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 66698 2000-10-05 23:09:57Z jhb $
| 28 * $FreeBSD: head/sys/dev/ata/ata-all.c 67058 2000-10-13 11:21:27Z sos $
|
29 */ 30 31#include "ata.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/bio.h> 48#include <sys/malloc.h> 49#include <sys/devicestat.h> 50#include <sys/sysctl.h> 51#include <machine/stdarg.h> 52#include <machine/resource.h> 53#include <machine/bus.h> 54#include <sys/rman.h> 55#if NPCI > 0 56#include <pci/pcivar.h> 57#include <pci/pcireg.h> 58#endif 59#include <isa/isavar.h> 60#include <isa/isareg.h> 61#include <machine/clock.h> 62#ifdef __alpha__ 63#include <machine/md_var.h> 64#endif 65#include <dev/ata/ata-all.h> 66#include <dev/ata/ata-disk.h> 67#include <dev/ata/atapi-all.h> 68 69/* misc defines */ 70#define IOMASK 0xfffffffc 71#define ATA_IOADDR_RID 0 72#define ATA_ALTADDR_RID 1 73#define ATA_BMADDR_RID 2 74#define ATA_MASTERDEV(dev) ((pci_get_progif(dev) & 0x80) && \ 75 (pci_get_progif(dev) & 0x05) != 0x05) 76 77/* prototypes */ 78static int ata_probe(device_t); 79static int ata_attach(device_t); 80static int ata_detach(device_t); 81static int ata_resume(device_t); 82static void ata_boot_attach(void); 83static void ata_intr(void *); 84static int ata_getparam(struct ata_softc *, int, u_int8_t); 85static int ata_service(struct ata_softc *); 86static char *active2str(int); 87static void bswap(int8_t *, int); 88static void btrim(int8_t *, int); 89static void bpack(int8_t *, int8_t *, int); 90 91/* local vars */ 92static devclass_t ata_devclass; 93static devclass_t ata_pci_devclass; 94static struct intr_config_hook *ata_delayed_attach = NULL; 95static 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 108ata_isa_probe(device_t dev) 109{ 110 struct ata_softc *scp = device_get_softc(dev); 111 struct resource *port; 112 int rid; 113 u_long tmp; 114 115 /* check isapnp ids */ 116 if (ISA_PNP_PROBE(device_get_parent(dev), dev, ata_ids) == ENXIO) 117 return ENXIO; 118 119 /* allocate the port range */ 120 rid = ATA_IOADDR_RID; 121 port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 122 ATA_IOSIZE, RF_ACTIVE); 123 if (!port) 124 return ENOMEM; 125 126 /* alloctate the altport range */ 127 if (bus_get_resource(dev, SYS_RES_IOPORT, 1, &tmp, &tmp)) { 128 bus_set_resource(dev, SYS_RES_IOPORT, 1, 129 rman_get_start(port) + ATA_ALTOFFSET, 130 ATA_ALTIOSIZE); 131 } 132 bus_release_resource(dev, SYS_RES_IOPORT, 0, port);
| 29 */ 30 31#include "ata.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/bio.h> 48#include <sys/malloc.h> 49#include <sys/devicestat.h> 50#include <sys/sysctl.h> 51#include <machine/stdarg.h> 52#include <machine/resource.h> 53#include <machine/bus.h> 54#include <sys/rman.h> 55#if NPCI > 0 56#include <pci/pcivar.h> 57#include <pci/pcireg.h> 58#endif 59#include <isa/isavar.h> 60#include <isa/isareg.h> 61#include <machine/clock.h> 62#ifdef __alpha__ 63#include <machine/md_var.h> 64#endif 65#include <dev/ata/ata-all.h> 66#include <dev/ata/ata-disk.h> 67#include <dev/ata/atapi-all.h> 68 69/* misc defines */ 70#define IOMASK 0xfffffffc 71#define ATA_IOADDR_RID 0 72#define ATA_ALTADDR_RID 1 73#define ATA_BMADDR_RID 2 74#define ATA_MASTERDEV(dev) ((pci_get_progif(dev) & 0x80) && \ 75 (pci_get_progif(dev) & 0x05) != 0x05) 76 77/* prototypes */ 78static int ata_probe(device_t); 79static int ata_attach(device_t); 80static int ata_detach(device_t); 81static int ata_resume(device_t); 82static void ata_boot_attach(void); 83static void ata_intr(void *); 84static int ata_getparam(struct ata_softc *, int, u_int8_t); 85static int ata_service(struct ata_softc *); 86static char *active2str(int); 87static void bswap(int8_t *, int); 88static void btrim(int8_t *, int); 89static void bpack(int8_t *, int8_t *, int); 90 91/* local vars */ 92static devclass_t ata_devclass; 93static devclass_t ata_pci_devclass; 94static struct intr_config_hook *ata_delayed_attach = NULL; 95static 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 108ata_isa_probe(device_t dev) 109{ 110 struct ata_softc *scp = device_get_softc(dev); 111 struct resource *port; 112 int rid; 113 u_long tmp; 114 115 /* check isapnp ids */ 116 if (ISA_PNP_PROBE(device_get_parent(dev), dev, ata_ids) == ENXIO) 117 return ENXIO; 118 119 /* allocate the port range */ 120 rid = ATA_IOADDR_RID; 121 port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 122 ATA_IOSIZE, RF_ACTIVE); 123 if (!port) 124 return ENOMEM; 125 126 /* alloctate the altport range */ 127 if (bus_get_resource(dev, SYS_RES_IOPORT, 1, &tmp, &tmp)) { 128 bus_set_resource(dev, SYS_RES_IOPORT, 1, 129 rman_get_start(port) + ATA_ALTOFFSET, 130 ATA_ALTIOSIZE); 131 } 132 bus_release_resource(dev, SYS_RES_IOPORT, 0, port);
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133 scp->unit = device_get_unit(dev);
| 133 scp->channel = 0;
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134 scp->flags |= ATA_USE_16BIT; 135 return ata_probe(dev); 136} 137 138static device_method_t ata_isa_methods[] = { 139 /* device interface */ 140 DEVMETHOD(device_probe, ata_isa_probe), 141 DEVMETHOD(device_attach, ata_attach), 142 DEVMETHOD(device_resume, ata_resume), 143 { 0, 0 } 144}; 145 146static driver_t ata_isa_driver = { 147 "ata", 148 ata_isa_methods, 149 sizeof(struct ata_softc), 150}; 151 152DRIVER_MODULE(ata, isa, ata_isa_driver, ata_devclass, 0, 0); 153#endif 154 155#if NCARD > 0 156static int 157ata_pccard_probe(device_t dev) 158{ 159 struct ata_softc *scp = device_get_softc(dev); 160 struct resource *port; 161 int rid, len; 162 163 /* allocate the port range */ 164 rid = ATA_IOADDR_RID; 165 len = bus_get_resource_count(dev, SYS_RES_IOPORT, rid); 166 port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, len, RF_ACTIVE); 167 if (!port) 168 return ENOMEM; 169 170 /* 171 * if we got more than the default ATA_IOSIZE ports, this is likely 172 * a pccard system where the altio ports are located just after the 173 * normal io ports, so no need to allocate them. 174 */ 175 if (len <= ATA_IOSIZE) { 176 bus_set_resource(dev, SYS_RES_IOPORT, ATA_ALTADDR_RID, 177 rman_get_start(port) + ATA_ALTOFFSET, ATA_ALTIOSIZE); 178 } 179 bus_release_resource(dev, SYS_RES_IOPORT, 0, port);
| 134 scp->flags |= ATA_USE_16BIT; 135 return ata_probe(dev); 136} 137 138static device_method_t ata_isa_methods[] = { 139 /* device interface */ 140 DEVMETHOD(device_probe, ata_isa_probe), 141 DEVMETHOD(device_attach, ata_attach), 142 DEVMETHOD(device_resume, ata_resume), 143 { 0, 0 } 144}; 145 146static driver_t ata_isa_driver = { 147 "ata", 148 ata_isa_methods, 149 sizeof(struct ata_softc), 150}; 151 152DRIVER_MODULE(ata, isa, ata_isa_driver, ata_devclass, 0, 0); 153#endif 154 155#if NCARD > 0 156static int 157ata_pccard_probe(device_t dev) 158{ 159 struct ata_softc *scp = device_get_softc(dev); 160 struct resource *port; 161 int rid, len; 162 163 /* allocate the port range */ 164 rid = ATA_IOADDR_RID; 165 len = bus_get_resource_count(dev, SYS_RES_IOPORT, rid); 166 port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, len, RF_ACTIVE); 167 if (!port) 168 return ENOMEM; 169 170 /* 171 * if we got more than the default ATA_IOSIZE ports, this is likely 172 * a pccard system where the altio ports are located just after the 173 * normal io ports, so no need to allocate them. 174 */ 175 if (len <= ATA_IOSIZE) { 176 bus_set_resource(dev, SYS_RES_IOPORT, ATA_ALTADDR_RID, 177 rman_get_start(port) + ATA_ALTOFFSET, ATA_ALTIOSIZE); 178 } 179 bus_release_resource(dev, SYS_RES_IOPORT, 0, port);
|
180 scp->unit = device_get_unit(dev);
| 180 scp->channel = 0;
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181 scp->flags |= ATA_USE_16BIT; 182 return ata_probe(dev); 183} 184 185static device_method_t ata_pccard_methods[] = { 186 /* device interface */ 187 DEVMETHOD(device_probe, ata_pccard_probe), 188 DEVMETHOD(device_attach, ata_attach), 189 DEVMETHOD(device_detach, ata_detach), 190 { 0, 0 } 191}; 192 193static driver_t ata_pccard_driver = { 194 "ata", 195 ata_pccard_methods, 196 sizeof(struct ata_softc), 197}; 198 199DRIVER_MODULE(ata, pccard, ata_pccard_driver, ata_devclass, 0, 0); 200#endif 201 202#if NPCI > 0 203struct ata_pci_softc { 204 struct resource *bmio; 205 struct resource bmio_1; 206 struct resource bmio_2; 207 struct resource *irq; 208 int irqcnt; 209}; 210 211int 212ata_find_dev(device_t dev, u_int32_t type, u_int32_t revid) 213{ 214 device_t *children, child; 215 int nchildren, i; 216 217 if (device_get_children(device_get_parent(dev), &children, &nchildren)) 218 return 0; 219 220 for (i = 0; i < nchildren; i++) { 221 child = children[i]; 222 223 /* check that it's on the same silicon and the device we want */ 224 if (pci_get_slot(dev) == pci_get_slot(child) && 225 pci_get_vendor(child) == (type & 0xffff) && 226 pci_get_device(child) == ((type & 0xffff0000) >> 16) && 227 pci_get_revid(child) >= revid) { 228 free(children, M_TEMP); 229 return 1; 230 } 231 } 232 free(children, M_TEMP); 233 return 0; 234} 235 236static const char * 237ata_pci_match(device_t dev) 238{ 239 if (pci_get_class(dev) != PCIC_STORAGE) 240 return NULL; 241 242 switch (pci_get_devid(dev)) { 243 /* supported chipsets */ 244 case 0x12308086: 245 return "Intel PIIX ATA controller"; 246 247 case 0x70108086: 248 return "Intel PIIX3 ATA controller"; 249 250 case 0x71118086: 251 case 0x71998086: 252 return "Intel PIIX4 ATA33 controller"; 253 254 case 0x24218086: 255 return "Intel ICH0 ATA33 controller"; 256 257 case 0x24118086: 258 return "Intel ICH ATA66 controller"; 259 260 case 0x244b8086: 261 return "Intel ICH2 ATA100 controller"; 262 263 case 0x522910b9: 264 return "AcerLabs Aladdin ATA33 controller"; 265 266 case 0x05711106: 267 if (ata_find_dev(dev, 0x05861106, 0)) 268 return "VIA 82C586 ATA33 controller"; 269 if (ata_find_dev(dev, 0x05961106, 0x12)) 270 return "VIA 82C596 ATA66 controller"; 271 if (ata_find_dev(dev, 0x05961106, 0)) 272 return "VIA 82C596 ATA33 controller"; 273 if (ata_find_dev(dev, 0x06861106, 0)) 274 return "VIA 82C686 ATA66 controller"; 275 return "VIA Apollo ATA controller"; 276 277 case 0x55131039: 278 return "SiS 5591 ATA33 controller"; 279 280 case 0x06491095: 281 return "CMD 649 ATA100 controller"; 282 283 case 0x06481095: 284 return "CMD 648 ATA66 controller"; 285 286 case 0x06461095: 287 return "CMD 646 ATA controller"; 288 289 case 0xc6931080: 290 if (pci_get_subclass(dev) == PCIS_STORAGE_IDE) 291 return "Cypress 82C693 ATA controller"; 292 break; 293 294 case 0x01021078: 295 return "Cyrix 5530 ATA33 controller"; 296 297 case 0x74091022: 298 return "AMD 756 ATA66 controller"; 299 300 case 0x02111166: 301 return "ServerWorks ROSB4 ATA33 controller"; 302 303 case 0x4d33105a: 304 return "Promise ATA33 controller"; 305 306 case 0x4d38105a: 307 return "Promise ATA66 controller"; 308 309 case 0x0d30105a: 310 case 0x4d30105a: 311 return "Promise ATA100 controller"; 312 313 case 0x00041103: 314 switch (pci_get_revid(dev)) { 315 case 0x00: 316 case 0x01: 317 return "HighPoint HPT366 ATA66 controller"; 318 case 0x02: 319 return "HighPoint HPT368 ATA66 controller"; 320 case 0x03: 321 case 0x04: 322 return "HighPoint HPT370 ATA100 controller"; 323 default: 324 return "Unknown revision HighPoint ATA controller"; 325 } 326 327 /* unsupported but known chipsets, generic DMA only */ 328 case 0x10001042: 329 case 0x10011042: 330 return "RZ 100? ATA controller !WARNING! buggy chip data loss possible"; 331 332 case 0x06401095: 333 return "CMD 640 ATA controller !WARNING! buggy chip data loss possible"; 334 335 /* unknown chipsets, try generic DMA if it seems possible */ 336 default: 337 if (pci_get_class(dev) == PCIC_STORAGE && 338 (pci_get_subclass(dev) == PCIS_STORAGE_IDE)) 339 return "Generic PCI ATA controller"; 340 } 341 return NULL; 342} 343 344static int 345ata_pci_probe(device_t dev) 346{ 347 const char *desc = ata_pci_match(dev); 348 349 if (desc) { 350 device_set_desc(dev, desc); 351 return 0; 352 } 353 else 354 return ENXIO; 355} 356 357static int 358ata_pci_add_child(device_t dev, int unit) 359{ 360 device_t child; 361 362 /* check if this is located at one of the std addresses */ 363 if (ATA_MASTERDEV(dev)) { 364 if (!(child = device_add_child(dev, "ata", unit))) 365 return ENOMEM; 366 } 367 else { 368 if (!(child = device_add_child(dev, "ata", 2))) 369 return ENOMEM; 370 }
