mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-13 16:37:30 +00:00
ede9709316
This driver supports multi-core init and sets up the CPU frequencies correctly. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
84 lines
2.5 KiB
C
84 lines
2.5 KiB
C
/*
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* From Coreboot file of the same name
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*
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* Copyright (C) 2011 The ChromiumOS Authors.
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*
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* SPDX-License-Identifier: GPL-2.0
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*/
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#ifndef _ASM_ARCH_MODEL_206AX_H
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#define _ASM_ARCH_MODEL_206AX_H
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/* SandyBridge/IvyBridge bus clock is fixed at 100MHz */
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#define SANDYBRIDGE_BCLK 100
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#define CPUID_VMX (1 << 5)
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#define CPUID_SMX (1 << 6)
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#define MSR_FEATURE_CONFIG 0x13c
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#define MSR_FLEX_RATIO 0x194
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#define FLEX_RATIO_LOCK (1 << 20)
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#define FLEX_RATIO_EN (1 << 16)
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#define IA32_PLATFORM_DCA_CAP 0x1f8
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#define IA32_MISC_ENABLE 0x1a0
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#define MSR_TEMPERATURE_TARGET 0x1a2
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#define IA32_PERF_CTL 0x199
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#define IA32_THERM_INTERRUPT 0x19b
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#define IA32_ENERGY_PERFORMANCE_BIAS 0x1b0
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#define ENERGY_POLICY_PERFORMANCE 0
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#define ENERGY_POLICY_NORMAL 6
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#define ENERGY_POLICY_POWERSAVE 15
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#define IA32_PACKAGE_THERM_INTERRUPT 0x1b2
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#define MSR_LT_LOCK_MEMORY 0x2e7
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#define IA32_MC0_STATUS 0x401
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#define MSR_PIC_MSG_CONTROL 0x2e
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#define PLATFORM_INFO_SET_TDP (1 << 29)
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#define MSR_MISC_PWR_MGMT 0x1aa
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#define MISC_PWR_MGMT_EIST_HW_DIS (1 << 0)
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#define MSR_TURBO_RATIO_LIMIT 0x1ad
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#define MSR_PKGC3_IRTL 0x60a
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#define MSR_PKGC6_IRTL 0x60b
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#define MSR_PKGC7_IRTL 0x60c
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#define IRTL_VALID (1 << 15)
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#define IRTL_1_NS (0 << 10)
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#define IRTL_32_NS (1 << 10)
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#define IRTL_1024_NS (2 << 10)
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#define IRTL_32768_NS (3 << 10)
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#define IRTL_1048576_NS (4 << 10)
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#define IRTL_33554432_NS (5 << 10)
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#define IRTL_RESPONSE_MASK (0x3ff)
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/* long duration in low dword, short duration in high dword */
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#define PKG_POWER_LIMIT_MASK 0x7fff
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#define PKG_POWER_LIMIT_EN (1 << 15)
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#define PKG_POWER_LIMIT_CLAMP (1 << 16)
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#define PKG_POWER_LIMIT_TIME_SHIFT 17
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#define PKG_POWER_LIMIT_TIME_MASK 0x7f
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#define MSR_PP0_CURRENT_CONFIG 0x601
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#define PP0_CURRENT_LIMIT (112 << 3) /* 112 A */
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#define MSR_PP1_CURRENT_CONFIG 0x602
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#define PP1_CURRENT_LIMIT_SNB (35 << 3) /* 35 A */
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#define PP1_CURRENT_LIMIT_IVB (50 << 3) /* 50 A */
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#define MSR_PKG_POWER_SKU 0x614
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#define IVB_CONFIG_TDP_MIN_CPUID 0x306a2
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#define MSR_CONFIG_TDP_NOMINAL 0x648
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#define MSR_CONFIG_TDP_LEVEL1 0x649
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#define MSR_CONFIG_TDP_LEVEL2 0x64a
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#define MSR_CONFIG_TDP_CONTROL 0x64b
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#define MSR_TURBO_ACTIVATION_RATIO 0x64c
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/* P-state configuration */
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#define PSS_MAX_ENTRIES 8
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#define PSS_RATIO_STEP 2
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#define PSS_LATENCY_TRANSITION 10
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#define PSS_LATENCY_BUSMASTER 10
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/* Configure power limits for turbo mode */
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void set_power_limits(u8 power_limit_1_time);
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int cpu_config_tdp_levels(void);
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#endif
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