1 /* 2 * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * Redistributions of source code must retain the above copyright notice, this 8 * list of conditions and the following disclaimer. 9 * 10 * Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * Neither the name of ARM nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without specific 16 * prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 #ifndef __MTK_PLAT_COMMON_H__ 31 #define __MTK_PLAT_COMMON_H__ 32 #include <stdint.h> 33 /******************************************************************************* 34 * Function and variable prototypes 35 ******************************************************************************/ 36 #define DEVINFO_SIZE 4 37 #define LINUX_KERNEL_32 0 38 #define SMC32_PARAM_MASK (0xFFFFFFFF) 39 40 struct atf_arg_t { 41 unsigned int atf_magic; 42 unsigned int tee_support; 43 unsigned int tee_entry; 44 unsigned int tee_boot_arg_addr; 45 unsigned int hwuid[4]; /* HW Unique id for t-base used */ 46 unsigned int HRID[2]; /* HW random id for t-base used */ 47 unsigned int atf_log_port; 48 unsigned int atf_log_baudrate; 49 unsigned int atf_log_buf_start; 50 unsigned int atf_log_buf_size; 51 unsigned int atf_irq_num; 52 unsigned int devinfo[DEVINFO_SIZE]; 53 unsigned int atf_aee_debug_buf_start; 54 unsigned int atf_aee_debug_buf_size; 55 }; 56 57 struct kernel_info { 58 uint64_t pc; 59 uint64_t r0; 60 uint64_t r1; 61 uint64_t r2; 62 uint64_t k32_64; 63 }; 64 65 struct mtk_bl_param_t { 66 uint64_t bootarg_loc; 67 uint64_t bootarg_size; 68 uint64_t bl33_start_addr; 69 uint64_t tee_info_addr; 70 }; 71 72 /* Declarations for mtk_plat_common.c */ 73 uint32_t plat_get_spsr_for_bl32_entry(void); 74 uint32_t plat_get_spsr_for_bl33_entry(void); 75 void clean_top_32b_of_param(uint32_t smc_fid, uint64_t *x1, 76 uint64_t *x2, 77 uint64_t *x3, 78 uint64_t *x4); 79 void bl31_prepare_kernel_entry(uint64_t k32_64); 80 void enable_ns_access_to_cpuectlr(void); 81 void boot_to_kernel(uint64_t x1, uint64_t x2, uint64_t x3, uint64_t x4); 82 uint64_t get_kernel_info_pc(void); 83 uint64_t get_kernel_info_r0(void); 84 uint64_t get_kernel_info_r1(void); 85 uint64_t get_kernel_info_r2(void); 86 87 extern struct atf_arg_t gteearg; 88 #endif 89