1/*- 2 * Copyright (c) 1998,1999,2000 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 *
| 1/*- 2 * Copyright (c) 1998,1999,2000 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 *
|
28 * $FreeBSD: head/sys/dev/ata/ata-all.c 56988 2000-02-04 10:20:22Z sos $
| 28 * $FreeBSD: head/sys/dev/ata/ata-all.c 57325 2000-02-18 20:57:33Z sos $
|
29 */ 30 31#include "ata.h"
| 29 */ 30 31#include "ata.h"
|
32#include "apm.h"
| |
33#include "isa.h"
| 32#include "isa.h"
|
| 33#include "card.h"
|
34#include "pci.h" 35#include "atadisk.h" 36#include "atapicd.h" 37#include "atapifd.h" 38#include "atapist.h" 39#include "opt_global.h" 40#include "opt_ata.h" 41#include <sys/param.h> 42#include <sys/systm.h> 43#include <sys/kernel.h> 44#include <sys/disk.h> 45#include <sys/module.h> 46#include <sys/bus.h> 47#include <sys/buf.h> 48#include <sys/malloc.h> 49#include <sys/devicestat.h> 50#include <sys/sysctl.h> 51#include <machine/stdarg.h> 52#include <vm/vm.h> 53#include <vm/pmap.h> 54#include <machine/resource.h> 55#include <machine/bus.h> 56#include <sys/rman.h> 57#if NPCI > 0 58#include <pci/pcivar.h> 59#include <pci/pcireg.h> 60#endif 61#include <isa/isavar.h> 62#include <isa/isareg.h> 63#include <machine/clock.h> 64#ifdef __i386__ 65#include <machine/smp.h> 66#include <i386/isa/intr_machdep.h> 67#endif
| 34#include "pci.h" 35#include "atadisk.h" 36#include "atapicd.h" 37#include "atapifd.h" 38#include "atapist.h" 39#include "opt_global.h" 40#include "opt_ata.h" 41#include <sys/param.h> 42#include <sys/systm.h> 43#include <sys/kernel.h> 44#include <sys/disk.h> 45#include <sys/module.h> 46#include <sys/bus.h> 47#include <sys/buf.h> 48#include <sys/malloc.h> 49#include <sys/devicestat.h> 50#include <sys/sysctl.h> 51#include <machine/stdarg.h> 52#include <vm/vm.h> 53#include <vm/pmap.h> 54#include <machine/resource.h> 55#include <machine/bus.h> 56#include <sys/rman.h> 57#if NPCI > 0 58#include <pci/pcivar.h> 59#include <pci/pcireg.h> 60#endif 61#include <isa/isavar.h> 62#include <isa/isareg.h> 63#include <machine/clock.h> 64#ifdef __i386__ 65#include <machine/smp.h> 66#include <i386/isa/intr_machdep.h> 67#endif
|
68#if NAPM > 0 69#include <machine/apm_bios.h>
| 68#ifdef __alpha__ 69#include <machine/md_var.h>
|
70#endif 71#include <dev/ata/ata-all.h> 72#include <dev/ata/ata-disk.h> 73#include <dev/ata/atapi-all.h> 74 75/* misc defines */
| 70#endif 71#include <dev/ata/ata-all.h> 72#include <dev/ata/ata-disk.h> 73#include <dev/ata/atapi-all.h> 74 75/* misc defines */
|
76#if SMP == 0 77#define isa_apic_irq(x) x 78#endif 79#define IOMASK 0xfffffffc
| 76#define IOMASK 0xfffffffc 77#define ATA_IOADDR_RID 0 78#define ATA_ALTIOADDR_RID 1 79#define ATA_BMADDR_RID 2
|
80 81/* prototypes */
| 80 81/* prototypes */
|
82static int32_t ata_probe(int32_t, int32_t, int32_t, device_t, int32_t *); 83static void ata_attach(void *);
| 82static int ata_probe(device_t); 83static int ata_attach(device_t); 84static int ata_detach(device_t); 85static int ata_resume(device_t); 86static void ata_boot_attach(void); 87static void ata_intr(void *);
|
84static int32_t ata_getparam(struct ata_softc *, int32_t, u_int8_t);
| 88static int32_t ata_getparam(struct ata_softc *, int32_t, u_int8_t);
|
85static void ataintr(void *);
| |
86static int8_t *active2str(int32_t); 87static void bswap(int8_t *, int32_t); 88static void btrim(int8_t *, int32_t); 89static void bpack(int8_t *, int8_t *, int32_t); 90 91/* local vars */
| 89static int8_t *active2str(int32_t); 90static void bswap(int8_t *, int32_t); 91static void btrim(int8_t *, int32_t); 92static void bpack(int8_t *, int8_t *, int32_t); 93 94/* local vars */
|
92static int32_t atanlun = 2; 93static struct intr_config_hook *ata_attach_hook = NULL;
| |
94static devclass_t ata_devclass;
| 95static devclass_t ata_devclass;
|
95struct ata_softc *atadevices[MAXATA];
| 96static devclass_t ata_pci_devclass; 97static struct intr_config_hook *ata_delayed_attach = NULL; 98static char ata_conf[256];
|
96MALLOC_DEFINE(M_ATA, "ATA generic", "ATA driver generic layer"); 97 98#if NISA > 0 99static struct isa_pnp_id ata_ids[] = { 100 {0x0006d041, "Generic ESDI/IDE/ATA controller"}, /* PNP0600 */ 101 {0x0106d041, "Plus Hardcard II"}, /* PNP0601 */ 102 {0x0206d041, "Plus Hardcard IIXL/EZ"}, /* PNP0602 */ 103 {0x0306d041, "Generic ATA"}, /* PNP0603 */ 104 {0} 105}; 106 107static int
| 99MALLOC_DEFINE(M_ATA, "ATA generic", "ATA driver generic layer"); 100 101#if NISA > 0 102static struct isa_pnp_id ata_ids[] = { 103 {0x0006d041, "Generic ESDI/IDE/ATA controller"}, /* PNP0600 */ 104 {0x0106d041, "Plus Hardcard II"}, /* PNP0601 */ 105 {0x0206d041, "Plus Hardcard IIXL/EZ"}, /* PNP0602 */ 106 {0x0306d041, "Generic ATA"}, /* PNP0603 */ 107 {0} 108}; 109 110static int
|
108ata_isaprobe(device_t dev)
| 111ata_isa_probe(device_t dev)
|
109{
| 112{
|
| 113 struct ata_softc *scp = device_get_softc(dev);
|
110 struct resource *port; 111 int rid;
| 114 struct resource *port; 115 int rid;
|
112 int32_t ctlr, res; 113 int32_t lun;
| 116 u_long tmp;
|
114
| 117
|
115 /* Check isapnp ids */
| 118 /* check isapnp ids */
|
116 if (ISA_PNP_PROBE(device_get_parent(dev), dev, ata_ids) == ENXIO) 117 return ENXIO; 118
| 119 if (ISA_PNP_PROBE(device_get_parent(dev), dev, ata_ids) == ENXIO) 120 return ENXIO; 121
|
119 /* Allocate the port range */ 120 rid = 0; 121 port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1, RF_ACTIVE);
| 122 /* allocate the port range */ 123 rid = ATA_IOADDR_RID; 124 port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 125 ATA_IOSIZE, RF_ACTIVE);
|
122 if (!port) 123 return ENOMEM; 124
| 126 if (!port) 127 return ENOMEM; 128
|
125 /* check if allready in use by a PCI device */ 126 for (ctlr = 0; ctlr < atanlun; ctlr++) { 127 if (atadevices[ctlr] && atadevices[ctlr]->ioaddr==rman_get_start(port)){ 128 printf("ata-isa%d: already registered as ata%d\n", 129 device_get_unit(dev), ctlr); 130 bus_release_resource(dev, SYS_RES_IOPORT, 0, port); 131 return ENXIO; 132 }
| 129 /* alloctate the altport range */ 130 if (bus_get_resource(dev, SYS_RES_IOPORT, 1, &tmp, &tmp)) { 131 bus_set_resource(dev, SYS_RES_IOPORT, 1, 132 rman_get_start(port) + ATA_ALTPORT, 133 ATA_ALTIOSIZE);
|
133 }
| 134 }
|
| 135 bus_release_resource(dev, SYS_RES_IOPORT, 0, port); 136 scp->unit = device_get_unit(dev); 137 scp->flags |= ATA_USE_16BIT; 138 return ata_probe(dev); 139}
|
134
| 140
|
135 lun = 0; 136 res = ata_probe(rman_get_start(port), rman_get_start(port) + ATA_ALTPORT, 137 0, dev, &lun);
| 141static device_method_t ata_isa_methods[] = { 142 /* device interface */ 143 DEVMETHOD(device_probe, ata_isa_probe), 144 DEVMETHOD(device_attach, ata_attach), 145 DEVMETHOD(device_resume, ata_resume), 146 { 0, 0 } 147};
|
138
| 148
|
139 bus_release_resource(dev, SYS_RES_IOPORT, 0, port);
| 149static driver_t ata_isa_driver = { 150 "ata", 151 ata_isa_methods, 152 sizeof(struct ata_softc), 153};
|
140
| 154
|
141 if (res) { 142 isa_set_portsize(dev, res); 143 *(int *)device_get_softc(dev) = lun; 144 atadevices[lun]->flags |= ATA_USE_16BIT; 145 return 0; 146 } 147 return ENXIO; 148}
| 155DRIVER_MODULE(ata, isa, ata_isa_driver, ata_devclass, 0, 0); 156#endif
|
149
| 157
|
| 158#if NCARD > 0
|
150static int
| 159static int
|
151ata_isaattach(device_t dev)
| 160ata_pccard_probe(device_t dev)
|
152{
| 161{
|
| 162 struct ata_softc *scp = device_get_softc(dev);
|
153 struct resource *port;
| 163 struct resource *port;
|
154 struct resource *irq; 155 void *ih;
| |
156 int rid;
| 164 int rid;
|
| 165 u_long tmp;
|
157
| 166
|
158 /* Allocate the port range and interrupt */ 159 rid = 0; 160 port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1, RF_ACTIVE);
| 167 /* allocate the port range */ 168 rid = ATA_IOADDR_RID; 169 port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 170 ATA_IOSIZE, RF_ACTIVE);
|
161 if (!port)
| 171 if (!port)
|
162 return (ENOMEM);
| 172 return ENOMEM;
|
163
| 173
|
164 rid = 0; 165 irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, RF_ACTIVE); 166 if (!irq) { 167 bus_release_resource(dev, SYS_RES_IOPORT, 0, port); 168 return (ENOMEM);
| 174 /* alloctate the altport range */ 175 if (bus_get_resource(dev, SYS_RES_IOPORT, 1, &tmp, &tmp)) { 176 bus_set_resource(dev, SYS_RES_IOPORT, 1, 177 rman_get_start(port) + ATA_ALTPORT_PCCARD, 178 ATA_ALTIOSIZE);
|
169 }
| 179 }
|
170 return bus_setup_intr(dev, irq, INTR_TYPE_BIO, ataintr, 171 atadevices[*(int *)device_get_softc(dev)], &ih);
| 180 bus_release_resource(dev, SYS_RES_IOPORT, 0, port); 181 scp->unit = device_get_unit(dev); 182 scp->flags |= ATA_USE_16BIT; 183 return ata_probe(dev);
|
172} 173
| 184} 185
|
174static device_method_t ata_isa_methods[] = { 175 /* Device interface */ 176 DEVMETHOD(device_probe, ata_isaprobe), 177 DEVMETHOD(device_attach, ata_isaattach),
| 186static device_method_t ata_pccard_methods[] = { 187 /* device interface */ 188 DEVMETHOD(device_probe, ata_pccard_probe), 189 DEVMETHOD(device_attach, ata_attach), 190 DEVMETHOD(device_detach, ata_detach), 191 DEVMETHOD(device_resume, ata_resume),
|
178 { 0, 0 } 179}; 180
| 192 { 0, 0 } 193}; 194
|
181static driver_t ata_isa_driver = {
| 195static driver_t ata_pccard_driver = {
|
182 "ata",
| 196 "ata",
|
183 ata_isa_methods, 184 sizeof(int),
| 197 ata_pccard_methods, 198 sizeof(struct ata_softc),
|
185}; 186
| 199}; 200
|
187DRIVER_MODULE(ata, isa, ata_isa_driver, ata_devclass, 0, 0);
| 201DRIVER_MODULE(ata, pccard, ata_pccard_driver, ata_devclass, 0, 0);
|
188#endif 189 190#if NPCI > 0
| 202#endif 203 204#if NPCI > 0
|
| 205struct ata_pci_softc { 206 struct resource *bmio; 207 struct resource bmio_1; 208 struct resource bmio_2; 209 struct resource *irq; 210 int32_t irqcnt; 211}; 212 213static int32_t 214ata_find_dev(device_t dev, int32_t type) 215{ 216 device_t *children, child; 217 int nchildren, i; 218 219 if (device_get_children(device_get_parent(dev), &children, &nchildren)) 220 return 0; 221 222 for (i = 0; i < nchildren; i++) { 223 child = children[i]; 224 225 /* check that it's on the same silicon and the device we want */ 226 if (pci_get_slot(dev) == pci_get_slot(child) && 227 pci_get_vendor(child) == (type & 0xffff) && 228 pci_get_device(child) == ((type & 0xffff0000) >> 16)) { 229 free(children, M_TEMP); 230 return 1; 231 } 232 } 233 free(children, M_TEMP); 234 return 0; 235} 236
|
191static const char *
| 237static const char *
|
192ata_pcimatch(device_t dev)
| 238ata_pci_match(device_t dev)
|
193{ 194 if (pci_get_class(dev) != PCIC_STORAGE) 195 return NULL; 196 197 switch (pci_get_devid(dev)) { 198 /* supported chipsets */ 199 case 0x12308086: 200 return "Intel PIIX ATA controller"; 201 202 case 0x70108086: 203 return "Intel PIIX3 ATA controller"; 204 205 case 0x71118086: 206 case 0x71998086:
| 239{ 240 if (pci_get_class(dev) != PCIC_STORAGE) 241 return NULL; 242 243 switch (pci_get_devid(dev)) { 244 /* supported chipsets */ 245 case 0x12308086: 246 return "Intel PIIX ATA controller"; 247 248 case 0x70108086: 249 return "Intel PIIX3 ATA controller"; 250 251 case 0x71118086: 252 case 0x71998086:
|
207 return "Intel PIIX4 ATA-33 controller";
| 253 return "Intel PIIX4 ATA33 controller";
|
208 209 case 0x24118086:
| 254 255 case 0x24118086:
|
210 return "Intel ICH ATA-66 controller";
| 256 return "Intel ICH ATA66 controller";
|
211 212 case 0x24218086:
| 257 258 case 0x24218086:
|
213 return "Intel ICH0 ATA-33 controller";
| 259 return "Intel ICH0 ATA33 controller";
|
214 215 case 0x522910b9:
| 260 261 case 0x522910b9:
|
216 return "AcerLabs Aladdin ATA-33 controller";
| 262 return "AcerLabs Aladdin ATA33 controller";
|
217
| 263
|
218 case 0x05711106: /* 82c586 & 82c686 */
| 264 case 0x05711106:
|
219 if (ata_find_dev(dev, 0x05861106))
| 265 if (ata_find_dev(dev, 0x05861106))
|
220 return "VIA 82C586 ATA-33 controller";
| 266 return "VIA 82C586 ATA33 controller";
|
221 if (ata_find_dev(dev, 0x05961106))
| 267 if (ata_find_dev(dev, 0x05961106))
|
222 return "VIA 82C596 ATA-33 controller";
| 268 return "VIA 82C596 ATA33 controller";
|
223 if (ata_find_dev(dev, 0x06861106))
| 269 if (ata_find_dev(dev, 0x06861106))
|
224 return "VIA 82C686 ATA-66 controller";
| 270 return "VIA 82C686 ATA66 controller";
|
225 return "VIA Apollo ATA controller"; 226 227 case 0x55131039:
| 271 return "VIA Apollo ATA controller"; 272 273 case 0x55131039:
|
228 return "SiS 5591 ATA-33 controller";
| 274 return "SiS 5591 ATA33 controller";
|
229
| 275
|
| 276 case 0x06461095: 277 return "CMD 646 ATA controller"; 278
|
230 case 0x74091022:
| 279 case 0x74091022:
|
231 return "AMD 756 ATA-66 controller";
| 280 return "AMD 756 ATA66 controller";
|
232 233 case 0x4d33105a:
| 281 282 case 0x4d33105a:
|
234 return "Promise ATA-33 controller";
| 283 return "Promise ATA33 controller";
|
235 236 case 0x4d38105a:
| 284 285 case 0x4d38105a:
|
237 return "Promise ATA-66 controller";
| 286 return "Promise ATA66 controller";
|
238 239 case 0x00041103:
| 287 288 case 0x00041103:
|
240 return "HighPoint HPT366 ATA-66 controller";
| 289 return "HighPoint HPT366 ATA66 controller";
|
241 242 /* unsupported but known chipsets, generic DMA only */
| 290 291 /* unsupported but known chipsets, generic DMA only */
|
| 292 case 0x10001042: 293 case 0x10011042: 294 return "RZ 100? ATA controller !WARNING! buggy chip data loss possible"; 295
|
243 case 0x06401095:
| 296 case 0x06401095:
|
244 return "CMD 640 ATA controller (generic mode)";
| 297 return "CMD 640 ATA controller !WARNING! buggy chip data loss possible";
|
245
| 298
|
246 case 0x06461095: 247 return "CMD 646 ATA controller (generic mode)"; 248
| |
249 case 0xc6931080:
| 299 case 0xc6931080:
|
250 return "Cypress 82C693 ATA controller (generic mode)";
| 300 if (pci_get_subclass(dev) == PCIS_STORAGE_IDE) 301 return "Cypress 82C693 ATA controller (generic mode)"; 302 break;
|
251 252 case 0x01021078: 253 return "Cyrix 5530 ATA controller (generic mode)"; 254
| 303 304 case 0x01021078: 305 return "Cyrix 5530 ATA controller (generic mode)"; 306
|
| 307 /* unknown chipsets, try generic DMA if it seems possible */
|
255 default: 256 if (pci_get_class(dev) == PCIC_STORAGE && 257 (pci_get_subclass(dev) == PCIS_STORAGE_IDE)) 258 return "Unknown PCI ATA controller (generic mode)"; 259 } 260 return NULL; 261} 262 263static int
| 308 default: 309 if (pci_get_class(dev) == PCIC_STORAGE && 310 (pci_get_subclass(dev) == PCIS_STORAGE_IDE)) 311 return "Unknown PCI ATA controller (generic mode)"; 312 } 313 return NULL; 314} 315 316static int
|
264ata_pciprobe(device_t dev)
| 317ata_pci_probe(device_t dev)
|
265{
| 318{
|
266 const char *desc = ata_pcimatch(dev);
| 319 const char *desc = ata_pci_match(dev);
|
267 268 if (desc) { 269 device_set_desc(dev, desc); 270 return 0; 271 } 272 else 273 return ENXIO; 274} 275 276static int
| 320 321 if (desc) { 322 device_set_desc(dev, desc); 323 return 0; 324 } 325 else 326 return ENXIO; 327} 328 329static int
|
277ata_pciattach(device_t dev)
| 330ata_pci_add_child(device_t dev, int unit)
|
278{
| 331{
|
279 int unit = device_get_unit(dev); 280 struct ata_softc *scp; 281 u_int32_t type;
| 332 device_t child; 333 int lun; 334 335 /* check if this is located at one of the std addresses */ 336 if (pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV) 337 lun = unit; 338 else 339 lun = -1; 340 341 if (!(child = device_add_child(dev, "ata", lun))) 342 return ENOMEM; 343 344 device_set_ivars(child, (void *)(uintptr_t) unit); 345 return 0; 346} 347 348static int 349ata_pci_attach(device_t dev) 350{ 351 struct ata_pci_softc *sc = device_get_softc(dev);
|
282 u_int8_t class, subclass;
| 352 u_int8_t class, subclass;
|
283 u_int32_t cmd; 284 int32_t iobase_1, iobase_2, altiobase_1, altiobase_2; 285 int32_t bmaddr_1 = 0, bmaddr_2 = 0, irq1, irq2; 286 struct resource *irq = NULL; 287 int32_t lun;
| 353 u_int32_t type, cmd; 354 int rid;
|
288 289 /* set up vendor-specific stuff */ 290 type = pci_get_devid(dev); 291 class = pci_get_class(dev); 292 subclass = pci_get_subclass(dev); 293 cmd = pci_read_config(dev, PCIR_COMMAND, 4); 294
| 355 356 /* set up vendor-specific stuff */ 357 type = pci_get_devid(dev); 358 class = pci_get_class(dev); 359 subclass = pci_get_subclass(dev); 360 cmd = pci_read_config(dev, PCIR_COMMAND, 4); 361
|
295#ifdef ATA_DEBUG 296 printf("ata-pci%d: type=%08x class=%02x subclass=%02x cmd=%08x if=%02x\n", 297 unit, type, class, subclass, cmd, pci_get_progif(dev)); 298#endif 299 300 if (pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV) { 301 iobase_1 = IO_WD1; 302 altiobase_1 = iobase_1 + ATA_ALTPORT; 303 irq1 = 14; 304 } 305 else { 306 iobase_1 = pci_read_config(dev, 0x10, 4) & IOMASK; 307 altiobase_1 = pci_read_config(dev, 0x14, 4) & IOMASK; 308 irq1 = pci_read_config(dev, PCI_INTERRUPT_REG, 4) & 0xff; 309 /* this is needed for old non-std systems */ 310 if (iobase_1 == IO_WD1 && irq1 == 0x00) 311 irq1 = 14; 312 } 313 314 if (pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV) { 315 iobase_2 = IO_WD2; 316 altiobase_2 = iobase_2 + ATA_ALTPORT; 317 irq2 = 15; 318 } 319 else { 320 iobase_2 = pci_read_config(dev, 0x18, 4) & IOMASK; 321 altiobase_2 = pci_read_config(dev, 0x1c, 4) & IOMASK; 322 irq2 = pci_read_config(dev, PCI_INTERRUPT_REG, 4) & 0xff; 323 /* this is needed for old non-std systems */ 324 if (iobase_2 == IO_WD2 && irq2 == 0x00) 325 irq2 = 15; 326 } 327
| |
328 /* is this controller busmaster DMA capable ? */ 329 if (pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV) { 330 /* is busmastering support turned on ? */ 331 if ((cmd & (PCIM_CMD_PORTEN | PCIM_CMD_BUSMASTEREN)) == 332 (PCIM_CMD_PORTEN | PCIM_CMD_BUSMASTEREN)) {
| 362 /* is this controller busmaster DMA capable ? */ 363 if (pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV) { 364 /* is busmastering support turned on ? */ 365 if ((cmd & (PCIM_CMD_PORTEN | PCIM_CMD_BUSMASTEREN)) == 366 (PCIM_CMD_PORTEN | PCIM_CMD_BUSMASTEREN)) {
|
| 367
|
333 /* is there a valid port range to connect to ? */
| 368 /* is there a valid port range to connect to ? */
|
334 if ((bmaddr_1 = pci_read_config(dev, 0x20, 4) & IOMASK)) 335 bmaddr_2 = bmaddr_1 + ATA_BM_OFFSET1; 336 else 337 printf("ata-pci%d: Busmastering DMA not configured\n", unit);
| 369 rid = 0x20; 370 sc->bmio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 371 0, ~0, 1, RF_ACTIVE); 372 if (!sc->bmio) 373 device_printf(dev, "Busmastering DMA not configured\n");
|
338 } 339 else
| 374 } 375 else
|
340 printf("ata-pci%d: Busmastering DMA not enabled\n", unit);
| 376 device_printf(dev, "Busmastering DMA not enabled\n");
|
341 } 342 else { 343 if (type == 0x4d33105a || type == 0x4d38105a || type == 0x00041103) { 344 /* Promise and HPT366 controllers support busmastering DMA */
| 377 } 378 else { 379 if (type == 0x4d33105a || type == 0x4d38105a || type == 0x00041103) { 380 /* Promise and HPT366 controllers support busmastering DMA */
|
345 bmaddr_1 = pci_read_config(dev, 0x20, 4) & IOMASK; 346 bmaddr_2 = bmaddr_1 + ATA_BM_OFFSET1;
| 381 rid = 0x20; 382 sc->bmio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 383 0, ~0, 1, RF_ACTIVE);
|
347 } 348 else 349 /* we dont know this controller, no busmastering DMA */
| 384 } 385 else 386 /* we dont know this controller, no busmastering DMA */
|
350 printf("ata-pci%d: Busmastering DMA not supported\n", unit);
| 387 device_printf(dev, "Busmastering DMA not supported\n");
|
351 } 352 353 /* do extra chipset specific setups */ 354 switch (type) { 355 case 0x522910b9: /* Aladdin need to activate the ATAPI FIFO */ 356 pci_write_config(dev, 0x53, 357 (pci_read_config(dev, 0x53, 1) & ~0x01) | 0x02, 1); 358 break;
| 388 } 389 390 /* do extra chipset specific setups */ 391 switch (type) { 392 case 0x522910b9: /* Aladdin need to activate the ATAPI FIFO */ 393 pci_write_config(dev, 0x53, 394 (pci_read_config(dev, 0x53, 1) & ~0x01) | 0x02, 1); 395 break;
|
| 396
|
359 case 0x4d38105a: /* Promise 66's need their clock changed */
| 397 case 0x4d38105a: /* Promise 66's need their clock changed */
|
360 outb(bmaddr_1 + 0x11, inb(bmaddr_1 + 0x11) | 0x0a);
| 398 outb(rman_get_start(sc->bmio) + 0x11, 399 inb(rman_get_start(sc->bmio) + 0x11) | 0x0a);
|
361 /* FALLTHROUGH */ 362 363 case 0x4d33105a: /* Promise's need burst mode to be turned on */
| 400 /* FALLTHROUGH */ 401 402 case 0x4d33105a: /* Promise's need burst mode to be turned on */
|
364 outb(bmaddr_1 + 0x1f, inb(bmaddr_1 + 0x1f) | 0x01);
| 403 outb(rman_get_start(sc->bmio) + 0x1f, 404 inb(rman_get_start(sc->bmio) + 0x1f) | 0x01);
|
365 break; 366 367 case 0x00041103: /* HPT366 turn of fast interrupt prediction */ 368 pci_write_config(dev, 0x51, (pci_read_config(dev, 0x51, 1) & ~0x80), 1); 369 break; 370 371 case 0x05711106: 372 case 0x74091022: /* VIA 82C586, 82C596, 82C686 & AMD 756 default setup */ 373 /* set prefetch, postwrite */ 374 pci_write_config(dev, 0x41, pci_read_config(dev, 0x41, 1) | 0xf0, 1); 375 376 /* set fifo configuration half'n'half */ 377 pci_write_config(dev, 0x43, 378 (pci_read_config(dev, 0x43, 1) & 0x90) | 0x2a, 1); 379 380 /* set status register read retry */ 381 pci_write_config(dev, 0x44, pci_read_config(dev, 0x44, 1) | 0x08, 1); 382 383 /* set DMA read & end-of-sector fifo flush */ 384 pci_write_config(dev, 0x46, 385 (pci_read_config(dev, 0x46, 1) & 0x0c) | 0xf0, 1); 386 387 /* set sector size */ 388 pci_write_config(dev, 0x60, DEV_BSIZE, 2); 389 pci_write_config(dev, 0x68, DEV_BSIZE, 2); 390
