#include __FBSDID("$FreeBSD$"); /*- * Copyright (c) 1999 MAEKAWA Masahide , * Nick Hibma * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR 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. * * $FreeBSD$ * $NetBSD: umass.c,v 1.28 2000/04/02 23:46:53 augustss Exp $ */ /* Also already merged from NetBSD: * $NetBSD: umass.c,v 1.67 2001/11/25 19:05:22 augustss Exp $ * $NetBSD: umass.c,v 1.90 2002/11/04 19:17:33 pooka Exp $ * $NetBSD: umass.c,v 1.108 2003/11/07 17:03:25 wiz Exp $ * $NetBSD: umass.c,v 1.109 2003/12/04 13:57:31 keihan Exp $ */ /* * Universal Serial Bus Mass Storage Class specs: * http://www.usb.org/developers/devclass_docs/usb_msc_overview_1.2.pdf * http://www.usb.org/developers/devclass_docs/usbmassbulk_10.pdf * http://www.usb.org/developers/devclass_docs/usb_msc_cbi_1.1.pdf * http://www.usb.org/developers/devclass_docs/usbmass-ufi10.pdf */ /* * Ported to NetBSD by Lennart Augustsson . * Parts of the code written by Jason R. Thorpe . */ /* * The driver handles 3 Wire Protocols * - Command/Bulk/Interrupt (CBI) * - Command/Bulk/Interrupt with Command Completion Interrupt (CBI with CCI) * - Mass Storage Bulk-Only (BBB) * (BBB refers Bulk/Bulk/Bulk for Command/Data/Status phases) * * Over these wire protocols it handles the following command protocols * - SCSI * - UFI (floppy command set) * - 8070i (ATAPI) * * UFI and 8070i (ATAPI) are transformed versions of the SCSI command set. The * sc->sc_transform method is used to convert the commands into the appropriate * format (if at all necessary). For example, UFI requires all commands to be * 12 bytes in length amongst other things. * * The source code below is marked and can be split into a number of pieces * (in this order): * * - probe/attach/detach * - generic transfer routines * - BBB * - CBI * - CBI_I (in addition to functions from CBI) * - CAM (Common Access Method) * - SCSI * - UFI * - 8070i (ATAPI) * * The protocols are implemented using a state machine, for the transfers as * well as for the resets. The state machine is contained in umass_t_*_callback. * The state machine is started through either umass_command_start() or * umass_reset(). * * The reason for doing this is a) CAM performs a lot better this way and b) it * avoids using tsleep from interrupt context (for example after a failed * transfer). */ /* * The SCSI related part of this driver has been derived from the * dev/ppbus/vpo.c driver, by Nicolas Souchu (nsouch@FreeBSD.org). * * The CAM layer uses so called actions which are messages sent to the host * adapter for completion. The actions come in through umass_cam_action. The * appropriate block of routines is called depending on the transport protocol * in use. When the transfer has finished, these routines call * umass_cam_cb again to complete the CAM command. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "usbdevs.h" #include #include #include #include #include #include #include #define UMASS_EXT_BUFFER #ifdef UMASS_EXT_BUFFER /* this enables loading of virtual buffers into DMA */ #define UMASS_USB_FLAGS .ext_buffer=1, #else #define UMASS_USB_FLAGS #endif #if USB_DEBUG #define DIF(m, x) \ do { \ if (umass_debug & (m)) { x ; } \ } while (0) #define DPRINTF(sc, m, fmt, ...) \ do { \ if (umass_debug & (m)) { \ printf("%s:%s: " fmt, \ (sc) ? (const char *)(sc)->sc_name : \ (const char *)"umassX", \ __FUNCTION__ ,## __VA_ARGS__); \ } \ } while (0) #define UDMASS_GEN 0x00010000 /* general */ #define UDMASS_SCSI 0x00020000 /* scsi */ #define UDMASS_UFI 0x00040000 /* ufi command set */ #define UDMASS_ATAPI 0x00080000 /* 8070i command set */ #define UDMASS_CMD (UDMASS_SCSI|UDMASS_UFI|UDMASS_ATAPI) #define UDMASS_USB 0x00100000 /* USB general */ #define UDMASS_BBB 0x00200000 /* Bulk-Only transfers */ #define UDMASS_CBI 0x00400000 /* CBI transfers */ #define UDMASS_WIRE (UDMASS_BBB|UDMASS_CBI) #define UDMASS_ALL 0xffff0000 /* all of the above */ static int umass_debug = 0; SYSCTL_NODE(_hw_usb, OID_AUTO, umass, CTLFLAG_RW, 0, "USB umass"); SYSCTL_INT(_hw_usb_umass, OID_AUTO, debug, CTLFLAG_RW, &umass_debug, 0, "umass debug level"); #else #define DIF(...) do { } while (0) #define DPRINTF(...) do { } while (0) #endif #define UMASS_GONE ((struct umass_softc *)1) #define UMASS_BULK_SIZE (1 << 17) #define UMASS_CBI_DIAGNOSTIC_CMDLEN 12 /* bytes */ #define UMASS_MAX_CMDLEN MAX(12, CAM_MAX_CDBLEN) /* bytes */ /* USB transfer definitions */ #define UMASS_T_BBB_RESET1 0 /* Bulk-Only */ #define UMASS_T_BBB_RESET2 1 #define UMASS_T_BBB_RESET3 2 #define UMASS_T_BBB_COMMAND 3 #define UMASS_T_BBB_DATA_READ 4 #define UMASS_T_BBB_DATA_RD_CS 5 #define UMASS_T_BBB_DATA_WRITE 6 #define UMASS_T_BBB_DATA_WR_CS 7 #define UMASS_T_BBB_STATUS 8 #define UMASS_T_BBB_MAX 9 #define UMASS_T_CBI_RESET1 0 /* CBI */ #define UMASS_T_CBI_RESET2 1 #define UMASS_T_CBI_RESET3 2 #define UMASS_T_CBI_COMMAND 3 #define UMASS_T_CBI_DATA_READ 4 #define UMASS_T_CBI_DATA_RD_CS 5 #define UMASS_T_CBI_DATA_WRITE 6 #define UMASS_T_CBI_DATA_WR_CS 7 #define UMASS_T_CBI_STATUS 8 #define UMASS_T_CBI_RESET4 9 #define UMASS_T_CBI_MAX 10 #define UMASS_T_MAX MAX(UMASS_T_CBI_MAX, UMASS_T_BBB_MAX) /* Generic definitions */ /* Direction for transfer */ #define DIR_NONE 0 #define DIR_IN 1 #define DIR_OUT 2 /* device name */ #define DEVNAME "umass" #define DEVNAME_SIM "umass-sim" /* Approximate maximum transfer speeds (assumes 33% overhead). */ #define UMASS_FULL_TRANSFER_SPEED 1000 #define UMASS_HIGH_TRANSFER_SPEED 40000 #define UMASS_FLOPPY_TRANSFER_SPEED 20 #define UMASS_TIMEOUT 5000 /* ms */ /* CAM specific definitions */ #define UMASS_SCSIID_MAX 1 /* maximum number of drives expected */ #define UMASS_SCSIID_HOST UMASS_SCSIID_MAX /* Bulk-Only features */ #define UR_BBB_RESET 0xff /* Bulk-Only reset */ #define UR_BBB_GET_MAX_LUN 0xfe /* Get maximum lun */ /* Command Block Wrapper */ typedef struct { uDWord dCBWSignature; #define CBWSIGNATURE 0x43425355 uDWord dCBWTag; uDWord dCBWDataTransferLength; uByte bCBWFlags; #define CBWFLAGS_OUT 0x00 #define CBWFLAGS_IN 0x80 uByte bCBWLUN; uByte bCDBLength; #define CBWCDBLENGTH 16 uByte CBWCDB[CBWCDBLENGTH]; } __packed umass_bbb_cbw_t; #define UMASS_BBB_CBW_SIZE 31 /* Command Status Wrapper */ typedef struct { uDWord dCSWSignature; #define CSWSIGNATURE 0x53425355 #define CSWSIGNATURE_IMAGINATION_DBX1 0x43425355 #define CSWSIGNATURE_OLYMPUS_C1 0x55425355 uDWord dCSWTag; uDWord dCSWDataResidue; uByte bCSWStatus; #define CSWSTATUS_GOOD 0x0 #define CSWSTATUS_FAILED 0x1 #define CSWSTATUS_PHASE 0x2 } __packed umass_bbb_csw_t; #define UMASS_BBB_CSW_SIZE 13 /* CBI features */ #define UR_CBI_ADSC 0x00 typedef union { struct { uint8_t type; #define IDB_TYPE_CCI 0x00 uint8_t value; #define IDB_VALUE_PASS 0x00 #define IDB_VALUE_FAIL 0x01 #define IDB_VALUE_PHASE 0x02 #define IDB_VALUE_PERSISTENT 0x03 #define IDB_VALUE_STATUS_MASK 0x03 } __packed common; struct { uint8_t asc; uint8_t ascq; } __packed ufi; } __packed umass_cbi_sbl_t; struct umass_softc; /* see below */ typedef void (umass_callback_t)(struct umass_softc *sc, union ccb *ccb, uint32_t residue, uint8_t status); #define STATUS_CMD_OK 0 /* everything ok */ #define STATUS_CMD_UNKNOWN 1 /* will have to fetch sense */ #define STATUS_CMD_FAILED 2 /* transfer was ok, command failed */ #define STATUS_WIRE_FAILED 3 /* couldn't even get command across */ typedef uint8_t (umass_transform_t)(struct umass_softc *sc, uint8_t *cmd_ptr, uint8_t cmd_len); struct umass_devdescr { uint32_t vid; #define VID_WILDCARD 0xffffffff #define VID_EOT 0xfffffffe uint32_t pid; #define PID_WILDCARD 0xffffffff #define PID_EOT 0xfffffffe uint32_t rid; #define RID_WILDCARD 0xffffffff #define RID_EOT 0xfffffffe /* wire and command protocol */ uint16_t proto; #define UMASS_PROTO_DEFAULT 0x0000 /* use protocol indicated by USB descriptors */ #define UMASS_PROTO_BBB 0x0001 /* USB wire protocol */ #define UMASS_PROTO_CBI 0x0002 #define UMASS_PROTO_CBI_I 0x0004 #define UMASS_PROTO_WIRE 0x00ff /* USB wire protocol mask */ #define UMASS_PROTO_SCSI 0x0100 /* command protocol */ #define UMASS_PROTO_ATAPI 0x0200 #define UMASS_PROTO_UFI 0x0400 #define UMASS_PROTO_RBC 0x0800 #define UMASS_PROTO_COMMAND 0xff00 /* command protocol mask */ /* Device specific quirks */ uint16_t quirks; #define NO_QUIRKS 0x0000 /* * The drive does not support Test Unit Ready. Convert to Start Unit */ #define NO_TEST_UNIT_READY 0x0001 /* * The drive does not reset the Unit Attention state after REQUEST * SENSE has been sent. The INQUIRY command does not reset the UA * either, and so CAM runs in circles trying to retrieve the initial * INQUIRY data. */ #define RS_NO_CLEAR_UA 0x0002 /* The drive does not support START STOP. */ #define NO_START_STOP 0x0004 /* Don't ask for full inquiry data (255b). */ #define FORCE_SHORT_INQUIRY 0x0008 /* Needs to be initialised the Shuttle way */ #define SHUTTLE_INIT 0x0010 /* Drive needs to be switched to alternate iface 1 */ #define ALT_IFACE_1 0x0020 /* Drive does not do 1Mb/s, but just floppy speeds (20kb/s) */ #define FLOPPY_SPEED 0x0040 /* The device can't count and gets the residue of transfers wrong */ #define IGNORE_RESIDUE 0x0080 /* No GetMaxLun call */ #define NO_GETMAXLUN 0x0100 /* The device uses a weird CSWSIGNATURE. */ #define WRONG_CSWSIG 0x0200 /* Device cannot handle INQUIRY so fake a generic response */ #define NO_INQUIRY 0x0400 /* Device cannot handle INQUIRY EVPD, return CHECK CONDITION */ #define NO_INQUIRY_EVPD 0x0800 /* Pad all RBC requests to 12 bytes. */ #define RBC_PAD_TO_12 0x1000 /* * Device reports number of sectors from READ_CAPACITY, not max * sector number. */ #define READ_CAPACITY_OFFBY1 0x2000 /* * Device cannot handle a SCSI synchronize cache command. Normally * this quirk would be handled in the cam layer, but for IDE bridges * we need to associate the quirk with the bridge and not the * underlying disk device. This is handled by faking a success * result. */ #define NO_SYNCHRONIZE_CACHE 0x4000 }; static const struct umass_devdescr umass_devdescr[] = { {USB_VENDOR_ASAHIOPTICAL, PID_WILDCARD, RID_WILDCARD, UMASS_PROTO_DEFAULT, RS_NO_CLEAR_UA }, {USB_VENDOR_ADDON, USB_PRODUCT_ADDON_ATTACHE, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, IGNORE_RESIDUE }, {USB_VENDOR_ADDON, USB_PRODUCT_ADDON_A256MB, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, IGNORE_RESIDUE }, {USB_VENDOR_ADDON, USB_PRODUCT_ADDON_DISKPRO512, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, IGNORE_RESIDUE }, {USB_VENDOR_ADDONICS2, USB_PRODUCT_ADDONICS2_CABLE_205, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_AIPTEK, USB_PRODUCT_AIPTEK_POCKETCAM3M, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_AIPTEK2, USB_PRODUCT_AIPTEK2_SUNPLUS_TECH, RID_WILDCARD, UMASS_PROTO_DEFAULT, NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_ALCOR, USB_PRODUCT_ALCOR_SDCR_6335, RID_WILDCARD, UMASS_PROTO_DEFAULT, NO_TEST_UNIT_READY | NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_ALCOR, USB_PRODUCT_ALCOR_AU6390, RID_WILDCARD, UMASS_PROTO_DEFAULT, NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_ALCOR, USB_PRODUCT_ALCOR_UMCR_9361, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_GETMAXLUN }, {USB_VENDOR_ALCOR, USB_PRODUCT_ALCOR_TRANSCEND, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_GETMAXLUN }, {USB_VENDOR_ASAHIOPTICAL, USB_PRODUCT_ASAHIOPTICAL_OPTIO230, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_ASAHIOPTICAL, USB_PRODUCT_ASAHIOPTICAL_OPTIO330, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_USB2SCSI, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_CASIO, USB_PRODUCT_CASIO_QV_DIGICAM, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_CBI, NO_INQUIRY }, {USB_VENDOR_CCYU, USB_PRODUCT_CCYU_ED1064, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_CENTURY, USB_PRODUCT_CENTURY_EX35QUAT, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, FORCE_SHORT_INQUIRY | NO_START_STOP | IGNORE_RESIDUE }, {USB_VENDOR_CYPRESS, USB_PRODUCT_CYPRESS_XX6830XX, RID_WILDCARD, UMASS_PROTO_DEFAULT, NO_GETMAXLUN | NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_DESKNOTE, USB_PRODUCT_DESKNOTE_UCR_61S2B, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_DMI, USB_PRODUCT_DMI_CFSM_RW, RID_WILDCARD, UMASS_PROTO_SCSI, NO_GETMAXLUN }, {USB_VENDOR_EPSON, USB_PRODUCT_EPSON_STYLUS_875DC, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_CBI, NO_INQUIRY }, {USB_VENDOR_EPSON, USB_PRODUCT_EPSON_STYLUS_895, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_GETMAXLUN }, {USB_VENDOR_FEIYA, USB_PRODUCT_FEIYA_5IN1, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_FREECOM, USB_PRODUCT_FREECOM_DVD, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_FUJIPHOTO, USB_PRODUCT_FUJIPHOTO_MASS0100, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI_I, RS_NO_CLEAR_UA }, {USB_VENDOR_GENESYS, USB_PRODUCT_GENESYS_GL641USB2IDE, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, FORCE_SHORT_INQUIRY | NO_START_STOP | IGNORE_RESIDUE | NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_GENESYS, USB_PRODUCT_GENESYS_GL641USB2IDE_2, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_BBB, FORCE_SHORT_INQUIRY | NO_START_STOP | IGNORE_RESIDUE }, {USB_VENDOR_GENESYS, USB_PRODUCT_GENESYS_GL641USB, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, FORCE_SHORT_INQUIRY | NO_START_STOP | IGNORE_RESIDUE }, {USB_VENDOR_GENESYS, USB_PRODUCT_GENESYS_GL641USB_2, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, WRONG_CSWSIG }, {USB_VENDOR_HAGIWARA, USB_PRODUCT_HAGIWARA_FG, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_HAGIWARA, USB_PRODUCT_HAGIWARA_FGSM, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_HITACHI, USB_PRODUCT_HITACHI_DVDCAM_DZ_MV100A, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_CBI, NO_GETMAXLUN }, {USB_VENDOR_HITACHI, USB_PRODUCT_HITACHI_DVDCAM_USB, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI_I, NO_INQUIRY }, {USB_VENDOR_HP, USB_PRODUCT_HP_CDW4E, RID_WILDCARD, UMASS_PROTO_ATAPI, NO_QUIRKS }, {USB_VENDOR_HP, USB_PRODUCT_HP_CDW8200, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI_I, NO_TEST_UNIT_READY | NO_START_STOP }, {USB_VENDOR_IMAGINATION, USB_PRODUCT_IMAGINATION_DBX1, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, WRONG_CSWSIG }, {USB_VENDOR_INSYSTEM, USB_PRODUCT_INSYSTEM_USBCABLE, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI, NO_TEST_UNIT_READY | NO_START_STOP | ALT_IFACE_1 }, {USB_VENDOR_INSYSTEM, USB_PRODUCT_INSYSTEM_ATAPI, RID_WILDCARD, UMASS_PROTO_RBC | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_INSYSTEM, USB_PRODUCT_INSYSTEM_STORAGE_V2, RID_WILDCARD, UMASS_PROTO_RBC | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_IODATA, USB_PRODUCT_IODATA_IU_CD2, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_IODATA, USB_PRODUCT_IODATA_DVR_UEH8, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_IOMEGA, USB_PRODUCT_IOMEGA_ZIP100, RID_WILDCARD, /* * XXX This is not correct as there are Zip drives that use * ATAPI. */ UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_TEST_UNIT_READY }, {USB_VENDOR_KYOCERA, USB_PRODUCT_KYOCERA_FINECAM_L3, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_KYOCERA, USB_PRODUCT_KYOCERA_FINECAM_S3X, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI, NO_INQUIRY }, {USB_VENDOR_KYOCERA, USB_PRODUCT_KYOCERA_FINECAM_S4, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI, NO_INQUIRY }, {USB_VENDOR_KYOCERA, USB_PRODUCT_KYOCERA_FINECAM_S5, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_LACIE, USB_PRODUCT_LACIE_HD, RID_WILDCARD, UMASS_PROTO_RBC | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_LEXAR, USB_PRODUCT_LEXAR_CF_READER, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_LEXAR, USB_PRODUCT_LEXAR_JUMPSHOT, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_LOGITEC, USB_PRODUCT_LOGITEC_LDR_H443SU2, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_LOGITEC, USB_PRODUCT_LOGITEC_LDR_H443U2, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_MELCO, USB_PRODUCT_MELCO_DUBPXXG, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, FORCE_SHORT_INQUIRY | NO_START_STOP | IGNORE_RESIDUE }, {USB_VENDOR_MICROTECH, USB_PRODUCT_MICROTECH_DPCM, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_CBI, NO_TEST_UNIT_READY | NO_START_STOP }, {USB_VENDOR_MICROTECH, USB_PRODUCT_MICROTECH_SCSIDB25, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_MICROTECH, USB_PRODUCT_MICROTECH_SCSIHD50, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_MINOLTA, USB_PRODUCT_MINOLTA_E223, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_MINOLTA, USB_PRODUCT_MINOLTA_F300, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_MITSUMI, USB_PRODUCT_MITSUMI_CDRRW, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_MITSUMI, USB_PRODUCT_MITSUMI_FDD, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_GETMAXLUN }, {USB_VENDOR_MOTOROLA2, USB_PRODUCT_MOTOROLA2_E398, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, FORCE_SHORT_INQUIRY | NO_INQUIRY_EVPD | NO_GETMAXLUN }, {USB_VENDOR_MPMAN, PID_WILDCARD, RID_WILDCARD, UMASS_PROTO_DEFAULT, NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_MSYSTEMS, USB_PRODUCT_MSYSTEMS_DISKONKEY, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, IGNORE_RESIDUE | NO_GETMAXLUN | RS_NO_CLEAR_UA }, {USB_VENDOR_MSYSTEMS, USB_PRODUCT_MSYSTEMS_DISKONKEY2, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_MYSON, USB_PRODUCT_MYSON_HEDEN, RID_WILDCARD, UMASS_PROTO_DEFAULT, IGNORE_RESIDUE | NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_MYSON, USB_PRODUCT_MYSON_HEDEN_8813, RID_WILDCARD, UMASS_PROTO_DEFAULT, NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_MYSON, USB_PRODUCT_MYSON_STARREADER, RID_WILDCARD, UMASS_PROTO_DEFAULT, NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_NEODIO, USB_PRODUCT_NEODIO_ND3260, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, FORCE_SHORT_INQUIRY }, {USB_VENDOR_NETAC, USB_PRODUCT_NETAC_CF_CARD, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_NETAC, USB_PRODUCT_NETAC_ONLYDISK, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, IGNORE_RESIDUE }, {USB_VENDOR_NETCHIP, USB_PRODUCT_NETCHIP_CLIK_40, RID_WILDCARD, UMASS_PROTO_ATAPI, NO_INQUIRY }, {USB_VENDOR_NIKON, USB_PRODUCT_NIKON_D300, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_OLYMPUS, USB_PRODUCT_OLYMPUS_C1, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, WRONG_CSWSIG }, {USB_VENDOR_OLYMPUS, USB_PRODUCT_OLYMPUS_C700, RID_WILDCARD, UMASS_PROTO_DEFAULT, NO_GETMAXLUN }, {USB_VENDOR_ONSPEC, USB_PRODUCT_ONSPEC_SDS_HOTFIND_D, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_GETMAXLUN | NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_ONSPEC, USB_PRODUCT_ONSPEC_CFMS_RW, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_ONSPEC, USB_PRODUCT_ONSPEC_CFSM_COMBO, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_ONSPEC, USB_PRODUCT_ONSPEC_CFSM_READER, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_ONSPEC, USB_PRODUCT_ONSPEC_CFSM_READER2, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_ONSPEC, USB_PRODUCT_ONSPEC_MDCFE_B_CF_READER, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_ONSPEC, USB_PRODUCT_ONSPEC_MDSM_B_READER, RID_WILDCARD, UMASS_PROTO_SCSI, NO_INQUIRY }, {USB_VENDOR_ONSPEC, USB_PRODUCT_ONSPEC_READER, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_ONSPEC, USB_PRODUCT_ONSPEC_UCF100, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_BBB, NO_INQUIRY | NO_GETMAXLUN }, {USB_VENDOR_ONSPEC2, USB_PRODUCT_ONSPEC2_IMAGEMATE_SDDR55, RID_WILDCARD, UMASS_PROTO_SCSI, NO_GETMAXLUN }, {USB_VENDOR_PANASONIC, USB_PRODUCT_PANASONIC_KXL840AN, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_BBB, NO_GETMAXLUN }, {USB_VENDOR_PANASONIC, USB_PRODUCT_PANASONIC_KXLCB20AN, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_PANASONIC, USB_PRODUCT_PANASONIC_KXLCB35AN, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_PANASONIC, USB_PRODUCT_PANASONIC_LS120CAM, RID_WILDCARD, UMASS_PROTO_UFI, NO_QUIRKS }, { USB_VENDOR_PHILIPS, USB_PRODUCT_PHILIPS_SPE3030CC, RID_WILDCARD, UMASS_PROTO_DEFAULT, NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_PLEXTOR, USB_PRODUCT_PLEXTOR_40_12_40U, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_TEST_UNIT_READY }, {USB_VENDOR_PNY, USB_PRODUCT_PNY_ATTACHE2, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, IGNORE_RESIDUE | NO_START_STOP }, {USB_VENDOR_SAMSUNG_TECHWIN, USB_PRODUCT_SAMSUNG_TECHWIN_DIGIMAX_410, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_SANDISK, USB_PRODUCT_SANDISK_SDDR05A, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_CBI, READ_CAPACITY_OFFBY1 | NO_GETMAXLUN }, {USB_VENDOR_SANDISK, USB_PRODUCT_SANDISK_SDDR09, RID_WILDCARD, UMASS_PROTO_SCSI, READ_CAPACITY_OFFBY1 | NO_GETMAXLUN }, {USB_VENDOR_SANDISK, USB_PRODUCT_SANDISK_SDDR12, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_CBI, READ_CAPACITY_OFFBY1 | NO_GETMAXLUN }, {USB_VENDOR_SANDISK, USB_PRODUCT_SANDISK_SDCZ2_256, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, IGNORE_RESIDUE }, {USB_VENDOR_SANDISK, USB_PRODUCT_SANDISK_SDCZ4_128, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, IGNORE_RESIDUE }, {USB_VENDOR_SANDISK, USB_PRODUCT_SANDISK_SDCZ4_256, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, IGNORE_RESIDUE }, {USB_VENDOR_SANDISK, USB_PRODUCT_SANDISK_SDDR31, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, READ_CAPACITY_OFFBY1 }, {USB_VENDOR_SCANLOGIC, USB_PRODUCT_SCANLOGIC_SL11R, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_SHUTTLE, USB_PRODUCT_SHUTTLE_EUSB, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI_I, NO_TEST_UNIT_READY | NO_START_STOP | SHUTTLE_INIT }, {USB_VENDOR_SHUTTLE, USB_PRODUCT_SHUTTLE_CDRW, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_SHUTTLE, USB_PRODUCT_SHUTTLE_CF, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_SHUTTLE, USB_PRODUCT_SHUTTLE_EUSBATAPI, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_SHUTTLE, USB_PRODUCT_SHUTTLE_EUSBCFSM, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_SHUTTLE, USB_PRODUCT_SHUTTLE_EUSCSI, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_SHUTTLE, USB_PRODUCT_SHUTTLE_HIFD, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_CBI, NO_GETMAXLUN }, {USB_VENDOR_SHUTTLE, USB_PRODUCT_SHUTTLE_SDDR09, RID_WILDCARD, UMASS_PROTO_SCSI, NO_GETMAXLUN }, {USB_VENDOR_SHUTTLE, USB_PRODUCT_SHUTTLE_ZIOMMC, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_CBI, NO_GETMAXLUN }, {USB_VENDOR_SIGMATEL, USB_PRODUCT_SIGMATEL_I_BEAD100, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, SHUTTLE_INIT }, {USB_VENDOR_SIIG, USB_PRODUCT_SIIG_WINTERREADER, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, IGNORE_RESIDUE }, {USB_VENDOR_SKANHEX, USB_PRODUCT_SKANHEX_MD_7425, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_SKANHEX, USB_PRODUCT_SKANHEX_SX_520Z, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_HANDYCAM, 0x0500, UMASS_PROTO_RBC | UMASS_PROTO_CBI, RBC_PAD_TO_12 }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_40_MS, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_DSC, 0x0500, UMASS_PROTO_RBC | UMASS_PROTO_CBI, RBC_PAD_TO_12 }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_DSC, 0x0600, UMASS_PROTO_RBC | UMASS_PROTO_CBI, RBC_PAD_TO_12 }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_DSC, RID_WILDCARD, UMASS_PROTO_RBC | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_HANDYCAM, RID_WILDCARD, UMASS_PROTO_RBC | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_MSC, RID_WILDCARD, UMASS_PROTO_RBC | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_MS_MSC_U03, RID_WILDCARD, UMASS_PROTO_UFI | UMASS_PROTO_CBI, NO_GETMAXLUN }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_MS_NW_MS7, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_GETMAXLUN }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_MS_PEG_N760C, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_MSACUS1, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_GETMAXLUN }, {USB_VENDOR_SONY, USB_PRODUCT_SONY_PORTABLE_HDD_V2, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_SUPERTOP, USB_PRODUCT_SUPERTOP_IDE, RID_WILDCARD, UMASS_PROTO_DEFAULT, IGNORE_RESIDUE | NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_TAUGA, USB_PRODUCT_TAUGA_CAMERAMATE, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_TEAC, USB_PRODUCT_TEAC_FD05PUB, RID_WILDCARD, UMASS_PROTO_UFI | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_TECLAST, USB_PRODUCT_TECLAST_TLC300, RID_WILDCARD, UMASS_PROTO_DEFAULT, NO_TEST_UNIT_READY | NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_TREK, USB_PRODUCT_TREK_MEMKEY, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_TREK, USB_PRODUCT_TREK_THUMBDRIVE_8MB, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_BBB, IGNORE_RESIDUE }, {USB_VENDOR_TRUMPION, USB_PRODUCT_TRUMPION_C3310, RID_WILDCARD, UMASS_PROTO_UFI | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_TRUMPION, USB_PRODUCT_TRUMPION_MP3, RID_WILDCARD, UMASS_PROTO_RBC, NO_QUIRKS }, {USB_VENDOR_TRUMPION, USB_PRODUCT_TRUMPION_T33520, RID_WILDCARD, UMASS_PROTO_SCSI, NO_QUIRKS }, {USB_VENDOR_TWINMOS, USB_PRODUCT_TWINMOS_MDIV, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_QUIRKS }, {USB_VENDOR_VIA, USB_PRODUCT_VIA_USB2IDEBRIDGE, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_VIVITAR, USB_PRODUCT_VIVITAR_35XX, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_WESTERN, USB_PRODUCT_WESTERN_COMBO, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, FORCE_SHORT_INQUIRY | NO_START_STOP | IGNORE_RESIDUE }, {USB_VENDOR_WESTERN, USB_PRODUCT_WESTERN_EXTHDD, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, FORCE_SHORT_INQUIRY | NO_START_STOP | IGNORE_RESIDUE }, {USB_VENDOR_WESTERN, USB_PRODUCT_WESTERN_MYBOOK, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY_EVPD }, {USB_VENDOR_WESTERN, USB_PRODUCT_WESTERN_MYPASSWORD, RID_WILDCARD, UMASS_PROTO_DEFAULT, FORCE_SHORT_INQUIRY }, {USB_VENDOR_WINMAXGROUP, USB_PRODUCT_WINMAXGROUP_FLASH64MC, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY }, {USB_VENDOR_YANO, USB_PRODUCT_YANO_FW800HD, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, FORCE_SHORT_INQUIRY | NO_START_STOP | IGNORE_RESIDUE }, {USB_VENDOR_YANO, USB_PRODUCT_YANO_U640MO, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI_I, FORCE_SHORT_INQUIRY }, {USB_VENDOR_YEDATA, USB_PRODUCT_YEDATA_FLASHBUSTERU, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_CBI, NO_GETMAXLUN }, {USB_VENDOR_ZORAN, USB_PRODUCT_ZORAN_EX20DSC, RID_WILDCARD, UMASS_PROTO_ATAPI | UMASS_PROTO_CBI, NO_QUIRKS }, {USB_VENDOR_MEIZU, USB_PRODUCT_MEIZU_M6_SL, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_INQUIRY | NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_ACTIONS, USB_PRODUCT_ACTIONS_MP4, RID_WILDCARD, UMASS_PROTO_SCSI | UMASS_PROTO_BBB, NO_SYNCHRONIZE_CACHE }, {USB_VENDOR_ASUS, USB_PRODUCT_ASUS_GMSC, RID_WILDCARD, UMASS_PROTO_DEFAULT, NO_SYNCHRONIZE_CACHE }, {VID_EOT, PID_EOT, RID_EOT, 0, 0} }; struct umass_softc { struct scsi_sense cam_scsi_sense; struct scsi_test_unit_ready cam_scsi_test_unit_ready; struct mtx sc_mtx; struct { uint8_t *data_ptr; union ccb *ccb; umass_callback_t *callback; uint32_t data_len; /* bytes */ uint32_t data_rem; /* bytes */ uint32_t data_timeout; /* ms */ uint32_t actlen; /* bytes */ uint8_t cmd_data[UMASS_MAX_CMDLEN]; uint8_t cmd_len; /* bytes */ uint8_t dir; uint8_t lun; } sc_transfer; /* Bulk specific variables for transfers in progress */ umass_bbb_cbw_t cbw; /* command block wrapper */ umass_bbb_csw_t csw; /* command status wrapper */ /* CBI specific variables for transfers in progress */ umass_cbi_sbl_t sbl; /* status block */ device_t sc_dev; struct usb_device *sc_udev; struct cam_sim *sc_sim; /* SCSI Interface Module */ struct usb_xfer *sc_xfer[UMASS_T_MAX]; /* * The command transform function is used to convert the SCSI * commands into their derivatives, like UFI, ATAPI, and friends. */ umass_transform_t *sc_transform; uint32_t sc_unit; uint16_t sc_proto; /* wire and cmd protocol */ uint16_t sc_quirks; /* they got it almost right */ uint8_t sc_name[16]; uint8_t sc_iface_no; /* interface number */ uint8_t sc_maxlun; /* maximum LUN number, inclusive */ uint8_t sc_last_xfer_index; uint8_t sc_status_try; }; struct umass_probe_proto { uint16_t quirks; uint16_t proto; int32_t error; }; /* prototypes */ static device_probe_t umass_probe; static device_attach_t umass_attach; static device_detach_t umass_detach; static usb_callback_t umass_tr_error; static usb_callback_t umass_t_bbb_reset1_callback; static usb_callback_t umass_t_bbb_reset2_callback; static usb_callback_t umass_t_bbb_reset3_callback; static usb_callback_t umass_t_bbb_command_callback; static usb_callback_t umass_t_bbb_data_read_callback; static usb_callback_t umass_t_bbb_data_rd_cs_callback; static usb_callback_t umass_t_bbb_data_write_callback; static usb_callback_t umass_t_bbb_data_wr_cs_callback; static usb_callback_t umass_t_bbb_status_callback; static usb_callback_t umass_t_cbi_reset1_callback; static usb_callback_t umass_t_cbi_reset2_callback; static usb_callback_t umass_t_cbi_reset3_callback; static usb_callback_t umass_t_cbi_reset4_callback; static usb_callback_t umass_t_cbi_command_callback; static usb_callback_t umass_t_cbi_data_read_callback; static usb_callback_t umass_t_cbi_data_rd_cs_callback; static usb_callback_t umass_t_cbi_data_write_callback; static usb_callback_t umass_t_cbi_data_wr_cs_callback; static usb_callback_t umass_t_cbi_status_callback; static void umass_cancel_ccb(struct umass_softc *); static void umass_init_shuttle(struct umass_softc *); static void umass_reset(struct umass_softc *); static void umass_t_bbb_data_clear_stall_callback(struct usb_xfer *, uint8_t, uint8_t, usb_error_t); static void umass_command_start(struct umass_softc *, uint8_t, void *, uint32_t, uint32_t, umass_callback_t *, union ccb *); static uint8_t umass_bbb_get_max_lun(struct umass_softc *); static void umass_cbi_start_status(struct umass_softc *); static void umass_t_cbi_data_clear_stall_callback(struct usb_xfer *, uint8_t, uint8_t, usb_error_t); static int umass_cam_attach_sim(struct umass_softc *); static void umass_cam_rescan_callback(struct cam_periph *, union ccb *); static void umass_cam_rescan(struct umass_softc *); static void umass_cam_attach(struct umass_softc *); static void umass_cam_detach_sim(struct umass_softc *); static void umass_cam_action(struct cam_sim *, union ccb *); static void umass_cam_poll(struct cam_sim *); static void umass_cam_cb(struct umass_softc *, union ccb *, uint32_t, uint8_t); static void umass_cam_sense_cb(struct umass_softc *, union ccb *, uint32_t, uint8_t); static void umass_cam_quirk_cb(struct umass_softc *, union ccb *, uint32_t, uint8_t); static uint8_t umass_scsi_transform(struct umass_softc *, uint8_t *, uint8_t); static uint8_t umass_rbc_transform(struct umass_softc *, uint8_t *, uint8_t); static uint8_t umass_ufi_transform(struct umass_softc *, uint8_t *, uint8_t); static uint8_t umass_atapi_transform(struct umass_softc *, uint8_t *, uint8_t); static uint8_t umass_no_transform(struct umass_softc *, uint8_t *, uint8_t); static uint8_t umass_std_transform(struct umass_softc *, union ccb *, uint8_t *, uint8_t); #if USB_DEBUG static void umass_bbb_dump_cbw(struct umass_softc *, umass_bbb_cbw_t *); static void umass_bbb_dump_csw(struct umass_softc *, umass_bbb_csw_t *); static void umass_cbi_dump_cmd(struct umass_softc *, void *, uint8_t); static void umass_dump_buffer(struct umass_softc *, uint8_t *, uint32_t, uint32_t); #endif static struct usb_config umass_bbb_config[UMASS_T_BBB_MAX] = { [UMASS_T_BBB_RESET1] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = sizeof(struct usb_device_request), .callback = &umass_t_bbb_reset1_callback, .timeout = 5000, /* 5 seconds */ .interval = 500, /* 500 milliseconds */ }, [UMASS_T_BBB_RESET2] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = sizeof(struct usb_device_request), .callback = &umass_t_bbb_reset2_callback, .timeout = 5000, /* 5 seconds */ .interval = 50, /* 50 milliseconds */ }, [UMASS_T_BBB_RESET3] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = sizeof(struct usb_device_request), .callback = &umass_t_bbb_reset3_callback, .timeout = 5000, /* 5 seconds */ .interval = 50, /* 50 milliseconds */ }, [UMASS_T_BBB_COMMAND] = { .type = UE_BULK, .endpoint = UE_ADDR_ANY, .direction = UE_DIR_OUT, .bufsize = sizeof(umass_bbb_cbw_t), .callback = &umass_t_bbb_command_callback, .timeout = 5000, /* 5 seconds */ }, [UMASS_T_BBB_DATA_READ] = { .type = UE_BULK, .endpoint = UE_ADDR_ANY, .direction = UE_DIR_IN, .bufsize = UMASS_BULK_SIZE, .flags = {.proxy_buffer = 1,.short_xfer_ok = 1, UMASS_USB_FLAGS}, .callback = &umass_t_bbb_data_read_callback, .timeout = 0, /* overwritten later */ }, [UMASS_T_BBB_DATA_RD_CS] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = sizeof(struct usb_device_request), .callback = &umass_t_bbb_data_rd_cs_callback, .timeout = 5000, /* 5 seconds */ }, [UMASS_T_BBB_DATA_WRITE] = { .type = UE_BULK, .endpoint = UE_ADDR_ANY, .direction = UE_DIR_OUT, .bufsize = UMASS_BULK_SIZE, .flags = {.proxy_buffer = 1,.short_xfer_ok = 1, UMASS_USB_FLAGS}, .callback = &umass_t_bbb_data_write_callback, .timeout = 0, /* overwritten later */ }, [UMASS_T_BBB_DATA_WR_CS] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = sizeof(struct usb_device_request), .callback = &umass_t_bbb_data_wr_cs_callback, .timeout = 5000, /* 5 seconds */ }, [UMASS_T_BBB_STATUS] = { .type = UE_BULK, .endpoint = UE_ADDR_ANY, .direction = UE_DIR_IN, .bufsize = sizeof(umass_bbb_csw_t), .flags = {.short_xfer_ok = 1,}, .callback = &umass_t_bbb_status_callback, .timeout = 5000, /* ms */ }, }; static struct usb_config umass_cbi_config[UMASS_T_CBI_MAX] = { [UMASS_T_CBI_RESET1] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = (sizeof(struct usb_device_request) + UMASS_CBI_DIAGNOSTIC_CMDLEN), .callback = &umass_t_cbi_reset1_callback, .timeout = 5000, /* 5 seconds */ .interval = 500, /* 500 milliseconds */ }, [UMASS_T_CBI_RESET2] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = sizeof(struct usb_device_request), .callback = &umass_t_cbi_reset2_callback, .timeout = 5000, /* 5 seconds */ .interval = 50, /* 50 milliseconds */ }, [UMASS_T_CBI_RESET3] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = sizeof(struct usb_device_request), .callback = &umass_t_cbi_reset3_callback, .timeout = 5000, /* 5 seconds */ .interval = 50, /* 50 milliseconds */ }, [UMASS_T_CBI_COMMAND] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = (sizeof(struct usb_device_request) + UMASS_MAX_CMDLEN), .callback = &umass_t_cbi_command_callback, .timeout = 5000, /* 5 seconds */ }, [UMASS_T_CBI_DATA_READ] = { .type = UE_BULK, .endpoint = UE_ADDR_ANY, .direction = UE_DIR_IN, .bufsize = UMASS_BULK_SIZE, .flags = {.proxy_buffer = 1,.short_xfer_ok = 1, UMASS_USB_FLAGS}, .callback = &umass_t_cbi_data_read_callback, .timeout = 0, /* overwritten later */ }, [UMASS_T_CBI_DATA_RD_CS] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = sizeof(struct usb_device_request), .callback = &umass_t_cbi_data_rd_cs_callback, .timeout = 5000, /* 5 seconds */ }, [UMASS_T_CBI_DATA_WRITE] = { .type = UE_BULK, .endpoint = UE_ADDR_ANY, .direction = UE_DIR_OUT, .bufsize = UMASS_BULK_SIZE, .flags = {.proxy_buffer = 1,.short_xfer_ok = 1, UMASS_USB_FLAGS}, .callback = &umass_t_cbi_data_write_callback, .timeout = 0, /* overwritten later */ }, [UMASS_T_CBI_DATA_WR_CS] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = sizeof(struct usb_device_request), .callback = &umass_t_cbi_data_wr_cs_callback, .timeout = 5000, /* 5 seconds */ }, [UMASS_T_CBI_STATUS] = { .type = UE_INTERRUPT, .endpoint = UE_ADDR_ANY, .direction = UE_DIR_IN, .flags = {.short_xfer_ok = 1,}, .bufsize = sizeof(umass_cbi_sbl_t), .callback = &umass_t_cbi_status_callback, .timeout = 5000, /* ms */ }, [UMASS_T_CBI_RESET4] = { .type = UE_CONTROL, .endpoint = 0x00, /* Control pipe */ .direction = UE_DIR_ANY, .bufsize = sizeof(struct usb_device_request), .callback = &umass_t_cbi_reset4_callback, .timeout = 5000, /* ms */ }, }; /* If device cannot return valid inquiry data, fake it */ static const uint8_t fake_inq_data[SHORT_INQUIRY_LENGTH] = { 0, /* removable */ 0x80, SCSI_REV_2, SCSI_REV_2, /* additional_length */ 31, 0, 0, 0 }; #define UFI_COMMAND_LENGTH 12 /* UFI commands are always 12 bytes */ #define ATAPI_COMMAND_LENGTH 12 /* ATAPI commands are always 12 bytes */ static devclass_t umass_devclass; static device_method_t umass_methods[] = { /* Device interface */ DEVMETHOD(device_probe, umass_probe), DEVMETHOD(device_attach, umass_attach), DEVMETHOD(device_detach, umass_detach), {0, 0} }; static driver_t umass_driver = { .name = "umass", .methods = umass_methods, .size = sizeof(struct umass_softc), }; DRIVER_MODULE(umass, uhub, umass_driver, umass_devclass, NULL, 0); MODULE_DEPEND(umass, usb, 1, 1, 1); MODULE_DEPEND(umass, cam, 1, 1, 1); /* * USB device probe/attach/detach */ static uint16_t umass_get_proto(struct usb_interface *iface) { struct usb_interface_descriptor *id; uint16_t retval; retval = 0; /* Check for a standards compliant device */ id = usbd_get_interface_descriptor(iface); if ((id == NULL) || (id->bInterfaceClass != UICLASS_MASS)) { goto done; } switch (id->bInterfaceSubClass) { case UISUBCLASS_SCSI: retval |= UMASS_PROTO_SCSI; break; case UISUBCLASS_UFI: retval |= UMASS_PROTO_UFI; break; case UISUBCLASS_RBC: retval |= UMASS_PROTO_RBC; break; case UISUBCLASS_SFF8020I: case UISUBCLASS_SFF8070I: retval |= UMASS_PROTO_ATAPI; break; default: retval = 0; goto done; } switch (id->bInterfaceProtocol) { case UIPROTO_MASS_CBI: retval |= UMASS_PROTO_CBI; break; case UIPROTO_MASS_CBI_I: retval |= UMASS_PROTO_CBI_I; break; case UIPROTO_MASS_BBB_OLD: case UIPROTO_MASS_BBB: retval |= UMASS_PROTO_BBB; break; default: retval = 0; goto done; } done: return (retval); } /* * Match the device we are seeing with the * devices supported. */ static struct umass_probe_proto umass_probe_proto(device_t dev, struct usb_attach_arg *uaa) { const struct umass_devdescr *udd = umass_devdescr; struct umass_probe_proto ret; memset(&ret, 0, sizeof(ret)); /* * An entry specifically for Y-E Data devices as they don't fit in * the device description table. */ if ((uaa->info.idVendor == USB_VENDOR_YEDATA) && (uaa->info.idProduct == USB_PRODUCT_YEDATA_FLASHBUSTERU)) { /* * Revisions < 1.28 do not handle the interrupt endpoint * very well. */ if (uaa->info.bcdDevice < 0x128) { ret.proto = UMASS_PROTO_UFI | UMASS_PROTO_CBI; } else { ret.proto = UMASS_PROTO_UFI | UMASS_PROTO_CBI_I; } /* * Revisions < 1.28 do not have the TEST UNIT READY command * Revisions == 1.28 have a broken TEST UNIT READY */ if (uaa->info.bcdDevice <= 0x128) { ret.quirks |= NO_TEST_UNIT_READY; } ret.quirks |= RS_NO_CLEAR_UA | FLOPPY_SPEED; goto done; } /* * Check the list of supported devices for a match. While looking, * check for wildcarded and fully matched. First match wins. */ for (; udd->vid != VID_EOT; udd++) { if (((udd->vid == uaa->info.idVendor) || (udd->vid == VID_WILDCARD)) && ((udd->pid == uaa->info.idProduct) || (udd->pid == PID_WILDCARD))) { if (udd->rid == RID_WILDCARD) { ret.proto = udd->proto; ret.quirks = udd->quirks; if (ret.proto == UMASS_PROTO_DEFAULT) goto default_proto; else goto done; } else if (udd->rid == uaa->info.bcdDevice) { ret.proto = udd->proto; ret.quirks = udd->quirks; if (ret.proto == UMASS_PROTO_DEFAULT) goto default_proto; else goto done; } /* else RID does not match */ } } default_proto: ret.proto = umass_get_proto(uaa->iface); if (ret.proto == 0) ret.error = ENXIO; else ret.error = 0; done: return (ret); } static int umass_probe(device_t dev) { struct usb_attach_arg *uaa = device_get_ivars(dev); struct umass_probe_proto temp; if (uaa->usb_mode != USB_MODE_HOST) { return (ENXIO); } if (uaa->use_generic == 0) { /* give other drivers a try first */ return (ENXIO); } temp = umass_probe_proto(dev, uaa); return (temp.error); } static int umass_attach(device_t dev) { struct umass_softc *sc = device_get_softc(dev); struct usb_attach_arg *uaa = device_get_ivars(dev); struct umass_probe_proto temp = umass_probe_proto(dev, uaa); struct usb_interface_descriptor *id; int32_t err; /* * NOTE: the softc struct is bzero-ed in device_set_driver. * We can safely call umass_detach without specifically * initializing the struct. */ sc->sc_dev = dev; sc->sc_udev = uaa->device; sc->sc_proto = temp.proto; sc->sc_quirks = temp.quirks; sc->sc_unit = device_get_unit(dev); snprintf(sc->sc_name, sizeof(sc->sc_name), "%s", device_get_nameunit(dev)); device_set_usb_desc(dev); mtx_init(&sc->sc_mtx, device_get_nameunit(dev), NULL, MTX_DEF | MTX_RECURSE); /* get interface index */ id = usbd_get_interface_descriptor(uaa->iface); if (id == NULL) { device_printf(dev, "failed to get " "interface number\n"); goto detach; } sc->sc_iface_no = id->bInterfaceNumber; #if USB_DEBUG device_printf(dev, " "); switch (sc->sc_proto & UMASS_PROTO_COMMAND) { case UMASS_PROTO_SCSI: printf("SCSI"); break; case UMASS_PROTO_ATAPI: printf("8070i (ATAPI)"); break; case UMASS_PROTO_UFI: printf("UFI"); break; case UMASS_PROTO_RBC: printf("RBC"); break; default: printf("(unknown 0x%02x)", sc->sc_proto & UMASS_PROTO_COMMAND); break; } printf(" over "); switch (sc->sc_proto & UMASS_PROTO_WIRE) { case UMASS_PROTO_BBB: printf("Bulk-Only"); break; case UMASS_PROTO_CBI: /* uses Comand/Bulk pipes */ printf("CBI"); break; case UMASS_PROTO_CBI_I: /* uses Comand/Bulk/Interrupt pipes */ printf("CBI with CCI"); break; default: printf("(unknown 0x%02x)", sc->sc_proto & UMASS_PROTO_WIRE); } printf("; quirks = 0x%04x\n", sc->sc_quirks); #endif if (sc->sc_quirks & ALT_IFACE_1) { err = usbd_set_alt_interface_index (uaa->device, uaa->info.bIfaceIndex, 1); if (err) { DPRINTF(sc, UDMASS_USB, "could not switch to " "Alt Interface 1\n"); goto detach; } } /* allocate all required USB transfers */ if (sc->sc_proto & UMASS_PROTO_BBB) { err = usbd_transfer_setup(uaa->device, &uaa->info.bIfaceIndex, sc->sc_xfer, umass_bbb_config, UMASS_T_BBB_MAX, sc, &sc->sc_mtx); /* skip reset first time */ sc->sc_last_xfer_index = UMASS_T_BBB_COMMAND; } else if (sc->sc_proto & (UMASS_PROTO_CBI | UMASS_PROTO_CBI_I)) { err = usbd_transfer_setup(uaa->device, &uaa->info.bIfaceIndex, sc->sc_xfer, umass_cbi_config, (sc->sc_proto & UMASS_PROTO_CBI_I) ? UMASS_T_CBI_MAX : (UMASS_T_CBI_MAX - 2), sc, &sc->sc_mtx); /* skip reset first time */ sc->sc_last_xfer_index = UMASS_T_CBI_COMMAND; } else { err = USB_ERR_INVAL; } if (err) { device_printf(dev, "could not setup required " "transfers, %s\n", usbd_errstr(err)); goto detach; } sc->sc_transform = (sc->sc_proto & UMASS_PROTO_SCSI) ? &umass_scsi_transform : (sc->sc_proto & UMASS_PROTO_UFI) ? &umass_ufi_transform : (sc->sc_proto & UMASS_PROTO_ATAPI) ? &umass_atapi_transform : (sc->sc_proto & UMASS_PROTO_RBC) ? &umass_rbc_transform : &umass_no_transform; /* from here onwards the device can be used. */ if (sc->sc_quirks & SHUTTLE_INIT) { umass_init_shuttle(sc); } /* get the maximum LUN supported by the device */ if (((sc->sc_proto & UMASS_PROTO_WIRE) == UMASS_PROTO_BBB) && !(sc->sc_quirks & NO_GETMAXLUN)) sc->sc_maxlun = umass_bbb_get_max_lun(sc); else sc->sc_maxlun = 0; /* Prepare the SCSI command block */ sc->cam_scsi_sense.opcode = REQUEST_SENSE; sc->cam_scsi_test_unit_ready.opcode = TEST_UNIT_READY; /* * some devices need a delay after that the configuration value is * set to function properly: */ usb_pause_mtx(NULL, hz); /* register the SIM */ err = umass_cam_attach_sim(sc); if (err) { goto detach; } /* scan the SIM */ umass_cam_attach(sc); DPRINTF(sc, UDMASS_GEN, "Attach finished\n"); return (0); /* success */ detach: umass_detach(dev); return (ENXIO); /* failure */ } static int umass_detach(device_t dev) { struct umass_softc *sc = device_get_softc(dev); DPRINTF(sc, UDMASS_USB, "\n"); /* teardown our statemachine */ usbd_transfer_unsetup(sc->sc_xfer, UMASS_T_MAX); #if (__FreeBSD_version >= 700037) mtx_lock(&sc->sc_mtx); #endif umass_cam_detach_sim(sc); #if (__FreeBSD_version >= 700037) mtx_unlock(&sc->sc_mtx); #endif mtx_destroy(&sc->sc_mtx); return (0); /* success */ } static void umass_init_shuttle(struct umass_softc *sc) { struct usb_device_request req; usb_error_t err; uint8_t status[2] = {0, 0}; /* * The Linux driver does this, but no one can tell us what the * command does. */ req.bmRequestType = UT_READ_VENDOR_DEVICE; req.bRequest = 1; /* XXX unknown command */ USETW(req.wValue, 0); req.wIndex[0] = sc->sc_iface_no; req.wIndex[1] = 0; USETW(req.wLength, sizeof(status)); err = usbd_do_request(sc->sc_udev, NULL, &req, &status); DPRINTF(sc, UDMASS_GEN, "Shuttle init returned 0x%02x%02x\n", status[0], status[1]); } /* * Generic functions to handle transfers */ static void umass_transfer_start(struct umass_softc *sc, uint8_t xfer_index) { DPRINTF(sc, UDMASS_GEN, "transfer index = " "%d\n", xfer_index); if (sc->sc_xfer[xfer_index]) { sc->sc_last_xfer_index = xfer_index; usbd_transfer_start(sc->sc_xfer[xfer_index]); } else { umass_cancel_ccb(sc); } } static void umass_reset(struct umass_softc *sc) { DPRINTF(sc, UDMASS_GEN, "resetting device\n"); /* * stop the last transfer, if not already stopped: */ usbd_transfer_stop(sc->sc_xfer[sc->sc_last_xfer_index]); umass_transfer_start(sc, 0); } static void umass_cancel_ccb(struct umass_softc *sc) { union ccb *ccb; mtx_assert(&sc->sc_mtx, MA_OWNED); ccb = sc->sc_transfer.ccb; sc->sc_transfer.ccb = NULL; sc->sc_last_xfer_index = 0; if (ccb) { (sc->sc_transfer.callback) (sc, ccb, (sc->sc_transfer.data_len - sc->sc_transfer.actlen), STATUS_WIRE_FAILED); } } static void umass_tr_error(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); if (error != USB_ERR_CANCELLED) { DPRINTF(sc, UDMASS_GEN, "transfer error, %s -> " "reset\n", usbd_errstr(error)); } umass_cancel_ccb(sc); } /* * BBB protocol specific functions */ static void umass_t_bbb_reset1_callback(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); struct usb_device_request req; struct usb_page_cache *pc; switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: umass_transfer_start(sc, UMASS_T_BBB_RESET2); return; case USB_ST_SETUP: /* * Reset recovery (5.3.4 in Universal Serial Bus Mass Storage Class) * * For Reset Recovery the host shall issue in the following order: * a) a Bulk-Only Mass Storage Reset * b) a Clear Feature HALT to the Bulk-In endpoint * c) a Clear Feature HALT to the Bulk-Out endpoint * * This is done in 3 steps, using 3 transfers: * UMASS_T_BBB_RESET1 * UMASS_T_BBB_RESET2 * UMASS_T_BBB_RESET3 */ DPRINTF(sc, UDMASS_BBB, "BBB reset!