| 181 scp->flags |= ATA_USE_16BIT; 182 return ata_probe(dev); 183} 184 185static device_method_t ata_pccard_methods[] = { 186 /* device interface */ 187 DEVMETHOD(device_probe, ata_pccard_probe), 188 DEVMETHOD(device_attach, ata_attach), 189 DEVMETHOD(device_detach, ata_detach), 190 { 0, 0 } 191}; 192 193static driver_t ata_pccard_driver = { 194 "ata", 195 ata_pccard_methods, 196 sizeof(struct ata_softc), 197}; 198 199DRIVER_MODULE(ata, pccard, ata_pccard_driver, ata_devclass, 0, 0); 200#endif 201 202#if NPCI > 0 203struct ata_pci_softc { 204 struct resource *bmio; 205 struct resource bmio_1; 206 struct resource bmio_2; 207 struct resource *irq; 208 int irqcnt; 209}; 210 211int 212ata_find_dev(device_t dev, u_int32_t type, u_int32_t revid) 213{ 214 device_t *children, child; 215 int nchildren, i; 216 217 if (device_get_children(device_get_parent(dev), &children, &nchildren)) 218 return 0; 219 220 for (i = 0; i < nchildren; i++) { 221 child = children[i]; 222 223 /* check that it's on the same silicon and the device we want */ 224 if (pci_get_slot(dev) == pci_get_slot(child) && 225 pci_get_vendor(child) == (type & 0xffff) && 226 pci_get_device(child) == ((type & 0xffff0000) >> 16) && 227 pci_get_revid(child) >= revid) { 228 free(children, M_TEMP); 229 return 1; 230 } 231 } 232 free(children, M_TEMP); 233 return 0; 234} 235 236static const char * 237ata_pci_match(device_t dev) 238{ 239 if (pci_get_class(dev) != PCIC_STORAGE) 240 return NULL; 241 242 switch (pci_get_devid(dev)) { 243 /* supported chipsets */ 244 case 0x12308086: 245 return "Intel PIIX ATA controller"; 246 247 case 0x70108086: 248 return "Intel PIIX3 ATA controller"; 249 250 case 0x71118086: 251 case 0x71998086: 252 return "Intel PIIX4 ATA33 controller"; 253 254 case 0x24218086: 255 return "Intel ICH0 ATA33 controller"; 256 257 case 0x24118086: 258 return "Intel ICH ATA66 controller"; 259 260 case 0x244b8086: 261 return "Intel ICH2 ATA100 controller"; 262 263 case 0x522910b9: 264 return "AcerLabs Aladdin ATA33 controller"; 265 266 case 0x05711106: 267 if (ata_find_dev(dev, 0x05861106, 0)) 268 return "VIA 82C586 ATA33 controller"; 269 if (ata_find_dev(dev, 0x05961106, 0x12)) 270 return "VIA 82C596 ATA66 controller"; 271 if (ata_find_dev(dev, 0x05961106, 0)) 272 return "VIA 82C596 ATA33 controller"; 273 if (ata_find_dev(dev, 0x06861106, 0)) 274 return "VIA 82C686 ATA66 controller"; 275 return "VIA Apollo ATA controller"; 276 277 case 0x55131039: 278 return "SiS 5591 ATA33 controller"; 279 280 case 0x06491095: 281 return "CMD 649 ATA100 controller"; 282 283 case 0x06481095: 284 return "CMD 648 ATA66 controller"; 285 286 case 0x06461095: 287 return "CMD 646 ATA controller"; 288 289 case 0xc6931080: 290 if (pci_get_subclass(dev) == PCIS_STORAGE_IDE) 291 return "Cypress 82C693 ATA controller"; 292 break; 293 294 case 0x01021078: 295 return "Cyrix 5530 ATA33 controller"; 296 297 case 0x74091022: 298 return "AMD 756 ATA66 controller"; 299 300 case 0x02111166: 301 return "ServerWorks ROSB4 ATA33 controller"; 302 303 case 0x4d33105a: 304 return "Promise ATA33 controller"; 305 306 case 0x4d38105a: 307 return "Promise ATA66 controller"; 308 309 case 0x0d30105a: 310 case 0x4d30105a: 311 return "Promise ATA100 controller"; 312 313 case 0x00041103: 314 switch (pci_get_revid(dev)) { 315 case 0x00: 316 case 0x01: 317 return "HighPoint HPT366 ATA66 controller"; 318 case 0x02: 319 return "HighPoint HPT368 ATA66 controller"; 320 case 0x03: 321 case 0x04: 322 return "HighPoint HPT370 ATA100 controller"; 323 default: 324 return "Unknown revision HighPoint ATA controller"; 325 } 326 327 /* unsupported but known chipsets, generic DMA only */ 328 case 0x10001042: 329 case 0x10011042: 330 return "RZ 100? ATA controller !WARNING! buggy chip data loss possible"; 331 332 case 0x06401095: 333 return "CMD 640 ATA controller !WARNING! buggy chip data loss possible"; 334 335 /* unknown chipsets, try generic DMA if it seems possible */ 336 default: 337 if (pci_get_class(dev) == PCIC_STORAGE && 338 (pci_get_subclass(dev) == PCIS_STORAGE_IDE)) 339 return "Generic PCI ATA controller"; 340 } 341 return NULL; 342} 343 344static int 345ata_pci_probe(device_t dev) 346{ 347 const char *desc = ata_pci_match(dev); 348 349 if (desc) { 350 device_set_desc(dev, desc); 351 return 0; 352 } 353 else 354 return ENXIO; 355} 356 357static int 358ata_pci_add_child(device_t dev, int unit) 359{ 360 device_t child; 361 362 /* check if this is located at one of the std addresses */ 363 if (ATA_MASTERDEV(dev)) { 364 if (!(child = device_add_child(dev, "ata", unit))) 365 return ENOMEM; 366 } 367 else { 368 if (!(child = device_add_child(dev, "ata", 2))) 369 return ENOMEM; 370 }
|
371 device_set_ivars(child, (void *)(uintptr_t) unit);
| |
372 return 0; 373} 374 375static int 376ata_pci_attach(device_t dev) 377{ 378 struct ata_pci_softc *sc = device_get_softc(dev); 379 u_int8_t class, subclass; 380 u_int32_t type, cmd; 381 int rid; 382 383 /* set up vendor-specific stuff */ 384 type = pci_get_devid(dev); 385 class = pci_get_class(dev); 386 subclass = pci_get_subclass(dev); 387 cmd = pci_read_config(dev, PCIR_COMMAND, 4); 388 389 /* is busmastering supported ? */ 390 if ((cmd & (PCIM_CMD_PORTEN | PCIM_CMD_BUSMASTEREN)) == 391 (PCIM_CMD_PORTEN | PCIM_CMD_BUSMASTEREN)) { 392 393 /* is there a valid port range to connect to ? */ 394 rid = 0x20; 395 sc->bmio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 396 0, ~0, 1, RF_ACTIVE);
| 371 return 0; 372} 373 374static int 375ata_pci_attach(device_t dev) 376{ 377 struct ata_pci_softc *sc = device_get_softc(dev); 378 u_int8_t class, subclass; 379 u_int32_t type, cmd; 380 int rid; 381 382 /* set up vendor-specific stuff */ 383 type = pci_get_devid(dev); 384 class = pci_get_class(dev); 385 subclass = pci_get_subclass(dev); 386 cmd = pci_read_config(dev, PCIR_COMMAND, 4); 387 388 /* is busmastering supported ? */ 389 if ((cmd & (PCIM_CMD_PORTEN | PCIM_CMD_BUSMASTEREN)) == 390 (PCIM_CMD_PORTEN | PCIM_CMD_BUSMASTEREN)) { 391 392 /* is there a valid port range to connect to ? */ 393 rid = 0x20; 394 sc->bmio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 395 0, ~0, 1, RF_ACTIVE);
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397 device_printf(dev, "Busmastering DMA %s\n", 398 sc->bmio ? "enabled" : "not supported");
| 396 if (!sc->bmio) 397 device_printf(dev, "Busmastering DMA not supported\n");
|
399 } 400 401 /* do extra chipset specific setups */ 402 switch (type) { 403 case 0x522910b9: /* Aladdin need to activate the ATAPI FIFO */ 404 pci_write_config(dev, 0x53, 405 (pci_read_config(dev, 0x53, 1) & ~0x01) | 0x02, 1); 406 break; 407 408 case 0x4d38105a: /* Promise 66 & 100 need their clock changed */ 409 case 0x4d30105a: 410 case 0x0d30105a: 411 outb(rman_get_start(sc->bmio) + 0x11, 412 inb(rman_get_start(sc->bmio) + 0x11) | 0x0a); 413 /* FALLTHROUGH */ 414 415 case 0x4d33105a: /* Promise (all) need burst mode to be turned on */ 416 outb(rman_get_start(sc->bmio) + 0x1f, 417 inb(rman_get_start(sc->bmio) + 0x1f) | 0x01); 418 break; 419 420 case 0x00041103: /* HighPoint */ 421 switch (pci_get_revid(dev)) { 422 case 0x00: 423 case 0x01: 424 /* turn off interrupt prediction */ 425 pci_write_config(dev, 0x51, 426 (pci_read_config(dev, 0x51, 1) & ~0x80), 1); 427 break; 428 429 case 0x02: 430 case 0x03: 431 case 0x04: 432 /* turn off interrupt prediction */ 433 pci_write_config(dev, 0x51, 434 (pci_read_config(dev, 0x51, 1) & ~0x02), 1); 435 pci_write_config(dev, 0x55, 436 (pci_read_config(dev, 0x55, 1) & ~0x02), 1); 437 /* turn on interrupts */ 438 pci_write_config(dev, 0x5a, 439 (pci_read_config(dev, 0x5a, 1) & ~0x10), 1); 440 441 } 442 break; 443 444 case 0x05711106: 445 case 0x74091022: /* VIA 82C586, 82C596, 82C686 & AMD 756 default setup */ 446 /* set prefetch, postwrite */ 447 pci_write_config(dev, 0x41, pci_read_config(dev, 0x41, 1) | 0xf0, 1); 448 449 /* set fifo configuration half'n'half */ 450 pci_write_config(dev, 0x43, 451 (pci_read_config(dev, 0x43, 1) & 0x90) | 0x2a, 1); 452 453 /* set status register read retry */ 454 pci_write_config(dev, 0x44, pci_read_config(dev, 0x44, 1) | 0x08, 1); 455 456 /* set DMA read & end-of-sector fifo flush */ 457 pci_write_config(dev, 0x46, 458 (pci_read_config(dev, 0x46, 1) & 0x0c) | 0xf0, 1); 459 460 /* set sector size */ 461 pci_write_config(dev, 0x60, DEV_BSIZE, 2); 462 pci_write_config(dev, 0x68, DEV_BSIZE, 2); 463 464 /* prepare for ATA-66 on the 82C686 and rev 0x12 and newer 82C596's */ 465 if (ata_find_dev(dev, 0x06861106, 0) || 466 ata_find_dev(dev, 0x05961106, 0x12)) { 467 pci_write_config(dev, 0x50, 468 pci_read_config(dev, 0x50, 4) | 0x070f070f, 4); 469 } 470 break; 471 } 472 473 /* 474 * the Cypress chip is a mess, it contains two ATA functions, but 475 * both channels are visible on the first one. 476 * simply ignore the second function for now, as the right 477 * solution (ignoring the second channel on the first function) 478 * doesn't work with the crappy ATA interrupt setup on the alpha. 479 */ 480 if (pci_get_devid(dev) == 0xc6931080 && pci_get_function(dev) > 1) 481 return 0; 482 483 ata_pci_add_child(dev, 0); 484 485 if (ATA_MASTERDEV(dev) || pci_read_config(dev, 0x18, 4) & IOMASK) 486 ata_pci_add_child(dev, 1); 487 488 return bus_generic_attach(dev); 489} 490 491static int 492ata_pci_print_child(device_t dev, device_t child) 493{ 494 struct ata_softc *scp = device_get_softc(child);
| 398 } 399 400 /* do extra chipset specific setups */ 401 switch (type) { 402 case 0x522910b9: /* Aladdin need to activate the ATAPI FIFO */ 403 pci_write_config(dev, 0x53, 404 (pci_read_config(dev, 0x53, 1) & ~0x01) | 0x02, 1); 405 break; 406 407 case 0x4d38105a: /* Promise 66 & 100 need their clock changed */ 408 case 0x4d30105a: 409 case 0x0d30105a: 410 outb(rman_get_start(sc->bmio) + 0x11, 411 inb(rman_get_start(sc->bmio) + 0x11) | 0x0a); 412 /* FALLTHROUGH */ 413 414 case 0x4d33105a: /* Promise (all) need burst mode to be turned on */ 415 outb(rman_get_start(sc->bmio) + 0x1f, 416 inb(rman_get_start(sc->bmio) + 0x1f) | 0x01); 417 break; 418 419 case 0x00041103: /* HighPoint */ 420 switch (pci_get_revid(dev)) { 421 case 0x00: 422 case 0x01: 423 /* turn off interrupt prediction */ 424 pci_write_config(dev, 0x51, 425 (pci_read_config(dev, 0x51, 1) & ~0x80), 1); 426 break; 427 428 case 0x02: 429 case 0x03: 430 case 0x04: 431 /* turn off interrupt prediction */ 432 pci_write_config(dev, 0x51, 433 (pci_read_config(dev, 0x51, 1) & ~0x02), 1); 434 pci_write_config(dev, 0x55, 435 (pci_read_config(dev, 0x55, 1) & ~0x02), 1); 436 /* turn on interrupts */ 437 pci_write_config(dev, 0x5a, 438 (pci_read_config(dev, 0x5a, 1) & ~0x10), 1); 439 440 } 441 break; 442 443 case 0x05711106: 444 case 0x74091022: /* VIA 82C586, 82C596, 82C686 & AMD 756 default setup */ 445 /* set prefetch, postwrite */ 446 pci_write_config(dev, 0x41, pci_read_config(dev, 0x41, 1) | 0xf0, 1); 447 448 /* set fifo configuration half'n'half */ 449 pci_write_config(dev, 0x43, 450 (pci_read_config(dev, 0x43, 1) & 0x90) | 0x2a, 1); 451 452 /* set status register read retry */ 453 pci_write_config(dev, 0x44, pci_read_config(dev, 0x44, 1) | 0x08, 1); 454 455 /* set DMA read & end-of-sector fifo flush */ 456 pci_write_config(dev, 0x46, 457 (pci_read_config(dev, 0x46, 1) & 0x0c) | 0xf0, 1); 458 459 /* set sector size */ 460 pci_write_config(dev, 0x60, DEV_BSIZE, 2); 461 pci_write_config(dev, 0x68, DEV_BSIZE, 2); 462 463 /* prepare for ATA-66 on the 82C686 and rev 0x12 and newer 82C596's */ 464 if (ata_find_dev(dev, 0x06861106, 0) || 465 ata_find_dev(dev, 0x05961106, 0x12)) { 466 pci_write_config(dev, 0x50, 467 pci_read_config(dev, 0x50, 4) | 0x070f070f, 4); 468 } 469 break; 470 } 471 472 /* 473 * the Cypress chip is a mess, it contains two ATA functions, but 474 * both channels are visible on the first one. 475 * simply ignore the second function for now, as the right 476 * solution (ignoring the second channel on the first function) 477 * doesn't work with the crappy ATA interrupt setup on the alpha. 478 */ 479 if (pci_get_devid(dev) == 0xc6931080 && pci_get_function(dev) > 1) 480 return 0; 481 482 ata_pci_add_child(dev, 0); 483 484 if (ATA_MASTERDEV(dev) || pci_read_config(dev, 0x18, 4) & IOMASK) 485 ata_pci_add_child(dev, 1); 486 487 return bus_generic_attach(dev); 488} 489 490static int 491ata_pci_print_child(device_t dev, device_t child) 492{ 493 struct ata_softc *scp = device_get_softc(child);
|
495 int unit = (uintptr_t) device_get_ivars(child);
| |
496 int retval = 0; 497 498 retval += bus_print_child_header(dev, child); 499 retval += printf(": at 0x%x", scp->ioaddr); 500 501 if (ATA_MASTERDEV(dev))
