4470fe9dbe
firewire.c -- expand a comment and repair a typo sbp.h -- define Logical Unit Reset so it can be used in sbp_targ Reviewed by: scottl@freebsd.org
204 lines
5.3 KiB
C
204 lines
5.3 KiB
C
/*-
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* Copyright (c) 2003 Hidetoshi Shimokawa
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* Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the acknowledgement as bellow:
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*
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* This product includes software developed by K. Kobayashi and H. Shimokawa
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*
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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*/
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#define ORB_NOTIFY (1 << 31)
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#define ORB_FMT_STD (0 << 29)
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#define ORB_FMT_VED (2 << 29)
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#define ORB_FMT_NOP (3 << 29)
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#define ORB_FMT_MSK (3 << 29)
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#define ORB_EXV (1 << 28)
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/* */
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#define ORB_CMD_IN (1 << 27)
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/* */
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#define ORB_CMD_SPD(x) ((x) << 24)
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#define ORB_CMD_MAXP(x) ((x) << 20)
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#define ORB_RCN_TMO(x) ((x) << 20)
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#define ORB_CMD_PTBL (1 << 19)
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#define ORB_CMD_PSZ(x) ((x) << 16)
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#define ORB_FUN_LGI (0 << 16)
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#define ORB_FUN_QLG (1 << 16)
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#define ORB_FUN_RCN (3 << 16)
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#define ORB_FUN_LGO (7 << 16)
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#define ORB_FUN_ATA (0xb << 16)
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#define ORB_FUN_ATS (0xc << 16)
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#define ORB_FUN_LUR (0xe << 16)
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#define ORB_FUN_RST (0xf << 16)
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#define ORB_FUN_MSK (0xf << 16)
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#define ORB_FUN_RUNQUEUE 0xffff
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#define ORB_RES_CMPL 0
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#define ORB_RES_FAIL 1
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#define ORB_RES_ILLE 2
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#define ORB_RES_VEND 3
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#define SBP_DEBUG(x) if (debug > x) {
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#define END_DEBUG }
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struct ind_ptr {
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uint32_t hi,lo;
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};
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#define SBP_RECV_LEN 32
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struct sbp_login_res{
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uint16_t len;
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uint16_t id;
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uint16_t res0;
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uint16_t cmd_hi;
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uint32_t cmd_lo;
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uint16_t res1;
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uint16_t recon_hold;
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};
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struct sbp_status{
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#if BYTE_ORDER == BIG_ENDIAN
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uint8_t src:2,
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resp:2,
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dead:1,
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len:3;
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#else
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uint8_t len:3,
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dead:1,
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resp:2,
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src:2;
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#endif
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uint8_t status;
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uint16_t orb_hi;
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uint32_t orb_lo;
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uint32_t data[6];
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};
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/* src */
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#define SRC_NEXT_EXISTS 0
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#define SRC_NO_NEXT 1
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#define SRC_UNSOL 2
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/* resp */
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#define SBP_REQ_CMP 0 /* request complete */
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#define SBP_TRANS_FAIL 1 /* transport failure */
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#define SBP_ILLE_REQ 2 /* illegal request */
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#define SBP_VEND_DEP 3 /* vendor dependent */
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/* status (resp == 0) */
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/* 0: No additional Information to report */
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/* 1: Request Type not supported */
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/* 2: Speed not supported */
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/* 3: Page size not supported */
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/* 4: Access denied */
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#define STATUS_ACCESS_DENY 4
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#define STATUS_LUR 5
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/* 6: Maximum payload too small */
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/* 7: Reserved for future standardization */
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/* 8: Resource unavailabe */
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#define STATUS_RES_UNAVAIL 8
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/* 9: Function Rejected */
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/* 10: Login ID not recognized */
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/* 11: Dummy ORB completed */
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/* 12: Request aborted */
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/* 255: Unspecified error */
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/* status (resp == 1) */
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/* Referenced object */
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#define OBJ_ORB (0 << 6) /* 0: ORB */
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#define OBJ_DATA (1 << 6) /* 1: Data buffer */
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#define OBJ_PT (2 << 6) /* 2: Page table */
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#define OBJ_UNSPEC (3 << 6) /* 3: Unable to specify */
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/* Serial bus error */
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/* 0: Missing acknowledge */
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/* 1: Reserved; not to be used */
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/* 2: Time-out error */
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#define SBE_TIMEOUT 2
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/* 3: Reserved; not to be used */
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/* 4: Busy retry limit exceeded: ack_busy_X */
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/* 5: Busy retry limit exceeded: ack_busy_A */
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/* 6: Busy retry limit exceeded: ack_busy_B */
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/* 7-A: Reserved for future standardization */
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/* B: Tardy retry limit exceeded */
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/* C: Confilict error */
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/* D: Data error */
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/* E: Type error */
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/* F: Address error */
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struct sbp_cmd_status{
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#define SBP_SFMT_CURR 0
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#define SBP_SFMT_DEFER 1
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#if BYTE_ORDER == BIG_ENDIAN
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uint8_t sfmt:2,
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status:6;
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uint8_t valid:1,
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mark:1,
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eom:1,
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ill_len:1,
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s_key:4;
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#else
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uint8_t status:6,
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sfmt:2;
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uint8_t s_key:4,
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ill_len:1,
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eom:1,
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mark:1,
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valid:1;
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#endif
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uint8_t s_code;
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uint8_t s_qlfr;
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uint32_t info;
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uint32_t cdb;
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uint8_t fru;
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uint8_t s_keydep[3];
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uint32_t vend[2];
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};
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#define ORB_FUN_NAMES \
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/* 0 */ "LOGIN", \
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/* 1 */ "QUERY LOGINS", \
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/* 2 */ "Reserved", \
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/* 3 */ "RECONNECT", \
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/* 4 */ "SET PASSWORD", \
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/* 5 */ "Reserved", \
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/* 6 */ "Reserved", \
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/* 7 */ "LOGOUT", \
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/* 8 */ "Reserved", \
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/* 9 */ "Reserved", \
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/* A */ "Reserved", \
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/* B */ "ABORT TASK", \
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/* C */ "ABORT TASK SET", \
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/* D */ "Reserved", \
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/* E */ "LOGICAL UNIT RESET", \
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/* F */ "TARGET RESET"
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