51 lines
1.1 KiB
C
51 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2020 Fuzhou Rockchip Electronics Co., Ltd
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*/
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#include <common.h>
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#include <linux/list.h>
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#include <asm/arch/spl_resource_img.h>
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int spl_resource_image_check_header(const struct resource_img_hdr *hdr)
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{
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int ret;
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ret = memcmp(RESOURCE_MAGIC, hdr->magic, RESOURCE_MAGIC_SIZE);
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if (ret) {
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debug("bad resource image magic: %s\n",
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hdr->magic ? hdr->magic : "none");
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ret = -EINVAL;
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}
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debug("resource image header:\n");
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debug("magic:%s\n", hdr->magic);
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debug("version:%d\n", hdr->version);
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debug("c_version:%d\n", hdr->c_version);
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debug("blks:%d\n", hdr->blks);
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debug("c_offset:%d\n", hdr->c_offset);
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debug("e_blks:%d\n", hdr->e_blks);
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debug("e_num:%d\n", hdr->e_nums);
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return ret;
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}
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struct resource_entry *spl_resource_image_get_dtb_entry(const struct
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resource_img_hdr *hdr)
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{
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int i;
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struct resource_entry *entry = NULL;
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if (!hdr)
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return NULL;
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for (i = 0; i < hdr->e_nums; i++) {
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entry = (struct resource_entry *)((char *)hdr
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+ (hdr->blks + hdr->e_blks * i) * 512);
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if (!memcmp(entry->name, DEFAULT_DTB_FILE, strlen(DEFAULT_DTB_FILE)))
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break;
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}
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return entry;
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}
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