Add CPUID processor name string support for Fam10 CPUs.
Peter did a nice job cleaning up my initial patch. Thanks! Signed-off-by: Marc Jones <marc.jones@amd.com> Signed-off-by: Peter Stuge <peter@stuge.se> Acked-by: Marc Jones <marc.jones@amd.com> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3263 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Marc Jones
parent
403b89a14f
commit
c1cbff217a
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@ -37,3 +37,4 @@ dir /cpu/amd/microcode
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driver model_10xxx_init.o
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object update_microcode.o
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object apic_timer.o
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object processor_name.o
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@ -39,13 +39,14 @@
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#include <cpu/amd/model_10xxx_msr.h>
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extern device_t get_node_pci(u32 nodeid, u32 fn);
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extern int init_processor_name(void);
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#define MCI_STATUS 0x401
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static inline msr_t rdmsr_amd(u32 index)
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msr_t rdmsr_amd(u32 index)
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{
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msr_t result;
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__asm__ __volatile__ (
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@ -57,7 +58,7 @@ static inline msr_t rdmsr_amd(u32 index)
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}
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static inline void wrmsr_amd(u32 index, msr_t msr)
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void wrmsr_amd(u32 index, msr_t msr)
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{
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__asm__ __volatile__ (
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"wrmsr"
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@ -99,7 +100,8 @@ void model_10xxx_init(device_t dev)
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/* Enable the local cpu apics */
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setup_lapic();
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/* FIXME: Update CPUID name strings here */
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/* Set the processor name string */
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init_processor_name();
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#if CONFIG_LOGICAL_CPUS == 1
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siblings = cpuid_ecx(0x80000008) & 0xff;
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@ -0,0 +1,237 @@
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/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2007 Advanced Micro Devices, Inc.
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* Copyright (C) 2008 Peter Stuge
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
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*/
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/*
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* This code sets the Processor Name String for AMD64 CPUs.
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*
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* Revision Guide for AMD Family 10h Processors
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* Publication # 41322 Revision: 3.17 Issue Date: February 2008
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*/
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#include <console/console.h>
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#include <string.h>
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#include <cpu/x86/msr.h>
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#include <cpu/cpu.h>
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extern void wrmsr_amd(u32 index, msr_t msr);
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/* The maximum length of CPU names is 48 bytes, including the final NULL byte.
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* If you change these names your BIOS will _NOT_ pass the AMD validation and
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* your mainboard will not be posted on the AMD Recommended Motherboard Website
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*/
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struct str_s {
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u8 Pg;
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u8 NC;
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u8 String;
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char const *value;
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};
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static const struct str_s String1_socket_F[] = {
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{0x00, 0x01, 0x00, "Dual-Core AMD Opteron(tm) Processor 83"},
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{0x00, 0x01, 0x01, "Dual-Core AMD Opteron(tm) Processor 23"},
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{0x00, 0x03, 0x00, "Quad-Core AMD Opteron(tm) Processor 83"},
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{0x00, 0x03, 0x01, "Quad-Core AMD Opteron(tm) Processor 23"},
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{0x00, 0x03, 0x02, "Embedded AMD Opteron(tm) Processor 83"},
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{0x00, 0x03, 0x03, "Embedded AMD Opteron(tm) Processor 23"},
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{0x00, 0x03, 0x04, "Embedded AMD Opteron(tm) Processor 13"},
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{0x00, 0x03, 0x05, "AMD Phenom(tm) FX-"},
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{0x01, 0x01, 0x01, "Embedded AMD Opteron(tm) Processor"},
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{0, 0, 0, NULL}
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};
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static const struct str_s String2_socket_F[] = {
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{0x00, 0xFF, 0x0A, " SE"},
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{0x00, 0xFF, 0x0B, " HE"},
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{0x00, 0xFF, 0x0C, " EE"},
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{0x00, 0xFF, 0x0D, " Quad-Core Processor"},
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{0x00, 0xFF, 0x0F, ""},
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{0x01, 0x01, 0x01, "GF HE"},
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{0, 0, 0, NULL}
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};
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static const struct str_s String1_socket_AM2[] = {
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{0x00, 0x00, 0x00, "AMD Athlon(tm) Processor LE-"},
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{0x00, 0x00, 0x01, "AMD Sempron(tm) Processor LE-"},
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{0x00, 0x01, 0x00, "Dual-Core AMD Opteron(tm) Processor 13"},
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{0x00, 0x01, 0x01, "AMD Athlon(tm)"},
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{0x00, 0x02, 0x00, "AMD Phenom(tm)"},
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{0x00, 0x03, 0x00, "Quad-Core AMD Opteron(tm) Processor 13"},
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{0x00, 0x03, 0x01, "AMD Phenom(tm) FX-"},
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{0x00, 0x03, 0x02, "AMD Phenom(tm)"},
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{0, 0, 0, NULL}
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};
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static const struct str_s String2_socket_AM2[] = {
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{0x00, 0x00, 0x00, "00"},
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{0x00, 0x00, 0x01, "10"},
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{0x00, 0x00, 0x02, "20"},
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{0x00, 0x00, 0x03, "30"},
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{0x00, 0x00, 0x04, "40"},
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{0x00, 0x00, 0x05, "50"},
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{0x00, 0x00, 0x06, "60"},
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{0x00, 0x00, 0x07, "70"},
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{0x00, 0x00, 0x08, "80"},
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{0x00, 0x00, 0x09, "90"},
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{0x00, 0x01, 0x00, "00 Dual-Core Processor"},
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{0x00, 0x01, 0x01, "00e Dual-Core Processor"},
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{0x00, 0x01, 0x02, "00B Dual-Core Processor"},
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{0x00, 0x01, 0x03, "50 Dual-Core Processor"},
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{0x00, 0x01, 0x04, "50e Dual-Core Processor"},
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{0x00, 0x01, 0x05, "50B Dual-Core Processor"},
