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-rw-r--r--plat/nvidia/tegra/include/tegra_private.h162
1 files changed, 162 insertions, 0 deletions
diff --git a/plat/nvidia/tegra/include/tegra_private.h b/plat/nvidia/tegra/include/tegra_private.h
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+/*
+ * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2020-2023, NVIDIA Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef TEGRA_PRIVATE_H
+#define TEGRA_PRIVATE_H
+
+#include <platform_def.h>
+#include <stdbool.h>
+
+#include <arch.h>
+#include <arch_helpers.h>
+#include <drivers/ti/uart/uart_16550.h>
+#include <lib/psci/psci.h>
+#include <lib/xlat_tables/xlat_tables_v2.h>
+
+#include <tegra_gic.h>
+
+/*******************************************************************************
+ * Implementation defined ACTLR_EL1 bit definitions
+ ******************************************************************************/
+#define ACTLR_EL1_PMSTATE_MASK (ULL(0xF) << 0)
+
+/*******************************************************************************
+ * Implementation defined ACTLR_EL2 bit definitions
+ ******************************************************************************/
+#define ACTLR_EL2_PMSTATE_MASK (ULL(0xF) << 0)
+
+/*******************************************************************************
+ * Struct for parameters received from BL2
+ ******************************************************************************/
+typedef struct plat_params_from_bl2 {
+ /* TZ memory size */
+ uint64_t tzdram_size;
+ /* TZ memory base */
+ uint64_t tzdram_base;
+ /* UART port ID */
+ int32_t uart_id;
+ /* L2 ECC parity protection disable flag */
+ int32_t l2_ecc_parity_prot_dis;
+ /* SHMEM base address for storing the boot logs */
+ uint64_t boot_profiler_shmem_base;
+ /* System Suspend Entry Firmware size */
+ uint64_t sc7entry_fw_size;
+ /* System Suspend Entry Firmware base address */
+ uint64_t sc7entry_fw_base;
+ /* Enable dual execution */
+ uint8_t enable_ccplex_lock_step;
+} plat_params_from_bl2_t;
+
+/*******************************************************************************
+ * Helper function to access l2ctlr_el1 register on Cortex-A57 CPUs
+ ******************************************************************************/
+DEFINE_RENAME_SYSREG_RW_FUNCS(l2ctlr_el1, CORTEX_A57_L2CTLR_EL1)
+
+/*******************************************************************************
+ * Struct describing parameters passed to bl31
+ ******************************************************************************/
+struct tegra_bl31_params {
+ param_header_t h;
+ image_info_t *bl31_image_info;
+ entry_point_info_t *bl32_ep_info;
+ image_info_t *bl32_image_info;
+ entry_point_info_t *bl33_ep_info;
+ image_info_t *bl33_image_info;
+};
+
+/*******************************************************************************
+* To suppress Coverity MISRA C-2012 Rule 2.2 violations
+*******************************************************************************/
+#define UNUSED_FUNC_NOP() asm("nop")
+
+/* Declarations for plat_psci_handlers.c */
+int32_t tegra_soc_validate_power_state(uint32_t power_state,
+ psci_power_state_t *req_state);
+
+/* Declarations for plat_setup.c */
+const mmap_region_t *plat_get_mmio_map(void);
+void plat_enable_console(int32_t id);
+void plat_gic_setup(void);
+struct tegra_bl31_params *plat_get_bl31_params(void);
+plat_params_from_bl2_t *plat_get_bl31_plat_params(void);
+void plat_early_platform_setup(void);
+void plat_late_platform_setup(void);
+void plat_relocate_bl32_image(const image_info_t *bl32_img_info);
+bool plat_supports_system_suspend(void);
+void plat_runtime_setup(void);
+
+/* Declarations for plat_secondary.c */
+void plat_secondary_setup(void);
+int32_t plat_lock_cpu_vectors(void);
+
+/* Declarations for tegra_fiq_glue.c */
+void tegra_fiq_handler_setup(void);
+int32_t tegra_fiq_get_intr_context(void);
+void tegra_fiq_set_ns_entrypoint(uint64_t entrypoint);
+
+/* Declarations for tegra_helpers.S */
+bool plat_is_my_cpu_primary(void);
+
+/* Declarations for tegra_security.c */
+void tegra_security_setup(void);
+void tegra_security_setup_videomem(uintptr_t base, uint64_t size);
+
+/* Declarations for tegra_pm.c */
+void tegra_pm_system_suspend_entry(void);
+void tegra_pm_system_suspend_exit(void);
+int32_t tegra_system_suspended(void);
+int32_t tegra_soc_cpu_standby(plat_local_state_t cpu_state);
+int32_t tegra_soc_pwr_domain_suspend(const psci_power_state_t *target_state);
+int32_t tegra_soc_pwr_domain_on(u_register_t mpidr);
+int32_t tegra_soc_pwr_domain_off_early(const psci_power_state_t *target_state);
+int32_t tegra_soc_pwr_domain_off(const psci_power_state_t *target_state);
+int32_t tegra_soc_pwr_domain_on_finish(const psci_power_state_t *target_state);
+int32_t tegra_soc_pwr_domain_power_down_wfi(const psci_power_state_t *target_state);
+int32_t tegra_soc_pwr_domain_suspend_pwrdown_early(const psci_power_state_t *target_state);
+int32_t tegra_soc_prepare_system_reset(void);
+__dead2 void tegra_soc_prepare_system_off(void);
+plat_local_state_t tegra_soc_get_target_pwr_state(uint32_t lvl,
+ const plat_local_state_t *states,
+ uint32_t ncpu);
+
+/* Declarations for tegraXXX_pm.c */
+int tegra_prepare_cpu_suspend(unsigned int id, unsigned int afflvl);
+int tegra_prepare_cpu_on_finish(unsigned long mpidr);
+
+/* Declarations for tegra_bl31_setup.c */
+plat_params_from_bl2_t *bl31_get_plat_params(void);
+int32_t bl31_check_ns_address(uint64_t base, uint64_t size_in_bytes);
+
+/* Declarations for tegra_delay_timer.c */
+void tegra_delay_timer_init(void);
+
+void tegra_secure_entrypoint(void);
+
+/* Declarations for tegra_sip_calls.c */
+uintptr_t tegra_sip_handler(uint32_t smc_fid,
+ u_register_t x1,
+ u_register_t x2,
+ u_register_t x3,
+ u_register_t x4,
+ void *cookie,
+ void *handle,
+ u_register_t flags);
+int plat_sip_handler(uint32_t smc_fid,
+ uint64_t x1,
+ uint64_t x2,
+ uint64_t x3,
+ uint64_t x4,
+ const void *cookie,
+ void *handle,
+ uint64_t flags);
+
+#if ENABLE_FEAT_RAS && FFH_SUPPORT
+void tegra194_ras_enable(void);
+void tegra194_ras_corrected_err_clear(uint64_t *cookie);
+#endif
+
+#endif /* TEGRA_PRIVATE_H */