1 /*
2  * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 #ifndef __MTK_PLAT_COMMON_H__
7 #define __MTK_PLAT_COMMON_H__
8 #include <stdint.h>
9 /*******************************************************************************
10  * Function and variable prototypes
11  ******************************************************************************/
12 #define DEVINFO_SIZE 4
13 #define LINUX_KERNEL_32 0
14 #define SMC32_PARAM_MASK		(0xFFFFFFFF)
15 
16 struct atf_arg_t {
17 	unsigned int atf_magic;
18 	unsigned int tee_support;
19 	unsigned int tee_entry;
20 	unsigned int tee_boot_arg_addr;
21 	unsigned int hwuid[4];     /* HW Unique id for t-base used */
22 	unsigned int HRID[2];      /* HW random id for t-base used */
23 	unsigned int atf_log_port;
24 	unsigned int atf_log_baudrate;
25 	unsigned int atf_log_buf_start;
26 	unsigned int atf_log_buf_size;
27 	unsigned int atf_irq_num;
28 	unsigned int devinfo[DEVINFO_SIZE];
29 	unsigned int atf_aee_debug_buf_start;
30 	unsigned int atf_aee_debug_buf_size;
31 };
32 
33 struct kernel_info {
34 	uint64_t pc;
35 	uint64_t r0;
36 	uint64_t r1;
37 	uint64_t r2;
38 	uint64_t k32_64;
39 };
40 
41 struct mtk_bl_param_t {
42 	uint64_t bootarg_loc;
43 	uint64_t bootarg_size;
44 	uint64_t bl33_start_addr;
45 	uint64_t tee_info_addr;
46 };
47 
48 /* Declarations for mtk_plat_common.c */
49 uint32_t plat_get_spsr_for_bl32_entry(void);
50 uint32_t plat_get_spsr_for_bl33_entry(void);
51 void clean_top_32b_of_param(uint32_t smc_fid, uint64_t *x1,
52 				uint64_t *x2,
53 				uint64_t *x3,
54 				uint64_t *x4);
55 void bl31_prepare_kernel_entry(uint64_t k32_64);
56 void enable_ns_access_to_cpuectlr(void);
57 void boot_to_kernel(uint64_t x1, uint64_t x2, uint64_t x3, uint64_t x4);
58 uint64_t get_kernel_info_pc(void);
59 uint64_t get_kernel_info_r0(void);
60 uint64_t get_kernel_info_r1(void);
61 uint64_t get_kernel_info_r2(void);
62 
63 extern struct atf_arg_t gteearg;
64 #endif
65