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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2003 ARM Limited
* Copyright (c) u-boot contributors
* Copyright (c) 2012 Pavel Machek <pavel@denx.de>
*/
#include <linux/linkage.h>
#include <linux/init.h>
#include <asm/memory.h>
#include <asm/assembler.h>
.arch armv7-a
.arm
ENTRY(secondary_trampoline)
/* CPU1 will always fetch from 0x0 when it is brought out of reset.
* Thus, we can just subtract the PAGE_OFFSET to get the physical
* address of &cpu1start_addr. This would not work for platforms
* where the physical memory does not start at 0x0.
*/
ARM_BE8(setend be)
adr r0, 1f
ldmia r0, {r1, r2}
sub r2, r2, #PAGE_OFFSET
ldr r3, [r2]
ldr r4, [r3]
ARM_BE8(rev r4, r4)
bx r4
.align
1: .long .
.long socfpga_cpu1start_addr
ENTRY(secondary_trampoline_end)
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