83 lines
2.4 KiB
C
83 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef __CBFS_H
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#define __CBFS_H
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#include "common.h"
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#include <commonlib/bsd/cbfs_serialized.h>
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/* To make CBFS more friendly to ROM, fill -1 (0xFF) instead of zero. */
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#define CBFS_CONTENT_DEFAULT_VALUE (-1)
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#define CBFS_HEADPTR_ADDR_X86 0xFFFFFFFC
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/* cbfstool is allowed to use this constant freely since it's not part of the
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CBFS image, so make an alias for the name that's a little less aggressive. */
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#define METADATA_HASH_ANCHOR_MAGIC \
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DO_NOT_USE_METADATA_HASH_ANCHOR_MAGIC_DO_NOT_USE
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struct typedesc_t {
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uint32_t type;
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const char *name;
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};
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static const struct typedesc_t types_cbfs_compression[] = {
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{CBFS_COMPRESS_NONE, "none"},
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{CBFS_COMPRESS_LZMA, "LZMA"},
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{CBFS_COMPRESS_LZ4, "LZ4"},
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{0, NULL},
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};
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static struct typedesc_t filetypes[] unused = {
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{CBFS_TYPE_BOOTBLOCK, "bootblock"},
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{CBFS_TYPE_CBFSHEADER, "cbfs header"},
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{CBFS_TYPE_STAGE, "stage"},
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{CBFS_TYPE_SELF, "simple elf"},
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{CBFS_TYPE_FIT_PAYLOAD, "fit_payload"},
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{CBFS_TYPE_OPTIONROM, "optionrom"},
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{CBFS_TYPE_BOOTSPLASH, "bootsplash"},
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{CBFS_TYPE_RAW, "raw"},
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{CBFS_TYPE_VSA, "vsa"},
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{CBFS_TYPE_MBI, "mbi"},
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{CBFS_TYPE_MICROCODE, "microcode"},
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{CBFS_TYPE_INTEL_FIT, "intel_fit"},
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{CBFS_TYPE_FSP, "fsp"},
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{CBFS_TYPE_MRC, "mrc"},
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{CBFS_TYPE_CMOS_DEFAULT, "cmos_default"},
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{CBFS_TYPE_CMOS_LAYOUT, "cmos_layout"},
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{CBFS_TYPE_SPD, "spd"},
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{CBFS_TYPE_MRC_CACHE, "mrc_cache"},
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{CBFS_TYPE_MMA, "mma"},
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{CBFS_TYPE_EFI, "efi"},
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{CBFS_TYPE_STRUCT, "struct"},
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{CBFS_TYPE_DELETED, "deleted"},
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{CBFS_TYPE_NULL, "null"},
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{CBFS_TYPE_AMDFW, "amdfw"},
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{0, NULL}
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};
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#define CBFS_SUBHEADER(_p) ((void *) ((((uint8_t *) (_p)) + be32toh((_p)->offset))))
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static inline size_t cbfs_file_attr_hash_size(enum vb2_hash_algorithm algo)
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{
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return offsetof(struct cbfs_file_attr_hash, hash.raw) +
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vb2_digest_size(algo);
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}
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/* cbfs_image.c */
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uint32_t get_cbfs_entry_type(const char *name, uint32_t default_value);
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uint32_t get_cbfs_compression(const char *name, uint32_t unknown);
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/* cbfs-mkpayload.c */
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void xdr_segs(struct buffer *output,
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struct cbfs_payload_segment *segs, int nseg);
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void xdr_get_seg(struct cbfs_payload_segment *out,
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struct cbfs_payload_segment *in);
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/* platform_fixups.c */
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typedef int (*platform_fixup_func)(struct buffer *buffer, size_t offset);
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platform_fixup_func platform_fixups_probe(struct buffer *buffer, size_t offset,
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const char *region_name);
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#endif
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