skylake: update processor power limits configuration

Update processor power limit configuration parameters based on
common code base support for Intel Skylake SoC based platforms.

BRANCH=None
BUG=None
TEST=Built and tested on nami system

Change-Id: Idc82f3d2f805b92fb3005d2f49098e55cb142e45
Signed-off-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41238
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
This commit is contained in:
Sumeet R Pawnikar
2020-05-10 01:24:11 +05:30
committed by Patrick Georgi
parent 19c2ce7639
commit 97c5464443
34 changed files with 121 additions and 260 deletions

View File

@@ -118,10 +118,11 @@ chip soc/intel/skylake
register "usb3_ports[1]" = "USB3_PORT_DEFAULT(OC1)" # Type-A Port (left)
# PL1 override 25W
register "tdp_pl1_override" = "25"
# PL2 override 44W
register "tdp_pl2_override" = "44"
register "power_limits_config" = "{
.tdp_pl1_override = 25,
.tdp_pl2_override = 44,
}"
# Send an extra VR mailbox command for the PS4 exit issue
register "SendVrMbxCmd" = "2"

View File

@@ -247,7 +247,9 @@ chip soc/intel/skylake
register "PcieRpHotPlug[6]" = "1"
# PL2 override 91W
register "tdp_pl2_override" = "91"
register "power_limits_config" = "{
.tdp_pl2_override = 91,
}"
# Send an extra VR mailbox command for the PS4 exit issue
register "SendVrMbxCmd" = "2"

View File

@@ -250,8 +250,10 @@ chip soc/intel/skylake
register "speed_shift_enable" = "1"
register "dptf_enable" = "1"
register "tdp_pl1_override" = "7"
register "tdp_pl2_override" = "15"
register "power_limits_config" = "{
.tdp_pl1_override = 7,
.tdp_pl2_override = 15,
}"
register "tcc_offset" = "10"
device cpu_cluster 0 on

View File

@@ -9,6 +9,7 @@
#include <ec/ec.h>
#include <ec/google/chromeec/ec.h>
#include <gpio.h>
#include <intelblocks/power_limit.h>
#include <variant/gpio.h>
#include <smbios.h>
#include <soc/gpio.h>
@@ -99,7 +100,7 @@ static uint8_t board_sku_id(void)
* | n (U22) | 29 | .9n | .9n | x(43) |
* +-------------+-----+---------+---------+-------+
*/
static void mainboard_set_power_limits(config_t *conf)
static void mainboard_set_power_limits(struct soc_power_limits_config *conf)
{
enum usb_chg_type type;
u32 watts;
@@ -215,9 +216,11 @@ static unsigned long mainboard_write_acpi_tables(
static void mainboard_enable(struct device *dev)
{
struct soc_power_limits_config *soc_conf;
config_t *conf = config_of_soc();
mainboard_set_power_limits(conf);
soc_conf = &conf->power_limits_config;
mainboard_set_power_limits(soc_conf);
dev->ops->init = mainboard_init;
dev->ops->acpi_inject_dsdt = chromeos_dsdt_generator;

View File

@@ -325,8 +325,10 @@ chip soc/intel/skylake
}"
register "speed_shift_enable" = "1"
register "tdp_psyspl2" = "90"
register "psys_pmax" = "120"
register "power_limits_config" = "{
.tdp_psyspl2 = 90,
.psys_pmax = 120,
}"
register "tcc_offset" = "6" # TCC of 94C
device cpu_cluster 0 on

View File

@@ -17,7 +17,9 @@ chip soc/intel/skylake
register "usb3_ports[2]" = "USB3_PORT_DEFAULT(OC2)" # Type-A Side
register "usb3_ports[3]" = "USB3_PORT_DEFAULT(OC_SKIP)" # Card reader
register "psys_pmax" = "151"
register "power_limits_config" = "{
.psys_pmax = 151,
}"
device domain 0 on
device pci 14.0 on

View File

@@ -99,7 +99,9 @@ chip soc/intel/skylake
register "i2c_voltage[4]" = "I2C_VOLTAGE_1V8"
# PL2 override 25W
register "tdp_pl2_override" = "25"
register "power_limits_config" = "{
.tdp_pl2_override = 25,
}"
# Send an extra VR mailbox command for the PS4 exit issue
register "SendVrMbxCmd" = "2"

