u-boot/arch/x86/include/asm/arch-ivybridge/model_206ax.h
Simon Glass ede9709316 x86: Add a CPU driver for baytrail
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>
2015-04-30 16:13:50 -06:00

84 lines
2.5 KiB
C

/*
* From Coreboot file of the same name
*
* Copyright (C) 2011 The ChromiumOS Authors.
*
* SPDX-License-Identifier: GPL-2.0
*/
#ifndef _ASM_ARCH_MODEL_206AX_H
#define _ASM_ARCH_MODEL_206AX_H
/* SandyBridge/IvyBridge bus clock is fixed at 100MHz */
#define SANDYBRIDGE_BCLK 100
#define CPUID_VMX (1 << 5)
#define CPUID_SMX (1 << 6)
#define MSR_FEATURE_CONFIG 0x13c
#define MSR_FLEX_RATIO 0x194
#define FLEX_RATIO_LOCK (1 << 20)
#define FLEX_RATIO_EN (1 << 16)
#define IA32_PLATFORM_DCA_CAP 0x1f8
#define IA32_MISC_ENABLE 0x1a0
#define MSR_TEMPERATURE_TARGET 0x1a2
#define IA32_PERF_CTL 0x199
#define IA32_THERM_INTERRUPT 0x19b
#define IA32_ENERGY_PERFORMANCE_BIAS 0x1b0
#define ENERGY_POLICY_PERFORMANCE 0
#define ENERGY_POLICY_NORMAL 6
#define ENERGY_POLICY_POWERSAVE 15
#define IA32_PACKAGE_THERM_INTERRUPT 0x1b2
#define MSR_LT_LOCK_MEMORY 0x2e7
#define IA32_MC0_STATUS 0x401
#define MSR_PIC_MSG_CONTROL 0x2e
#define PLATFORM_INFO_SET_TDP (1 << 29)
#define MSR_MISC_PWR_MGMT 0x1aa
#define MISC_PWR_MGMT_EIST_HW_DIS (1 << 0)
#define MSR_TURBO_RATIO_LIMIT 0x1ad
#define MSR_PKGC3_IRTL 0x60a
#define MSR_PKGC6_IRTL 0x60b
#define MSR_PKGC7_IRTL 0x60c
#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)
/* long duration in low dword, short duration in high dword */
#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_PP0_CURRENT_CONFIG 0x601
#define PP0_CURRENT_LIMIT (112 << 3) /* 112 A */
#define MSR_PP1_CURRENT_CONFIG 0x602
#define PP1_CURRENT_LIMIT_SNB (35 << 3) /* 35 A */
#define PP1_CURRENT_LIMIT_IVB (50 << 3) /* 50 A */
#define MSR_PKG_POWER_SKU 0x614
#define IVB_CONFIG_TDP_MIN_CPUID 0x306a2
#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
/* P-state configuration */
#define PSS_MAX_ENTRIES 8
#define PSS_RATIO_STEP 2
#define PSS_LATENCY_TRANSITION 10
#define PSS_LATENCY_BUSMASTER 10
/* Configure power limits for turbo mode */
void set_power_limits(u8 power_limit_1_time);
int cpu_config_tdp_levels(void);
#endif