| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2008 Advanced Micro Devices, Inc. |
| * Copyright (C) 2009 Rudolf Marek <r.marek@assembler.cz> |
| * |
| * 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/amdk8_sysconf.h> |
| #include <arch/cpu.h> |
| |
| static void write_pstates_for_core(u8 pstate_num, u16 *pstate_feq, u8 *pstate_vid, |
| u8 *pstate_fid, u32 *pstate_power, int coreID, |
| u32 pcontrol_blk, u8 plen, u8 onlyBSP, u32 control) |
| { |
| int i; |
| |
| 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++) { |
| u32 status, c2; |
| c2 = control | (pstate_vid[i] << 6) | |
| pstate_fid[i]; |
| status = |
| (pstate_vid[i] << 6) | |
| pstate_fid[i]; |
| |
| acpigen_write_PSS_package(pstate_feq[i], |
| pstate_power[i], |
| 0x64, |
| 0x7, |
| c2, |
| status); |
| } |
| /* update the package size */ |
| acpigen_pop_len(); |
| |
| acpigen_write_PPC(pstate_num); |
| /* patch the whole Processor token length */ |
| acpigen_pop_len(); |
| } |
| |
| #if CONFIG_K8_REV_F_SUPPORT |
| /* |
| * Details about this algorithm , refer to BDKG 10.5.1 |
| * Two parts are included, the another is the DSDT reconstruction process |
| */ |
| |
| static void pstates_algorithm(u32 pcontrol_blk, u8 plen, u8 onlyBSP) |
| { |
| u8 processor_brand[49]; |
| u32 *v, control; |
| struct cpuid_result cpuid1; |
| |
| struct power_limit_encoding { |
| u8 socket_type; |
| u8 cmp_cap; |
| u8 pwr_lmt; |
| u32 power_limit; |
| }; |
| u8 Max_fid, Max_vid, Start_fid, Start_vid, Min_fid, Min_vid; |
| u16 Max_feq; |
| u8 Pstate_fid[10]; |
| u16 Pstate_feq[10]; |
| u8 Pstate_vid[10]; |
| u32 Pstate_power[10]; |
| u32 Pstate_volt[10]; |
| u8 PstateStep, PstateStep_coef; |
| u8 IntPstateSup; |
| u8 Pstate_num; |
| u16 Cur_feq; |
| u8 Cur_fid; |
| u8 cmp_cap, pwr_lmt; |
| u32 power_limit = 0; |
| u8 index; |
| uint8_t node_count; |
| uint8_t cores_per_node; |
| uint32_t total_core_count; |
| uint32_t dword; |
| msr_t msr; |
| u32 fid_multiplier; |
| static const struct power_limit_encoding TDP[] = { |
| {0x10, 0x1, 0x2, 45}, /* Opteron EE */ |
| {0x10, 0x1, 0x6, 68}, /* Opteron HE */ |
| {0x10, 0x1, 0xa, 95}, /* Opteron */ |
| {0x10, 0x1, 0xc, 119}, /* Opteron SE */ |
| {0x10, 0x1, 0xe, 125}, /* Athlon 64 FX-7x */ |
| {0x11, 0x0, 0x8, 62}, |
| {0x11, 0x1, 0x8, 89}, |
| {0x11, 0x1, 0xa, 103}, |
| {0x11, 0x1, 0xc, 125}, |
| {0x11, 0x0, 0x2, 15}, |
| {0x11, 0x0, 0x4, 35}, |
| {0x11, 0x1, 0x2, 35}, |
| {0x11, 0x0, 0x5, 45}, |
| {0x11, 0x1, 0x7, 76}, |
| {0x11, 0x1, 0x6, 65}, |
| {0x11, 0x1, 0x8, 89}, |
| {0x11, 0x0, 0x1, 8}, |
| {0x11, 0x1, 0x1, 22}, |
| {0x12, 0x0, 0x6, 25}, |
| {0x12, 0x0, 0x1, 8}, |
| {0x12, 0x0, 0x2, 9}, |
| {0x12, 0x0, 0x4, 15}, |
| {0x12, 0x0, 0xc, 35}, |
| {0x12, 0x1, 0xc, 35}, |
| {0x12, 0x1, 0x4, 20} |
| }; |
| |
| /* 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); |
| |
| /* |
| * 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 |
| */ |
| printk(BIOS_INFO, "Pstates Algorithm ...\n"); |
| |
| /* Get number of cores */ |
| dword = pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x18, 3)), 0xe8); |
| cmp_cap = (dword & 0x3000) >> 12; |
| /* Get number of nodes */ |
| dword = pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x18, 0)), 0x60); |
| node_count = ((dword & 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; |
| |
| cpuid1 = cpuid(0x80000001); |
| pwr_lmt = ((cpuid1.ebx & 0x1C0) >> 5) | ((cpuid1.ebx & 0x4000) >> 14); |
| for (index = 0; index < ARRAY_SIZE(TDP); index++) |
| if (TDP[index].socket_type == CONFIG_CPU_SOCKET_TYPE && |
