diff options
Diffstat (limited to 'lib/avb/fsl/fsl_avbkey.c')
| -rw-r--r-- | lib/avb/fsl/fsl_avbkey.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/avb/fsl/fsl_avbkey.c b/lib/avb/fsl/fsl_avbkey.c index 9f2f11a82c..1772715dc6 100644 --- a/lib/avb/fsl/fsl_avbkey.c +++ b/lib/avb/fsl/fsl_avbkey.c @@ -6,7 +6,9 @@ #include <common.h> #include <stdlib.h> +#ifdef CONFIG_FSL_CAAM_KB #include <fsl_caam.h> +#endif #include <fuse.h> #include <mmc.h> @@ -25,6 +27,43 @@ #define RPMBKEY_FUSE_LEN ((RPMBKEY_LENGTH) + (CAAM_PAD)) #define RPMBKEY_FUSE_LENW (RPMBKEY_FUSE_LEN / 4) + +#ifndef CONFIG_FSL_CAAM_KB +/* ARM64 won't avbkey and rollback index in this stage directly. */ +int avbkey_init(uint8_t *plainkey, uint32_t keylen) { + return 0; +} + +int rbkidx_erase(void) { + return 0; +} + +/* + * In no security enhanced ARM64, we cannot protect public key. + * So that we choose to trust the key from vbmeta image + */ +AvbIOResult fsl_validate_vbmeta_public_key_rpmb(AvbOps* ops, + const uint8_t* public_key_data, + size_t public_key_length, + const uint8_t* public_key_metadata, + size_t public_key_metadata_length, + bool* out_is_trusted) { + *out_is_trusted = true; + return AVB_IO_RESULT_OK; +} + +/* In no security enhanced ARM64, rollback index has no protection so no use it */ +AvbIOResult fsl_write_rollback_index_rpmb(AvbOps* ops, size_t rollback_index_slot, + uint64_t rollback_index) { + return AVB_IO_RESULT_OK; + +} +AvbIOResult fsl_read_rollback_index_rpmb(AvbOps* ops, size_t rollback_index_slot, + uint64_t* out_rollback_index) { + *out_rollback_index = 0; + return AVB_IO_RESULT_OK; +} +#else static int mmc_dev_no = -1; static struct mmc *get_mmc(void) { @@ -715,3 +754,4 @@ fail: free(plain_idx); return ret; } +#endif /* CONFIG_FSL_CAAM_KB */ |