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authorMichael Niewöhner <foss@mniewoehner.de>2020-10-11 14:05:32 +0200
committerNico Huber <nico.h@gmx.de>2020-10-24 09:46:45 +0000
commit10ae1cf2cda38e681849dcc9e6e86ee3330a8b17 (patch)
treee71fa6148adb9895fbc02111a74a35b395a0794e /src/soc/intel/skylake
parent29a52c8308ab270c46c1d859db308ba1de5d1e81 (diff)
{cpu,soc}/intel: deduplicate cpu code
Move a whole bunch of copy-pasta code from soc/intel/{bdw,skl,cnl,icl, tgl,ehl,jsl,adl} and cpu/intel/{hsw,model_*} to cpu/intel/common. This change just moves the code. Rework is done in CB:46588. Change-Id: Ib0cc834de8492d59c423317598e1c11847a0b1ab Signed-off-by: Michael Niewöhner <foss@mniewoehner.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/46274 Reviewed-by: Felix Singer <felixsinger@posteo.net> Reviewed-by: Nico Huber <nico.h@gmx.de> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel/skylake')
-rw-r--r--src/soc/intel/skylake/cpu.c42
-rw-r--r--src/soc/intel/skylake/include/soc/msr.h1
2 files changed, 0 insertions, 43 deletions
diff --git a/src/soc/intel/skylake/cpu.c b/src/soc/intel/skylake/cpu.c
index e716c66620..fcec0cefba 100644
--- a/src/soc/intel/skylake/cpu.c
+++ b/src/soc/intel/skylake/cpu.c
@@ -83,48 +83,6 @@ static void configure_misc(void)
wrmsr(MSR_POWER_CTL, msr);
}
-static void enable_lapic_tpr(void)
-{
- msr_t msr;
-
- msr = rdmsr(MSR_PIC_MSG_CONTROL);
- msr.lo &= ~(1 << 10); /* Enable APIC TPR updates */
- wrmsr(MSR_PIC_MSG_CONTROL, msr);
-}
-
-static void configure_dca_cap(void)
-{
- uint32_t feature_flag;
- msr_t msr;
-
- /* Check feature flag in CPUID.(EAX=1):ECX[18]==1 */
- feature_flag = cpu_get_feature_flags_ecx();
- if (feature_flag & CPUID_DCA) {
- msr = rdmsr(IA32_PLATFORM_DCA_CAP);
- msr.lo |= 1;
- wrmsr(IA32_PLATFORM_DCA_CAP, msr);
- }
-}
-
-static void set_energy_perf_bias(u8 policy)
-{
- msr_t msr;
- int ecx;
-
- /* Determine if energy efficient policy is supported. */
- ecx = cpuid_ecx(0x6);
- if (!(ecx & (1 << 3)))
- return;
-
- /* Energy Policy is bits 3:0 */
- msr = rdmsr(IA32_ENERGY_PERF_BIAS);
- msr.lo &= ~0xf;
- msr.lo |= policy & 0xf;
- wrmsr(IA32_ENERGY_PERF_BIAS, msr);
-
- printk(BIOS_DEBUG, "cpu: energy policy set to %u\n", policy);
-}
-
static void configure_c_states(void)
{
msr_t msr;
diff --git a/src/soc/intel/skylake/include/soc/msr.h b/src/soc/intel/skylake/include/soc/msr.h
index 3ef9da2a15..92e8215567 100644
--- a/src/soc/intel/skylake/include/soc/msr.h
+++ b/src/soc/intel/skylake/include/soc/msr.h
@@ -5,7 +5,6 @@
#include <intelblocks/msr.h>
-#define MSR_PIC_MSG_CONTROL 0x2e
#define MSR_LT_LOCK_MEMORY 0x2e7
#define MSR_UNCORE_PRMRR_PHYS_BASE 0x2f4
#define MSR_UNCORE_PRMRR_PHYS_MASK 0x2f5