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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* purgatory: Runs between two kernels
*
* Copyright (C) 2022 Huawei Technologies Co, Ltd.
*
* Author: Li Zhengyu (lizhengyu3@huawei.com)
*
*/
.macro size, sym:req
.size \sym, . - \sym
.endm
.text
.globl purgatory_start
purgatory_start:
lla sp, .Lstack
mv s0, a0 /* The hartid of the current hart */
mv s1, a1 /* Phys address of the FDT image */
jal purgatory
/* Start new image. */
mv a0, s0
mv a1, s1
ld a2, riscv_kernel_entry
jr a2
size purgatory_start
.align 4
.rept 256
.quad 0
.endr
.Lstack:
.data
.globl riscv_kernel_entry
riscv_kernel_entry:
.quad 0
size riscv_kernel_entry
.end
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