View File

@@ -25,7 +25,9 @@ chip soc/intel/skylake
register "usb3_ports[3]" = "USB3_PORT_EMPTY" # Empty
# PL2 override 15W
register "tdp_pl2_override" = "15"
register "power_limits_config" = "{
.tdp_pl2_override = 15,
}"
# Send an extra VR mailbox command for the supported MPS IMVP8 model
register "SendVrMbxCmd" = "1"

View File

@@ -18,7 +18,9 @@ chip soc/intel/skylake
register "usb3_ports[3]" = "USB3_PORT_EMPTY" # Type-A Port 2
# PL2 override 15W
register "tdp_pl2_override" = "15"
register "power_limits_config" = "{
.tdp_pl2_override = 15,
}"
# Send an extra VR mailbox command for the supported MPS IMVP8 model
register "SendVrMbxCmd" = "1"

View File

@@ -16,7 +16,9 @@ chip soc/intel/skylake
register "usb3_ports[3]" = "USB3_PORT_DEFAULT(OC_SKIP)" # SD
# PL2 override 15W
register "tdp_pl2_override" = "15"
register "power_limits_config" = "{
.tdp_pl2_override = 15,
}"
# Send an extra VR mailbox command for the supported MPS IMVP8 model
register "SendVrMbxCmd" = "1"

View File

@@ -18,7 +18,9 @@ chip soc/intel/skylake
register "usb3_ports[3]" = "USB3_PORT_DEFAULT(OC1)" # Type-A Port 2
# PL2 override 15W
register "tdp_pl2_override" = "15"
register "power_limits_config" = "{
.tdp_pl2_override = 15,
}"
# Send an extra VR mailbox command for the supported MPS IMVP8 model
register "SendVrMbxCmd" = "1"

View File

@@ -70,9 +70,11 @@ chip soc/intel/skylake
register "PmTimerDisabled" = "1"
register "speed_shift_enable" = "1"
register "tdp_pl1_override" = "7"
register "tdp_pl2_override" = "15"
register "psys_pmax" = "45"
register "power_limits_config" = "{
.tdp_pl1_override = 7,
.tdp_pl2_override = 15,
.psys_pmax = 45,
}"
register "tcc_offset" = "10"
register "pirqa_routing" = "PCH_IRQ11"

View File

@@ -5,6 +5,7 @@
#include <device/device.h>
#include <device/pci_ids.h>
#include <device/pci_ops.h>
#include <intelblocks/power_limit.h>
#define PL2_AML 18
#define PL2_KBL 15
@@ -25,8 +26,10 @@ static uint32_t get_pl2(void)
/* Override dev tree settings per board */
void variant_devtree_update(void)
{
struct soc_power_limits_config *soc_conf;
config_t *cfg = config_of_soc();
soc_conf = &cfg->power_limits_config;
/* Update PL2 based on CPU */
cfg->tdp_pl2_override = get_pl2();
soc_conf->tdp_pl2_override = get_pl2();
}

View File

@@ -267,9 +267,11 @@ chip soc/intel/skylake
}"
register "speed_shift_enable" = "1"
register "psys_pmax" = "45"
# PL2 override 15W for KBL-Y
register "tdp_pl2_override" = "15"
register "power_limits_config" = "{
.tdp_pl2_override = 15,
.psys_pmax = 45,
}"
register "tcc_offset" = "10" # TCC of 90C
# Use default SD card detect GPIO configuration

View File

@@ -288,7 +288,9 @@ chip soc/intel/skylake
register "speed_shift_enable" = "1"
register "tcc_offset" = "3" # TCC of 97C
register "psys_pmax" = "101"
register "power_limits_config" = "{
.psys_pmax = 101,
}"
device cpu_cluster 0 on
device lapic 0 on end

View File

@@ -10,6 +10,7 @@
#include <drivers/intel/gma/opregion.h>
#include <ec/google/chromeec/ec.h>
#include <intelblocks/mp_init.h>
#include <intelblocks/power_limit.h>
#include <smbios.h>
#include <soc/ramstage.h>
#include <string.h>
@@ -279,8 +280,11 @@ void variant_devtree_update(void)
break;
}
struct soc_power_limits_config *soc_conf;
soc_conf = &cfg->power_limits_config;
/* Update PL2 based on SKU. */
cfg->tdp_pl2_override = get_pl2(pl2_id);
soc_conf->tdp_pl2_override = get_pl2(pl2_id);
/* Overwrite settings for different projects based on OEM ID*/
oem_index = find_sku_mapping(read_oem_id());

