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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 ([email protected])
- *
- */
- .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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