src/cpu/intel/model_2065x/model_2065x.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #ifndef _CPU_INTEL_MODEL_2065X_H
   4 #define _CPU_INTEL_MODEL_2065X_H
   5
   6 /* Arrandale bus clock is fixed at 133MHz */
   7 #define IRONLAKE_BCLK           133
   8
   9 #define MSR_CORE_THREAD_COUNT           0x35
  10 #define MSR_FEATURE_CONFIG              0x13c
  11 #define MSR_FLEX_RATIO                  0x194
  12 #define  FLEX_RATIO_LOCK                (1 << 20)
  13 #define  FLEX_RATIO_EN                  (1 << 16)
  14 #define MSR_TEMPERATURE_TARGET          0x1a2
  15 #define IA32_FERR_CAPABILITY            0x1f1
  16 #define   FERR_ENABLE                   (1 << 0)
  17
  18 #define MSR_PLATFORM_INFO               0xce
  19 #define  PLATFORM_INFO_SET_TDP          (1 << 29)
  20
  21 #define MSR_MISC_PWR_MGMT               0x1aa
  22 #define  MISC_PWR_MGMT_EIST_HW_DIS      (1 << 0)
  23 #define MSR_TURBO_POWER_CURRENT_LIMIT   0x1ac
  24 #define MSR_TURBO_RATIO_LIMIT           0x1ad
  25 #define MSR_POWER_CTL                   0x1fc
  26
  27 #define MSR_PKGC3_IRTL                  0x60a
  28 #define MSR_PKGC6_IRTL                  0x60b
  29 #define MSR_PKGC7_IRTL                  0x60c
  30 #define  IRTL_VALID                     (1 << 15)
  31 #define  IRTL_1_NS                      (0 << 10)
  32 #define  IRTL_32_NS                     (1 << 10)
  33 #define  IRTL_1024_NS                   (2 << 10)
  34 #define  IRTL_32768_NS                  (3 << 10)
  35 #define  IRTL_1048576_NS                (4 << 10)
  36 #define  IRTL_33554432_NS               (5 << 10)
  37 #define  IRTL_RESPONSE_MASK             (0x3ff)
  38
  39 /* long duration in low dword, short duration in high dword */
  40 #define MSR_PKG_POWER_LIMIT             0x610
  41 #define  PKG_POWER_LIMIT_MASK           0x7fff
  42 #define  PKG_POWER_LIMIT_EN             (1 << 15)
  43 #define  PKG_POWER_LIMIT_CLAMP          (1 << 16)
  44 #define  PKG_POWER_LIMIT_TIME_SHIFT     17
  45 #define  PKG_POWER_LIMIT_TIME_MASK      0x7f
  46
  47 /* P-state configuration */
  48 #define PSS_MAX_ENTRIES                 16
  49 #define PSS_RATIO_STEP                  1
  50 #define PSS_LATENCY_TRANSITION          10
  51 #define PSS_LATENCY_BUSMASTER           10
  52
  53 /* Lock MSRs */
  54 void intel_model_2065x_finalize_smm(void);
  55
  56 /* Configure power limits for turbo mode */
  57 void set_power_limits(u8 power_limit_1_time);
  58
  59 /* Sanity check config options. */
  60 #if (CONFIG_SMM_TSEG_SIZE <= CONFIG_SMM_RESERVED_SIZE)
  61 # error "CONFIG_SMM_TSEG_SIZE <= CONFIG_SMM_RESERVED_SIZE"
  62 #endif
  63 #if (CONFIG_SMM_TSEG_SIZE < 0x800000)
  64 # error "CONFIG_SMM_TSEG_SIZE must at least be 8MiB"
  65 #endif
  66 #if ((CONFIG_SMM_TSEG_SIZE & (CONFIG_SMM_TSEG_SIZE - 1)) != 0)
  67 # error "CONFIG_SMM_TSEG_SIZE is not a power of 2"
  68 #endif
  69
  70 #endif