106060028SVarun Wadekar /* 250e91633SAnthony Zhou * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved. 306060028SVarun Wadekar * 482cb2c1aSdp-arm * SPDX-License-Identifier: BSD-3-Clause 506060028SVarun Wadekar */ 606060028SVarun Wadekar 7*c3cf06f1SAntonio Nino Diaz #ifndef MCE_H 8*c3cf06f1SAntonio Nino Diaz #define MCE_H 906060028SVarun Wadekar 1006060028SVarun Wadekar #include <mmio.h> 1106060028SVarun Wadekar #include <tegra_def.h> 1206060028SVarun Wadekar 1306060028SVarun Wadekar /******************************************************************************* 1406060028SVarun Wadekar * MCE commands 1506060028SVarun Wadekar ******************************************************************************/ 1606060028SVarun Wadekar typedef enum mce_cmd { 1750e91633SAnthony Zhou MCE_CMD_ENTER_CSTATE = 0U, 1850e91633SAnthony Zhou MCE_CMD_UPDATE_CSTATE_INFO = 1U, 1950e91633SAnthony Zhou MCE_CMD_UPDATE_CROSSOVER_TIME = 2U, 2050e91633SAnthony Zhou MCE_CMD_READ_CSTATE_STATS = 3U, 2150e91633SAnthony Zhou MCE_CMD_WRITE_CSTATE_STATS = 4U, 2250e91633SAnthony Zhou MCE_CMD_IS_SC7_ALLOWED = 5U, 2350e91633SAnthony Zhou MCE_CMD_ONLINE_CORE = 6U, 2450e91633SAnthony Zhou MCE_CMD_CC3_CTRL = 7U, 2550e91633SAnthony Zhou MCE_CMD_ECHO_DATA = 8U, 2650e91633SAnthony Zhou MCE_CMD_READ_VERSIONS = 9U, 2750e91633SAnthony Zhou MCE_CMD_ENUM_FEATURES = 10U, 2850e91633SAnthony Zhou MCE_CMD_ROC_FLUSH_CACHE_TRBITS = 11U, 2950e91633SAnthony Zhou MCE_CMD_ENUM_READ_MCA = 12U, 3050e91633SAnthony Zhou MCE_CMD_ENUM_WRITE_MCA = 13U, 3150e91633SAnthony Zhou MCE_CMD_ROC_FLUSH_CACHE = 14U, 3250e91633SAnthony Zhou MCE_CMD_ROC_CLEAN_CACHE = 15U, 3350e91633SAnthony Zhou MCE_CMD_ENABLE_LATIC = 16U, 3450e91633SAnthony Zhou MCE_CMD_UNCORE_PERFMON_REQ = 17U, 3550e91633SAnthony Zhou MCE_CMD_MISC_CCPLEX = 18U, 3650e91633SAnthony Zhou MCE_CMD_IS_CCX_ALLOWED = 0xFEU, 3750e91633SAnthony Zhou MCE_CMD_MAX = 0xFFU, 3806060028SVarun Wadekar } mce_cmd_t; 3906060028SVarun Wadekar 4050e91633SAnthony Zhou #define MCE_CMD_MASK 0xFFU 4106060028SVarun Wadekar 4206060028SVarun Wadekar /******************************************************************************* 4306060028SVarun Wadekar * Timeout value used to powerdown a core 4406060028SVarun Wadekar ******************************************************************************/ 4550e91633SAnthony Zhou #define MCE_CORE_SLEEP_TIME_INFINITE 0xFFFFFFFFU 4606060028SVarun Wadekar 4706060028SVarun Wadekar /******************************************************************************* 4806060028SVarun Wadekar * Struct to prepare UPDATE_CSTATE_INFO request 4906060028SVarun Wadekar ******************************************************************************/ 5006060028SVarun Wadekar typedef struct mce_cstate_info { 5106060028SVarun Wadekar /* cluster cstate value */ 5206060028SVarun Wadekar uint32_t cluster; 5306060028SVarun Wadekar /* ccplex cstate value */ 5406060028SVarun Wadekar uint32_t ccplex; 5506060028SVarun Wadekar /* system cstate value */ 5606060028SVarun Wadekar uint32_t system; 5706060028SVarun Wadekar /* force system state? */ 5806060028SVarun Wadekar uint8_t system_state_force; 5906060028SVarun Wadekar /* wake mask value */ 6006060028SVarun Wadekar uint32_t wake_mask; 6106060028SVarun Wadekar /* update the wake mask? */ 6206060028SVarun Wadekar uint8_t update_wake_mask; 6306060028SVarun Wadekar } mce_cstate_info_t; 6406060028SVarun Wadekar 6506060028SVarun Wadekar /* public interfaces */ 66ab712fd8SAnthony Zhou int mce_command_handler(uint64_t cmd, uint64_t arg0, uint64_t arg1, 6706060028SVarun Wadekar uint64_t arg2); 6806060028SVarun Wadekar int mce_update_reset_vector(void); 6906060028SVarun Wadekar int mce_update_gsc_videomem(void); 7006060028SVarun Wadekar int mce_update_gsc_tzdram(void); 7106060028SVarun Wadekar int mce_update_gsc_tzram(void); 7206060028SVarun Wadekar __dead2 void mce_enter_ccplex_state(uint32_t state_idx); 73ab712fd8SAnthony Zhou void mce_update_cstate_info(const mce_cstate_info_t *cstate); 7406060028SVarun Wadekar void mce_verify_firmware_version(void); 7506060028SVarun Wadekar 76*c3cf06f1SAntonio Nino Diaz #endif /* MCE_H */ 77