| TDP[index].cmp_cap == cmp_cap && |
| TDP[index].pwr_lmt == pwr_lmt) { |
| power_limit = TDP[index].power_limit; |
| } |
| |
| Pstate_num = 0; |
| |
| /* See if the CPUID(0x80000007) returned EDX[2:1]==11b */ |
| cpuid1 = cpuid(0x80000007); |
| if ((cpuid1.edx & 0x6) != 0x6) { |
| printk(BIOS_INFO, "No valid set of P-states\n"); |
| goto write_pstates; |
| } |
| |
| msr = rdmsr(0xc0010042); |
| Max_fid = (msr.lo & 0x3F0000) >> 16; |
| Start_fid = (msr.lo & 0x3F00) >> 8; |
| Max_vid = (msr.hi & 0x3F0000) >> 16; |
| Start_vid = (msr.hi & 0x3F00) >> 8; |
| PstateStep = (msr.hi & 0x1000000) >> 24; |
| IntPstateSup = (msr.hi & 0x20000000) >> 29; |
| |
| /* |
| * The P1...P[Min+1] VID need PstateStep to calculate |
| * P[N] = P[N-1]VID + 2^PstateStep |
| * PstateStep_coef = 2^PstateStep |
| */ |
| if (PstateStep == 0) |
| PstateStep_coef = 1; |
| else |
| PstateStep_coef = 2; |
| |
| /* Get the multiplier of the fid frequency */ |
| /* |
| * Fid multiplier is always 100 revF and revG. |
| */ |
| fid_multiplier = 100; |
| |
| /* |
| * Formula1: CPUFreq = FID * fid_multiplier + 800 |
| * Formula2: CPUVolt = 1550 - VID * 25 (mv) |
| * Formula3: Power = (PwrLmt * P[N]Frequency*(P[N]Voltage^2))/(P[0]Frequency * P[0]Voltage^2)) |
| */ |
| |
| /* Construct P0(P[Max]) state */ |
| Max_feq = Max_fid * fid_multiplier + 800; |
| if (Max_fid == 0x2A && Max_vid != 0x0) { |
| Min_fid = 0x2; |
| Pstate_fid[0] = Start_fid + 0xA; /* Start Frequency + 1GHz */ |
| Pstate_feq[0] = Pstate_fid[0] * fid_multiplier + 800; |
| Min_vid = Start_vid; |
| Pstate_vid[0] = Max_vid + 0x2; /* Maximum Voltage - 50mV */ |
| Pstate_volt[0] = 1550 - Pstate_vid[0] * 25; |
| Pstate_power[0] = power_limit * 1000; /* mw */ |
| Pstate_num++; |
| } else { |
| Min_fid = Start_fid; |
| Pstate_fid[0] = Max_fid; |
| Pstate_feq[0] = Max_feq; |
| Min_vid = Start_vid; |
| Pstate_vid[0] = Max_vid + 0x2; |
| Pstate_volt[0] = 1550 - Pstate_vid[0] * 25; |
| Pstate_power[0] = power_limit * 1000; /* mw */ |
| Pstate_num++; |
| } |
| |
| if (IntPstateSup == 0) { |
| printk(BIOS_SPEW, "No intermediate P-states are supported\n"); |
| goto nointpstatesup; |
| } |
| |
| Cur_feq = Max_feq; |
| Cur_fid = Max_fid; |
| /* Construct P1 state */ |
| if (((Max_fid & 0x1) != 0) && ((Max_fid - 0x1) >= (Min_fid + 0x8))) { /* odd value */ |
| Pstate_fid[1] = Max_fid - 0x1; |
| Pstate_feq[1] = Pstate_fid[1] * fid_multiplier + 800; |
| Cur_fid = Pstate_fid[1]; |
| Cur_feq = Pstate_feq[1]; |
| if (((Pstate_vid[0] & 0x1) != 0) && ((Pstate_vid[0] - 0x1) < Min_vid)) { /* odd value */ |
| Pstate_vid[1] = Pstate_vid[0] + 0x1; |
| Pstate_volt[1] = 1550 - Pstate_vid[1] * 25; |
| Pstate_power[1] = |
| ((unsigned long long)Pstate_power[0] * |
| Pstate_feq[1] * Pstate_volt[1] * Pstate_volt[1]) / |
| ((unsigned long long)Pstate_feq[0] * Pstate_volt[0] * Pstate_volt[0]); |
| } |
| if (((Pstate_vid[0] & 0x1) == 0) && ((Pstate_vid[0] - 0x1) < Min_vid)) { /* even value */ |
| Pstate_vid[1] = Pstate_vid[0] + PstateStep_coef; |
| Pstate_volt[1] = 1550 - Pstate_vid[1] * 25; |
| Pstate_power[1] = |
| ((unsigned long long)Pstate_power[0] * |
| Pstate_feq[1] * Pstate_volt[1] * Pstate_volt[1]) / |
| ((unsigned long long)Pstate_feq[0] * Pstate_volt[0] * Pstate_volt[0]); |
| } |
| Pstate_num++; |
| } |
| |
| if (((Max_fid & 0x1) == 0) && ((Max_fid - 0x2) >= (Min_fid + 0x8))) { /* even value */ |
| Pstate_fid[1] = Max_fid - 0x2; |
| Pstate_feq[1] = Pstate_fid[1] * fid_multiplier + 800; |
| Cur_fid = Pstate_fid[1]; |
| Cur_feq = Pstate_feq[1]; |
