scsa2usb.h revision 496d8c830c4caec87b166f390ecc994557a07161
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_USB_SCSA2USB_H
#define _SYS_USB_SCSA2USB_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/usb/usba/usbai_private.h>
/*
* SCSA2USB: This header file contains the internal structures
* and variable definitions used in USB mass storage disk driver.
*/
#define SCSA2USB_INITIAL_ALLOC 4 /* initial soft space alloc */
#define MAX_COMPAT_NAMES 1 /* max compatible names for children */
#define SERIAL_NUM_LEN 64 /* for reading string descriptor */
#define SCSA2USB_SERIAL_LEN 12 /* len of serial no in scsi_inquiry */
#define SCSA2USB_MAX_LUNS 0x10 /* maximum luns supported. */
/*
* limit the max transfer size to under <= 64K. Some devices
* have problems with large transfers
*/
#define SCSA2USB_MAX_BULK_XFER_SIZE (64 * 1024)
/* Blacklist some vendors whose devices could cause problems */
#define MS_HAGIWARA_SYS_COM_VID 0x693 /* VendorId of Hagiwara Sys-Com */
#define MS_HAGIWARA_SYSCOM_PID1 0x1 /* PID for SmartMedia(SM) device */
#define MS_HAGIWARA_SYSCOM_PID2 0x3 /* PID for CompactFlash(CF) device */
#define MS_HAGIWARA_SYSCOM_PID3 0x5 /* PID for SM/CF Combo device */
#define MS_HAGIWARA_SYSCOM_PID4 0x2 /* PID for new SM device */
#define MS_HAGIWARA_SYSCOM_PID5 0x4 /* PID for new CF device */
#define MS_IOMEGA_VID 0x59b /* VendorId of Iomega */
#define MS_IOMEGA_PID1_ZIP100 0x1 /* PID of an Older Iomega Zip100 */
#define MS_IOMEGA_PID2_ZIP100 0x2 /* PID of Newer Iomega Zip100 */
#define MS_IOMEGA_PID3_ZIP100 0x31 /* PID of Newer Iomega Zip100 */
#define MS_IOMEGA_PID_ZIP250 0x30 /* PID of Newer Iomega Zip250 */
#define MS_IOMEGA_PID_CLIK 0x60 /* PID of Iomega Clik! drive */
#define MS_MITSUMI_VID 0x3ee /* VendorId of Mitsumi Inc */
#define MS_MITSUMI_DEVICE_242 0x242 /* bcdDevice of Mitsumi CR-4804TU */
#define MS_MITSUMI_DEVICE_24 0x24 /* bcdDevice of Mitsumi CR-4802TU */
#define MS_YEDATA_VID 0x57b /* VendorId of Y-E Data Corp */
#define MS_SMSC_VID 0x424 /* Vendor Id of SMSC */
#define MS_SMSC_PID0 0xfdc /* floppy from SMSC */
#define MS_NEODIO_VID 0xaec /* Neodio Technologies Corporation */
#define MS_NEODIO_DEVICE_3050 0x3050 /* PID of ND3050/Soyo BayOne */
/* SM/CF/MS/SD */
#define MS_SONY_FLASH_VID 0x54c /* sony flash device */
#define MS_SONY_FLASH_PID 0x8b
#define MS_TREK_FLASH_VID 0xa16 /* Trek flash device */
#define MS_TREK_FLASH_PID 0x9988
#define MS_PENN_FLASH_VID 0xd7d /* Penn flash device */
#define MS_PENN_FLASH_PID 0x1320
#define MS_SIMPLETECH_VID 0x7c4 /* VendorId of Simpltech */
#define MS_SIMPLETECH_PID1 0xa400 /* PID for UCF-100 device */
#define MS_ADDONICS_CARD_READER_VID 0x7cc /* addonics */
#define MS_ADDONICS_CARD_READER_PID 0x320
/*
* List the attributes that need special case in the driver
* SCSA2USB_ATTRS_GET_LUN: Bulk Only Transport Get_Max_Lun class specific
* command is not implemented by these devices
* SCSA2USB_ATTRS_PM: Some devices don't like being power managed.
