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https://github.com/AsahiLinux/u-boot
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For chainboot configurations or test environments, this patch allows booting barebox images by using command bootz. Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
41 lines
887 B
C
41 lines
887 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2016
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* Ladislav Michl <ladis@linux-mips.org>
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*
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* bootz code:
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* Copyright (C) 2012 Marek Vasut <marek.vasut@gmail.com>
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*/
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#include <common.h>
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#define LINUX_ARM_ZIMAGE_MAGIC 0x016f2818
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#define BAREBOX_IMAGE_MAGIC 0x00786f62
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struct arm_z_header {
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uint32_t code[9];
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uint32_t zi_magic;
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uint32_t zi_start;
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uint32_t zi_end;
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} __attribute__ ((__packed__));
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int bootz_setup(ulong image, ulong *start, ulong *end)
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{
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struct arm_z_header *zi = (struct arm_z_header *)image;
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if (zi->zi_magic != LINUX_ARM_ZIMAGE_MAGIC &&
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zi->zi_magic != BAREBOX_IMAGE_MAGIC) {
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#ifndef CONFIG_SPL_FRAMEWORK
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puts("zimage: Bad magic!\n");
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#endif
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return 1;
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}
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*start = zi->zi_start;
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*end = zi->zi_end;
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#ifndef CONFIG_SPL_FRAMEWORK
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printf("Kernel image @ %#08lx [ %#08lx - %#08lx ]\n",
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image, *start, *end);
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#endif
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return 0;
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}
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