| if (((Pstate_vid[0] & 0x1) != 0) && ((Pstate_vid[0] - 0x1) < Min_vid)) { /* odd value */ |
| Pstate_vid[1] = Pstate_vid[0] + 0x1; |
| Pstate_volt[1] = 1550 - Pstate_vid[1] * 25; |
| Pstate_power[1] = |
| ((unsigned long long)Pstate_power[0] * |
| Pstate_feq[1] * Pstate_volt[1] * Pstate_volt[1]) / |
| ((unsigned long long)Pstate_feq[0] * Pstate_volt[0] * Pstate_volt[0]); |
| } |
| if (((Pstate_vid[0] & 0x1) == 0) && ((Pstate_vid[0] - 0x1) < Min_vid)) { /* even value */ |
| Pstate_vid[1] = Pstate_vid[0] + PstateStep_coef; |
| Pstate_volt[1] = 1550 - Pstate_vid[1] * 25; |
| Pstate_power[1] = |
| ((unsigned long long)Pstate_power[0] * |
| Pstate_feq[1] * Pstate_volt[1] * Pstate_volt[1]) / |
| ((unsigned long long)Pstate_feq[0] * Pstate_volt[0] * Pstate_volt[0]); |
| } |
| |
| Pstate_num++; |
| } |
| |
| /* Construct P2...P[Min-1] state */ |
| Cur_fid = Cur_fid - 0x2; |
| Cur_feq = Cur_fid * fid_multiplier + 800; |
| while (Cur_feq >= ((Min_fid * fid_multiplier) + 800) * 2) { |
| Pstate_fid[Pstate_num] = Cur_fid; |
| Pstate_feq[Pstate_num] = |
| Pstate_fid[Pstate_num] * fid_multiplier + 800; |
| Cur_fid = Cur_fid - 0x2; |
| Cur_feq = Cur_fid * fid_multiplier + 800; |
| if (Pstate_vid[Pstate_num - 1] >= Min_vid) { |
| Pstate_vid[Pstate_num] = Pstate_vid[Pstate_num - 1]; |
| Pstate_volt[Pstate_num] = Pstate_volt[Pstate_num - 1]; |
| Pstate_power[Pstate_num] = Pstate_power[Pstate_num - 1]; |
| } else { |
| Pstate_vid[Pstate_num] = |
| Pstate_vid[Pstate_num - 1] + PstateStep_coef; |
| Pstate_volt[Pstate_num] = |
| 1550 - Pstate_vid[Pstate_num] * 25; |
| Pstate_power[Pstate_num] = |
| ((unsigned long long)Pstate_power[0] * |
| Pstate_feq[Pstate_num] * Pstate_volt[Pstate_num] * Pstate_volt[Pstate_num]) / |
| ((unsigned long long)Pstate_feq[0] * Pstate_volt[0] * Pstate_volt[0]); |
| } |
| Pstate_num++; |
| } |
| |
| nointpstatesup: |
| /* Construct P[Min] State */ |
| if (Max_fid == 0x2A && Max_vid != 0x0) { |
| Pstate_fid[Pstate_num] = 0x2; |
| Pstate_feq[Pstate_num] = |
| Pstate_fid[Pstate_num] * fid_multiplier + 800; |
| Pstate_vid[Pstate_num] = Min_vid; |
| Pstate_volt[Pstate_num] = 1550 - Pstate_vid[Pstate_num] * 25; |
| Pstate_power[Pstate_num] = |
| ((unsigned long long)Pstate_power[0] * |
| Pstate_feq[Pstate_num] * Pstate_volt[Pstate_num] * Pstate_volt[Pstate_num]) / |
| ((unsigned long long)Pstate_feq[0] * Pstate_volt[0] * Pstate_volt[0]); |
| Pstate_num++; |
| } else { |
| Pstate_fid[Pstate_num] = Start_fid; |
| Pstate_feq[Pstate_num] = |
| Pstate_fid[Pstate_num] * fid_multiplier + 800; |
| Pstate_vid[Pstate_num] = Min_vid; |
| Pstate_volt[Pstate_num] = 1550 - Pstate_vid[Pstate_num] * 25; |
| Pstate_power[Pstate_num] = |
| ((unsigned long long)Pstate_power[0] * |
| Pstate_feq[Pstate_num] * Pstate_volt[Pstate_num] * Pstate_volt[Pstate_num]) / |
| ((unsigned long long)Pstate_feq[0] * Pstate_volt[0] * Pstate_volt[0]); |
| Pstate_num++; |
| } |
| |
| /* Print Pstate freq,vid,volt,power */ |
| |
| for (index = 0; index < Pstate_num; index++) { |
| printk(BIOS_INFO, "Pstate_freq[%d] = %dMHz\t", index, |
| Pstate_feq[index]); |
| printk(BIOS_INFO, "Pstate_vid[%d] = %d\t", index, Pstate_vid[index]); |
| printk(BIOS_INFO, "Pstate_volt[%d] = %dmv\t", index, |
| Pstate_volt[index]); |
| printk(BIOS_INFO, "Pstate_power[%d] = %dmw\n", index, |
| Pstate_power[index]); |
| } |
| |
| |
| write_pstates: |
| |
| control = (0x3 << 30) | /* IRT */ |
| (0x2 << 28) | /* RVO */ |
| (0x1 << 27) | /* ExtType */ |
| (0x2 << 20) | /* PLL_LOCK_TIME */ |
| (0x0 << 18) | /* MVS */ |
| (0x5 << 11); /* VST */ |
| |