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{0x00, 0x02, 0x00, "00 Triple-Core Processor"},
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{0x00, 0x02, 0x01, "00e Triple-Core Processor"},
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{0x00, 0x02, 0x02, "00B Triple-Core Processor"},
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{0x00, 0x02, 0x03, "50 Triple-Core Processor"},
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{0x00, 0x02, 0x04, "50e Triple-Core Processor"},
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{0x00, 0x02, 0x05, "50B Triple-Core Processor"},
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{0x00, 0x03, 0x00, "00 Quad-Core Processor"},
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{0x00, 0x03, 0x01, "00e Quad-Core Processor"},
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{0x00, 0x03, 0x02, "00B Quad-Core Processor"},
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{0x00, 0x03, 0x03, "50 Quad-Core Processor"},
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{0x00, 0x03, 0x04, "50e Quad-Core Processor"},
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{0x00, 0x03, 0x05, "50B Quad-Core Processor"},
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{0x00, 0x03, 0x0A, " SE"},
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{0x00, 0x03, 0x0B, " HE"},
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{0x00, 0x03, 0x0C, " EE"},
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{0x00, 0x03, 0x0D, " Quad-Core Processor"},
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{0x00, 0xFF, 0x0F, ""},
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{0, 0, 0, NULL}
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};
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char const *unknown = "AMD Processor model unknown";
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char const *unknown2 = " type unknown";
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char const *sample = "AMD Engineering Sample";
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char const *thermal = "AMD Thermal Test Kit";
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int strcpymax(char *dst, const char *src, int buflen) {
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int i;
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for (i = 0; i < buflen && src[i]; i++)
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dst[i] = src[i];
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if (i >= buflen)
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i--;
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dst[i] = 0;
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return i;
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}
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int init_processor_name(void)
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{
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/* variable names taken from fam10 revision guide for clarity */
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u32 BrandId; /* CPUID Fn8000_0001_EBX */
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u8 String1; /* BrandID[14:11] */
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u8 String2; /* BrandID[3:0] */
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u8 Model; /* BrandID[10:4] */
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u8 Pg; /* BrandID[15] */
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u8 PkgTyp; /* BrandID[31:28] */
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u8 NC; /* CPUID Fn8000_0008_ECX */
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const char *processor_name_string = unknown;
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char program_string[48];
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u32 *p_program_string = (u32 *)program_string;
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msr_t msr;
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int i, j = 0, str2_checkNC = 1;
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const struct str_s *str, *str2;
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/* Find out which CPU brand it is */
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BrandId = cpuid_ebx(0x80000001);
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String1 = (u8)((BrandId >> 11) & 0x0F);
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String2 = (u8)((BrandId >> 0) & 0x0F);
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Model = (u8)((BrandId >> 4) & 0x7F);
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Pg = (u8)((BrandId >> 15) & 0x01);
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PkgTyp = (u8)((BrandId >> 28) & 0x0F);
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NC = (u8)(cpuid_ecx(0x80000008) & 0xFF);
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/* null the string */
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memset(program_string, 0, sizeof(program_string));
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if (!Model) {
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processor_name_string = Pg ? sample : thermal;
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goto done;
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}
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switch (PkgTyp) {
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case 0: /* F1207 */
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str = String1_socket_F;
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str2 = String2_socket_F;
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str2_checkNC = 0;
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break;
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case 1: /* AM2 */
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str = String1_socket_AM2;
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str2 = String2_socket_AM2;
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break;
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default:
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goto done;
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}
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/* String1 */
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for (i = 0; str[i].value; i++) {
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if ((str[i].Pg == Pg) &&
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(str[i].NC == NC) &&
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(str[i].String == String1)) {
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processor_name_string = str[i].value;
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break;
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}
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}
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if (!str[i].value)
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goto done;
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j = strcpymax(program_string, processor_name_string,
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sizeof(program_string));
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/* Translate Model from 01-99 to ASCII and put it on the end.
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* Numbers less than 10 should include a leading zero, e.g., 09.*/
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if (Model < 100 && j < sizeof(program_string) - 2) {
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program_string[j++] = (Model / 10) + '0';
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program_string[j++] = (Model % 10) + '0';
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}
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processor_name_string = unknown2;
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/* String 2 */
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for(i = 0; str2[i].value; i++) {
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if ((str2[i].Pg == Pg) &&
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((str2[i].NC == NC) || !str2_checkNC) &&
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(str2[i].String == String2)) {
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processor_name_string = str2[i].value;
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break;
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}
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}
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done:
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strcpymax(&program_string[j], processor_name_string,
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sizeof(program_string) - j);
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printk_debug("CPU model: %s\n", program_string);
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for (i = 0; i < 6; i++) {
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msr.lo = p_program_string[(2 * i) + 0];
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msr.hi = p_program_string[(2 * i) + 1];
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wrmsr_amd(0xC0010030 + i, msr);
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}
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return 0;
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}
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