* SCSA2USB_ATTRS_START_STOP: Some devices don't do anything with
* SCMD_START_STOP opcode (for e.g. SmartMedia/CompactFlash/
* Clik!/MemoryStick/MMC USB readers/writers.
* SCSA2USB_ATTRS_GET_CONF: SCMD_GET_CONFIGURATION is not supported
* SCMD_TEST_UNIT_READY: for floppies this needs to be converted to
* SCMD_START_STOP as floppies don't support this
* SCSA2USB_ATTRS_GET_PERF: SCMD_GET_PERFORMANCE not supported by
* Mitsumi's CD-RW devices.
* SCSA2USB_ATTRS_BIG_TIMEOUT: Mitsumi's CD-RW devices need large
* timeout with SCMD_START_STOP cmd
* SCSA2USB_ATTRS_RMB: Pay attention to the device's RMB setting,
* instead of automatically treating it as removable
*
* NOTE: If a device simply STALLs the GET_MAX_LUN BO class-specific command
* and recovers then it will not be added to the scsa2usb_blacklist[] table
* in scsa2usb.c. The other attributes will not be taken of the table unless
* their inclusion causes a recovery and retries (thus seriously affecting
* the driver performance).
*/
#define SCSA2USB_ATTRS_GET_LUN 0x01 /* GET_MAX_LUN (Bulk Only) */
#define SCSA2USB_ATTRS_PM 0x02 /* Some don't support PM */
#define SCSA2USB_ATTRS_START_STOP 0x04 /* SCMD_START_STOP */
#define SCSA2USB_ATTRS_GET_CONF 0x08 /* SCMD_GET_CONFIGURATION */
#define SCSA2USB_ATTRS_GET_PERF 0x10 /* SCMD_GET_PERFORMANCE */
#define SCSA2USB_ATTRS_BIG_TIMEOUT 0x40 /* for SCMD_START_STOP */
#define SCSA2USB_ATTRS_DOORLOCK 0x80 /* for SCMD_DOORLOCK */
#define SCSA2USB_ATTRS_RMB 0x100 /* Pay attention to RMB */
#define SCSA2USB_ATTRS_MODE_SENSE 0x200 /* SCMD_MODE_SENSE */
#define SCSA2USB_ATTRS_INQUIRY 0x400 /* SCMD_INQUIRY */
#define SCSA2USB_ATTRS_REDUCED_CMD \
(SCSA2USB_ATTRS_DOORLOCK|SCSA2USB_ATTRS_MODE_SENSE| \
SCSA2USB_ATTRS_START_STOP|SCSA2USB_ATTRS_INQUIRY)
#define SCSA2USB_ALL_ATTRS 0xFFFF /* All of the above */
/* max inquiry length */
#define SCSA2USB_MAX_INQ_LEN (offsetof(struct scsi_inquiry, inq_serial))
/*
* PM support
*/
typedef struct scsa2usb_power {
/* device busy accounting */
int scsa2usb_pm_busy;
/* this is the bit mask of the power states that device has */
uint8_t scsa2usb_pwr_states;
uint8_t scsa2usb_wakeup_enabled;
/* current power level the device is in */
uint8_t scsa2usb_current_power;
} scsa2usb_power_t;
/*
* CPR support:
* keep track of the last command issued to the drive. If it
* was TUR or EJECT then allow issuing a CPR suspend.
*/
#define LOEJECT 2 /* eject bit in start/stop cmd */
typedef struct scsa2usb_last_cmd {
/* this is the cdb of the last command issued */
uchar_t cdb[SCSI_CDB_SIZE];
/* this is the status of the last command issued */
uint_t status;
} scsa2usb_last_cmd_t;
/*
* override values
* These values may be set in scsa2usb.conf for particular devices
*/
typedef struct scsa2usb_ov {
int vid; /* vendor id */
int pid; /* product id */
int rev; /* revision */
int subclass; /* subclass override */
int protocol; /* protocol override */
int pmoff; /* power management override */
int not_removable; /* removable device override */
int no_modesense; /* no mode sense */
/* no modesense, doorlock, PM, start/stop */
int reduced_cmd_support;
} scsa2usb_ov_t;
/*
* Per bulk device "state" data structure.
