1/*-
2 * Copyright (c) 2000 Michael Smith
3 * Copyright (c) 2001 Scott Long
4 * Copyright (c) 2000 BSDi
5 * Copyright (c) 2001-2010 Adaptec, Inc.
6 * Copyright (c) 2010-2012 PMC-Sierra, Inc.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
| 1/*-
2 * Copyright (c) 2000 Michael Smith
3 * Copyright (c) 2001 Scott Long
4 * Copyright (c) 2000 BSDi
5 * Copyright (c) 2001-2010 Adaptec, Inc.
6 * Copyright (c) 2010-2012 PMC-Sierra, Inc.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
|
32__FBSDID("$FreeBSD: head/sys/dev/aacraid/aacraid_pci.c 250963 2013-05-24 09:22:43Z achim $");
| 32__FBSDID("$FreeBSD: head/sys/dev/aacraid/aacraid_pci.c 254263 2013-08-12 23:30:01Z scottl $");
|
33
34/*
35 * PCI bus interface and resource allocation.
36 */
37
38#include "opt_aacraid.h"
39
40#include <sys/param.h>
41#include <sys/systm.h>
42#include <sys/kernel.h>
43#include <sys/module.h>
44
45#include <sys/bio.h>
46#include <sys/bus.h>
47#include <sys/conf.h>
48#include <sys/disk.h>
49
50#include <machine/bus.h>
51#include <machine/resource.h>
52#include <sys/rman.h>
53
54#include <dev/pci/pcireg.h>
55#include <dev/pci/pcivar.h>
56
57#include <dev/aacraid/aacraid_reg.h>
58#include <sys/aac_ioctl.h>
59#include <dev/aacraid/aacraid_debug.h>
60#include <dev/aacraid/aacraid_var.h>
61
62static int aacraid_pci_probe(device_t dev);
63static int aacraid_pci_attach(device_t dev);
64
65static device_method_t aacraid_methods[] = {
66 /* Device interface */
67 DEVMETHOD(device_probe, aacraid_pci_probe),
68 DEVMETHOD(device_attach, aacraid_pci_attach),
69 DEVMETHOD(device_detach, aacraid_detach),
70 DEVMETHOD(device_suspend, aacraid_suspend),
71 DEVMETHOD(device_resume, aacraid_resume),
72
73 DEVMETHOD(bus_print_child, bus_generic_print_child),
74 DEVMETHOD(bus_driver_added, bus_generic_driver_added),
75 { 0, 0 }
76};
77
78static driver_t aacraid_pci_driver = {
79 "aacraid",
80 aacraid_methods,
81 sizeof(struct aac_softc)
82};
83
84static devclass_t aacraid_devclass;
85
86DRIVER_MODULE(aacraid, pci, aacraid_pci_driver, aacraid_devclass, 0, 0);
87MODULE_DEPEND(aacraid, pci, 1, 1, 1);
88
89struct aac_ident
90{
91 u_int16_t vendor;
92 u_int16_t device;
93 u_int16_t subvendor;
94 u_int16_t subdevice;
95 int hwif;
96 int quirks;
97 char *desc;
98} aacraid_family_identifiers[] = {
99 {0x9005, 0x028b, 0, 0, AAC_HWIF_SRC, 0,
100 "Adaptec RAID Controller"},
101 {0x9005, 0x028c, 0, 0, AAC_HWIF_SRCV, 0,
102 "Adaptec RAID Controller"},
103 {0x9005, 0x028d, 0, 0, AAC_HWIF_SRCV, 0,
104 "Adaptec RAID Controller"},
105 {0x9005, 0x028f, 0, 0, AAC_HWIF_SRCV, 0,
106 "Adaptec RAID Controller"},
107 {0, 0, 0, 0, 0, 0, 0}
108};
109
110static struct aac_ident *
111aac_find_ident(device_t dev)
112{
113 struct aac_ident *m;
114 u_int16_t vendid, devid, sub_vendid, sub_devid;
115
116 vendid = pci_get_vendor(dev);
117 devid = pci_get_device(dev);
118 sub_vendid = pci_get_subvendor(dev);
119 sub_devid = pci_get_subdevice(dev);
120
121 for (m = aacraid_family_identifiers; m->vendor != 0; m++) {
122 if ((m->vendor == vendid) && (m->device == devid))
123 return (m);
124 }
125
126 return (NULL);
127}
128
129/*
130 * Determine whether this is one of our supported adapters.