| for (index = 0; index < total_core_count; index++) { |
| write_pstates_for_core(Pstate_num, Pstate_feq, Pstate_vid, |
| Pstate_fid, Pstate_power, index, |
| pcontrol_blk, plen, onlyBSP, control); |
| } |
| } |
| |
| #else |
| |
| |
| static uint8_t vid_to_reg(uint32_t vid) |
| { |
| return (1550 - vid) / 25; |
| } |
| |
| static uint32_t vid_from_reg(uint8_t val) |
| { |
| return (val == 0x1f ? 0 : 1550 - val * 25); |
| } |
| |
| static uint8_t freq_to_fid(uint32_t freq) |
| { |
| return (freq - 800) / 100; |
| } |
| /* Return a frequency in MHz, given an input fid */ |
| static uint32_t fid_to_freq(uint32_t fid) |
| { |
| return 800 + (fid * 100); |
| } |
| |
| #define MAXP 7 |
| |
| struct pstate { |
| uint16_t freqMhz; /* in MHz */ |
| uint16_t voltage; /* in mV */ |
| uint16_t tdp; /* in W * 10 */ |
| }; |
| |
| struct cpuentry { |
| uint16_t modelnr; /* numeric model value, unused in code */ |
| uint8_t brandID; /* CPUID 8000_0001h EBX [11:6] (BrandID) */ |
| uint32_t cpuid; /* CPUID 8000_0001h EAX [31:0] (CPUID) */ |
| uint8_t maxFID; /* FID/VID Status MaxFID Field */ |
| uint8_t startFID; /* FID/VID Status StartFID Field */ |
| uint16_t pwr:12; /* Thermal Design Power of Max P-State *10 (fixed point) */ |
| /* Other MAX P state are read from CPU, other P states in following table */ |
| struct pstate pstates[MAXP]; |
| }; |
| |
| struct cpuentry entr[] = { |
| /* rev E single core, check OSA152FAA5BK */ |
| {152, 0xc, 0x20f51, 0x12, 0x12, 926, |
| {{2400, 1350, 900}, {2200, 1300, 766}, |
| {2000, 1250, 651}, {1800, 1200, 522}, |
| {1000, 1100, 320}}}, |
| {252, 0x10, 0x20f51, 0x12, 0x12, 926, |
| {{2400, 1350, 900}, {2200, 1300, 766}, |
| {2000, 1250, 651}, {1800, 1200, 522}, |
| {1000, 1100, 320}}}, |
| {852, 0x14, 0x20f51, 0x12, 0x12, 926, |
| {{2400, 1350, 900}, {2200, 1300, 766}, |
| {2000, 1250, 651}, {1800, 1200, 522}, |
| {1000, 1100, 320}}}, |
| {254, 0x10, 0x20f51, 0x14, 0x14, 926, |
| {{2600, 1350, 902}, {2400, 1300, 770}, |
| {2200, 1250, 657}, {2000, 1200, 559}, |
| {1800, 1150, 476}, {1000, 1100, 361}}}, |
| {854, 0x14, 0x20f51, 0x14, 0x14, 926, |
| {{2600, 1350, 902}, {2400, 1300, 770}, |
| {2200, 1250, 657}, {2000, 1200, 559}, |
| {1800, 1150, 476}, {1000, 1100, 361}}}, |
| {242, 0x10, 0x20f51, 0x8, 0x8, 853, |
| {}}, |
| {842, 0x10, 0x20f51, 0x8, 0x8, 853, |
| {}}, |
| {244, 0x10, 0x20f51, 0xa, 0xa, 853, |
| {{1000, 1100, 378}}}, |
| {844, 0x14, 0x20f51, 0xa, 0xa, 853, |
| {{1000, 1100, 378}}}, |
| {246, 0x10, 0x20f51, 0xc, 0xc, 853, |
| {{1800, 1350, 853}, |
| {1000, 1100, 378}}}, |
| {846, 0x14, 0x20f51, 0xc, 0xc, 853, |
| {{1800, 1350, 853}, |
| {1000, 1100, 378}}}, |
| {242, 0x10, 0x20f51, 0x8, 0x8, 853, |
| {}}, |
| {842, 0x14, 0x20f51, 0x8, 0x8, 853, |
| {}}, |
| {244, 0x10, 0x20f51, 0xa, 0xa, 853, |
| {{1000, 1100, 378}}}, |
| {844, 0x14, 0x20f51, 0xa, 0xa, 853, |
| {{1000, 1100, 378}}}, |
| {246, 0x10, 0x20f51, 0xc, 0xc, 853, |
| {{1800, 1350, 827}, {1000, 1100, 366}}}, |
| {846, 0x14, 0x20f51, 0xc, 0xc, 853, |
| {{1800, 1350, 827}, {1000, 1100, 366}}}, |
| {248, 0x10, 0x20f51, 0xe, 0xe, 853, |
| {{2000, 1350, 827}, {1800, 1300, 700}, |
| {1000, 1100, 366}}}, |
| {848, 0x14, 0x20f51, 0xe, 0xe, 853, |
| {{2000, 1350, 827}, {1800, 1300, 700}, |
| {1000, 1100, 366}}}, |
| {250, 0x10, 0x20f51, 0x10, 0x10, 853, |
| {{2200, 1350, 853}, {2000, 1300, 827}, |
| {1800, 1250, 702}, {1000, 1100, 301}}}, |
| {850, 0x14, 0x20f51, 0x10, 0x10, 853, |
| {{2200, 1350, 853}, {2000, 1300, 827}, |
| {1800, 1250, 702}, {1000, 1100, 301}}}, |
| /* OSA248CEP5AU */ |