*/
typedef struct scsa2usb_state {
int scsa2usb_instance; /* Instance number */
int scsa2usb_dev_state; /* USB device state */
int scsa2usb_flags; /* Per instance flags */
int scsa2usb_intfc_num; /* Interface number */
dev_info_t *scsa2usb_dip; /* Per device. info */
scsa2usb_power_t *scsa2usb_pm; /* PM state info */
int scsa2usb_transport_busy; /* ugen/sd traffic */
int scsa2usb_ugen_open_count;
kcondvar_t scsa2usb_transport_busy_cv;
kthread_t *scsa2usb_busy_thread;
kmutex_t scsa2usb_mutex; /* Per instance lock */
struct scsi_hba_tran *scsa2usb_tran; /* SCSI transport ptr */
struct scsi_pkt *scsa2usb_cur_pkt; /* SCSI packet ptr */
usba_list_entry_t scsa2usb_waitQ[SCSA2USB_MAX_LUNS];
/* waitQ list */
struct scsa2usb_cmd *scsa2usb_arq_cmd; /* ARQ cmd */
struct buf *scsa2usb_arq_bp; /* ARQ buf */
dev_info_t *scsa2usb_lun_dip[SCSA2USB_MAX_LUNS];
/* store devinfo per LUN */
struct scsi_inquiry scsa2usb_lun_inquiry[SCSA2USB_MAX_LUNS];
/* store inquiry per LUN */
usb_if_descr_t scsa2usb_intfc_descr; /* Interface descr */
usb_ep_descr_t scsa2usb_bulkin_ept; /* Bulk In descriptor */
usb_ep_descr_t scsa2usb_bulkout_ept; /* Bulkout descriptor */
usb_ep_descr_t scsa2usb_intr_ept; /* Intr ept descr */
usb_pipe_handle_t scsa2usb_default_pipe; /* Default pipe Hndle */
usb_pipe_handle_t scsa2usb_intr_pipe; /* Intr polling Hndle */
usb_pipe_handle_t scsa2usb_bulkin_pipe; /* Bulk Inpipe Handle */
usb_pipe_handle_t scsa2usb_bulkout_pipe; /* Bulk Outpipe Hndle */
uint_t scsa2usb_pipe_state; /* resetting state */
uint_t scsa2usb_tag; /* current tag */
uint_t scsa2usb_pkt_state; /* packet state */
uint_t scsa2usb_n_luns; /* number of luns */
usb_log_handle_t scsa2usb_log_handle; /* log handle */
struct scsa2usb_cpr *scsa2usb_panic_info; /* for cpr info */
size_t scsa2usb_lbasize[SCSA2USB_MAX_LUNS];
/* sector size */
size_t scsa2usb_totalsec[SCSA2USB_MAX_LUNS];
/* total sectors */
size_t scsa2usb_secsz[SCSA2USB_MAX_LUNS];
/* sector size */
size_t scsa2usb_max_bulk_xfer_size; /* from HCD */
usb_client_dev_data_t *scsa2usb_dev_data; /* USB registration */
scsa2usb_last_cmd_t scsa2usb_last_cmd; /* last/prev command */
uint_t scsa2usb_attrs; /* for bad devices */
uint_t scsa2usb_cmd_protocol; /* CMD protocol used */
kthread_t *scsa2usb_work_thread_id; /* handle commands */
/* conf file override values */
uint_t scsa2usb_subclass_override;
uint_t scsa2usb_protocol_override;
char *scsa2usb_override_str;
/* suppress repetitive disconnect warnings */
boolean_t scsa2usb_warning_given;
boolean_t scsa2usb_rcvd_not_ready; /* received NOT */
/* READY sense data */
usb_ugen_hdl_t scsa2usb_ugen_hdl; /* ugen support */
} scsa2usb_state_t;
/* for warlock */
