [27:24] ReConDel = 3 */ + + + /* Clock Power/Timing Control 2 Register */ + { 3, 0xDC, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00005000, 0x00007000 }, /* [14:12] NbsynPtrAdj = 5 */ + + + /* Extended NB MCA Config Register */ + { 3, 0x180, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x007003E2, 0x007003E2 }, /* [22:20] = SyncFloodOn_Err = 7, + [9] SyncOnUncNbAryEn = 1 , + [8] SyncOnProtEn = 1, + [7] SyncFloodOnTgtAbtErr = 1, + [6] SyncFloodOnDatErr = 1, + [5] DisPciCfgCpuMstAbtRsp = 1, + [1] SyncFloodOnUsPwDataErr = 1 */ + + /* errata 346 - Fam10 C2, C3 + * System software should set F3x188[22] to 1b. */ + { 3, 0x188, AMD_DR_Cx, AMD_PTYPE_ALL, + 0x00400000, 0x00400000 }, + + /* L3 Control Register */ + { 3, 0x1B8, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00001000, 0x00001000 }, /* [12] = L3PrivReplEn */ + + /* IBS Control Register */ + { 3, 0x1CC, AMD_FAM10_ALL, AMD_PTYPE_ALL, + 0x00000100, 0x00000100 }, /* [8] = LvtOffsetVal */ +}; + + +/* + * Default HyperTransport Phy and errata settings. + */ +static const struct { + u16 htreg; /* HT Phy Register index */ + u32 revision; + u32 platform; + u32 linktype; + u32 data; + u32 mask; +} fam10_htphy_default[] = { + + /* Errata 344 - Fam10 C2/C3, D0/D1 + * System software should set bit 6 of F4x1[9C, 94, 8C, 84]_x[78:70, 68:60]. */ + { 0x60, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x61, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x62, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x63, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x64, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x65, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x66, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x67, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x68, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + + { 0x70, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x71, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x72, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x73, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x74, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x75, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x76, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x77, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x78, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + + /* Errata 354 - Fam10 C2, C3 + * System software should set bit 6 of F4x1[9C,94,8C,84]_x[58:50, 48:40] for all links. */ + { 0x40, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x41, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x42, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x43, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x44, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x45, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x46, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x47, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x48, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + + { 0x50, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x51, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x52, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x53, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x54, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x55, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x56, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x57, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + { 0x58, AMD_DR_Cx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00000040, 0x00000040 }, + + /* Errata 327 - Fam10 C2/C3, D0/D1 + * BIOS should set the Link Phy Impedance Register[RttCtl] + * (F4x1[9C, 94, 8C, 84]_x[D0, C0][31:29]) to 010b and + * Link Phy Impedance Register[RttIndex] + * (F4x1[9C, 94, 8C, 84]_x[D0, C0][20:16]) to 00100b */ + { 0xC0, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x40040000, 0xe01F0000 }, + { 0xD0, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x40040000, 0xe01F0000 }, + + { 0x520A,AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00004000, 0x00006000 }, /* HT_PHY_DLL_REG */ + + { 0x530A, AMD_DR_Cx | AMD_DR_Dx, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00004000, 0x00006000 }, /* HT_PHY_DLL_REG */ + + { 0x520A, AMD_DR_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00004400, 0x00006400 }, /* HT_PHY_DLL_REG */ + + { 0x530A, AMD_DR_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x00004400, 0x00006400 }, /* HT_PHY_DLL_REG */ + + { 0xCF, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_HT3, + 0x00000000, 0x000000FF }, /* Provide clear setting for logical + completeness */ + + { 0xDF, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_HT3, + 0x00000000, 0x000000FF }, /* Provide clear setting for logical + completeness */ + + { 0xCF, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_HT1, + 0x0000006D, 0x000000FF }, /* HT_PHY_HT1_FIFO_PTR_OPT_VALUE */ + + { 0xDF, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_HT1, + 0x0000006D, 0x000000FF }, /* HT_PHY_HT1_FIFO_PTR_OPT_VALUE */ + + /* Link Phy Receiver Loop Filter Registers */ + { 0xD1, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_HT3, + 0x08040000, 0x3FFFC000 }, /* [29:22] LfcMax = 20h, + [21:14] LfcMin = 10h */ + + { 0xC1, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_HT3, + 0x08040000, 0x3FFFC000 }, /* [29:22] LfcMax = 20h, + [21:14] LfcMin = 10h */ + + { 0xD1, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_HT1, + 0x04020000, 0x3FFFC000 }, /* [29:22] LfcMax = 10h, + [21:14] LfcMin = 08h */ + + { 0xC1, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_HT1, + 0x04020000, 0x3FFFC000 }, /* [29:22] LfcMax = 10h, + [21:14] LfcMin = 08h */ + + { 0xC0, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL, + 0x40040000, 0xe01F0000 }, /* [31:29] RttCtl = 02h, + [20:16] RttIndex = 04h */ +}; diff --git a/src/cpu/amd/family_10h-family_15h/fidvid.c b/src/cpu/amd/family_10h-family_15h/fidvid.c new file mode 100644 index 0000000000..ce632765b4 --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/fidvid.c @@ -0,0 +1,1044 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ +/* + * This file initializes the CPU cores for voltage and frequency settings + * in the different power states. + */ +/* + +checklist (functions are in this file if no source file named) +Fam10 Bios and Kernel Development Guide #31116, rev 3.48, April 22, 2010 + +2.4.2.6 Requirements for p-states + +1.- F3x[84:80] According to table 100 : prep_fid_change + +2.- COF/VID : + 2.4.2.9.1 Steps 1,3-6 and warning for 2,7 if they apply + fixPsNbVidBeforeWR(...) + 2.4.2.9.1 Step 8 enable_fid_change + We do this for all nodes, I don't understand BKDG 100% on + whether this is or isn't meant by "on the local + processor". Must be OK. + 2.4.2.9.1 Steps 9-10 (repeat 1-7 and reset) romstage.c/init_cpus ? + 2.4.2.9.1 Steps 11-12 init_fidvid_stage2 + 2.4.2.9.2 DualPlane PVI : Not supported, don't know how to detect, + needs specific circuitry. + +3.- 2.4.2.7 dualPlaneOnly(dev) + +4.- 2.4.2.8 applyBoostFIDOffset(dev) + +5.- enableNbPState1(dev) + +6.- 2.4.1.7 + a) UpdateSinglePlaneNbVid() + b) setVSRamp(), called from prep_fid_change + c) prep_fid_change + d) improperly, for lack of voltage regulator details?, + F3xA0[PsiVidEn] in defaults.h + F3xA0[PsiVid] in init_cpus.c AMD_SetupPSIVID_d (before prep_fid_change) + +7.- TODO (Core Performance Boost is only available in revision E cpus, and we + don't seem to support those yet, at least they don't have any + constant in amddefs.h ) + +8.- FIXME ? Transition to min Pstate according to 2.4.2.15.3 is required + by 2.4.2.6 after warm reset. But 2.4.2.15 states that it is not required + if the warm reset is issued by coreboot to update NbFid. So it is required + or not ? How can I tell who issued warm reset ? + Coreboot transitions to P0 instead, which is not recommended, and does + not follow 2.4.2.15.2 to do so. + +9.- TODO Requires information on current delivery capability + (depends on mainboard and maybe power supply ?). One might use a config + option with the maximum number of Amperes that the board can deliver to CPU. + +10.- [Multiprocessor] TODO 2.4.2.12 + [Uniprocessor] FIXME ? We call setPStateMaxVal() in init_fidvid_stage2, + but not sure this is what is meant by "Determine the valid set of + P-states based on enabled P-states indicated + in MSRC001_00[68:64][PstateEn]" in 2.4.2.6-10 + +11.- finalPstateChange() from init_fidvid_Stage2 (BKDG says just "may", anyway) + +12.- generate ACPI for p-states. + generated in powernow_acpi.c amd_generate_powernow() + +"must also be completed" + +a.- PllLockTime set in ruleset in defaults.h + BKDG says set it "If MSRC001_00[68:64][CpuFid] is different between + any two enabled P-states", but since it does not say "only if" + I guess it is safe to do it always. + +b.- prep_fid_change(...) + + */ + +#if CONFIG_SET_FIDVID + +#include <northbridge/amd/amdht/AsPsDefs.h> + +static inline void print_debug_fv(const char *str, u32 val) +{ +#if CONFIG_SET_FIDVID_DEBUG + printk(BIOS_DEBUG, "%s%x\n", str, val); +#endif +} + +static inline void print_debug_fv_8(const char *str, u8 val) +{ +#if CONFIG_SET_FIDVID_DEBUG + printk(BIOS_DEBUG, "%s%02x\n", str, val); +#endif +} + +static inline void print_debug_fv_64(const char *str, u32 val, u32 val2) +{ +#if CONFIG_SET_FIDVID_DEBUG + printk(BIOS_DEBUG, "%s%x%x\n", str, val, val2); +#endif +} + +struct fidvid_st { + u32 common_fid; +}; + +static void enable_fid_change(u8 fid) +{ + u32 dword; + u32 nodes; + device_t dev; + int i; + + nodes = get_nodes(); + + for (i = 0; i < nodes; i++) { + dev = NODE_PCI(i, 3); + dword = pci_read_config32(dev, 0xd4); + dword &= ~0x1F; + dword |= (u32) fid & 0x1F; + dword |= 1 << 5; // enable + pci_write_config32(dev, 0xd4, dword); + printk(BIOS_DEBUG, "FID Change Node:%02x, F3xD4: %08x \n", i, + dword); + } +} + +static void applyBoostFIDOffset( device_t dev ) { + // BKDG 2.4.2.8 + // revision E only, but E is apparently not supported yet, therefore untested + if ((cpuid_edx(0x80000007) & CPB_MASK) + && ((cpuid_ecx(0x80000008) & NC_MASK) ==5) ) { + u32 core = get_node_core_id_x().coreid; + u32 asymetricBoostThisCore = ((pci_read_config32(dev, 0x10C) >> (core*2))) & 3; + msr_t msr = rdmsr(PS_REG_BASE); + u32 cpuFid = msr.lo & PS_CPU_FID_MASK; + cpuFid = cpuFid + asymetricBoostThisCore; + msr.lo &= ~PS_CPU_FID_MASK; + msr.lo |= cpuFid ; + wrmsr(PS_REG_BASE , msr); + + } +} + +static void enableNbPState1( device_t dev ) { + u32 cpuRev = mctGetLogicalCPUID(0xFF); + if (cpuRev & AMD_FAM10_C3) { + u32 nbPState = (pci_read_config32(dev, 0x1F0) & NB_PSTATE_MASK); + if ( nbPState){ + u32 nbVid1 = (pci_read_config32(dev, 0x1F4) & NB_VID1_MASK) >> NB_VID1_SHIFT; + u32 i; + for (i = nbPState; i < NM_PS_REG; i++) { + msr_t msr = rdmsr(PS_REG_BASE + i); + if (msr.hi & PS_EN_MASK ) { + msr.hi |= NB_DID_M_ON; + msr.lo &= NB_VID_MASK_OFF; + msr.lo |= ( nbVid1 << NB_VID_POS); + wrmsr(PS_REG_BASE + i, msr); + } + } + } + } +} + +static u8 setPStateMaxVal( device_t