| 405 break; 406 407 case 0x00041103: /* HPT366 turn of fast interrupt prediction */ 408 pci_write_config(dev, 0x51, (pci_read_config(dev, 0x51, 1) & ~0x80), 1); 409 break; 410 411 case 0x05711106: 412 case 0x74091022: /* VIA 82C586, 82C596, 82C686 & AMD 756 default setup */ 413 /* set prefetch, postwrite */ 414 pci_write_config(dev, 0x41, pci_read_config(dev, 0x41, 1) | 0xf0, 1); 415 416 /* set fifo configuration half'n'half */ 417 pci_write_config(dev, 0x43, 418 (pci_read_config(dev, 0x43, 1) & 0x90) | 0x2a, 1); 419 420 /* set status register read retry */ 421 pci_write_config(dev, 0x44, pci_read_config(dev, 0x44, 1) | 0x08, 1); 422 423 /* set DMA read & end-of-sector fifo flush */ 424 pci_write_config(dev, 0x46, 425 (pci_read_config(dev, 0x46, 1) & 0x0c) | 0xf0, 1); 426 427 /* set sector size */ 428 pci_write_config(dev, 0x60, DEV_BSIZE, 2); 429 pci_write_config(dev, 0x68, DEV_BSIZE, 2); 430
|
391 /* set the chiptype to the hostchip ID, makes life easier */ 392 if (ata_find_dev(dev, 0x05861106)) 393 type = 0x05861106; 394 if (ata_find_dev(dev, 0x05961106)) 395 type = 0x05961106;
| 431 /* prepare for ATA-66 on the 82C686 */
|
396 if (ata_find_dev(dev, 0x06861106)) {
| 432 if (ata_find_dev(dev, 0x06861106)) {
|
397 type = 0x06861106; 398 /* prepare for ATA-66 on the 82C686 */
| |
399 pci_write_config(dev, 0x50, 400 pci_read_config(dev, 0x50, 4) | 0x070f070f, 4); 401 } 402 break; 403 }
| 433 pci_write_config(dev, 0x50, 434 pci_read_config(dev, 0x50, 4) | 0x070f070f, 4); 435 } 436 break; 437 }
|
404 405 /* now probe the addresse found for "real" ATA/ATAPI hardware */ 406 lun = 0; 407 if (iobase_1 && ata_probe(iobase_1, altiobase_1, bmaddr_1, dev, &lun)) { 408 int rid; 409 void *ih;
| |
410
| 438
|
411 scp = atadevices[lun]; 412 scp->chiptype = type; 413 rid = 0; 414 if (iobase_1 == IO_WD1) { 415#ifdef __alpha__ 416 alpha_platform_setup_ide_intr(0, ataintr, scp); 417#else 418 bus_set_resource(dev, SYS_RES_IRQ, rid, irq1, 1); 419 if (!(irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, 420 RF_SHAREABLE | RF_ACTIVE))) 421 printf("ata_pciattach: Unable to alloc interrupt\n"); 422#endif 423 } else { 424 if (!(irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, 425 RF_SHAREABLE | RF_ACTIVE))) 426 printf("ata_pciattach: Unable to alloc interrupt\n");
| 439 ata_pci_add_child(dev, 0); 440 441 if (pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV || 442 pci_read_config(dev, 0x18, 4) & IOMASK) 443 ata_pci_add_child(dev, 1); 444 445 return bus_generic_attach(dev); 446} 447 448static int 449ata_pci_print_child(device_t dev, device_t child) 450{ 451 struct ata_softc *scp = device_get_softc(child); 452 int unit = (uintptr_t) device_get_ivars(child); 453 int retval = 0; 454 455 retval += bus_print_child_header(dev, child); 456 retval += printf(": at 0x%x", scp->ioaddr); 457 458 if (pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV) 459 retval += printf(" irq %d", 14 + unit); 460 461 retval += bus_print_child_footer(dev, child); 462 463 return retval; 464} 465 466static struct resource * 467ata_pci_alloc_resource(device_t dev, device_t child, int type, int *rid, 468 u_long start, u_long end, u_long count, u_int flags) 469{ 470 struct ata_pci_softc *sc = device_get_softc(dev); 471 int masterdev = pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV; 472 int unit = (int)device_get_ivars(child); 473 int myrid; 474 475 if (type == SYS_RES_IOPORT) { 476 switch (*rid) { 477 case ATA_IOADDR_RID: 478 if (masterdev) { 479 myrid = 0; 480 start = (unit == 0 ? IO_WD1 : IO_WD2); 481 end = start + ATA_IOSIZE - 1; 482 count = ATA_IOSIZE; 483 } 484 else 485 myrid = 0x10 + 8 * unit; 486 break; 487 488 case ATA_ALTIOADDR_RID: 489 if (masterdev) { 490 myrid = 0; 491 start = (unit == 0 ? IO_WD1 : IO_WD2) + ATA_ALTPORT; 492 end = start + ATA_ALTIOSIZE - 1; 493 count = ATA_ALTIOSIZE; 494 } 495 else 496 myrid = 0x14 + 8 * unit; 497 break; 498 499 case ATA_BMADDR_RID: 500 /* the busmaster resource is shared between the two channels */ 501 if (sc->bmio) { 502 if (unit == 0) { 503 sc->bmio_1 = *sc->bmio; 504 sc->bmio_1.r_end = sc->bmio->r_start + ATA_BM_OFFSET1; 505 return &sc->bmio_1; 506 } else { 507 sc->bmio_2 = *sc->bmio; 508 sc->bmio_2.r_start = sc->bmio->r_start + ATA_BM_OFFSET1; 509 sc->bmio_2.r_end = sc->bmio_2.r_start + ATA_BM_OFFSET1; 510 return &sc->bmio_2; 511 } 512 } 513 break; 514 515 default: 516 return 0;
|
427 }
| 517 }
|
428 if (irq) 429 bus_setup_intr(dev, irq, INTR_TYPE_BIO, ataintr, scp, &ih); 430 printf("ata%d at 0x%04x irq %d on ata-pci%d\n", 431 lun, iobase_1, isa_apic_irq(irq1), unit);
| 518 519 if (masterdev) 520 /* make the parent just pass through the allocation. */ 521 return BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 522 SYS_RES_IOPORT, &myrid, 523 start, end, count, flags); 524 else 525 /* we are using the parent resource directly. */ 526 return BUS_ALLOC_RESOURCE(device_get_parent(dev), dev, 527 SYS_RES_IOPORT, &myrid, 528 start, end, count, flags);
|
432 }
| 529 }
|
433 lun = 1; 434 if (iobase_2 && ata_probe(iobase_2, altiobase_2, bmaddr_2, dev, &lun)) { 435 int rid; 436 void *ih;
| |
437
| 530
|
438 scp = atadevices[lun]; 439 scp->chiptype = type; 440 if (iobase_2 == IO_WD2) { 441#ifdef __alpha__ 442 alpha_platform_setup_ide_intr(1, ataintr, scp);
| 531 if (type == SYS_RES_IRQ) { 532 if (*rid != 0) 533 return 0; 534 535 if (masterdev) { 536#ifdef __i386__ 537 int irq = (unit == 0 ? 14 : 15); 538 539 return BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 540 SYS_RES_IRQ, rid, 541 irq, irq, 1, flags & ~RF_SHAREABLE);
|
443#else
| 542#else
|
444 rid = 1; 445 bus_set_resource(dev, SYS_RES_IRQ, rid, irq2, 1); 446 if (!(irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, 447 RF_SHAREABLE | RF_ACTIVE))) 448 printf("ata_pciattach: Unable to alloc interrupt\n");
| 543 return alpha_platform_alloc_ide_intr(unit);
|
449#endif 450 } else {
| 544#endif 545 } else {
|
451 rid = 0; 452 if (irq1 != irq2 || irq == NULL) { 453 if (!(irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, 454 RF_SHAREABLE | RF_ACTIVE))) 455 printf("ata_pciattach: Unable to alloc interrupt\n"); 456 }
| 546 /* primary and secondary channels share the same interrupt */ 547 sc->irqcnt++; 548 if (!sc->irq) 549 sc->irq = BUS_ALLOC_RESOURCE(device_get_parent(dev), dev, 550 SYS_RES_IRQ, rid, 0, ~0, 1, flags); 551 return sc->irq;
|
457 }
| 552 }
|
458 if (irq) 459 bus_setup_intr(dev, irq, INTR_TYPE_BIO, ataintr, scp, &ih); 460 printf("ata%d at 0x%04x irq %d on ata-pci%d\n", 461 lun, iobase_2, isa_apic_irq(irq2), unit);
| |
462 } 463 return 0; 464} 465
| 553 } 554 return 0; 555} 556
|
466int32_t 467ata_find_dev(device_t dev, int32_t type)
| 557static int 558ata_pci_release_resource(device_t dev, device_t child, int type, int rid, 559 struct resource *r)
|
468{
| 560{
|
469 device_t *children, child; 470 int nchildren, i;
| 561 struct ata_pci_softc *sc = device_get_softc(dev); 562 int unit = (uintptr_t) device_get_ivars(child); 563 int masterdev = pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV; 564 int myrid = 0;
|
471
| 565
|
472 if (device_get_children(device_get_parent(dev), &children, &nchildren)) 473 return 0;
| 566 if (type == SYS_RES_IOPORT) { 567 switch (rid) { 568 case ATA_IOADDR_RID: 569 if (masterdev) 570 myrid = 0; 571 else 572 myrid = 0x10 + 8 * unit; 573 break;
|
474
| 574
|
475 for (i = 0; i < nchildren; i++) { 476 child = children[i];
| 575 case ATA_ALTIOADDR_RID: 576 if (masterdev) 577 myrid = 0; 578 else 579 myrid = 0x14 + 8 * unit; 580 break;
|
477
| 581
|
478 /* check that it's on the same silicon and the device we want */ 479 if (pci_get_slot(dev) == pci_get_slot(child) && 480 pci_get_vendor(child) == (type & 0xffff) && 481 pci_get_device(child) == ((type & 0xffff0000)>>16)) { 482 free(children, M_TEMP); 483 return 1;
| 582 case ATA_BMADDR_RID: 583 return 0; 584 585 default: 586 return ENOENT;
|
484 }
| 587 }
|
| 588 589 if (masterdev) 590 /* make the parent just pass through the allocation. */ 591 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 592 SYS_RES_IOPORT, myrid, r); 593 else 594 /* we are using the parent resource directly. */ 595 return BUS_RELEASE_RESOURCE(device_get_parent(dev), dev, 596 SYS_RES_IOPORT, myrid, r);
|
485 }
| 597 }
|
486 free(children, M_TEMP); 487 return 0;
| 598 if (type == SYS_RES_IRQ) { 599 if (rid != 0) 600 return ENOENT; 601 602 if (masterdev) { 603#ifdef __i386__ 604 return BUS_RELEASE_RESOURCE(device_get_parent(dev), 605 child, SYS_RES_IRQ, rid, r); 606#else 607 return alpha_platform_release_ide_intr(unit, r); 608#endif 609 } 610 else { 611 if (--sc->irqcnt) 612 return 0; 613 614 return BUS_RELEASE_RESOURCE(device_get_parent(dev), 615 dev, SYS_RES_IRQ, rid, r); 616 } 617 } 618 return EINVAL;
|
488} 489
| 619} 620
|
| 621static int 622ata_pci_setup_intr(device_t dev, device_t child, struct resource *irq, 623 int flags, driver_intr_t *intr, void *arg, 624 void **cookiep) 625{ 626 if (pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV) { 627#ifdef __i386__ 628 return BUS_SETUP_INTR(device_get_parent(dev), child, irq, 629 flags, intr, arg, cookiep); 630#else 631 return alpha_platform_setup_ide_intr(irq, intr, arg, cookiep); 632#endif 633 } 634 else 635 return BUS_SETUP_INTR(device_get_parent(dev), dev, irq, 636 flags, intr, arg, cookiep); 637} 638 639static int 640ata_pci_teardown_intr(device_t dev, device_t child, struct resource *irq, 641 void *cookie) 642{ 643 if (pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV) { 644#ifdef __i386__ 645 return BUS_TEARDOWN_INTR(device_get_parent(dev), child, irq, cookie); 646#else 647 return alpha_platform_teardown_ide_intr(irq, cookie); 648#endif 649 } 650 else 651 return BUS_TEARDOWN_INTR(device_get_parent(dev), dev, irq, cookie); 652} 653
|
490static device_method_t ata_pci_methods[] = {
| 654static device_method_t ata_pci_methods[] = {
|
491 /* Device interface */ 492 DEVMETHOD(device_probe, ata_pciprobe), 493 DEVMETHOD(device_attach, ata_pciattach),
| 655 /* device interface */ 656 DEVMETHOD(device_probe, ata_pci_probe), 657 DEVMETHOD(device_attach, ata_pci_attach), 658 DEVMETHOD(device_shutdown, bus_generic_shutdown), 659 DEVMETHOD(device_suspend, bus_generic_suspend), 660 DEVMETHOD(device_resume, bus_generic_resume), 661 662 /* bus methods */ 663 DEVMETHOD(bus_print_child, ata_pci_print_child), 664 DEVMETHOD(bus_alloc_resource, ata_pci_alloc_resource), 665 DEVMETHOD(bus_release_resource, ata_pci_release_resource), 666 DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), 667 DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), 668 DEVMETHOD(bus_setup_intr, ata_pci_setup_intr), 669 DEVMETHOD(bus_teardown_intr, ata_pci_teardown_intr),
|
494 { 0, 0 } 495}; 496 497static driver_t ata_pci_driver = {
| 670 { 0, 0 } 671}; 672 673static driver_t ata_pci_driver = {
|
498 "ata-pci",
| 674 "atapci",
|
499 ata_pci_methods,
| 675 ata_pci_methods,
|
500 sizeof(int),
| 676 sizeof(struct ata_pci_softc),
|
501}; 502
| 677}; 678
|