_NOTE(MUTEX_PROTECTS_DATA(scsa2usb_state::scsa2usb_mutex, scsa2usb_state))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_instance))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_dip))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_arq_cmd))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_arq_bp))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_bulkin_ept))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_bulkout_ept))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_intr_ept))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_default_pipe))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_intr_pipe))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_bulkin_pipe))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_bulkout_pipe))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_log_handle))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_intfc_num))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_dev_data))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_ugen_hdl))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_state::scsa2usb_pm))
_NOTE(SCHEME_PROTECTS_DATA("stable data", scsa2usb_power_t))
_NOTE(SCHEME_PROTECTS_DATA("stable data", scsi_hba_tran_t))
_NOTE(SCHEME_PROTECTS_DATA("unshared data", usb_bulk_req_t))
/* scsa2usb_pipe_state values */
#define SCSA2USB_PIPE_NORMAL 0x00 /* no reset or clearing */
#define SCSA2USB_PIPE_CLOSING 0x01 /* closing all pipes */
#define SCSA2USB_PIPE_DEV_RESET 0x02 /* device specific reset */
/* pkt xfer state machine */
#define SCSA2USB_PKT_NONE 0 /* device is idle */
#define SCSA2USB_PKT_PROCESS_CSW 1 /* device doing status again */
#define SCSA2USB_PKT_DO_COMP 2 /* device is done xfer */
/* scsa2usb_flags values */
#define SCSA2USB_FLAGS_PIPES_OPENED 0x001 /* usb pipes are open */
#define SCSA2USB_FLAGS_HBA_ATTACH_SETUP 0x002 /* scsi hba setup done */
#define SCSA2USB_FLAGS_LOCKS_INIT 0x004 /* basic inits done */
/* scsa2usb_cmd_protocol values */
#define SCSA2USB_UNKNOWN_PROTOCOL 0x0000 /* unknown wire protocol */
#define SCSA2USB_CB_PROTOCOL 0x0001 /* CBI wire protocol */
#define SCSA2USB_CBI_PROTOCOL 0x0002 /* CBI w/ intr wire protocol */
#define SCSA2USB_BULK_ONLY_PROTOCOL 0x0004 /* Bulk Only wire protocol */
#define SCSA2USB_SCSI_CMDSET 0x1000 /* SCSI command set followed */
#define SCSA2USB_ATAPI_CMDSET 0x2000 /* ATAPI command set followed */
#define SCSA2USB_UFI_CMDSET 0x4000 /* UFI command set followed */
#define SCSA2USB_CMDSET_MASK 0x7000 /* OR al the above */
#define SCSA2USB_IS_UFI_CMDSET(s) \
(((s)->scsa2usb_cmd_protocol & SCSA2USB_UFI_CMDSET))
#define SCSA2USB_IS_SCSI_CMDSET(s) \
(((s)->scsa2usb_cmd_protocol & SCSA2USB_SCSI_CMDSET))
#define SCSA2USB_IS_ATAPI_CMDSET(s) \
(((s)->scsa2usb_cmd_protocol & SCSA2USB_ATAPI_CMDSET))
#define SCSA2USB_IS_CB(s) \
(((s)->scsa2usb_cmd_protocol & SCSA2USB_CB_PROTOCOL))
#define SCSA2USB_IS_CBI(s) \
(((s)->scsa2usb_cmd_protocol & SCSA2USB_CBI_PROTOCOL))
#define SCSA2USB_IS_BULK_ONLY(s) \
(((s)->scsa2usb_cmd_protocol & SCSA2USB_BULK_ONLY_PROTOCOL))
/* check if it is ok to access the device and send command to it */
