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

2026-09-06 03:52:57 +08:00
commit b1928b41c0
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+/*
+ * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch.h>
+#include <asm_macros.S>
+
+	.globl	uniphier_warmboot_entrypoint
+	.globl	uniphier_fake_pwr_down
+
+func uniphier_warmboot_entrypoint
+	mrs	x0, mpidr_el1
+	mov_imm	x1, MPIDR_AFFINITY_MASK
+	and	x0, x0, x1
+	b	1f
+0:	wfe
+1:	ldr	x1, uniphier_holding_pen_release
+	cmp	x1, x0
+	b.ne	0b
+	ldr	x0, uniphier_sec_entrypoint
+	br	x0
+endfunc uniphier_warmboot_entrypoint
+
+func uniphier_fake_pwr_down
+	bl	disable_mmu_icache_el3
+	b	uniphier_warmboot_entrypoint
+endfunc uniphier_fake_pwr_down