\n"); req.bmRequestType = UT_WRITE_CLASS_INTERFACE; req.bRequest = UR_BBB_RESET; /* bulk only reset */ USETW(req.wValue, 0); req.wIndex[0] = sc->sc_iface_no; req.wIndex[1] = 0; USETW(req.wLength, 0); pc = usbd_xfer_get_frame(xfer, 0); usbd_copy_in(pc, 0, &req, sizeof(req)); usbd_xfer_set_frame_len(xfer, 0, sizeof(req)); usbd_xfer_set_frames(xfer, 1); usbd_transfer_submit(xfer); return; default: /* Error */ umass_tr_error(xfer, error); return; } } static void umass_t_bbb_reset2_callback(struct usb_xfer *xfer, usb_error_t error) { umass_t_bbb_data_clear_stall_callback(xfer, UMASS_T_BBB_RESET3, UMASS_T_BBB_DATA_READ, error); } static void umass_t_bbb_reset3_callback(struct usb_xfer *xfer, usb_error_t error) { umass_t_bbb_data_clear_stall_callback(xfer, UMASS_T_BBB_COMMAND, UMASS_T_BBB_DATA_WRITE, error); } static void umass_t_bbb_data_clear_stall_callback(struct usb_xfer *xfer, uint8_t next_xfer, uint8_t stall_xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: tr_transferred: umass_transfer_start(sc, next_xfer); return; case USB_ST_SETUP: if (usbd_clear_stall_callback(xfer, sc->sc_xfer[stall_xfer])) { goto tr_transferred; } return; default: /* Error */ umass_tr_error(xfer, error); return; } } static void umass_t_bbb_command_callback(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); union ccb *ccb = sc->sc_transfer.ccb; struct usb_page_cache *pc; uint32_t tag; switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: umass_transfer_start (sc, ((sc->sc_transfer.dir == DIR_IN) ? UMASS_T_BBB_DATA_READ : (sc->sc_transfer.dir == DIR_OUT) ? UMASS_T_BBB_DATA_WRITE : UMASS_T_BBB_STATUS)); return; case USB_ST_SETUP: sc->sc_status_try = 0; if (ccb) { /* * the initial value is not important, * as long as the values are unique: */ tag = UGETDW(sc->cbw.dCBWTag) + 1; USETDW(sc->cbw.dCBWSignature, CBWSIGNATURE); USETDW(sc->cbw.dCBWTag, tag); /* * dCBWDataTransferLength: * This field indicates the number of bytes of data that the host * intends to transfer on the IN or OUT Bulk endpoint(as indicated by * the Direction bit) during the execution of this command. If this * field is set to 0, the device will expect that no data will be * transferred IN or OUT during this command, regardless of the value * of the Direction bit defined in dCBWFlags. */ USETDW(sc->cbw.dCBWDataTransferLength, sc->sc_transfer.data_len); /* * dCBWFlags: * The bits of the Flags field are defined as follows: * Bits 0-6 reserved * Bit 7 Direction - this bit shall be ignored if the * dCBWDataTransferLength field is zero. * 0 = data Out from host to device * 1 = data In from device to host */ sc->cbw.bCBWFlags = ((sc->sc_transfer.dir == DIR_IN) ? CBWFLAGS_IN : CBWFLAGS_OUT); sc->cbw.bCBWLUN = sc->sc_transfer.lun; if (sc->sc_transfer.cmd_len > sizeof(sc->cbw.CBWCDB)) { sc->sc_transfer.cmd_len = sizeof(sc->cbw.CBWCDB); DPRINTF(sc, UDMASS_BBB, "Truncating long command!\n"); } sc->cbw.bCDBLength = sc->sc_transfer.cmd_len; bcopy(sc->sc_transfer.cmd_data, sc->cbw.CBWCDB, sc->sc_transfer.cmd_len); bzero(sc->sc_transfer.cmd_data + sc->sc_transfer.cmd_len, sizeof(sc->cbw.CBWCDB) - sc->sc_transfer.cmd_len); DIF(UDMASS_BBB, umass_bbb_dump_cbw(sc, &sc->cbw)); pc = usbd_xfer_get_frame(xfer, 0); usbd_copy_in(pc, 0, &sc->cbw, sizeof(sc->cbw)); usbd_xfer_set_frame_len(xfer, 0, sizeof(sc->cbw)); usbd_transfer_submit(xfer); } return; default: /* Error */ umass_tr_error(xfer, error); return; } } static void umass_t_bbb_data_read_callback(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); uint32_t max_bulk = usbd_xfer_max_len(xfer); #ifndef UMASS_EXT_BUFFER struct usb_page_cache *pc; #endif int actlen, sumlen; usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL); switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: #ifndef UMASS_EXT_BUFFER pc = usbd_xfer_get_frame(xfer, 0); usbd_copy_out(pc, 0, sc->sc_transfer.data_ptr, actlen); #endif sc->sc_transfer.data_rem -= actlen; sc->sc_transfer.data_ptr += actlen; sc->sc_transfer.actlen += actlen; if (actlen < sumlen) { /* short transfer */ sc->sc_transfer.data_rem = 0; } case USB_ST_SETUP: DPRINTF(sc, UDMASS_BBB, "max_bulk=%d, data_rem=%d\n", max_bulk, sc->sc_transfer.data_rem); if (sc->sc_transfer.data_rem == 0) { umass_transfer_start(sc, UMASS_T_BBB_STATUS); return; } if (max_bulk > sc->sc_transfer.data_rem) { max_bulk = sc->sc_transfer.data_rem; } usbd_xfer_set_timeout(xfer, sc->sc_transfer.data_timeout); #ifdef UMASS_EXT_BUFFER usbd_xfer_set_frame_data(xfer, 0, sc->sc_transfer.data_ptr, max_bulk); #else usbd_xfer_set_frame_len(xfer, 0, max_bulk); #endif usbd_transfer_submit(xfer); return; default: /* Error */ if (error == USB_ERR_CANCELLED) { umass_tr_error(xfer, error); } else { umass_transfer_start(sc, UMASS_T_BBB_DATA_RD_CS); } return; } } static void umass_t_bbb_data_rd_cs_callback(struct usb_xfer *xfer, usb_error_t error) { umass_t_bbb_data_clear_stall_callback(xfer, UMASS_T_BBB_STATUS, UMASS_T_BBB_DATA_READ, error); } static void umass_t_bbb_data_write_callback(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); uint32_t max_bulk = usbd_xfer_max_len(xfer); #ifndef UMASS_EXT_BUFFER struct usb_page_cache *pc; #endif int actlen, sumlen; usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL); switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: sc->sc_transfer.data_rem -= actlen; sc->sc_transfer.data_ptr += actlen; sc->sc_transfer.actlen += actlen; if (actlen < sumlen) { /* short transfer */ sc->sc_transfer.data_rem = 0; } case USB_ST_SETUP: DPRINTF(sc, UDMASS_BBB, "max_bulk=%d, data_rem=%d\n", max_bulk, sc->sc_transfer.data_rem); if (sc->sc_transfer.data_rem == 0) { umass_transfer_start(sc, UMASS_T_BBB_STATUS); return; } if (max_bulk > sc->sc_transfer.data_rem) { max_bulk = sc->sc_transfer.data_rem; } usbd_xfer_set_timeout(xfer, sc->sc_transfer.data_timeout); #ifdef UMASS_EXT_BUFFER usbd_xfer_set_frame_data(xfer, 0, sc->sc_transfer.data_ptr, max_bulk); #else pc = usbd_xfer_get_frame(xfer, 0); usbd_copy_in(pc, 0, sc->sc_transfer.data_ptr, max_bulk); usbd_xfer_set_frame_len(xfer, 0, max_bulk); #endif usbd_transfer_submit(xfer); return; default: /* Error */ if (error == USB_ERR_CANCELLED) { umass_tr_error(xfer, error); } else { umass_transfer_start(sc, UMASS_T_BBB_DATA_WR_CS); } return; } } static void umass_t_bbb_data_wr_cs_callback(struct usb_xfer *xfer, usb_error_t error) { umass_t_bbb_data_clear_stall_callback(xfer, UMASS_T_BBB_STATUS, UMASS_T_BBB_DATA_WRITE, error); } static void umass_t_bbb_status_callback(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); union ccb *ccb = sc->sc_transfer.ccb; struct usb_page_cache *pc; uint32_t residue; int actlen; usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: /* * Do a full reset if there is something wrong with the CSW: */ sc->sc_status_try = 1; /* Zero missing parts of the CSW: */ if (actlen < sizeof(sc->csw)) { bzero(&sc->csw, sizeof(sc->csw)); } pc = usbd_xfer_get_frame(xfer, 0); usbd_copy_out(pc, 0, &sc->csw, actlen); DIF(UDMASS_BBB, umass_bbb_dump_csw(sc, &sc->csw)); residue = UGETDW(sc->csw.dCSWDataResidue); if ((!residue) || (sc->sc_quirks & IGNORE_RESIDUE)) { residue = (sc->sc_transfer.data_len - sc->sc_transfer.actlen); } if (residue > sc->sc_transfer.data_len) { DPRINTF(sc, UDMASS_BBB, "truncating residue from %d " "to %d bytes\n", residue, sc->sc_transfer.data_len); residue = sc->sc_transfer.data_len; } /* translate weird command-status signatures: */ if (sc->sc_quirks & WRONG_CSWSIG) { uint32_t temp = UGETDW(sc->csw.dCSWSignature); if ((temp == CSWSIGNATURE_OLYMPUS_C1) || (temp == CSWSIGNATURE_IMAGINATION_DBX1)) { USETDW(sc->csw.dCSWSignature, CSWSIGNATURE); } } /* check CSW and handle eventual error */ if (UGETDW(sc->csw.dCSWSignature) != CSWSIGNATURE) { DPRINTF(sc, UDMASS_BBB, "bad CSW signature 0x%08x != 0x%08x\n", UGETDW(sc->csw.dCSWSignature), CSWSIGNATURE); /* * Invalid CSW: Wrong signature or wrong tag might * indicate that we lost synchronization. Reset the * device. */ goto tr_error; } else if (UGETDW(sc->csw.dCSWTag) != UGETDW(sc->cbw.dCBWTag)) { DPRINTF(sc, UDMASS_BBB, "Invalid CSW: tag 0x%08x should be " "0x%08x\n", UGETDW(sc->csw.dCSWTag), UGETDW(sc->cbw.dCBWTag)); goto tr_error; } else if (sc->csw.bCSWStatus > CSWSTATUS_PHASE) { DPRINTF(sc, UDMASS_BBB, "Invalid CSW: status %d > %d\n", sc->csw.bCSWStatus, CSWSTATUS_PHASE); goto tr_error; } else if (sc->csw.bCSWStatus == CSWSTATUS_PHASE) { DPRINTF(sc, UDMASS_BBB, "Phase error, residue = " "%d\n", residue); goto tr_error; } else if (sc->sc_transfer.actlen > sc->sc_transfer.data_len) { DPRINTF(sc, UDMASS_BBB, "Buffer overrun %d > %d\n", sc->sc_transfer.actlen, sc->sc_transfer.data_len); goto tr_error; } else if (sc->csw.bCSWStatus == CSWSTATUS_FAILED) { DPRINTF(sc, UDMASS_BBB, "Command failed, residue = " "%d\n", residue); sc->sc_transfer.ccb = NULL; sc->sc_last_xfer_index = UMASS_T_BBB_COMMAND; (sc->sc_transfer.callback) (sc, ccb, residue, STATUS_CMD_FAILED); } else { sc->sc_transfer.ccb = NULL; sc->sc_last_xfer_index = UMASS_T_BBB_COMMAND; (sc->sc_transfer.callback) (sc, ccb, residue, STATUS_CMD_OK); } return; case USB_ST_SETUP: usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); usbd_transfer_submit(xfer); return; default: tr_error: DPRINTF(sc, UDMASS_BBB, "Failed to read CSW: %s, try %d\n", usbd_errstr(error), sc->sc_status_try); if ((error == USB_ERR_CANCELLED) || (sc->sc_status_try)) { umass_tr_error(xfer, error); } else { sc->sc_status_try = 1; umass_transfer_start(sc, UMASS_T_BBB_DATA_RD_CS); } return; } } static void umass_command_start(struct umass_softc *sc, uint8_t dir, void *data_ptr, uint32_t data_len, uint32_t data_timeout, umass_callback_t *callback, union ccb *ccb) { sc->sc_transfer.lun = ccb->ccb_h.target_lun; /* * NOTE: assumes that "sc->sc_transfer.cmd_data" and * "sc->sc_transfer.cmd_len" has been properly * initialized. */ sc->sc_transfer.dir = data_len ? dir : DIR_NONE; sc->sc_transfer.data_ptr = data_ptr; sc->sc_transfer.data_len = data_len; sc->sc_transfer.data_rem = data_len; sc->sc_transfer.data_timeout = (data_timeout + UMASS_TIMEOUT); sc->sc_transfer.actlen = 0; sc->sc_transfer.callback = callback; sc->sc_transfer.ccb = ccb; if (sc->sc_xfer[sc->sc_last_xfer_index]) { usbd_transfer_start(sc->sc_xfer[sc->sc_last_xfer_index]); } else { ccb->ccb_h.status = CAM_TID_INVALID; xpt_done(ccb); } } static uint8_t umass_bbb_get_max_lun(struct umass_softc *sc) { struct usb_device_request req; usb_error_t err; uint8_t buf = 0; /* The Get Max Lun command is a class-specific request. */ req.bmRequestType = UT_READ_CLASS_INTERFACE; req.bRequest = UR_BBB_GET_MAX_LUN; USETW(req.wValue, 0); req.wIndex[0] = sc->sc_iface_no; req.wIndex[1] = 0; USETW(req.wLength, 1); err = usbd_do_request(sc->sc_udev, NULL, &req, &buf); if (err) { buf = 0; /* Device doesn't support Get Max Lun request. */ printf("%s: Get Max Lun not supported (%s)\n", sc->sc_name, usbd_errstr(err)); } return (buf); } /* * Command/Bulk/Interrupt (CBI) specific functions */ static void umass_cbi_start_status(struct umass_softc *sc) { if (sc->sc_xfer[UMASS_T_CBI_STATUS]) { umass_transfer_start(sc, UMASS_T_CBI_STATUS); } else { union ccb *ccb = sc->sc_transfer.ccb; sc->sc_transfer.ccb = NULL; sc->sc_last_xfer_index = UMASS_T_CBI_COMMAND; (sc->sc_transfer.callback) (sc, ccb, (sc->sc_transfer.data_len - sc->sc_transfer.actlen), STATUS_CMD_UNKNOWN); } } static void umass_t_cbi_reset1_callback(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); struct usb_device_request req; struct usb_page_cache *pc; uint8_t buf[UMASS_CBI_DIAGNOSTIC_CMDLEN]; uint8_t i; switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: umass_transfer_start(sc, UMASS_T_CBI_RESET2); return; case USB_ST_SETUP: /* * Command Block Reset Protocol * * First send a reset request to the device. Then clear * any possibly stalled bulk endpoints. * * This is done in 3 steps, using 3 transfers: * UMASS_T_CBI_RESET1 * UMASS_T_CBI_RESET2 * UMASS_T_CBI_RESET3 * UMASS_T_CBI_RESET4 (only if there is an interrupt endpoint) */ DPRINTF(sc, UDMASS_CBI, "CBI reset!