1 /* 2 * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef EP_INFO_H 8 #define EP_INFO_H 9 10 #include <common/param_header.h> 11 12 #ifndef __ASSEMBLER__ 13 #include <stdint.h> 14 #include <lib/cassert.h> 15 #endif /* __ASSEMBLER__ */ 16 17 #include <export/common/ep_info_exp.h> 18 19 #define SECURE EP_SECURE 20 #define NON_SECURE EP_NON_SECURE 21 #define sec_state_is_valid(s) (((s) == SECURE) || ((s) == NON_SECURE)) 22 23 #define PARAM_EP_SECURITY_MASK EP_SECURITY_MASK 24 25 #define NON_EXECUTABLE EP_NON_EXECUTABLE 26 #define EXECUTABLE EP_EXECUTABLE 27 28 /* Secure or Non-secure image */ 29 #define GET_SECURITY_STATE(x) ((x) & EP_SECURITY_MASK) 30 #define SET_SECURITY_STATE(x, security) \ 31 ((x) = ((x) & ~EP_SECURITY_MASK) | (security)) 32 33 #ifndef __ASSEMBLER__ 34 35 /* 36 * Compile time assertions related to the 'entry_point_info' structure to 37 * ensure that the assembler and the compiler view of the offsets of 38 * the structure members is the same. 39 */ 40 CASSERT(ENTRY_POINT_INFO_PC_OFFSET == 41 __builtin_offsetof(entry_point_info_t, pc), \ 42 assert_BL31_pc_offset_mismatch); 43 44 #ifndef __aarch64__ 45 CASSERT(ENTRY_POINT_INFO_LR_SVC_OFFSET == 46 __builtin_offsetof(entry_point_info_t, lr_svc), 47 assert_entrypoint_lr_offset_error); 48 #endif 49 50 CASSERT(ENTRY_POINT_INFO_ARGS_OFFSET == \ 51 __builtin_offsetof(entry_point_info_t, args), \ 52 assert_BL31_args_offset_mismatch); 53 54 CASSERT(sizeof(uintptr_t) == 55 __builtin_offsetof(entry_point_info_t, spsr) - \ 56 __builtin_offsetof(entry_point_info_t, pc), \ 57 assert_entrypoint_and_spsr_should_be_adjacent); 58 59 #endif /*__ASSEMBLER__*/ 60 61 #endif /* EP_INFO_H */ 62