1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) HighPoint Technologies, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 #include <dev/hptrr/hptrr_config.h> 31 /* $Id: os_bsd.h,v 1.18 2006/04/11 08:19:02 gmm Exp $ 32 * 33 * HighPoint RAID Driver for FreeBSD 34 * Copyright (C) 2005 HighPoint Technologies, Inc. All Rights Reserved. 35 */ 36 37 #ifndef _OS_BSD_H 38 #define _OS_BSD_H 39 40 #ifndef DBG 41 #define DBG 0 42 #endif 43 44 #include <sys/param.h> 45 #include <sys/types.h> 46 #include <sys/cons.h> 47 #include <sys/time.h> 48 #include <sys/systm.h> 49 50 #include <sys/stat.h> 51 #include <sys/malloc.h> 52 #include <sys/conf.h> 53 #include <sys/libkern.h> 54 #include <sys/kernel.h> 55 56 #include <sys/kthread.h> 57 #include <sys/mutex.h> 58 #include <sys/module.h> 59 60 #include <sys/eventhandler.h> 61 #include <sys/bus.h> 62 #include <sys/taskqueue.h> 63 #include <sys/ioccom.h> 64 65 #include <machine/resource.h> 66 #include <machine/bus.h> 67 #include <machine/stdarg.h> 68 #include <sys/rman.h> 69 70 #include <vm/vm.h> 71 #include <vm/pmap.h> 72 73 #include <dev/pci/pcireg.h> 74 #include <dev/pci/pcivar.h> 75 76 #include <cam/cam.h> 77 #include <cam/cam_ccb.h> 78 #include <cam/cam_sim.h> 79 #include <cam/cam_xpt_sim.h> 80 #include <cam/cam_debug.h> 81 #include <cam/cam_periph.h> 82 #include <cam/scsi/scsi_all.h> 83 #include <cam/scsi/scsi_message.h> 84 85 86 87 typedef struct _INQUIRYDATA { 88 u_char DeviceType : 5; 89 u_char DeviceTypeQualifier : 3; 90 u_char DeviceTypeModifier : 7; 91 u_char RemovableMedia : 1; 92 u_char Versions; 93 u_char ResponseDataFormat; 94 u_char AdditionalLength; 95 u_char Reserved[2]; 96 u_char SoftReset : 1; 97 u_char CommandQueue : 1; 98 u_char Reserved2 : 1; 99 u_char LinkedCommands : 1; 100 u_char Synchronous : 1; 101 u_char Wide16Bit : 1; 102 u_char Wide32Bit : 1; 103 u_char RelativeAddressing : 1; 104 u_char VendorId[8]; 105 u_char ProductId[16]; 106 u_char ProductRevisionLevel[4]; 107 u_char VendorSpecific[20]; 108 u_char Reserved3[40]; 109 } 110 __attribute__((packed)) 111 INQUIRYDATA, *PINQUIRYDATA; 112 113 #endif 114 115 /* private headers */ 116 117 #include <dev/hptrr/osm.h> 118 #include <dev/hptrr/him.h> 119 #include <dev/hptrr/ldm.h> 120 121 /* driver parameters */ 122 extern char driver_name[]; 123 extern char driver_name_long[]; 124 extern char driver_ver[]; 125 extern int osm_max_targets; 126 127 /* 128 * adapter/vbus extensions: 129 * each physical controller has an adapter_ext, passed to him.create_adapter() 130 * each vbus has a vbus_ext passed to ldm_create_vbus(). 131 */ 132 #define EXT_TYPE_HBA 1 133 #define EXT_TYPE_VBUS 2 134 135 typedef struct _hba { 136 int ext_type; 137 LDM_ADAPTER ldm_adapter; 138 device_t pcidev; 139 PCI_ADDRESS pciaddr; 140 struct _vbus_ext *vbus_ext; 141 struct _hba *next; 142 143 struct { 144 struct resource *res; 145 int type; 146 int rid; 147 void *base; 148 } 149 pcibar[6]; 150 151 struct resource *irq_res; 152 void *irq_handle; 153 } 154 HBA, *PHBA; 155 156 typedef struct _os_cmdext { 157 struct _vbus_ext *vbus_ext; 158 struct _os_cmdext *next; 159 union ccb *ccb; 160 bus_dmamap_t dma_map; 161 struct callout timeout; 162 SG psg[os_max_sg_descriptors]; 163 } 164 OS_CMDEXT, *POS_CMDEXT; 165 166 typedef struct _vbus_ext { 167 int ext_type; 168 struct _vbus_ext *next; 169 PHBA hba_list; 170 struct freelist *freelist_head; 171 struct freelist *freelist_dma_head; 172 173 struct cam_sim *sim; /* sim for this vbus */ 174 struct cam_path *path; /* peripheral, path, tgt, lun with this vbus */ 175 struct mtx lock; /* general purpose lock */ 176 bus_dma_tag_t io_dmat; /* I/O buffer DMA tag */ 177 178 POS_CMDEXT cmdext_list; 179 180 OSM_TASK *tasks; 181 struct task worker; 182 183 struct callout timer; 184 185 eventhandler_tag shutdown_eh; 186 187 /* the LDM vbus instance continues */ 188 unsigned long vbus[0] __attribute__((aligned(sizeof(unsigned long)))); 189 } 190 VBUS_EXT, *PVBUS_EXT; 191 192 #define hpt_lock_vbus(vbus_ext) mtx_lock(&(vbus_ext)->lock) 193 #define hpt_unlock_vbus(vbus_ext) mtx_unlock(&(vbus_ext)->lock) 194 #define hpt_assert_vbus_locked(vbus_ext) mtx_assert(&(vbus_ext)->lock, MA_OWNED) 195 196 197 #define HPT_OSM_TIMEOUT (20*hz) /* timeout value for OS commands */ 198 199 #define HPT_DO_IOCONTROL _IOW('H', 0, HPT_IOCTL_PARAM) 200 201 #define HPT_SCAN_BUS _IO('H', 1) 202 203 #define TASK_ENQUEUE(task) taskqueue_enqueue(taskqueue_swi,(task)); 204 205 static __inline int hpt_sleep(PVBUS_EXT vbus_ext, void *ident, int priority, const char *wmesg, int timo) 206 { 207 return msleep(ident, &vbus_ext->lock, priority, wmesg, timo); 208 } 209