2018-10-30 11:08:08 +00:00
|
|
|
/*
|
2021-12-19 21:37:50 +00:00
|
|
|
* Copyright (c) 2017-2022, ARM Limited and Contributors. All rights reserved.
|
2018-10-30 11:08:08 +00:00
|
|
|
*
|
|
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
|
|
*/
|
|
|
|
|
2021-12-19 21:37:50 +00:00
|
|
|
#ifndef SPM_COMMON_H
|
|
|
|
#define SPM_COMMON_H
|
2018-10-30 11:08:08 +00:00
|
|
|
|
|
|
|
#include <context.h>
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
* Constants that allow assembler code to preserve callee-saved registers of the
|
|
|
|
* C runtime context while performing a security state switch.
|
|
|
|
******************************************************************************/
|
|
|
|
#define SP_C_RT_CTX_X19 0x0
|
|
|
|
#define SP_C_RT_CTX_X20 0x8
|
|
|
|
#define SP_C_RT_CTX_X21 0x10
|
|
|
|
#define SP_C_RT_CTX_X22 0x18
|
|
|
|
#define SP_C_RT_CTX_X23 0x20
|
|
|
|
#define SP_C_RT_CTX_X24 0x28
|
|
|
|
#define SP_C_RT_CTX_X25 0x30
|
|
|
|
#define SP_C_RT_CTX_X26 0x38
|
|
|
|
#define SP_C_RT_CTX_X27 0x40
|
|
|
|
#define SP_C_RT_CTX_X28 0x48
|
|
|
|
#define SP_C_RT_CTX_X29 0x50
|
|
|
|
#define SP_C_RT_CTX_X30 0x58
|
|
|
|
|
|
|
|
#define SP_C_RT_CTX_SIZE 0x60
|
|
|
|
#define SP_C_RT_CTX_ENTRIES (SP_C_RT_CTX_SIZE >> DWORD_SHIFT)
|
|
|
|
|
2019-07-09 21:49:11 +01:00
|
|
|
#ifndef __ASSEMBLER__
|
2018-10-30 11:08:08 +00:00
|
|
|
|
|
|
|
#include <stdint.h>
|
2018-12-14 00:18:21 +00:00
|
|
|
|
2018-10-30 11:08:08 +00:00
|
|
|
/* Assembly helpers */
|
|
|
|
uint64_t spm_secure_partition_enter(uint64_t *c_rt_ctx);
|
|
|
|
void __dead2 spm_secure_partition_exit(uint64_t c_rt_ctx, uint64_t ret);
|
|
|
|
|
2019-07-09 21:49:11 +01:00
|
|
|
#endif /* __ASSEMBLER__ */
|
2018-10-30 11:08:08 +00:00
|
|
|
|
2021-12-19 21:37:50 +00:00
|
|
|
#endif /* SPM_COMMON_H */
|