#define SCSA2USB_DEVICE_ACCESS_OK(s) \
((s)->scsa2usb_dev_state == USB_DEV_ONLINE)
/* check if we are in any reset */
#define SCSA2USB_IN_RESET(s) \
(((s)->scsa2usb_pipe_state & SCSA2USB_PIPE_DEV_RESET) != 0)
/* check if the device is busy */
#define SCSA2USB_BUSY(s) \
(((s)->scsa2usb_cur_pkt) || \
((s)->scsa2usb_pipe_state != SCSA2USB_PIPE_NORMAL) || \
((s)->scsa2usb_pkt_state != SCSA2USB_PKT_NONE))
/* check if we're doing cpr */
#define SCSA2USB_CHK_CPR(s) \
(((s)->scsa2usb_dev_state == USB_DEV_SUSPENDED))
/* check if we're either paniced or in cpr state */
#define SCSA2USB_CHK_PANIC_CPR(s) \
(ddi_in_panic() || SCSA2USB_CHK_CPR(s))
/* reset scsa2usb state after pkt_comp is called */
#define SCSA2USB_RESET_CUR_PKT(s) \
(s)->scsa2usb_cur_pkt = NULL; \
(s)->scsa2usb_pkt_state = SCSA2USB_PKT_NONE;
/* print a panic sync message to the console */
#define SCSA2USB_PRINT_SYNC_MSG(m, s) \
if ((m) == B_TRUE) { \
USB_DPRINTF_L0(DPRINT_MASK_SCSA, (s)->scsa2usb_log_handle, \
"syncing not supported"); \
(m) = B_FALSE; \
}
/* Cancel callbacks registered during attach time */
#define SCSA2USB_CANCEL_CB(id) \
if ((id)) { \
(void) callb_delete((id)); \
(id) = 0; \
}
/* Set SCSA2USB_PKT_DO_COMP state if there is active I/O */
#define SCSA2USB_SET_PKT_DO_COMP_STATE(s) \
if ((s)->scsa2usb_cur_pkt) { \
(s)->scsa2usb_pkt_state = SCSA2USB_PKT_DO_COMP; \
}
#define SCSA2USB_FREE_MSG(data) \
if ((data)) { \
freemsg((data)); \
}
#define SCSA2USB_FREE_BULK_REQ(req) \
if ((req)) { \
usb_free_bulk_req((req)); /* Free request */ \
}
/* SCSA related */
#define ADDR2TRAN(ap) ((ap)->a_hba_tran)
#define TRAN2SCSA2USB(tran) ((scsa2usb_state_t *)(tran)->tran_hba_private)
#define ADDR2SCSA2USB(ap) (TRAN2SCSA2USB(ADDR2TRAN(ap)))
#define PKT_PRIV_LEN 16
/*
* auto request sense
*/
#define RQ_MAKECOM_COMMON(pktp, flag, cmd) \
(pktp)->pkt_flags = (flag), \
((union scsi_cdb *)(pktp)->pkt_cdbp)->scc_cmd = (cmd), \
((union scsi_cdb *)(pktp)->pkt_cdbp)->scc_lun = \
(pktp)->pkt_address.a_lun
#define RQ_MAKECOM_G0(pktp, flag, cmd, addr, cnt) \
RQ_MAKECOM_COMMON((pktp), (flag), (cmd)), \
FORMG0ADDR(((union scsi_cdb *)(pktp)->pkt_cdbp), (addr)), \
FORMG0COUNT(((union scsi_cdb *)(pktp)->pkt_cdbp), (cnt))
/* transport related */
#define SCSA2USB_JUST_ACCEPT 0
#define SCSA2USB_TRANSPORT 1
#define SCSA2USB_REJECT -1
/*
* The scsa2usb_cpr_info data structure is used for cpr related
* callbacks. It is used for panic callbacks as well.
*/
typedef struct scsa2usb_cpr {
callb_cpr_t cpr; /* for cpr related info */
struct scsa2usb_state *statep; /* for scsa2usb state info */
kmutex_t lockp; /* mutex used by cpr_info_t */
} scsa2usb_cpr_t;
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_cpr_t::cpr))
_NOTE(DATA_READABLE_WITHOUT_LOCK(scsa2usb_cpr_t::statep))
/*
* The scsa2usb_cmd data structure is defined here. It gets
* initialized per command that is sent to the device.
