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-rw-r--r--src/soc/intel/alderlake/cpu.c28
-rw-r--r--src/soc/intel/cannonlake/cpu.c28
-rw-r--r--src/soc/intel/elkhartlake/cpu.c28
-rw-r--r--src/soc/intel/icelake/cpu.c28
-rw-r--r--src/soc/intel/jasperlake/cpu.c28
-rw-r--r--src/soc/intel/skylake/cpu.c28
-rw-r--r--src/soc/intel/tigerlake/cpu.c28
7 files changed, 0 insertions, 196 deletions
diff --git a/src/soc/intel/alderlake/cpu.c b/src/soc/intel/alderlake/cpu.c
index 9b7cc3e4dd..39a42651bd 100644
--- a/src/soc/intel/alderlake/cpu.c
+++ b/src/soc/intel/alderlake/cpu.c
@@ -31,31 +31,6 @@ static void soc_fsp_load(void)
fsps_load(romstage_handoff_is_resume());
}
-static void configure_isst(void)
-{
- config_t *conf = config_of_soc();
- msr_t msr;
-
- if (conf->speed_shift_enable) {
- /*
- * Kernel driver checks CPUID.06h:EAX[Bit 7] to determine if HWP
- * is supported or not. coreboot needs to configure MSR 0x1AA
- * which is then reflected in the CPUID register.
- */
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo |= MISC_PWR_MGMT_ISST_EN; /* Enable Speed Shift */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_INT; /* Enable Interrupt */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_EPP; /* Enable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- } else {
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN; /* Disable Speed Shift */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_INT; /* Disable Interrupt */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_EPP; /* Disable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- }
-}
-
static void configure_misc(void)
{
msr_t msr;
@@ -122,9 +97,6 @@ void soc_core_init(struct device *cpu)
/* Configure Enhanced SpeedStep and Thermal Sensors */
configure_misc();
- /* Configure Intel Speed Shift */
- configure_isst();
-
/* Enable PM timer emulation */
enable_pm_timer_emulation();
diff --git a/src/soc/intel/cannonlake/cpu.c b/src/soc/intel/cannonlake/cpu.c
index b6b921a29b..20da942f84 100644
--- a/src/soc/intel/cannonlake/cpu.c
+++ b/src/soc/intel/cannonlake/cpu.c
@@ -27,31 +27,6 @@ static void soc_fsp_load(void)
fsps_load(romstage_handoff_is_resume());
}
-static void configure_isst(void)
-{
- config_t *conf = config_of_soc();
- msr_t msr;
-
- if (conf->speed_shift_enable) {
- /*
- * Kernel driver checks CPUID.06h:EAX[Bit 7] to determine if HWP
- * is supported or not. coreboot needs to configure MSR 0x1AA
- * which is then reflected in the CPUID register.
- */
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo |= MISC_PWR_MGMT_ISST_EN; /* Enable Speed Shift */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_INT; /* Enable Interrupt */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_EPP; /* Enable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- } else {
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN; /* Disable Speed Shift */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_INT; /* Disable Interrupt */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_EPP; /* Disable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- }
-}
-
static void configure_misc(void)
{
msr_t msr;
@@ -158,9 +133,6 @@ void soc_core_init(struct device *cpu)
/* Configure Enhanced SpeedStep and Thermal Sensors */
configure_misc();
- /* Configure Intel Speed Shift */
- configure_isst();
-
set_aesni_lock();
/* Enable ACPI Timer Emulation via MSR 0x121 */
diff --git a/src/soc/intel/elkhartlake/cpu.c b/src/soc/intel/elkhartlake/cpu.c
index c51f3fa550..720a295e15 100644
--- a/src/soc/intel/elkhartlake/cpu.c
+++ b/src/soc/intel/elkhartlake/cpu.c
@@ -25,31 +25,6 @@ static void soc_fsp_load(void)
fsps_load(romstage_handoff_is_resume());
}
-static void configure_isst(void)
-{
- config_t *conf = config_of_soc();
- msr_t msr;
-
- if (conf->speed_shift_enable) {
- /*
- * Kernel driver checks CPUID.06h:EAX[Bit 7] to determine if HWP
- * is supported or not. coreboot needs to configure MSR 0x1AA
- * which is then reflected in the CPUID register.
- */
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo |= MISC_PWR_MGMT_ISST_EN; /* Enable Speed Shift */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_INT; /* Enable Interrupt */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_EPP; /* Enable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- } else {
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN; /* Disable Speed Shift */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_INT; /* Disable Interrupt */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_EPP; /* Disable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- }
-}
-
static void configure_misc(void)
{
msr_t msr;
@@ -116,9 +91,6 @@ void soc_core_init(struct device *cpu)
/* Configure Enhanced SpeedStep and Thermal Sensors */
configure_misc();
- /* Configure Intel Speed Shift */
- configure_isst();
-
/* Enable PM timer emulation */
enable_pm_timer_emulation();
diff --git a/src/soc/intel/icelake/cpu.c b/src/soc/intel/icelake/cpu.c
index b739d74db6..ea2b3574b2 100644
--- a/src/soc/intel/icelake/cpu.c
+++ b/src/soc/intel/icelake/cpu.c
@@ -25,31 +25,6 @@ static void soc_fsp_load(void)
fsps_load(romstage_handoff_is_resume());
}
-static void configure_isst(void)
-{
- config_t *conf = config_of_soc();
- msr_t msr;
-
- if (conf->speed_shift_enable) {
- /*
- * Kernel driver checks CPUID.06h:EAX[Bit 7] to determine if HWP
- * is supported or not. coreboot needs to configure MSR 0x1AA
- * which is then reflected in the CPUID register.