dev ) { + u8 i,maxpstate=0; + for (i = 0; i < NM_PS_REG; i++) { + msr_t msr = rdmsr(PS_REG_BASE + i); + if (msr.hi & PS_IDD_VALUE_MASK) { + msr.hi |= PS_EN_MASK ; + wrmsr(PS_REG_BASE + i, msr); + } + if (msr.hi & PS_EN_MASK) { + maxpstate = i; + } + } + //FIXME: CPTC2 and HTC_REG should get max per node, not per core ? + u32 reg = pci_read_config32(dev, CPTC2); + reg &= PS_MAX_VAL_MASK; + reg |= (maxpstate << PS_MAX_VAL_POS); + pci_write_config32(dev, CPTC2,reg); + return maxpstate; +} + +static void dualPlaneOnly( device_t dev ) { + // BKDG 2.4.2.7 + + u32 cpuRev = mctGetLogicalCPUID(0xFF); + if ((mctGetProcessorPackageType() == AMD_PKGTYPE_AM3_2r2) + && (cpuRev & AMD_DR_Cx)) { // should be rev C or rev E but there's no constant for E + if ( (pci_read_config32(dev, 0x1FC) & DUAL_PLANE_ONLY_MASK) + && (pci_read_config32(dev, 0xA0) & PVI_MODE) ){ + if (cpuid_edx(0x80000007) & CPB_MASK) { + // revision E only, but E is apparently not supported yet, therefore untested + msr_t minPstate = rdmsr(0xC0010065); + wrmsr(0xC0010065, rdmsr(0xC0010068) ); + wrmsr(0xC0010068,minPstate); + } else { + msr_t msr; + msr.lo=0; msr.hi=0; + wrmsr(0xC0010064, rdmsr(0xC0010068) ); + wrmsr(0xC0010068, msr ); + } + + //FIXME: CPTC2 and HTC_REG should get max per node, not per core ? + u8 maxpstate = setPStateMaxVal(dev); + + u32 reg = pci_read_config32(dev, HTC_REG); + reg &= HTC_PS_LMT_MASK; + reg |= (maxpstate << PS_LIMIT_POS); + pci_write_config32(dev, HTC_REG,reg); + + } + } +} + +static int vidTo100uV(u8 vid) +{// returns voltage corresponding to vid in tenths of mV, i.e. hundreds of uV + // BKDG #31116 rev 3.48 2.4.1.6 + int voltage; + if (vid >= 0x7c) { + voltage = 0; + } else { + voltage = (15500 - (125*vid)); + } + return voltage; +} + +static void setVSRamp(device_t dev) { + /* BKDG r31116 2010-04-22 2.4.1.7 step b F3xD8[VSRampTime] + * If this field accepts 8 values between 10 and 500 us why + * does page 324 say "BIOS should set this field to 001b." + * (20 us) ? + * Shouldn't it depend on the voltage regulators, mainboard + * or something ? + */ + u32 dword; + dword = pci_read_config32(dev, 0xd8); + dword &= VSRAMP_MASK; + dword |= VSRAMP_VALUE; + pci_write_config32(dev, 0xd8, dword); +} + +static void recalculateVsSlamTimeSettingOnCorePre(device_t dev) +{ + u8 pviModeFlag; + u8 highVoltageVid, lowVoltageVid, bValue; + u16 minimumSlamTime; + u16 vSlamTimes[7] = { 1000, 2000, 3000, 4000, 6000, 10000, 20000 }; /* Reg settings scaled by 100 */ + u32 dtemp; + msr_t msr; + + /* This function calculates the VsSlamTime using the range of possible + * voltages instead of a hardcoded 200us. + * Note: his function is called only from prep_fid_change, + * and that from init_cpus.c finalize_node_setup() + * (after set AMD MSRs and init ht ) + */ + + /* BKDG r31116 2010-04-22 2.4.1.7 step b F3xD8[VSSlamTime] */ + /* Calculate Slam Time + * Vslam = (mobileCPU?0.2:0.4)us/mV * (Vp0 - (lowest out of Vpmin or Valt)) mV + * In our case, we will scale the values by 100 to avoid + * decimals. + */ + + /* Determine if this is a PVI or SVI system */ + dtemp = pci_read_config32(dev, 0xA0); + + if (dtemp & PVI_MODE) + pviModeFlag = 1; + else + pviModeFlag = 0; + + /* Get P0's voltage */ + /* MSRC001_00[68:64] are not programmed yet when called from + prep_fid_change, one might use F4x1[F0:E0] instead, but + theoretically MSRC001_00[68:64] are equal to them after + reset. */ + msr = rdmsr(0xC0010064); + highVoltageVid = (u8) ((msr.lo >> PS_CPU_VID_SHFT) & 0x7F); + if (!(msr.hi & 0x80000000)) { + printk(BIOS_ERR,"P-state info in MSRC001_0064 is invalid !!!\n"); + highVoltageVid = (u8) ((pci_read_config32(dev, 0x1E0) + >> PS_CPU_VID_SHFT) & 0x7F); + } + + /* If SVI, we only care about CPU VID. + * If PVI, determine the higher voltage b/t NB and CPU + */ + if (pviModeFlag) { + bValue = (u8) ((msr.lo >> PS_NB_VID_SHFT) & 0x7F); + if (highVoltageVid > bValue) + highVoltageVid = bValue; + } + + /* Get PSmax's index */ + msr = rdmsr(0xC0010061); + bValue = (u8) ((msr.lo >> PS_MAX_VAL_SHFT) & BIT_MASK_3); + + /* Get PSmax's VID */ + msr = rdmsr(0xC0010064 + bValue); + lowVoltageVid = (u8) ((msr.lo >> PS_CPU_VID_SHFT) & 0x7F); + if (!(msr.hi & 0x80000000)) { + printk(BIOS_ERR,"P-state info in MSR%8x is invalid !!!\n",0xC0010064 + bValue); + lowVoltageVid = (u8) ((pci_read_config32(dev, 0x1E0+(bValue*4)) + >> PS_CPU_VID_SHFT) & 0x7F); + } + + /* If SVI, we only care about CPU VID. + * If PVI, determine the higher voltage b/t NB and CPU + * BKDG 2.4.1.7 (a) + */ + if (pviModeFlag) { + bValue = (u8) ((msr.lo >> PS_NB_VID_SHFT) & 0x7F); + if (lowVoltageVid > bValue) + lowVoltageVid = bValue; + } + + /* Get AltVID */ + dtemp = pci_read_config32(dev, 0xDC); + bValue = (u8) (dtemp & BIT_MASK_7); + + /* Use the VID with the lowest voltage (higher VID) */ + if (lowVoltageVid < bValue) + lowVoltageVid = bValue; + + u8 mobileFlag = get_platform_type() & AMD_PTYPE_MOB; + minimumSlamTime = (mobileFlag?2:4) * (vidTo100uV(highVoltageVid) - vidTo100uV(lowVoltageVid)); /* * 0.01 us */ + + + /* Now round up to nearest register setting. + * Note that if we don't find a value, we + * will fall through to a value of 7 + */ + for (bValue = 0; bValue < 7; bValue++) { + if (minimumSlamTime <= vSlamTimes[bValue]) + break; + } + + /* Apply the value */ + dtemp = pci_read_config32(dev, 0xD8); + dtemp &= VSSLAM_MASK; + dtemp |= bValue; + pci_write_config32(dev, 0xd8, dtemp); +} + +static u32 nb_clk_did(int node, u32 cpuRev,u8 procPkg) { + u8 link0isGen3 = 0; + u8 offset; + if (AMD_CpuFindCapability(node, 0, &offset)) { + link0isGen3 = (AMD_checkLinkType(node, 0, offset) & HTPHY_LINKTYPE_HT3 ); + } + /* FIXME: NB_CLKDID should be 101b for AMD_DA_C2 in package + S1g3 in link Gen3 mode, but I don't know how to tell + package S1g3 from S1g4 */ + if ((cpuRev & AMD_DA_C2) && (procPkg & AMD_PKGTYPE_S1gX) + && link0isGen3) { + return 5 ; /* divide clk by 128*/ + } else { + return 4 ; /* divide clk by 16 */ + } +} + + +static u32 power_up_down(int node, u8 procPkg) { + u32 dword=0; + /* from CPU rev guide #41322 rev 3.74 June 2010 Table 26 */ + u8 singleLinkFlag = ((procPkg == AMD_PKGTYPE_AM3_2r2) + || (procPkg == AMD_PKGTYPE_S1gX) + || (procPkg == AMD_PKGTYPE_ASB2)); + + if (singleLinkFlag) { + /* + * PowerStepUp=01000b - 50nS + * PowerStepDown=01000b - 50ns + */ + dword |= PW_STP_UP50 | PW_STP_DN50; + } else { + u32 dispRefModeEn = (pci_read_config32(NODE_PCI(node,0),0x68) >> 24) & 1; + u32 isocEn = 0; + int j; + for(j=0 ; (j<4) && (!isocEn) ; j++ ) { + u8 offset; + if (AMD_CpuFindCapability(node, j, &offset)) { + isocEn = (pci_read_config32(NODE_PCI(node,0),offset+4) >>12) & 1; + } + } + + if (dispRefModeEn || isocEn) { + dword |= PW_STP_UP50 | PW_STP_DN50 ; + } else { + /* get number of cores for PowerStepUp & PowerStepDown in server + 1 core - 400nS - 0000b + 2 cores - 200nS - 0010b + 3 cores - 133nS -> 100nS - 0011b + 4 cores - 100nS - 0011b + */ + switch (get_core_num_in_bsp(node)) { + case 0: + dword |= PW_STP_UP400 | PW_STP_DN400; + break; + case 1: + case 2: + dword |= PW_STP_UP200 | PW_STP_DN200; + break; + case 3: + dword |= PW_STP_UP100 | PW_STP_DN100; + break; + default: + dword |= PW_STP_UP100 | PW_STP_DN100; + break; + } + } + } + return dword; +} + +static void config_clk_power_ctrl_reg0(int node, u32 cpuRev, u8 procPkg) { + device_t dev = NODE_PCI(node, 3); + + /* Program fields in Clock Power/Control register0 (F3xD4) */ + + /* set F3xD4 Clock Power/Timing Control 0 Register + * NbClkDidApplyAll=1b + * NbClkDid=100b or 101b + * PowerStepUp= "platform dependent" + * PowerStepDown= "platform dependent" + * LinkPllLink=01b + * ClkRampHystCtl=HW default + * ClkRampHystSel=1111b + */ + u32 dword= pci_read_config32(dev, 0xd4); + dword &= CPTC0_MASK; + dword |= NB_CLKDID_ALL | LNK_PLL_LOCK | CLK_RAMP_HYST_SEL_VAL; + dword |= (nb_clk_did(node,cpuRev,procPkg) << NB_CLKDID_SHIFT); + + dword |= power_up_down(node, procPkg); + + pci_write_config32(dev, 0xd4, dword); + +} + +static void config_power_ctrl_misc_reg(device_t dev,u32 cpuRev, u8 procPkg) { + /* check PVI/SVI */ + u32 dword = pci_read_config32(dev, 0xa0); + + /* BKDG r31116 2010-04-22 2.4.1.7 step b F3xA0[VSSlamVidMod] */ + /* PllLockTime and PsiVidEn set in ruleset in defaults.h */ + if (dword & PVI_MODE) { /* PVI */ + /* set slamVidMode to 0 for PVI */ + dword &= VID_SLAM_OFF ; + } else { /* SVI */ + /* set slamVidMode to 1 for SVI */ + dword |= VID_SLAM_ON; + } + /* set the rest of A0 since we're at it... */ + + if (cpuRev & (AMD_DA_Cx | AMD_RB_C3 )) { + dword |= NB_PSTATE_FORCE_ON; + } // else should we clear it ? + + + if ((procPkg == AMD_PKGTYPE_G34) || (procPkg == AMD_PKGTYPE_C32) ) { + dword |= BP_INS_TRI_EN_ON ; + } + + /* TODO: look into C1E state and F3xA0[IdleExitEn]*/ + #if CONFIG_SVI_HIGH_FREQ + if (cpuRev & AMD_FAM10_C3) { + dword |= SVI_HIGH_FREQ_ON; + } + #endif + pci_write_config32(dev, 0xa0, dword); +} + +static void config_nb_syn_ptr_adj(device_t dev, u32 cpuRev) { + /* Note the following settings are additional from the ported + * function setFidVidRegs() + */ + /* adjust FIFO between nb and core clocks to max allowed + values (min latency) */ + u32 nbPstate = pci_read_config32(dev,0x1f0) & NB_PSTATE_MASK; + u8 nbSynPtrAdj; + if ((cpuRev & (AMD_DR_Bx|AMD_DA_Cx) ) + || ( (cpuRev & AMD_RB_C3) && (nbPstate!=0))) { + nbSynPtrAdj = 5; + } else { + nbSynPtrAdj = 6; + } + + u32 dword = pci_read_config32(dev, 0xDc); + dword &= ~ NB_SYN_PTR_ADJ_MASK; + dword |= nbSynPtrAdj << NB_SYN_PTR_ADJ_POS; + /* NbsynPtrAdj set to 5 or 6 per BKDG (needs reset) */ + pci_write_config32(dev, 0xdc, dword); +} + +static void config_acpi_pwr_state_ctrl_regs(device_t dev, u32 cpuRev, u8 procPkg) { + /* step 1, chapter 2.4.2.6 of AMD Fam 10 BKDG #31116 Rev 3.48 22.4.2010 */ + u32 dword; + u32 c1= 1; + if (cpuRev & (AMD_DR_Bx)) { + // will coreboot ever enable cache scrubbing ? + // if it does, will it be enough to check the current state + // or should we configure for what we'll set up later ? + dword = pci_read_config32(dev, 0x58); + u32 scrubbingCache = dword & + ( (0x1F << 16) // DCacheScrub + | (0x1F << 8) ); // L2Scrub + if (scrubbingCache) { + c1 = 0x80; + } else { + c1 = 0xA0; + } + } else { // rev C or later + // same doubt as cache scrubbing: ok to check current state ? + dword = pci_read_config32(dev, 0xDC); + u32 cacheFlushOnHalt = dword & (7 << 16); + if (!cacheFlushOnHalt) { + c1 = 0x80; + } + } + dword = (c1 << 24) | (0xE641E6); + pci_write_config32(dev, 0x84, dword); + + + /* FIXME: BKDG Table 100 says if the link is at a Gen1 +frequency and the chipset does not support a 10us minimum LDTSTOP +assertion time, then { If ASB2 && SVI then smaf001 = F6h else +smaf001=87h. } else ... I hardly know what it means or how to check +it from here, so I bluntly assume it is false and code here the else, +which is easier */ + + u32 smaf001 = 0xE6; + if (cpuRev & AMD_DR_Bx ) { + smaf001 = 0xA6; + } else { + #if CONFIG_SVI_HIGH_FREQ + if (cpuRev & (AMD_RB_C3 | AMD_DA_C3)) { + smaf001 = 0xF6; + } + #endif + } + u32 fidvidChange = 0; + if (((cpuRev & AMD_DA_Cx) && (procPkg & AMD_PKGTYPE_S1gX)) + || (cpuRev & AMD_RB_C3) ) { + fidvidChange=0x0B; + } + dword = (0xE6 << 24) | (fidvidChange << 16) + | (smaf001 << 8) | 0x81; + pci_write_config32(dev, 0x80, dword); +} + +static void prep_fid_change(void) +{ + u32 dword; + u32 nodes; + device_t dev; + int i; + + /* This needs to be run before any Pstate changes are requested */ + + nodes = get_nodes(); + + for (i = 0; i < nodes; i++) { + printk(BIOS_DEBUG, "Prep FID/VID Node:%02x\n", i); + dev = NODE_PCI(i, 3); + u32 cpuRev = mctGetLogicalCPUID(0xFF) ; + u8 procPkg = mctGetProcessorPackageType(); + + setVSRamp(dev); + /* BKDG r31116 2010-04-22 2.4.1.7 step b F3xD8[VSSlamTime] */ + /* Figure out the value for VsSlamTime and program it */ + recalculateVsSlamTimeSettingOnCorePre(dev); + + config_clk_power_ctrl_reg0(i,cpuRev,procPkg); + + config_power_ctrl_misc_reg(dev,cpuRev,procPkg); + config_nb_syn_ptr_adj(dev,cpuRev); + + config_acpi_pwr_state_ctrl_regs(dev,cpuRev,procPkg); + + dword = pci_read_config32(dev, 0x80); + printk(BIOS_DEBUG, " F3x80: %08x\n", dword); + dword = pci_read_config32(dev, 0x84); + printk(BIOS_DEBUG, " F3x84: %08x\n", dword); + dword = pci_read_config32(dev, 0xD4); + printk(BIOS_DEBUG, " F3xD4: %08x\n", dword); + dword = pci_read_config32(dev, 0xD8); + printk(BIOS_DEBUG, " F3xD8: %08x\n", dword); + dword = pci_read_config32(dev, 0xDC); + printk(BIOS_DEBUG, " F3xDC: %08x\n", dword); + } +} + +static void waitCurrentPstate(u32 target_pstate){ + msr_t initial_msr = rdmsr(TSC_MSR); + msr_t pstate_msr = rdmsr(CUR_PSTATE_MSR); + msr_t tsc_msr; + u8 timedout ; + + /* paranoia ? I fear when we run fixPsNbVidBeforeWR we can enter a + * P1 that is a copy of P0, therefore has the same NB DID but the + * TSC will count twice per tick, so we have to wait for twice the + * count to achieve the desired timeout. But I'm likely to + * misunderstand this... + */ + u32 corrected_timeout = ( (pstate_msr.lo==1) + && (!(rdmsr(0xC0010065).lo & NB_DID_M_ON)) ) ? + WAIT_PSTATE_TIMEOUT*2 : WAIT_PSTATE_TIMEOUT ; + msr_t timeout; + + timeout.lo = initial_msr.lo + corrected_timeout ; + timeout.hi = initial_msr.hi; + if ( (((u32)0xffffffff) - initial_msr.lo) < corrected_timeout ) { + timeout.hi++; + } + + // assuming TSC ticks at 1.25 ns per tick (800 MHz) + do { + pstate_msr = rdmsr(CUR_PSTATE_MSR); + tsc_msr = rdmsr(TSC_MSR); + timedout = (tsc_msr.hi > timeout.hi) + || ((tsc_msr.hi == timeout.hi) && (tsc_msr.lo > timeout.lo )); + } while ( (pstate_msr.lo != target_pstate) && (! timedout) ) ; + + if (pstate_msr.lo != target_pstate) { + msr_t limit_msr = rdmsr(0xc0010061); + printk(BIOS_ERR, "*** Time out waiting for P-state %01x. Current P-state %01x P-state current limit MSRC001_0061=%02x\n", target_pstate, pstate_msr.lo, limit_msr.lo); + + do { // should we just go on instead ? + pstate_msr = rdmsr(CUR_PSTATE_MSR); + } while ( pstate_msr.lo != target_pstate ) ; + } +} + +static void set_pstate(u32 nonBoostedPState) { + msr_t msr; + + // Transition P0 for calling core. + msr = rdmsr(0xC0010062); + + msr.lo = nonBoostedPState; + wrmsr(0xC0010062, msr); + + /* Wait for P0 to set. */ + waitCurrentPstate(nonBoostedPState); +} + + + + +static void UpdateSinglePlaneNbVid(void) +{ + u32 nbVid, cpuVid; + u8 i; + msr_t msr; + + /* copy higher voltage (lower VID) of NBVID & CPUVID to both */ + for (i = 0; i < 5; i++) { + msr = rdmsr(PS_REG_BASE + i); + nbVid = (msr.lo & PS_CPU_VID_M_ON) >> PS_CPU_VID_SHFT; + cpuVid = (msr.lo & PS_NB_VID_M_ON) >> PS_NB_VID_SHFT; + + if (nbVid != cpuVid) { + if (nbVid > cpuVid) + nbVid = cpuVid; + + msr.lo = msr.lo & PS_BOTH_VID_OFF; + msr.lo = msr.lo | (u32) ((nbVid) << PS_NB_VID_SHFT); + msr.lo = msr.lo | (u32) ((nbVid) << PS_CPU_VID_SHFT); + wrmsr(PS_REG_BASE + i, msr); + } + } +} + +static void fixPsNbVidBeforeWR(u32 newNbVid, u32 coreid, u32 dev, u8 pviMode) + { + msr_t msr; + u8 startup_pstate; + + /* This function sets NbVid before the warm reset. + * Get StartupPstate from MSRC001_0071. + * Read Pstate register pointed by [StartupPstate]. + * and copy its content to P0 and P1 registers. + * Copy newNbVid to P0[NbVid]. + * transition to P1 on all cores, + * then transition to P0 on core 0. + * Wait for MSRC001_0063[CurPstate] = 000b on core 0. + * see BKDG rev 3.48 2.4.2.9.1 BIOS NB COF and VID Configuration + * for SVI and Single-Plane PVI Systems + */ + + msr = rdmsr(0xc0010071); + startup_pstate = (msr.hi >> (32 - 32)) & 0x07; + + /* Copy startup pstate to P1 and P0 MSRs. Set the maxvid for + * this node in P0. Then transition to P1 for corex and P0 + * for core0. These setting will be cleared by the warm reset + */ + msr = rdmsr(0xC0010064 + startup_pstate); + wrmsr(0xC0010065, msr); + wrmsr(0xC0010064, msr); + + /* missing step 2 from BDKG , F3xDC[PstateMaxVal] = + * max(1,F3xDC[PstateMaxVal] ) because it would take + * synchronization between cores and we don't think + * PstatMaxVal is going to be 0 on cold reset anyway ? + */ + if ( ! (pci_read_config32(dev, 0xDC) & (~ PS_MAX_VAL_MASK)) ) { + printk(BIOS_ERR,"F3xDC[PstateMaxVal] is zero. Northbridge voltage setting will fail. fixPsNbVidBeforeWR in fidvid.c needs fixing. See AMD # 31116 rev 3.48 BKDG 2.4.2.9.1 \n"); + }; + + msr.lo &= ~0xFE000000; // clear nbvid + msr.lo |= (newNbVid << 25); + wrmsr(0xC0010064, msr); + + if (pviMode) { /* single plane*/ + UpdateSinglePlaneNbVid(); + } + + // Transition to P1 for all APs and P0 for core0. + set_pstate(1); + + if (coreid == 0) { + set_pstate(0); + } + + /* missing step 7 (restore PstateMax to 0 if needed) because + * we skipped step 2 + */ + +} + +static u32 needs_NB_COF_VID_update(void) +{ + u8 nb_cof_vid_update; + u8 nodes; + u8 i; + + /* If any node has nb_cof_vid_update set all nodes need an update. */ + nodes = get_nodes(); + nb_cof_vid_update = 0; + for (i = 0; i < nodes; i++) { + u32 cpuRev = mctGetLogicalCPUID(i) ; + u32 nbCofVidUpdateDefined = (cpuRev & (AMD_FAM10_LT_D)); + if (nbCofVidUpdateDefined + && (pci_read_config32(NODE_PCI(i, 3), 0x1FC) + & NB_COF_VID_UPDATE_MASK)) { + nb_cof_vid_update = 1; + break; + } + } + return nb_cof_vid_update; +} + +static u32 init_fidvid_core(u32 nodeid, u32 coreid) +{ + device_t dev; + u32 vid_max; + u32 fid_max = 0; + u8 nb_cof_vid_update = needs_NB_COF_VID_update(); + u8 pvimode; + u32 reg1fc; + + /* Steps 1-6 of BIOS NB COF and VID Configuration + * for SVI and Single-Plane PVI Systems. BKDG 2.4.2.9 #31116 rev 3.48 + */ + + dev = NODE_PCI(nodeid, 3); + pvimode = pci_read_config32(dev, PW_CTL_MISC) & PVI_MODE; + reg1fc = pci_read_config32(dev, 0x1FC); + + if (nb_cof_vid_update) { + vid_max = (reg1fc & SINGLE_PLANE_NB_VID_MASK ) >> SINGLE_PLANE_NB_VID_SHIFT ; + fid_max = (reg1fc & SINGLE_PLANE_NB_FID_MASK ) >> SINGLE_PLANE_NB_FID_SHIFT ; + + if (!pvimode) { /* SVI, dual power plane */ + vid_max = vid_max - ((reg1fc & DUAL_PLANE_NB_VID_OFF_MASK ) >> DUAL_PLANE_NB_VID_SHIFT ); + fid_max = fid_max + ((reg1fc & DUAL_PLANE_NB_FID_OFF_MASK ) >> DUAL_PLANE_NB_FID_SHIFT ); + } + /* write newNbVid to P-state Reg's NbVid always if NbVidUpdatedAll=1 */ + fixPsNbVidBeforeWR(vid_max, coreid,dev,pvimode); + + /* fid setup is handled by the BSP at the end. */ + + } else { /* ! nb_cof_vid_update */ + /* Use max values */ + if (pvimode) + UpdateSinglePlaneNbVid(); + } + + return ((nb_cof_vid_update << 16) | (fid_max << 8)); + +} + +static void init_fidvid_ap(u32 apicid, u32 nodeid, u32 coreid) +{ + u32 send; + + printk(BIOS_DEBUG, "FIDVID on AP: %02x\n", apicid); + + send = init_fidvid_core(nodeid,coreid); + send |= (apicid << 24); // ap apicid + + // Send signal to BSP about this AP max fid + // This also indicates this AP is ready for warm reset (if required). + lapic_write(LAPIC_MSG_REG, send | F10_APSTATE_RESET); +} + +static u32 calc_common_fid(u32 fid_packed, u32 fid_packed_new) +{ + u32 fidmax; + u32 fidmax_new; + + fidmax = (fid_packed >> 8) & 0xFF; + + fidmax_new = (fid_packed_new >> 8) & 0xFF; + + if (fidmax > fidmax_new) { + fidmax = fidmax_new; + } + + fid_packed &= 0xFF << 16; + fid_packed |= (fidmax << 8); + fid_packed |= fid_packed_new & (0xFF << 16); // set nb_cof_vid_update + + return fid_packed; +} + +static void init_fidvid_bsp_stage1(u32 ap_apicid, void *gp) +{ + u32 readback = 0; + u32 timeout = 1; + + struct fidvid_st *fvp = gp; + int loop; + + print_debug_fv("Wait for AP stage 1: ap_apicid = ", ap_apicid); + + loop = 100000; + while (--loop > 0) { + if (lapic_remote_read(ap_apicid, LAPIC_MSG_REG, &readback) != 0) + continue; + if ((readback & 0x3f) == 1) { + timeout = 0; + break; /* target ap is in stage 1 */ + } + } + + if (timeout) { + printk(BIOS_DEBUG, "%s: timed out reading from ap %02x\n", + __func__, ap_apicid); + return; + } + + print_debug_fv("\treadback = ", readback); + + fvp->common_fid = calc_common_fid(fvp->common_fid, readback); + + print_debug_fv("\tcommon_fid(packed) = ", fvp->common_fid); + +} + +static void fixPsNbVidAfterWR(u32 newNbVid, u8 NbVidUpdatedAll,u8 pviMode) +{ + msr_t msr; + u8 i; + u8 StartupPstate; + + /* BKDG 2.4.2.9.1 11-12 + * This function copies newNbVid to NbVid bits in P-state + * Registers[4:0] if its NbDid bit=0, and IddValue!=0 in case of + * NbVidUpdatedAll =0 or copies newNbVid to NbVid bits in + * P-state Registers[4:0] if its IddValue!=0 in case of + * NbVidUpdatedAll=1. Then transition to StartPstate. + */ + + /* write newNbVid to P-state Reg's NbVid if its NbDid=0 */ + for (i = 0; i < 5; i++) { + msr = rdmsr(0xC0010064 + i); + /* NbDid (bit 22 of P-state Reg) == 0 or NbVidUpdatedAll = 1 */ + if ( (msr.hi & PS_IDD_VALUE_MASK) + && (msr.hi & PS_EN_MASK) + &&(((msr.lo & PS_NB_DID_MASK) == 0) || NbVidUpdatedAll)) { + msr.lo &= PS_NB_VID_M_OFF; + msr.lo |= (newNbVid & 0x7F) << PS_NB_VID_SHFT; + wrmsr(0xC0010064 + i, msr); + } + } + + /* Not documented. Would overwrite Nb_Vids just copied + * should we just update cpu_vid or nothing at all ? + */ + if (pviMode) { //single plane + UpdateSinglePlaneNbVid(); + } + /* For each core in the system, transition all cores to StartupPstate */ + msr = rdmsr(0xC0010071); + StartupPstate = msr.hi & 0x07; + + /* Set and wait for StartupPstate to set. */ + set_pstate(StartupPstate); + +} + +static void finalPstateChange(void) +{ + /* Enable P0 on all cores for best performance. + * Linux can slow them down later if need be. + * It is safe since they will be in C1 halt + * most of the time anyway. + */ + set_pstate(0); +} + +static void init_fidvid_stage2(u32 apicid, u32 nodeid) +{ + msr_t msr; + device_t dev; + u32 reg1fc; + u32 dtemp; + u32 nbvid; + u8 nb_cof_vid_update = needs_NB_COF_VID_update(); + u8 NbVidUpdateAll; + u8 pvimode; + + /* After warm reset finish the fid/vid setup for all cores. */ + + /* If any node has nb_cof_vid_update set all nodes need an update. */ + + dev = NODE_PCI(nodeid, 3); + pvimode = (pci_read_config32(dev, 0xA0) >> 8) & 1; + reg1fc = pci_read_config32(dev, 0x1FC); + nbvid = (reg1fc >> 7) & 0x7F; + NbVidUpdateAll = (reg1fc >> 1) & 1; + + if (nb_cof_vid_update) { + if (!pvimode) { /* SVI */ + nbvid = nbvid - ((reg1fc >> 17) & 0x1F); + } + /* write newNbVid to P-state Reg's NbVid if its NbDid=0 */ + fixPsNbVidAfterWR(nbvid, NbVidUpdateAll,pvimode); + } else { /* !nb_cof_vid_update */ + if (pvimode) + UpdateSinglePlaneNbVid(); + } + dtemp = pci_read_config32(dev, 0xA0); + dtemp &= PLLLOCK_OFF; + dtemp |= PLLLOCK_DFT_L; + pci_write_config32(dev, 0xA0, dtemp); + + dualPlaneOnly(dev); + applyBoostFIDOffset(dev); + enableNbPState1(dev); + + finalPstateChange(); + + /* Set TSC to tick at the P0 ndfid rate */ + msr = rdmsr(HWCR); + msr.lo |= 1 << 24; + wrmsr(HWCR, msr); +} + + +#if CONFIG_SET_FIDVID_STORE_AP_APICID_AT_FIRST +struct ap_apicid_st { + u32 num; + // it could use 256 bytes for 64 node quad core system + u8 apicid[NODE_NUMS * 4]; +}; + +static void store_ap_apicid(unsigned ap_apicid, void *gp) +{ + struct ap_apicid_st *p = gp; + + p->apicid[p->num++] = ap_apicid; + +} +#endif + + +static int init_fidvid_bsp(u32 bsp_apicid, u32 nodes) +{ +#if CONFIG_SET_FIDVID_STORE_AP_APICID_AT_FIRST + struct ap_apicid_st ap_apicidx; + u32 i; +#endif + struct fidvid_st fv; + + printk(BIOS_DEBUG, "FIDVID on BSP, APIC_id: %02x\n", bsp_apicid); + + /* Steps 1-6 of BIOS NB COF and VID Configuration + * for SVI and Single-Plane PVI Systems. + */ + + fv.common_fid = init_fidvid_core(0,0); + + print_debug_fv("BSP fid = ", fv.common_fid); + +#if CONFIG_SET_FIDVID_STORE_AP_APICID_AT_FIRST && !CONFIG_SET_FIDVID_CORE0_ONLY + /* For all APs (We know the APIC ID of all APs even when the APIC ID + is lifted) remote read from AP LAPIC_MSG_REG about max fid. + Then calculate the common max fid that can be used for all + APs and BSP */ + ap_apicidx.num = 0; + + for_each_ap(bsp_apicid, CONFIG_SET_FIDVID_CORE_RANGE, store_ap_apicid, &ap_apicidx); + + for (i = 0; i < ap_apicidx.num; i++) { + init_fidvid_bsp_stage1(ap_apicidx.apicid[i], &fv); + } +#else + for_each_ap(bsp_apicid, CONFIG_SET_FIDVID_CORE0_ONLY, init_fidvid_bsp_stage1, &fv); +#endif + + print_debug_fv("common_fid = ", fv.common_fid); + + if (fv.common_fid & (1 << 16)) { /* check nb_cof_vid_update */ + + // Enable the common fid and other settings. + enable_fid_change((fv.common_fid >> 8) & 0x1F); + + // nbfid change need warm reset, so reset at first + return 1; + } + + return 0; // No FID/VID changes. Don't reset +} +#endif diff --git a/src/cpu/amd/family_10h-family_15h/init_cpus.c b/src/cpu/amd/family_10h-family_15h/init_cpus.c new file mode 100644 index 0000000000..d618c0c277 --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/init_cpus.c @@ -0,0 +1,964 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2008 Advanced Micro Devices, Inc. + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include "cpu/amd/car/post_cache_as_ram.c" +#include "defaults.h" +#include <stdlib.h> +#include <cpu/x86/lapic.h> +#include <cpu/x86/mtrr.h> +#include <northbridge/amd/amdfam10/amdfam10.h> +#include <northbridge/amd/amdht/AsPsDefs.h> +#include <northbridge/amd/amdht/porting.h> + +#include <northbridge/amd/amdfam10/raminit_amdmct.c> +#include <reset.h> + +static void prep_fid_change(void); +static void init_fidvid_stage2(u32 apicid, u32 nodeid); +void cpuSetAMDMSR(void); + +#if CONFIG_PCI_IO_CFG_EXT +static void set_EnableCf8ExtCfg(void) +{ + // set the NB_CFG[46]=1; + msr_t msr; + msr = rdmsr(NB_CFG_MSR); + // EnableCf8ExtCfg: We need that to access CONFIG_PCI_IO_CFG_EXT 4K range + msr.hi |= (1 << (46 - 32)); + wrmsr(NB_CFG_MSR, msr); +} +#else +static void set_EnableCf8ExtCfg(void) { } +#endif + + +typedef void (*process_ap_t) (u32 apicid, void *gp); + +//core_range = 0 : all cores +//core range = 1 : core 0 only +//core range = 2 : cores other than core0 + +static void for_each_ap(u32 bsp_apicid, u32 core_range, process_ap_t process_ap, + void *gp) +{ + // here assume the OS don't change our apicid + u32 ap_apicid; + + u32 nodes; + u32 siblings; + u32 disable_siblings; + u32 cores_found; + u32 nb_cfg_54; + int i, j; + u32 ApicIdCoreIdSize; + uint8_t rev_gte_d = 0; + uint8_t dual_node = 0; + uint32_t f3xe8; + + /* get_nodes define in ht_wrapper.c */ + nodes = get_nodes(); + + if (!CONFIG_LOGICAL_CPUS || + read_option(multi_core, 0) != 0) { // 0 means multi core + disable_siblings = 1; + } else { + disable_siblings = 0; + } + + /* Assume that all node are same stepping, otherwise we can use use + nb_cfg_54 from bsp for all nodes */ + nb_cfg_54 = read_nb_cfg_54(); + f3xe8 = pci_read_config32(NODE_PCI(0, 3), 0xe8); + + if (cpuid_eax(0x80000001) >= 0x8) + /* Revision D or later */ + rev_gte_d = 1; + + if (rev_gte_d) + /* Check for dual node capability */ + if (f3xe8 & 0x20000000) + dual_node = 1; + + ApicIdCoreIdSize = (cpuid_ecx(0x80000008) >> 12 & 0xf); + if (ApicIdCoreIdSize) { + siblings = ((1 << ApicIdCoreIdSize) - 1); + } else { + siblings = 3; //quad core + } + + for (i = 0; i < nodes; i++) { + cores_found = get_core_num_in_bsp(i); + if (siblings > cores_found) + siblings = cores_found; + + u32 jstart, jend; + + if (core_range == 2) { + jstart = 1; + } else { + jstart = 0; + } + + if (disable_siblings || (core_range == 1)) { + jend = 0; + } else { + jend = cores_found; + } + + for (j = jstart; j <= jend; j++) { + if (dual_node) { + ap_apicid = 0; + if (nb_cfg_54) { + ap_apicid |= ((i >> 1) & 0x3) << 4; /* Node ID */ + ap_apicid |= ((i & 0x1) * (siblings + 1)) + j; /* Core ID */ + } else { + ap_apicid |= i & 0x3; /* Node ID */ + ap_apicid |= (((i & 0x1) * (siblings + 1)) + j) << 4; /* Core ID */ + } + } else { + ap_apicid = + i * (nb_cfg_54 ? (siblings + 1) : 1) + + j * (nb_cfg_54 ? 1 : 64); + } + + +#if CONFIG_ENABLE_APIC_EXT_ID && (CONFIG_APIC_ID_OFFSET > 0) +#if !CONFIG_LIFT_BSP_APIC_ID + if ((i != 0) || (j != 0)) /* except bsp */ +#endif + ap_apicid += CONFIG_APIC_ID_OFFSET; +#endif + + if (ap_apicid == bsp_apicid) + continue; + + process_ap(ap_apicid, gp); + + } + } +} + +static inline int lapic_remote_read(int apicid, int reg, u32 *pvalue) +{ + int timeout; + u32 status; + int result; + lapic_wait_icr_idle(); + lapic_write(LAPIC_ICR2, SET_LAPIC_DEST_FIELD(apicid)); + lapic_write(LAPIC_ICR, LAPIC_DM_REMRD | (reg >> 4)); + +/* Extra busy check compared to lapic.h */ + timeout = 0; + do { + status = lapic_read(LAPIC_ICR) & LAPIC_ICR_BUSY; + } while (status == LAPIC_ICR_BUSY && timeout++ < 1000); + + timeout = 0; + do { + status = lapic_read(LAPIC_ICR) & LAPIC_ICR_RR_MASK; + } while (status == LAPIC_ICR_RR_INPROG && timeout++ < 1000); + + result = -1; + + if (status == LAPIC_ICR_RR_VALID) { + *pvalue = lapic_read(LAPIC_RRR); + result = 0; + } + return result; +} + +#if CONFIG_SET_FIDVID +static void init_fidvid_ap(u32 apicid, u32 nodeid, u32 coreid); +#endif + +static inline __attribute__ ((always_inline)) +void print_apicid_nodeid_coreid(u32 apicid, struct node_core_id id, + const char *str) +{ + printk(BIOS_DEBUG, + "%s --- { APICID = %02x NODEID = %02x COREID = %02x} ---\n", str, + apicid, id.nodeid, id.coreid); +} + +static u32 wait_cpu_state(u32 apicid, u32 state) +{ + u32 readback = 0; + u32 timeout = 1; + int loop = 4000000; + while (--loop > 0) { + if (lapic_remote_read(apicid, LAPIC_MSG_REG, &readback) != 0) + continue; + if ((readback & 0x3f) == state || (readback & 0x3f) == F10_APSTATE_RESET) { + timeout = 0; + break; //target cpu is in stage started + } + } + if (timeout) { + if (readback) { + timeout = readback; + } + } + + return timeout; +} + +static void wait_ap_started(u32 ap_apicid, void *gp) +{ + u32 timeout; + timeout = wait_cpu_state(ap_apicid, F10_APSTATE_STARTED); + printk(BIOS_DEBUG, "* AP %02x", ap_apicid); + if (timeout) { + printk(BIOS_DEBUG, " timed out:%08x\n", timeout); + } else { + printk(BIOS_DEBUG, "started\n"); + } +} + +void wait_all_other_cores_started(u32 bsp_apicid) +{ + // all aps other than core0 + printk(BIOS_DEBUG, "started ap apicid: "); + for_each_ap(bsp_apicid, 2, wait_ap_started, (void *)0); + printk(BIOS_DEBUG, "\n"); +} + +void allow_all_aps_stop(u32 bsp_apicid) +{ + /* Called by the BSP to indicate AP can stop */ + + /* FIXME Do APs use this? */ + + // allow aps to stop use 6 bits for state + lapic_write(LAPIC_MSG_REG, (bsp_apicid << 24) | F10_APSTATE_STOPPED); +} + +static void enable_apic_ext_id(u32 node) +{ + u32 val; + + val = pci_read_config32(NODE_HT(node), 0x68); + val |= (HTTC_APIC_EXT_SPUR | HTTC_APIC_EXT_ID | HTTC_APIC_EXT_BRD_CST); + pci_write_config32(NODE_HT(node), 0x68, val); +} + +static void STOP_CAR_AND_CPU(void) +{ + msr_t msr; + + /* Disable L2 IC to L3 connection (Only for CAR) */ + msr = rdmsr(BU_CFG2); + msr.lo &= ~(1 << ClLinesToNbDis); + wrmsr(BU_CFG2, msr); + + disable_cache_as_ram(); // inline + /* stop all cores except node0/core0 the bsp .... */ + stop_this_cpu(); +} + +static u32 init_cpus(u32 cpu_init_detectedx, struct sys_info *sysinfo) +{ + u32 bsp_apicid = 0; + u32 apicid; + struct node_core_id id; + + /* Please refer to the calculations and explaination in cache_as_ram.inc before modifying these values */ + uint32_t max_ap_stack_region_size = CONFIG_MAX_CPUS * CONFIG_DCACHE_AP_STACK_SIZE; + uint32_t max_bsp_stack_region_size = CONFIG_DCACHE_BSP_STACK_SIZE + CONFIG_DCACHE_BSP_STACK_SLUSH; + uint32_t bsp_stack_region_upper_boundary = CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE; + uint32_t bsp_stack_region_lower_boundary = bsp_stack_region_upper_boundary - max_bsp_stack_region_size; + void * lower_stack_region_boundary = (void*)(bsp_stack_region_lower_boundary - max_ap_stack_region_size); + if (((void*)(sysinfo + 1)) > lower_stack_region_boundary) + printk(BIOS_WARNING, + "sysinfo extends into stack region (sysinfo range: [%p,%p] lower stack region boundary: %p)\n", + sysinfo, sysinfo + 1, lower_stack_region_boundary); + + /* + * already set early mtrr in cache_as_ram.inc + */ + + /* that is from initial apicid, we need nodeid and coreid + later */ + id = get_node_core_id_x(); + + /* NB_CFG MSR is shared between cores, so we need make sure + core0 is done at first --- use wait_all_core0_started */ + if (id.coreid == 0) { + set_apicid_cpuid_lo(); /* only set it on core0 */ + set_EnableCf8ExtCfg(); /* only set it on core0 */ +#if CONFIG_ENABLE_APIC_EXT_ID + enable_apic_ext_id(id.nodeid); +#endif + } + + enable_lapic(); + +#if CONFIG_ENABLE_APIC_EXT_ID && (CONFIG_APIC_ID_OFFSET > 0) + u32 initial_apicid = get_initial_apicid(); + +#if !CONFIG_LIFT_BSP_APIC_ID + if (initial_apicid != 0) // other than bsp +#endif + { + /* use initial apic id to lift it */ + u32 dword = lapic_read(LAPIC_ID); + dword &= ~(0xff << 24); + dword |= + (((initial_apicid + CONFIG_APIC_ID_OFFSET) & 0xff) << 24); + + lapic_write(LAPIC_ID, dword); + } +#if CONFIG_LIFT_BSP_APIC_ID + bsp_apicid += CONFIG_APIC_ID_OFFSET; +#endif + +#endif + + /* get the apicid, it may be lifted already */ + apicid = lapicid(); + + // show our apicid, nodeid, and coreid + if (id.coreid == 0) { + if (id.nodeid != 0) //all core0 except bsp + print_apicid_nodeid_coreid(apicid, id, " core0: "); + } else { //all other cores + print_apicid_nodeid_coreid(apicid, id, " corex: "); + } + + if (cpu_init_detectedx) { + print_apicid_nodeid_coreid(apicid, id, + "\n\n\nINIT detected from "); + printk(BIOS_DEBUG, "\nIssuing SOFT_RESET...