2 * Copyright (c) 2005-2011 HighPoint Technologies, Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <dev/hpt27xx/hpt27xx_config.h>
38 #include <sys/param.h>
39 #include <sys/types.h>
42 #include <sys/systm.h>
45 #include <sys/malloc.h>
47 #include <sys/libkern.h>
48 #include <sys/kernel.h>
50 #include <sys/kthread.h>
51 #include <sys/mutex.h>
52 #include <sys/module.h>
54 #include <sys/eventhandler.h>
56 #include <sys/taskqueue.h>
57 #include <sys/ioccom.h>
59 #include <machine/resource.h>
60 #include <machine/pci_cfgreg.h>
61 #include <machine/bus.h>
62 #include <machine/stdarg.h>
68 #include <dev/pci/pcireg.h>
69 #include <dev/pci/pcivar.h>
72 #include <cam/cam_ccb.h>
73 #include <cam/cam_sim.h>
74 #include <cam/cam_xpt_sim.h>
75 #include <cam/cam_debug.h>
76 #include <cam/cam_xpt_periph.h>
77 #include <cam/cam_periph.h>
78 #include <cam/scsi/scsi_all.h>
79 #include <cam/scsi/scsi_message.h>
82 typedef struct _INQUIRYDATA {
83 u_char DeviceType : 5;
84 u_char DeviceTypeQualifier : 3;
85 u_char DeviceTypeModifier : 7;
86 u_char RemovableMedia : 1;
88 u_char ResponseDataFormat;
89 u_char AdditionalLength;
92 u_char CommandQueue : 1;
94 u_char LinkedCommands : 1;
95 u_char Synchronous : 1;
98 u_char RelativeAddressing : 1;
100 u_char ProductId[16];
101 u_char ProductRevisionLevel[4];
102 u_char VendorSpecific[20];
103 u_char Reserved3[40];
105 __attribute__((packed))
106 INQUIRYDATA, *PINQUIRYDATA;
110 /* private headers */
112 #include <dev/hpt27xx/osm.h>
113 #include <dev/hpt27xx/him.h>
114 #include <dev/hpt27xx/ldm.h>
116 /* driver parameters */
117 extern const char driver_name[];
118 extern const char driver_name_long[];
119 extern const char driver_ver[];
120 extern int osm_max_targets;
123 * adapter/vbus extensions:
124 * each physical controller has an adapter_ext, passed to him.create_adapter()
125 * each vbus has a vbus_ext passed to ldm_create_vbus().
127 #define EXT_TYPE_HBA 1
128 #define EXT_TYPE_VBUS 2
130 typedef struct _hba {
132 LDM_ADAPTER ldm_adapter;
135 struct _vbus_ext *vbus_ext;
139 struct resource *res;
146 struct resource *irq_res;
151 typedef struct _os_cmdext {
152 struct _vbus_ext *vbus_ext;
153 struct _os_cmdext *next;
155 bus_dmamap_t dma_map;
156 #if (__FreeBSD_version >= 1000510)
157 struct callout timeout;
159 SG psg[os_max_sg_descriptors];
161 OS_CMDEXT, *POS_CMDEXT;
163 typedef struct _vbus_ext {
165 struct _vbus_ext *next;
167 struct freelist *freelist_head;
168 struct freelist *freelist_dma_head;
170 struct cam_sim *sim; /* sim for this vbus */
171 struct cam_path *path; /* peripheral, path, tgt, lun with this vbus */
172 struct mtx lock; /* general purpose lock */
173 bus_dma_tag_t io_dmat; /* I/O buffer DMA tag */
175 POS_CMDEXT cmdext_list;
179 #if (__FreeBSD_version >= 1000510)
180 struct callout timer;
182 struct callout_handle timer;
184 eventhandler_tag shutdown_eh;
186 /* the LDM vbus instance continues */
187 unsigned long vbus[0] __attribute__((aligned(sizeof(unsigned long))));
189 VBUS_EXT, *PVBUS_EXT;
191 #define hpt_lock_vbus(vbus_ext) mtx_lock(&(vbus_ext)->lock)
192 #define hpt_unlock_vbus(vbus_ext) mtx_unlock(&(vbus_ext)->lock)
193 #define hpt_assert_vbus_locked(vbus_ext) mtx_assert(&(vbus_ext)->lock, MA_OWNED)
196 #define HPT_OSM_TIMEOUT (20*hz) /* timeout value for OS commands */
198 #define HPT_DO_IOCONTROL _IOW('H', 0, HPT_IOCTL_PARAM)
200 #define HPT_SCAN_BUS _IO('H', 1)
202 #if __FreeBSD_version < 1000510
203 #define TASK_ENQUEUE(task) taskqueue_enqueue(taskqueue_swi_giant,(task));
205 #define TASK_ENQUEUE(task) taskqueue_enqueue(taskqueue_swi,(task));
208 static __inline int hpt_sleep(PVBUS_EXT vbus_ext, void *ident, int priority, const char *wmesg, int timo)
210 return msleep(ident, &vbus_ext->lock, priority, wmesg, timo);