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- #ifndef __RECOVERY_UFS_BSG_H__
- #define __RECOVERY_UFS_BSG_H__
- /*
- * Copyright (c) 2020 The Linux Foundation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- * * Neither the name of The Linux Foundation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
- * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- #include <linux/bsg.h>
- #include <scsi/scsi_bsg_ufs.h>
- #include <endian.h>
- #include <dirent.h>
- #include <string.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <sys/ioctl.h>
- #include <sys/types.h>
- #include <sys/stat.h>
- #include <unistd.h>
- #include <fcntl.h>
- #include <errno.h>
- #ifdef ANDROID
- #include "cutils/log.h"
- #endif
- #ifdef OE
- #include <syslog.h>
- #define LOGI(...) syslog(LOG_NOTICE, "INFO:" __VA_ARGS__)
- #define LOGV(...) syslog(LOG_NOTICE,"VERB:" __VA_ARGS__)
- #define LOGD(...) syslog(LOG_DEBUG,"DBG:" __VA_ARGS__)
- #define LOGE(...) syslog(LOG_ERR,"ERR:" __VA_ARGS__)
- #define LOGW(...) syslog(LOG_WARNING,"WRN:" __VA_ARGS__)
- #define strlcat(d,s,l) snprintf(d+strlen(d),l,"%s",s)
- #endif
- #define FNAME_SZ 64
- #define SG_IO 0x2285
- #define DWORD(b3, b2, b1, b0) htobe32((b3 << 24) | (b2 << 16) |\
- (b1 << 8) | b0)
- /* UFS BSG device nodes */
- char ufs_bsg_dev[FNAME_SZ] = "/dev/ufs-bsg";
- int fd_ufs_bsg;
- int32_t set_ufs_lun(uint8_t lun_id);
- #ifdef _BSG_FRAMEWORK_KERNEL_HEADERS
- /* UPIU Transaction Codes */
- enum {
- UTP_UPIU_NOP_OUT = 0x00,
- UTP_UPIU_COMMAND = 0x01,
- UTP_UPIU_DATA_OUT = 0x02,
- UTP_UPIU_TASK_REQ = 0x04,
- UTP_UPIU_QUERY_REQ = 0x16,
- };
- /* UPIU Query Function field */
- enum {
- QUERY_REQ_FUNC_STD_READ = 0x01,
- QUERY_REQ_FUNC_STD_WRITE = 0x81,
- };
- enum query_req_opcode {
- QUERY_REQ_OP_READ_DESC = 0x1,
- QUERY_REQ_OP_WRITE_DESC = 0x2,
- QUERY_REQ_OP_READ_ATTR = 0x3,
- QUERY_REQ_OP_WRITE_ATTR = 0x4,
- QUERY_REQ_OP_READ_FLAG = 0x5,
- QUERY_REQ_OP_SET_FLAG = 0x6,
- QUERY_REQ_OP_CLEAR_FLAG = 0x7,
- QUERY_REQ_OP_TOGGLE_FLAG = 0x8,
- };
- enum query_desc_idn {
- QUERY_DESC_IDN_DEVICE = 0x0,
- QUERY_DESC_IDN_UNIT = 0x2,
- QUERY_DESC_IDN_GEOMETRY = 0x7,
- };
- enum query_desc_size {
- QUERY_DESC_SIZE_DEVICE = 0x40,
- QUERY_DESC_SIZE_GEOMETRY = 0x48,
- QUERY_DESC_SIZE_UNIT = 0x23,
- };
- enum bsg_ioctl_dir {
- BSG_IOCTL_DIR_TO_DEV,
- BSG_IOCTL_DIR_FROM_DEV,
- };
- enum query_attr_idn {
- QUERY_ATTR_IDN_BOOT_LU_EN = 0x00,
- QUERY_ATTR_IDN_RESERVED = 0x01,
- QUERY_ATTR_IDN_POWER_MODE = 0x02,
- QUERY_ATTR_IDN_ACTIVE_ICC_LVL = 0x03,
- };
- #endif /* _BSG_FRAMEWORK_KERNEL_HEADERS */
- #endif /* __RECOVERY_UFS_BSG_H__ */
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