\n"); + soft_reset(); + } + + if (id.coreid == 0) { + if (!(warm_reset_detect(id.nodeid))) //FIXME: INIT is checked above but check for more resets? + distinguish_cpu_resets(id.nodeid); // Also indicates we are started + } + // Mark the core as started. + lapic_write(LAPIC_MSG_REG, (apicid << 24) | F10_APSTATE_STARTED); + + if (apicid != bsp_apicid) { + /* Setup each AP's cores MSRs. + * This happens after HTinit. + * The BSP runs this code in it's own path. + */ + update_microcode(cpuid_eax(1)); + + cpuSetAMDMSR(); + +#if CONFIG_SET_FIDVID +#if CONFIG_LOGICAL_CPUS && CONFIG_SET_FIDVID_CORE0_ONLY + // Run on all AP for proper FID/VID setup. + if (id.coreid == 0) // only need set fid for core0 +#endif + { + // check warm(bios) reset to call stage2 otherwise do stage1 + if (warm_reset_detect(id.nodeid)) { + printk(BIOS_DEBUG, + "init_fidvid_stage2 apicid: %02x\n", + apicid); + init_fidvid_stage2(apicid, id.nodeid); + } else { + printk(BIOS_DEBUG, + "init_fidvid_ap(stage1) apicid: %02x\n", + apicid); + init_fidvid_ap(apicid, id.nodeid, id.coreid); + } + } +#endif + + /* AP is ready, configure MTRRs and go to sleep */ + set_var_mtrr(0, 0x00000000, CONFIG_RAMTOP, MTRR_TYPE_WRBACK); + + STOP_CAR_AND_CPU(); + + printk(BIOS_DEBUG, + "\nAP %02x should be halted but you are reading this....\n", + apicid); + } + + return bsp_apicid; +} + +static u32 is_core0_started(u32 nodeid) +{ + u32 htic; + device_t device; + device = NODE_PCI(nodeid, 0); + htic = pci_read_config32(device, HT_INIT_CONTROL); + htic &= HTIC_ColdR_Detect; + return htic; +} + +void wait_all_core0_started(void) +{ + /* When core0 is started, it will distingush_cpu_resets + * So wait for that to finish */ + u32 i; + u32 nodes = get_nodes(); + + printk(BIOS_DEBUG, "core0 started: "); + for (i = 1; i < nodes; i++) { // skip bsp, because it is running on bsp + while (!is_core0_started(i)) { + } + printk(BIOS_DEBUG, " %02x", i); + } + printk(BIOS_DEBUG, "\n"); +} + +#if CONFIG_MAX_PHYSICAL_CPUS > 1 +/** + * void start_node(u32 node) + * + * start the core0 in node, so it can generate HT packet to feature code. + * + * This function starts the AP nodes core0s. wait_all_core0_started() in + * romstage.c waits for all the AP to be finished before continuing + * system init. + */ +static void start_node(u8 node) +{ + u32 val; + + /* Enable routing table */ + printk(BIOS_DEBUG, "Start node %02x", node); + +#if CONFIG_NORTHBRIDGE_AMD_AMDFAM10 + /* For FAM10 support, we need to set Dram base/limit for the new node */ + pci_write_config32(NODE_MP(node), 0x44, 0); + pci_write_config32(NODE_MP(node), 0x40, 3); +#endif + + /* Allow APs to make requests (ROM fetch) */ + val = pci_read_config32(NODE_HT(node), 0x6c); + val &= ~(1 << 1); + pci_write_config32(NODE_HT(node), 0x6c, val); + + printk(BIOS_DEBUG, " done.\n"); +} + +/** + * static void setup_remote_node(u32 node) + * + * Copy the BSP Address Map to each AP. + */ +static void setup_remote_node(u8 node) +{ + /* There registers can be used with F1x114_x Address Map at the + same time, So must set them even 32 node */ + static const u16 pci_reg[] = { + /* DRAM Base/Limits Registers */ + 0x44, 0x4c, 0x54, 0x5c, 0x64, 0x6c, 0x74, 0x7c, + 0x40, 0x48, 0x50, 0x58, 0x60, 0x68, 0x70, 0x78, + 0x144, 0x14c, 0x154, 0x15c, 0x164, 0x16c, 0x174, 0x17c, + 0x140, 0x148, 0x150, 0x158, 0x160, 0x168, 0x170, 0x178, + /* MMIO Base/Limits Registers */ + 0x84, 0x8c, 0x94, 0x9c, 0xa4, 0xac, 0xb4, 0xbc, + 0x80, 0x88, 0x90, 0x98, 0xa0, 0xa8, 0xb0, 0xb8, + /* IO Base/Limits Registers */ + 0xc4, 0xcc, 0xd4, 0xdc, + 0xc0, 0xc8, 0xd0, 0xd8, + /* Configuration Map Registers */ + 0xe0, 0xe4, 0xe8, 0xec, + }; + u16 i; + + printk(BIOS_DEBUG, "setup_remote_node: %02x", node); + + /* copy the default resource map from node 0 */ + for (i = 0; i < ARRAY_SIZE(pci_reg); i++) { + u32 value; + u16 reg; + reg = pci_reg[i]; + value = pci_read_config32(NODE_MP(0), reg); + pci_write_config32(NODE_MP(node), reg, value); + + } + printk(BIOS_DEBUG, " done\n"); +} +#endif /* CONFIG_MAX_PHYSICAL_CPUS > 1 */ + +static void AMD_Errata281(u8 node, u32 revision, u32 platform) +{ + /* Workaround for Transaction Scheduling Conflict in + * Northbridge Cross Bar. Implement XCS Token adjustment + * for ganged links. Also, perform fix up for the mixed + * revision case. + */ + + u32 reg, val; + u8 i; + u8 mixed = 0; + u8 nodes = get_nodes(); + + if (platform & AMD_PTYPE_SVR) { + /* For each node we need to check for a "broken" node */ + if (!(revision & (AMD_DR_B0 | AMD_DR_B1))) { + for (i = 0; i < nodes; i++) { + if (mctGetLogicalCPUID(i) & + (AMD_DR_B0 | AMD_DR_B1)) { + mixed = 1; + break; + } + } + } + + if ((revision & (AMD_DR_B0 | AMD_DR_B1)) || mixed) { + + /* F0X68[22:21] DsNpReqLmt0 = 01b */ + val = pci_read_config32(NODE_PCI(node, 0), 0x68); + val &= ~0x00600000; + val |= 0x00200000; + pci_write_config32(NODE_PCI(node, 0), 0x68, val); + + /* F3X6C */ + val = pci_read_config32(NODE_PCI(node, 3), 0x6C); + val &= ~0x700780F7; + val |= 0x00010094; + pci_write_config32(NODE_PCI(node, 3), 0x6C, val); + + /* F3X7C */ + val = pci_read_config32(NODE_PCI(node, 3), 0x7C); + val &= ~0x707FFF1F; + val |= 0x00144514; + pci_write_config32(NODE_PCI(node, 3), 0x7C, val); + + /* F3X144[3:0] RspTok = 0001b */ + val = pci_read_config32(NODE_PCI(node, 3), 0x144); + val &= ~0x0000000F; + val |= 0x00000001; + pci_write_config32(NODE_PCI(node, 3), 0x144, val); + + for (i = 0; i < 3; i++) { + reg = 0x148 + (i * 4); + val = pci_read_config32(NODE_PCI(node, 3), reg); + val &= ~0x000000FF; + val |= 0x000000DB; + pci_write_config32(NODE_PCI(node, 3), reg, val); + } + } + } +} + +static void AMD_Errata298(void) +{ + /* Workaround for L2 Eviction May Occur during operation to + * set Accessed or dirty bit. + */ + + msr_t msr; + u8 i; + u8 affectedRev = 0; + u8 nodes = get_nodes(); + + /* For each core we need to check for a "broken" node */ + for (i = 0; i < nodes; i++) { + if (mctGetLogicalCPUID(i) & (AMD_DR_B0 | AMD_DR_B1 | AMD_DR_B2)) { + affectedRev = 1; + break; + } + } + + if (affectedRev) { + msr = rdmsr(HWCR); + msr.lo |= 0x08; /* Set TlbCacheDis bit[3] */ + wrmsr(HWCR, msr); + + msr = rdmsr(BU_CFG); + msr.lo |= 0x02; /* Set TlbForceMemTypeUc bit[1] */ + wrmsr(BU_CFG, msr); + + msr = rdmsr(OSVW_ID_Length); + msr.lo |= 0x01; /* OS Visible Workaround - MSR */ + wrmsr(OSVW_ID_Length, msr); + + msr = rdmsr(OSVW_Status); + msr.lo |= 0x01; /* OS Visible Workaround - MSR */ + wrmsr(OSVW_Status, msr); + } + + if (!affectedRev && (mctGetLogicalCPUID(0xFF) & AMD_DR_B3)) { + msr = rdmsr(OSVW_ID_Length); + msr.lo |= 0x01; /* OS Visible Workaround - MSR */ + wrmsr(OSVW_ID_Length, msr); + + } +} + +static u32 get_platform_type(void) +{ + u32 ret = 0; + + switch (SYSTEM_TYPE) { + case 1: + ret |= AMD_PTYPE_DSK; + break; + case 2: + ret |= AMD_PTYPE_MOB; + break; + case 0: + ret |= AMD_PTYPE_SVR; + break; + default: + break; + } + + /* FIXME: add UMA support. */ + + /* All Fam10 are multi core */ + ret |= AMD_PTYPE_MC; + + return ret; +} + +static void AMD_SetupPSIVID_d(u32 platform_type, u8 node) +{ + u32 dword; + int i; + msr_t msr; + + if (platform_type & (AMD_PTYPE_MOB | AMD_PTYPE_DSK)) { + + /* The following code sets the PSIVID to the lowest support P state + * assuming that the VID for the lowest power state is below + * the VDD voltage regulator threshold. (This also assumes that there + * is a Pstate lower than P0) + */ + + for (i = 4; i >= 0; i--) { + msr = rdmsr(PS_REG_BASE + i); + /* Pstate valid? */ + if (msr.hi & PS_EN_MASK) { + dword = pci_read_config32(NODE_PCI(i, 3), 0xA0); + dword &= ~0x7F; + dword |= (msr.lo >> 9) & 0x7F; + pci_write_config32(NODE_PCI(i, 3), 0xA0, dword); + break; + } + } + } +} + +/** + * AMD_CpuFindCapability - Traverse PCI capability list to find host HT links. + * HT Phy operations are not valid on links that aren't present, so this + * prevents invalid accesses. + * + * Returns the offset of the link register. + */ +static BOOL AMD_CpuFindCapability(u8 node, u8 cap_count, u8 * offset) +{ + u32 reg; + u32 val; + + /* get start of CPU HT Host Capabilities */ + val = pci_read_config32(NODE_PCI(node, 0), 0x34); + val &= 0xFF; //reg offset of first link + + cap_count++; + + /* Traverse through the capabilities. */ + do { + reg = pci_read_config32(NODE_PCI(node, 0), val); + /* Is the capability block a HyperTransport capability block? */ + if ((reg & 0xFF) == 0x08) { + /* Is the HT capability block an HT Host Capability? */ + if ((reg & 0xE0000000) == (1 << 29)) + cap_count--; + } + + if (cap_count) + val = (reg >> 8) & 0xFF; //update reg offset + } while (cap_count && val); + + *offset = (u8) val; + + /* If requested capability found val != 0 */ + if (!cap_count) + return TRUE; + else + return FALSE; +} + +/** + * AMD_checkLinkType - Compare desired link characteristics using a logical + * link type mask. + * + * Returns the link characteristic mask. + */ +static u32 AMD_checkLinkType(u8 node, u8 link, u8 regoff) +{ + u32 val; + u32 linktype = 0; + + /* Check connect, init and coherency */ + val = pci_read_config32(NODE_PCI(node, 0), regoff + 0x18); + val &= 0x1F; + + if (val == 3) + linktype |= HTPHY_LINKTYPE_COHERENT; + + if (val == 7) + linktype |= HTPHY_LINKTYPE_NONCOHERENT; + + if (linktype) { + /* Check gen3 */ + val = pci_read_config32(NODE_PCI(node, 0), regoff + 0x08); + + if (((val >> 8) & 0x0F) > 6) + linktype |= HTPHY_LINKTYPE_HT3; + else + linktype |= HTPHY_LINKTYPE_HT1; + + /* Check ganged */ + val = pci_read_config32(NODE_PCI(node, 0), (link << 2) + 0x170); + + if (val & 1) + linktype |= HTPHY_LINKTYPE_GANGED; + else + linktype |= HTPHY_LINKTYPE_UNGANGED; + } + return linktype; +} + +/** + * AMD_SetHtPhyRegister - Use the HT link's HT Phy portal registers to update + * a phy setting for that link. + */ +static void AMD_SetHtPhyRegister(u8 node, u8 link, u8 entry) +{ + u32 phyReg; + u32 phyBase; + u32 val; + + /* Determine this link's portal */ + if (link > 3) + link -= 4; + + phyBase = ((u32) link << 3) | 0x180; + + /* Get the portal control register's initial value + * and update it to access the desired phy register + */ + phyReg = pci_read_config32(NODE_PCI(node, 4), phyBase); + + if (fam10_htphy_default[entry].htreg > 0x1FF) { + phyReg &= ~HTPHY_DIRECT_OFFSET_MASK; + phyReg |= HTPHY_DIRECT_MAP; + } else { + phyReg &= ~HTPHY_OFFSET_MASK; + } + + /* Now get the current phy register data + * LinkPhyDone = 0, LinkPhyWrite = 0 is a read + */ + phyReg |= fam10_htphy_default[entry].htreg; + pci_write_config32(NODE_PCI(node, 4), phyBase, phyReg); + + do { + val = pci_read_config32(NODE_PCI(node, 4), phyBase); + } while (!(val & HTPHY_IS_COMPLETE_MASK)); + + /* Now we have the phy register data, apply the change */ + val = pci_read_config32(NODE_PCI(node, 4), phyBase + 4); + val &= ~fam10_htphy_default[entry].mask; + val |= fam10_htphy_default[entry].data; + pci_write_config32(NODE_PCI(node, 4), phyBase + 4, val); + + /* write it through the portal to the phy + * LinkPhyDone = 0, LinkPhyWrite = 1 is a write + */ + phyReg |= HTPHY_WRITE_CMD; + pci_write_config32(NODE_PCI(node, 4), phyBase, phyReg); + + do { + val = pci_read_config32(NODE_PCI(node, 4), phyBase); + } while (!