| {248, 0x10, 0x00f5a, 0xe, 0xe, 890, |
| {{2000, 1400, 700}, {1800, 1300, 470}, |
| {1000, 1200, 280}}}, |
| /* begin OSK246FAA5BL */ |
| {246, 0x12, 0x20f51, 0xc, 0xc, 547, |
| {{1800, 1350, 461}, {1000, 1100, 223}}}, |
| {846, 0x16, 0x20f51, 0xc, 0xc, 547, |
| {{1800, 1350, 461}, {1000, 1100, 223}}}, |
| {148, 0xe, 0x20f51, 0xe, 0xe, 547, |
| {{2000, 1350, 521}, {1800, 1300, 459}, |
| {1000, 1100, 211}}}, |
| {248, 0x12, 0x20f51, 0xe, 0xe, 547, |
| {{2000, 1350, 521}, {1800, 1300, 459}, |
| {1000, 1100, 211}}}, |
| {848, 0x16, 0x20f51, 0xe, 0xe, 547, |
| {{2000, 1350, 521}, {1800, 1300, 459}, |
| {1000, 1100, 211}}}, |
| {250, 0x12, 0x20f51, 0x10, 0x10, 547, |
| {{2200, 1350, 521}, {2000, 1300, 440}, |
| {1800, 1250, 379}, {1000, 1100, 199}}}, |
| {850, 0x16, 0x20f51, 0x10, 0x10, 547, |
| {{2200, 1350, 521}, {2000, 1300, 440}, |
| {1800, 1250, 379}, {1000, 1100, 199}}}, |
| {144, 0xc, 0x20f71, 0xa, 0xa, 670, |
| {{1000, 1100, 296}}}, |
| {148, 0xc, 0x20f71, 0xe, 0xe, 853, |
| {{2000, 1350, 830}, {1800, 1300, 704}, |
| {1000, 1100, 296}}}, |
| {152, 0xc, 0x20f71, 0x12, 0x12, 104, |
| {{2400, 1350, 1016}, {2200, 1300, 863}, |
| {2000, 1250, 732}, {1800, 1200, 621}, |
| {1000, 1100, 419}}}, |
| {146, 0xc, 0x20f71, 0xc, 0xc, 670, |
| {{1800, 1350, 647}, {1000, 1100, 286}}}, |
| {150, 0xc, 0x20f71, 0x10, 0x10, 853, |
| {{2200, 1350, 830}, {2000, 1300, 706}, |
| {1800, 1250, 596}, {1000, 1100, 350}}}, |
| {154, 0xc, 0x20f71, 0x14, 0x14, 1040, |
| {{2600, 1350, 1017}, {2400, 1300, 868}, |
| {2200, 1250, 740}, {2000, 1200, 630}, |
| {1800, 1150, 537}, {1000, 1100, 416}}}, |
| /* rev E dualcore */ |
| {165, 0x2c, 0x20f12, 0xa, 0xa, 950, |
| {{1000, 1100, 406}}}, |
| {265, 0x30, 0x20f12, 0xa, 0xa, 950, |
| {{1000, 1100, 406}}}, |
| {865, 0x34, 0x20f12, 0xa, 0xa, 950, |
| {{1000, 1100, 406}}}, |
| {270, 0x30, 0x20f12, 0xc, 0xc, 950, |
| {{1800, 1300, 903}, {1000, 1100, 383}}}, |
| {870, 0x34, 0x20f12, 0xc, 0xc, 950, |
| {{1800, 1300, 903}, {1000, 1100, 383}}}, |
| {275, 0x30, 0x20f12, 0xe, 0xe, 950, |
| {{2000, 1300, 903}, {1800, 1250, 759}, |
| {1000, 1100, 361}}}, |
| {875, 0x34, 0x20f12, 0xe, 0xe, 950, |
| {{2000, 1300, 903}, {1800, 1250, 759}, |
| {1000, 1100, 361}}}, |
| {280, 0x30, 0x20f12, 0x10, 0x10, 926, |
| {{2400, 1350, 900}, {2200, 1300, 766}, |
| {1800, 1200, 552}, {1000, 1100, 320}}}, |
| {880, 0x34, 0x20f12, 0x10, 0x10, 926, |
| {{2400, 1350, 900}, {2200, 1300, 766}, |
| {1800, 1200, 552}, {1000, 1100, 320}}}, |
| {170, 0x2c, 0x20f32, 0xc, 0xc, 1100, |
| {{1800, 1300, 1056}, {1000, 1100, 514}}}, |
| {175, 0x2c, 0x20f32, 0xe, 0xe, 1100, |
| {{2000, 1300, 1056}, {1800, 1250, 891}, |
| {1000, 1100, 490}}}, |
| {260, 0x32, 0x20f32, 0x8, 0x8, 550, |
| {}}, |
| {860, 0x36, 0x20f32, 0x8, 0x8, 550, |
| {}}, |
| {165, 0x2e, 0x20f32, 0xa, 0xa, 550, |
| {{1000, 1100, 365}}}, |
| {265, 0x32, 0x20f32, 0xa, 0xa, 550, |
| {{1000, 1100, 365}}}, |
| {865, 0x36, 0x20f32, 0xa, 0xa, 550, |
| {{1000, 1100, 365}}}, |
| {270, 0x32, 0x20f12, 0xc, 0xc, 550, |
| {{1800, 1150, 520}, {1000, 1100, 335}}}, |
| {870, 0x36, 0x20f12, 0xc, 0xc, 550, |
| {{1800, 1150, 520}, {1000, 1100, 335}}}, |
| {180, 0x2c, 0x20f32, 0x10, 0x10, 1100, |
| {{2200, 1300, 1056}, {2000, 1250, 891}, |
| {1800, 1200, 748}, {1000, 1100, 466}}}, |
| /* OSP280 */ |
| {280, 0x31, 0x20f12, 0x10, 0x10, 680, |
| {{2200, 1250, 650}, {2000, 1200, 574}, |
| {1800, 1150, 433}, {1000, 1100, 220}}}, |
| /* AMA3000BEX5AR */ |
| {3000, 0x4, 0xf4a, 0xa, 0x0, 815, |
| {{1600, 1400, 570}, {800, 1100, 190}}}, |