View File

@@ -288,9 +288,11 @@ chip soc/intel/skylake
}"
register "speed_shift_enable" = "1"
register "psys_pmax" = "45"
# PL2 override 15W for KBL-Y
register "tdp_pl2_override" = "15"
register "power_limits_config" = "{
.tdp_pl2_override = 15,
.psys_pmax = 45,
}"
register "tcc_offset" = "10" # TCC of 90C
# Use default SD card detect GPIO configuration

View File

@@ -66,9 +66,11 @@ chip soc/intel/skylake
# Set speed_shift_enable to 1 to enable P-States, and 0 to disable
register "speed_shift_enable" = "1"
register "tdp_pl1_override" = "7"
register "tdp_pl2_override" = "18"
register "psys_pmax" = "45"
register "power_limits_config" = "{
.tdp_pl1_override = 7,
.tdp_pl2_override = 18,
.psys_pmax = 45,
}"
register "tcc_offset" = "10"
register "pirqa_routing" = "PCH_IRQ11"

View File

@@ -5,6 +5,7 @@
#include <device/device.h>
#include <device/pci_ids.h>
#include <device/pci_ops.h>
#include <intelblocks/power_limit.h>
/* PL2 limit in watts for AML and KBL */
#define PL2_AML 18
@@ -26,8 +27,10 @@ static uint32_t get_pl2(void)
/* Override dev tree settings per board */
void variant_devtree_update(void)
{
struct soc_power_limits_config *soc_conf;
config_t *cfg = config_of_soc();
soc_conf = &cfg->power_limits_config;
/* Update PL2 based on CPU */
cfg->tdp_pl2_override = get_pl2();
soc_conf->tdp_pl2_override = get_pl2();
}

View File

@@ -246,9 +246,11 @@ chip soc/intel/skylake
}"
register "speed_shift_enable" = "1"
register "psys_pmax" = "45"
# PL2 override 18W for AML-Y
register "tdp_pl2_override" = "18"
register "power_limits_config" = "{
.tdp_pl2_override = 18,
.psys_pmax = 45,
}"
register "tcc_offset" = "10" # TCC of 90C
# Use default SD card detect GPIO configuration

View File

@@ -268,9 +268,11 @@ chip soc/intel/skylake
}"
register "speed_shift_enable" = "1"
register "psys_pmax" = "45"
# PL2 override 15W for KBL-Y
register "tdp_pl2_override" = "15"
register "power_limits_config" = "{
.tdp_pl2_override = 15,
.psys_pmax = 45,
}"
register "tcc_offset" = "10" # TCC of 90C
# Use default SD card detect GPIO configuration

View File

@@ -111,7 +111,9 @@ chip soc/intel/skylake
}"
# PL2 override 60W
register "tdp_pl2_override" = "60"
register "power_limits_config" = "{
.tdp_pl2_override = 60,
}"
# Power Limit Related
register "PowerLimit4" = "0"

View File

@@ -156,7 +156,9 @@ chip soc/intel/skylake
}"
# PL2 override 25W
register "tdp_pl2_override" = "25"
register "power_limits_config" = "{
.tdp_pl2_override = 25,
}"
# Use default SD card detect GPIO configuration
#register "sdcard_cd_gpio_default" = "GPP_D10"

View File

@@ -166,7 +166,9 @@ chip soc/intel/skylake
}"
# PL2 override 25W
register "tdp_pl2_override" = "25"
register "power_limits_config" = "{
.tdp_pl2_override = 25,
}"
# Send an extra VR mailbox command for the PS4 exit issue
register "SendVrMbxCmd" = "2"

View File

@@ -213,7 +213,9 @@ chip soc/intel/skylake
}"
# PL2 override 25W
register "tdp_pl2_override" = "25"
register "power_limits_config" = "{
.tdp_pl2_override = 25,
}"
# Send an extra VR mailbox command for the PS4 exit issue
register "SendVrMbxCmd" = "2"

View File

@@ -171,7 +171,9 @@ chip soc/intel/skylake
register "usb3_ports[3]" = "USB3_PORT_DEFAULT(OC_SKIP)" # F_USB3 header
# PL2 override 25W
register "tdp_pl2_override" = "25"
register "power_limits_config" = "{
.tdp_pl2_override = 25,
}"
# Send an extra VR mailbox command for the PS4 exit issue
register "SendVrMbxCmd" = "2"