| 494 int retval = 0; 495 496 retval += bus_print_child_header(dev, child); 497 retval += printf(": at 0x%x", scp->ioaddr); 498 499 if (ATA_MASTERDEV(dev))
|
502 retval += printf(" irq %d", 14 + unit);
| 500 retval += printf(" irq %d", 14 + scp->channel);
|
503 504 retval += bus_print_child_footer(dev, child); 505 506 return retval; 507} 508 509static struct resource * 510ata_pci_alloc_resource(device_t dev, device_t child, int type, int *rid, 511 u_long start, u_long end, u_long count, u_int flags) 512{ 513 struct ata_pci_softc *sc = device_get_softc(dev);
| 501 502 retval += bus_print_child_footer(dev, child); 503 504 return retval; 505} 506 507static struct resource * 508ata_pci_alloc_resource(device_t dev, device_t child, int type, int *rid, 509 u_long start, u_long end, u_long count, u_int flags) 510{ 511 struct ata_pci_softc *sc = device_get_softc(dev);
|
514 int unit = (intptr_t)device_get_ivars(child);
| 512 int channel = ((struct ata_softc *)device_get_softc(child))->channel;
|
515 int myrid; 516 517 if (type == SYS_RES_IOPORT) { 518 switch (*rid) { 519 case ATA_IOADDR_RID: 520 if (ATA_MASTERDEV(dev)) { 521 myrid = 0;
| 513 int myrid; 514 515 if (type == SYS_RES_IOPORT) { 516 switch (*rid) { 517 case ATA_IOADDR_RID: 518 if (ATA_MASTERDEV(dev)) { 519 myrid = 0;
|
522 start = (unit == 0 ? IO_WD1 : IO_WD2);
| 520 start = (channel == 0 ? IO_WD1 : IO_WD2);
|
523 end = start + ATA_IOSIZE - 1; 524 count = ATA_IOSIZE; 525 } 526 else
| 521 end = start + ATA_IOSIZE - 1; 522 count = ATA_IOSIZE; 523 } 524 else
|
527 myrid = 0x10 + 8 * unit;
| 525 myrid = 0x10 + 8 * channel;
|
528 break; 529 530 case ATA_ALTADDR_RID: 531 if (ATA_MASTERDEV(dev)) { 532 myrid = 0;
| 526 break; 527 528 case ATA_ALTADDR_RID: 529 if (ATA_MASTERDEV(dev)) { 530 myrid = 0;
|
533 start = (unit == 0 ? IO_WD1 : IO_WD2) + ATA_ALTOFFSET;
| 531 start = (channel == 0 ? IO_WD1 : IO_WD2) + ATA_ALTOFFSET;
|
534 end = start + ATA_ALTIOSIZE - 1; 535 count = ATA_ALTIOSIZE; 536 } 537 else
| 532 end = start + ATA_ALTIOSIZE - 1; 533 count = ATA_ALTIOSIZE; 534 } 535 else
|
538 myrid = 0x14 + 8 * unit;
| 536 myrid = 0x14 + 8 * channel;
|
539 break; 540 541 case ATA_BMADDR_RID: 542 /* the busmaster resource is shared between the two channels */ 543 if (sc->bmio) {
| 537 break; 538 539 case ATA_BMADDR_RID: 540 /* the busmaster resource is shared between the two channels */ 541 if (sc->bmio) {
|
544 if (unit == 0) {
| 542 if (channel == 0) {
|
545 sc->bmio_1 = *sc->bmio; 546 sc->bmio_1.r_end = sc->bmio->r_start + ATA_BM_OFFSET1; 547 return &sc->bmio_1; 548 } else { 549 sc->bmio_2 = *sc->bmio; 550 sc->bmio_2.r_start = sc->bmio->r_start + ATA_BM_OFFSET1; 551 sc->bmio_2.r_end = sc->bmio_2.r_start + ATA_BM_OFFSET1; 552 return &sc->bmio_2; 553 } 554 } 555 break; 556 557 default: 558 return 0; 559 } 560 561 if (ATA_MASTERDEV(dev)) 562 /* make the parent just pass through the allocation. */ 563 return BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 564 SYS_RES_IOPORT, &myrid, 565 start, end, count, flags); 566 else 567 /* we are using the parent resource directly. */ 568 return BUS_ALLOC_RESOURCE(device_get_parent(dev), dev, 569 SYS_RES_IOPORT, &myrid, 570 start, end, count, flags); 571 } 572 573 if (type == SYS_RES_IRQ) { 574 if (*rid != 0) 575 return 0; 576 577 if (ATA_MASTERDEV(dev)) { 578#ifdef __alpha__
| 543 sc->bmio_1 = *sc->bmio; 544 sc->bmio_1.r_end = sc->bmio->r_start + ATA_BM_OFFSET1; 545 return &sc->bmio_1; 546 } else { 547 sc->bmio_2 = *sc->bmio; 548 sc->bmio_2.r_start = sc->bmio->r_start + ATA_BM_OFFSET1; 549 sc->bmio_2.r_end = sc->bmio_2.r_start + ATA_BM_OFFSET1; 550 return &sc->bmio_2; 551 } 552 } 553 break; 554 555 default: 556 return 0; 557 } 558 559 if (ATA_MASTERDEV(dev)) 560 /* make the parent just pass through the allocation. */ 561 return BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 562 SYS_RES_IOPORT, &myrid, 563 start, end, count, flags); 564 else 565 /* we are using the parent resource directly. */ 566 return BUS_ALLOC_RESOURCE(device_get_parent(dev), dev, 567 SYS_RES_IOPORT, &myrid, 568 start, end, count, flags); 569 } 570 571 if (type == SYS_RES_IRQ) { 572 if (*rid != 0) 573 return 0; 574 575 if (ATA_MASTERDEV(dev)) { 576#ifdef __alpha__
|
579 return alpha_platform_alloc_ide_intr(unit);
| 577 return alpha_platform_alloc_ide_intr(channel);
|
580#else
| 578#else
|
581 int irq = (unit == 0 ? 14 : 15);
| 579 int irq = (channel == 0 ? 14 : 15);
|
582 583 return BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 584 SYS_RES_IRQ, rid, 585 irq, irq, 1, flags & ~RF_SHAREABLE); 586#endif 587 } else { 588 /* primary and secondary channels share the same interrupt */ 589 sc->irqcnt++; 590 if (!sc->irq) 591 sc->irq = BUS_ALLOC_RESOURCE(device_get_parent(dev), dev, 592 SYS_RES_IRQ, rid, 0, ~0, 1, flags); 593 return sc->irq; 594 } 595 } 596 return 0; 597} 598 599static int 600ata_pci_release_resource(device_t dev, device_t child, int type, int rid, 601 struct resource *r) 602{ 603 struct ata_pci_softc *sc = device_get_softc(dev);
| 580 581 return BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 582 SYS_RES_IRQ, rid, 583 irq, irq, 1, flags & ~RF_SHAREABLE); 584#endif 585 } else { 586 /* primary and secondary channels share the same interrupt */ 587 sc->irqcnt++; 588 if (!sc->irq) 589 sc->irq = BUS_ALLOC_RESOURCE(device_get_parent(dev), dev, 590 SYS_RES_IRQ, rid, 0, ~0, 1, flags); 591 return sc->irq; 592 } 593 } 594 return 0; 595} 596 597static int 598ata_pci_release_resource(device_t dev, device_t child, int type, int rid, 599 struct resource *r) 600{ 601 struct ata_pci_softc *sc = device_get_softc(dev);
|
604 int unit = (uintptr_t) device_get_ivars(child);
| 602 int channel = ((struct ata_softc *)device_get_softc(child))->channel;
|
605 int myrid = 0; 606 607 if (type == SYS_RES_IOPORT) { 608 switch (rid) { 609 case ATA_IOADDR_RID: 610 if (ATA_MASTERDEV(dev)) 611 myrid = 0; 612 else
| 603 int myrid = 0; 604 605 if (type == SYS_RES_IOPORT) { 606 switch (rid) { 607 case ATA_IOADDR_RID: 608 if (ATA_MASTERDEV(dev)) 609 myrid = 0; 610 else
|
613 myrid = 0x10 + 8 * unit;
| 611 myrid = 0x10 + 8 * channel;
|
614 break; 615 616 case ATA_ALTADDR_RID: 617 if (ATA_MASTERDEV(dev)) 618 myrid = 0; 619 else
| 612 break; 613 614 case ATA_ALTADDR_RID: 615 if (ATA_MASTERDEV(dev)) 616 myrid = 0; 617 else
|
620 myrid = 0x14 + 8 * unit;
| 618 myrid = 0x14 + 8 * channel;
|
621 break; 622 623 case ATA_BMADDR_RID: 624 return 0; 625 626 default: 627 return ENOENT; 628 } 629 630 if (ATA_MASTERDEV(dev)) 631 /* make the parent just pass through the allocation. */ 632 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 633 SYS_RES_IOPORT, myrid, r); 634 else 635 /* we are using the parent resource directly. */ 636 return BUS_RELEASE_RESOURCE(device_get_parent(dev), dev, 637 SYS_RES_IOPORT, myrid, r); 638 } 639 if (type == SYS_RES_IRQ) { 640 if (rid != 0) 641 return ENOENT; 642 643 if (ATA_MASTERDEV(dev)) { 644#ifdef __alpha__
| 619 break; 620 621 case ATA_BMADDR_RID: 622 return 0; 623 624 default: 625 return ENOENT; 626 } 627 628 if (ATA_MASTERDEV(dev)) 629 /* make the parent just pass through the allocation. */ 630 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 631 SYS_RES_IOPORT, myrid, r); 632 else 633 /* we are using the parent resource directly. */ 634 return BUS_RELEASE_RESOURCE(device_get_parent(dev), dev, 635 SYS_RES_IOPORT, myrid, r); 636 } 637 if (type == SYS_RES_IRQ) { 638 if (rid != 0) 639 return ENOENT; 640 641 if (ATA_MASTERDEV(dev)) { 642#ifdef __alpha__
|
645 return alpha_platform_release_ide_intr(unit, r);
| 643 return alpha_platform_release_ide_intr(channel, r);
|
646#else 647 return BUS_RELEASE_RESOURCE(device_get_parent(dev), 648 child, SYS_RES_IRQ, rid, r); 649#endif 650 } 651 else { 652 if (--sc->irqcnt) 653 return 0; 654 655 return BUS_RELEASE_RESOURCE(device_get_parent(dev), 656 dev, SYS_RES_IRQ, rid, r); 657 } 658 } 659 return EINVAL; 660} 661 662static int 663ata_pci_setup_intr(device_t dev, device_t child, struct resource *irq, 664 int flags, driver_intr_t *intr, void *arg, 665 void **cookiep) 666{ 667 if (ATA_MASTERDEV(dev)) { 668#ifdef __alpha__ 669 return alpha_platform_setup_ide_intr(child, irq, intr, arg, cookiep); 670#else 671 return BUS_SETUP_INTR(device_get_parent(dev), child, irq, 672 flags, intr, arg, cookiep); 673#endif 674 } 675 else 676 return BUS_SETUP_INTR(device_get_parent(dev), dev, irq, 677 flags, intr, arg, cookiep); 678} 679 680static int 681ata_pci_teardown_intr(device_t dev, device_t child, struct resource *irq, 682 void *cookie) 683{ 684 if (ATA_MASTERDEV(dev)) { 685#ifdef __alpha__ 686 return alpha_platform_teardown_ide_intr(child, irq, cookie); 687#else 688 return BUS_TEARDOWN_INTR(device_get_parent(dev), child, irq, cookie); 689#endif 690 } 691 else 692 return BUS_TEARDOWN_INTR(device_get_parent(dev), dev, irq, cookie); 693} 694 695static device_method_t ata_pci_methods[] = { 696 /* device interface */ 697 DEVMETHOD(device_probe, ata_pci_probe), 698 DEVMETHOD(device_attach, ata_pci_attach), 699 DEVMETHOD(device_shutdown, bus_generic_shutdown), 700 DEVMETHOD(device_suspend, bus_generic_suspend), 701 DEVMETHOD(device_resume, bus_generic_resume), 702 703 /* bus methods */ 704 DEVMETHOD(bus_print_child, ata_pci_print_child), 705 DEVMETHOD(bus_alloc_resource, ata_pci_alloc_resource), 706 DEVMETHOD(bus_release_resource, ata_pci_release_resource), 707 DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), 708 DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), 709 DEVMETHOD(bus_setup_intr, ata_pci_setup_intr), 710 DEVMETHOD(bus_teardown_intr, ata_pci_teardown_intr), 711 { 0, 0 } 712}; 713 714static driver_t ata_pci_driver = { 715 "atapci", 716 ata_pci_methods, 717 sizeof(struct ata_pci_softc), 718}; 719 720DRIVER_MODULE(atapci, pci, ata_pci_driver, ata_pci_devclass, 0, 0); 721 722static int 723ata_pcisub_probe(device_t dev) 724{ 725 struct ata_softc *scp = device_get_softc(dev);
| 644#else 645 return BUS_RELEASE_RESOURCE(device_get_parent(dev), 646 child, SYS_RES_IRQ, rid, r); 647#endif 648 } 649 else { 650 if (--sc->irqcnt) 651 return 0; 652 653 return BUS_RELEASE_RESOURCE(device_get_parent(dev), 654 dev, SYS_RES_IRQ, rid, r); 655 } 656 } 657 return EINVAL; 658} 659 660static int 661ata_pci_setup_intr(device_t dev, device_t child, struct resource *irq, 662 int flags, driver_intr_t *intr, void *arg, 663 void **cookiep) 664{ 665 if (ATA_MASTERDEV(dev)) { 666#ifdef __alpha__ 667 return alpha_platform_setup_ide_intr(child, irq, intr, arg, cookiep); 668#else 669 return BUS_SETUP_INTR(device_get_parent(dev), child, irq, 670 flags, intr, arg, cookiep); 671#endif 672 } 673 else 674 return BUS_SETUP_INTR(device_get_parent(dev), dev, irq, 675 flags, intr, arg, cookiep); 676} 677 678static int 679ata_pci_teardown_intr(device_t dev, device_t child, struct resource *irq, 680 void *cookie) 681{ 682 if (ATA_MASTERDEV(dev)) { 683#ifdef __alpha__ 684 return alpha_platform_teardown_ide_intr(child, irq, cookie); 685#else 686 return BUS_TEARDOWN_INTR(device_get_parent(dev), child, irq, cookie); 687#endif 688 } 689 else 690 return BUS_TEARDOWN_INTR(device_get_parent(dev), dev, irq, cookie); 691} 692 693static device_method_t ata_pci_methods[] = { 694 /* device interface */ 695 DEVMETHOD(device_probe, ata_pci_probe), 696 DEVMETHOD(device_attach, ata_pci_attach), 697 DEVMETHOD(device_shutdown, bus_generic_shutdown), 698 DEVMETHOD(device_suspend, bus_generic_suspend), 699 DEVMETHOD(device_resume, bus_generic_resume), 700 701 /* bus methods */ 702 DEVMETHOD(bus_print_child, ata_pci_print_child), 703 DEVMETHOD(bus_alloc_resource, ata_pci_alloc_resource), 704 DEVMETHOD(bus_release_resource, ata_pci_release_resource), 705 DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), 706 DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), 707 DEVMETHOD(bus_setup_intr, ata_pci_setup_intr), 708 DEVMETHOD(bus_teardown_intr, ata_pci_teardown_intr), 709 { 0, 0 } 710}; 711 712static driver_t ata_pci_driver = { 713 "atapci", 714 ata_pci_methods, 715 sizeof(struct ata_pci_softc), 716}; 717 718DRIVER_MODULE(atapci, pci, ata_pci_driver, ata_pci_devclass, 0, 0); 719 720static int 721ata_pcisub_probe(device_t dev) 722{ 723 struct ata_softc *scp = device_get_softc(dev);
|
| 724 device_t *list; 725 int count, i;
|
726
| 726
|
727 /* kids of pci ata chipsets has their physical unit number in ivars */ 728 scp->unit = (uintptr_t) device_get_ivars(dev);