| /* TMDML34BKX5LD, needs real TDP info */ |
| {34, 0xa, 0x20f42, 0xa, 0x0, 350, |
| {{1600, 1400, 340}, {800, 1000, 330}}}, |
| /* ADA3200AIO4BX */ |
| {3200, 0x4, 0x20fc2, 0xe, 0xe, 670, |
| {{2000, 1350, 647}, {1800, 1300, 548}, {1000, 1100, 275}}}, |
| /* ADA2800AEP4AP */ |
| {2800, 0x4, 0xf48, 0xa, 0xa, 890, |
| {{800, 1300, 350}}}, |
| /* ADA3000AEP4AP */ |
| {3000, 0x4, 0xf48, 0xc, 0xc, 890, |
| {{1800, 1400, 660}, {800, 1300, 350}}}, |
| /* ADA3200AEP5AP */ |
| {3200, 0x4, 0xf48, 0xc, 0xc, 890, |
| {{1800, 1400, 660}, {800, 1300, 350}}}, |
| /* ADA3400AEP5AP */ |
| {3400, 0x4, 0xf48, 0xe, 0xe, 890, |
| {{2000, 1400, 700}, {800, 1300, 350}}}, |
| /* ADA2800AEP4AR */ |
| {2800, 0x4, 0xf4a, 0xa, 0xa, 890, |
| {{1000, 1100, 220}}}, |
| /* ADA3000AEP4AR */ |
| {3000, 0x4, 0xf4a, 0xc, 0xc, 890, |
| {{1800, 1400, 660}, {1000, 1100, 220}}}, |
| /* ADA3700AEP5AR */ |
| {3700, 0x4, 0xf4a, 0x10, 0x10, 890, |
| {{2200, 1400, 720}, {2000, 1300, 530}, {1800, 1200, 390}, {1000, 1100, 220}}}, |
| /* ADA2800AEP4AX */ |
| {2800, 0x4, 0xfc0, 0xa, 0xa, 890, |
| {{1000, 1100, 220}}}, |
| /* ADA3000AEP4AX */ |
| {3000, 0x4, 0xfc0, 0xc, 0xc, 890, |
| {{1800, 1400, 670}, {1000, 1100, 220}}}, |
| /* ADA3200AEP4AX */ |
| {3200, 0x4, 0xfc0, 0xe, 0xe, 890, |
| {{2000, 1400, 690}, {1800, 1300, 500}, {1000, 1100, 220}}}, |
| /* ADA3400AEP4AX */ |
| {3400, 0x4, 0xfc0, 0x10, 0x10, 890, |
| {{2200, 1400, 720}, {2000, 1300, 530}, {1800, 1200, 390}, {1000, 1100, 220}}}, |
| /* ADA3500DEP4AS */ |
| {3500, 0x4, 0xf7a, 0xe, 0xe, 890, |
| {{2000, 1400, 690}, {1800, 1300, 500}, {1000, 1100, 220}}}, |
| /* ADA3500DEP4AW */ |
| {3500, 0x4, 0xff0, 0xe, 0xe, 890, |
| {{2000, 1400, 690}, {1800, 1300, 500}, {1000, 1100, 220}}}, |
| /* ADA3800DEP4AW */ |
| {3800, 0x4, 0xff0, 0x10, 0x10, 890, |
| {{2200, 1400, 720}, {2000, 1300, 530}, {1800, 1200, 390}, {1000, 1100, 220}}}, |
| /* ADA4000DEP5AS */ |
| {4000, 0x4, 0xf7a, 0x10, 0x10, 890, |
| {{2200, 1400, 720}, {2000, 1300, 530}, {1800, 1200, 390}, {1000, 1100, 220}}}, |
| /* ADA3500DAA4BN */ |
| {3500, 0x4, 0x20f71, 0xe, 0xe, 670, |
| {{2000, 1350, 647}, {1800, 1300, 548}, {1000, 1100, 275}}}, |
| /* ADA3700DAA5BN */ |
| {3700, 0x4, 0x20f71, 0xe, 0xe, 853, |
| {{2000, 1350, 830}, {1800, 1300, 704}, {1000, 1100, 361}}}, |
| /* ADA4000DAA5BN */ |
| {4000, 0x4, 0x20f71, 0x10, 0x10, 853, |
| {{2200, 1350, 830}, {2000, 1300, 706}, {1800, 1250, 596}, {1000, 1100, 350}}}, |
| /* ADA3700DKA5CF */ |
| {3700, 0x4, 0x30f72, 0xe, 0xe, 853, |
| {{2000, 1350, 830}, {1800, 1300, 704}, {1000, 1100, 361}}}, |
| /* ADA4000DKA5CF */ |
| {4000, 0x4, 0x30f72, 0x10, 0x10, 853, |
| {{2200, 1350, 830}, {2000, 1300, 706}, {1800, 1250, 596}, {1000, 1100, 350}}}, |
| /* ADA3800DAA4BP */ |
| {3800, 0x4, 0x20ff0, 0x10, 0x10, 853, |
| {{2200, 1350, 830}, {2000, 1300, 706}, {1800, 1250, 596}, {1000, 1100, 350}}}, |
| /* ADA3000DIK4BI */ |
| {3000, 0x4, 0x10ff0, 0xa, 0xa, 670, |
| {{1000, 1100, 210}}}, |
| /* ADA3200DIK4BI */ |
| {3200, 0x4, 0x10ff0, 0xc, 0xc, 670, |
| {{1800, 1350, 560}, {1000, 1100, 210}}}, |
| /* ADA3500DIK4BI */ |
| {3500, 0x4, 0x10ff0, 0xe, 0xe, 670, |
| {{2000, 1350, 560}, {1800, 1300, 460}, {1000, 1100, 200}}}, |
| /* ADA3000DAA4BP */ |
| {3000, 0x4, 0x20ff0, 0xa, 0xa, 670, |
| {{1000, 1100, 296}}}, |
| /* ADA3200DAA4BP */ |
| {3200, 0x4, 0x20ff0, 0xc, 0xc, 670, |
| {{1800, 1350, 647}, {1000, 1100, 286}}}, |
| /* ADA3500DAA4BP */ |
| {3500, 0x4, 0x20ff0, 0xe, 0xe, 670, |
| {{2000, 1350, 647}, {1800, 1300, 548}, {1000, 1100, 275}}}, |
| /* ADA3000DAA4BW */ |
