Files
system76-coreboot/src/include/imd_private.h
Elyes Haouas 19b534d5fd include/imd_private.h: Use C99 flexible arrays
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>
2023-07-30 09:58:12 +00:00

42 lines
881 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _IMD_PRIVATE_H_
#define _IMD_PRIVATE_H_
#include <cbmem.h>
#include <commonlib/bsd/helpers.h>
/* In-memory data structures. */
struct imd_root_pointer {
uint32_t magic;
/* Relative to upper limit/offset. */
int32_t root_offset;
} __packed;
struct imd_entry {
uint32_t magic;
/* start is located relative to imd_root */
int32_t start_offset;
uint32_t size;
uint32_t id;
} __packed;
struct imd_root {
uint32_t max_entries;
uint32_t num_entries;
uint32_t flags;
uint32_t entry_align;
/* Used for fixing the size of an imd. Relative to the root. */
int32_t max_offset;
struct imd_entry entries[];
} __packed;
#define IMD_ROOT_PTR_MAGIC 0xc0389481
#define IMD_ENTRY_MAGIC (~0xc0389481)
#define SMALL_REGION_ID CBMEM_ID_IMD_SMALL
#define LIMIT_ALIGN 4096
#define IMD_FLAG_LOCKED 1
#endif /* _IMD_PRIVATE_H */