\n"); req.bmRequestType = UT_WRITE_CLASS_INTERFACE; req.bRequest = UR_CBI_ADSC; USETW(req.wValue, 0); req.wIndex[0] = sc->sc_iface_no; req.wIndex[1] = 0; USETW(req.wLength, UMASS_CBI_DIAGNOSTIC_CMDLEN); /* * The 0x1d code is the SEND DIAGNOSTIC command. To * distinguish between the two, the last 10 bytes of the CBL * is filled with 0xff (section 2.2 of the CBI * specification) */ buf[0] = 0x1d; /* Command Block Reset */ buf[1] = 0x04; for (i = 2; i < UMASS_CBI_DIAGNOSTIC_CMDLEN; i++) { buf[i] = 0xff; } pc = usbd_xfer_get_frame(xfer, 0); usbd_copy_in(pc, 0, &req, sizeof(req)); pc = usbd_xfer_get_frame(xfer, 1); usbd_copy_in(pc, 0, buf, sizeof(buf)); usbd_xfer_set_frame_len(xfer, 0, sizeof(req)); usbd_xfer_set_frame_len(xfer, 1, sizeof(buf)); usbd_xfer_set_frames(xfer, 2); usbd_transfer_submit(xfer); return; default: /* Error */ umass_tr_error(xfer, error); return; } } static void umass_t_cbi_reset2_callback(struct usb_xfer *xfer, usb_error_t error) { umass_t_cbi_data_clear_stall_callback(xfer, UMASS_T_CBI_RESET3, UMASS_T_CBI_DATA_READ, error); } static void umass_t_cbi_reset3_callback(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); umass_t_cbi_data_clear_stall_callback (xfer, (sc->sc_xfer[UMASS_T_CBI_RESET4] && sc->sc_xfer[UMASS_T_CBI_STATUS]) ? UMASS_T_CBI_RESET4 : UMASS_T_CBI_COMMAND, UMASS_T_CBI_DATA_WRITE, error); } static void umass_t_cbi_reset4_callback(struct usb_xfer *xfer, usb_error_t error) { umass_t_cbi_data_clear_stall_callback(xfer, UMASS_T_CBI_COMMAND, UMASS_T_CBI_STATUS, error); } static void umass_t_cbi_data_clear_stall_callback(struct usb_xfer *xfer, uint8_t next_xfer, uint8_t stall_xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: tr_transferred: if (next_xfer == UMASS_T_CBI_STATUS) { umass_cbi_start_status(sc); } else { umass_transfer_start(sc, next_xfer); } return; case USB_ST_SETUP: if (usbd_clear_stall_callback(xfer, sc->sc_xfer[stall_xfer])) { goto tr_transferred; /* should not happen */ } return; default: /* Error */ umass_tr_error(xfer, error); return; } } static void umass_t_cbi_command_callback(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); union ccb *ccb = sc->sc_transfer.ccb; struct usb_device_request req; struct usb_page_cache *pc; switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: if (sc->sc_transfer.dir == DIR_NONE) { umass_cbi_start_status(sc); } else { umass_transfer_start (sc, (sc->sc_transfer.dir == DIR_IN) ? UMASS_T_CBI_DATA_READ : UMASS_T_CBI_DATA_WRITE); } return; case USB_ST_SETUP: if (ccb) { /* * do a CBI transfer with cmd_len bytes from * cmd_data, possibly a data phase of data_len * bytes from/to the device and finally a status * read phase. */ req.bmRequestType = UT_WRITE_CLASS_INTERFACE; req.bRequest = UR_CBI_ADSC; USETW(req.wValue, 0); req.wIndex[0] = sc->sc_iface_no; req.wIndex[1] = 0; req.wLength[0] = sc->sc_transfer.cmd_len; req.wLength[1] = 0; pc = usbd_xfer_get_frame(xfer, 0); usbd_copy_in(pc, 0, &req, sizeof(req)); pc = usbd_xfer_get_frame(xfer, 1); usbd_copy_in(pc, 0, sc->sc_transfer.cmd_data, sc->sc_transfer.cmd_len); usbd_xfer_set_frame_len(xfer, 0, sizeof(req)); usbd_xfer_set_frame_len(xfer, 1, sc->sc_transfer.cmd_len); usbd_xfer_set_frames(xfer, sc->sc_transfer.cmd_len ? 2 : 1); DIF(UDMASS_CBI, umass_cbi_dump_cmd(sc, sc->sc_transfer.cmd_data, sc->sc_transfer.cmd_len)); usbd_transfer_submit(xfer); } return; default: /* Error */ umass_tr_error(xfer, error); return; } } static void umass_t_cbi_data_read_callback(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); uint32_t max_bulk = usbd_xfer_max_len(xfer); #ifndef UMASS_EXT_BUFFER struct usb_page_cache *pc; #endif int actlen, sumlen; usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL); switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: #ifndef UMASS_EXT_BUFFER pc = usbd_xfer_get_frame(xfer, 0); usbd_copy_out(pc, 0, sc->sc_transfer.data_ptr, actlen); #endif sc->sc_transfer.data_rem -= actlen; sc->sc_transfer.data_ptr += actlen; sc->sc_transfer.actlen += actlen; if (actlen < sumlen) { /* short transfer */ sc->sc_transfer.data_rem = 0; } case USB_ST_SETUP: DPRINTF(sc, UDMASS_CBI, "max_bulk=%d, data_rem=%d\n", max_bulk, sc->sc_transfer.data_rem); if (sc->sc_transfer.data_rem == 0) { umass_cbi_start_status(sc); return; } if (max_bulk > sc->sc_transfer.data_rem) { max_bulk = sc->sc_transfer.data_rem; } usbd_xfer_set_timeout(xfer, sc->sc_transfer.data_timeout); #ifdef UMASS_EXT_BUFFER usbd_xfer_set_frame_data(xfer, 0, sc->sc_transfer.data_ptr, max_bulk); #else usbd_xfer_set_frame_len(xfer, 0, max_bulk); #endif usbd_transfer_submit(xfer); return; default: /* Error */ if ((error == USB_ERR_CANCELLED) || (sc->sc_transfer.callback != &umass_cam_cb)) { umass_tr_error(xfer, error); } else { umass_transfer_start(sc, UMASS_T_CBI_DATA_RD_CS); } return; } } static void umass_t_cbi_data_rd_cs_callback(struct usb_xfer *xfer, usb_error_t error) { umass_t_cbi_data_clear_stall_callback(xfer, UMASS_T_CBI_STATUS, UMASS_T_CBI_DATA_READ, error); } static void umass_t_cbi_data_write_callback(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); uint32_t max_bulk = usbd_xfer_max_len(xfer); #ifndef UMASS_EXT_BUFFER struct usb_page_cache *pc; #endif int actlen, sumlen; usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL); switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: sc->sc_transfer.data_rem -= actlen; sc->sc_transfer.data_ptr += actlen; sc->sc_transfer.actlen += actlen; if (actlen < sumlen) { /* short transfer */ sc->sc_transfer.data_rem = 0; } case USB_ST_SETUP: DPRINTF(sc, UDMASS_CBI, "max_bulk=%d, data_rem=%d\n", max_bulk, sc->sc_transfer.data_rem); if (sc->sc_transfer.data_rem == 0) { umass_cbi_start_status(sc); return; } if (max_bulk > sc->sc_transfer.data_rem) { max_bulk = sc->sc_transfer.data_rem; } usbd_xfer_set_timeout(xfer, sc->sc_transfer.data_timeout); #ifdef UMASS_EXT_BUFFER usbd_xfer_set_frame_data(xfer, 0, sc->sc_transfer.data_ptr, max_bulk); #else pc = usbd_xfer_get_frame(xfer, 0); usbd_copy_in(pc, 0, sc->sc_transfer.data_ptr, max_bulk); usbd_xfer_set_frame_len(xfer, 0, max_bulk); #endif usbd_transfer_submit(xfer); return; default: /* Error */ if ((error == USB_ERR_CANCELLED) || (sc->sc_transfer.callback != &umass_cam_cb)) { umass_tr_error(xfer, error); } else { umass_transfer_start(sc, UMASS_T_CBI_DATA_WR_CS); } return; } } static void umass_t_cbi_data_wr_cs_callback(struct usb_xfer *xfer, usb_error_t error) { umass_t_cbi_data_clear_stall_callback(xfer, UMASS_T_CBI_STATUS, UMASS_T_CBI_DATA_WRITE, error); } static void umass_t_cbi_status_callback(struct usb_xfer *xfer, usb_error_t error) { struct umass_softc *sc = usbd_xfer_softc(xfer); union ccb *ccb = sc->sc_transfer.ccb; struct usb_page_cache *pc; uint32_t residue; uint8_t status; int actlen; usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); switch (USB_GET_STATE(xfer)) { case USB_ST_TRANSFERRED: if (actlen < sizeof(sc->sbl)) { goto tr_setup; } pc = usbd_xfer_get_frame(xfer, 0); usbd_copy_out(pc, 0, &sc->sbl, sizeof(sc->sbl)); residue = (sc->sc_transfer.data_len - sc->sc_transfer.actlen); /* dissect the information in the buffer */ if (sc->sc_proto & UMASS_PROTO_UFI) { /* * Section 3.4.3.1.3 specifies that the UFI command * protocol returns an ASC and ASCQ in the interrupt * data block. */ DPRINTF(sc, UDMASS_CBI, "UFI CCI, ASC = 0x%02x, " "ASCQ = 0x%02x\n", sc->sbl.ufi.asc, sc->sbl.ufi.ascq); status = (((sc->sbl.ufi.asc == 0) && (sc->sbl.ufi.ascq == 0)) ? STATUS_CMD_OK : STATUS_CMD_FAILED); sc->sc_transfer.ccb = NULL; sc->sc_last_xfer_index = UMASS_T_CBI_COMMAND; (sc->sc_transfer.callback) (sc, ccb, residue, status); return; } else { /* Command Interrupt Data Block */ DPRINTF(sc, UDMASS_CBI, "type=0x%02x, value=0x%02x\n", sc->sbl.common.type, sc->sbl.common.value); if (sc->sbl.common.type == IDB_TYPE_CCI) { status = (sc->sbl.common.value & IDB_VALUE_STATUS_MASK); status = ((status == IDB_VALUE_PASS) ? STATUS_CMD_OK : (status == IDB_VALUE_FAIL) ? STATUS_CMD_FAILED : (status == IDB_VALUE_PERSISTENT) ? STATUS_CMD_FAILED : STATUS_WIRE_FAILED); sc->sc_transfer.ccb = NULL; sc->sc_last_xfer_index = UMASS_T_CBI_COMMAND; (sc->sc_transfer.callback) (sc, ccb, residue, status); return; } } /* fallthrough */ case USB_ST_SETUP: tr_setup: usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); usbd_transfer_submit(xfer); return; default: /* Error */ DPRINTF(sc, UDMASS_CBI, "Failed to read CSW: %s\n", usbd_errstr(error)); umass_tr_error(xfer, error); return; } } /* * CAM specific functions (used by SCSI, UFI, 8070i (ATAPI)) */ static int umass_cam_attach_sim(struct umass_softc *sc) { struct cam_devq *devq; /* Per device Queue */ /* * A HBA is attached to the CAM layer. * * The CAM layer will then after a while start probing for devices on * the bus. The number of SIMs is limited to one. */ devq = cam_simq_alloc(1 /* maximum openings */ ); if (devq == NULL) { return (ENOMEM); } sc->sc_sim = cam_sim_alloc (&umass_cam_action, &umass_cam_poll, DEVNAME_SIM, sc /* priv */ , sc->sc_unit /* unit number */ , #if (__FreeBSD_version >= 700037) &sc->sc_mtx /* mutex */ , #endif 1 /* maximum device openings */ , 0 /* maximum tagged device openings */ , devq); if (sc->sc_sim == NULL) { cam_simq_free(devq); return (ENOMEM); } #if (__FreeBSD_version >= 700037) mtx_lock(&sc->sc_mtx); #endif #if (__FreeBSD_version >= 700048) if (xpt_bus_register(sc->sc_sim, sc->sc_dev, sc->sc_unit) != CAM_SUCCESS) { mtx_unlock(&sc->sc_mtx); return (ENOMEM); } #else if (xpt_bus_register(sc->sc_sim, sc->sc_unit) != CAM_SUCCESS) { #if (__FreeBSD_version >= 700037) mtx_unlock(&sc->sc_mtx); #endif return (ENOMEM); } #endif #if (__FreeBSD_version >= 700037) mtx_unlock(&sc->sc_mtx); #endif return (0); } static void umass_cam_rescan_callback(struct cam_periph *periph, union ccb *ccb) { #if USB_DEBUG struct umass_softc *sc = NULL; if (ccb->ccb_h.status != CAM_REQ_CMP) { DPRINTF(sc, UDMASS_SCSI, "%s:%d Rescan failed, 0x%04x\n", periph->periph_name, periph->unit_number, ccb->ccb_h.status); } else { DPRINTF(sc, UDMASS_SCSI, "%s%d: Rescan succeeded\n", periph->periph_name, periph->unit_number); } #endif xpt_free_path(ccb->ccb_h.path); free(ccb, M_USBDEV); } static void umass_cam_rescan(struct umass_softc *sc) { struct cam_path *path; union ccb *ccb; DPRINTF(sc, UDMASS_SCSI, "scbus%d: scanning for %d:%d:%d\n", cam_sim_path(sc->sc_sim), cam_sim_path(sc->sc_sim), sc->sc_unit, CAM_LUN_WILDCARD); ccb = malloc(sizeof(*ccb), M_USBDEV, M_WAITOK | M_ZERO); if (ccb == NULL) { return; } #if (__FreeBSD_version >= 700037) mtx_lock(&sc->sc_mtx); #endif if (xpt_create_path(&path, xpt_periph, cam_sim_path(sc->sc_sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { #if (__FreeBSD_version >= 700037) mtx_unlock(&sc->sc_mtx); #endif free(ccb, M_USBDEV); return; } xpt_setup_ccb(&ccb->ccb_h, path, 5 /* priority (low) */ ); ccb->ccb_h.func_code = XPT_SCAN_BUS; ccb->ccb_h.cbfcnp = &umass_cam_rescan_callback; ccb->crcn.flags = CAM_FLAG_NONE; xpt_action(ccb); #if (__FreeBSD_version >= 700037) mtx_unlock(&sc->sc_mtx); #endif /* The scan is in progress now. */ } static void umass_cam_attach(struct umass_softc *sc) { #ifndef USB_DEBUG if (bootverbose) #endif printf("%s:%d:%d:%d: Attached to scbus%d\n", sc->sc_name, cam_sim_path(sc->sc_sim), sc->sc_unit, CAM_LUN_WILDCARD, cam_sim_path(sc->sc_sim)); if (!cold) { /* * Notify CAM of the new device after a short delay. Any * failure is benign, as the user can still do it by hand * (camcontrol rescan ). Only do this if we are not * booting, because CAM does a scan after booting has * completed, when interrupts have been enabled. */ /* scan the new sim */ umass_cam_rescan(sc); } } /* umass_cam_detach * detach from the CAM layer */ static void umass_cam_detach_sim(struct umass_softc *sc) { if (sc->sc_sim != NULL) { if (xpt_bus_deregister(cam_sim_path(sc->sc_sim))) { /* accessing the softc is not possible after this */ sc->sc_sim->softc = UMASS_GONE; cam_sim_free(sc->sc_sim, /* free_devq */ TRUE); } else { panic("%s: CAM layer is busy!