| {3000, 0x4, 0x20ff2, 0xa, 0xa, 670, |
| {{1000, 1100, 296}}}, |
| /* ADA3200DAA4BW */ |
| {3200, 0x4, 0x20ff2, 0xc, 0xc, 670, |
| {{1800, 1350, 647}, {1000, 1100, 286}}}, |
| /* ADA3500DAA4BW */ |
| {3500, 0x4, 0x20ff2, 0xe, 0xe, 670, |
| {{2000, 1350, 647}, {1800, 1300, 548}, {1000, 1100, 275}}}, |
| /* ADA3200DKA4CG */ |
| {3200, 0x4, 0x30ff2, 0xc, 0xc, 670, |
| {{1800, 1350, 647}, {1000, 1100, 286}}}, |
| /* ADA3800DAA4BW */ |
| {3800, 0x4, 0x20ff2, 0x10, 0x10, 853, |
| {{2200, 1350, 830}, {2000, 1300, 706}, {1800, 1250, 596}, {1000, 1100, 350}}}, |
| /* ADA3000AIK4BX */ |
| {3000, 0x4, 0x20fc2, 0xc, 0xc, 510, |
| {{1800, 1350, 428}, {1000, 1100, 189}}}, |
| /* ADAFX53DEP5AS */ |
| {53, 0x24, 0xf7a, 0x2a, 0x10, 890, |
| {{1200, 1100, 250}}}, |
| /* ADAFX55DEI5AS */ |
| {55, 0x24, 0xf7a, 0x2a, 0x12, 1040, |
| {{1200, 1100, 250}}}, |
| /* ADAFX55DAA5BN */ |
| {55, 0x24, 0x20f71, 0x2a, 0x12, 1040, |
| {{1200, 1100, 422}}}, |
| /* ADAFX57DAA5BN */ |
| {57, 0x24, 0x20f71, 0x2a, 0x14, 1040, |
| {{1200, 1100, 434}}}, |
| /* SDA3100AIP3AX */ |
| {3100, 0x22, 0xfc0, 0xa, 0xa, 620, |
| {{1000, 1100, 200}}}, |
| /* SDA2600AIO2BA */ |
| {2600, 0x22, 0x10fc0, 0x8, 0x8, 590, |
| {}}, |
| /* SDA2800AIO3BA */ |
| {2800, 0x22, 0x10fc0, 0x8, 0x8, 590, |
| {}}, |
| /* SDA3000AIO2BA */ |
| {3000, 0x22, 0x10fc0, 0xa, 0xa, 590, |
| {{1000, 1100, 190}}}, |
| /* SDA3100AIO3BA */ |
| {3100, 0x22, 0x10fc0, 0xa, 0xa, 590, |
| {{1000, 1100, 190}}}, |
| /* SDA3300AIO2BA */ |
| {3300, 0x22, 0x10fc0, 0xc, 0xc, 590, |
| {{1800, 1350, 488}, {1000, 1100, 180}}}, |
| /* SDA2500AIO3BX */ |
| {2500, 0x26, 0x20fc2, 0x6, 0x6, 590, |
| {}}, |
| /* SDA2600AIO2BX */ |
| {2600, 0x26, 0x20fc2, 0x8, 0x8, 590, |
| {}}, |
| /* SDA2800AIO3BX */ |
| {2800, 0x26, 0x20fc2, 0x8, 0x8, 590, |
| {}}, |
| /* SDA3000AIO2BX */ |
| {3000, 0x26, 0x20fc2, 0xa, 0xa, 590, |
| {{1000, 1100, 217}}}, |
| /* SDA3100AIO3BX */ |
| {3100, 0x26, 0x20fc2, 0xa, 0xa, 590, |
| {{1000, 1100, 217}}}, |
| /* SDA3300AIO2BX */ |
| {3300, 0x26, 0x20fc2, 0xc, 0xc, 590, |
| {{1800, 1350, 496}, {1000, 1100, 207}}}, |
| /* SDA3400AIO3BX */ |
| {3400, 0x26, 0x20fc2, 0xc, 0xc, 590, |
| {{1800, 1350, 496}, {1000, 1100, 207}}}, |
| /* TMSMT32BQX4LD */ |
| {32, 0xb, 0x20f42, 0xa, 0x0, 240, |
| {{1600, 1150, 199}, {800, 900, 77}}}, |
| /* TMSMT34BQX5LD */ |
| {34, 0xb, 0x20f42, 0xa, 0x0, 240, |
| {{1600, 1150, 199}, {800, 900, 79}}}, |
| /* TMSMT37BQX5LD */ |
| {37, 0xb, 0x20f42, 0xc, 0x0, 250, |
| {{1800, 1150, 209}, {1600, 1100, 175}, {800, 900, 79}}}, |
| /* ADA4400DAA6CD */ |
| {4400, 0x5, 0x20f32, 0xe, 0xe, 1100, |
| {{2000, 1300, 1056}, {1800, 1250, 891}, {1000, 1100, 490}}}, |
| /* ADA4800DAA6CD */ |
| {4800, 0x5, 0x20f32, 0x10, 0x10, 1100, |
| {{2200, 1300, 1056}, {2000, 1250, 891}, {1800, 1200, 748}, {1000, 1100, 466}}}, |
| /* ADA3800DAA5BV */ |
| {3800, 0x5, 0x20fb1, 0xc, 0xc, 890, |
| {{1800, 1300, 846}, {1000, 1100, 401}}}, |
| /* ADA4200DAA5BV */ |
| {4200, 0x5, 0x20fb1, 0xe, 0xe, 890, |
| {{2000, 1300, 846}, {1800, 1250, 709}, {1000, 1100, 376}}}, |
| /* ADA4600DAA5BV */ |
| {4600, 0x5, 0x20fb1, 0x10, 0x10, 1100, |
| {{2200, 1300, 1056}, {2000, 1250, 891}, {1800, 1200, 748}, {1000, 1100, 466}}}, |
| }; |
| |
| static void pstates_algorithm(u32 pcontrol_blk, u8 plen, u8 onlyBSP) |
| { |
| |
| u8 cmp_cap; |
| struct cpuentry *data = NULL; |
| uint32_t control; |
| int i = 0, index = 0, Pstate_num = 0, dev = 0; |
| msr_t msr; |
| u8 Pstate_fid[MAXP+1]; |
| u16 Pstate_feq[MAXP+1]; |
| u8 Pstate_vid[MAXP+1]; |
| u32 Pstate_power[MAXP+1]; |