503DRIVER_MODULE(ata, pci, ata_pci_driver, ata_devclass, 0, 0);
| 679DRIVER_MODULE(atapci, pci, ata_pci_driver, ata_devclass, 0, 0); 680 681static int 682ata_pcisub_probe(device_t dev) 683{ 684 struct ata_softc *scp = device_get_softc(dev); 685 686 /* kids of pci ata chipsets has their physical unit number in ivars */ 687 scp->unit = (uintptr_t) device_get_ivars(dev); 688 689 /* set the chiptype to the hostchip ID, makes life easier */ 690 if (ata_find_dev(device_get_parent(dev), 0x05861106)) 691 scp->chiptype = 0x05861106; 692 else if (ata_find_dev(device_get_parent(dev), 0x05961106)) 693 scp->chiptype = 0x05961106; 694 else if (ata_find_dev(device_get_parent(dev), 0x06861106)) 695 scp->chiptype = 0x06861106; 696 else 697 scp->chiptype = pci_get_devid(device_get_parent(dev)); 698 return ata_probe(dev); 699} 700 701static device_method_t ata_pcisub_methods[] = { 702 /* device interface */ 703 DEVMETHOD(device_probe, ata_pcisub_probe), 704 DEVMETHOD(device_attach, ata_attach), 705 DEVMETHOD(device_detach, ata_detach), 706 DEVMETHOD(device_resume, ata_resume), 707 { 0, 0 } 708}; 709 710static driver_t ata_pcisub_driver = { 711 "ata", 712 ata_pcisub_methods, 713 sizeof(struct ata_softc), 714}; 715 716DRIVER_MODULE(ata, atapci, ata_pcisub_driver, ata_pci_devclass, 0, 0);
|
504#endif 505
| 717#endif 718
|
506static int32_t 507ata_probe(int32_t ioaddr, int32_t altioaddr, int32_t bmaddr, 508 device_t dev, int32_t *unit)
| 719static int 720ata_probe(device_t dev)
|
509{
| 721{
|
510 struct ata_softc *scp; 511 int32_t lun, mask = 0;
| 722 struct ata_softc *scp = device_get_softc(dev); 723 struct resource *io = 0; 724 struct resource *altio = 0; 725 struct resource *bmio = 0; 726 int rid; 727 int32_t ioaddr, altioaddr, bmaddr; 728 int32_t mask = 0;
|
512 u_int8_t status0, status1; 513
| 729 u_int8_t status0, status1; 730
|
514 if (atanlun > MAXATA) { 515 printf("ata: unit out of range(%d)\n", atanlun); 516 return 0; 517 }
| 731 if (!scp || scp->flags & ATA_ATTACHED) 732 return ENXIO;
|
518
| 733
|
519 /* check if this is located at one of the std addresses */ 520 if (ioaddr == IO_WD1) 521 lun = 0; 522 else if (ioaddr == IO_WD2) 523 lun = 1; 524 else 525 lun = atanlun++;
| 734 /* initialize the softc basics */ 735 scp->active = ATA_IDLE; 736 scp->dev = dev; 737 scp->devices = 0;
|
526
| 738
|
527 if ((scp = atadevices[lun])) { 528 ata_printf(scp, -1, "unit already attached\n"); 529 return 0; 530 } 531 scp = malloc(sizeof(struct ata_softc), M_ATA, M_NOWAIT); 532 if (scp == NULL) { 533 ata_printf(scp, -1, "failed to allocate driver storage\n"); 534 return 0; 535 } 536 bzero(scp, sizeof(struct ata_softc));
| 739 rid = ATA_IOADDR_RID; 740 io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1, RF_ACTIVE); 741 if (!io) 742 goto failure; 743 ioaddr = rman_get_start(io);
|
537
| 744
|
| 745 rid = ATA_ALTIOADDR_RID; 746 altio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1, RF_ACTIVE); 747 if (!altio) 748 goto failure; 749 altioaddr = rman_get_start(altio); 750 751 rid = ATA_BMADDR_RID; 752 bmio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1, RF_ACTIVE); 753 bmaddr = bmio ? rman_get_start(bmio) : 0; 754 755 /* store the IO resources for eventual later release */ 756 scp->r_io = io; 757 scp->r_altio = altio; 758 scp->r_bmio = bmio; 759 760 /* store the physical IO addresse for easy access */
|
538 scp->ioaddr = ioaddr; 539 scp->altioaddr = altioaddr; 540 scp->bmaddr = bmaddr;
| 761 scp->ioaddr = ioaddr; 762 scp->altioaddr = altioaddr; 763 scp->bmaddr = bmaddr;
|
541 scp->lun = lun; 542 scp->unit = *unit; 543 scp->active = ATA_IDLE;
| |
544 545 if (bootverbose) 546 ata_printf(scp, -1, "iobase=0x%04x altiobase=0x%04x bmaddr=0x%04x\n", 547 scp->ioaddr, scp->altioaddr, scp->bmaddr); 548 549 /* do we have any signs of ATA/ATAPI HW being present ? */ 550 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 551 DELAY(1); 552 status0 = inb(scp->ioaddr + ATA_STATUS); 553 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_SLAVE); 554 DELAY(1); 555 status1 = inb(scp->ioaddr + ATA_STATUS);
| 764 765 if (bootverbose) 766 ata_printf(scp, -1, "iobase=0x%04x altiobase=0x%04x bmaddr=0x%04x\n", 767 scp->ioaddr, scp->altioaddr, scp->bmaddr); 768 769 /* do we have any signs of ATA/ATAPI HW being present ? */ 770 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 771 DELAY(1); 772 status0 = inb(scp->ioaddr + ATA_STATUS); 773 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_SLAVE); 774 DELAY(1); 775 status1 = inb(scp->ioaddr + ATA_STATUS);
|
556 if ((status0 & 0xf8) != 0xf8)
| 776 if ((status0 & 0xf8) != 0xf8 && status0 != 0xa5)
|
557 mask |= 0x01;
| 777 mask |= 0x01;
|
558 if ((status1 & 0xf8) != 0xf8)
| 778 if ((status1 & 0xf8) != 0xf8 && status1 != 0xa5)
|
559 mask |= 0x02; 560 if (bootverbose) 561 ata_printf(scp, -1, "mask=%02x status0=%02x status1=%02x\n", 562 mask, status0, status1);
| 779 mask |= 0x02; 780 if (bootverbose) 781 ata_printf(scp, -1, "mask=%02x status0=%02x status1=%02x\n", 782 mask, status0, status1);
|
563 if (!mask) { 564 free(scp, M_DEVBUF); 565 return 0; 566 }
| 783 if (!mask) 784 goto failure; 785
|
567 ata_reset(scp, &mask);
| 786 ata_reset(scp, &mask);
|
568 if (!mask) { 569 free(scp, M_DEVBUF); 570 return 0; 571 }
| 787 if (!mask) 788 goto failure; 789
|
572 /*
| 790 /*
|
573 * OK, we have at least one device on the chain, 574 * check for ATAPI signatures, if none check if its 575 * a good old ATA device.
| 791 * OK, we have at least one device on the chain, check for ATAPI 792 * signatures, if none check if its a good old ATA device.
|
576 */ 577 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_MASTER)); 578 DELAY(1); 579 if (inb(scp->ioaddr + ATA_CYL_LSB) == ATAPI_MAGIC_LSB && 580 inb(scp->ioaddr + ATA_CYL_MSB) == ATAPI_MAGIC_MSB) { 581 scp->devices |= ATA_ATAPI_MASTER; 582 } 583 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_SLAVE)); 584 DELAY(1); 585 if (inb(scp->ioaddr + ATA_CYL_LSB) == ATAPI_MAGIC_LSB && 586 inb(scp->ioaddr + ATA_CYL_MSB) == ATAPI_MAGIC_MSB) { 587 scp->devices |= ATA_ATAPI_SLAVE; 588 } 589 if (status0 != 0x00 && !(scp->devices & ATA_ATAPI_MASTER)) { 590 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_MASTER)); 591 DELAY(1); 592 outb(scp->ioaddr + ATA_ERROR, 0x58); 593 outb(scp->ioaddr + ATA_CYL_LSB, 0xa5); 594 if (inb(scp->ioaddr + ATA_ERROR) != 0x58 && 595 inb(scp->ioaddr + ATA_CYL_LSB) == 0xa5) { 596 scp->devices |= ATA_ATA_MASTER; 597 } 598 } 599 if (status1 != 0x00 && !(scp->devices & ATA_ATAPI_SLAVE)) { 600 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_SLAVE)); 601 DELAY(1); 602 outb(scp->ioaddr + ATA_ERROR, 0x58); 603 outb(scp->ioaddr + ATA_CYL_LSB, 0xa5); 604 if (inb(scp->ioaddr + ATA_ERROR) != 0x58 && 605 inb(scp->ioaddr + ATA_CYL_LSB) == 0xa5) { 606 scp->devices |= ATA_ATA_SLAVE; 607 } 608 } 609 if (bootverbose) 610 ata_printf(scp, -1, "devices = 0x%x\n", scp->devices); 611 if (!scp->devices) {
| 793 */ 794 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_MASTER)); 795 DELAY(1); 796 if (inb(scp->ioaddr + ATA_CYL_LSB) == ATAPI_MAGIC_LSB && 797 inb(scp->ioaddr + ATA_CYL_MSB) == ATAPI_MAGIC_MSB) { 798 scp->devices |= ATA_ATAPI_MASTER; 799 } 800 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_SLAVE)); 801 DELAY(1); 802 if (inb(scp->ioaddr + ATA_CYL_LSB) == ATAPI_MAGIC_LSB && 803 inb(scp->ioaddr + ATA_CYL_MSB) == ATAPI_MAGIC_MSB) { 804 scp->devices |= ATA_ATAPI_SLAVE; 805 } 806 if (status0 != 0x00 && !(scp->devices & ATA_ATAPI_MASTER)) { 807 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_MASTER)); 808 DELAY(1); 809 outb(scp->ioaddr + ATA_ERROR, 0x58); 810 outb(scp->ioaddr + ATA_CYL_LSB, 0xa5); 811 if (inb(scp->ioaddr + ATA_ERROR) != 0x58 && 812 inb(scp->ioaddr + ATA_CYL_LSB) == 0xa5) { 813 scp->devices |= ATA_ATA_MASTER; 814 } 815 } 816 if (status1 != 0x00 && !(scp->devices & ATA_ATAPI_SLAVE)) { 817 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_SLAVE)); 818 DELAY(1); 819 outb(scp->ioaddr + ATA_ERROR, 0x58); 820 outb(scp->ioaddr + ATA_CYL_LSB, 0xa5); 821 if (inb(scp->ioaddr + ATA_ERROR) != 0x58 && 822 inb(scp->ioaddr + ATA_CYL_LSB) == 0xa5) { 823 scp->devices |= ATA_ATA_SLAVE; 824 } 825 } 826 if (bootverbose) 827 ata_printf(scp, -1, "devices = 0x%x\n", scp->devices); 828 if (!scp->devices) {
|
612 free(scp, M_DEVBUF); 613 return 0;
| 829 goto failure;
|
614 } 615 TAILQ_INIT(&scp->ata_queue); 616 TAILQ_INIT(&scp->atapi_queue);
| 830 } 831 TAILQ_INIT(&scp->ata_queue); 832 TAILQ_INIT(&scp->atapi_queue);
|
617 *unit = scp->lun; 618 scp->dev = dev; 619 atadevices[scp->lun] = scp; 620 621 /* register callback for when interrupts are enabled */ 622 if (!ata_attach_hook) { 623 if (!(ata_attach_hook = (struct intr_config_hook *) 624 malloc(sizeof(struct intr_config_hook), 625 M_TEMP, M_NOWAIT))) { 626 ata_printf(scp, -1, "ERROR malloc attach_hook failed\n"); 627 return 0; 628 } 629 bzero(ata_attach_hook, sizeof(struct intr_config_hook)); 630 631 ata_attach_hook->ich_func = ata_attach; 632 if (config_intrhook_establish(ata_attach_hook) != 0) { 633 ata_printf(scp, -1, "config_intrhook_establish failed\n"); 634 free(ata_attach_hook, M_TEMP); 635 } 636 } 637#if NAPM > 0 638 scp->resume_hook.ah_fun = (void *)ata_reinit; 639 scp->resume_hook.ah_arg = scp; 640 scp->resume_hook.ah_name = "ATA driver"; 641 scp->resume_hook.ah_order = APM_MID_ORDER; 642 apm_hook_establish(APM_HOOK_RESUME, &scp->resume_hook); 643#endif 644 return ATA_IOSIZE;
| 833 return 0; 834 835failure: 836 if (io) 837 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io); 838 if (altio) 839 bus_release_resource(dev, SYS_RES_IOPORT, ATA_ALTIOADDR_RID, altio); 840 if (bmio) 841 bus_release_resource(dev, SYS_RES_IOPORT, ATA_BMADDR_RID, bmio); 842 if (bootverbose) 843 ata_printf(scp, -1, "probe allocation failed\n"); 844 return ENXIO;
|
645} 646
| 845} 846
|
647void 648ata_attach(void *dummy)
| 847static int 848ata_attach(device_t dev)
|
649{
| 849{
|
650 int32_t ctlr;
| 850 struct ata_softc *scp = device_get_softc(dev); 851 int rid = 0; 852 void *ih;
|
651
| 853
|
| 854 if (!scp || scp->flags & ATA_ATTACHED) 855 return ENXIO; 856 857 scp->r_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, 858 RF_SHAREABLE | RF_ACTIVE); 859 if (!scp->r_irq) { 860 ata_printf(scp, -1, "unable to allocate interrupt\n"); 861 return ENXIO; 862 } 863 bus_setup_intr(dev, scp->r_irq, INTR_TYPE_BIO, ata_intr, scp, &ih); 864
|
652 /*
| 865 /*
|
653 * run through atadevices[] and look for real ATA & ATAPI devices 654 * using the hints we found in the early probe to avoid probing 655 * of non-exsistent devices and thereby long delays
| 866 * do not attach devices if we are in early boot, this is done later 867 * when interrupts are enabled by a hook into the boot process. 868 * otherwise attach what the probe has found in scp->devices.
