xref: /rk3399_ARM-atf/plat/nvidia/tegra/include/tegra_private.h (revision 09d40e0e08283a249e7dce0e106c07c5141f9b7e)
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  * Struct for parameters received from BL2
27  ******************************************************************************/
28 typedef struct plat_params_from_bl2 {
29 	/* TZ memory size */
30 	uint64_t tzdram_size;
31 	/* TZ memory base */
32 	uint64_t tzdram_base;
33 	/* UART port ID */
34 	int uart_id;
35 } plat_params_from_bl2_t;
36 
37 /*******************************************************************************
38  * Struct describing parameters passed to bl31
39  ******************************************************************************/
40 struct tegra_bl31_params {
41        param_header_t h;
42        image_info_t *bl31_image_info;
43        entry_point_info_t *bl32_ep_info;
44        image_info_t *bl32_image_info;
45        entry_point_info_t *bl33_ep_info;
46        image_info_t *bl33_image_info;
47 };
48 
49 /* Declarations for plat_psci_handlers.c */
50 int32_t tegra_soc_validate_power_state(unsigned int power_state,
51 		psci_power_state_t *req_state);
52 
53 /* Declarations for plat_setup.c */
54 const mmap_region_t *plat_get_mmio_map(void);
55 uint32_t plat_get_console_from_id(int id);
56 void plat_gic_setup(void);
57 struct tegra_bl31_params *plat_get_bl31_params(void);
58 plat_params_from_bl2_t *plat_get_bl31_plat_params(void);
59 
60 /* Declarations for plat_secondary.c */
61 void plat_secondary_setup(void);
62 int plat_lock_cpu_vectors(void);
63 
64 /* Declarations for tegra_fiq_glue.c */
65 void tegra_fiq_handler_setup(void);
66 int tegra_fiq_get_intr_context(void);
67 void tegra_fiq_set_ns_entrypoint(uint64_t entrypoint);
68 
69 /* Declarations for tegra_security.c */
70 void tegra_security_setup(void);
71 void tegra_security_setup_videomem(uintptr_t base, uint64_t size);
72 
73 /* Declarations for tegra_pm.c */
74 extern uint8_t tegra_fake_system_suspend;
75 
76 void tegra_pm_system_suspend_entry(void);
77 void tegra_pm_system_suspend_exit(void);
78 int tegra_system_suspended(void);
79 
80 /* Declarations for tegraXXX_pm.c */
81 int tegra_prepare_cpu_suspend(unsigned int id, unsigned int afflvl);
82 int tegra_prepare_cpu_on_finish(unsigned long mpidr);
83 
84 /* Declarations for tegra_bl31_setup.c */
85 plat_params_from_bl2_t *bl31_get_plat_params(void);
86 int bl31_check_ns_address(uint64_t base, uint64_t size_in_bytes);
87 void plat_early_platform_setup(void);
88 
89 /* Declarations for tegra_delay_timer.c */
90 void tegra_delay_timer_init(void);
91 
92 void tegra_secure_entrypoint(void);
93 void tegra186_cpu_reset_handler(void);
94 
95 #endif /* TEGRA_PRIVATE_H */
96