1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 #ifndef _PORTIF_H 26 #define _PORTIF_H 27 28 /* 29 * Definitions for stmf local ports and port providers. 30 */ 31 32 #include <sys/stmf_defines.h> 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 typedef struct stmf_dbuf_store { 39 void *ds_stmf_private; 40 void *ds_port_private; 41 42 stmf_data_buf_t *(*ds_alloc_data_buf)(struct scsi_task *task, 43 uint32_t size, uint32_t *pminsize, uint32_t flags); 44 void (*ds_free_data_buf)( 45 struct stmf_dbuf_store *ds, stmf_data_buf_t *dbuf); 46 } stmf_dbuf_store_t; 47 48 #define PORTIF_REV_1 0x00010000 49 50 typedef struct stmf_local_port { 51 void *lport_stmf_private; 52 void *lport_port_private; 53 54 uint32_t lport_abort_timeout; 55 56 struct scsi_devid_desc *lport_id; 57 char *lport_alias; 58 struct stmf_port_provider *lport_pp; 59 struct stmf_dbuf_store *lport_ds; 60 /* lport ops */ 61 stmf_status_t (*lport_xfer_data)(struct scsi_task *task, 62 struct stmf_data_buf *dbuf, uint32_t ioflags); 63 stmf_status_t (*lport_send_status)(struct scsi_task *task, 64 uint32_t ioflags); 65 void (*lport_task_free)(struct scsi_task *task); 66 stmf_status_t (*lport_abort)(struct stmf_local_port *lport, 67 int abort_cmd, void *arg, uint32_t flags); 68 void (*lport_task_poll)(struct scsi_task *task); 69 void (*lport_ctl)(struct stmf_local_port *lport, 70 int cmd, void *arg); 71 stmf_status_t (*lport_info)(uint32_t cmd, 72 struct stmf_local_port *lport, void *arg, uint8_t *buf, 73 uint32_t *bufsizep); 74 void (*lport_event_handler)( 75 struct stmf_local_port *lport, int eventid, void *arg, 76 uint32_t flags); 77 } stmf_local_port_t; 78 79 /* 80 * abort cmd 81 */ 82 #define STMF_LPORT_ABORT_TASK 0x40 83 84 typedef struct stmf_port_provider { 85 void *pp_stmf_private; 86 void *pp_provider_private; 87 88 uint32_t pp_portif_rev; /* Currently PORTIF_REV_1 */ 89 int pp_instance; 90 char *pp_name; 91 void (*pp_cb)(struct stmf_port_provider *pp, 92 int cmd, void *arg, uint32_t flags); 93 } stmf_port_provider_t; 94 95 #define STMF_SESSION_ID_NONE ((uint64_t)0) 96 97 typedef struct stmf_scsi_session { 98 void *ss_stmf_private; 99 void *ss_port_private; 100 101 struct scsi_devid_desc *ss_rport_id; 102 char *ss_rport_alias; 103 struct stmf_local_port *ss_lport; 104 uint64_t ss_session_id; 105 } stmf_scsi_session_t; 106 107 stmf_status_t stmf_register_port_provider(stmf_port_provider_t *pp); 108 stmf_status_t stmf_deregister_port_provider(stmf_port_provider_t *pp); 109 stmf_status_t stmf_register_local_port(stmf_local_port_t *lportp); 110 stmf_status_t stmf_deregister_local_port(stmf_local_port_t *lport); 111 stmf_status_t stmf_register_scsi_session(stmf_local_port_t *lport, 112 stmf_scsi_session_t *ss); 113 void stmf_deregister_scsi_session(stmf_local_port_t *lport, 114 stmf_scsi_session_t *ss); 115 void stmf_set_port_standby(stmf_local_port_t *lport, uint16_t rtpid); 116 117 #ifdef __cplusplus 118 } 119 #endif 120 121 #endif /* _PORTIF_H */ 122