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| author | Martin K. Petersen <martin.petersen@oracle.com> | 2022-12-30 21:01:16 +0000 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-12-30 21:01:16 +0000 |
| commit | c1635fbfefc32b22e9927203c23d28ddf5df0728 (patch) | |
| tree | 55ca441cffdfe18401632d33739a5300beb2fd8b /include/uapi | |
| parent | 1e49a5387f43e74c5408187d74038ef942a3eb34 (diff) | |
| parent | 6ff265fc5ef660499e0edc4641647e99eed3f519 (diff) | |
Merge patch series "UFS Advanced RPMB"
Bean Huo <beanhuo@iokpp.de> says:
This series of changes is to add support for UFS advanced RPMB in
ufs_bsg. The advanced RPMB application of user space is ufs_utils, the
reference code is at:
https://github.com/beanhuo/ufs-utils-Micron/blob/ufs_arpmb/ufs_arpmb.c.
Changes to ufs_utils will be pushed to:
https://github.com/westerndigitalcorporation/ufs-utils
Link: https://lore.kernel.org/r/20221201140437.549272-1-beanhuo@iokpp.de
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/uapi')
| -rw-r--r-- | include/uapi/scsi/scsi_bsg_ufs.h | 48 |
1 files changed, 46 insertions, 2 deletions
diff --git a/include/uapi/scsi/scsi_bsg_ufs.h b/include/uapi/scsi/scsi_bsg_ufs.h index d55f2176dfd4..276e2772328f 100644 --- a/include/uapi/scsi/scsi_bsg_ufs.h +++ b/include/uapi/scsi/scsi_bsg_ufs.h @@ -14,10 +14,27 @@ */ #define UFS_CDB_SIZE 16 -#define UPIU_TRANSACTION_UIC_CMD 0x1F /* uic commands are 4DW long, per UFSHCI V2.1 paragraph 5.6.1 */ #define UIC_CMD_SIZE (sizeof(__u32) * 4) +enum ufs_bsg_msg_code { + UPIU_TRANSACTION_UIC_CMD = 0x1F, + UPIU_TRANSACTION_ARPMB_CMD, +}; + +/* UFS RPMB Request Message Types */ +enum ufs_rpmb_op_type { + UFS_RPMB_WRITE_KEY = 0x01, + UFS_RPMB_READ_CNT = 0x02, + UFS_RPMB_WRITE = 0x03, + UFS_RPMB_READ = 0x04, + UFS_RPMB_READ_RESP = 0x05, + UFS_RPMB_SEC_CONF_WRITE = 0x06, + UFS_RPMB_SEC_CONF_READ = 0x07, + UFS_RPMB_PURGE_ENABLE = 0x08, + UFS_RPMB_PURGE_STATUS_READ = 0x09, +}; + /** * struct utp_upiu_header - UPIU header structure * @dword_0: UPIU header DW-0 @@ -79,6 +96,23 @@ struct utp_upiu_req { }; }; +struct ufs_arpmb_meta { + __u16 req_resp_type; + __u8 nonce[16]; + __u32 write_counter; + __u16 addr_lun; + __u16 block_count; + __u16 result; +} __attribute__((__packed__)); + +struct ufs_ehs { + __u8 length; + __u8 ehs_type; + __u16 ehssub_type; + struct ufs_arpmb_meta meta; + __u8 mac_key[32]; +} __attribute__((__packed__)); + /* request (CDB) structure of the sg_io_v4 */ struct ufs_bsg_request { __u32 msgcode; @@ -95,11 +129,21 @@ struct ufs_bsg_reply { * msg and status fields. The per-msgcode reply structure * will contain valid data. */ - __u32 result; + int result; /* If there was reply_payload, how much was received? */ __u32 reply_payload_rcv_len; struct utp_upiu_req upiu_rsp; }; + +struct ufs_rpmb_request { + struct ufs_bsg_request bsg_request; + struct ufs_ehs ehs_req; +}; + +struct ufs_rpmb_reply { + struct ufs_bsg_reply bsg_reply; + struct ufs_ehs ehs_rsp; +}; #endif /* UFS_BSG_H */ |