1 /* 2 * Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef TEGRA_PRIVATE_H 8 #define TEGRA_PRIVATE_H 9 10 #include <platform_def.h> 11 12 #include <arch.h> 13 #include <arch_helpers.h> 14 #include <lib/psci/psci.h> 15 #include <lib/xlat_tables/xlat_tables_v2.h> 16 17 #include <tegra_gic.h> 18 19 /******************************************************************************* 20 * Tegra DRAM memory base address 21 ******************************************************************************/ 22 #define TEGRA_DRAM_BASE ULL(0x80000000) 23 #define TEGRA_DRAM_END ULL(0x27FFFFFFF) 24 25 /******************************************************************************* 26 * Implementation defined ACTLR_EL1 bit definitions 27 ******************************************************************************/ 28 #define ACTLR_EL1_PMSTATE_MASK (ULL(0xF) << 0) 29 30 /******************************************************************************* 31 * Implementation defined ACTLR_EL2 bit definitions 32 ******************************************************************************/ 33 #define ACTLR_EL2_PMSTATE_MASK (ULL(0xF) << 0) 34 35 /******************************************************************************* 36 * Struct for parameters received from BL2 37 ******************************************************************************/ 38 typedef struct plat_params_from_bl2 { 39 /* TZ memory size */ 40 uint64_t tzdram_size; 41 /* TZ memory base */ 42 uint64_t tzdram_base; 43 /* UART port ID */ 44 int32_t uart_id; 45 /* L2 ECC parity protection disable flag */ 46 int32_t l2_ecc_parity_prot_dis; 47 /* SHMEM base address for storing the boot logs */ 48 uint64_t boot_profiler_shmem_base; 49 } plat_params_from_bl2_t; 50 51 /******************************************************************************* 52 * Helper function to access l2ctlr_el1 register on Cortex-A57 CPUs 53 ******************************************************************************/ 54 DEFINE_RENAME_SYSREG_RW_FUNCS(l2ctlr_el1, CORTEX_A57_L2CTLR_EL1) 55 56 /******************************************************************************* 57 * Struct describing parameters passed to bl31 58 ******************************************************************************/ 59 struct tegra_bl31_params { 60 param_header_t h; 61 image_info_t *bl31_image_info; 62 entry_point_info_t *bl32_ep_info; 63 image_info_t *bl32_image_info; 64 entry_point_info_t *bl33_ep_info; 65 image_info_t *bl33_image_info; 66 }; 67 68 /* Declarations for plat_psci_handlers.c */ 69 int32_t tegra_soc_validate_power_state(uint32_t power_state, 70 psci_power_state_t *req_state); 71 72 /* Declarations for plat_setup.c */ 73 const mmap_region_t *plat_get_mmio_map(void); 74 uint32_t plat_get_console_from_id(int32_t id); 75 void plat_gic_setup(void); 76 struct tegra_bl31_params *plat_get_bl31_params(void); 77 plat_params_from_bl2_t *plat_get_bl31_plat_params(void); 78 79 /* Declarations for plat_secondary.c */ 80 void plat_secondary_setup(void); 81 int32_t plat_lock_cpu_vectors(void); 82 83 /* Declarations for tegra_fiq_glue.c */ 84 void tegra_fiq_handler_setup(void); 85 int tegra_fiq_get_intr_context(void); 86 void tegra_fiq_set_ns_entrypoint(uint64_t entrypoint); 87 88 /* Declarations for tegra_security.c */ 89 void tegra_security_setup(void); 90 void tegra_security_setup_videomem(uintptr_t base, uint64_t size); 91 92 /* Declarations for tegra_pm.c */ 93 extern uint8_t tegra_fake_system_suspend; 94 95 void tegra_pm_system_suspend_entry(void); 96 void tegra_pm_system_suspend_exit(void); 97 int32_t tegra_system_suspended(void); 98 int32_t tegra_soc_pwr_domain_suspend(const psci_power_state_t *target_state); 99 int32_t tegra_soc_pwr_domain_on(u_register_t mpidr); 100 int32_t tegra_soc_pwr_domain_off(const psci_power_state_t *target_state); 101 int32_t tegra_soc_pwr_domain_on_finish(const psci_power_state_t *target_state); 102 int32_t tegra_soc_pwr_domain_power_down_wfi(const psci_power_state_t *target_state); 103 int32_t tegra_soc_prepare_system_reset(void); 104 __dead2 void tegra_soc_prepare_system_off(void); 105 plat_local_state_t tegra_soc_get_target_pwr_state(uint32_t lvl, 106 const plat_local_state_t *states, 107 uint32_t ncpu); 108 void tegra_get_sys_suspend_power_state(psci_power_state_t *req_state); 109 void tegra_cpu_standby(plat_local_state_t cpu_state); 110 int32_t tegra_pwr_domain_on(u_register_t mpidr); 111 void tegra_pwr_domain_off(const psci_power_state_t *target_state); 112 void tegra_pwr_domain_suspend(const psci_power_state_t *target_state); 113 void __dead2 tegra_pwr_domain_power_down_wfi(const psci_power_state_t *target_state); 114 void tegra_pwr_domain_on_finish(const psci_power_state_t *target_state); 115 void tegra_pwr_domain_suspend_finish(const psci_power_state_t *target_state); 116 __dead2 void tegra_system_off(void); 117 __dead2 void tegra_system_reset(void); 118 int32_t tegra_validate_power_state(uint32_t power_state, 119 psci_power_state_t *req_state); 120 int32_t tegra_validate_ns_entrypoint(uintptr_t entrypoint); 121 122 /* Declarations for tegraXXX_pm.c */ 123 int tegra_prepare_cpu_suspend(unsigned int id, unsigned int afflvl); 124 int tegra_prepare_cpu_on_finish(unsigned long mpidr); 125 126 /* Declarations for tegra_bl31_setup.c */ 127 plat_params_from_bl2_t *bl31_get_plat_params(void); 128 int32_t bl31_check_ns_address(uint64_t base, uint64_t size_in_bytes); 129 void plat_early_platform_setup(void); 130 131 /* Declarations for tegra_delay_timer.c */ 132 void tegra_delay_timer_init(void); 133 134 void tegra_secure_entrypoint(void); 135 void tegra186_cpu_reset_handler(void); 136 137 /* Declarations for tegra_sip_calls.c */ 138 uintptr_t tegra_sip_handler(uint32_t smc_fid, 139 u_register_t x1, 140 u_register_t x2, 141 u_register_t x3, 142 u_register_t x4, 143 void *cookie, 144 void *handle, 145 u_register_t flags); 146 int plat_sip_handler(uint32_t smc_fid, 147 uint64_t x1, 148 uint64_t x2, 149 uint64_t x3, 150 uint64_t x4, 151 const void *cookie, 152 void *handle, 153 uint64_t flags); 154 155 #endif /* TEGRA_PRIVATE_H */ 156