|
656 */
| 869 */
|
657 for (ctlr=0; ctlr<MAXATA; ctlr++) { 658 if (!atadevices[ctlr]) continue; 659 if (atadevices[ctlr]->devices & ATA_ATA_SLAVE) 660 if (ata_getparam(atadevices[ctlr], ATA_SLAVE, ATA_C_ATA_IDENTIFY)) 661 atadevices[ctlr]->devices &= ~ATA_ATA_SLAVE; 662 if (atadevices[ctlr]->devices & ATA_ATAPI_SLAVE) 663 if (ata_getparam(atadevices[ctlr], ATA_SLAVE, ATA_C_ATAPI_IDENTIFY)) 664 atadevices[ctlr]->devices &= ~ATA_ATAPI_SLAVE; 665 if (atadevices[ctlr]->devices & ATA_ATA_MASTER) 666 if (ata_getparam(atadevices[ctlr], ATA_MASTER, ATA_C_ATA_IDENTIFY)) 667 atadevices[ctlr]->devices &= ~ATA_ATA_MASTER; 668 if (atadevices[ctlr]->devices & ATA_ATAPI_MASTER) 669 if (ata_getparam(atadevices[ctlr], ATA_MASTER,ATA_C_ATAPI_IDENTIFY)) 670 atadevices[ctlr]->devices &= ~ATA_ATAPI_MASTER;
| 870 if (!ata_delayed_attach) { 871 if (scp->devices & ATA_ATA_SLAVE) 872 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATA_IDENTIFY)) 873 scp->devices &= ~ATA_ATA_SLAVE; 874 if (scp->devices & ATA_ATAPI_SLAVE) 875 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATAPI_IDENTIFY)) 876 scp->devices &= ~ATA_ATAPI_SLAVE; 877 if (scp->devices & ATA_ATA_MASTER) 878 if (ata_getparam(scp, ATA_MASTER, ATA_C_ATA_IDENTIFY)) 879 scp->devices &= ~ATA_ATA_MASTER; 880 if (scp->devices & ATA_ATAPI_MASTER) 881 if (ata_getparam(scp, ATA_MASTER,ATA_C_ATAPI_IDENTIFY)) 882 scp->devices &= ~ATA_ATAPI_MASTER; 883#if NATADISK > 0 884 if (scp->devices & ATA_ATA_MASTER) 885 ad_attach(scp, ATA_MASTER); 886 if (scp->devices & ATA_ATA_SLAVE) 887 ad_attach(scp, ATA_SLAVE); 888#endif 889#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 890 if (scp->devices & ATA_ATAPI_MASTER) 891 atapi_attach(scp, ATA_MASTER); 892 if (scp->devices & ATA_ATAPI_SLAVE) 893 atapi_attach(scp, ATA_SLAVE); 894#endif
|
671 }
| 895 }
|
| 896 scp->flags |= ATA_ATTACHED; 897 return 0; 898}
|
672
| 899
|
| 900static int 901ata_detach(device_t dev) 902{ 903 struct ata_softc *scp = device_get_softc(dev); 904 905 if (!scp || !(scp->flags & ATA_ATTACHED)) 906 return ENXIO; 907
|
673#if NATADISK > 0
| 908#if NATADISK > 0
|
674 /* now we know whats there, do the real attach, first the ATA disks */ 675 for (ctlr=0; ctlr<MAXATA; ctlr++) { 676 if (!atadevices[ctlr]) continue; 677 if (atadevices[ctlr]->devices & ATA_ATA_MASTER) 678 ad_attach(atadevices[ctlr], ATA_MASTER); 679 if (atadevices[ctlr]->devices & ATA_ATA_SLAVE) 680 ad_attach(atadevices[ctlr], ATA_SLAVE); 681 }
| 909 if (scp->devices & ATA_ATA_MASTER) 910 ad_detach(scp, ATA_MASTER); 911 if (scp->devices & ATA_ATA_SLAVE) 912 ad_detach(scp, ATA_SLAVE);
|
682#endif 683#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0
| 913#endif 914#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0
|
684 /* then the atapi devices */ 685 for (ctlr=0; ctlr<MAXATA; ctlr++) { 686 if (!atadevices[ctlr]) continue; 687 if (atadevices[ctlr]->devices & ATA_ATAPI_MASTER) 688 atapi_attach(atadevices[ctlr], ATA_MASTER); 689 if (atadevices[ctlr]->devices & ATA_ATAPI_SLAVE) 690 atapi_attach(atadevices[ctlr], ATA_SLAVE); 691 }
| 915 if (scp->devices & ATA_ATAPI_MASTER) 916 atapi_detach(scp, ATA_MASTER); 917 if (scp->devices & ATA_ATAPI_SLAVE) 918 atapi_detach(scp, ATA_SLAVE);
|
692#endif
| 919#endif
|
693 if (ata_attach_hook) { 694 config_intrhook_disestablish(ata_attach_hook); 695 free(ata_attach_hook, M_ATA); 696 ata_attach_hook = NULL;
| 920 if (scp->dev_param[ATA_DEV(ATA_MASTER)]) { 921 free(scp->dev_param[ATA_DEV(ATA_MASTER)], M_ATA); 922 scp->dev_param[ATA_DEV(ATA_MASTER)] = NULL;
|
697 }
| 923 }
|
| 924 if (scp->dev_param[ATA_DEV(ATA_SLAVE)]) { 925 free(scp->dev_param[ATA_DEV(ATA_SLAVE)], M_ATA); 926 scp->dev_param[ATA_DEV(ATA_SLAVE)] = NULL; 927 } 928 scp->mode[ATA_DEV(ATA_MASTER)] = ATA_PIO; 929 scp->mode[ATA_DEV(ATA_SLAVE)] = ATA_PIO; 930 bus_release_resource(dev, SYS_RES_IRQ, 0, scp->r_irq); 931 bus_release_resource(dev, SYS_RES_IOPORT, ATA_BMADDR_RID, scp->r_bmio); 932 bus_release_resource(dev, SYS_RES_IOPORT, ATA_ALTIOADDR_RID, scp->r_altio); 933 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, scp->r_io); 934 scp->flags &= ~ATA_ATTACHED; 935 return 0;
|
698} 699
| 936} 937
|
| 938static int 939ata_resume(device_t dev) 940{ 941 struct ata_softc *scp = device_get_softc(dev); 942 943 ata_reinit(scp); 944 return 0; 945} 946
|
700static int32_t 701ata_getparam(struct ata_softc *scp, int32_t device, u_int8_t command) 702{ 703 struct ata_params *ata_parm; 704 int8_t buffer[DEV_BSIZE]; 705 int retry = 0; 706 707 /* select drive */ 708 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device); 709 DELAY(1); 710
| 947static int32_t 948ata_getparam(struct ata_softc *scp, int32_t device, u_int8_t command) 949{ 950 struct ata_params *ata_parm; 951 int8_t buffer[DEV_BSIZE]; 952 int retry = 0; 953 954 /* select drive */ 955 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device); 956 DELAY(1); 957
|
711 /* enable interrupts */
| 958 /* enable interrupt */
|
712 outb(scp->altioaddr, ATA_A_4BIT); 713 DELAY(1); 714 715 /* apparently some devices needs this repeated */ 716 do { 717 if (ata_command(scp, device, command, 0, 0, 0, 0, 0, ATA_WAIT_INTR)) { 718 ata_printf(scp, device, "identify failed\n"); 719 return -1; 720 } 721 if (retry++ > 4) {
| 959 outb(scp->altioaddr, ATA_A_4BIT); 960 DELAY(1); 961 962 /* apparently some devices needs this repeated */ 963 do { 964 if (ata_command(scp, device, command, 0, 0, 0, 0, 0, ATA_WAIT_INTR)) { 965 ata_printf(scp, device, "identify failed\n"); 966 return -1; 967 } 968 if (retry++ > 4) {
|
722 ata_printf(scp, device, "drive wont come ready after identify\n");
| 969 ata_printf(scp, device, "identify retries exceeded\n");
|
723 return -1; 724 } 725 } while (ata_wait(scp, device, 726 ((command == ATA_C_ATAPI_IDENTIFY) ? 727 ATA_S_DRQ : (ATA_S_READY | ATA_S_DSC | ATA_S_DRQ)))); 728 729 insw(scp->ioaddr + ATA_DATA, buffer, sizeof(buffer)/sizeof(int16_t)); 730 ata_parm = malloc(sizeof(struct ata_params), M_ATA, M_NOWAIT); 731 if (!ata_parm) {
| 970 return -1; 971 } 972 } while (ata_wait(scp, device, 973 ((command == ATA_C_ATAPI_IDENTIFY) ? 974 ATA_S_DRQ : (ATA_S_READY | ATA_S_DSC | ATA_S_DRQ)))); 975 976 insw(scp->ioaddr + ATA_DATA, buffer, sizeof(buffer)/sizeof(int16_t)); 977 ata_parm = malloc(sizeof(struct ata_params), M_ATA, M_NOWAIT); 978 if (!ata_parm) {
|
732 ata_printf(scp, device, "malloc for ata_param failed\n");
| 979 ata_printf(scp, device, "malloc for identify data failed\n");
|
733 return -1; 734 } 735 bcopy(buffer, ata_parm, sizeof(struct ata_params)); 736 if (command == ATA_C_ATA_IDENTIFY || 737 !((ata_parm->model[0] == 'N' && ata_parm->model[1] == 'E') || 738 (ata_parm->model[0] == 'F' && ata_parm->model[1] == 'X'))) 739 bswap(ata_parm->model, sizeof(ata_parm->model)); 740 btrim(ata_parm->model, sizeof(ata_parm->model)); 741 bpack(ata_parm->model, ata_parm->model, sizeof(ata_parm->model)); 742 bswap(ata_parm->revision, sizeof(ata_parm->revision)); 743 btrim(ata_parm->revision, sizeof(ata_parm->revision)); 744 bpack(ata_parm->revision, ata_parm->revision, sizeof(ata_parm->revision)); 745 scp->dev_param[ATA_DEV(device)] = ata_parm; 746 return 0; 747} 748
| 980 return -1; 981 } 982 bcopy(buffer, ata_parm, sizeof(struct ata_params)); 983 if (command == ATA_C_ATA_IDENTIFY || 984 !((ata_parm->model[0] == 'N' && ata_parm->model[1] == 'E') || 985 (ata_parm->model[0] == 'F' && ata_parm->model[1] == 'X'))) 986 bswap(ata_parm->model, sizeof(ata_parm->model)); 987 btrim(ata_parm->model, sizeof(ata_parm->model)); 988 bpack(ata_parm->model, ata_parm->model, sizeof(ata_parm->model)); 989 bswap(ata_parm->revision, sizeof(ata_parm->revision)); 990 btrim(ata_parm->revision, sizeof(ata_parm->revision)); 991 bpack(ata_parm->revision, ata_parm->revision, sizeof(ata_parm->revision)); 992 scp->dev_param[ATA_DEV(device)] = ata_parm; 993 return 0; 994} 995
|
| 996static void 997ata_boot_attach(void) 998{ 999 struct ata_softc *scp; 1000 int32_t ctlr; 1001 1002 /* 1003 * run through all ata devices and look for real ATA & ATAPI devices 1004 * using the hints we found in the early probe, this avoids some of 1005 * the delays probing of non-exsistent devices can cause. 1006 */ 1007 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1008 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1009 continue; 1010 if (scp->devices & ATA_ATA_SLAVE) 1011 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATA_IDENTIFY)) 1012 scp->devices &= ~ATA_ATA_SLAVE; 1013 if (scp->devices & ATA_ATAPI_SLAVE) 1014 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATAPI_IDENTIFY)) 1015 scp->devices &= ~ATA_ATAPI_SLAVE; 1016 if (scp->devices & ATA_ATA_MASTER) 1017 if (ata_getparam(scp, ATA_MASTER, ATA_C_ATA_IDENTIFY)) 1018 scp->devices &= ~ATA_ATA_MASTER; 1019 if (scp->devices & ATA_ATAPI_MASTER) 1020 if (ata_getparam(scp, ATA_MASTER,ATA_C_ATAPI_IDENTIFY)) 1021 scp->devices &= ~ATA_ATAPI_MASTER; 1022 } 1023 1024#if NATADISK > 0 1025 /* now we know whats there, do the real attach, first the ATA disks */ 1026 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1027 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1028 continue; 1029 if (scp->devices & ATA_ATA_MASTER) 1030 ad_attach(scp, ATA_MASTER); 1031 if (scp->devices & ATA_ATA_SLAVE) 1032 ad_attach(scp, ATA_SLAVE); 1033 } 1034#endif 1035#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1036 /* then the atapi devices */ 1037 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1038 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1039 continue; 1040 if (scp->devices & ATA_ATAPI_MASTER) 1041 atapi_attach(scp, ATA_MASTER); 1042 if (scp->devices & ATA_ATAPI_SLAVE) 1043 atapi_attach(scp, ATA_SLAVE); 1044 } 1045#endif 1046 if (ata_delayed_attach) { 1047 config_intrhook_disestablish(ata_delayed_attach); 1048 free(ata_delayed_attach, M_ATA); 1049 ata_delayed_attach = NULL; 1050 } 1051} 1052
|
749static void
| 1053static void
|
750ataintr(void *data)
| 1054ata_intr(void *data)
|
751{ 752 struct ata_softc *scp = (struct ata_softc *)data; 753 u_int8_t dmastat; 754 755 /* 756 * since we might share the IRQ with another device, and in some
| 1055{ 1056 struct ata_softc *scp = (struct ata_softc *)data; 1057 u_int8_t dmastat; 1058 1059 /* 1060 * since we might share the IRQ with another device, and in some
|
757 * case with our twin channel, we only want to process interrupts
| 1061 * cases with our twin channel, we only want to process interrupts
|
758 * that we know this channel generated. 759 */ 760 switch (scp->chiptype) { 761#if NPCI > 0 762 case 0x00041103: /* HighPoint HPT366 */ 763 if (!((dmastat = ata_dmastatus(scp)) & ATA_BMSTAT_INTERRUPT)) 764 return; 765 outb(scp->bmaddr + ATA_BMSTAT_PORT, dmastat | ATA_BMSTAT_INTERRUPT); 766 break; 767 768 case 0x4d33105a: /* Promise 33's */ 769 case 0x4d38105a: /* Promise 66's */