131 */
132static int
133aacraid_pci_probe(device_t dev)
134{
135 struct aac_ident *id;
136
137 fwprintf(NULL, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
138
139 if ((id = aac_find_ident(dev)) != NULL) {
140 device_set_desc(dev, id->desc);
141 return(BUS_PROBE_DEFAULT);
142 }
143 return(ENXIO);
144}
145
146/*
147 * Allocate resources for our device, set up the bus interface.
148 */
149static int
150aacraid_pci_attach(device_t dev)
151{
152 struct aac_softc *sc;
153 struct aac_ident *id;
154 int error;
155 u_int32_t command;
156
157 fwprintf(NULL, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
158
159 /*
160 * Initialise softc.
161 */
162 sc = device_get_softc(dev);
163 bzero(sc, sizeof(*sc));
164 sc->aac_dev = dev;
165
166 /* assume failure is 'not configured' */
167 error = ENXIO;
168
169 /*
170 * Verify that the adapter is correctly set up in PCI space.
171 */
| 33
34/*
35 * PCI bus interface and resource allocation.
36 */
37
38#include "opt_aacraid.h"
39
40#include <sys/param.h>
41#include <sys/systm.h>
42#include <sys/kernel.h>
43#include <sys/module.h>
44
45#include <sys/bio.h>
46#include <sys/bus.h>
47#include <sys/conf.h>
48#include <sys/disk.h>
49
50#include <machine/bus.h>
51#include <machine/resource.h>
52#include <sys/rman.h>
53
54#include <dev/pci/pcireg.h>
55#include <dev/pci/pcivar.h>
56
57#include <dev/aacraid/aacraid_reg.h>
58#include <sys/aac_ioctl.h>
59#include <dev/aacraid/aacraid_debug.h>
60#include <dev/aacraid/aacraid_var.h>
61
62static int aacraid_pci_probe(device_t dev);
63static int aacraid_pci_attach(device_t dev);
64
65static device_method_t aacraid_methods[] = {
66 /* Device interface */
67 DEVMETHOD(device_probe, aacraid_pci_probe),
68 DEVMETHOD(device_attach, aacraid_pci_attach),
69 DEVMETHOD(device_detach, aacraid_detach),
70 DEVMETHOD(device_suspend, aacraid_suspend),
71 DEVMETHOD(device_resume, aacraid_resume),
72
73 DEVMETHOD(bus_print_child, bus_generic_print_child),
74 DEVMETHOD(bus_driver_added, bus_generic_driver_added),
75 { 0, 0 }
76};
77
78static driver_t aacraid_pci_driver = {
79 "aacraid",
80 aacraid_methods,
81 sizeof(struct aac_softc)
82};
83
84static devclass_t aacraid_devclass;
85
86DRIVER_MODULE(aacraid, pci, aacraid_pci_driver, aacraid_devclass, 0, 0);
87MODULE_DEPEND(aacraid, pci, 1, 1, 1);
88
89struct aac_ident
90{
91 u_int16_t vendor;
92 u_int16_t device;
93 u_int16_t subvendor;
94 u_int16_t subdevice;
95 int hwif;
96 int quirks;
97 char *desc;
98} aacraid_family_identifiers[] = {
99 {0x9005, 0x028b, 0, 0, AAC_HWIF_SRC, 0,
100 "Adaptec RAID Controller"},
101 {0x9005, 0x028c, 0, 0, AAC_HWIF_SRCV, 0,
102 "Adaptec RAID Controller"},
103 {0x9005, 0x028d, 0, 0, AAC_HWIF_SRCV, 0,
104 "Adaptec RAID Controller"},
105 {0x9005, 0x028f, 0, 0, AAC_HWIF_SRCV, 0,
106 "Adaptec RAID Controller"},
107 {0, 0, 0, 0, 0, 0, 0}
108};
109
110static struct aac_ident *
111aac_find_ident(device_t dev)
112{
113 struct aac_ident *m;
114 u_int16_t vendid, devid, sub_vendid, sub_devid;
115
116 vendid = pci_get_vendor(dev);
117 devid = pci_get_device(dev);
118 sub_vendid = pci_get_subvendor(dev);
119 sub_devid = pci_get_subdevice(dev);
120
121 for (m = aacraid_family_identifiers; m->vendor != 0; m++) {
122 if ((m->vendor == vendid) && (m->device == devid))
123 return (m);
124 }
125
126 return (NULL);
127}
128
129/*
130 * Determine whether this is one of our supported adapters.