(val & HTPHY_IS_COMPLETE_MASK)); +} + +void cpuSetAMDMSR(void) +{ + /* This routine loads the CPU with default settings in fam10_msr_default + * table . It must be run after Cache-As-RAM has been enabled, and + * Hypertransport initialization has taken place. Also note + * that it is run on the current processor only, and only for the current + * processor core. + */ + msr_t msr; + u8 i; + u32 revision, platform; + + printk(BIOS_DEBUG, "cpuSetAMDMSR "); + + revision = mctGetLogicalCPUID(0xFF); + platform = get_platform_type(); + + for (i = 0; i < ARRAY_SIZE(fam10_msr_default); i++) { + if ((fam10_msr_default[i].revision & revision) && + (fam10_msr_default[i].platform & platform)) { + msr = rdmsr(fam10_msr_default[i].msr); + msr.hi &= ~fam10_msr_default[i].mask_hi; + msr.hi |= fam10_msr_default[i].data_hi; + msr.lo &= ~fam10_msr_default[i].mask_lo; + msr.lo |= fam10_msr_default[i].data_lo; + wrmsr(fam10_msr_default[i].msr, msr); + } + } + AMD_Errata298(); + + printk(BIOS_DEBUG, " done\n"); +} + +static void cpuSetAMDPCI(u8 node) +{ + /* This routine loads the CPU with default settings in fam10_pci_default + * table . It must be run after Cache-As-RAM has been enabled, and + * Hypertransport initialization has taken place. Also note + * that it is run for the first core on each node + */ + u8 i, j; + u32 revision, platform; + u32 val; + u8 offset; + + printk(BIOS_DEBUG, "cpuSetAMDPCI %02d", node); + + revision = mctGetLogicalCPUID(node); + platform = get_platform_type(); + + AMD_SetupPSIVID_d(platform, node); /* Set PSIVID offset which is not table driven */ + + for (i = 0; i < ARRAY_SIZE(fam10_pci_default); i++) { + if ((fam10_pci_default[i].revision & revision) && + (fam10_pci_default[i].platform & platform)) { + val = pci_read_config32(NODE_PCI(node, + fam10_pci_default[i]. + function), + fam10_pci_default[i].offset); + val &= ~fam10_pci_default[i].mask; + val |= fam10_pci_default[i].data; + pci_write_config32(NODE_PCI(node, + fam10_pci_default[i]. + function), + fam10_pci_default[i].offset, val); + } + } + + for (i = 0; i < ARRAY_SIZE(fam10_htphy_default); i++) { + if ((fam10_htphy_default[i].revision & revision) && + (fam10_htphy_default[i].platform & platform)) { + /* HT Phy settings either apply to both sublinks or have + * separate registers for sublink zero and one, so there + * will be two table entries. So, here we only loop + * through the sublink zeros in function zero. + */ + for (j = 0; j < 4; j++) { + if (AMD_CpuFindCapability(node, j, &offset)) { + if (AMD_checkLinkType(node, j, offset) + & fam10_htphy_default[i].linktype) { + AMD_SetHtPhyRegister(node, j, + i); + } + } else { + /* No more capabilities, + * link not present + */ + break; + } + } + } + } + + /* FIXME: add UMA support and programXbarToSriReg(); */ + + AMD_Errata281(node, revision, platform); + + /* FIXME: if the dct phy doesn't init correct it needs to reset. + if (revision & (AMD_DR_B2 | AMD_DR_B3)) + dctPhyDiag(); */ + + printk(BIOS_DEBUG, " done\n"); +} + +#ifdef UNUSED_CODE +static void cpuInitializeMCA(void) +{ + /* Clears Machine Check Architecture (MCA) registers, which power on + * containing unknown data, on currently running processor. + * This routine should only be executed on initial power on (cold boot), + * not across a warm reset because valid data is present at that time. + */ + + msr_t msr; + u32 reg; + u8 i; + + if (cpuid_edx(1) & 0x4080) { /* MCE and MCA (edx[7] and edx[14]) */ + msr = rdmsr(MCG_CAP); + if (msr.lo & MCG_CTL_P) { /* MCG_CTL_P bit is set? */ + msr.lo &= 0xFF; + msr.lo--; + msr.lo <<= 2; /* multiply the count by 4 */ + reg = MC0_STA + msr.lo; + msr.lo = msr.hi = 0; + for (i = 0; i < 4; i++) { + wrmsr(reg, msr); + reg -= 4; /* Touch status regs for each bank */ + } + } + } +} +#endif + +/** + * finalize_node_setup() + * + * Do any additional post HT init + * + */ +static void finalize_node_setup(struct sys_info *sysinfo) +{ + u8 i; + u8 nodes = get_nodes(); + u32 reg; + + /* read Node0 F0_0x64 bit [8:10] to find out SbLink # */ + reg = pci_read_config32(NODE_HT(0), 0x64); + sysinfo->sblk = (reg >> 8) & 7; + sysinfo->sbbusn = 0; + sysinfo->nodes = nodes; + sysinfo->sbdn = get_sbdn(sysinfo->sbbusn); + + for (i = 0; i < nodes; i++) { + cpuSetAMDPCI(i); + } + +#if CONFIG_SET_FIDVID + // Prep each node for FID/VID setup. + prep_fid_change(); +#endif + +#if CONFIG_MAX_PHYSICAL_CPUS > 1 + /* Skip the BSP, start at node 1 */ + for (i = 1; i < nodes; i++) { + setup_remote_node(i); + start_node(i); + } +#endif +} + +#include "fidvid.c" diff --git a/src/cpu/amd/family_10h-family_15h/model_10xxx_init.c b/src/cpu/amd/family_10h-family_15h/model_10xxx_init.c new file mode 100644 index 0000000000..8d6610ceef --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/model_10xxx_init.c @@ -0,0 +1,161 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 Advanced Micro Devices, Inc. + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <console/console.h> +#include <cpu/x86/msr.h> +#include <cpu/amd/mtrr.h> +#include <device/device.h> +#include <device/pci.h> +#include <string.h> +#include <cpu/x86/msr.h> +#include <cpu/x86/smm.h> +#include <cpu/x86/pae.h> +#include <pc80/mc146818rtc.h> +#include <cpu/x86/lapic.h> +#include "northbridge/amd/amdfam10/amdfam10.h" +#include <cpu/amd/model_10xxx_rev.h> +#include <cpu/cpu.h> +#include <cpu/x86/cache.h> +#include <cpu/x86/mtrr.h> +#include <cpu/amd/multicore.h> +#include <cpu/amd/model_10xxx_msr.h> + +#define MCI_STATUS 0x401 + +static void model_10xxx_init(device_t dev) +{ + u8 i; + msr_t msr; + struct node_core_id id; +#if CONFIG_LOGICAL_CPUS + u32 siblings; +#endif + + id = get_node_core_id(read_nb_cfg_54()); /* nb_cfg_54 can not be set */ + printk(BIOS_DEBUG, "nodeid = %02d, coreid = %02d\n", id.nodeid, id.coreid); + + /* Turn on caching if we haven't already */ + x86_enable_cache(); + amd_setup_mtrrs(); + x86_mtrr_check(); + + disable_cache(); + + /* zero the machine check error status registers */ + msr.lo = 0; + msr.hi = 0; + for (i = 0; i < 5; i++) { + wrmsr(MCI_STATUS + (i * 4), msr); + } + + enable_cache(); + + /* Enable the local cpu apics */ + setup_lapic(); + + /* Set the processor name string */ + init_processor_name(); + +#if CONFIG_LOGICAL_CPUS + siblings = cpuid_ecx(0x80000008) & 0xff; + + if (siblings > 0) { + msr = rdmsr_amd(CPU_ID_FEATURES_MSR); + msr.lo |= 1 << 28; + wrmsr_amd(CPU_ID_FEATURES_MSR, msr); + + msr = rdmsr_amd(CPU_ID_EXT_FEATURES_MSR); + msr.hi |= 1 << (33 - 32); + wrmsr_amd(CPU_ID_EXT_FEATURES_MSR, msr); + } + printk(BIOS_DEBUG, "siblings = %02d, ", siblings); +#endif + + /* DisableCf8ExtCfg */ + msr = rdmsr(NB_CFG_MSR); + msr.hi &= ~(1 << (46 - 32)); + wrmsr(NB_CFG_MSR, msr); + + msr = rdmsr(BU_CFG2_MSR); + /* Clear ClLinesToNbDis */ + msr.lo &= ~(1 << 15); + /* Clear bit 35 as per Erratum 343 */ + msr.hi &= ~(1 << (35-32)); + wrmsr(BU_CFG2_MSR, msr); + + if (IS_ENABLED(CONFIG_HAVE_SMI_HANDLER)) { + printk(BIOS_DEBUG, "Initializing SMM ASeg memory\n"); + + /* Set SMM base address for this CPU */ + msr = rdmsr(SMM_BASE_MSR); + msr.lo = SMM_BASE - (lapicid() * 0x400); + wrmsr(SMM_BASE_MSR, msr); + + /* Enable the SMM memory window */ + msr = rdmsr(SMM_MASK_MSR); + msr.lo |= (1 << 0); /* Enable ASEG SMRAM Range */ + wrmsr(SMM_MASK_MSR, msr); + } else { + printk(BIOS_DEBUG, "Disabling SMM ASeg memory\n"); + + /* Set SMM base address for this CPU */ + msr = rdmsr(SMM_BASE_MSR); + msr.lo = SMM_BASE - (lapicid() * 0x400); + wrmsr(SMM_BASE_MSR, msr); + + /* Disable the SMM memory window */ + msr.hi = 0x0; + msr.lo = 0x0; + wrmsr(SMM_MASK_MSR, msr); + } + + /* Set SMMLOCK to avoid exploits messing with SMM */ + msr = rdmsr(HWCR_MSR); + msr.lo |= (1 << 0); + wrmsr(HWCR_MSR, msr); + +} + +static struct device_operations cpu_dev_ops = { + .init = model_10xxx_init, +}; + +static struct cpu_device_id cpu_table[] = { +//AMD_GH_SUPPORT + { X86_VENDOR_AMD, 0x100f00 }, /* SH-F0 L1 */ + { X86_VENDOR_AMD, 0x100f10 }, /* M2 */ + { X86_VENDOR_AMD, 0x100f20 }, /* S1g1 */ + { X86_VENDOR_AMD, 0x100f21 }, + { X86_VENDOR_AMD, 0x100f2A }, + { X86_VENDOR_AMD, 0x100f22 }, + { X86_VENDOR_AMD, 0x100f23 }, + { X86_VENDOR_AMD, 0x100f40 }, /* RB-C0 */ + { X86_VENDOR_AMD, 0x100F42 }, /* RB-C2 */ + { X86_VENDOR_AMD, 0x100F43 }, /* RB-C3 */ + { X86_VENDOR_AMD, 0x100F52 }, /* BL-C2 */ + { X86_VENDOR_AMD, 0x100F62 }, /* DA-C2 */ + { X86_VENDOR_AMD, 0x100F63 }, /* DA-C3 */ + { X86_VENDOR_AMD, 0x100F80 }, /* HY-D0 */ + { X86_VENDOR_AMD, 0x100F81 }, /* HY-D1 */ + { X86_VENDOR_AMD, 0x100F91 }, /* HY-D1 */ + { X86_VENDOR_AMD, 0x100FA0 }, /* PH-E0 */ + { 0, 0 }, +}; + +static const struct cpu_driver model_10xxx __cpu_driver = { + .ops = &cpu_dev_ops, + .id_table = cpu_table, +}; diff --git a/src/cpu/amd/family_10h-family_15h/monotonic_timer.c b/src/cpu/amd/family_10h-family_15h/monotonic_timer.c new file mode 100644 index 0000000000..53b4c30145 --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/monotonic_timer.c @@ -0,0 +1,94 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + * Copyright (C) 2013 Google, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ +#include <stdint.h> +#include <arch/cpu.h> +#include <cpu/x86/msr.h> +#include <timer.h> +#include <device/pci.h> +#include <device/pci_ids.h> + +#include <northbridge/amd/amdht/AsPsDefs.h> +#include <cpu/amd/model_10xxx_msr.h> + +static struct monotonic_counter { + int initialized; + uint32_t core_frequency; + struct mono_time time; + uint64_t last_value; +} mono_counter; + +static inline uint64_t read_counter_msr(void) +{ + msr_t counter_msr; + + counter_msr = rdmsr(TSC_MSR); + + return ((uint64_t)counter_msr.hi << 32) | (uint64_t)counter_msr.lo; +} + +static void init_timer(void) +{ + uint8_t model; + uint32_t cpuid_fms; + uint8_t cpufid; + uint8_t cpudid; + uint8_t boost_capable = 0; + + /* Get CPU model */ + cpuid_fms = cpuid_eax(0x80000001); + model = ((cpuid_fms & 0xf0000) >> 16) | ((cpuid_fms & 0xf0) >> 4); + + /* Get boost capability */ + if ((model == 0x8) || (model == 0x9)) { /* revision D */ + boost_capable = (pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x18, 4)), 0x15c) & 0x4) >> 2; + } + + /* Set up TSC (BKDG v3.62 section 2.9.4)*/ + msr_t msr = rdmsr(HWCR_MSR); + msr.lo |= 0x1000000; + wrmsr(HWCR_MSR, msr); + + /* Get core Pstate 0 frequency in MHz */ + msr = rdmsr(0xC0010064 + boost_capable); + cpufid = (msr.lo & 0x3f); + cpudid = (msr.lo & 0x1c0) >> 6; + mono_counter.core_frequency = (100 * (cpufid + 0x10)) / (0x01 << cpudid); + + mono_counter.last_value = read_counter_msr(); + mono_counter.initialized = 1; +} + +void timer_monotonic_get(struct mono_time *mt) +{ + uint64_t current_tick; + uint32_t usecs_elapsed = 0; + + if (!mono_counter.initialized) + init_timer(); + + current_tick = read_counter_msr(); + if (mono_counter.core_frequency != 0) + usecs_elapsed = (current_tick - mono_counter.last_value) / mono_counter.core_frequency; + + /* Update current time and tick values only if a full tick occurred. */ + if (usecs_elapsed) { + mono_time_add_usecs(&mono_counter.time, usecs_elapsed); + mono_counter.last_value = current_tick; + } + + /* Save result. */ + *mt = mono_counter.time; +} diff --git a/src/cpu/amd/family_10h-family_15h/powernow_acpi.c b/src/cpu/amd/family_10h-family_15h/powernow_acpi.c new file mode 100644 index 0000000000..295a0bfe96 --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/powernow_acpi.c @@ -0,0 +1,307 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2008 Advanced Micro Devices, Inc. + * Copyright (C) 2009 Rudolf Marek <r.marek@assembler.cz> + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <console/console.h> +#include <stdint.h> +#include <cpu/x86/msr.h> +#include <arch/acpigen.h> +#include <cpu/amd/powernow.