| 1062 * that we know this channel generated. 1063 */ 1064 switch (scp->chiptype) { 1065#if NPCI > 0 1066 case 0x00041103: /* HighPoint HPT366 */ 1067 if (!((dmastat = ata_dmastatus(scp)) & ATA_BMSTAT_INTERRUPT)) 1068 return; 1069 outb(scp->bmaddr + ATA_BMSTAT_PORT, dmastat | ATA_BMSTAT_INTERRUPT); 1070 break; 1071 1072 case 0x4d33105a: /* Promise 33's */ 1073 case 0x4d38105a: /* Promise 66's */
|
770 if (!(inl((pci_read_config(scp->dev, 0x20, 4) & IOMASK) + 0x1c) &
| 1074 { 1075 struct ata_pci_softc *sc=device_get_softc(device_get_parent(scp->dev)); 1076 1077 if (!(inl(rman_get_start(sc->bmio) + 0x1c) &
|
771 ((scp->unit) ? 0x00004000 : 0x00000400))) 772 return;
| 1078 ((scp->unit) ? 0x00004000 : 0x00000400))) 1079 return;
|
| 1080 }
|
773 /* FALLTHROUGH */ 774#endif 775 default: 776 if (scp->flags & ATA_DMA_ACTIVE) { 777 if (!(dmastat = ata_dmastatus(scp)) & ATA_BMSTAT_INTERRUPT) 778 return; 779 else 780 outb(scp->bmaddr+ATA_BMSTAT_PORT, dmastat|ATA_BMSTAT_INTERRUPT); 781 } 782 } 783 DELAY(1); 784 785 /* get status, if drive is busy it didn't interrupt so return */ 786 if ((scp->status = inb(scp->ioaddr + ATA_STATUS)) & ATA_S_BUSY) 787 return; 788 789 /* find & call the responsible driver to process this interrupt */ 790 switch (scp->active) { 791#if NATADISK > 0 792 case ATA_ACTIVE_ATA: 793 if (!scp->running) 794 return; 795 if (ad_interrupt(scp->running) == ATA_OP_CONTINUES) 796 return; 797 break; 798#endif 799#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 800 case ATA_ACTIVE_ATAPI: 801 if (!scp->running) 802 return; 803 if (atapi_interrupt(scp->running) == ATA_OP_CONTINUES) 804 return; 805 break; 806#endif 807 case ATA_WAIT_INTR: 808 wakeup((caddr_t)scp); 809 break; 810 811 case ATA_WAIT_READY: 812 break; 813 814 case ATA_REINITING: 815 return; 816 817 default: 818 case ATA_IDLE: 819#ifdef ATA_DEBUG 820 { 821 static int32_t intr_count = 0; 822 if (intr_count++ < 10) 823 ata_printf(scp, -1, "unwanted interrupt %d status = %02x\n", 824 intr_count, scp->status); 825 } 826#endif 827 } 828 scp->active = ATA_IDLE; 829 scp->running = NULL; 830 ata_start(scp); 831} 832 833void 834ata_start(struct ata_softc *scp) 835{ 836#if NATADISK > 0 837 struct ad_request *ad_request; 838#endif 839#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 840 struct atapi_request *atapi_request; 841#endif 842 843 if (scp->active != ATA_IDLE) 844 return; 845 scp->active = ATA_ACTIVE; 846 847#if NATADISK > 0 848 /* find & call the responsible driver if anything on the ATA queue */ 849 if ((ad_request = TAILQ_FIRST(&scp->ata_queue))) { 850 TAILQ_REMOVE(&scp->ata_queue, ad_request, chain); 851 scp->active = ATA_ACTIVE_ATA; 852 scp->running = ad_request; 853 ad_transfer(ad_request); 854 return; 855 } 856#endif 857#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 858 /* 859 * find & call the responsible driver if anything on the ATAPI queue. 860 * check for device busy by polling the DSC bit, if busy, check 861 * for requests to the other device on the channel (if any). 862 * if the other device is an ATA disk it already had its chance above. 863 * if no request can be served, timeout a call to ata_start. 864 */ 865 if ((atapi_request = TAILQ_FIRST(&scp->atapi_queue))) { 866 struct atapi_softc *atp = atapi_request->device; 867 static int32_t interval = 1; 868 869 if (atp->flags & ATAPI_F_DSC_USED) { 870 outb(atp->controller->ioaddr + ATA_DRIVE, ATA_D_IBM | atp->unit); 871 DELAY(1); 872 if (!(inb(atp->controller->ioaddr + ATA_STATUS) & ATA_S_DSC)) { 873 while ((atapi_request = TAILQ_NEXT(atapi_request, chain))) { 874 if (atapi_request->device->unit != atp->unit) { 875 struct atapi_softc *tmp = atapi_request->device; 876 877 outb(tmp->controller->ioaddr + ATA_DRIVE, 878 ATA_D_IBM | tmp->unit); 879 DELAY(1); 880 if (!inb(tmp->controller->ioaddr+ATA_STATUS)&ATA_S_DSC) 881 atapi_request = NULL; 882 break; 883 } 884 } 885 } 886 if (!atapi_request) { 887 timeout((timeout_t *)ata_start, atp->controller, interval++); 888 return; 889 } 890 else 891 interval = 1; 892 } 893 TAILQ_REMOVE(&scp->atapi_queue, atapi_request, chain); 894 scp->active = ATA_ACTIVE_ATAPI; 895 scp->running = atapi_request; 896 atapi_transfer(atapi_request); 897 return; 898 } 899#endif 900 scp->active = ATA_IDLE; 901} 902 903void 904ata_reset(struct ata_softc *scp, int32_t *mask) 905{ 906 int32_t timeout;
| 1081 /* FALLTHROUGH */ 1082#endif 1083 default: 1084 if (scp->flags & ATA_DMA_ACTIVE) { 1085 if (!(dmastat = ata_dmastatus(scp)) & ATA_BMSTAT_INTERRUPT) 1086 return; 1087 else 1088 outb(scp->bmaddr+ATA_BMSTAT_PORT, dmastat|ATA_BMSTAT_INTERRUPT); 1089 } 1090 } 1091 DELAY(1); 1092 1093 /* get status, if drive is busy it didn't interrupt so return */ 1094 if ((scp->status = inb(scp->ioaddr + ATA_STATUS)) & ATA_S_BUSY) 1095 return; 1096 1097 /* find & call the responsible driver to process this interrupt */ 1098 switch (scp->active) { 1099#if NATADISK > 0 1100 case ATA_ACTIVE_ATA: 1101 if (!scp->running) 1102 return; 1103 if (ad_interrupt(scp->running) == ATA_OP_CONTINUES) 1104 return; 1105 break; 1106#endif 1107#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1108 case ATA_ACTIVE_ATAPI: 1109 if (!scp->running) 1110 return; 1111 if (atapi_interrupt(scp->running) == ATA_OP_CONTINUES) 1112 return; 1113 break; 1114#endif 1115 case ATA_WAIT_INTR: 1116 wakeup((caddr_t)scp); 1117 break; 1118 1119 case ATA_WAIT_READY: 1120 break; 1121 1122 case ATA_REINITING: 1123 return; 1124 1125 default: 1126 case ATA_IDLE: 1127#ifdef ATA_DEBUG 1128 { 1129 static int32_t intr_count = 0; 1130 if (intr_count++ < 10) 1131 ata_printf(scp, -1, "unwanted interrupt %d status = %02x\n", 1132 intr_count, scp->status); 1133 } 1134#endif 1135 } 1136 scp->active = ATA_IDLE; 1137 scp->running = NULL; 1138 ata_start(scp); 1139} 1140 1141void 1142ata_start(struct ata_softc *scp) 1143{ 1144#if NATADISK > 0 1145 struct ad_request *ad_request; 1146#endif 1147#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1148 struct atapi_request *atapi_request; 1149#endif 1150 1151 if (scp->active != ATA_IDLE) 1152 return; 1153 scp->active = ATA_ACTIVE; 1154 1155#if NATADISK > 0 1156 /* find & call the responsible driver if anything on the ATA queue */ 1157 if ((ad_request = TAILQ_FIRST(&scp->ata_queue))) { 1158 TAILQ_REMOVE(&scp->ata_queue, ad_request, chain); 1159 scp->active = ATA_ACTIVE_ATA; 1160 scp->running = ad_request; 1161 ad_transfer(ad_request); 1162 return; 1163 } 1164#endif 1165#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1166 /* 1167 * find & call the responsible driver if anything on the ATAPI queue. 1168 * check for device busy by polling the DSC bit, if busy, check 1169 * for requests to the other device on the channel (if any). 1170 * if the other device is an ATA disk it already had its chance above. 1171 * if no request can be served, timeout a call to ata_start. 1172 */ 1173 if ((atapi_request = TAILQ_FIRST(&scp->atapi_queue))) { 1174 struct atapi_softc *atp = atapi_request->device; 1175 static int32_t interval = 1; 1176 1177 if (atp->flags & ATAPI_F_DSC_USED) { 1178 outb(atp->controller->ioaddr + ATA_DRIVE, ATA_D_IBM | atp->unit); 1179 DELAY(1); 1180 if (!(inb(atp->controller->ioaddr + ATA_STATUS) & ATA_S_DSC)) { 1181 while ((atapi_request = TAILQ_NEXT(atapi_request, chain))) { 1182 if (atapi_request->device->unit != atp->unit) { 1183 struct atapi_softc *tmp = atapi_request->device; 1184 1185 outb(tmp->controller->ioaddr + ATA_DRIVE, 1186 ATA_D_IBM | tmp->unit); 1187 DELAY(1); 1188 if (!inb(tmp->controller->ioaddr+ATA_STATUS)&ATA_S_DSC) 1189 atapi_request = NULL; 1190 break; 1191 } 1192 } 1193 } 1194 if (!atapi_request) { 1195 timeout((timeout_t *)ata_start, atp->controller, interval++); 1196 return; 1197 } 1198 else 1199 interval = 1; 1200 } 1201 TAILQ_REMOVE(&scp->atapi_queue, atapi_request, chain); 1202 scp->active = ATA_ACTIVE_ATAPI; 1203 scp->running = atapi_request; 1204 atapi_transfer(atapi_request); 1205 return; 1206 } 1207#endif 1208 scp->active = ATA_IDLE; 1209} 1210 1211void 1212ata_reset(struct ata_softc *scp, int32_t *mask) 1213{ 1214 int32_t timeout;
|
907 int8_t status0, status1;
| 1215 u_int8_t status0 = 0, status1 = 0;
|
908 909 /* reset channel */ 910 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 911 DELAY(1); 912 inb(scp->ioaddr + ATA_STATUS); 913 outb(scp->altioaddr, ATA_A_IDS | ATA_A_RESET); 914 DELAY(10000); 915 outb(scp->altioaddr, ATA_A_IDS); 916 DELAY(10000); 917 inb(scp->ioaddr + ATA_ERROR); 918 DELAY(3000); 919 920 /* wait for BUSY to go inactive */ 921 for (timeout = 0; timeout < 310000; timeout++) { 922 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 923 DELAY(1); 924 status0 = inb(scp->ioaddr + ATA_STATUS); 925 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_SLAVE); 926 DELAY(1); 927 status1 = inb(scp->ioaddr + ATA_STATUS); 928 if (*mask == 0x01) /* wait for master only */ 929 if (!(status0 & ATA_S_BUSY)) 930 break; 931 if (*mask == 0x02) /* wait for slave only */ 932 if (!(status1 & ATA_S_BUSY)) 933 break; 934 if (*mask == 0x03) /* wait for both master & slave */ 935 if (!(status0 & ATA_S_BUSY) && !(status1 & ATA_S_BUSY)) 936 break; 937 DELAY(100); 938 } 939 DELAY(1); 940 outb(scp->altioaddr, ATA_A_4BIT); 941 if (status0 & ATA_S_BUSY) 942 *mask &= ~0x01; 943 if (status1 & ATA_S_BUSY) 944 *mask &= ~0x02; 945 if (bootverbose) 946 ata_printf(scp, -1, "mask=%02x status0=%02x status1=%02x\n", 947 *mask, status0, status1); 948} 949 950int32_t 951ata_reinit(struct ata_softc *scp) 952{ 953 int32_t mask = 0, omask; 954 955 scp->active = ATA_REINITING; 956 scp->running = NULL;
| 1216 1217 /* reset channel */ 1218 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 1219 DELAY(1); 1220 inb(scp->ioaddr + ATA_STATUS); 1221 outb(scp->altioaddr, ATA_A_IDS | ATA_A_RESET); 1222 DELAY(10000); 1223 outb(scp->altioaddr, ATA_A_IDS); 1224 DELAY(10000); 1225 inb(scp->ioaddr + ATA_ERROR); 1226 DELAY(3000); 1227 1228 /* wait for BUSY to go inactive */ 1229 for (timeout = 0; timeout < 310000; timeout++) { 1230 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 1231 DELAY(1); 1232 status0 = inb(scp->ioaddr + ATA_STATUS); 1233 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_SLAVE); 1234 DELAY(1); 1235 status1 = inb(scp->ioaddr + ATA_STATUS); 1236 if (*mask == 0x01) /* wait for master only */ 1237 if (!(status0 & ATA_S_BUSY)) 1238 break; 1239 if (*mask == 0x02) /* wait for slave only */ 1240 if (!(status1 & ATA_S_BUSY)) 1241 break; 1242 if (*mask == 0x03) /* wait for both master & slave */ 1243 if (!(status0 & ATA_S_BUSY) && !(status1 & ATA_S_BUSY)) 1244 break; 1245 DELAY(100); 1246 } 1247 DELAY(1); 1248 outb(scp->altioaddr, ATA_A_4BIT); 1249 if (status0 & ATA_S_BUSY) 1250 *mask &= ~0x01; 1251 if (status1 & ATA_S_BUSY) 1252 *mask &= ~0x02; 1253 if (bootverbose) 1254 ata_printf(scp, -1, "mask=%02x status0=%02x status1=%02x\n", 1255 *mask, status0, status1); 1256} 1257 1258int32_t 1259ata_reinit(struct ata_softc *scp) 1260{ 1261 int32_t mask = 0, omask; 1262 1263 scp->active = ATA_REINITING; 1264 scp->running = NULL;