131 */
132static int
133aacraid_pci_probe(device_t dev)
134{
135 struct aac_ident *id;
136
137 fwprintf(NULL, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
138
139 if ((id = aac_find_ident(dev)) != NULL) {
140 device_set_desc(dev, id->desc);
141 return(BUS_PROBE_DEFAULT);
142 }
143 return(ENXIO);
144}
145
146/*
147 * Allocate resources for our device, set up the bus interface.
148 */
149static int
150aacraid_pci_attach(device_t dev)
151{
152 struct aac_softc *sc;
153 struct aac_ident *id;
154 int error;
155 u_int32_t command;
156
157 fwprintf(NULL, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
158
159 /*
160 * Initialise softc.
161 */
162 sc = device_get_softc(dev);
163 bzero(sc, sizeof(*sc));
164 sc->aac_dev = dev;
165
166 /* assume failure is 'not configured' */
167 error = ENXIO;
168
169 /*
170 * Verify that the adapter is correctly set up in PCI space.
171 */
|
| 172 pci_enable_busmaster(dev);
|
172 command = pci_read_config(sc->aac_dev, PCIR_COMMAND, 2);
| 173 command = pci_read_config(sc->aac_dev, PCIR_COMMAND, 2);
|
173 command |= PCIM_CMD_BUSMASTEREN;
174 pci_write_config(dev, PCIR_COMMAND, command, 2);
175 command = pci_read_config(sc->aac_dev, PCIR_COMMAND, 2);
| |
176 if (!(command & PCIM_CMD_BUSMASTEREN)) {
177 device_printf(sc->aac_dev, "can't enable bus-master feature\n");
178 goto out;
179 }
| 174 if (!(command & PCIM_CMD_BUSMASTEREN)) {
175 device_printf(sc->aac_dev, "can't enable bus-master feature\n");
176 goto out;
177 }
|
180 if ((command & PCIM_CMD_MEMEN) == 0) {
181 device_printf(sc->aac_dev, "memory window not available\n");
182 goto out;
183 }
| |
184
185 /*
186 * Detect the hardware interface version, set up the bus interface
187 * indirection.
188 */
189 id = aac_find_ident(dev);
190 sc->aac_hwif = id->hwif;
191 switch(sc->aac_hwif) {
192 case AAC_HWIF_SRC:
193 fwprintf(sc, HBA_FLAGS_DBG_INIT_B, "set hardware up for PMC SRC");
194 sc->aac_if = aacraid_src_interface;
195 break;
196 case AAC_HWIF_SRCV:
197 fwprintf(sc, HBA_FLAGS_DBG_INIT_B, "set hardware up for PMC SRCv");
198 sc->aac_if = aacraid_srcv_interface;
199 break;
200 default:
201 sc->aac_hwif = AAC_HWIF_UNKNOWN;
202 device_printf(sc->aac_dev, "unknown hardware type\n");
203 error = ENXIO;
204 goto out;
205 }
206
207 /* assume failure is 'out of memory' */
208 error = ENOMEM;
209
210 /*
211 * Allocate the PCI register window.
212 */
213 sc->aac_regs_rid0 = PCIR_BAR(0);
214 if ((sc->aac_regs_res0 = bus_alloc_resource_any(sc->aac_dev,
215 SYS_RES_MEMORY, &sc->aac_regs_rid0, RF_ACTIVE)) == NULL) {
216 device_printf(sc->aac_dev,
217 "couldn't allocate register window 0\n");
218 goto out;
219 }
220 sc->aac_btag0 = rman_get_bustag(sc->aac_regs_res0);
221 sc->aac_bhandle0 = rman_get_bushandle(sc->aac_regs_res0);
222
223 sc->aac_regs_rid1 = PCIR_BAR(2);
224 if ((sc->aac_regs_res1 = bus_alloc_resource_any(sc->aac_dev,
225 SYS_RES_MEMORY, &sc->aac_regs_rid1, RF_ACTIVE)) == NULL) {
226 device_printf(sc->aac_dev,
227 "couldn't allocate register window 1\n");
228 goto out;
229 }
230 sc->aac_btag1 = rman_get_bustag(sc->aac_regs_res1);
231 sc->aac_bhandle1 = rman_get_bushandle(sc->aac_regs_res1);
232
233 /*
234 * Allocate the parent bus DMA tag appropriate for our PCI interface.
235 *
236 * Note that some of these controllers are 64-bit capable.