| 727 /* find channel number on this controller */ 728 device_get_children(device_get_parent(dev), &list, &count); 729 for (i = 0; i < count; i++) { 730 if (list[i] == dev) 731 scp->channel = i; 732 } 733
|
729 scp->chiptype = pci_get_devid(device_get_parent(dev));
| 734 scp->chiptype = pci_get_devid(device_get_parent(dev));
|
| 735 736 /* is this an ATA RAID setup ? */ 737 if (((pci_get_subclass(device_get_parent(dev)) == PCIS_STORAGE_RAID) && 738 (scp->chiptype == 0x4d33105a || scp->chiptype == 0x4d38105a || 739 scp->chiptype == 0x4d30105a || scp->chiptype == 0x0d30105a)) || 740 scp->chiptype == 0x00041103) { 741 scp->flags |= ATA_RAID; 742 }
|
730 return ata_probe(dev); 731} 732 733static device_method_t ata_pcisub_methods[] = { 734 /* device interface */ 735 DEVMETHOD(device_probe, ata_pcisub_probe), 736 DEVMETHOD(device_attach, ata_attach), 737 DEVMETHOD(device_detach, ata_detach), 738 DEVMETHOD(device_resume, ata_resume), 739 { 0, 0 } 740}; 741 742static driver_t ata_pcisub_driver = { 743 "ata", 744 ata_pcisub_methods, 745 sizeof(struct ata_softc), 746}; 747 748DRIVER_MODULE(ata, atapci, ata_pcisub_driver, ata_devclass, 0, 0); 749#endif 750 751static int 752ata_probe(device_t dev) 753{ 754 struct ata_softc *scp = device_get_softc(dev); 755 struct resource *io = 0; 756 struct resource *altio = 0; 757 struct resource *bmio = 0; 758 int rid; 759 u_int32_t ioaddr, altioaddr, bmaddr; 760 int mask = 0; 761 u_int8_t status0, status1; 762 763 if (!scp || scp->flags & ATA_ATTACHED) 764 return ENXIO; 765 766 /* initialize the softc basics */ 767 scp->active = ATA_IDLE; 768 scp->dev = dev; 769 scp->devices = 0; 770 771 rid = ATA_IOADDR_RID; 772 io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 773 ATA_IOSIZE, RF_ACTIVE); 774 if (!io) 775 goto failure; 776 ioaddr = rman_get_start(io); 777 778 rid = ATA_ALTADDR_RID; 779 altio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 780 ATA_ALTIOSIZE, RF_ACTIVE); 781 if (altio) { 782 if (ATA_MASTERDEV(device_get_parent(dev))) 783 altioaddr = rman_get_start(altio); 784 else 785 altioaddr = rman_get_start(altio) + 0x02; 786 } 787 else 788 altioaddr = ioaddr + ATA_IOSIZE; 789 790 rid = ATA_BMADDR_RID; 791 bmio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1, RF_ACTIVE); 792 bmaddr = bmio ? rman_get_start(bmio) : 0; 793 794 /* store the IO resources for eventual later release */ 795 scp->r_io = io; 796 scp->r_altio = altio; 797 scp->r_bmio = bmio; 798 799 /* store the physical IO addresse for easy access */ 800 scp->ioaddr = ioaddr; 801 scp->altioaddr = altioaddr; 802 scp->bmaddr = bmaddr; 803 804 if (bootverbose) 805 ata_printf(scp, -1, "iobase=0x%04x altiobase=0x%04x bmaddr=0x%04x\n", 806 scp->ioaddr, scp->altioaddr, scp->bmaddr); 807 808 /* do we have any signs of ATA/ATAPI HW being present ? */ 809 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 810 DELAY(1); 811 status0 = inb(scp->ioaddr + ATA_STATUS); 812 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_SLAVE); 813 DELAY(1); 814 status1 = inb(scp->ioaddr + ATA_STATUS); 815 if ((status0 & 0xf8) != 0xf8 && status0 != 0xa5) 816 mask |= 0x01; 817 if ((status1 & 0xf8) != 0xf8 && status1 != 0xa5) 818 mask |= 0x02; 819 if (bootverbose) 820 ata_printf(scp, -1, "mask=%02x status0=%02x status1=%02x\n", 821 mask, status0, status1); 822 if (!mask) 823 goto failure; 824 825 ata_reset(scp, &mask); 826 827 if (bootverbose) 828 ata_printf(scp, -1, "devices = 0x%x\n", scp->devices); 829 830 if (!mask) 831 goto failure; 832 833 TAILQ_INIT(&scp->ata_queue); 834 TAILQ_INIT(&scp->atapi_queue); 835 return 0; 836 837failure: 838 if (io) 839 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io); 840 if (altio) 841 bus_release_resource(dev, SYS_RES_IOPORT, ATA_ALTADDR_RID, altio); 842 if (bmio) 843 bus_release_resource(dev, SYS_RES_IOPORT, ATA_BMADDR_RID, bmio); 844 if (bootverbose) 845 ata_printf(scp, -1, "probe allocation failed\n"); 846 return ENXIO; 847} 848 849static int 850ata_attach(device_t dev) 851{ 852 struct ata_softc *scp = device_get_softc(dev); 853 int error, rid = 0; 854 855 if (!scp || scp->flags & ATA_ATTACHED) 856 return ENXIO; 857 858 scp->r_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, 859 RF_SHAREABLE | RF_ACTIVE); 860 if (!scp->r_irq) { 861 ata_printf(scp, -1, "unable to allocate interrupt\n"); 862 return ENXIO; 863 } 864 if ((error = bus_setup_intr(dev, scp->r_irq, INTR_TYPE_BIO, ata_intr, 865 scp, &scp->ih))) 866 return error; 867 868 /* 869 * do not attach devices if we are in early boot, this is done later 870 * when interrupts are enabled by a hook into the boot process. 871 * otherwise attach what the probe has found in scp->devices. 872 */ 873 if (!ata_delayed_attach) { 874 if (scp->devices & ATA_ATA_SLAVE) 875 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATA_IDENTIFY)) 876 scp->devices &= ~ATA_ATA_SLAVE; 877 if (scp->devices & ATA_ATAPI_SLAVE) 878 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATAPI_IDENTIFY)) 879 scp->devices &= ~ATA_ATAPI_SLAVE; 880 if (scp->devices & ATA_ATA_MASTER) 881 if (ata_getparam(scp, ATA_MASTER, ATA_C_ATA_IDENTIFY)) 882 scp->devices &= ~ATA_ATA_MASTER; 883 if (scp->devices & ATA_ATAPI_MASTER) 884 if (ata_getparam(scp, ATA_MASTER,ATA_C_ATAPI_IDENTIFY)) 885 scp->devices &= ~ATA_ATAPI_MASTER; 886#if NATADISK > 0 887 if (scp->devices & ATA_ATA_MASTER) 888 ad_attach(scp, ATA_MASTER); 889 if (scp->devices & ATA_ATA_SLAVE) 890 ad_attach(scp, ATA_SLAVE); 891#endif 892#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 893 if (scp->devices & ATA_ATAPI_MASTER) 894 atapi_attach(scp, ATA_MASTER); 895 if (scp->devices & ATA_ATAPI_SLAVE) 896 atapi_attach(scp, ATA_SLAVE); 897#endif 898 } 899 scp->flags |= ATA_ATTACHED; 900 return 0; 901} 902 903static int 904ata_detach(device_t dev) 905{ 906 struct ata_softc *scp = device_get_softc(dev); 907 908 if (!scp || !(scp->flags & ATA_ATTACHED)) 909 return ENXIO; 910 911#if NATADISK > 0 912 if (scp->devices & ATA_ATA_MASTER) 913 ad_detach(scp->dev_softc[0]); 914 if (scp->devices & ATA_ATA_SLAVE) 915 ad_detach(scp->dev_softc[1]); 916#endif 917#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 918 if (scp->devices & ATA_ATAPI_MASTER) 919 atapi_detach(scp->dev_softc[0]); 920 if (scp->devices & ATA_ATAPI_SLAVE) 921 atapi_detach(scp->dev_softc[1]); 922#endif 923 if (scp->dev_param[ATA_DEV(ATA_MASTER)]) { 924 free(scp->dev_param[ATA_DEV(ATA_MASTER)], M_ATA); 925 scp->dev_param[ATA_DEV(ATA_MASTER)] = NULL; 926 } 927 if (scp->dev_param[ATA_DEV(ATA_SLAVE)]) { 928 free(scp->dev_param[ATA_DEV(ATA_SLAVE)], M_ATA); 929 scp->dev_param[ATA_DEV(ATA_SLAVE)] = NULL; 930 } 931 scp->dev_softc[ATA_DEV(ATA_MASTER)] = NULL; 932 scp->dev_softc[ATA_DEV(ATA_SLAVE)] = NULL; 933 scp->mode[ATA_DEV(ATA_MASTER)] = ATA_PIO; 934 scp->mode[ATA_DEV(ATA_SLAVE)] = ATA_PIO; 935 bus_teardown_intr(dev, scp->r_irq, scp->ih); 936 bus_release_resource(dev, SYS_RES_IRQ, 0, scp->r_irq); 937 if (scp->r_bmio) 938 bus_release_resource(dev, SYS_RES_IOPORT, ATA_BMADDR_RID, scp->r_bmio); 939 if (scp->r_altio) 940 bus_release_resource(dev, SYS_RES_IOPORT, ATA_ALTADDR_RID,scp->r_altio); 941 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, scp->r_io); 942 scp->flags &= ~ATA_ATTACHED; 943 return 0; 944} 945 946static int 947ata_resume(device_t dev) 948{ 949 struct ata_softc *scp = device_get_softc(dev); 950 951 ata_reinit(scp); 952 return 0; 953} 954 955static int 956ata_getparam(struct ata_softc *scp, int device, u_int8_t command) 957{ 958 struct ata_params *ata_parm; 959 int8_t buffer[DEV_BSIZE]; 960 int retry = 0; 961 962 /* select drive */ 963 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device); 964 DELAY(1); 965 966 /* enable interrupt */ 967 outb(scp->altioaddr, ATA_A_4BIT); 968 DELAY(1); 969 970 /* apparently some devices needs this repeated */ 971 do { 972 if (ata_command(scp, device, command, 0, 0, 0, 0, 0, ATA_WAIT_INTR)) { 973 ata_printf(scp, device, "identify failed\n"); 974 return -1; 975 } 976 if (retry++ > 4) { 977 ata_printf(scp, device, "identify retries exceeded\n"); 978 return -1; 979 } 980 } while (ata_wait(scp, device, 981 ((command == ATA_C_ATAPI_IDENTIFY) ? 982 ATA_S_DRQ : (ATA_S_READY | ATA_S_DSC | ATA_S_DRQ)))); 983 984 insw(scp->ioaddr + ATA_DATA, buffer, sizeof(buffer)/sizeof(int16_t)); 985 ata_parm = malloc(sizeof(struct ata_params), M_ATA, M_NOWAIT); 986 if (!ata_parm) { 987 ata_printf(scp, device, "malloc for identify data failed\n"); 988 return -1; 989 } 990 bcopy(buffer, ata_parm, sizeof(struct ata_params)); 991 if (command == ATA_C_ATA_IDENTIFY || 992 !((ata_parm->model[0] == 'N' && ata_parm->model[1] == 'E') || 993 (ata_parm->model[0] == 'F' && ata_parm->model[1] == 'X'))) 994 bswap(ata_parm->model, sizeof(ata_parm->model)); 995 btrim(ata_parm->model, sizeof(ata_parm->model)); 996 bpack(ata_parm->model, ata_parm->model, sizeof(ata_parm->model)); 997 bswap(ata_parm->revision, sizeof(ata_parm->revision)); 998 btrim(ata_parm->revision, sizeof(ata_parm->revision)); 999 bpack(ata_parm->revision, ata_parm->revision, sizeof(ata_parm->revision)); 1000 scp->dev_param[ATA_DEV(device)] = ata_parm; 1001 return 0; 1002} 1003 1004static void 1005ata_boot_attach(void) 1006{ 1007 struct ata_softc *scp; 1008 int ctlr; 1009 1010 /* 1011 * run through all ata devices and look for real ATA & ATAPI devices 1012 * using the hints we found in the early probe, this avoids some of 1013 * the delays probing of non-exsistent devices can cause. 1014 */ 1015 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1016 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1017 continue; 1018 if (scp->devices & ATA_ATA_SLAVE) 1019 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATA_IDENTIFY)) 1020 scp->devices &= ~ATA_ATA_SLAVE; 1021 if (scp->devices & ATA_ATAPI_SLAVE) 1022 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATAPI_IDENTIFY)) 1023 scp->devices &= ~ATA_ATAPI_SLAVE; 1024 if (scp->devices & ATA_ATA_MASTER) 1025 if (ata_getparam(scp, ATA_MASTER, ATA_C_ATA_IDENTIFY)) 1026 scp->devices &= ~ATA_ATA_MASTER; 1027 if (scp->devices & ATA_ATAPI_MASTER) 1028 if (ata_getparam(scp, ATA_MASTER,ATA_C_ATAPI_IDENTIFY)) 1029 scp->devices &= ~ATA_ATAPI_MASTER; 1030 } 1031 1032#if NATADISK > 0 1033 /* now we know whats there, do the real attach, first the ATA disks */ 1034 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1035 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1036 continue; 1037 if (scp->devices & ATA_ATA_MASTER) 1038 ad_attach(scp, ATA_MASTER); 1039 if (scp->devices & ATA_ATA_SLAVE) 1040 ad_attach(scp, ATA_SLAVE); 1041 } 1042#endif 1043#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1044 /* then the atapi devices */ 1045 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1046 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1047 continue; 1048 if (scp->devices & ATA_ATAPI_MASTER) 1049 atapi_attach(scp, ATA_MASTER); 1050 if (scp->devices & ATA_ATAPI_SLAVE) 1051 atapi_attach(scp, ATA_SLAVE); 1052 } 1053#endif 1054 if (ata_delayed_attach) { 1055 config_intrhook_disestablish(ata_delayed_attach); 1056 free(ata_delayed_attach, M_ATA); 1057 ata_delayed_attach = NULL; 1058 } 1059} 1060 1061static void 1062ata_intr(void *data) 1063{ 1064 struct ata_softc *scp = (struct ata_softc *)data; 1065 struct ata_pci_softc *sc = device_get_softc(device_get_parent(scp->dev)); 1066 u_int8_t dmastat = 0; 1067 1068 /* 1069 * since we might share the IRQ with another device, and in some 1070 * cases with our twin channel, we only want to process interrupts 1071 * that we know this channel generated. 1072 */ 1073 switch (scp->chiptype) { 1074#if NPCI > 0 1075 case 0x00041103: /* HighPoint HPT366/368/370 */ 1076 if (((dmastat = ata_dmastatus(scp)) & 1077 (ATA_BMSTAT_ACTIVE | ATA_BMSTAT_INTERRUPT)) != ATA_BMSTAT_INTERRUPT) 1078 return; 1079 outb(scp->bmaddr + ATA_BMSTAT_PORT, dmastat | ATA_BMSTAT_INTERRUPT); 1080 break; 1081 1082 case 0x06481095: /* CMD 648 */ 1083 case 0x06491095: /* CMD 649 */ 1084 if (!(pci_read_config(device_get_parent(scp->dev), 0x71, 1) &
