msr.h

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#ifndef _DENVERTON_NS_MSR_H_
#define _DENVERTON_NS_MSR_H_
 
#define MSR_CORE_THREAD_COUNT 0x35
#define MSR_PLATFORM_INFO 0xce
#define PLATFORM_INFO_SET_TDP (1 << 29)
#define MSR_PKG_CST_CONFIG_CONTROL 0xe2
#define MSR_FEATURE_CONFIG 0x13c
#define   FEATURE_CONFIG_RESERVED_MASK  0x3ULL
#define   FEATURE_CONFIG_LOCK   (1 << 0)
#define MSR_POWER_MISC          0x120
#define  ENABLE_IA_UNTRUSTED    (1 << 6)
#define IA32_MCG_CAP                    0x179
#define  IA32_MCG_CAP_COUNT_MASK        0xff
#define  IA32_MCG_CAP_CTL_P_BIT         8
#define  IA32_MCG_CAP_CTL_P_MASK        (1 << IA32_MCG_CAP_CTL_P_BIT)
#define IA32_MCG_CTL                    0x17b
#define SMM_MCA_CAP_MSR 0x17d
#define SMM_CPU_SVRSTR_BIT 57
#define SMM_CPU_SVRSTR_MASK (1 << (SMM_CPU_SVRSTR_BIT - 32))
#define MSR_FLEX_RATIO 0x194
#define FLEX_RATIO_LOCK (1 << 20)
#define FLEX_RATIO_EN (1 << 16)
/*      IA32_MISC_ENABLE 0x1a0 */
#define  THERMAL_MONITOR_ENABLE_BIT (1 << 3)
#define MSR_MISC_PWR_MGMT 0x1aa
#define MISC_PWR_MGMT_EIST_HW_DIS (1 << 0)
#define MSR_TURBO_RATIO_LIMIT 0x1ad
#define MSR_TEMPERATURE_TARGET 0x1a2
#define EMRR_PHYS_BASE_MSR 0x1f4
#define MSR_PRMRR_PHYS_MASK 0x1f5
#define MSR_POWER_CTL 0x1fc
#define MSR_LT_LOCK_MEMORY 0x2e7
#define MSR_UNCORE_PRMRR_PHYS_BASE 0x2f4
#define MSR_UNCORE_PRMRR_PHYS_MASK 0x2f5
#define SMM_FEATURE_CONTROL_MSR 0x4e0
#define SMM_CPU_SAVE_EN (1 << 1)
 
#define MSR_C_STATE_LATENCY_CONTROL_0 0x60a
#define MSR_C_STATE_LATENCY_CONTROL_1 0x60b
#define MSR_C_STATE_LATENCY_CONTROL_2 0x60c
#define MSR_C_STATE_LATENCY_CONTROL_3 0x633
#define MSR_C_STATE_LATENCY_CONTROL_4 0x634
#define MSR_C_STATE_LATENCY_CONTROL_5 0x635
#define IRTL_VALID (1 << 15)
#define IRTL_1_NS (0 << 10)
#define IRTL_32_NS (1 << 10)
#define IRTL_1024_NS (2 << 10)
#define IRTL_32768_NS (3 << 10)
#define IRTL_1048576_NS (4 << 10)
#define IRTL_33554432_NS (5 << 10)
#define IRTL_RESPONSE_MASK (0x3ff)
#define MSR_COUNTER_24_MHZ 0x637
 
/* long duration in low dword, short duration in high dword */
#define MSR_PKG_POWER_LIMIT 0x610
#define PKG_POWER_LIMIT_MASK 0x7fff
#define PKG_POWER_LIMIT_EN (1 << 15)
#define PKG_POWER_LIMIT_CLAMP (1 << 16)
#define PKG_POWER_LIMIT_TIME_SHIFT 17
#define PKG_POWER_LIMIT_TIME_MASK 0x7f
 
#define MSR_VR_CURRENT_CONFIG 0x601
#define MSR_VR_MISC_CONFIG 0x603
#define MSR_PKG_POWER_SKU_UNIT 0x606
#define MSR_PKG_POWER_SKU 0x614
#define MSR_DDR_RAPL_LIMIT 0x618
#define MSR_VR_MISC_CONFIG2 0x636
#define MSR_PP0_POWER_LIMIT 0x638
#define MSR_PP1_POWER_LIMIT 0x640
 
#define MSR_CONFIG_TDP_NOMINAL 0x648
#define MSR_CONFIG_TDP_LEVEL1 0x649
#define MSR_CONFIG_TDP_LEVEL2 0x64a
#define MSR_CONFIG_TDP_CONTROL 0x64b
#define MSR_TURBO_ACTIVATION_RATIO 0x64c
 
/* SMM save state MSRs */
#define SMBASE_MSR 0xc20
#define IEDBASE_MSR 0xc22
 
/* MTRRcap_MSR bits */
#define SMRR_SUPPORTED (1 << 11)
#define PRMRR_SUPPORTED (1 << 12)
 
/* Read BCLK from MSR */
unsigned int bus_freq_khz(void);
 
#endif /* _DENVERTON_NS_MSR_H_ */