237 */
238 if (bus_dma_tag_create(bus_get_dma_tag(dev), /* parent */
239 PAGE_SIZE, 0, /* algnmnt, boundary */
240 BUS_SPACE_MAXADDR, /* lowaddr */
241 BUS_SPACE_MAXADDR, /* highaddr */
242 NULL, NULL, /* filter, filterarg */
243 BUS_SPACE_MAXSIZE_32BIT, /* maxsize */
244 BUS_SPACE_UNRESTRICTED, /* nsegments */
245 BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
246 0, /* flags */
247 NULL, NULL, /* No locking needed */
248 &sc->aac_parent_dmat)) {
249 device_printf(sc->aac_dev, "can't allocate parent DMA tag\n");
250 goto out;
251 }
252
253 /* Set up quirks */
254 sc->flags = id->quirks;
255
256 /*
257 * Do bus-independent initialisation.
258 */
259 error = aacraid_attach(sc);
260
261out:
262 if (error)
263 aacraid_free(sc);
264 return(error);
265}
| 178
179 /*
180 * Detect the hardware interface version, set up the bus interface
181 * indirection.
182 */
183 id = aac_find_ident(dev);
184 sc->aac_hwif = id->hwif;
185 switch(sc->aac_hwif) {
186 case AAC_HWIF_SRC:
187 fwprintf(sc, HBA_FLAGS_DBG_INIT_B, "set hardware up for PMC SRC");
188 sc->aac_if = aacraid_src_interface;
189 break;
190 case AAC_HWIF_SRCV:
191 fwprintf(sc, HBA_FLAGS_DBG_INIT_B, "set hardware up for PMC SRCv");
192 sc->aac_if = aacraid_srcv_interface;
193 break;
194 default:
195 sc->aac_hwif = AAC_HWIF_UNKNOWN;
196 device_printf(sc->aac_dev, "unknown hardware type\n");
197 error = ENXIO;
198 goto out;
199 }
200
201 /* assume failure is 'out of memory' */
202 error = ENOMEM;
203
204 /*
205 * Allocate the PCI register window.
206 */
207 sc->aac_regs_rid0 = PCIR_BAR(0);
208 if ((sc->aac_regs_res0 = bus_alloc_resource_any(sc->aac_dev,
209 SYS_RES_MEMORY, &sc->aac_regs_rid0, RF_ACTIVE)) == NULL) {
210 device_printf(sc->aac_dev,
211 "couldn't allocate register window 0\n");
212 goto out;
213 }
214 sc->aac_btag0 = rman_get_bustag(sc->aac_regs_res0);
215 sc->aac_bhandle0 = rman_get_bushandle(sc->aac_regs_res0);
216
217 sc->aac_regs_rid1 = PCIR_BAR(2);
218 if ((sc->aac_regs_res1 = bus_alloc_resource_any(sc->aac_dev,
219 SYS_RES_MEMORY, &sc->aac_regs_rid1, RF_ACTIVE)) == NULL) {
220 device_printf(sc->aac_dev,
221 "couldn't allocate register window 1\n");
222 goto out;
223 }
224 sc->aac_btag1 = rman_get_bustag(sc->aac_regs_res1);
225 sc->aac_bhandle1 = rman_get_bushandle(sc->aac_regs_res1);
226
227 /*
228 * Allocate the parent bus DMA tag appropriate for our PCI interface.
229 *
230 * Note that some of these controllers are 64-bit capable.
231 */
232 if (bus_dma_tag_create(bus_get_dma_tag(dev), /* parent */
233 PAGE_SIZE, 0, /* algnmnt, boundary */
234 BUS_SPACE_MAXADDR, /* lowaddr */
235 BUS_SPACE_MAXADDR, /* highaddr */
236 NULL, NULL, /* filter, filterarg */
237 BUS_SPACE_MAXSIZE_32BIT, /* maxsize */
238 BUS_SPACE_UNRESTRICTED, /* nsegments */
239 BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
240 0, /* flags */
241 NULL, NULL, /* No locking needed */
242 &sc->aac_parent_dmat)) {
243 device_printf(sc->aac_dev, "can't allocate parent DMA tag\n");
244 goto out;
245 }
246
247 /* Set up quirks */
248 sc->flags = id->quirks;
249
250 /*
251 * Do bus-independent initialisation.
252 */
253 error = aacraid_attach(sc);
254
255out:
256 if (error)
257 aacraid_free(sc);
258 return(error);
259}
|