| 743 return ata_probe(dev); 744} 745 746static device_method_t ata_pcisub_methods[] = { 747 /* device interface */ 748 DEVMETHOD(device_probe, ata_pcisub_probe), 749 DEVMETHOD(device_attach, ata_attach), 750 DEVMETHOD(device_detach, ata_detach), 751 DEVMETHOD(device_resume, ata_resume), 752 { 0, 0 } 753}; 754 755static driver_t ata_pcisub_driver = { 756 "ata", 757 ata_pcisub_methods, 758 sizeof(struct ata_softc), 759}; 760 761DRIVER_MODULE(ata, atapci, ata_pcisub_driver, ata_devclass, 0, 0); 762#endif 763 764static int 765ata_probe(device_t dev) 766{ 767 struct ata_softc *scp = device_get_softc(dev); 768 struct resource *io = 0; 769 struct resource *altio = 0; 770 struct resource *bmio = 0; 771 int rid; 772 u_int32_t ioaddr, altioaddr, bmaddr; 773 int mask = 0; 774 u_int8_t status0, status1; 775 776 if (!scp || scp->flags & ATA_ATTACHED) 777 return ENXIO; 778 779 /* initialize the softc basics */ 780 scp->active = ATA_IDLE; 781 scp->dev = dev; 782 scp->devices = 0; 783 784 rid = ATA_IOADDR_RID; 785 io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 786 ATA_IOSIZE, RF_ACTIVE); 787 if (!io) 788 goto failure; 789 ioaddr = rman_get_start(io); 790 791 rid = ATA_ALTADDR_RID; 792 altio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 793 ATA_ALTIOSIZE, RF_ACTIVE); 794 if (altio) { 795 if (ATA_MASTERDEV(device_get_parent(dev))) 796 altioaddr = rman_get_start(altio); 797 else 798 altioaddr = rman_get_start(altio) + 0x02; 799 } 800 else 801 altioaddr = ioaddr + ATA_IOSIZE; 802 803 rid = ATA_BMADDR_RID; 804 bmio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1, RF_ACTIVE); 805 bmaddr = bmio ? rman_get_start(bmio) : 0; 806 807 /* store the IO resources for eventual later release */ 808 scp->r_io = io; 809 scp->r_altio = altio; 810 scp->r_bmio = bmio; 811 812 /* store the physical IO addresse for easy access */ 813 scp->ioaddr = ioaddr; 814 scp->altioaddr = altioaddr; 815 scp->bmaddr = bmaddr; 816 817 if (bootverbose) 818 ata_printf(scp, -1, "iobase=0x%04x altiobase=0x%04x bmaddr=0x%04x\n", 819 scp->ioaddr, scp->altioaddr, scp->bmaddr); 820 821 /* do we have any signs of ATA/ATAPI HW being present ? */ 822 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 823 DELAY(1); 824 status0 = inb(scp->ioaddr + ATA_STATUS); 825 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_SLAVE); 826 DELAY(1); 827 status1 = inb(scp->ioaddr + ATA_STATUS); 828 if ((status0 & 0xf8) != 0xf8 && status0 != 0xa5) 829 mask |= 0x01; 830 if ((status1 & 0xf8) != 0xf8 && status1 != 0xa5) 831 mask |= 0x02; 832 if (bootverbose) 833 ata_printf(scp, -1, "mask=%02x status0=%02x status1=%02x\n", 834 mask, status0, status1); 835 if (!mask) 836 goto failure; 837 838 ata_reset(scp, &mask); 839 840 if (bootverbose) 841 ata_printf(scp, -1, "devices = 0x%x\n", scp->devices); 842 843 if (!mask) 844 goto failure; 845 846 TAILQ_INIT(&scp->ata_queue); 847 TAILQ_INIT(&scp->atapi_queue); 848 return 0; 849 850failure: 851 if (io) 852 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io); 853 if (altio) 854 bus_release_resource(dev, SYS_RES_IOPORT, ATA_ALTADDR_RID, altio); 855 if (bmio) 856 bus_release_resource(dev, SYS_RES_IOPORT, ATA_BMADDR_RID, bmio); 857 if (bootverbose) 858 ata_printf(scp, -1, "probe allocation failed\n"); 859 return ENXIO; 860} 861 862static int 863ata_attach(device_t dev) 864{ 865 struct ata_softc *scp = device_get_softc(dev); 866 int error, rid = 0; 867 868 if (!scp || scp->flags & ATA_ATTACHED) 869 return ENXIO; 870 871 scp->r_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, 872 RF_SHAREABLE | RF_ACTIVE); 873 if (!scp->r_irq) { 874 ata_printf(scp, -1, "unable to allocate interrupt\n"); 875 return ENXIO; 876 } 877 if ((error = bus_setup_intr(dev, scp->r_irq, INTR_TYPE_BIO, ata_intr, 878 scp, &scp->ih))) 879 return error; 880 881 /* 882 * do not attach devices if we are in early boot, this is done later 883 * when interrupts are enabled by a hook into the boot process. 884 * otherwise attach what the probe has found in scp->devices. 885 */ 886 if (!ata_delayed_attach) { 887 if (scp->devices & ATA_ATA_SLAVE) 888 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATA_IDENTIFY)) 889 scp->devices &= ~ATA_ATA_SLAVE; 890 if (scp->devices & ATA_ATAPI_SLAVE) 891 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATAPI_IDENTIFY)) 892 scp->devices &= ~ATA_ATAPI_SLAVE; 893 if (scp->devices & ATA_ATA_MASTER) 894 if (ata_getparam(scp, ATA_MASTER, ATA_C_ATA_IDENTIFY)) 895 scp->devices &= ~ATA_ATA_MASTER; 896 if (scp->devices & ATA_ATAPI_MASTER) 897 if (ata_getparam(scp, ATA_MASTER,ATA_C_ATAPI_IDENTIFY)) 898 scp->devices &= ~ATA_ATAPI_MASTER; 899#if NATADISK > 0 900 if (scp->devices & ATA_ATA_MASTER) 901 ad_attach(scp, ATA_MASTER); 902 if (scp->devices & ATA_ATA_SLAVE) 903 ad_attach(scp, ATA_SLAVE); 904#endif 905#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 906 if (scp->devices & ATA_ATAPI_MASTER) 907 atapi_attach(scp, ATA_MASTER); 908 if (scp->devices & ATA_ATAPI_SLAVE) 909 atapi_attach(scp, ATA_SLAVE); 910#endif 911 } 912 scp->flags |= ATA_ATTACHED; 913 return 0; 914} 915 916static int 917ata_detach(device_t dev) 918{ 919 struct ata_softc *scp = device_get_softc(dev); 920 921 if (!scp || !(scp->flags & ATA_ATTACHED)) 922 return ENXIO; 923 924#if NATADISK > 0 925 if (scp->devices & ATA_ATA_MASTER) 926 ad_detach(scp->dev_softc[0]); 927 if (scp->devices & ATA_ATA_SLAVE) 928 ad_detach(scp->dev_softc[1]); 929#endif 930#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 931 if (scp->devices & ATA_ATAPI_MASTER) 932 atapi_detach(scp->dev_softc[0]); 933 if (scp->devices & ATA_ATAPI_SLAVE) 934 atapi_detach(scp->dev_softc[1]); 935#endif 936 if (scp->dev_param[ATA_DEV(ATA_MASTER)]) { 937 free(scp->dev_param[ATA_DEV(ATA_MASTER)], M_ATA); 938 scp->dev_param[ATA_DEV(ATA_MASTER)] = NULL; 939 } 940 if (scp->dev_param[ATA_DEV(ATA_SLAVE)]) { 941 free(scp->dev_param[ATA_DEV(ATA_SLAVE)], M_ATA); 942 scp->dev_param[ATA_DEV(ATA_SLAVE)] = NULL; 943 } 944 scp->dev_softc[ATA_DEV(ATA_MASTER)] = NULL; 945 scp->dev_softc[ATA_DEV(ATA_SLAVE)] = NULL; 946 scp->mode[ATA_DEV(ATA_MASTER)] = ATA_PIO; 947 scp->mode[ATA_DEV(ATA_SLAVE)] = ATA_PIO; 948 bus_teardown_intr(dev, scp->r_irq, scp->ih); 949 bus_release_resource(dev, SYS_RES_IRQ, 0, scp->r_irq); 950 if (scp->r_bmio) 951 bus_release_resource(dev, SYS_RES_IOPORT, ATA_BMADDR_RID, scp->r_bmio); 952 if (scp->r_altio) 953 bus_release_resource(dev, SYS_RES_IOPORT, ATA_ALTADDR_RID,scp->r_altio); 954 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, scp->r_io); 955 scp->flags &= ~ATA_ATTACHED; 956 return 0; 957} 958 959static int 960ata_resume(device_t dev) 961{ 962 struct ata_softc *scp = device_get_softc(dev); 963 964 ata_reinit(scp); 965 return 0; 966} 967 968static int 969ata_getparam(struct ata_softc *scp, int device, u_int8_t command) 970{ 971 struct ata_params *ata_parm; 972 int8_t buffer[DEV_BSIZE]; 973 int retry = 0; 974 975 /* select drive */ 976 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device); 977 DELAY(1); 978 979 /* enable interrupt */ 980 outb(scp->altioaddr, ATA_A_4BIT); 981 DELAY(1); 982 983 /* apparently some devices needs this repeated */ 984 do { 985 if (ata_command(scp, device, command, 0, 0, 0, 0, 0, ATA_WAIT_INTR)) { 986 ata_printf(scp, device, "identify failed\n"); 987 return -1; 988 } 989 if (retry++ > 4) { 990 ata_printf(scp, device, "identify retries exceeded\n"); 991 return -1; 992 } 993 } while (ata_wait(scp, device, 994 ((command == ATA_C_ATAPI_IDENTIFY) ? 995 ATA_S_DRQ : (ATA_S_READY | ATA_S_DSC | ATA_S_DRQ)))); 996 997 insw(scp->ioaddr + ATA_DATA, buffer, sizeof(buffer)/sizeof(int16_t)); 998 ata_parm = malloc(sizeof(struct ata_params), M_ATA, M_NOWAIT); 999 if (!ata_parm) { 1000 ata_printf(scp, device, "malloc for identify data failed\n"); 1001 return -1; 1002 } 1003 bcopy(buffer, ata_parm, sizeof(struct ata_params)); 1004 if (command == ATA_C_ATA_IDENTIFY || 1005 !((ata_parm->model[0] == 'N' && ata_parm->model[1] == 'E') || 1006 (ata_parm->model[0] == 'F' && ata_parm->model[1] == 'X'))) 1007 bswap(ata_parm->model, sizeof(ata_parm->model)); 1008 btrim(ata_parm->model, sizeof(ata_parm->model)); 1009 bpack(ata_parm->model, ata_parm->model, sizeof(ata_parm->model)); 1010 bswap(ata_parm->revision, sizeof(ata_parm->revision)); 1011 btrim(ata_parm->revision, sizeof(ata_parm->revision)); 1012 bpack(ata_parm->revision, ata_parm->revision, sizeof(ata_parm->revision)); 1013 scp->dev_param[ATA_DEV(device)] = ata_parm; 1014 return 0; 1015} 1016 1017static void 1018ata_boot_attach(void) 1019{ 1020 struct ata_softc *scp; 1021 int ctlr; 1022 1023 /* 1024 * run through all ata devices and look for real ATA & ATAPI devices 1025 * using the hints we found in the early probe, this avoids some of 1026 * the delays probing of non-exsistent devices can cause. 1027 */ 1028 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1029 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1030 continue; 1031 if (scp->devices & ATA_ATA_SLAVE) 1032 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATA_IDENTIFY)) 1033 scp->devices &= ~ATA_ATA_SLAVE; 1034 if (scp->devices & ATA_ATAPI_SLAVE) 1035 if (ata_getparam(scp, ATA_SLAVE, ATA_C_ATAPI_IDENTIFY)) 1036 scp->devices &= ~ATA_ATAPI_SLAVE; 1037 if (scp->devices & ATA_ATA_MASTER) 1038 if (ata_getparam(scp, ATA_MASTER, ATA_C_ATA_IDENTIFY)) 1039 scp->devices &= ~ATA_ATA_MASTER; 1040 if (scp->devices & ATA_ATAPI_MASTER) 1041 if (ata_getparam(scp, ATA_MASTER,ATA_C_ATAPI_IDENTIFY)) 1042 scp->devices &= ~ATA_ATAPI_MASTER; 1043 } 1044 1045#if NATADISK > 0 1046 /* now we know whats there, do the real attach, first the ATA disks */ 1047 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1048 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1049 continue; 1050 if (scp->devices & ATA_ATA_MASTER) 1051 ad_attach(scp, ATA_MASTER); 1052 if (scp->devices & ATA_ATA_SLAVE) 1053 ad_attach(scp, ATA_SLAVE); 1054 } 1055#endif 1056#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1057 /* then the atapi devices */ 1058 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1059 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1060 continue; 1061 if (scp->devices & ATA_ATAPI_MASTER) 1062 atapi_attach(scp, ATA_MASTER); 1063 if (scp->devices & ATA_ATAPI_SLAVE) 1064 atapi_attach(scp, ATA_SLAVE); 1065 } 1066#endif 1067 if (ata_delayed_attach) { 1068 config_intrhook_disestablish(ata_delayed_attach); 1069 free(ata_delayed_attach, M_ATA); 1070 ata_delayed_attach = NULL; 1071 } 1072} 1073 1074static void 1075ata_intr(void *data) 1076{ 1077 struct ata_softc *scp = (struct ata_softc *)data; 1078 struct ata_pci_softc *sc = device_get_softc(device_get_parent(scp->dev)); 1079 u_int8_t dmastat = 0; 1080 1081 /* 1082 * since we might share the IRQ with another device, and in some 1083 * cases with our twin channel, we only want to process interrupts 1084 * that we know this channel generated. 1085 */ 1086 switch (scp->chiptype) { 1087#if NPCI > 0 1088 case 0x00041103: /* HighPoint HPT366/368/370 */ 1089 if (((dmastat = ata_dmastatus(scp)) & 1090 (ATA_BMSTAT_ACTIVE | ATA_BMSTAT_INTERRUPT)) != ATA_BMSTAT_INTERRUPT) 1091 return; 1092 outb(scp->bmaddr + ATA_BMSTAT_PORT, dmastat | ATA_BMSTAT_INTERRUPT); 1093 break; 1094 1095 case 0x06481095: /* CMD 648 */ 1096 case 0x06491095: /* CMD 649 */ 1097 if (!(pci_read_config(device_get_parent(scp->dev), 0x71, 1) &
|
1085 (scp->unit ? 0x08 : 0x04)))
| 1098 (scp->channel ? 0x08 : 0x04)))
|
1086 return; 1087 goto out; 1088 1089 case 0x4d33105a: /* Promise Ultra/Fasttrak 33 */ 1090 case 0x4d38105a: /* Promise Ultra/Fasttrak 66 */ 1091 case 0x4d30105a: /* Promise Ultra/Fasttrak 100 */ 1092 case 0x0d30105a: /* Promise OEM ATA100 */ 1093 if (!(inl(rman_get_start(sc->bmio) + 0x1c) &
| 1099 return; 1100 goto out; 1101 1102 case 0x4d33105a: /* Promise Ultra/Fasttrak 33 */ 1103 case 0x4d38105a: /* Promise Ultra/Fasttrak 66 */ 1104 case 0x4d30105a: /* Promise Ultra/Fasttrak 100 */ 1105 case 0x0d30105a: /* Promise OEM ATA100 */ 1106 if (!(inl(rman_get_start(sc->bmio) + 0x1c) &
|
1094 (scp->unit ? 0x00004000 : 0x00000400)))
| 1107 (scp->channel ? 0x00004000 : 0x00000400)))
|