\n", sc->sc_name); } sc->sc_sim = NULL; } } /* umass_cam_action * CAM requests for action come through here */ static void umass_cam_action(struct cam_sim *sim, union ccb *ccb) { struct umass_softc *sc = (struct umass_softc *)sim->softc; if (sc == UMASS_GONE || (sc != NULL && !usbd_device_attached(sc->sc_udev))) { ccb->ccb_h.status = CAM_SEL_TIMEOUT; xpt_done(ccb); return; } if (sc) { #if (__FreeBSD_version < 700037) mtx_lock(&sc->sc_mtx); #endif } /* * Verify, depending on the operation to perform, that we either got * a valid sc, because an existing target was referenced, or * otherwise the SIM is addressed. * * This avoids bombing out at a printf and does give the CAM layer some * sensible feedback on errors. */ switch (ccb->ccb_h.func_code) { case XPT_SCSI_IO: case XPT_RESET_DEV: case XPT_GET_TRAN_SETTINGS: case XPT_SET_TRAN_SETTINGS: case XPT_CALC_GEOMETRY: /* the opcodes requiring a target. These should never occur. */ if (sc == NULL) { DPRINTF(sc, UDMASS_GEN, "%s:%d:%d:%d:func_code 0x%04x: " "Invalid target (target needed)\n", DEVNAME_SIM, cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id, ccb->ccb_h.target_lun, ccb->ccb_h.func_code); ccb->ccb_h.status = CAM_TID_INVALID; xpt_done(ccb); goto done; } break; case XPT_PATH_INQ: case XPT_NOOP: /* * The opcodes sometimes aimed at a target (sc is valid), * sometimes aimed at the SIM (sc is invalid and target is * CAM_TARGET_WILDCARD) */ if ((sc == NULL) && (ccb->ccb_h.target_id != CAM_TARGET_WILDCARD)) { DPRINTF(sc, UDMASS_SCSI, "%s:%d:%d:%d:func_code 0x%04x: " "Invalid target (no wildcard)\n", DEVNAME_SIM, cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id, ccb->ccb_h.target_lun, ccb->ccb_h.func_code); ccb->ccb_h.status = CAM_TID_INVALID; xpt_done(ccb); goto done; } break; default: /* XXX Hm, we should check the input parameters */ break; } /* Perform the requested action */ switch (ccb->ccb_h.func_code) { case XPT_SCSI_IO: { uint8_t *cmd; uint8_t dir; if (ccb->csio.ccb_h.flags & CAM_CDB_POINTER) { cmd = (uint8_t *)(ccb->csio.cdb_io.cdb_ptr); } else { cmd = (uint8_t *)(ccb->csio.cdb_io.cdb_bytes); } DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_SCSI_IO: " "cmd: 0x%02x, flags: 0x%02x, " "%db cmd/%db data/%db sense\n", cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id, ccb->ccb_h.target_lun, cmd[0], ccb->ccb_h.flags & CAM_DIR_MASK, ccb->csio.cdb_len, ccb->csio.dxfer_len, ccb->csio.sense_len); if (sc->sc_transfer.ccb) { DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_SCSI_IO: " "I/O in progress, deferring\n", cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id, ccb->ccb_h.target_lun); ccb->ccb_h.status = CAM_SCSI_BUSY; xpt_done(ccb); goto done; } switch (ccb->ccb_h.flags & CAM_DIR_MASK) { case CAM_DIR_IN: dir = DIR_IN; break; case CAM_DIR_OUT: dir = DIR_OUT; DIF(UDMASS_SCSI, umass_dump_buffer(sc, ccb->csio.data_ptr, ccb->csio.dxfer_len, 48)); break; default: dir = DIR_NONE; } ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; /* * sc->sc_transform will convert the command to the * command format needed by the specific command set * and return the converted command in * "sc->sc_transfer.cmd_data" */ if (umass_std_transform(sc, ccb, cmd, ccb->csio.cdb_len)) { if (sc->sc_transfer.cmd_data[0] == INQUIRY) { /* * Umass devices don't generally report their serial numbers * in the usual SCSI way. Emulate it here. */ if ((sc->sc_transfer.cmd_data[1] & SI_EVPD) && sc->sc_transfer.cmd_data[2] == SVPD_UNIT_SERIAL_NUMBER && sc->sc_udev != NULL && sc->sc_udev->serial != NULL && sc->sc_udev->serial[0] != '\0') { struct scsi_vpd_unit_serial_number *vpd_serial; vpd_serial = (struct scsi_vpd_unit_serial_number *)ccb->csio.data_ptr; vpd_serial->length = strlen(sc->sc_udev->serial); if (vpd_serial->length > sizeof(vpd_serial->serial_num)) vpd_serial->length = sizeof(vpd_serial->serial_num); memcpy(vpd_serial->serial_num, sc->sc_udev->serial, vpd_serial->length); ccb->csio.scsi_status = SCSI_STATUS_OK; ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); goto done; } /* * Handle EVPD inquiry for broken devices first * NO_INQUIRY also implies NO_INQUIRY_EVPD */ if ((sc->sc_quirks & (NO_INQUIRY_EVPD | NO_INQUIRY)) && (sc->sc_transfer.cmd_data[1] & SI_EVPD)) { struct scsi_sense_data *sense; sense = &ccb->csio.sense_data; bzero(sense, sizeof(*sense)); sense->error_code = SSD_CURRENT_ERROR; sense->flags = SSD_KEY_ILLEGAL_REQUEST; sense->add_sense_code = 0x24; sense->extra_len = 10; ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND; ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR | CAM_AUTOSNS_VALID; xpt_done(ccb); goto done; } /* * Return fake inquiry data for * broken devices */ if (sc->sc_quirks & NO_INQUIRY) { memcpy(ccb->csio.data_ptr, &fake_inq_data, sizeof(fake_inq_data)); ccb->csio.scsi_status = SCSI_STATUS_OK; ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); goto done; } if (sc->sc_quirks & FORCE_SHORT_INQUIRY) { ccb->csio.dxfer_len = SHORT_INQUIRY_LENGTH; } } else if (sc->sc_transfer.cmd_data[0] == SYNCHRONIZE_CACHE) { if (sc->sc_quirks & NO_SYNCHRONIZE_CACHE) { ccb->csio.scsi_status = SCSI_STATUS_OK; ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); goto done; } } umass_command_start(sc, dir, ccb->csio.data_ptr, ccb->csio.dxfer_len, ccb->ccb_h.timeout, &umass_cam_cb, ccb); } break; } case XPT_PATH_INQ: { struct ccb_pathinq *cpi = &ccb->cpi; DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_PATH_INQ:.\n", sc ? cam_sim_path(sc->sc_sim) : -1, ccb->ccb_h.target_id, ccb->ccb_h.target_lun); /* host specific information */ cpi->version_num = 1; cpi->hba_inquiry = 0; cpi->target_sprt = 0; cpi->hba_misc = PIM_NO_6_BYTE; cpi->hba_eng_cnt = 0; cpi->max_target = UMASS_SCSIID_MAX; /* one target */ cpi->initiator_id = UMASS_SCSIID_HOST; strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); strlcpy(cpi->hba_vid, "USB SCSI", HBA_IDLEN); strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); cpi->unit_number = cam_sim_unit(sim); cpi->bus_id = sc->sc_unit; #if (__FreeBSD_version >= 700025) cpi->protocol = PROTO_SCSI; cpi->protocol_version = SCSI_REV_2; cpi->transport = XPORT_USB; cpi->transport_version = 0; #endif if (sc == NULL) { cpi->base_transfer_speed = 0; cpi->max_lun = 0; } else { if (sc->sc_quirks & FLOPPY_SPEED) { cpi->base_transfer_speed = UMASS_FLOPPY_TRANSFER_SPEED; } else if (usbd_get_speed(sc->sc_udev) == USB_SPEED_HIGH) { cpi->base_transfer_speed = UMASS_HIGH_TRANSFER_SPEED; } else { cpi->base_transfer_speed = UMASS_FULL_TRANSFER_SPEED; } cpi->max_lun = sc->sc_maxlun; } cpi->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); break; } case XPT_RESET_DEV: { DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_RESET_DEV:.\n", cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id, ccb->ccb_h.target_lun); umass_reset(sc); ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); break; } case XPT_GET_TRAN_SETTINGS: { struct ccb_trans_settings *cts = &ccb->cts; DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_GET_TRAN_SETTINGS:.\n", cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id, ccb->ccb_h.target_lun); #if (__FreeBSD_version >= 700025) cts->protocol = PROTO_SCSI; cts->protocol_version = SCSI_REV_2; cts->transport = XPORT_USB; cts->transport_version = 0; cts->xport_specific.valid = 0; #else cts->valid = 0; cts->flags = 0; /* no disconnection, tagging */ #endif ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); break; } case XPT_SET_TRAN_SETTINGS: { DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_SET_TRAN_SETTINGS:.\n", cam_sim_path(sc->sc_sim), ccb->ccb_h.target_id, ccb->ccb_h.target_lun); ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; xpt_done(ccb); break; } case XPT_CALC_GEOMETRY: { cam_calc_geometry(&ccb->ccg, /* extended */ 1); xpt_done(ccb); break; } case XPT_NOOP: { DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:XPT_NOOP:.\n", sc ? cam_sim_path(sc->sc_sim) : -1, ccb->ccb_h.target_id, ccb->ccb_h.target_lun); ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); break; } default: DPRINTF(sc, UDMASS_SCSI, "%d:%d:%d:func_code 0x%04x: " "Not implemented\n", sc ? cam_sim_path(sc->sc_sim) : -1, ccb->ccb_h.target_id, ccb->ccb_h.target_lun, ccb->ccb_h.func_code); ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; xpt_done(ccb); break; } done: #if (__FreeBSD_version < 700037) if (sc) { mtx_unlock(&sc->sc_mtx); } #endif return; } static void umass_cam_poll(struct cam_sim *sim) { struct umass_softc *sc = (struct umass_softc *)sim->softc; if (sc == UMASS_GONE) return; DPRINTF(sc, UDMASS_SCSI, "CAM poll\n"); usbd_transfer_poll(sc->sc_xfer, UMASS_T_MAX); } /* umass_cam_cb * finalise a completed CAM command */ static void umass_cam_cb(struct umass_softc *sc, union ccb *ccb, uint32_t residue, uint8_t status) { ccb->csio.resid = residue; switch (status) { case STATUS_CMD_OK: ccb->ccb_h.status = CAM_REQ_CMP; if ((sc->sc_quirks & READ_CAPACITY_OFFBY1) && (ccb->ccb_h.func_code == XPT_SCSI_IO) && (ccb->csio.cdb_io.cdb_bytes[0] == READ_CAPACITY)) { struct scsi_read_capacity_data *rcap; uint32_t maxsector; rcap = (void *)(ccb->csio.data_ptr); maxsector = scsi_4btoul(rcap->addr) - 1; scsi_ulto4b(maxsector, rcap->addr); } /* * We have to add SVPD_UNIT_SERIAL_NUMBER to the list * of pages supported by the device - otherwise, CAM * will never ask us for the serial number if the * device cannot handle that by itself. */ if (ccb->ccb_h.func_code == XPT_SCSI_IO && sc->sc_transfer.cmd_data[0] == INQUIRY && (sc->sc_transfer.cmd_data[1] & SI_EVPD) && sc->sc_transfer.cmd_data[2] == SVPD_SUPPORTED_PAGE_LIST && sc->sc_udev != NULL && sc->sc_udev->serial != NULL && sc->sc_udev->serial[0] != '\0') { struct ccb_scsiio *csio; struct scsi_vpd_supported_page_list *page_list; csio = &ccb->csio; page_list = (struct scsi_vpd_supported_page_list *)csio->data_ptr; if (page_list->length + 1 < SVPD_SUPPORTED_PAGES_SIZE) { page_list->list[page_list->length] = SVPD_UNIT_SERIAL_NUMBER; page_list->length++; } } xpt_done(ccb); break; case STATUS_CMD_UNKNOWN: case STATUS_CMD_FAILED: /* fetch sense data */ /* the rest of the command was filled in at attach */ sc->cam_scsi_sense.length = ccb->csio.sense_len; DPRINTF(sc, UDMASS_SCSI, "Fetching %d bytes of " "sense data\n", ccb->csio.sense_len); if (umass_std_transform(sc, ccb, &sc->cam_scsi_sense.opcode, sizeof(sc->cam_scsi_sense))) { if ((sc->sc_quirks & FORCE_SHORT_INQUIRY) && (sc->sc_transfer.cmd_data[0] == INQUIRY)) { ccb->csio.sense_len = SHORT_INQUIRY_LENGTH; } umass_command_start(sc, DIR_IN, &ccb->csio.sense_data.error_code, ccb->csio.sense_len, ccb->ccb_h.timeout, &umass_cam_sense_cb, ccb); } break; default: /* * the wire protocol