|
957 ata_printf(scp, -1, "resetting devices .. ");
| |
958 if (scp->devices & (ATA_ATA_MASTER | ATA_ATAPI_MASTER)) 959 mask |= 0x01; 960 if (scp->devices & (ATA_ATA_SLAVE | ATA_ATAPI_SLAVE)) 961 mask |= 0x02;
| 1265 if (scp->devices & (ATA_ATA_MASTER | ATA_ATAPI_MASTER)) 1266 mask |= 0x01; 1267 if (scp->devices & (ATA_ATA_SLAVE | ATA_ATAPI_SLAVE)) 1268 mask |= 0x02;
|
962 omask = mask; 963 ata_reset(scp, &mask); 964 if (omask != mask) 965 printf(" device dissapeared! %d ", omask & ~mask);
| 1269 if (mask) { 1270 omask = mask; 1271 ata_printf(scp, -1, "resetting devices .. "); 1272 ata_reset(scp, &mask); 1273 if (omask != mask) 1274 printf(" device dissapeared! %d ", omask & ~mask);
|
966 967#if NATADISK > 0
| 1275 1276#if NATADISK > 0
|
968 if (scp->devices & (ATA_ATA_MASTER) && scp->dev_softc[0]) 969 ad_reinit((struct ad_softc *)scp->dev_softc[0]); 970 if (scp->devices & (ATA_ATA_SLAVE) && scp->dev_softc[1]) 971 ad_reinit((struct ad_softc *)scp->dev_softc[1]);
| 1277 if (scp->devices & (ATA_ATA_MASTER) && scp->dev_softc[0]) 1278 ad_reinit((struct ad_softc *)scp->dev_softc[0]); 1279 if (scp->devices & (ATA_ATA_SLAVE) && scp->dev_softc[1]) 1280 ad_reinit((struct ad_softc *)scp->dev_softc[1]);
|
972#endif 973#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0
| 1281#endif 1282#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0
|
974 if (scp->devices & (ATA_ATAPI_MASTER) && scp->dev_softc[0]) 975 atapi_reinit((struct atapi_softc *)scp->dev_softc[0]); 976 if (scp->devices & (ATA_ATAPI_SLAVE) && scp->dev_softc[1]) 977 atapi_reinit((struct atapi_softc *)scp->dev_softc[1]);
| 1283 if (scp->devices & (ATA_ATAPI_MASTER) && scp->dev_softc[0]) 1284 atapi_reinit((struct atapi_softc *)scp->dev_softc[0]); 1285 if (scp->devices & (ATA_ATAPI_SLAVE) && scp->dev_softc[1]) 1286 atapi_reinit((struct atapi_softc *)scp->dev_softc[1]);
|
978#endif
| 1287#endif
|
979 printf("done\n");
| 1288 printf("done\n"); 1289 }
|
980 scp->active = ATA_IDLE; 981 ata_start(scp); 982 return 0; 983} 984 985int32_t 986ata_wait(struct ata_softc *scp, int32_t device, u_int8_t mask) 987{ 988 u_int32_t timeout = 0; 989 990 DELAY(1); 991 while (timeout < 5000000) { /* timeout 5 secs */ 992 scp->status = inb(scp->ioaddr + ATA_STATUS); 993 994 /* if drive fails status, reselect the drive just to be sure */ 995 if (scp->status == 0xff) { 996 ata_printf(scp, device, "no status, reselecting device\n"); 997 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device); 998 DELAY(1); 999 scp->status = inb(scp->ioaddr + ATA_STATUS); 1000 } 1001 1002 /* are we done ? */ 1003 if (!(scp->status & ATA_S_BUSY)) 1004 break; 1005 1006 if (timeout > 1000) { 1007 timeout += 1000; 1008 DELAY(1000); 1009 } 1010 else { 1011 timeout += 10; 1012 DELAY(10); 1013 } 1014 } 1015 if (scp->status & ATA_S_ERROR) 1016 scp->error = inb(scp->ioaddr + ATA_ERROR); 1017 if (timeout >= 5000000) 1018 return -1; 1019 if (!mask) 1020 return (scp->status & ATA_S_ERROR); 1021 1022 /* Wait 50 msec for bits wanted. */ 1023 timeout = 5000; 1024 while (timeout--) { 1025 scp->status = inb(scp->ioaddr + ATA_STATUS); 1026 if ((scp->status & mask) == mask) { 1027 if (scp->status & ATA_S_ERROR) 1028 scp->error = inb(scp->ioaddr + ATA_ERROR); 1029 return (scp->status & ATA_S_ERROR); 1030 } 1031 DELAY (10); 1032 } 1033 return -1; 1034} 1035 1036int32_t 1037ata_command(struct ata_softc *scp, int32_t device, u_int32_t command, 1038 u_int32_t cylinder, u_int32_t head, u_int32_t sector, 1039 u_int32_t count, u_int32_t feature, int32_t flags) 1040{ 1041#ifdef ATA_DEBUG 1042 ata_printf(scp, device, "ata_command: addr=%04x, cmd=%02x, " 1043 "c=%d, h=%d, s=%d, count=%d, flags=%02x\n", 1044 scp->ioaddr, command, cylinder, head, sector, count, flags); 1045#endif 1046 1047 /* ready to issue command ? */ 1048 if (ata_wait(scp, device, 0) < 0) { 1049 ata_printf(scp, device, 1050 "timeout waiting to give command=%02x s=%02x e=%02x\n", 1051 command, scp->status, scp->error); 1052 return -1; 1053 } 1054 outb(scp->ioaddr + ATA_FEATURE, feature); 1055 outb(scp->ioaddr + ATA_CYL_LSB, cylinder); 1056 outb(scp->ioaddr + ATA_CYL_MSB, cylinder >> 8); 1057 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device | head); 1058 outb(scp->ioaddr + ATA_SECTOR, sector); 1059 outb(scp->ioaddr + ATA_COUNT, count); 1060 1061 switch (flags) { 1062 case ATA_WAIT_INTR: 1063 if (scp->active != ATA_IDLE) 1064 ata_printf(scp, device, "WARNING: WAIT_INTR active=%s\n", 1065 active2str(scp->active)); 1066 scp->active = ATA_WAIT_INTR; 1067 asleep((caddr_t)scp, PRIBIO, "atacmd", 10 * hz); 1068 outb(scp->ioaddr + ATA_CMD, command); 1069 if (await(PRIBIO, 10 * hz)) { 1070 ata_printf(scp, device, "ata_command: timeout waiting for intr\n"); 1071 scp->active = ATA_IDLE; 1072 return -1; 1073 } 1074 break; 1075 1076 case ATA_WAIT_READY: 1077 if (scp->active != ATA_IDLE && scp->active != ATA_REINITING) 1078 ata_printf(scp, device, "WARNING: WAIT_READY active=%s\n", 1079 active2str(scp->active)); 1080 if (scp->active != ATA_REINITING) 1081 scp->active = ATA_WAIT_READY; 1082 outb(scp->ioaddr + ATA_CMD, command); 1083 if (ata_wait(scp, device, ATA_S_READY) < 0) { 1084 ata_printf(scp, device, 1085 "timeout waiting for command=%02x s=%02x e=%02x\n", 1086 command, scp->status, scp->error); 1087 if (scp->active != ATA_REINITING) 1088 scp->active = ATA_IDLE; 1089 return -1; 1090 } 1091 if (scp->active != ATA_REINITING) 1092 scp->active = ATA_IDLE; 1093 break; 1094 1095 case ATA_IMMEDIATE: 1096 outb(scp->ioaddr + ATA_CMD, command); 1097 break; 1098 1099 default: 1100 ata_printf(scp, device, "DANGER: illegal interrupt flag=%s\n", 1101 active2str(flags)); 1102 } 1103 return 0; 1104} 1105
| 1290 scp->active = ATA_IDLE; 1291 ata_start(scp); 1292 return 0; 1293} 1294 1295int32_t 1296ata_wait(struct ata_softc *scp, int32_t device, u_int8_t mask) 1297{ 1298 u_int32_t timeout = 0; 1299 1300 DELAY(1); 1301 while (timeout < 5000000) { /* timeout 5 secs */ 1302 scp->status = inb(scp->ioaddr + ATA_STATUS); 1303 1304 /* if drive fails status, reselect the drive just to be sure */ 1305 if (scp->status == 0xff) { 1306 ata_printf(scp, device, "no status, reselecting device\n"); 1307 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device); 1308 DELAY(1); 1309 scp->status = inb(scp->ioaddr + ATA_STATUS); 1310 } 1311 1312 /* are we done ? */ 1313 if (!(scp->status & ATA_S_BUSY)) 1314 break; 1315 1316 if (timeout > 1000) { 1317 timeout += 1000; 1318 DELAY(1000); 1319 } 1320 else { 1321 timeout += 10; 1322 DELAY(10); 1323 } 1324 } 1325 if (scp->status & ATA_S_ERROR) 1326 scp->error = inb(scp->ioaddr + ATA_ERROR); 1327 if (timeout >= 5000000) 1328 return -1; 1329 if (!mask) 1330 return (scp->status & ATA_S_ERROR); 1331 1332 /* Wait 50 msec for bits wanted. */ 1333 timeout = 5000; 1334 while (timeout--) { 1335 scp->status = inb(scp->ioaddr + ATA_STATUS); 1336 if ((scp->status & mask) == mask) { 1337 if (scp->status & ATA_S_ERROR) 1338 scp->error = inb(scp->ioaddr + ATA_ERROR); 1339 return (scp->status & ATA_S_ERROR); 1340 } 1341 DELAY (10); 1342 } 1343 return -1; 1344} 1345 1346int32_t 1347ata_command(struct ata_softc *scp, int32_t device, u_int32_t command, 1348 u_int32_t cylinder, u_int32_t head, u_int32_t sector, 1349 u_int32_t count, u_int32_t feature, int32_t flags) 1350{ 1351#ifdef ATA_DEBUG 1352 ata_printf(scp, device, "ata_command: addr=%04x, cmd=%02x, " 1353 "c=%d, h=%d, s=%d, count=%d, flags=%02x\n", 1354 scp->ioaddr, command, cylinder, head, sector, count, flags); 1355#endif 1356 1357 /* ready to issue command ? */ 1358 if (ata_wait(scp, device, 0) < 0) { 1359 ata_printf(scp, device, 1360 "timeout waiting to give command=%02x s=%02x e=%02x\n", 1361 command, scp->status, scp->error); 1362 return -1; 1363 } 1364 outb(scp->ioaddr + ATA_FEATURE, feature); 1365 outb(scp->ioaddr + ATA_CYL_LSB, cylinder); 1366 outb(scp->ioaddr + ATA_CYL_MSB, cylinder >> 8); 1367 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device | head); 1368 outb(scp->ioaddr + ATA_SECTOR, sector); 1369 outb(scp->ioaddr + ATA_COUNT, count); 1370 1371 switch (flags) { 1372 case ATA_WAIT_INTR: 1373 if (scp->active != ATA_IDLE) 1374 ata_printf(scp, device, "WARNING: WAIT_INTR active=%s\n", 1375 active2str(scp->active)); 1376 scp->active = ATA_WAIT_INTR; 1377 asleep((caddr_t)scp, PRIBIO, "atacmd", 10 * hz); 1378 outb(scp->ioaddr + ATA_CMD, command); 1379 if (await(PRIBIO, 10 * hz)) { 1380 ata_printf(scp, device, "ata_command: timeout waiting for intr\n"); 1381 scp->active = ATA_IDLE; 1382 return -1; 1383 } 1384 break; 1385 1386 case ATA_WAIT_READY: 1387 if (scp->active != ATA_IDLE && scp->active != ATA_REINITING) 1388 ata_printf(scp, device, "WARNING: WAIT_READY active=%s\n", 1389 active2str(scp->active)); 1390 if (scp->active != ATA_REINITING) 1391 scp->active = ATA_WAIT_READY; 1392 outb(scp->ioaddr + ATA_CMD, command); 1393 if (ata_wait(scp, device, ATA_S_READY) < 0) { 1394 ata_printf(scp, device, 1395 "timeout waiting for command=%02x s=%02x e=%02x\n", 1396 command, scp->status, scp->error); 1397 if (scp->active != ATA_REINITING) 1398 scp->active = ATA_IDLE; 1399 return -1; 1400 } 1401 if (scp->active != ATA_REINITING) 1402 scp->active = ATA_IDLE; 1403 break; 1404 1405 case ATA_IMMEDIATE: 1406 outb(scp->ioaddr + ATA_CMD, command); 1407 break; 1408 1409 default: 1410 ata_printf(scp, device, "DANGER: illegal interrupt flag=%s\n", 1411 active2str(flags)); 1412 } 1413 return 0; 1414} 1415
|
| 1416int 1417ata_printf(struct ata_softc *scp, int32_t device, const char * fmt, ...) 1418{ 1419 va_list ap; 1420 int ret; 1421 1422 if (device == -1) 1423 ret = printf("ata%d: ", device_get_unit(scp->dev)); 1424 else 1425 ret = printf("ata%d-%s: ", device_get_unit(scp->dev), 1426 (device == ATA_MASTER) ? "master" : "slave"); 1427 va_start(ap, fmt); 1428 ret += vprintf(fmt, ap); 1429 va_end(ap); 1430 return ret; 1431} 1432 1433int 1434ata_get_lun(u_int32_t *map) 1435{ 1436 int lun = ffs(~*map) - 1; 1437 1438 *map |= (1 << lun); 1439 return lun; 1440} 1441 1442void 1443ata_free_lun(u_int32_t *map, int lun) 1444{ 1445 *map &= ~(1 << lun); 1446} 1447
|
1106int8_t * 1107ata_mode2str(int32_t mode) 1108{ 1109 switch (mode) { 1110 case ATA_PIO: return "BIOSPIO"; 1111 case ATA_PIO0: return "PIO0"; 1112 case ATA_PIO1: return "PIO1"; 1113 case ATA_PIO2: return "PIO2"; 1114 case ATA_PIO3: return "PIO3"; 1115 case ATA_PIO4: return "PIO4"; 1116 case ATA_WDMA2: return "WDMA2"; 1117 case ATA_UDMA2: return "UDMA33"; 1118 case ATA_UDMA4: return "UDMA66"; 1119 case ATA_DMA: return "BIOSDMA"; 1120 default: return "???"; 1121 } 1122} 1123 1124int8_t 1125ata_pio2mode(int32_t pio) 1126{ 1127 switch (pio) { 1128 default: 1129 case 0: return ATA_PIO0; 1130 case 1: return ATA_PIO1; 1131 case 2: return ATA_PIO2; 1132 case 3: return ATA_PIO3; 1133 case 4: return ATA_PIO4; 1134 } 1135} 1136
