Use C99 flexible arrays instead of older style of one-element or zero-length arrays. It allows the compiler to generate errors when the flexible array does not occur at the end in the structure. Change-Id: I53ffa4b35d35d4f8b0170377041b258d4bd2eeeb Signed-off-by: Elyes Haouas <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/c/coreboot/+/76777 Reviewed-by: Arthur Heymans <arthur@aheymans.xyz> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
42 lines
881 B
C
42 lines
881 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef _IMD_PRIVATE_H_
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#define _IMD_PRIVATE_H_
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#include <cbmem.h>
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#include <commonlib/bsd/helpers.h>
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/* In-memory data structures. */
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struct imd_root_pointer {
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uint32_t magic;
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/* Relative to upper limit/offset. */
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int32_t root_offset;
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} __packed;
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struct imd_entry {
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uint32_t magic;
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/* start is located relative to imd_root */
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int32_t start_offset;
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uint32_t size;
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uint32_t id;
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} __packed;
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struct imd_root {
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uint32_t max_entries;
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uint32_t num_entries;
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uint32_t flags;
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uint32_t entry_align;
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/* Used for fixing the size of an imd. Relative to the root. */
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int32_t max_offset;
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struct imd_entry entries[];
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} __packed;
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#define IMD_ROOT_PTR_MAGIC 0xc0389481
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#define IMD_ENTRY_MAGIC (~0xc0389481)
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#define SMALL_REGION_ID CBMEM_ID_IMD_SMALL
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#define LIMIT_ALIGN 4096
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#define IMD_FLAG_LOCKED 1
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#endif /* _IMD_PRIVATE_H */
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