View File

@@ -168,7 +168,9 @@ chip soc/intel/skylake
register "PcieRpEnable[8]" = "1"
# PL2 override 25W
register "tdp_pl2_override" = "25"
register "power_limits_config" = "{
.tdp_pl2_override = 25,
}"
# Send an extra VR mailbox command for the PS4 exit issue
register "SendVrMbxCmd" = "2"

View File

@@ -170,10 +170,11 @@ chip soc/intel/skylake
register "usb3_ports[5]" = "USB3_PORT_DEFAULT(OC1)" # TODO Unknown. Maybe USBC?
# PL1 override 25W
register "tdp_pl1_override" = "25"
# PL2 override 44W
register "tdp_pl2_override" = "44"
register "power_limits_config" = "{
.tdp_pl1_override = 25,
.tdp_pl2_override = 44,
}"
# Send an extra VR mailbox command for the PS4 exit issue
register "SendVrMbxCmd" = "2"

View File

@@ -73,6 +73,7 @@ config CPU_SPECIFIC_OPTIONS
select SOC_INTEL_COMMON_PCH_BASE
select SOC_INTEL_COMMON_NHLT
select SOC_INTEL_COMMON_RESET
select SOC_INTEL_COMMON_BLOCK_POWER_LIMIT
select SSE2
select SUPPORT_CPU_UCODE_IN_CBFS
select TSC_MONOTONIC_TIMER

View File

@@ -14,6 +14,7 @@
#include <intelblocks/lpc_lib.h>
#include <intelblocks/mp_init.h>
#include <intelblocks/pcie_rp.h>
#include <intelblocks/power_limit.h>
#include <intelblocks/xdci.h>
#include <intelblocks/p2sb.h>
#include <intelpch/lockdown.h>
@@ -124,10 +125,14 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd)
config = config_of_soc();
mainboard_silicon_init_params(params);
struct soc_power_limits_config *soc_confg;
config_t *confg = config_of_soc();
soc_confg = &confg->power_limits_config;
/* Set PsysPmax if it is available from DT */
if (config->psys_pmax) {
if (soc_confg->psys_pmax) {
/* PsysPmax is in unit of 1/8 Watt */
tconfig->PsysPmax = config->psys_pmax * 8;
tconfig->PsysPmax = soc_confg->psys_pmax * 8;
printk(BIOS_DEBUG, "psys_pmax = %d\n", tconfig->PsysPmax);
}

View File

@@ -11,6 +11,7 @@
#include <intelblocks/cfg.h>
#include <intelblocks/gspi.h>
#include <intelblocks/lpc_lib.h>
#include <intelblocks/power_limit.h>
#include <stdint.h>
#include <soc/gpe.h>
#include <soc/gpio.h>
@@ -33,6 +34,9 @@ struct soc_intel_skylake_config {
/* Common struct containing soc config data required by common code */
struct soc_intel_common_config common_soc_config;
/* Common struct containing power limits configuration information */
struct soc_power_limits_config power_limits_config;
/* IGD panel configuration */
unsigned int gpu_pp_up_delay_ms;
unsigned int gpu_pp_down_delay_ms;
@@ -100,27 +104,6 @@ struct soc_intel_skylake_config {
/* Package PL4 power limit in Watts */
u32 PowerLimit4;
/* PL2 Override value in Watts */
u32 tdp_pl2_override;
/* PL1 Override value in Watts */
u32 tdp_pl1_override;
/* SysPL2 Value in Watts */
u32 tdp_psyspl2;
/* SysPL3 Value in Watts */
u32 tdp_psyspl3;
/* SysPL3 window size */
u32 tdp_psyspl3_time;
/* SysPL3 duty cycle */
u32 tdp_psyspl3_dutycycle;
/* PL4 Value in Watts */
u32 tdp_pl4;
/* Estimated maximum platform power in Watts */
u16 psys_pmax;
/* Whether to ignore VT-d support of the SKU */
int ignore_vtd;