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <cpu/x86/msr.h> +#include <cpu/amd/mtrr.h> +#include <cpu/amd/amdfam10_sysconf.h> +#include <arch/cpu.h> +#include <northbridge/amd/amdht/AsPsDefs.h> +#include <northbridge/amd/amdmct/mct/mct.h> +#include <northbridge/amd/amdmct/amddefs.h> + +static void write_pstates_for_core(u8 pstate_num, u16 *pstate_feq, u32 *pstate_power, + u32 *pstate_latency, u32 *pstate_control, + u32 *pstate_status, int coreID, + u32 pcontrol_blk, u8 plen, u8 onlyBSP, + uint8_t single_link) +{ + int i; + struct cpuid_result cpuid1; + + if ((onlyBSP) && (coreID != 0)) { + plen = 0; + pcontrol_blk = 0; + } + + acpigen_write_processor(coreID, pcontrol_blk, plen); + acpigen_write_empty_PCT(); + acpigen_write_name("_PSS"); + + /* add later to total sum */ + acpigen_write_package(pstate_num); + + for (i = 0;i < pstate_num; i++) + acpigen_write_PSS_package(pstate_feq[i], + pstate_power[i], + pstate_latency[i], + pstate_latency[i], + pstate_control[i], + pstate_status[i]); + + /* update the package size */ + acpigen_pop_len(); + + /* Write PPC object */ + acpigen_write_PPC(pstate_num); + + /* Write PSD indicating coordination type */ + if ((single_link) && (mctGetLogicalCPUID(0) & AMD_DR_GT_Bx)) { + /* Revision C or greater single-link processor */ + cpuid1 = cpuid(0x80000008); + acpigen_write_PSD_package(0, (cpuid1.ecx & 0xff) + 1, SW_ALL); + } + else { + /* Find the local APIC ID for the specified core ID */ + struct device* cpu; + int cpu_index = 0; + for (cpu = all_devices; cpu; cpu = cpu->next) { + if ((cpu->path.type != DEVICE_PATH_APIC) || + (cpu->bus->dev->path.type != DEVICE_PATH_CPU_CLUSTER)) + continue; + if (!cpu->enabled) + continue; + if (cpu_index == coreID) + break; + cpu_index++; + } + + if (cpu) + acpigen_write_PSD_package(cpu->path.apic.apic_id, 1, SW_ANY); + } + + /* patch the whole Processor token length */ + acpigen_pop_len(); +} + +/* +* For details of this algorithm, please refer to the BDKG 3.62 page 69 +* +* WARNING: The core count algorithm below assumes that all processors +* are identical, with the same number of active cores. While the BKDG +* states the BIOS must enforce this coreboot does not currently do so. +* As a result it is possible that this code may break if an illegal +* processor combination is installed. If it does break please fix the +* code in the proper locations! +*/ +void amd_generate_powernow(u32 pcontrol_blk, u8 plen, u8 onlyBSP) +{ + u8 processor_brand[49]; + u32 *v; + struct cpuid_result cpuid1; + + u16 Pstate_feq[10]; + u32 Pstate_power[10]; + u32 Pstate_latency[10]; + u32 Pstate_control[10]; + u32 Pstate_status[10]; + u8 Pstate_num; + u8 cmp_cap; + u8 index; + msr_t msr; + + /* Get the Processor Brand String using cpuid(0x8000000x) command x=2,3,4 */ + cpuid1 = cpuid(0x80000002); + v = (u32 *) processor_brand; + v[0] = cpuid1.eax; + v[1] = cpuid1.ebx; + v[2] = cpuid1.ecx; + v[3] = cpuid1.edx; + cpuid1 = cpuid(0x80000003); + v[4] = cpuid1.eax; + v[5] = cpuid1.ebx; + v[6] = cpuid1.ecx; + v[7] = cpuid1.edx; + cpuid1 = cpuid(0x80000004); + v[8] = cpuid1.eax; + v[9] = cpuid1.ebx; + v[10] = cpuid1.ecx; + v[11] = cpuid1.edx; + processor_brand[48] = 0; + printk(BIOS_INFO, "processor_brand=%s\n", processor_brand); + + uint32_t dtemp; + uint8_t node_index; + uint8_t node_count; + uint8_t cores_per_node; + uint8_t total_core_count; + + /* + * Based on the CPU socket type,cmp_cap and pwr_lmt , get the power limit. + * socket_type : 0x10 SocketF; 0x11 AM2/ASB1 ; 0x12 S1G1 + * cmp_cap : 0x0 SingleCore ; 0x1 DualCore ; 0x2 TripleCore ; 0x3 QuadCore ; 0x4 QuintupleCore ; 0x5 HexCore + */ + printk(BIOS_INFO, "Pstates algorithm ...\n"); + /* Get number of cores */ + dtemp = pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x18, 3)), 0xE8); + cmp_cap = (dtemp & 0x3000) >> 12; + if (mctGetLogicalCPUID(0) & AMD_FAM10_REV_D) /* revision D */ + cmp_cap |= (dtemp & 0x8000) >> 13; + /* Get number of nodes */ + dtemp = pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x18, 0)), 0x60); + node_count = ((dtemp & 0x70) >> 4) + 1; + cores_per_node = cmp_cap + 1; + + /* Compute total number of cores installed in system */ + total_core_count = cores_per_node * node_count; + + Pstate_num = 0; + + /* See if the CPUID(0x80000007) returned EDX[7]==1b */ + cpuid1 = cpuid(0x80000007); + if ((cpuid1.edx & 0x80) != 0x80) { + printk(BIOS_INFO, "No valid set of P-states\n"); + return; + } + + uint8_t pviModeFlag; + uint8_t Pstate_max; + uint8_t cpufid; + uint8_t cpudid; + uint8_t cpuvid; + uint8_t cpuidd; + uint8_t cpuidv; + uint8_t power_step_up; + uint8_t power_step_down; + uint8_t pll_lock_time; + uint32_t expanded_cpuidv; + uint32_t core_frequency; + uint32_t core_power; + uint32_t core_latency; + uint32_t core_voltage; /* multiplied by 10000 */ + uint8_t single_link; + + /* Determine if this is a PVI or SVI system */ + dtemp = pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x18, 3)), 0xA0); + + if (dtemp & PVI_MODE) + pviModeFlag = 1; + else + pviModeFlag = 0; + + /* Get PSmax's index */ + msr = rdmsr(0xC0010061); + Pstate_max = (uint8_t) ((msr.lo >> PS_MAX_VAL_SHFT) & BIT_MASK_3); + + /* Determine if all enabled Pstates have the same fidvid */ + uint8_t i; + uint8_t cpufid_prev = (rdmsr(0xC0010064).lo & 0x3f); + uint8_t all_enabled_cores_have_same_cpufid = 1; + for (i = 1; i < Pstate_max; i++) { + cpufid = rdmsr(0xC0010064 + i).lo & 0x3f; + if (cpufid != cpufid_prev) { + all_enabled_cores_have_same_cpufid = 0; + break; + } + } + + /* Populate tables with all Pstate information */ + for (Pstate_num = 0; Pstate_num < Pstate_max; Pstate_num++) { + /* Get power state information */ + msr = rdmsr(0xC0010064 + Pstate_num); + cpufid = (msr.lo & 0x3f); + cpudid = (msr.lo & 0x1c0) >> 6; + cpuvid = (msr.lo & 0xfe00) >> 9; + cpuidd = (msr.hi & 0xff); + cpuidv = (msr.hi & 0x300) >> 8; + core_frequency = (100 * (cpufid + 0x10)) / (0x01 << cpudid); + if (pviModeFlag) { + if (cpuvid >= 0x20) { + core_voltage = 7625 - (((cpuvid - 0x20) * 10000) / 80); + } + else { + core_voltage = 15500 - ((cpuvid * 10000) / 40); + } + } + else { + cpuvid = cpuvid & 0x7f; + if (cpuvid >= 0x7c) + core_voltage = 0; + else + core_voltage = 15500 - ((cpuvid * 10000) / 80); + } + switch (cpuidv) { + case 0x0: + expanded_cpuidv = 1; + break; + case 0x1: + expanded_cpuidv = 10; + break; + case 0x2: + expanded_cpuidv = 100; + break; + case 0x3: + expanded_cpuidv = 1000; + break; + default: + printk(BIOS_ERR, "%s:%s:%d: Invalid cpuidv, " + "not generating pstate tables.\n", + __FILE__, __func__, __LINE__); + return; + } + core_power = (core_voltage * cpuidd) / (expanded_cpuidv * 10); + + /* Calculate transition latency */ + dtemp = pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x18, 3)), 0xD4); + power_step_up = (dtemp & 0xf000000) >> 24; + power_step_down = (dtemp & 0xf00000) >> 20; + dtemp = pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x18, 3)), 0xA0); + pll_lock_time = (dtemp & 0x3800) >> 11; + if (all_enabled_cores_have_same_cpufid) + core_latency = ((12 * power_step_down) + power_step_up) / 1000; + else + core_latency = (12 * (power_step_down + power_step_up) / 1000) + + pll_lock_time; + + Pstate_feq[Pstate_num] = core_frequency; + Pstate_power[Pstate_num] = core_power; + Pstate_latency[Pstate_num] = core_latency; + Pstate_control[Pstate_num] = Pstate_num; + Pstate_status[Pstate_num] = Pstate_num; + } + + /* Print Pstate frequency, power, and latency */ + for (index = 0; index < Pstate_num; index++) { + printk(BIOS_INFO, "Pstate_freq[%d] = %dMHz\t", index, + Pstate_feq[index]); + printk(BIOS_INFO, "Pstate_power[%d] = %dmw\n", index, + Pstate_power[index]); + printk(BIOS_INFO, "Pstate_latency[%d] = %dus\n", index, + Pstate_latency[index]); + } + + char pscope[] = "\\_PR"; + + acpigen_write_scope(pscope); + for (index = 0; index < total_core_count; index++) { + /* Determine if this is a single-link processor */ + node_index = 0x18 + (index / cores_per_node); + dtemp = pci_read_config32(dev_find_slot(0, PCI_DEVFN(node_index, 0)), 0x80); + single_link = !!(((dtemp & 0xff00) >> 8) == 0); + + write_pstates_for_core(Pstate_num, Pstate_feq, Pstate_power, + Pstate_latency, Pstate_control, Pstate_status, + index, pcontrol_blk, plen, onlyBSP, single_link); + } + acpigen_pop_len(); +} diff --git a/src/cpu/amd/family_10h-family_15h/processor_name.c b/src/cpu/amd/family_10h-family_15h/processor_name.c new file mode 100644 index 0000000000..9fe896e136 --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/processor_name.c @@ -0,0 +1,319 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 Advanced Micro Devices, Inc. + * Copyright (C) 2008 Peter Stuge + * Copyright (C) 2010 Marc Jones <marcj303@gmail.com> + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +/* + * This code sets the Processor Name String for AMD64 CPUs. + * + * Revision Guide for AMD Family 10h Processors + * Publication # 41322 Revision: 3.17 Issue Date: February 2008 + */ + +#include <console/console.h> +#include <string.h> +#include <cpu/x86/msr.h> +#include <cpu/amd/mtrr.h> +#include <cpu/cpu.h> +#include <cpu/amd/model_10xxx_rev.h> + +/* The maximum length of CPU names is 48 bytes, including the final NULL byte. + * If you change these names your BIOS will _NOT_ pass the AMD validation and + * your mainboard will not be posted on the AMD Recommended Motherboard Website + */ + +struct str_s { + u8 Pg; + u8 NC; + u8 String; + char const *value; +}; + + +static const struct str_s String1_socket_F[] = { + {0x00, 0x01, 0x00, "Dual-Core AMD Opteron(tm) Processor 83"}, + {0x00, 0x01, 0x01, "Dual-Core AMD Opteron(tm) Processor 23"}, + {0x00, 0x03, 0x00, "Quad-Core AMD Opteron(tm) Processor 83"}, + {0x00, 0x03, 0x01, "Quad-Core AMD Opteron(tm) Processor 23"}, + {0x00, 0x05, 0x00, "Six-Core AMD Opteron(tm) Processor 84"}, + {0x00, 0x05, 0x01, "Six-Core AMD Opteron(tm) Processor 24"}, + {0x00, 0x03, 0x02, "Embedded AMD Opteron(tm) Processor 83"}, + {0x00, 0x03, 0x03, "Embedded AMD Opteron(tm) Processor 23"}, + {0x00, 0x03, 0x04, "Embedded AMD Opteron(tm) Processor 13"}, + {0x00, 0x03, 0x05, "AMD Phenom(tm) FX-"}, + {0x01, 0x01, 0x01, "Embedded AMD Opteron(tm) Processor"}, + {0, 