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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/sdei/sdei_dispatch.S
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/*
* Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <asm_macros.S>
.globl begin_sdei_synchronous_dispatch
/*
* void begin_sdei_synchronous_dispatch(jmp_buf *buffer);
*
* Begin SDEI dispatch synchronously by setting up a jump point, and exiting
* EL3. This jump point is jumped to by the dispatcher after the event is
* completed by the client.
*/
func begin_sdei_synchronous_dispatch
stp x30, xzr, [sp, #-16]!
bl setjmp
cbz x0, 1f
ldp x30, xzr, [sp], #16
ret
1:
b el3_exit
endfunc begin_sdei_synchronous_dispatch