View File

@@ -30,196 +30,6 @@
#include "chip.h"
/* Convert time in seconds to POWER_LIMIT_1_TIME MSR value */
static const u8 power_limit_time_sec_to_msr[] = {
[0] = 0x00,
[1] = 0x0a,
[2] = 0x0b,
[3] = 0x4b,
[4] = 0x0c,
[5] = 0x2c,
[6] = 0x4c,
[7] = 0x6c,
[8] = 0x0d,
[10] = 0x2d,
[12] = 0x4d,
[14] = 0x6d,
[16] = 0x0e,
[20] = 0x2e,
[24] = 0x4e,
[28] = 0x6e,
[32] = 0x0f,
[40] = 0x2f,
[48] = 0x4f,
[56] = 0x6f,
[64] = 0x10,
[80] = 0x30,
[96] = 0x50,
[112] = 0x70,
[128] = 0x11,
};
/* Convert POWER_LIMIT_1_TIME MSR value to seconds */
static const u8 power_limit_time_msr_to_sec[] = {
[0x00] = 0,
[0x0a] = 1,
[0x0b] = 2,
[0x4b] = 3,
[0x0c] = 4,
[0x2c] = 5,
[0x4c] = 6,
[0x6c] = 7,
[0x0d] = 8,
[0x2d] = 10,
[0x4d] = 12,
[0x6d] = 14,
[0x0e] = 16,
[0x2e] = 20,
[0x4e] = 24,
[0x6e] = 28,
[0x0f] = 32,
[0x2f] = 40,
[0x4f] = 48,
[0x6f] = 56,
[0x10] = 64,
[0x30] = 80,
[0x50] = 96,
[0x70] = 112,
[0x11] = 128,
};
/*
* Configure processor power limits if possible
* This must be done AFTER set of BIOS_RESET_CPL
*/
void set_power_limits(u8 power_limit_1_time)
{
msr_t msr = rdmsr(MSR_PLATFORM_INFO);
msr_t limit;
unsigned int power_unit;
unsigned int tdp, min_power, max_power, max_time, tdp_pl2, tdp_pl1;
u8 power_limit_1_val;
config_t *conf = config_of_soc();
if (power_limit_1_time >= ARRAY_SIZE(power_limit_time_sec_to_msr))
power_limit_1_time = ARRAY_SIZE(power_limit_time_sec_to_msr) - 1;
if (!(msr.lo & PLATFORM_INFO_SET_TDP))
return;
/* Get units */
msr = rdmsr(MSR_PKG_POWER_SKU_UNIT);
power_unit = 1 << (msr.lo & 0xf);
/* Get power defaults for this SKU */
msr = rdmsr(MSR_PKG_POWER_SKU);
tdp = msr.lo & 0x7fff;
min_power = (msr.lo >> 16) & 0x7fff;
max_power = msr.hi & 0x7fff;
max_time = (msr.hi >> 16) & 0x7f;
printk(BIOS_DEBUG, "CPU TDP: %u Watts\n", tdp / power_unit);
if (power_limit_time_msr_to_sec[max_time] > power_limit_1_time)
power_limit_1_time = power_limit_time_msr_to_sec[max_time];
if (min_power > 0 && tdp < min_power)
tdp = min_power;
if (max_power > 0 && tdp > max_power)
tdp = max_power;
power_limit_1_val = power_limit_time_sec_to_msr[power_limit_1_time];
/* Set long term power limit to TDP */
limit.lo = 0;
tdp_pl1 = ((conf->tdp_pl1_override == 0) ?
tdp : (conf->tdp_pl1_override * power_unit));
limit.lo |= (tdp_pl1 & PKG_POWER_LIMIT_MASK);
/* Set PL1 Pkg Power clamp bit */
limit.lo |= PKG_POWER_LIMIT_CLAMP;
limit.lo |= PKG_POWER_LIMIT_EN;
limit.lo |= (power_limit_1_val & PKG_POWER_LIMIT_TIME_MASK) <<
PKG_POWER_LIMIT_TIME_SHIFT;
/* Set short term power limit to 1.25 * TDP if no config given */
limit.hi = 0;
tdp_pl2 = (conf->tdp_pl2_override == 0) ?
(tdp * 125) / 100 : (conf->tdp_pl2_override * power_unit);
printk(BIOS_DEBUG, "CPU PL2 = %u Watts\n", tdp_pl2 / power_unit);
limit.hi |= (tdp_pl2) & PKG_POWER_LIMIT_MASK;
limit.hi |= PKG_POWER_LIMIT_CLAMP;
limit.hi |= PKG_POWER_LIMIT_EN;
/* Power limit 2 time is only programmable on server SKU */
wrmsr(MSR_PKG_POWER_LIMIT, limit);
/* Set PL2 power limit values in MCHBAR and disable PL1 */
MCHBAR32(MCH_PKG_POWER_LIMIT_LO) = limit.lo & (~(PKG_POWER_LIMIT_EN));
MCHBAR32(MCH_PKG_POWER_LIMIT_HI) = limit.hi;
/* Set PsysPl2 */
if (conf->tdp_psyspl2) {
limit = rdmsr(MSR_PLATFORM_POWER_LIMIT);
limit.hi = 0;
printk(BIOS_DEBUG, "CPU PsysPL2 = %u Watts\n",
conf->tdp_psyspl2);
limit.hi |= (conf->tdp_psyspl2 * power_unit) &
PKG_POWER_LIMIT_MASK;
limit.hi |= PKG_POWER_LIMIT_CLAMP;
limit.hi |= PKG_POWER_LIMIT_EN;
wrmsr(MSR_PLATFORM_POWER_LIMIT, limit);
}
/* Set PsysPl3 */
if (conf->tdp_psyspl3) {
limit = rdmsr(MSR_PL3_CONTROL);
limit.lo = 0;
printk(BIOS_DEBUG, "CPU PsysPL3 = %u Watts\n",
conf->tdp_psyspl3);
limit.lo |= (conf->tdp_psyspl3 * power_unit) &
PKG_POWER_LIMIT_MASK;
/* Enable PsysPl3 */
limit.lo |= PKG_POWER_LIMIT_EN;
/* set PsysPl3 time window */
limit.lo |= (conf->tdp_psyspl3_time &
PKG_POWER_LIMIT_TIME_MASK) <<
PKG_POWER_LIMIT_TIME_SHIFT;
/* set PsysPl3 duty cycle */
limit.lo |= (conf->tdp_psyspl3_dutycycle &
PKG_POWER_LIMIT_DUTYCYCLE_MASK) <<
PKG_POWER_LIMIT_DUTYCYCLE_SHIFT;
wrmsr(MSR_PL3_CONTROL, limit);
}
/* Set Pl4 */
if (conf->tdp_pl4) {
limit = rdmsr(MSR_VR_CURRENT_CONFIG);
limit.lo = 0;
printk(BIOS_DEBUG, "CPU PL4 = %u Watts\n",
conf->tdp_pl4);
limit.lo |= (conf->tdp_pl4 * power_unit) &
PKG_POWER_LIMIT_MASK;
wrmsr(MSR_VR_CURRENT_CONFIG, limit);
}
/* Set DDR RAPL power limit by copying from MMIO to MSR */
msr.lo = MCHBAR32(MCH_DDR_POWER_LIMIT_LO);
msr.hi = MCHBAR32(MCH_DDR_POWER_LIMIT_HI);
wrmsr(MSR_DDR_RAPL_LIMIT, msr);
/* Use nominal TDP values for CPUs with configurable TDP */
if (cpu_config_tdp_levels()) {
limit.hi = 0;
limit.lo = cpu_get_tdp_nominal_ratio();
wrmsr(MSR_TURBO_ACTIVATION_RATIO, limit);
}
}
static void configure_thermal_target(void)
{
config_t *conf = config_of_soc();

