diff options
Diffstat (limited to 'src/include/imd_private.h')
| -rw-r--r-- | src/include/imd_private.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/include/imd_private.h b/src/include/imd_private.h new file mode 100644 index 0000000000..43c3b7d50b --- /dev/null +++ b/src/include/imd_private.h @@ -0,0 +1,38 @@ +#ifndef _IMD_PRIVATE_H_ +#define _IMD_PRIVATE_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[0]; +} __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 */ |