36d7487b2a
When one of the $sp/$a[0..3] register is already set, we might want bl_gen_jump_kernel() to NOT set it again. Pass a boolean argument for each register, to allow to optionally set them. Tested-by: Jiaxun Yang <jiaxun.yang@flygoat.com> Reviewed-by: Jiaxun Yang <jiaxun.yang@flygoat.com> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Message-Id: <20221026191821.28167-2-philmd@linaro.org>
27 lines
908 B
C
27 lines
908 B
C
/*
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* Utility for QEMU MIPS to generate it's simple bootloader
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*
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* Copyright (C) 2020 Jiaxun Yang <jiaxun.yang@flygoat.com>
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef HW_MIPS_BOOTLOADER_H
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#define HW_MIPS_BOOTLOADER_H
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#include "exec/cpu-defs.h"
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void bl_gen_jump_to(uint32_t **p, target_ulong jump_addr);
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void bl_gen_jump_kernel(uint32_t **p,
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bool set_sp, target_ulong sp,
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bool set_a0, target_ulong a0,
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bool set_a1, target_ulong a1,
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bool set_a2, target_ulong a2,
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bool set_a3, target_ulong a3,
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target_ulong kernel_addr);
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void bl_gen_write_ulong(uint32_t **p, target_ulong addr, target_ulong val);
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void bl_gen_write_u32(uint32_t **p, target_ulong addr, uint32_t val);
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void bl_gen_write_u64(uint32_t **p, target_ulong addr, uint64_t val);
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#endif
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