failed and will have recovered * (hopefully). We return an error to CAM and let CAM retry * the command if necessary. */ ccb->ccb_h.status = CAM_REQ_CMP_ERR; xpt_done(ccb); break; } } /* * Finalise a completed autosense operation */ static void umass_cam_sense_cb(struct umass_softc *sc, union ccb *ccb, uint32_t residue, uint8_t status) { uint8_t *cmd; uint8_t key; switch (status) { case STATUS_CMD_OK: case STATUS_CMD_UNKNOWN: case STATUS_CMD_FAILED: if (ccb->csio.ccb_h.flags & CAM_CDB_POINTER) { cmd = (uint8_t *)(ccb->csio.cdb_io.cdb_ptr); } else { cmd = (uint8_t *)(ccb->csio.cdb_io.cdb_bytes); } key = (ccb->csio.sense_data.flags & SSD_KEY); /* * Getting sense data always succeeds (apart from wire * failures): */ if ((sc->sc_quirks & RS_NO_CLEAR_UA) && (cmd[0] == INQUIRY) && (key == SSD_KEY_UNIT_ATTENTION)) { /* * Ignore unit attention errors in the case where * the Unit Attention state is not cleared on * REQUEST SENSE. They will appear again at the next * command. */ ccb->ccb_h.status = CAM_REQ_CMP; } else if (key == SSD_KEY_NO_SENSE) { /* * No problem after all (in the case of CBI without * CCI) */ ccb->ccb_h.status = CAM_REQ_CMP; } else if ((sc->sc_quirks & RS_NO_CLEAR_UA) && (cmd[0] == READ_CAPACITY) && (key == SSD_KEY_UNIT_ATTENTION)) { /* * Some devices do not clear the unit attention error * on request sense. We insert a test unit ready * command to make sure we clear the unit attention * condition, then allow the retry to proceed as * usual. */ ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR | CAM_AUTOSNS_VALID; ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND; #if 0 DELAY(300000); #endif DPRINTF(sc, UDMASS_SCSI, "Doing a sneaky" "TEST_UNIT_READY\n"); /* the rest of the command was filled in at attach */ if (umass_std_transform(sc, ccb, &sc->cam_scsi_test_unit_ready.opcode, sizeof(sc->cam_scsi_test_unit_ready))) { umass_command_start(sc, DIR_NONE, NULL, 0, ccb->ccb_h.timeout, &umass_cam_quirk_cb, ccb); } break; } else { ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR | CAM_AUTOSNS_VALID; ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND; } xpt_done(ccb); break; default: DPRINTF(sc, UDMASS_SCSI, "Autosense failed, " "status %d\n", status); ccb->ccb_h.status = CAM_AUTOSENSE_FAIL; xpt_done(ccb); } } /* * This completion code just handles the fact that we sent a test-unit-ready * after having previously failed a READ CAPACITY with CHECK_COND. Even * though this command succeeded, we have to tell CAM to retry. */ static void umass_cam_quirk_cb(struct umass_softc *sc, union ccb *ccb, uint32_t residue, uint8_t status) { DPRINTF(sc, UDMASS_SCSI, "Test unit ready " "returned status %d\n", status); ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR | CAM_AUTOSNS_VALID; ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND; xpt_done(ccb); } /* * SCSI specific functions */ static uint8_t umass_scsi_transform(struct umass_softc *sc, uint8_t *cmd_ptr, uint8_t cmd_len) { if ((cmd_len == 0) || (cmd_len > sizeof(sc->sc_transfer.cmd_data))) { DPRINTF(sc, UDMASS_SCSI, "Invalid command " "length: %d bytes\n", cmd_len); return (0); /* failure */ } sc->sc_transfer.cmd_len = cmd_len; switch (cmd_ptr[0]) { case TEST_UNIT_READY: if (sc->sc_quirks & NO_TEST_UNIT_READY) { DPRINTF(sc, UDMASS_SCSI, "Converted TEST_UNIT_READY " "to START_UNIT\n"); bzero(sc->sc_transfer.cmd_data, cmd_len); sc->sc_transfer.cmd_data[0] = START_STOP_UNIT; sc->sc_transfer.cmd_data[4] = SSS_START; return (1); } break; case INQUIRY: /* * some drives wedge when asked for full inquiry * information. */ if (sc->sc_quirks & FORCE_SHORT_INQUIRY) { bcopy(cmd_ptr, sc->sc_transfer.cmd_data, cmd_len); sc->sc_transfer.cmd_data[4] = SHORT_INQUIRY_LENGTH; return (1); } break; } bcopy(cmd_ptr, sc->sc_transfer.cmd_data, cmd_len); return (1); } static uint8_t umass_rbc_transform(struct umass_softc *sc, uint8_t *cmd_ptr, uint8_t cmd_len) { if ((cmd_len == 0) || (cmd_len > sizeof(sc->sc_transfer.cmd_data))) { DPRINTF(sc, UDMASS_SCSI, "Invalid command " "length: %d bytes\n", cmd_len); return (0); /* failure */ } switch (cmd_ptr[0]) { /* these commands are defined in RBC: */ case READ_10: case READ_CAPACITY: case START_STOP_UNIT: case SYNCHRONIZE_CACHE: case WRITE_10: case 0x2f: /* VERIFY_10 is absent from * scsi_all.h??? */ case INQUIRY: case MODE_SELECT_10: case MODE_SENSE_10: case TEST_UNIT_READY: case WRITE_BUFFER: /* * The following commands are not listed in my copy of the * RBC specs. CAM however seems to want those, and at least * the Sony DSC device appears to support those as well */ case REQUEST_SENSE: case PREVENT_ALLOW: bcopy(cmd_ptr, sc->sc_transfer.cmd_data, cmd_len); if ((sc->sc_quirks & RBC_PAD_TO_12) && (cmd_len < 12)) { bzero(sc->sc_transfer.cmd_data + cmd_len, 12 - cmd_len); cmd_len = 12; } sc->sc_transfer.cmd_len = cmd_len; return (1); /* sucess */ /* All other commands are not legal in RBC */ default: DPRINTF(sc, UDMASS_SCSI, "Unsupported RBC " "command 0x%02x\n", cmd_ptr[0]); return (0); /* failure */ } } static uint8_t umass_ufi_transform(struct umass_softc *sc, uint8_t *cmd_ptr, uint8_t cmd_len) { if ((cmd_len == 0) || (cmd_len > sizeof(sc->sc_transfer.cmd_data))) { DPRINTF(sc, UDMASS_SCSI, "Invalid command " "length: %d bytes\n", cmd_len); return (0); /* failure */ } /* An UFI command is always 12 bytes in length */ sc->sc_transfer.cmd_len = UFI_COMMAND_LENGTH; /* Zero the command data */ bzero(sc->sc_transfer.cmd_data, UFI_COMMAND_LENGTH); switch (cmd_ptr[0]) { /* * Commands of which the format has been verified. They * should work. Copy the command into the (zeroed out) * destination buffer. */ case TEST_UNIT_READY: if (sc->sc_quirks & NO_TEST_UNIT_READY) { /* * Some devices do not support this command. Start * Stop Unit should give the same results */ DPRINTF(sc, UDMASS_UFI, "Converted TEST_UNIT_READY " "to START_UNIT\n"); sc->sc_transfer.cmd_data[0] = START_STOP_UNIT; sc->sc_transfer.cmd_data[4] = SSS_START; return (1); } break; case REZERO_UNIT: case REQUEST_SENSE: case FORMAT_UNIT: case INQUIRY: case START_STOP_UNIT: case SEND_DIAGNOSTIC: case PREVENT_ALLOW: case READ_CAPACITY: case READ_10: case WRITE_10: case POSITION_TO_ELEMENT: /* SEEK_10 */ case WRITE_AND_VERIFY: case VERIFY: case MODE_SELECT_10: case MODE_SENSE_10: case READ_12: case WRITE_12: case READ_FORMAT_CAPACITIES: break; /* * SYNCHRONIZE_CACHE isn't supported by UFI, nor should it be * required for UFI devices, so it is appropriate to fake * success. */ case SYNCHRONIZE_CACHE: return (2); default: DPRINTF(sc, UDMASS_SCSI, "Unsupported UFI " "command 0x%02x\n", cmd_ptr[0]); return (0); /* failure */ } bcopy(cmd_ptr, sc->sc_transfer.cmd_data, cmd_len); return (1); /* success */ } /* * 8070i (ATAPI) specific functions */ static uint8_t umass_atapi_transform(struct umass_softc *sc, uint8_t *cmd_ptr, uint8_t cmd_len) { if ((cmd_len == 0) || (cmd_len > sizeof(sc->sc_transfer.cmd_data))) { DPRINTF(sc, UDMASS_SCSI, "Invalid command " "length: %d bytes\n", cmd_len); return (0); /* failure */ } /* An ATAPI command is always 12 bytes in length. */ sc->sc_transfer.cmd_len = ATAPI_COMMAND_LENGTH; /* Zero the command data */ bzero(sc->sc_transfer.cmd_data, ATAPI_COMMAND_LENGTH); switch (cmd_ptr[0]) { /* * Commands of which the format has been verified. They * should work. Copy the command into the destination * buffer. */ case INQUIRY: /* * some drives wedge when asked for full inquiry * information. */ if (sc->sc_quirks & FORCE_SHORT_INQUIRY) { bcopy(cmd_ptr, sc->sc_transfer.cmd_data, cmd_len); sc->sc_transfer.cmd_data[4] = SHORT_INQUIRY_LENGTH; return (1); } break; case TEST_UNIT_READY: if (sc->sc_quirks & NO_TEST_UNIT_READY) { DPRINTF(sc, UDMASS_SCSI, "Converted TEST_UNIT_READY " "to START_UNIT\n"); sc->sc_transfer.cmd_data[0] = START_STOP_UNIT; sc->sc_transfer.cmd_data[4] = SSS_START; return (1); } break; case REZERO_UNIT: case REQUEST_SENSE: case START_STOP_UNIT: case SEND_DIAGNOSTIC: case PREVENT_ALLOW: case READ_CAPACITY: case READ_10: case WRITE_10: case POSITION_TO_ELEMENT: /* SEEK_10 */ case SYNCHRONIZE_CACHE: case MODE_SELECT_10: case MODE_SENSE_10: case READ_BUFFER: case 0x42: /* READ_SUBCHANNEL */ case 0x43: /* READ_TOC */ case 0x44: /* READ_HEADER */ case 0x47: /* PLAY_MSF (Play Minute/Second/Frame) */ case 0x48: /* PLAY_TRACK */ case 0x49: /* PLAY_TRACK_REL */ case 0x4b: /* PAUSE */ case 0x51: /* READ_DISK_INFO */ case 0x52: /* READ_TRACK_INFO */ case 0x54: /* SEND_OPC */ case 0x59: /* READ_MASTER_CUE */ case 0x5b: /* CLOSE_TR_SESSION */ case 0x5c: /* READ_BUFFER_CAP */ case 0x5d: /* SEND_CUE_SHEET */ case 0xa1: /* BLANK */ case 0xa5: /* PLAY_12 */ case 0xa6: /* EXCHANGE_MEDIUM */ case 0xad: /* READ_DVD_STRUCTURE */ case 0xbb: /* SET_CD_SPEED */ case 0xe5: /* READ_TRACK_INFO_PHILIPS */ break;; case READ_12: case WRITE_12: default: DPRINTF(sc, UDMASS_SCSI, "Unsupported ATAPI " "command 0x%02x - trying anyway\n", cmd_ptr[0]); break;; } bcopy(cmd_ptr, sc->sc_transfer.cmd_data, cmd_len); return (1); /* success */ } static uint8_t umass_no_transform(struct umass_softc *sc, uint8_t *cmd, uint8_t cmdlen) { return (0); /* failure */ } static uint8_t umass_std_transform(struct umass_softc *sc, union ccb *ccb, uint8_t *cmd, uint8_t cmdlen) { uint8_t retval; retval = (sc->sc_transform) (sc, cmd, cmdlen); if (retval == 2) { ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); return (0); } else if (retval == 0) { ccb->ccb_h.status = CAM_REQ_INVALID; xpt_done(ccb); return (0); } /* Command should be executed */ return (1); } #if USB_DEBUG static void umass_bbb_dump_cbw(struct umass_softc *sc, umass_bbb_cbw_t *cbw) { uint8_t *c = cbw->CBWCDB; uint32_t dlen = UGETDW(cbw->dCBWDataTransferLength); uint32_t tag = UGETDW(cbw->dCBWTag); uint8_t clen = cbw->bCDBLength; uint8_t flags = cbw->bCBWFlags; uint8_t lun = cbw->bCBWLUN; DPRINTF(sc, UDMASS_BBB, "CBW %d: cmd = %db " "(0x%02x%02x%02x%02x%02x%02x%s), " "data = %db, lun = %d, dir = %s\n", tag, clen, c[0], c[1], c[2], c[3], c[4], c[5], (clen > 6 ? "..." : ""), dlen, lun, (flags == CBWFLAGS_IN ? "in" : (flags == CBWFLAGS_OUT ? "out" : ""))); } static void umass_bbb_dump_csw(struct umass_softc *sc, umass_bbb_csw_t *csw) { uint32_t sig = UGETDW(csw->dCSWSignature); uint32_t tag = UGETDW(csw->dCSWTag); uint32_t res = UGETDW(csw->dCSWDataResidue); uint8_t status = csw->bCSWStatus; DPRINTF(sc, UDMASS_BBB, "CSW %d: sig = 0x%08x (%s), tag = 0x%08x, " "res = %d, status = 0x%02x (%s)\n", tag, sig, (sig == CSWSIGNATURE ? "valid" : "invalid"), tag, res, status, (status == CSWSTATUS_GOOD ? "good" : (status == CSWSTATUS_FAILED ? "failed" : (status == CSWSTATUS_PHASE ? "phase" : "")))); } static void umass_cbi_dump_cmd(struct umass_softc *sc, void *cmd, uint8_t cmdlen) { uint8_t *c = cmd; uint8_t dir = sc->sc_transfer.dir; DPRINTF(sc, UDMASS_BBB, "cmd = %db " "(0x%02x%02x%02x%02x%02x%02x%s), " "data = %db, dir = %s\n", cmdlen, c[0], c[1], c[2], c[3], c[4], c[5], (cmdlen > 6 ? "..." : ""), sc->sc_transfer.data_len, (dir == DIR_IN ? "in" : (dir == DIR_OUT ? "out" : (dir == DIR_NONE ? "no data phase" : "")))); } static void umass_dump_buffer(struct umass_softc *sc, uint8_t *buffer, uint32_t buflen, uint32_t printlen) { uint32_t i, j; char s1[40]; char s2[40]; char s3[5]; s1[0] = '\0'; s3[0] = '\0'; sprintf(s2, " buffer=%p, buflen=%d", buffer, buflen); for (i = 0; (i < buflen) && (i < printlen); i++) { j = i % 16; if (j == 0 && i != 0) { DPRINTF(sc, UDMASS_GEN, "0x %s%s\n", s1, s2); s2[0] = '\0'; } sprintf(&s1[j * 2], "%02x", buffer[i] & 0xff); } if (buflen > printlen) sprintf(s3, " ..."); DPRINTF(sc, UDMASS_GEN, "0x %s%s%s\n", s1, s2, s3); } #endif