diff options
Diffstat (limited to 'src/cpu/amd/model_10xxx/processor_name.c')
| -rw-r--r-- | src/cpu/amd/model_10xxx/processor_name.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/src/cpu/amd/model_10xxx/processor_name.c b/src/cpu/amd/model_10xxx/processor_name.c new file mode 100644 index 0000000000..5429aae189 --- /dev/null +++ b/src/cpu/amd/model_10xxx/processor_name.c @@ -0,0 +1,237 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 Advanced Micro Devices, Inc. + * Copyright (C) 2008 Peter Stuge + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA + */ + +/* + * 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/cpu.h> + +extern void wrmsr_amd(u32 index, msr_t msr); + +/* 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, 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, 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, 0x01, 0x00, "Dual-Core AMD Opteron(tm) Processor 13"}, + {0x00, 0x01, 0x01, "AMD Athlon(tm)"}, + {0x00, 0x02, 0x00, "AMD Phenom(tm)"}, + {0x00, 0x03, 0x00, "Quad-Core AMD Opteron(tm) Processor 13"}, + {0x00, 0x03, 0x01, "AMD Phenom(tm) FX-"}, + {0x00, 0x03, 0x02, "AMD Phenom(tm)"}, + {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, 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, 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, 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, 0x0A, " SE"}, + {0x00, 0x03, 0x0B, " HE"}, + {0x00, 0x03, 0x0C, " EE"}, + {0x00, 0x03, 0x0D, " Quad-Core Processor"}, + {0x00, 0xFF, 0x0F, ""}, + {0, 0, 0, NULL} +}; + + +char const *unknown = "AMD Processor model unknown"; +char const *unknown2 = " type unknown"; +char const *sample = "AMD Engineering Sample"; +char const *thermal = "AMD Thermal Test Kit"; + + +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 ? sample : thermal; + 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; + 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_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; +} |