View File

@@ -34,9 +34,6 @@
C_STATE_LATENCY_MICRO_SECONDS(C_STATE_LATENCY_CONTROL_ ##reg## _LIMIT, \
(IRTL_1024_NS >> 10))
/* Configure power limits for turbo mode */
void set_power_limits(u8 power_limit_1_time);
/* CPU identification */
u32 cpu_family_model(void);
u32 cpu_stepping(void);

View File

@@ -4,6 +4,7 @@
#include <delay.h>
#include <device/device.h>
#include <device/pci_ops.h>
#include <intelblocks/power_limit.h>
#include <intelblocks/systemagent.h>
#include <soc/cpu.h>
#include <soc/iomap.h>
@@ -60,6 +61,9 @@ void soc_add_fixed_mmio_resources(struct device *dev, int *index)
*/
void soc_systemagent_init(struct device *dev)
{
struct soc_power_limits_config *soc_config;
config_t *config;
/* Enable Power Aware Interrupt Routing */
enable_power_aware_intr();
@@ -68,7 +72,9 @@ void soc_systemagent_init(struct device *dev)
/* Configure turbo power limits 1ms after reset complete bit */
mdelay(1);
set_power_limits(28);
config = config_of_soc();
soc_config = &config->power_limits_config;
set_power_limits(MOBILE_SKU_PL1_TIME_SEC, soc_config);
}
int soc_get_uncore_prmmr_base_and_mask(uint64_t *prmrr_base,