- */
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo |= MISC_PWR_MGMT_ISST_EN; /* Enable Speed Shift */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_INT; /* Enable Interrupt */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_EPP; /* Enable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- } else {
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN; /* Disable Speed Shift */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_INT; /* Disable Interrupt */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_EPP; /* Disable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- }
-}
-
static void configure_misc(void)
{
msr_t msr;
@@ -152,9 +127,6 @@ void soc_core_init(struct device *cpu)
/* Configure Enhanced SpeedStep and Thermal Sensors */
configure_misc();
- /* Configure Intel Speed Shift */
- configure_isst();
-
/* Enable PM timer emulation */
enable_pm_timer_emulation();
diff --git a/src/soc/intel/jasperlake/cpu.c b/src/soc/intel/jasperlake/cpu.c
index 6f071c33f9..312fc7d7af 100644
--- a/src/soc/intel/jasperlake/cpu.c
+++ b/src/soc/intel/jasperlake/cpu.c
@@ -25,31 +25,6 @@ static void soc_fsp_load(void)
fsps_load(romstage_handoff_is_resume());
}
-static void configure_isst(void)
-{
- config_t *conf = config_of_soc();
- msr_t msr;
-
- if (conf->speed_shift_enable) {
- /*
- * Kernel driver checks CPUID.06h:EAX[Bit 7] to determine if HWP
- * is supported or not. coreboot needs to configure MSR 0x1AA
- * which is then reflected in the CPUID register.
- */
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo |= MISC_PWR_MGMT_ISST_EN; /* Enable Speed Shift */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_INT; /* Enable Interrupt */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_EPP; /* Enable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- } else {
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN; /* Disable Speed Shift */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_INT; /* Disable Interrupt */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_EPP; /* Disable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- }
-}
-
static void configure_misc(void)
{
msr_t msr;
@@ -116,9 +91,6 @@ void soc_core_init(struct device *cpu)
/* Configure Enhanced SpeedStep and Thermal Sensors */
configure_misc();
- /* Configure Intel Speed Shift */
- configure_isst();
-
/* Enable PM timer emulation */
enable_pm_timer_emulation();
diff --git a/src/soc/intel/skylake/cpu.c b/src/soc/intel/skylake/cpu.c
index fcec0cefba..1682503d4b 100644
--- a/src/soc/intel/skylake/cpu.c
+++ b/src/soc/intel/skylake/cpu.c
@@ -27,31 +27,6 @@
#include "chip.h"
-static void configure_isst(void)
-{
- config_t *conf = config_of_soc();
- msr_t msr;
-
- if (conf->speed_shift_enable) {
- /*
- * Kernel driver checks CPUID.06h:EAX[Bit 7] to determine if HWP
- * is supported or not. coreboot needs to configure MSR 0x1AA
- * which is then reflected in the CPUID register.
- */
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo |= MISC_PWR_MGMT_ISST_EN; /* Enable Speed Shift */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_INT; /* Enable Interrupt */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_EPP; /* Enable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- } else {
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN; /* Disable Speed Shift */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_INT; /* Disable Interrupt */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_EPP; /* Disable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- }
-}
-
static void configure_misc(void)
{
config_t *conf = config_of_soc();
@@ -163,9 +138,6 @@ void soc_core_init(struct device *cpu)
/* Configure Enhanced SpeedStep and Thermal Sensors */
configure_misc();
- /* Configure Intel Speed Shift */
- configure_isst();
-
set_aesni_lock();
/* Enable ACPI Timer Emulation via MSR 0x121 */
diff --git a/src/soc/intel/tigerlake/cpu.c b/src/soc/intel/tigerlake/cpu.c
index e13712d05f..d7234e7191 100644
--- a/src/soc/intel/tigerlake/cpu.c
+++ b/src/soc/intel/tigerlake/cpu.c
@@ -31,31 +31,6 @@ static void soc_fsp_load(void)
fsps_load(romstage_handoff_is_resume());
}
-static void configure_isst(void)
-{
- config_t *conf = config_of_soc();
- msr_t msr;
-
- if (conf->speed_shift_enable) {
- /*
- * Kernel driver checks CPUID.06h:EAX[Bit 7] to determine if HWP
- * is supported or not. coreboot needs to configure MSR 0x1AA
- * which is then reflected in the CPUID register.
- */
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo |= MISC_PWR_MGMT_ISST_EN; /* Enable Speed Shift */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_INT; /* Enable Interrupt */
- msr.lo |= MISC_PWR_MGMT_ISST_EN_EPP; /* Enable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- } else {
- msr = rdmsr(MSR_MISC_PWR_MGMT);
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN; /* Disable Speed Shift */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_INT; /* Disable Interrupt */
- msr.lo &= ~MISC_PWR_MGMT_ISST_EN_EPP; /* Disable EPP */
- wrmsr(MSR_MISC_PWR_MGMT, msr);
- }
-}
-
static void configure_misc(void)
{
msr_t msr;
@@ -122,9 +97,6 @@ void soc_core_init(struct device *cpu)
/* Configure Enhanced SpeedStep and Thermal Sensors */
configure_misc();
- /* Configure Intel Speed Shift */
- configure_isst();
-
/* Enable PM timer emulation */
enable_pm_timer_emulation();
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-12 06:39:42 +0000