1095 return; 1096 /* FALLTHROUGH */ 1097out: 1098#endif 1099 default: 1100 if (scp->flags & ATA_DMA_ACTIVE) { 1101 if (((dmastat = ata_dmastatus(scp)) & 1102 (ATA_BMSTAT_ACTIVE|ATA_BMSTAT_INTERRUPT))!=ATA_BMSTAT_INTERRUPT) 1103 return; 1104 outb(scp->bmaddr + ATA_BMSTAT_PORT, dmastat | ATA_BMSTAT_INTERRUPT); 1105 } 1106 } 1107 DELAY(1); 1108 1109 /* if drive is busy it didn't interrupt */ 1110 if (inb(scp->altioaddr) & ATA_S_BUSY) 1111 return; 1112 1113 /* clear interrupt and get status */ 1114 scp->status = inb(scp->ioaddr + ATA_STATUS); 1115 1116 if (scp->status & ATA_S_ERROR) 1117 scp->error = inb(scp->ioaddr + ATA_ERROR); 1118 1119 /* find & call the responsible driver to process this interrupt */ 1120 switch (scp->active) { 1121#if NATADISK > 0 1122 case ATA_ACTIVE_ATA: 1123 if (!scp->running || ad_interrupt(scp->running) == ATA_OP_CONTINUES) 1124 return; 1125 break; 1126#endif 1127#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1128 case ATA_ACTIVE_ATAPI: 1129 if (!scp->running || atapi_interrupt(scp->running) == ATA_OP_CONTINUES) 1130 return; 1131 break; 1132#endif 1133 case ATA_WAIT_INTR: 1134 wakeup((caddr_t)scp); 1135 break; 1136 1137 case ATA_WAIT_READY: 1138 break; 1139 1140 case ATA_REINITING: 1141 return; 1142 1143 case ATA_IDLE: 1144 if (scp->flags & ATA_QUEUED) { 1145 scp->active = ATA_ACTIVE; 1146 if (ata_service(scp) == ATA_OP_CONTINUES) 1147 return; 1148 } 1149 /* FALLTHROUGH */ 1150 1151 default: 1152#ifdef ATA_DEBUG 1153 { 1154 static int intr_count = 0; 1155 1156 if (intr_count++ < 10) 1157 ata_printf(scp, -1, "unwanted interrupt %d status = %02x\n", 1158 intr_count, scp->status); 1159 } 1160#endif 1161 } 1162 scp->active = ATA_IDLE; 1163 scp->running = NULL; 1164 ata_start(scp); 1165 return; 1166} 1167 1168void 1169ata_start(struct ata_softc *scp) 1170{ 1171#if NATADISK > 0 1172 struct ad_request *ad_request; 1173#endif 1174#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1175 struct atapi_request *atapi_request; 1176#endif 1177 1178 if (scp->active != ATA_IDLE) 1179 return; 1180 1181 scp->active = ATA_ACTIVE; 1182 1183#if NATADISK > 0 1184 /* find & call the responsible driver if anything on the ATA queue */ 1185 if (TAILQ_EMPTY(&scp->ata_queue)) { 1186 if (scp->devices & (ATA_ATA_MASTER) && scp->dev_softc[0]) 1187 ad_start((struct ad_softc *)scp->dev_softc[0]); 1188 if (scp->devices & (ATA_ATA_SLAVE) && scp->dev_softc[1]) 1189 ad_start((struct ad_softc *)scp->dev_softc[1]); 1190 } 1191 if ((ad_request = TAILQ_FIRST(&scp->ata_queue))) { 1192 TAILQ_REMOVE(&scp->ata_queue, ad_request, chain); 1193 scp->active = ATA_ACTIVE_ATA; 1194 scp->running = ad_request; 1195 if (ad_transfer(ad_request) == ATA_OP_CONTINUES) 1196 return; 1197 } 1198 1199#endif 1200#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1201 /* find & call the responsible driver if anything on the ATAPI queue */ 1202 if (TAILQ_EMPTY(&scp->atapi_queue)) { 1203 if (scp->devices & (ATA_ATAPI_MASTER) && scp->dev_softc[0]) 1204 atapi_start((struct atapi_softc *)scp->dev_softc[0]); 1205 if (scp->devices & (ATA_ATAPI_SLAVE) && scp->dev_softc[1]) 1206 atapi_start((struct atapi_softc *)scp->dev_softc[1]); 1207 } 1208 if ((atapi_request = TAILQ_FIRST(&scp->atapi_queue))) { 1209 TAILQ_REMOVE(&scp->atapi_queue, atapi_request, chain); 1210 scp->active = ATA_ACTIVE_ATAPI; 1211 scp->running = atapi_request; 1212 atapi_transfer(atapi_request); 1213 return; 1214 } 1215#endif 1216 scp->active = ATA_IDLE; 1217} 1218 1219void 1220ata_reset(struct ata_softc *scp, int *mask) 1221{ 1222 int timeout; 1223 u_int8_t status0 = ATA_S_BUSY, status1 = ATA_S_BUSY; 1224 1225 /* reset channel */ 1226 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 1227 DELAY(1); 1228 inb(scp->ioaddr + ATA_STATUS); 1229 outb(scp->altioaddr, ATA_A_IDS | ATA_A_RESET); 1230 DELAY(10000); 1231 outb(scp->altioaddr, ATA_A_IDS); 1232 DELAY(10000); 1233 inb(scp->ioaddr + ATA_ERROR); 1234 DELAY(3000); 1235 1236 /* wait for BUSY to go inactive */ 1237 for (timeout = 0; timeout < 310000; timeout++) { 1238 if (status0 & ATA_S_BUSY) { 1239 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 1240 DELAY(1); 1241 status0 = inb(scp->ioaddr + ATA_STATUS); 1242 if (!(status0 & ATA_S_BUSY)) { 1243 /* check for ATAPI signature while its still there */ 1244 if (inb(scp->ioaddr + ATA_CYL_LSB) == ATAPI_MAGIC_LSB && 1245 inb(scp->ioaddr + ATA_CYL_MSB) == ATAPI_MAGIC_MSB) 1246 scp->devices |= ATA_ATAPI_MASTER; 1247 } 1248 } 1249 if (status1 & ATA_S_BUSY) { 1250 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_SLAVE); 1251 DELAY(1); 1252 status1 = inb(scp->ioaddr + ATA_STATUS); 1253 if (!(status1 & ATA_S_BUSY)) { 1254 /* check for ATAPI signature while its still there */ 1255 if (inb(scp->ioaddr + ATA_CYL_LSB) == ATAPI_MAGIC_LSB && 1256 inb(scp->ioaddr + ATA_CYL_MSB) == ATAPI_MAGIC_MSB) 1257 scp->devices |= ATA_ATAPI_SLAVE; 1258 } 1259 } 1260 if (*mask == 0x01) /* wait for master only */ 1261 if (!(status0 & ATA_S_BUSY)) 1262 break; 1263 if (*mask == 0x02) /* wait for slave only */ 1264 if (!(status1 & ATA_S_BUSY)) 1265 break; 1266 if (*mask == 0x03) /* wait for both master & slave */ 1267 if (!(status0 & ATA_S_BUSY) && !(status1 & ATA_S_BUSY)) 1268 break; 1269 DELAY(100); 1270 } 1271 DELAY(1); 1272 outb(scp->altioaddr, ATA_A_4BIT); 1273 if (status0 & ATA_S_BUSY) 1274 *mask &= ~0x01; 1275 if (status1 & ATA_S_BUSY) 1276 *mask &= ~0x02; 1277 if (bootverbose) 1278 ata_printf(scp, -1, "mask=%02x status0=%02x status1=%02x\n", 1279 *mask, status0, status1); 1280 if (!mask) { 1281 scp->devices = 0; 1282 return; 1283 } 1284 /* 1285 * OK, we have at least one device on the chain, checks for ATAPI 1286 * already done, if none check if its a good old ATA device. 1287 */ 1288 if (status0 != 0x00 && !(scp->devices & ATA_ATAPI_MASTER)) { 1289 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_MASTER)); 1290 DELAY(1); 1291 outb(scp->ioaddr + ATA_ERROR, 0x58); 1292 outb(scp->ioaddr + ATA_CYL_LSB, 0xa5); 1293 if (inb(scp->ioaddr + ATA_ERROR) != 0x58 && 1294 inb(scp->ioaddr + ATA_CYL_LSB) == 0xa5) { 1295 scp->devices |= ATA_ATA_MASTER; 1296 } 1297 } 1298 if (status1 != 0x00 && !(scp->devices & ATA_ATAPI_SLAVE)) { 1299 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_SLAVE)); 1300 DELAY(1); 1301 outb(scp->ioaddr + ATA_ERROR, 0x58); 1302 outb(scp->ioaddr + ATA_CYL_LSB, 0xa5); 1303 if (inb(scp->ioaddr + ATA_ERROR) != 0x58 && 1304 inb(scp->ioaddr + ATA_CYL_LSB) == 0xa5) { 1305 scp->devices |= ATA_ATA_SLAVE; 1306 } 1307 } 1308} 1309 1310int 1311ata_reinit(struct ata_softc *scp) 1312{ 1313 int mask = 0, omask; 1314 1315 scp->active = ATA_REINITING; 1316 scp->running = NULL; 1317 if (scp->devices & (ATA_ATA_MASTER | ATA_ATAPI_MASTER)) 1318 mask |= 0x01; 1319 if (scp->devices & (ATA_ATA_SLAVE | ATA_ATAPI_SLAVE)) 1320 mask |= 0x02; 1321 if (mask) { 1322 omask = mask; 1323 ata_printf(scp, -1, "resetting devices .. "); 1324 ata_reset(scp, &mask); 1325 if (omask != mask) 1326 printf(" device dissapeared! %d ", omask & ~mask); 1327 1328#if NATADISK > 0 1329 if (scp->devices & (ATA_ATA_MASTER) && scp->dev_softc[0]) 1330 ad_reinit((struct ad_softc *)scp->dev_softc[0]); 1331 if (scp->devices & (ATA_ATA_SLAVE) && scp->dev_softc[1]) 1332 ad_reinit((struct ad_softc *)scp->dev_softc[1]); 1333#endif 1334#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1335 if (scp->devices & (ATA_ATAPI_MASTER) && scp->dev_softc[0]) 1336 atapi_reinit((struct atapi_softc *)scp->dev_softc[0]); 1337 if (scp->devices & (ATA_ATAPI_SLAVE) && scp->dev_softc[1]) 1338 atapi_reinit((struct atapi_softc *)scp->dev_softc[1]); 1339#endif 1340 printf("done\n"); 1341 } 1342 scp->active = ATA_IDLE; 1343 ata_start(scp); 1344 return 0; 1345} 1346 1347static int 1348ata_service(struct ata_softc *scp) 1349{ 1350 /* do we have a SERVICE request from the drive ? */ 1351 if ((scp->status & (ATA_S_SERVICE|ATA_S_ERROR|ATA_S_DRQ)) == ATA_S_SERVICE){ 1352 outb(scp->bmaddr + ATA_BMSTAT_PORT, ata_dmastatus(scp) | ATA_BMSTAT_INTERRUPT); 1353#if NATADISK > 0 1354 if ((inb(scp->ioaddr + ATA_DRIVE) & ATA_SLAVE) == ATA_MASTER) { 1355 if ((scp->devices & ATA_ATA_MASTER) && scp->dev_softc[0]) 1356 return ad_service((struct ad_softc *)scp->dev_softc[0], 0); 1357 } 1358 else { 1359 if ((scp->devices & ATA_ATA_SLAVE) && scp->dev_softc[1]) 1360 return ad_service((struct ad_softc *)scp->dev_softc[1], 0); 1361 } 1362#endif 1363 } 1364 return ATA_OP_FINISHED; 1365} 1366 1367int 1368ata_wait(struct ata_softc *scp, int device, u_int8_t mask) 1369{ 1370 int timeout = 0; 1371 int statio = scp->ioaddr + ATA_STATUS; 1372 1373 DELAY(1); 1374 while (timeout < 5000000) { /* timeout 5 secs */ 1375 scp->status = inb(statio); 1376 1377 /* if drive fails status, reselect the drive just to be sure */ 1378 if (scp->status == 0xff) { 1379 ata_printf(scp, device, "no status, reselecting device\n"); 1380 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device); 1381 DELAY(1); 1382 scp->status = inb(statio); 1383 } 1384 1385 /* are we done ? */ 1386 if (!(scp->status & ATA_S_BUSY)) 1387 break; 1388 1389 if (timeout > 1000) { 1390 timeout += 1000; 1391 DELAY(1000); 1392 } 1393 else { 1394 timeout += 10; 1395 DELAY(10); 1396 } 1397 } 1398 if (scp->status & ATA_S_ERROR) 1399 scp->error = inb(scp->ioaddr + ATA_ERROR); 1400 if (timeout >= 5000000) 1401 return -1; 1402 if (!mask) 1403 return (scp->status & ATA_S_ERROR); 1404 1405 /* Wait 50 msec for bits wanted. */ 1406 timeout = 5000; 1407 while (timeout--) { 1408 scp->status = inb(statio); 1409 if ((scp->status & mask) == mask) { 1410 if (scp->status & ATA_S_ERROR) 1411 scp->error = inb(scp->ioaddr + ATA_ERROR); 1412 return (scp->status & ATA_S_ERROR); 1413 } 1414 DELAY (10); 1415 } 1416 return -1; 1417} 1418 1419int 1420ata_command(struct ata_softc *scp, int device, u_int8_t command, 1421 u_int16_t cylinder, u_int8_t head, u_int8_t sector, 1422 u_int8_t count, u_int8_t feature, int flags) 1423{ 1424 int error = 0; 1425#ifdef ATA_DEBUG 1426 ata_printf(scp, device, "ata_command: addr=%04x, cmd=%02x, " 1427 "c=%d, h=%d, s=%d, count=%d, feature=%d, flags=%02x\n", 1428 scp->ioaddr, command, cylinder, head, sector, 1429 count, feature, flags); 1430#endif 1431 1432 /* disable interrupt from device */ 1433 if (scp->flags & ATA_QUEUED) 1434 outb(scp->altioaddr, ATA_A_IDS | ATA_A_4BIT); 1435 1436 /* select device */ 1437 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device); 1438 1439 /* ready to issue command ? */ 1440 if (ata_wait(scp, device, 0) < 0) { 1441 ata_printf(scp, device, 1442 "timeout waiting to give command=%02x s=%02x e=%02x\n", 1443 command, scp->status, scp->error); 1444 return -1; 1445 } 1446 1447 outb(scp->ioaddr + ATA_FEATURE, feature); 1448 outb(scp->ioaddr + ATA_COUNT, count); 1449 outb(scp->ioaddr + ATA_SECTOR, sector); 1450 outb(scp->ioaddr + ATA_CYL_MSB, cylinder >> 8); 1451 outb(scp->ioaddr + ATA_CYL_LSB, cylinder); 1452 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device | head); 1453 1454 switch (flags) { 1455 case ATA_WAIT_INTR: 1456 if (scp->active != ATA_IDLE) 1457 ata_printf(scp, device, "WARNING: WAIT_INTR active=%s\n", 1458 active2str(scp->active)); 1459 scp->active = ATA_WAIT_INTR; 1460 asleep((caddr_t)scp, PRIBIO, "atacmd", 10 * hz); 1461 outb(scp->ioaddr + ATA_CMD, command); 1462 1463 /* enable interrupt */ 1464 if (scp->flags & ATA_QUEUED) 1465 outb(scp->altioaddr, ATA_A_4BIT); 1466 1467 if (await(PRIBIO, 10 * hz)) { 1468 ata_printf(scp, device, "ata_command: timeout waiting for intr\n"); 1469 scp->active = ATA_IDLE; 1470 error = -1; 1471 } 1472 break; 1473 1474 case ATA_WAIT_READY: 1475 if (scp->active != ATA_IDLE && scp->active != ATA_REINITING) 1476 ata_printf(scp, device, "WARNING: WAIT_READY active=%s\n", 1477 active2str(scp->active)); 1478 if (scp->active != ATA_REINITING) 1479 scp->active = ATA_WAIT_READY; 1480 outb(scp->ioaddr + ATA_CMD, command); 1481 if (ata_wait(scp, device, ATA_S_READY) < 0) { 1482 ata_printf(scp, device, 1483 "timeout waiting for command=%02x s=%02x e=%02x\n", 1484 command, scp->status, scp->error); 1485 error = -1; 1486 } 1487 if (scp->active != ATA_REINITING) 1488 scp->active = ATA_IDLE; 1489 break; 1490 1491 case ATA_IMMEDIATE: 1492 outb(scp->ioaddr + ATA_CMD, command); 1493 break; 1494 1495 default: 1496 ata_printf(scp, device, "DANGER: illegal interrupt flag=%s\n", 1497 active2str(flags)); 1498 } 1499 /* enable interrupt */ 1500 if (scp->flags & ATA_QUEUED) 1501 outb(scp->altioaddr, ATA_A_4BIT); 1502 return error; 1503} 1504 1505int 1506ata_get_lun(u_int32_t *map) 1507{ 1508 int lun = ffs(~*map) - 1; 1509 1510 *map |= (1 << lun); 1511 return lun; 1512} 1513 1514void 1515ata_free_lun(u_int32_t *map, int lun) 1516{ 1517 *map &= ~(1 << lun); 1518} 1519 1520int 1521ata_printf(struct ata_softc *scp, int device, const char * fmt, ...) 