| u8 Max_fid, Start_fid, Max_vid; |
| struct cpuid_result cpuid1; |
| |
| /* See if the CPUID(0x80000007) returned EDX[2:1]==11b */ |
| cpuid1 = cpuid(0x80000007); |
| if((cpuid1.edx & 0x6)!=0x6) { |
| printk(BIOS_INFO, "Processor not capable of performing P-state transitions\n"); |
| return; |
| } |
| |
| cpuid1 = cpuid(0x80000001); |
| |
| /* It has been said that we can safely assume that all CPU's |
| * in the system have the same SYSCONF values |
| */ |
| msr = rdmsr(0xc0010042); |
| Max_fid = (msr.lo & 0x3F0000) >> 16; |
| Max_vid = (msr.hi & 0x3F0000) >> 16; |
| Start_fid = (msr.lo & 0x3F00) >> 8; |
| /* Start_vid = (msr.hi & 0x3F00) >> 8; */ |
| |
| cmp_cap = |
| (pci_read_config16(dev_find_slot(0, PCI_DEVFN(0x18, 3)), 0xE8) & |
| 0x3000) >> 12; |
| |
| for (i = 0; i < ARRAY_SIZE(entr); i++) { |
| if ((entr[i].cpuid == cpuid1.eax) |
| && (entr[i].startFID == Start_fid) |
| && (entr[i].maxFID == Max_fid) |
| && (entr[i].brandID == ((u8 )((cpuid1.ebx >> 6) & 0xff)))) { |
| data = &entr[i]; |
| break; |
| } |
| } |
| |
| if (data == NULL) { |
| printk(BIOS_WARNING, "Unknown CPU, please update the powernow_acpi.c\n"); |
| return; |
| } |
| |
| #if CONFIG_MAX_PHYSICAL_CPUS |
| /* IRT 80us RVO = 50mV PLL_LOCK_TIME 2us, MVS 25mv, VST 100us */ |
| control = (3 << 30) | (2 << 28) | (2 << 20) | (0 << 18) | (5 << 11); |
| #else |
| /* MP-systems should default to RVO=0mV (no ramp voltage) */ |
| /* IRT 80us RVO = 0mV PLL_LOCK_TIME 2us, MVS 25mv, VST 100us */ |
| |
| control = (3 << 30) | (0 << 28) | (2 << 20) | (0 << 18) | (5 << 11); |
| #endif |
| /* RVO (Ramp Voltage Offset) |
| * 00 0mV (default for MP-systems) |
| * 01 25mV |
| * 10 50mV (default) |
| * 11 75mV |
| * IRT (Isochronous Release Time) |
| * 00 10uS |
| * 01 20uS |
| * 10 40uS |
| * 11 80uS (default) |
| * MVS (Maximum Voltage Step) |
| * 00 25mV (default) |
| * 01 50mV (reserved) |
| * 10 100mV (reserved) |
| * 11 200mV (reserved) |
| * VST (Voltage Stabilization Time) |
| * time = value*20uS (default value: 5 => 100uS) |
| * PLL_LOCK_TIME |
| * time = value*1uS (often seen value: 2uS) |
| */ |
| |
| Pstate_fid[0] = Max_fid; |
| Pstate_feq[0] = fid_to_freq(Max_fid); |
| Pstate_vid[0] = Max_vid; |
| Pstate_power[0] = data->pwr * 100; |
| |
| for(Pstate_num = 1; |
| (Pstate_num <= MAXP) && (data->pstates[Pstate_num - 1].freqMhz != 0); |
| Pstate_num++) { |
| Pstate_fid[Pstate_num] = freq_to_fid(data->pstates[Pstate_num - 1].freqMhz) & 0x3f; |
| Pstate_feq[Pstate_num] = data->pstates[Pstate_num - 1].freqMhz; |
| Pstate_vid[Pstate_num] = vid_to_reg(data->pstates[Pstate_num - 1].voltage); |
| Pstate_power[Pstate_num] = data->pstates[Pstate_num - 1].tdp * 100; |
| } |
| |
| for (i=0;i<Pstate_num;i++) |
| printk(BIOS_DEBUG, "P#%d freq %d [MHz] voltage %d [mV] TDP %d [mW]\n", i, |
| Pstate_feq[i], |
| vid_from_reg(Pstate_vid[i]), |
| Pstate_power[i]); |
| |
| /* Loop over all CPU's */ |
| for (dev = 0x18; dev < 0x1c; dev++) { |
| if(dev_find_slot(0, PCI_DEVFN(dev, 0)) == NULL) |
| continue; |
| |
| for (i = 0; i < (cmp_cap + 1); i++) { |
| write_pstates_for_core(Pstate_num, Pstate_feq, Pstate_vid, |
| Pstate_fid, Pstate_power, index+i, |
| pcontrol_blk, plen, onlyBSP, control); |
| } |
| index += i; |
| } |
| printk(BIOS_DEBUG,"%d Processor objects emitted to SSDT\n",index); |
| } |
| |
| #endif |
| |
| |
| void amd_generate_powernow(u32 pcontrol_blk, u8 plen, u8 onlyBSP) |
| { |
| char pscope[] = "\\_PR"; |
| |
| acpigen_write_scope(pscope); |
| pstates_algorithm(pcontrol_blk, plen, onlyBSP); |
| acpigen_pop_len(); |
| } |