87 lines
2.4 KiB
C
87 lines
2.4 KiB
C
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Rockchip UFS Host Controller driver
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*
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* Copyright (C) 2024 Rockchip Electronics Co.Ltd.
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*/
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#ifndef _UFS_ROCKCHIP_RPMB_H
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#define _UFS_ROCKCHIP_RPMB_H
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#define RPMB_DATA_FRAME_SIZE 512
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#define RPMB_RESP_AUTH_KEY_PROGRAM 0x0100
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#define RPMB_RESP_WRITE_COUNTER_VAL_READ 0x0200
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#define RPMB_RESP_AUTH_DATA_WRITE 0x0300
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#define RPMB_RESP_AUTH_DATA_READ 0x0400
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#define RPMB_DATA_HAM_SIZE 284
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#define RPMB_STUFF_DATA_SIZE 196
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#define RPMB_KEY_MAC_SIZE 32
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#define RPMB_DATA_SIZE 256
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#define RPMB_NONCE_SIZE 16
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#define RPMB_RESULT_OK 0x00
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#define RPMB_RES_NO_AUTH_KEY 0x0007
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enum rpmb_op_type {
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RPMB_WRITE_KEY = 0x01,
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RPMB_READ_CNT = 0x02,
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RPMB_WRITE = 0x03,
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RPMB_READ = 0x04,
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RPMB_READ_RESP = 0x05,
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RPMB_SEC_CONF_WRITE = 0x06,
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RPMB_SEC_CONF_READ = 0x07,
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RPMB_PURGE_ENABLE = 0x08,
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READ_RPMB_PURGE_STATUS = 0x09
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};
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struct ufs_rpmb_unit_desc_tbl {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint8_t bUnitIndex;
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uint8_t bLUEnable;
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uint8_t bBootLunID;
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uint8_t bLUWriteProtect;
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uint8_t bLUQueueDepth;
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uint8_t reserved;
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uint8_t bMemoryType;
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uint8_t reserved1;
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uint8_t bLogicalBlockSize;
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uint64_t qLogicalBlockCount;
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uint32_t dEraseBlockSize;
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uint8_t bProvisioningType;
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uint64_t qPhyMemResourceCount;
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uint8_t reserved2[3];
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} __attribute__ ((packed));
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struct rpmb_data_frame {
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uint8_t stuff_bytes[RPMB_STUFF_DATA_SIZE];
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uint8_t key_mac[RPMB_KEY_MAC_SIZE];
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uint8_t data[RPMB_DATA_SIZE];
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uint8_t nonce[RPMB_NONCE_SIZE];
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uint8_t write_counter[4];
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uint8_t address[2];
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uint8_t block_count[2];
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uint8_t op_result[2];
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uint8_t msg_type[2];
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};
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extern struct lu_info_tbl rpmb_lu_info;
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int ufs_rpmb_blk_read(char *blk_data, uint8_t *key, uint16_t blk_index, uint16_t block_count);
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int ufs_rpmb_blk_write(char *write_data, uint8_t *key, uint16_t blk_index, uint16_t blk_count);
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uint32_t ufs_rpmb_read_writecount(void);
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/* @retrun 0 rpmb key unwritten */
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int is_wr_ufs_rpmb_key(void);
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int prepare_rpmb_lu(void);
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int ufs_rpmb_init(struct ufs_hba *hba);
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int ufs_rpmb_write_key(uint8_t * key, uint8_t len);
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int ufs_read_device_desc(u8 *buf, u32 size);
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int ufs_read_string_desc(int desc_index, u8 *buf, u32 size);
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int ufs_read_geo_desc(u8 *buf, u32 size);
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int ufs_read_rpmb_unit_desc(u8 *buf, u32 size);
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int do_rpmb_op(struct rpmb_data_frame *frame_in, uint32_t in_cnt,
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struct rpmb_data_frame *frame_out, uint32_t out_cnt);
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#endif
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