1522{ 1523 va_list ap; 1524 int ret; 1525 1526 if (device == -1) 1527 ret = printf("ata%d: ", device_get_unit(scp->dev)); 1528 else 1529 ret = printf("ata%d-%s: ", device_get_unit(scp->dev), 1530 (device == ATA_MASTER) ? "master" : "slave"); 1531 va_start(ap, fmt); 1532 ret += vprintf(fmt, ap); 1533 va_end(ap); 1534 return ret; 1535} 1536 1537char * 1538ata_mode2str(int mode) 1539{ 1540 switch (mode) { 1541 case ATA_PIO: return "BIOSPIO"; 1542 case ATA_PIO0: return "PIO0"; 1543 case ATA_PIO1: return "PIO1"; 1544 case ATA_PIO2: return "PIO2"; 1545 case ATA_PIO3: return "PIO3"; 1546 case ATA_PIO4: return "PIO4"; 1547 case ATA_WDMA2: return "WDMA2"; 1548 case ATA_UDMA2: return "UDMA33"; 1549 case ATA_UDMA4: return "UDMA66"; 1550 case ATA_UDMA5: return "UDMA100"; 1551 case ATA_DMA: return "BIOSDMA"; 1552 default: return "???"; 1553 } 1554} 1555 1556int 1557ata_pio2mode(int pio) 1558{ 1559 switch (pio) { 1560 default: 1561 case 0: return ATA_PIO0; 1562 case 1: return ATA_PIO1; 1563 case 2: return ATA_PIO2; 1564 case 3: return ATA_PIO3; 1565 case 4: return ATA_PIO4; 1566 } 1567} 1568 1569int 1570ata_pmode(struct ata_params *ap) 1571{ 1572 if (ap->atavalid & ATA_FLAG_64_70) { 1573 if (ap->apiomodes & 2) 1574 return 4; 1575 if (ap->apiomodes & 1) 1576 return 3; 1577 } 1578 if (ap->opiomode == 2) 1579 return 2; 1580 if (ap->opiomode == 1) 1581 return 1; 1582 if (ap->opiomode == 0) 1583 return 0; 1584 return -1; 1585} 1586 1587int 1588ata_wmode(struct ata_params *ap) 1589{ 1590 if (ap->wdmamodes & 4) 1591 return 2; 1592 if (ap->wdmamodes & 2) 1593 return 1; 1594 if (ap->wdmamodes & 1) 1595 return 0; 1596 return -1; 1597} 1598 1599int 1600ata_umode(struct ata_params *ap) 1601{ 1602 if (ap->atavalid & ATA_FLAG_88) { 1603 if (ap->udmamodes & 0x20) 1604 return 5; 1605 if (ap->udmamodes & 0x10) 1606 return 4; 1607 if (ap->udmamodes & 0x08) 1608 return 3; 1609 if (ap->udmamodes & 0x04) 1610 return 2; 1611 if (ap->udmamodes & 0x02) 1612 return 1; 1613 if (ap->udmamodes & 0x01) 1614 return 0; 1615 } 1616 return -1; 1617} 1618 1619static char * 1620active2str(int active) 1621{ 1622 static char buf[8]; 1623 1624 switch (active) { 1625 case ATA_IDLE: 1626 return("ATA_IDLE"); 1627 case ATA_IMMEDIATE: 1628 return("ATA_IMMEDIATE"); 1629 case ATA_WAIT_INTR: 1630 return("ATA_WAIT_INTR"); 1631 case ATA_WAIT_READY: 1632 return("ATA_WAIT_READY"); 1633 case ATA_ACTIVE: 1634 return("ATA_ACTIVE"); 1635 case ATA_ACTIVE_ATA: 1636 return("ATA_ACTIVE_ATA"); 1637 case ATA_ACTIVE_ATAPI: 1638 return("ATA_ACTIVE_ATAPI"); 1639 case ATA_REINITING: 1640 return("ATA_REINITING"); 1641 default: 1642 sprintf(buf, "0x%02x", active); 1643 return buf; 1644 } 1645} 1646 1647static void 1648bswap(int8_t *buf, int len) 1649{ 1650 u_int16_t *ptr = (u_int16_t*)(buf + len); 1651 1652 while (--ptr >= (u_int16_t*)buf) 1653 *ptr = ntohs(*ptr); 1654} 1655 1656static void 1657btrim(int8_t *buf, int len) 1658{ 1659 int8_t *ptr; 1660 1661 for (ptr = buf; ptr < buf+len; ++ptr) 1662 if (!*ptr) 1663 *ptr = ' '; 1664 for (ptr = buf + len - 1; ptr >= buf && *ptr == ' '; --ptr) 1665 *ptr = 0; 1666} 1667 1668static void 1669bpack(int8_t *src, int8_t *dst, int len) 1670{ 1671 int i, j, blank; 1672 1673 for (i = j = blank = 0 ; i < len; i++) { 1674 if (blank && src[i] == ' ') continue; 1675 if (blank && src[i] != ' ') { 1676 dst[j++] = src[i]; 1677 blank = 0; 1678 continue; 1679 } 1680 if (src[i] == ' ') { 1681 blank = 1; 1682 if (i == 0) 1683 continue; 1684 } 1685 dst[j++] = src[i]; 1686 } 1687 if (j < len) 1688 dst[j] = 0x00; 1689} 1690 1691static void 1692ata_change_mode(struct ata_softc *scp, int device, int mode) 1693{ 1694 int s = splbio(); 1695 1696 while (scp->active != ATA_IDLE) 1697 tsleep((caddr_t)&s, PRIBIO, "atachm", hz/4); 1698 scp->active = ATA_REINITING; 1699 ata_dmainit(scp, device, ata_pmode(ATA_PARAM(scp, device)), 1700 mode < ATA_DMA ? -1 : ata_wmode(ATA_PARAM(scp, device)), 1701 mode < ATA_DMA ? -1 : ata_umode(ATA_PARAM(scp, device))); 1702 scp->active = ATA_IDLE; 1703 ata_start(scp); 1704 splx(s); 1705} 1706 1707static int 1708sysctl_hw_ata(SYSCTL_HANDLER_ARGS) 1709{ 1710 struct ata_softc *scp; 1711 int ctlr, error, i; 1712 1713 /* readout internal state */ 1714 bzero(ata_conf, sizeof(ata_conf)); 1715 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1716 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1717 continue; 1718 for (i = 0; i < 2; i++) { 1719 if (!scp->dev_softc[i]) 1720 strcat(ata_conf, "---,"); 1721 else if (scp->mode[i] >= ATA_DMA) 1722 strcat(ata_conf, "dma,"); 1723 else 1724 strcat(ata_conf, "pio,"); 1725 } 1726 } 1727 error = sysctl_handle_string(oidp, ata_conf, sizeof(ata_conf), req); 1728 if (error == 0 && req->newptr != NULL) { 1729 char *ptr = ata_conf; 1730 1731 /* update internal state */ 1732 i = 0; 1733 while (*ptr) { 1734 if (!strncmp(ptr, "pio", 3) || !strncmp(ptr, "PIO", 3)) { 1735 if ((scp = devclass_get_softc(ata_devclass, i >> 1)) && 1736 scp->dev_softc[i & 1] && scp->mode[i & 1] >= ATA_DMA) 1737 ata_change_mode(scp, (i & 1)?ATA_SLAVE:ATA_MASTER, ATA_PIO); 1738 } 1739 else if (!strncmp(ptr, "dma", 3) || !strncmp(ptr, "DMA", 3)) { 1740 if ((scp = devclass_get_softc(ata_devclass, i >> 1)) && 1741 scp->dev_softc[i & 1] && scp->mode[i & 1] < ATA_DMA) 1742 ata_change_mode(scp, (i & 1)?ATA_SLAVE:ATA_MASTER, ATA_DMA); 1743 } 1744 else if (strncmp(ptr, "---", 3)) 1745 break; 1746 ptr+=3; 1747 if (*ptr++ != ',' || 1748 ++i > (devclass_get_maxunit(ata_devclass) << 1)) 1749 break; 1750 } 1751 } 1752 return error; 1753} 1754SYSCTL_PROC(_hw, OID_AUTO, atamodes, CTLTYPE_STRING | CTLFLAG_RW, 1755 0, sizeof(ata_conf), sysctl_hw_ata, "A", ""); 1756 1757static void 1758ata_init(void) 1759{ 1760 /* register boot attach to be run when interrupts are enabled */ 1761 if (!(ata_delayed_attach = (struct intr_config_hook *) 1762 malloc(sizeof(struct intr_config_hook), 1763 M_TEMP, M_NOWAIT))) { 1764 printf("ata: malloc of delayed attach hook failed\n"); 1765 return; 1766 } 1767 bzero(ata_delayed_attach, sizeof(struct intr_config_hook)); 1768 1769 ata_delayed_attach->ich_func = (void*)ata_boot_attach; 1770 if (config_intrhook_establish(ata_delayed_attach) != 0) { 1771 printf("ata: config_intrhook_establish failed\n"); 1772 free(ata_delayed_attach, M_TEMP); 1773 } 1774} 1775SYSINIT(atadev, SI_SUB_DRIVERS, SI_ORDER_SECOND, ata_init, NULL)
| 1108 return; 1109 /* FALLTHROUGH */ 1110out: 1111#endif 1112 default: 1113 if (scp->flags & ATA_DMA_ACTIVE) { 1114 if (((dmastat = ata_dmastatus(scp)) & 1115 (ATA_BMSTAT_ACTIVE|ATA_BMSTAT_INTERRUPT))!=ATA_BMSTAT_INTERRUPT) 1116 return; 1117 outb(scp->bmaddr + ATA_BMSTAT_PORT, dmastat | ATA_BMSTAT_INTERRUPT); 1118 } 1119 } 1120 DELAY(1); 1121 1122 /* if drive is busy it didn't interrupt */ 1123 if (inb(scp->altioaddr) & ATA_S_BUSY) 1124 return; 1125 1126 /* clear interrupt and get status */ 1127 scp->status = inb(scp->ioaddr + ATA_STATUS); 1128 1129 if (scp->status & ATA_S_ERROR) 1130 scp->error = inb(scp->ioaddr + ATA_ERROR); 1131 1132 /* find & call the responsible driver to process this interrupt */ 1133 switch (scp->active) { 1134#if NATADISK > 0 1135 case ATA_ACTIVE_ATA: 1136 if (!scp->running || ad_interrupt(scp->running) == ATA_OP_CONTINUES) 1137 return; 1138 break; 1139#endif 1140#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1141 case ATA_ACTIVE_ATAPI: 1142 if (!scp->running || atapi_interrupt(scp->running) == ATA_OP_CONTINUES) 1143 return; 1144 break; 1145#endif 1146 case ATA_WAIT_INTR: 1147 wakeup((caddr_t)scp); 1148 break; 1149 1150 case ATA_WAIT_READY: 1151 break; 1152 1153 case ATA_REINITING: 1154 return; 1155 1156 case ATA_IDLE: 1157 if (scp->flags & ATA_QUEUED) { 1158 scp->active = ATA_ACTIVE; 1159 if (ata_service(scp) == ATA_OP_CONTINUES) 1160 return; 1161 } 1162 /* FALLTHROUGH */ 1163 1164 default: 1165#ifdef ATA_DEBUG 1166 { 1167 static int intr_count = 0; 1168 1169 if (intr_count++ < 10) 1170 ata_printf(scp, -1, "unwanted interrupt %d status = %02x\n", 1171 intr_count, scp->status); 1172 } 1173#endif 1174 } 1175 scp->active = ATA_IDLE; 1176 scp->running = NULL; 1177 ata_start(scp); 1178 return; 1179} 1180 1181void 1182ata_start(struct ata_softc *scp) 1183{ 1184#if NATADISK > 0 1185 struct ad_request *ad_request; 1186#endif 1187#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1188 struct atapi_request *atapi_request; 1189#endif 1190 1191 if (scp->active != ATA_IDLE) 1192 return; 1193 1194 scp->active = ATA_ACTIVE; 1195 1196#if NATADISK > 0 1197 /* find & call the responsible driver if anything on the ATA queue */ 1198 if (TAILQ_EMPTY(&scp->ata_queue)) { 1199 if (scp->devices & (ATA_ATA_MASTER) && scp->dev_softc[0]) 1200 ad_start((struct ad_softc *)scp->dev_softc[0]); 1201 if (scp->devices & (ATA_ATA_SLAVE) && scp->dev_softc[1]) 1202 ad_start((struct ad_softc *)scp->dev_softc[1]); 1203 } 1204 if ((ad_request = TAILQ_FIRST(&scp->ata_queue))) { 1205 TAILQ_REMOVE(&scp->ata_queue, ad_request, chain); 1206 scp->active = ATA_ACTIVE_ATA; 1207 scp->running = ad_request; 1208 if (ad_transfer(ad_request) == ATA_OP_CONTINUES) 1209 return; 1210 } 1211 1212#endif 1213#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1214 /* find & call the responsible driver if anything on the ATAPI queue */ 1215 if (TAILQ_EMPTY(&scp->atapi_queue)) { 1216 if (scp->devices & (ATA_ATAPI_MASTER) && scp->dev_softc[0]) 1217 atapi_start((struct atapi_softc *)scp->dev_softc[0]); 1218 if (scp->devices & (ATA_ATAPI_SLAVE) && scp->dev_softc[1]) 1219 atapi_start((struct atapi_softc *)scp->dev_softc[1]); 1220 } 1221 if ((atapi_request = TAILQ_FIRST(&scp->atapi_queue))) { 1222 TAILQ_REMOVE(&scp->atapi_queue, atapi_request, chain); 1223 scp->active = ATA_ACTIVE_ATAPI; 1224 scp->running = atapi_request; 1225 atapi_transfer(atapi_request); 1226 return; 1227 } 1228#endif 1229 scp->active = ATA_IDLE; 1230} 1231 1232void 1233ata_reset(struct ata_softc *scp, int *mask) 1234{ 1235 int timeout; 1236 u_int8_t status0 = ATA_S_BUSY, status1 = ATA_S_BUSY; 1237 1238 /* reset channel */ 1239 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 1240 DELAY(1); 1241 inb(scp->ioaddr + ATA_STATUS); 1242 outb(scp->altioaddr, ATA_A_IDS | ATA_A_RESET); 1243 DELAY(10000); 1244 outb(scp->altioaddr, ATA_A_IDS); 1245 DELAY(10000); 1246 inb(scp->ioaddr + ATA_ERROR); 1247 DELAY(3000); 1248 1249 /* wait for BUSY to go inactive */ 1250 for (timeout = 0; timeout < 310000; timeout++) { 1251 if (status0 & ATA_S_BUSY) { 1252 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_MASTER); 1253 DELAY(1); 1254 status0 = inb(scp->ioaddr + ATA_STATUS); 1255 if (!(status0 & ATA_S_BUSY)) { 1256 /* check for ATAPI signature while its still there */ 1257 if (inb(scp->ioaddr + ATA_CYL_LSB) == ATAPI_MAGIC_LSB && 1258 inb(scp->ioaddr + ATA_CYL_MSB) == ATAPI_MAGIC_MSB) 1259 scp->devices |= ATA_ATAPI_MASTER; 1260 } 1261 } 1262 if (status1 & ATA_S_BUSY) { 1263 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | ATA_SLAVE); 1264 DELAY(1); 1265 status1 = inb(scp->ioaddr + ATA_STATUS); 1266 if (!(status1 & ATA_S_BUSY)) { 1267 /* check for ATAPI signature while its still there */ 1268 if (inb(scp->ioaddr + ATA_CYL_LSB) == ATAPI_MAGIC_LSB && 1269 inb(scp->ioaddr + ATA_CYL_MSB) == ATAPI_MAGIC_MSB) 1270 scp->devices |= ATA_ATAPI_SLAVE; 1271 } 1272 } 1273 if (*mask == 0x01) /* wait for master only */ 1274 if (!(status0 & ATA_S_BUSY)) 1275 break; 1276 if (*mask == 0x02) /* wait for slave only */ 1277 if (!(status1 & ATA_S_BUSY)) 1278 break; 1279 if (*mask == 0x03) /* wait for both master & slave */ 1280 if (!(status0 & ATA_S_BUSY) && !(status1 & ATA_S_BUSY)) 1281 break; 1282 DELAY(100); 1283 } 1284 DELAY(1); 1285 outb(scp->altioaddr, ATA_A_4BIT); 1286 if (status0 & ATA_S_BUSY) 1287 *mask &= ~0x01; 1288 if (status1 & ATA_S_BUSY) 1289 *mask &= ~0x02; 1290 if (bootverbose) 1291 ata_printf(scp, -1, "mask=%02x status0=%02x status1=%02x\n", 1292 *mask, status0, status1); 1293 if (!mask) { 1294 scp->devices = 0; 1295 return; 1296 } 1297 /* 1298 * OK, we have at least one device on the chain, checks for ATAPI 1299 * already done, if none check if its a good old ATA device. 1300 */ 1301 if (status0 != 0x00 && !(scp->devices & ATA_ATAPI_MASTER)) { 1302 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_MASTER)); 1303 DELAY(1); 1304 outb(scp->ioaddr + ATA_ERROR, 0x58); 1305 outb(scp->ioaddr + ATA_CYL_LSB, 0xa5); 1306 if (inb(scp->ioaddr + ATA_ERROR) != 0x58 && 1307 inb(scp->ioaddr + ATA_CYL_LSB) == 0xa5) { 1308 scp->devices |= ATA_ATA_MASTER; 1309 } 1310 } 1311 if (status1 != 0x00 && !