0, 0, NULL} +}; + +static const struct str_s String2_socket_F[] = { + {0x00, 0xFF, 0x02, " EE"}, + {0x00, 0xFF, 0x0A, " SE"}, + {0x00, 0xFF, 0x0B, " HE"}, + {0x00, 0xFF, 0x0C, " EE"}, + {0x00, 0xFF, 0x0D, " Quad-Core Processor"}, + {0x00, 0xFF, 0x0F, ""}, + {0x01, 0x01, 0x01, "GF HE"}, + {0, 0, 0, NULL} +}; + + +static const struct str_s String1_socket_AM2[] = { + {0x00, 0x00, 0x00, "AMD Athlon(tm) Processor LE-"}, + {0x00, 0x00, 0x01, "AMD Sempron(tm) Processor LE-"}, + {0x00, 0x00, 0x02, "AMD Sempron(tm) 1"}, + {0x00, 0x00, 0x03, "AMD Athlon(tm) II 1"}, + {0x00, 0x01, 0x00, "Dual-Core AMD Opteron(tm) Processor 13"}, + {0x00, 0x01, 0x01, "AMD Athlon(tm)"}, + {0x00, 0x01, 0x03, "AMD Athlon(tm) II X2 2"}, + {0x00, 0x01, 0x04, "AMD Athlon(tm) II X2 B"}, + {0x00, 0x01, 0x05, "AMD Athlon(tm) II X2"}, + {0x00, 0x01, 0x07, "AMD Phenom(tm) II X2 5"}, + {0x00, 0x01, 0x0A, "AMD Phenom(tm) II X2"}, + {0x00, 0x01, 0x0B, "AMD Phenom(tm) II X2 B"}, + {0x00, 0x02, 0x00, "AMD Phenom(tm)"}, + {0x00, 0x02, 0x03, "AMD Phenom(tm) II X3 B"}, + {0x00, 0x02, 0x04, "AMD Phenom(tm) II X3"}, + {0x00, 0x02, 0x07, "AMD Athlon(tm) II X3 4"}, + {0x00, 0x02, 0x08, "AMD Phenom(tm) II X3 7"}, + {0x00, 0x02, 0x0A, "AMD Athlon(tm) II X3"}, + {0x00, 0x03, 0x00, "Quad-Core AMD Opteron(tm) Processor 13"}, + {0x00, 0x03, 0x01, "AMD Phenom(tm) FX-"}, + {0x00, 0x03, 0x02, "AMD Phenom(tm)"}, + {0x00, 0x03, 0x03, "AMD Phenom(tm) II X4 9"}, + {0x00, 0x03, 0x04, "AMD Phenom(tm) II X4 8"}, + {0x00, 0x03, 0x07, "AMD Phenom(tm) II X4 B"}, + {0x00, 0x03, 0x08, "AMD Phenom(tm) II X4"}, + {0x00, 0x03, 0x0A, "AMD Athlon(tm) II X4 6"}, + {0x00, 0x03, 0x0F, "AMD Athlon(tm) II X4"}, + {0, 0, 0, NULL} +}; + +static const struct str_s String2_socket_AM2[] = { + {0x00, 0x00, 0x00, "00"}, + {0x00, 0x00, 0x01, "10"}, + {0x00, 0x00, 0x02, "20"}, + {0x00, 0x00, 0x03, "30"}, + {0x00, 0x00, 0x04, "40"}, + {0x00, 0x00, 0x05, "50"}, + {0x00, 0x00, 0x06, "60"}, + {0x00, 0x00, 0x07, "70"}, + {0x00, 0x00, 0x08, "80"}, + {0x00, 0x00, 0x09, "90"}, + {0x00, 0x00, 0x09, " Processor"}, + {0x00, 0x00, 0x09, "u Processor"}, + {0x00, 0x01, 0x00, "00 Dual-Core Processor"}, + {0x00, 0x01, 0x01, "00e Dual-Core Processor"}, + {0x00, 0x01, 0x02, "00B Dual-Core Processor"}, + {0x00, 0x01, 0x03, "50 Dual-Core Processor"}, + {0x00, 0x01, 0x04, "50e Dual-Core Processor"}, + {0x00, 0x01, 0x05, "50B Dual-Core Processor"}, + {0x00, 0x01, 0x06, " Processor"}, + {0x00, 0x01, 0x07, "e Processor"}, + {0x00, 0x01, 0x09, "0 Processor"}, + {0x00, 0x01, 0x0A, "0e Processor"}, + {0x00, 0x01, 0x0B, "u Processor"}, + {0x00, 0x02, 0x00, "00 Triple-Core Processor"}, + {0x00, 0x02, 0x01, "00e Triple-Core Processor"}, + {0x00, 0x02, 0x02, "00B Triple-Core Processor"}, + {0x00, 0x02, 0x03, "50 Triple-Core Processor"}, + {0x00, 0x02, 0x04, "50e Triple-Core Processor"}, + {0x00, 0x02, 0x05, "50B Triple-Core Processor"}, + {0x00, 0x02, 0x06, " Processor"}, + {0x00, 0x02, 0x07, "e Processor"}, + {0x00, 0x02, 0x09, "0e Processor"}, + {0x00, 0x02, 0x0A, "0 Processor"}, + {0x00, 0x03, 0x00, "00 Quad-Core Processor"}, + {0x00, 0x03, 0x01, "00e Quad-Core Processor"}, + {0x00, 0x03, 0x02, "00B Quad-Core Processor"}, + {0x00, 0x03, 0x03, "50 Quad-Core Processor"}, + {0x00, 0x03, 0x04, "50e Quad-Core Processor"}, + {0x00, 0x03, 0x05, "50B Quad-Core Processor"}, + {0x00, 0x03, 0x06, " Processor"}, + {0x00, 0x03, 0x07, "e Processor"}, + {0x00, 0x03, 0x09, "0e Processor"}, + {0x00, 0x03, 0x0A, " SE"}, + {0x00, 0x03, 0x0B, " HE"}, + {0x00, 0x03, 0x0C, " EE"}, + {0x00, 0x03, 0x0D, " Quad-Core Processor"}, + {0x00, 0x03, 0x0E, "0 Processor"}, + {0x00, 0xFF, 0x0F, ""}, + {0, 0, 0, NULL} +}; + +static const struct str_s String1_socket_G34[] = { + {0x00, 0x07, 0x00, "AMD Opteron(tm) Processor 61"}, + {0x00, 0x0B, 0x00, "AMD Opteron(tm) Processor 61"}, + {0x01, 0x07, 0x01, "Embedded AMD Opteron(tm) Processor "}, + {0, 0, 0, NULL} +}; + +static const struct str_s String2_socket_G34[] = { + {0x00, 0x07, 0x00, " HE"}, + {0x00, 0x07, 0x01, " SE"}, + {0x00, 0x0B, 0x00, " HE"}, + {0x00, 0x0B, 0x01, " SE"}, + {0x00, 0x0B, 0x0F, ""}, + {0x01, 0x07, 0x01, " QS"}, + {0x01, 0x07, 0x02, " KS"}, + {0, 0, 0, NULL} +}; + +static const struct str_s String1_socket_C32[] = { + {0x00, 0x03, 0x00, "AMD Opteron(tm) Processor 41"}, + {0x00, 0x05, 0x00, "AMD Opteron(tm) Processor 41"}, + {0x01, 0x03, 0x01, "Embedded AMD Opteron(tm) Processor "}, + {0x01, 0x05, 0x01, "Embedded AMD Opteron(tm) Processor "}, + {0, 0, 0, NULL} +}; + +static const struct str_s String2_socket_C32[] = { + {0x00, 0x03, 0x00, " HE"}, + {0x00, 0x03, 0x01, " EE"}, + {0x00, 0x05, 0x00, " HE"}, + {0x00, 0x05, 0x01, " EE"}, + {0x01, 0x03, 0x01, "QS HE"}, + {0x01, 0x03, 0x02, "LE HE"}, + {0x01, 0x05, 0x01, "KX HE"}, + {0x01, 0x05, 0x02, "GL EE"}, + {0, 0, 0, NULL} +}; + +const char *unknown = "AMD Processor model unknown"; +const char *unknown2 = " type unknown"; +const char *sample = "AMD Engineering Sample"; +const char *thermal = "AMD Thermal Test Kit"; + + +static int strcpymax(char *dst, const char *src, int buflen) +{ + int i; + for (i = 0; i < buflen && src[i]; i++) + dst[i] = src[i]; + if (i >= buflen) + i--; + dst[i] = 0; + return i; +} + + +int init_processor_name(void) +{ + /* variable names taken from fam10 revision guide for clarity */ + u32 BrandId; /* CPUID Fn8000_0001_EBX */ + u8 String1; /* BrandID[14:11] */ + u8 String2; /* BrandID[3:0] */ + u8 Model; /* BrandID[10:4] */ + u8 Pg; /* BrandID[15] */ + u8 PkgTyp; /* BrandID[31:28] */ + u8 NC; /* CPUID Fn8000_0008_ECX */ + const char *processor_name_string = unknown; + char program_string[48]; + u32 *p_program_string = (u32 *)program_string; + msr_t msr; + int i, j = 0, str2_checkNC = 1; + const struct str_s *str, *str2; + + + /* Find out which CPU brand it is */ + BrandId = cpuid_ebx(0x80000001); + String1 = (u8)((BrandId >> 11) & 0x0F); + String2 = (u8)((BrandId >> 0) & 0x0F); + Model = (u8)((BrandId >> 4) & 0x7F); + Pg = (u8)((BrandId >> 15) & 0x01); + PkgTyp = (u8)((BrandId >> 28) & 0x0F); + NC = (u8)(cpuid_ecx(0x80000008) & 0xFF); + + /* null the string */ + memset(program_string, 0, sizeof(program_string)); + + if (!Model) { + processor_name_string = Pg ? thermal : sample; + goto done; + } + + switch (PkgTyp) { + case 0: /* F1207 */ + str = String1_socket_F; + str2 = String2_socket_F; + str2_checkNC = 0; + break; + case 1: /* AM2 */ + str = String1_socket_AM2; + str2 = String2_socket_AM2; + break; + case 3: /* G34 */ + str = String1_socket_G34; + str2 = String2_socket_G34; + str2_checkNC = 0; + break; + case 5: /* C32 */ + str = String1_socket_C32; + str2 = String2_socket_C32; + break; + default: + goto done; + } + + /* String1 */ + for (i = 0; str[i].value; i++) { + if ((str[i].Pg == Pg) && + (str[i].NC == NC) && + (str[i].String == String1)) { + processor_name_string = str[i].value; + break; + } + } + + if (!str[i].value) + goto done; + + j = strcpymax(program_string, processor_name_string, + sizeof(program_string)); + + /* Translate Model from 01-99 to ASCII and put it on the end. + * Numbers less than 10 should include a leading zero, e.g., 09.*/ + if (Model < 100 && j < sizeof(program_string) - 2) { + program_string[j++] = (Model / 10) + '0'; + program_string[j++] = (Model % 10) + '0'; + } + + processor_name_string = unknown2; + + /* String 2 */ + for(i = 0; str2[i].value; i++) { + if ((str2[i].Pg == Pg) && + ((str2[i].NC == NC) || !str2_checkNC) && + (str2[i].String == String2)) { + processor_name_string = str2[i].value; + break; + } + } + + +done: + strcpymax(&program_string[j], processor_name_string, + sizeof(program_string) - j); + + printk(BIOS_DEBUG, "CPU model: %s\n", program_string); + + for (i = 0; i < 6; i++) { + msr.lo = p_program_string[(2 * i) + 0]; + msr.hi = p_program_string[(2 * i) + 1]; + wrmsr_amd(0xC0010030 + i, msr); + } + + return 0; +} diff --git a/src/cpu/amd/family_10h-family_15h/ram_calc.c b/src/cpu/amd/family_10h-family_15h/ram_calc.c new file mode 100644 index 0000000000..9ac2c993f8 --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/ram_calc.c @@ -0,0 +1,50 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + * Copyright (C) 2007 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <cpu/cpu.h> +#include <cpu/x86/msr.h> +#include <cpu/amd/mtrr.h> + +#include <cbmem.h> + +#include "ram_calc.h" + +#if !IS_ENABLED(CONFIG_LATE_CBMEM_INIT) +uint64_t get_uma_memory_size(uint64_t topmem) +{ + uint64_t uma_size = 0; + if (IS_ENABLED(CONFIG_GFXUMA)) { + /* refer to UMA Size Consideration in 780 BDG. */ + if (topmem >= 0x40000000) /* 1GB and above system memory */ + uma_size = 0x10000000; /* 256M recommended UMA */ + + else if (topmem >= 0x20000000) /* 512M - 1023M system memory */ + uma_size = 0x8000000; /* 128M recommended UMA */ + + else if (topmem >= 0x10000000) /* 256M - 511M system memory */ + uma_size = 0x4000000; /* 64M recommended UMA */ + } + + return uma_size; +} + +void *cbmem_top(void) +{ + uint32_t topmem = rdmsr(TOP_MEM).lo; + + return (void *) topmem - get_uma_memory_size(topmem); +} +#endif diff --git a/src/cpu/amd/family_10h-family_15h/ram_calc.h b/src/cpu/amd/family_10h-family_15h/ram_calc.h new file mode 100644 index 0000000000..8cfc199bdf --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/ram_calc.h @@ -0,0 +1,21 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _AMD_MODEL_10XXX_RAM_CALC_H_ +#define _AMD_MODEL_10XXX_RAM_CALC_H_ + +uint64_t get_uma_memory_size(uint64_t topmem); + +#endif diff --git a/src/cpu/amd/family_10h-family_15h/update_microcode.c b/src/cpu/amd/family_10h-family_15h/update_microcode.c new file mode 100644 index 0000000000..c295de679d --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/update_microcode.c @@ -0,0 +1,67 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + * Copyright (C) 2007 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <stdint.h> +#include <cpu/amd/microcode.h> + +struct id_mapping { + uint32_t orig_id; + uint16_t new_id; +}; + +static u16 get_equivalent_processor_rev_id(u32 orig_id) { + static const struct id_mapping id_mapping_table[] = { + { 0x100f00, 0x1000 }, + { 0x100f01, 0x1000 }, + { 0x100f02, 0x1000 }, + { 0x100f20, 0x1020 }, + { 0x100f21, 0x1020 }, /* DR-B1 */ + { 0x100f2A, 0x1020 }, /* DR-BA */ + { 0x100f22, 0x1022 }, /* DR-B2 */ + { 0x100f23, 0x1022 }, /* DR-B3 */ + { 0x100f42, 0x1041 }, /* RB-C2 */ + { 0x100f43, 0x1043 }, /* RB-C3 */ + { 0x100f52, 0x1041 }, /* BL-C2 */ + { 0x100f62, 0x1062 }, /* DA-C2 */ + { 0x100f63, 0x1043 }, /* DA-C3 */ + { 0x100f81, 0x1081 }, /* HY-D1 */ + { 0x100fa0, 0x10A0 }, /* PH-E0 */ + + /* Array terminator */ + { 0xffffff, 0x0000 }, + }; + + u32 new_id; + int i; + + new_id = 0; + + for (i = 0; id_mapping_table[i].orig_id != 0xffffff; i++) { + if (id_mapping_table[i].orig_id == orig_id) { + new_id = id_mapping_table[i].new_id; + break; + } + } + + return new_id; + +} + +void update_microcode(u32 cpu_deviceid) +{ + u32 equivalent_processor_rev_id = get_equivalent_processor_rev_id(cpu_deviceid); + amd_update_microcode_from_cbfs(equivalent_processor_rev_id); +} |