diff options
Diffstat (limited to 'include/bloblist.h')
| -rw-r--r-- | include/bloblist.h | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/include/bloblist.h b/include/bloblist.h index f32faf78560..e67b2a76358 100644 --- a/include/bloblist.h +++ b/include/bloblist.h @@ -73,6 +73,7 @@ #define __BLOBLIST_H #include <mapmem.h> +#include <linux/errno.h> enum { BLOBLIST_VERSION = 1, @@ -110,7 +111,8 @@ enum bloblist_tag_t { BLOBLISTT_ACPI_TABLES = 4, BLOBLISTT_TPM_EVLOG = 5, BLOBLISTT_TPM_CRB_BASE = 6, - BLOBLISTT_ACPI_PP = 7, + BLOBLISTT_FDT_OVERLAY = 7, + BLOBLISTT_ACPI_PP = 8, /* Standard area to allocate blobs used across firmware components */ BLOBLISTT_AREA_FIRMWARE = 0x10, @@ -231,6 +233,16 @@ enum { BLOBLIST_REC_HDR_SIZE = sizeof(struct bloblist_rec), }; +/* + * struct dto_blob_hdr - Blob inline header for BLOBLISTT_FDT_OVERLAY + * + * @subtype: IMP-DEF per the agreement between the DT overlay producer and + * consumer. Default value is 0. + */ +struct dto_blob_hdr { + u64 subtype; +}; + /** * bloblist_check_magic() - return a bloblist if the magic matches * @@ -268,6 +280,26 @@ static inline void *bloblist_get_blob(uint tag, int *sizep) } #endif +#if CONFIG_IS_ENABLED(BLOBLIST) +/** + * bloblist_apply_blobs() - Apply the data of blobs by tag + * + * Scan the bloblist, find the blobs with the matching tag and apply the data + * of blobs + * + * @tag: Tag to search for (enum bloblist_tag_t) + * @func: Function to apply the data of blobs + * Return: 0 if OK, otherwise error. + */ +int bloblist_apply_blobs(uint tag, int (*func)(void **data, int size)); +#else +static inline int bloblist_apply_blobs(uint tag, + int (*func)(void **data, int size)) +{ + return -EPERM; +} +#endif + /** * bloblist_find() - Find a blob * |