(scp->devices & ATA_ATAPI_SLAVE)) { 1312 outb(scp->ioaddr + ATA_DRIVE, (ATA_D_IBM | ATA_SLAVE)); 1313 DELAY(1); 1314 outb(scp->ioaddr + ATA_ERROR, 0x58); 1315 outb(scp->ioaddr + ATA_CYL_LSB, 0xa5); 1316 if (inb(scp->ioaddr + ATA_ERROR) != 0x58 && 1317 inb(scp->ioaddr + ATA_CYL_LSB) == 0xa5) { 1318 scp->devices |= ATA_ATA_SLAVE; 1319 } 1320 } 1321} 1322 1323int 1324ata_reinit(struct ata_softc *scp) 1325{ 1326 int mask = 0, omask; 1327 1328 scp->active = ATA_REINITING; 1329 scp->running = NULL; 1330 if (scp->devices & (ATA_ATA_MASTER | ATA_ATAPI_MASTER)) 1331 mask |= 0x01; 1332 if (scp->devices & (ATA_ATA_SLAVE | ATA_ATAPI_SLAVE)) 1333 mask |= 0x02; 1334 if (mask) { 1335 omask = mask; 1336 ata_printf(scp, -1, "resetting devices .. "); 1337 ata_reset(scp, &mask); 1338 if (omask != mask) 1339 printf(" device dissapeared! %d ", omask & ~mask); 1340 1341#if NATADISK > 0 1342 if (scp->devices & (ATA_ATA_MASTER) && scp->dev_softc[0]) 1343 ad_reinit((struct ad_softc *)scp->dev_softc[0]); 1344 if (scp->devices & (ATA_ATA_SLAVE) && scp->dev_softc[1]) 1345 ad_reinit((struct ad_softc *)scp->dev_softc[1]); 1346#endif 1347#if NATAPICD > 0 || NATAPIFD > 0 || NATAPIST > 0 1348 if (scp->devices & (ATA_ATAPI_MASTER) && scp->dev_softc[0]) 1349 atapi_reinit((struct atapi_softc *)scp->dev_softc[0]); 1350 if (scp->devices & (ATA_ATAPI_SLAVE) && scp->dev_softc[1]) 1351 atapi_reinit((struct atapi_softc *)scp->dev_softc[1]); 1352#endif 1353 printf("done\n"); 1354 } 1355 scp->active = ATA_IDLE; 1356 ata_start(scp); 1357 return 0; 1358} 1359 1360static int 1361ata_service(struct ata_softc *scp) 1362{ 1363 /* do we have a SERVICE request from the drive ? */ 1364 if ((scp->status & (ATA_S_SERVICE|ATA_S_ERROR|ATA_S_DRQ)) == ATA_S_SERVICE){ 1365 outb(scp->bmaddr + ATA_BMSTAT_PORT, ata_dmastatus(scp) | ATA_BMSTAT_INTERRUPT); 1366#if NATADISK > 0 1367 if ((inb(scp->ioaddr + ATA_DRIVE) & ATA_SLAVE) == ATA_MASTER) { 1368 if ((scp->devices & ATA_ATA_MASTER) && scp->dev_softc[0]) 1369 return ad_service((struct ad_softc *)scp->dev_softc[0], 0); 1370 } 1371 else { 1372 if ((scp->devices & ATA_ATA_SLAVE) && scp->dev_softc[1]) 1373 return ad_service((struct ad_softc *)scp->dev_softc[1], 0); 1374 } 1375#endif 1376 } 1377 return ATA_OP_FINISHED; 1378} 1379 1380int 1381ata_wait(struct ata_softc *scp, int device, u_int8_t mask) 1382{ 1383 int timeout = 0; 1384 int statio = scp->ioaddr + ATA_STATUS; 1385 1386 DELAY(1); 1387 while (timeout < 5000000) { /* timeout 5 secs */ 1388 scp->status = inb(statio); 1389 1390 /* if drive fails status, reselect the drive just to be sure */ 1391 if (scp->status == 0xff) { 1392 ata_printf(scp, device, "no status, reselecting device\n"); 1393 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device); 1394 DELAY(1); 1395 scp->status = inb(statio); 1396 } 1397 1398 /* are we done ? */ 1399 if (!(scp->status & ATA_S_BUSY)) 1400 break; 1401 1402 if (timeout > 1000) { 1403 timeout += 1000; 1404 DELAY(1000); 1405 } 1406 else { 1407 timeout += 10; 1408 DELAY(10); 1409 } 1410 } 1411 if (scp->status & ATA_S_ERROR) 1412 scp->error = inb(scp->ioaddr + ATA_ERROR); 1413 if (timeout >= 5000000) 1414 return -1; 1415 if (!mask) 1416 return (scp->status & ATA_S_ERROR); 1417 1418 /* Wait 50 msec for bits wanted. */ 1419 timeout = 5000; 1420 while (timeout--) { 1421 scp->status = inb(statio); 1422 if ((scp->status & mask) == mask) { 1423 if (scp->status & ATA_S_ERROR) 1424 scp->error = inb(scp->ioaddr + ATA_ERROR); 1425 return (scp->status & ATA_S_ERROR); 1426 } 1427 DELAY (10); 1428 } 1429 return -1; 1430} 1431 1432int 1433ata_command(struct ata_softc *scp, int device, u_int8_t command, 1434 u_int16_t cylinder, u_int8_t head, u_int8_t sector, 1435 u_int8_t count, u_int8_t feature, int flags) 1436{ 1437 int error = 0; 1438#ifdef ATA_DEBUG 1439 ata_printf(scp, device, "ata_command: addr=%04x, cmd=%02x, " 1440 "c=%d, h=%d, s=%d, count=%d, feature=%d, flags=%02x\n", 1441 scp->ioaddr, command, cylinder, head, sector, 1442 count, feature, flags); 1443#endif 1444 1445 /* disable interrupt from device */ 1446 if (scp->flags & ATA_QUEUED) 1447 outb(scp->altioaddr, ATA_A_IDS | ATA_A_4BIT); 1448 1449 /* select device */ 1450 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device); 1451 1452 /* ready to issue command ? */ 1453 if (ata_wait(scp, device, 0) < 0) { 1454 ata_printf(scp, device, 1455 "timeout waiting to give command=%02x s=%02x e=%02x\n", 1456 command, scp->status, scp->error); 1457 return -1; 1458 } 1459 1460 outb(scp->ioaddr + ATA_FEATURE, feature); 1461 outb(scp->ioaddr + ATA_COUNT, count); 1462 outb(scp->ioaddr + ATA_SECTOR, sector); 1463 outb(scp->ioaddr + ATA_CYL_MSB, cylinder >> 8); 1464 outb(scp->ioaddr + ATA_CYL_LSB, cylinder); 1465 outb(scp->ioaddr + ATA_DRIVE, ATA_D_IBM | device | head); 1466 1467 switch (flags) { 1468 case ATA_WAIT_INTR: 1469 if (scp->active != ATA_IDLE) 1470 ata_printf(scp, device, "WARNING: WAIT_INTR active=%s\n", 1471 active2str(scp->active)); 1472 scp->active = ATA_WAIT_INTR; 1473 asleep((caddr_t)scp, PRIBIO, "atacmd", 10 * hz); 1474 outb(scp->ioaddr + ATA_CMD, command); 1475 1476 /* enable interrupt */ 1477 if (scp->flags & ATA_QUEUED) 1478 outb(scp->altioaddr, ATA_A_4BIT); 1479 1480 if (await(PRIBIO, 10 * hz)) { 1481 ata_printf(scp, device, "ata_command: timeout waiting for intr\n"); 1482 scp->active = ATA_IDLE; 1483 error = -1; 1484 } 1485 break; 1486 1487 case ATA_WAIT_READY: 1488 if (scp->active != ATA_IDLE && scp->active != ATA_REINITING) 1489 ata_printf(scp, device, "WARNING: WAIT_READY active=%s\n", 1490 active2str(scp->active)); 1491 if (scp->active != ATA_REINITING) 1492 scp->active = ATA_WAIT_READY; 1493 outb(scp->ioaddr + ATA_CMD, command); 1494 if (ata_wait(scp, device, ATA_S_READY) < 0) { 1495 ata_printf(scp, device, 1496 "timeout waiting for command=%02x s=%02x e=%02x\n", 1497 command, scp->status, scp->error); 1498 error = -1; 1499 } 1500 if (scp->active != ATA_REINITING) 1501 scp->active = ATA_IDLE; 1502 break; 1503 1504 case ATA_IMMEDIATE: 1505 outb(scp->ioaddr + ATA_CMD, command); 1506 break; 1507 1508 default: 1509 ata_printf(scp, device, "DANGER: illegal interrupt flag=%s\n", 1510 active2str(flags)); 1511 } 1512 /* enable interrupt */ 1513 if (scp->flags & ATA_QUEUED) 1514 outb(scp->altioaddr, ATA_A_4BIT); 1515 return error; 1516} 1517 1518int 1519ata_get_lun(u_int32_t *map) 1520{ 1521 int lun = ffs(~*map) - 1; 1522 1523 *map |= (1 << lun); 1524 return lun; 1525} 1526 1527void 1528ata_free_lun(u_int32_t *map, int lun) 1529{ 1530 *map &= ~(1 << lun); 1531} 1532 1533int 1534ata_printf(struct ata_softc *scp, int device, const char * fmt, ...) 1535{ 1536 va_list ap; 1537 int ret; 1538 1539 if (device == -1) 1540 ret = printf("ata%d: ", device_get_unit(scp->dev)); 1541 else 1542 ret = printf("ata%d-%s: ", device_get_unit(scp->dev), 1543 (device == ATA_MASTER) ? "master" : "slave"); 1544 va_start(ap, fmt); 1545 ret += vprintf(fmt, ap); 1546 va_end(ap); 1547 return ret; 1548} 1549 1550char * 1551ata_mode2str(int mode) 1552{ 1553 switch (mode) { 1554 case ATA_PIO: return "BIOSPIO"; 1555 case ATA_PIO0: return "PIO0"; 1556 case ATA_PIO1: return "PIO1"; 1557 case ATA_PIO2: return "PIO2"; 1558 case ATA_PIO3: return "PIO3"; 1559 case ATA_PIO4: return "PIO4"; 1560 case ATA_WDMA2: return "WDMA2"; 1561 case ATA_UDMA2: return "UDMA33"; 1562 case ATA_UDMA4: return "UDMA66"; 1563 case ATA_UDMA5: return "UDMA100"; 1564 case ATA_DMA: return "BIOSDMA"; 1565 default: return "???"; 1566 } 1567} 1568 1569int 1570ata_pio2mode(int pio) 1571{ 1572 switch (pio) { 1573 default: 1574 case 0: return ATA_PIO0; 1575 case 1: return ATA_PIO1; 1576 case 2: return ATA_PIO2; 1577 case 3: return ATA_PIO3; 1578 case 4: return ATA_PIO4; 1579 } 1580} 1581 1582int 1583ata_pmode(struct ata_params *ap) 1584{ 1585 if (ap->atavalid & ATA_FLAG_64_70) { 1586 if (ap->apiomodes & 2) 1587 return 4; 1588 if (ap->apiomodes & 1) 1589 return 3; 1590 } 1591 if (ap->opiomode == 2) 1592 return 2; 1593 if (ap->opiomode == 1) 1594 return 1; 1595 if (ap->opiomode == 0) 1596 return 0; 1597 return -1; 1598} 1599 1600int 1601ata_wmode(struct ata_params *ap) 1602{ 1603 if (ap->wdmamodes & 4) 1604 return 2; 1605 if (ap->wdmamodes & 2) 1606 return 1; 1607 if (ap->wdmamodes & 1) 1608 return 0; 1609 return -1; 1610} 1611 1612int 1613ata_umode(struct ata_params *ap) 1614{ 1615 if (ap->atavalid & ATA_FLAG_88) { 1616 if (ap->udmamodes & 0x20) 1617 return 5; 1618 if (ap->udmamodes & 0x10) 1619 return 4; 1620 if (ap->udmamodes & 0x08) 1621 return 3; 1622 if (ap->udmamodes & 0x04) 1623 return 2; 1624 if (ap->udmamodes & 0x02) 1625 return 1; 1626 if (ap->udmamodes & 0x01) 1627 return 0; 1628 } 1629 return -1; 1630} 1631 1632static char * 1633active2str(int active) 1634{ 1635 static char buf[8]; 1636 1637 switch (active) { 1638 case ATA_IDLE: 1639 return("ATA_IDLE"); 1640 case ATA_IMMEDIATE: 1641 return("ATA_IMMEDIATE"); 1642 case ATA_WAIT_INTR: 1643 return("ATA_WAIT_INTR"); 1644 case ATA_WAIT_READY: 1645 return("ATA_WAIT_READY"); 1646 case ATA_ACTIVE: 1647 return("ATA_ACTIVE"); 1648 case ATA_ACTIVE_ATA: 1649 return("ATA_ACTIVE_ATA"); 1650 case ATA_ACTIVE_ATAPI: 1651 return("ATA_ACTIVE_ATAPI"); 1652 case ATA_REINITING: 1653 return("ATA_REINITING"); 1654 default: 1655 sprintf(buf, "0x%02x", active); 1656 return buf; 1657 } 1658} 1659 1660static void 1661bswap(int8_t *buf, int len) 1662{ 1663 u_int16_t *ptr = (u_int16_t*)(buf + len); 1664 1665 while (--ptr >= (u_int16_t*)buf) 1666 *ptr = ntohs(*ptr); 1667} 1668 1669static void 1670btrim(int8_t *buf, int len) 1671{ 1672 int8_t *ptr; 1673 1674 for (ptr = buf; ptr < buf+len; ++ptr) 1675 if (!*ptr) 1676 *ptr = ' '; 1677 for (ptr = buf + len - 1; ptr >= buf && *ptr == ' '; --ptr) 1678 *ptr = 0; 1679} 1680 1681static void 1682bpack(int8_t *src, int8_t *dst, int len) 1683{ 1684 int i, j, blank; 1685 1686 for (i = j = blank = 0 ; i < len; i++) { 1687 if (blank && src[i] == ' ') continue; 1688 if (blank && src[i] != ' ') { 1689 dst[j++] = src[i]; 1690 blank = 0; 1691 continue; 1692 } 1693 if (src[i] == ' ') { 1694 blank = 1; 1695 if (i == 0) 1696 continue; 1697 } 1698 dst[j++] = src[i]; 1699 } 1700 if (j < len) 1701 dst[j] = 0x00; 1702} 1703 1704static void 1705ata_change_mode(struct ata_softc *scp, int device, int mode) 1706{ 1707 int s = splbio(); 1708 1709 while (scp->active != ATA_IDLE) 1710 tsleep((caddr_t)&s, PRIBIO, "atachm", hz/4); 1711 scp->active = ATA_REINITING; 1712 ata_dmainit(scp, device, ata_pmode(ATA_PARAM(scp, device)), 1713 mode < ATA_DMA ? -1 : ata_wmode(ATA_PARAM(scp, device)), 1714 mode < ATA_DMA ? -1 : ata_umode(ATA_PARAM(scp, device))); 1715 scp->active = ATA_IDLE; 1716 ata_start(scp); 1717 splx(s); 1718} 1719 1720static int 1721sysctl_hw_ata(SYSCTL_HANDLER_ARGS) 1722{ 1723 struct ata_softc *scp; 1724 int ctlr, error, i; 1725 1726 /* readout internal state */ 1727 bzero(ata_conf, sizeof(ata_conf)); 1728 for (ctlr=0; ctlr<devclass_get_maxunit(ata_devclass); ctlr++) { 1729 if (!(scp = devclass_get_softc(ata_devclass, ctlr))) 1730 continue; 1731 for (i = 0; i < 2; i++) { 1732 if (!scp->dev_softc[i]) 1733 strcat(ata_conf, "---,"); 1734 else if (scp->mode[i] >= ATA_DMA) 1735 strcat(ata_conf, "dma,"); 1736 else 1737 strcat(ata_conf, "pio,"); 1738 } 1739 } 1740 error = sysctl_handle_string(oidp, ata_conf, sizeof(ata_conf), req); 1741 if (error == 0 && req->newptr != NULL) { 1742 char *ptr = ata_conf; 1743 1744 /* update internal state */ 1745 i = 0; 1746 while (*ptr) { 1747 if (!strncmp(ptr, "pio", 3) || !strncmp(ptr, "PIO", 3)) { 1748 if ((scp = devclass_get_softc(ata_devclass, i >> 1)) && 1749 scp->dev_softc[i & 1] && scp->mode[i & 1] >= ATA_DMA) 1750 ata_change_mode(scp, (i & 1)?ATA_SLAVE:ATA_MASTER, ATA_PIO); 1751 } 1752 else if (!strncmp(ptr, "dma", 3) || !strncmp(ptr, "DMA", 3)) { 1753 if ((scp = devclass_get_softc(ata_devclass, i >> 1)) && 1754 scp->dev_softc[i & 1] && scp->mode[i & 1] < ATA_DMA) 1755 ata_change_mode(scp, (i & 1)?ATA_SLAVE:ATA_MASTER, ATA_DMA); 1756 } 1757 else if (strncmp(ptr, "---", 3)) 1758 break; 1759 ptr+=3; 1760 if (*ptr++ != ',' || 1761 ++i > (devclass_get_maxunit(ata_devclass) << 1)) 1762 break; 1763 } 1764 } 1765 return error; 1766} 1767SYSCTL_PROC(_hw, OID_AUTO, atamodes, CTLTYPE_STRING | CTLFLAG_RW, 1768 0, sizeof(ata_conf), sysctl_hw_ata, "A", ""); 1769 1770static void 1771ata_init(void) 1772{ 1773 /* register boot attach to be run when interrupts are enabled */ 1774 if (!(ata_delayed_attach = (struct intr_config_hook *) 1775 malloc(sizeof(struct intr_config_hook), 1776 M_TEMP, M_NOWAIT))) { 1777 printf("ata: malloc of delayed attach hook failed\n"); 1778 return; 1779 } 1780 bzero(ata_delayed_attach, sizeof(struct intr_config_hook)); 1781 1782 ata_delayed_attach->ich_func = (void*)ata_boot_attach; 1783 if (config_intrhook_establish(ata_delayed_attach) != 0) { 1784 printf("ata: config_intrhook_establish failed\n"); 1785 free(ata_delayed_attach, M_TEMP); 1786 } 1787} 1788SYSINIT(atadev, SI_SUB_DRIVERS, SI_ORDER_SECOND, ata_init, NULL)
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