*/
typedef struct scsa2usb_cmd {
struct scsi_pkt *cmd_pkt; /* copy of pkt ptr */
struct buf *cmd_bp; /* copy of bp ptr */
size_t cmd_xfercount; /* current xfer count */
size_t cmd_resid_xfercount; /* last xfer resid */
int cmd_scblen; /* status length */
int cmd_tag; /* tag */
int cmd_timeout; /* copy of pkt_time */
uchar_t cmd_cdb[SCSI_CDB_SIZE]; /* CDB */
uchar_t cmd_dir; /* direction */
uchar_t cmd_actual_len; /* cdb len */
uchar_t cmd_cdblen; /* requested cdb len */
struct scsi_arq_status cmd_scb; /* status, w/ arq */
/* used in multiple xfers */
size_t cmd_total_xfercount; /* total xfer val */
size_t cmd_offset; /* offset into buf */
int cmd_lba; /* current xfer lba */
int cmd_done; /* command done? */
int cmd_blksize; /* block size */
usba_list_entry_t cmd_waitQ; /* waitQ element */
} scsa2usb_cmd_t;
/* for warlock */
_NOTE(SCHEME_PROTECTS_DATA("unique per packet or safe sharing",
scsi_cdb scsi_status scsi_pkt buf scsa2usb_cmd scsi_arq_status))
_NOTE(SCHEME_PROTECTS_DATA("stable data", scsi_device scsi_address))
/* scsa2usb_cdb position of fields in CDB */
#define SCSA2USB_OPCODE 0 /* Opcode field */
#define SCSA2USB_LUN 1 /* LUN field */
#define SCSA2USB_LBA_0 2 /* LBA[0] field */
#define SCSA2USB_LBA_1 3 /* LBA[1] field */
#define SCSA2USB_LBA_2 4 /* LBA[2] field */
#define SCSA2USB_LBA_3 5 /* LBA[3] field */
#define SCSA2USB_LEN_0 7 /* LEN[0] field */
#define SCSA2USB_LEN_1 8 /* LEN[1] field */
/* macros to calculate LBA for 6/10/12-byte commands */
#define SCSA2USB_LBA_6BYTE(pkt) \
(((pkt)->pkt_cdbp[1] & 0x1f) << 16) + \
((pkt)->pkt_cdbp[2] << 8) + (pkt)->pkt_cdbp[3]
#define SCSA2USB_LEN_6BYTE(pkt) (pkt)->pkt_cdbp[4]
#define SCSA2USB_LEN_10BYTE(pkt) \
((pkt)->pkt_cdbp[7] << 8) + (pkt)->pkt_cdbp[8]
#define SCSA2USB_LBA_10BYTE(pkt) \
((pkt)->pkt_cdbp[2] << 24) + ((pkt)->pkt_cdbp[3] << 16) + \
((pkt)->pkt_cdbp[4] << 8) + (pkt)->pkt_cdbp[5]
#define SCSA2USB_LEN_12BYTE(pkt) \
((pkt)->pkt_cdbp[6] << 24) + ((pkt)->pkt_cdbp[7] << 16) + \
((pkt)->pkt_cdbp[8] << 8) + (pkt)->pkt_cdbp[9]
#define SCSA2USB_LBA_12BYTE(pkt) \
((pkt)->pkt_cdbp[2] << 24) + ((pkt)->pkt_cdbp[3] << 16) + \
((pkt)->pkt_cdbp[4] << 8) + (pkt)->pkt_cdbp[5]
/* macros to convert a pkt to cmd and vice-versa */
#define PKT2CMD(pkt) ((scsa2usb_cmd_t *)(pkt)->pkt_ha_private)
#define CMD2PKT(sp) ((sp)->cmd_pkt
/* bulk pipe default timeout value - how long the command to be tried? */
#define SCSA2USB_BULK_PIPE_TIMEOUT (2 * USB_PIPE_TIMEOUT)
/* drain timeout in seconds on the work thread */
#define SCSA2USB_DRAIN_TIMEOUT 60
/*
* limit on the number of requests that can be queued per LUN:
* 3 for untagged queueing, 1 for scsiwatch and a margin of 2
*/
#define SCSA2USB_MAX_REQ_PER_LUN 6
/*
* The following data structure is used to save the values returned
* by the READ_CAPACITY command. lba is the max allowed logical block
* address and blen is max allowed block size.