| 1448int8_t * 1449ata_mode2str(int32_t mode) 1450{ 1451 switch (mode) { 1452 case ATA_PIO: return "BIOSPIO"; 1453 case ATA_PIO0: return "PIO0"; 1454 case ATA_PIO1: return "PIO1"; 1455 case ATA_PIO2: return "PIO2"; 1456 case ATA_PIO3: return "PIO3"; 1457 case ATA_PIO4: return "PIO4"; 1458 case ATA_WDMA2: return "WDMA2"; 1459 case ATA_UDMA2: return "UDMA33"; 1460 case ATA_UDMA4: return "UDMA66"; 1461 case ATA_DMA: return "BIOSDMA"; 1462 default: return "???"; 1463 } 1464} 1465 1466int8_t 1467ata_pio2mode(int32_t pio) 1468{ 1469 switch (pio) { 1470 default: 1471 case 0: return ATA_PIO0; 1472 case 1: return ATA_PIO1; 1473 case 2: return ATA_PIO2; 1474 case 3: return ATA_PIO3; 1475 case 4: return ATA_PIO4; 1476 } 1477} 1478
|
| 1479int 1480ata_pmode(struct ata_params *ap) 1481{ 1482 if (ap->atavalid & ATA_FLAG_64_70) { 1483 if (ap->apiomodes & 2) 1484 return 4; 1485 if (ap->apiomodes & 1) 1486 return 3; 1487 } 1488 if (ap->opiomode == 2) 1489 return 2; 1490 if (ap->opiomode == 1) 1491 return 1; 1492 if (ap->opiomode == 0) 1493 return 0; 1494 return -1; 1495} 1496 1497int 1498ata_wmode(struct ata_params *ap) 1499{ 1500 if (ap->wdmamodes & 4) 1501 return 2; 1502 if (ap->wdmamodes & 2) 1503 return 1; 1504 if (ap->wdmamodes & 1) 1505 return 0; 1506 return -1; 1507} 1508 1509int 1510ata_umode(struct ata_params *ap) 1511{ 1512 if (ap->atavalid & ATA_FLAG_88) { 1513 if (ap->udmamodes & 0x10) 1514 return (ap->cblid ? 4 : 2); 1515 if (ap->udmamodes & 0x08) 1516 return (ap->cblid ? 3 : 2); 1517 if (ap->udmamodes & 0x04) 1518 return 2; 1519 if (ap->udmamodes & 0x02) 1520 return 1; 1521 if (ap->udmamodes & 0x01) 1522 return 0; 1523 } 1524 return -1; 1525} 1526
|
1137static int8_t * 1138active2str(int32_t active) 1139{ 1140 static char buf[8]; 1141 1142 switch (active) { 1143 case ATA_IDLE: 1144 return("ATA_IDLE"); 1145 case ATA_IMMEDIATE: 1146 return("ATA_IMMEDIATE"); 1147 case ATA_WAIT_INTR: 1148 return("ATA_WAIT_INTR"); 1149 case ATA_WAIT_READY: 1150 return("ATA_WAIT_READY"); 1151 case ATA_ACTIVE: 1152 return("ATA_ACTIVE"); 1153 case ATA_ACTIVE_ATA: 1154 return("ATA_ACTIVE_ATA"); 1155 case ATA_ACTIVE_ATAPI: 1156 return("ATA_ACTIVE_ATAPI"); 1157 case ATA_REINITING: 1158 return("ATA_REINITING"); 1159 default: 1160 sprintf(buf, "0x%02x", active); 1161 return buf; 1162 } 1163} 1164
| 1527static int8_t * 1528active2str(int32_t active) 1529{ 1530 static char buf[8]; 1531 1532 switch (active) { 1533 case ATA_IDLE: 1534 return("ATA_IDLE"); 1535 case ATA_IMMEDIATE: 1536 return("ATA_IMMEDIATE"); 1537 case ATA_WAIT_INTR: 1538 return("ATA_WAIT_INTR"); 1539 case ATA_WAIT_READY: 1540 return("ATA_WAIT_READY"); 1541 case ATA_ACTIVE: 1542 return("ATA_ACTIVE"); 1543 case ATA_ACTIVE_ATA: 1544 return("ATA_ACTIVE_ATA"); 1545 case ATA_ACTIVE_ATAPI: 1546 return("ATA_ACTIVE_ATAPI"); 1547 case ATA_REINITING: 1548 return("ATA_REINITING"); 1549 default: 1550 sprintf(buf, "0x%02x", active); 1551 return buf; 1552 } 1553} 1554
|
1165int32_t 1166ata_pmode(struct ata_params *ap) 1167{ 1168 if (ap->atavalid & ATA_FLAG_64_70) { 1169 if (ap->apiomodes & 2) return 4; 1170 if (ap->apiomodes & 1) return 3; 1171 } 1172 if (ap->opiomode == 2) return 2; 1173 if (ap->opiomode == 1) return 1; 1174 if (ap->opiomode == 0) return 0; 1175 return -1; 1176} 1177 1178int32_t 1179ata_wmode(struct ata_params *ap) 1180{ 1181 if (ap->wdmamodes & 4) return 2; 1182 if (ap->wdmamodes & 2) return 1; 1183 if (ap->wdmamodes & 1) return 0; 1184 return -1; 1185} 1186 1187int32_t 1188ata_umode(struct ata_params *ap) 1189{ 1190 if (ap->atavalid & ATA_FLAG_88) { 1191 if (ap->udmamodes & 0x10) return (ap->cblid ? 4 : 2); 1192 if (ap->udmamodes & 0x08) return (ap->cblid ? 3 : 2); 1193 if (ap->udmamodes & 0x04) return 2; 1194 if (ap->udmamodes & 0x02) return 1; 1195 if (ap->udmamodes & 0x01) return 0; 1196 } 1197 return -1; 1198} 1199
| |
1200static void 1201bswap(int8_t *buf, int32_t len) 1202{
| 1555static void 1556bswap(int8_t *buf, int32_t len) 1557{
|
1203 u_int16_t *p = (u_int16_t*)(buf + len);
| 1558 u_int16_t *ptr = (u_int16_t*)(buf + len);
|
1204
| 1559
|
1205 while (--p >= (u_int16_t*)buf) 1206 *p = ntohs(*p);
| 1560 while (--ptr >= (u_int16_t*)buf) 1561 *ptr = ntohs(*ptr);
|
1207} 1208 1209static void 1210btrim(int8_t *buf, int32_t len) 1211{
| 1562} 1563 1564static void 1565btrim(int8_t *buf, int32_t len) 1566{
|
1212 int8_t *p;
| 1567 int8_t *ptr;
|
1213
| 1568
|
1214 for (p = buf; p < buf+len; ++p) 1215 if (!*p) 1216 *p = ' '; 1217 for (p = buf + len - 1; p >= buf && *p == ' '; --p) 1218 *p = 0;
| 1569 for (ptr = buf; ptr < buf+len; ++ptr) 1570 if (!*ptr) 1571 *ptr = ' '; 1572 for (ptr = buf + len - 1; ptr >= buf && *ptr == ' '; --ptr) 1573 *ptr = 0;
|
1219} 1220 1221static void 1222bpack(int8_t *src, int8_t *dst, int32_t len) 1223{ 1224 int32_t i, j, blank; 1225 1226 for (i = j = blank = 0 ; i < len; i++) { 1227 if (blank && src[i] == ' ') continue; 1228 if (blank && src[i] != ' ') { 1229 dst[j++] = src[i]; 1230 blank = 0; 1231 continue; 1232 } 1233 if (src[i] == ' ') { 1234 blank = 1; 1235 if (i == 0) 1236 continue; 1237 } 1238 dst[j++] = src[i]; 1239 } 1240 if (j < len) 1241 dst[j] = 0x00; 1242} 1243
| 1574} 1575 1576static void 1577bpack(int8_t *src, int8_t *dst, int32_t len) 1578{ 1579 int32_t i, j, blank; 1580 1581 for (i = j = blank = 0 ; i < len; i++) { 1582 if (blank && src[i] == ' ') continue; 1583 if (blank && src[i] != ' ') { 1584 dst[j++] = src[i]; 1585 blank = 0; 1586 continue; 1587 } 1588 if (src[i] == ' ') { 1589 blank = 1; 1590 if (i == 0) 1591 continue; 1592 } 1593 dst[j++] = src[i]; 1594 } 1595 if (j < len) 1596 dst[j] = 0x00; 1597} 1598
|
1244int32_t 1245ata_printf(struct ata_softc *scp, int32_t device, const char * fmt, ...) 1246{ 1247 va_list ap; 1248 int ret; 1249 1250 if (device == -1) 1251 ret = printf("ata%d: ", scp->lun); 1252 else 1253 ret = printf("ata%d-%s: ", scp->lun, 1254 (device == ATA_MASTER) ? "master" : "slave"); 1255 va_start(ap, fmt); 1256 ret += vprintf(fmt, ap); 1257 va_end(ap); 1258 return ret; 1259} 1260 1261static char ata_conf[1024]; 1262
| |
1263static void 1264ata_change_mode(struct ata_softc *scp, int32_t device, int32_t mode) 1265{ 1266 int32_t s = splbio(); 1267 1268 while (scp->active != ATA_IDLE) 1269 tsleep((caddr_t)&s, PRIBIO, "atachm", hz/4); 1270 scp->active = ATA_REINITING; 1271 ata_dmainit(scp, device, ata_pmode(ATA_PARAM(scp, device)), 1272 mode < ATA_DMA ? -1 : ata_wmode(ATA_PARAM(scp, device)), 1273 mode < ATA_DMA ? -1 : ata_umode(ATA_PARAM(scp, device))); 1274 scp->active = ATA_IDLE; 1275 ata_start(scp); 1276 splx(s); 1277} 1278 1279static int 1280sysctl_hw_ata SYSCTL_HANDLER_ARGS 1281{
| 1599static void 1600ata_change_mode(struct ata_softc *scp, int32_t device, int32_t mode) 1601{ 1602 int32_t s = splbio(); 1603 1604 while (scp->active != ATA_IDLE) 1605 tsleep((caddr_t)&s, PRIBIO, "atachm", hz/4); 1606 scp->active = ATA_REINITING; 1607 ata_dmainit(scp, device, ata_pmode(ATA_PARAM(scp, device)), 1608 mode < ATA_DMA ? -1 : ata_wmode(ATA_PARAM(scp, device)), 1609 mode < ATA_DMA ? -1 : ata_umode(ATA_PARAM(scp, device))); 1610 scp->active = ATA_IDLE; 1611 ata_start(scp); 1612 splx(s); 1613} 1614 1615static int 1616sysctl_hw_ata SYSCTL_HANDLER_ARGS 1617{
|
1282 int error, i;
| 1618 struct ata_softc *scp; 1619 int ctlr, error, i;
|
1283 1284 /* readout internal state */ 1285 bzero(ata_conf, sizeof(ata_conf));
| 1620 1621 /* readout internal state */ 1622 bzero(ata_conf, sizeof(ata_conf));
|
1286 for (i = 0; i < (atanlun << 1); i++) { 1287 if (!atadevices[i >> 1] || !atadevices[ i >> 1]->dev_softc[i & 1]) 1288 strcat(ata_conf, "---,"); 1289 else if (atadevices[i >> 1]->mode[i & 1] >= ATA_DMA) 1290 strcat(ata_conf, "dma,"); 1291 else 1292 strcat(ata_conf, "pio,");
| 1623 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1624 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1625 continue; 1626 for (i = 0; i < 2; i++) { 1627 if (!scp->dev_softc[i]) 1628 strcat(ata_conf, "---,"); 1629 else if (scp->mode[i] >= ATA_DMA) 1630 strcat(ata_conf, "dma,"); 1631 else 1632 strcat(ata_conf, "pio,"); 1633 }
|
1293 } 1294 error = sysctl_handle_string(oidp, ata_conf, sizeof(ata_conf), req); 1295 if (error == 0 && req->newptr != NULL) { 1296 char *ptr = ata_conf; 1297 1298 /* update internal state */ 1299 i = 0; 1300 while (*ptr) { 1301 if (!strncmp(ptr, "pio", 3) || !strncmp(ptr, "PIO", 3)) {
| 1634 } 1635 error = sysctl_handle_string(oidp, ata_conf, sizeof(ata_conf), req); 1636 if (error == 0 && req->newptr != NULL) { 1637 char *ptr = ata_conf; 1638 1639 /* update internal state */ 1640 i = 0; 1641 while (*ptr) { 1642 if (!strncmp(ptr, "pio", 3) || !strncmp(ptr, "PIO", 3)) {
|
1302 if (atadevices[i >> 1] && 1303 atadevices[i >> 1]->dev_softc[i & 1] && 1304 atadevices[i >>1 ]->mode[i & 1] >= ATA_DMA) 1305 ata_change_mode(atadevices[i >> 1], 1306 (i & 1) ? ATA_SLAVE : ATA_MASTER, ATA_PIO);
| 1643 if ((scp = devclass_get_softc(ata_devclass, i >> 1)) && 1644 scp->dev_softc[i & 1] && scp->mode[i & 1] >= ATA_DMA) 1645 ata_change_mode(scp, (i & 1)?ATA_SLAVE:ATA_MASTER, ATA_PIO);
|
1307 } 1308 else if (!strncmp(ptr, "dma", 3) || !strncmp(ptr, "DMA", 3)) {
| 1646 } 1647 else if (!strncmp(ptr, "dma", 3) || !strncmp(ptr, "DMA", 3)) {
|
1309 if (atadevices[i >> 1] && 1310 atadevices[i >> 1]->dev_softc[i & 1] && 1311 atadevices[i >> 1]->mode[i & 1] < ATA_DMA) 1312 ata_change_mode(atadevices[i >> 1], 1313 (i & 1) ? ATA_SLAVE : ATA_MASTER, ATA_DMA);
| 1648 if ((scp = devclass_get_softc(ata_devclass, i >> 1)) && 1649 scp->dev_softc[i & 1] && scp->mode[i & 1] < ATA_DMA) 1650 ata_change_mode(scp, (i & 1)?ATA_SLAVE:ATA_MASTER, ATA_DMA);
|
1314 } 1315 else if (strncmp(ptr, "---", 3)) 1316 break; 1317 ptr+=3;
| 1651 } 1652 else if (strncmp(ptr, "---", 3)) 1653 break; 1654 ptr+=3;
|
1318 if (*ptr++ != ',' || ++i > (atanlun << 1))
| 1655 if (*ptr++ != ',' || 1656 ++i > (devclass_get_maxunit(ata_devclass) << 1))
|
1319 break; 1320 } 1321 } 1322 return error; 1323}
| 1657 break; 1658 } 1659 } 1660 return error; 1661}
|
1324
| |
1325SYSCTL_PROC(_hw, OID_AUTO, atamodes, CTLTYPE_STRING | CTLFLAG_RW, 1326 0, sizeof(ata_conf), sysctl_hw_ata, "A", "");
| 1662SYSCTL_PROC(_hw, OID_AUTO, atamodes, CTLTYPE_STRING | CTLFLAG_RW, 1663 0, sizeof(ata_conf), sysctl_hw_ata, "A", "");
|
| 1664 1665static void 1666ata_init(void) 1667{ 1668 /* register boot attach to be run when interrupts are enabled */ 1669 if (!(ata_delayed_attach = (struct intr_config_hook *) 1670 malloc(sizeof(struct intr_config_hook), 1671 M_TEMP, M_NOWAIT))) { 1672 printf("ata: malloc of delayed attach hook failed\n"); 1673 return; 1674 } 1675 bzero(ata_delayed_attach, sizeof(struct intr_config_hook)); 1676 1677 ata_delayed_attach->ich_func = (void*)ata_boot_attach; 1678 if (config_intrhook_establish(ata_delayed_attach) != 0) { 1679 printf("ata: config_intrhook_establish failed\n"); 1680 free(ata_delayed_attach, M_TEMP); 1681 } 1682} 1683SYSINIT(atadev, SI_SUB_DRIVERS, SI_ORDER_SECOND, ata_init, NULL)
|
| |