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GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

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lai
2026-09-06 03:52:57 +08:00
commit b1928b41c0
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source/trusted-firmware/trusted-firmware-a-2.8/services/std_svc/spm/common/include/spm_common.h
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/*
* Copyright (c) 2017-2022, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef SPM_COMMON_H
#define SPM_COMMON_H
#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)
#ifndef __ASSEMBLER__
#include <stdint.h>
/* 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);
#endif /* __ASSEMBLER__ */
#endif /* SPM_COMMON_H */