*/
typedef struct scsa2usb_read_cap {
uchar_t scsa2usb_read_cap_lba3; /* Max lba supported */
uchar_t scsa2usb_read_cap_lba2;
uchar_t scsa2usb_read_cap_lba1;
uchar_t scsa2usb_read_cap_lba0;
uchar_t scsa2usb_read_cap_blen3; /* Max block size supported */
uchar_t scsa2usb_read_cap_blen2;
uchar_t scsa2usb_read_cap_blen1;
uchar_t scsa2usb_read_cap_blen0;
} scsa2usb_read_cap_t;
#define SCSA2USB_MK_32BIT(a, b, c, d) \
(((a) << 24) | ((b) << 16) | ((c) << 8) | (d))
/* position of fields for SCMD_READ_CD CDB */
#define SCSA2USB_READ_CD_LEN_0 6 /* LEN[0] of SCMD_READ_CD */
#define SCSA2USB_READ_CD_LEN_1 7 /* LEN[1] of SCMD_READ_CD */
#define SCSA2USB_READ_CD_LEN_2 8 /* LEN[2] of SCMD_READ_CD */
/* macro to calculate LEN for SCMD_READ_CD command */
#define SCSA2USB_LEN_READ_CD(pkt) \
(((pkt)->pkt_cdbp[SCSA2USB_READ_CD_LEN_0] << 16) +\
((pkt)->pkt_cdbp[SCSA2USB_READ_CD_LEN_1] << 8) +\
(pkt)->pkt_cdbp[SCSA2USB_READ_CD_LEN_2])
/* Figure out Block Size before issuing a WRITE to CD-RW device */
#define SCSA2USB_CDRW_BLKSZ(bcount, len) ((bcount) / (len));
#define SCSA2USB_VALID_CDRW_BLKSZ(blksz) \
(((blksz) == CDROM_BLK_2048) || ((blksz) == CDROM_BLK_2352) || \
((blksz) == CDROM_BLK_2336) || ((blksz) == CDROM_BLK_2324) || \
((blksz) == 0))
/* debug and error msg logging */
#define DPRINT_MASK_SCSA 0x0001 /* for SCSA */
#define DPRINT_MASK_ATTA 0x0002 /* for ATTA */
#define DPRINT_MASK_EVENTS 0x0004 /* for event handling */
#define DPRINT_MASK_CALLBACKS 0x0008 /* for callbacks */
#define DPRINT_MASK_TIMEOUT 0x0010 /* for timeouts */
#define DPRINT_MASK_DUMPING 0x0020 /* for dumping */
#define DPRINT_MASK_PM 0x0040 /* for pwr mgmt */
#define DPRINT_MASK_ALL 0xffffffff /* for everything */
#ifdef DEBUG
#define SCSA2USB_PRINT_CDB scsa2usb_print_cdb
#else
#define SCSA2USB_PRINT_CDB 0 &&
#endif
/* ugen support */
#define SCSA2USB_MINOR_UGEN_BITS_MASK 0xff
#define SCSA2USB_MINOR_INSTANCE_MASK ~SCSA2USB_MINOR_UGEN_BITS_MASK
#define SCSA2USB_MINOR_INSTANCE_SHIFT 8
#define SCSA2USB_MINOR_TO_INSTANCE(minor) \
(((minor) & SCSA2USB_MINOR_INSTANCE_MASK) >> \
SCSA2USB_MINOR_INSTANCE_SHIFT)
#ifdef __cplusplus
}
#endif
#endif /* _SYS_USB_SCSA2USB_H */