1/*- 2 * Product specific probe and attach routines for: 3 * Buslogic BT74x SCSI controllers 4 * 5 * Copyright (c) 1995, 1998, 1999 Justin T. Gibbs 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice immediately at the beginning of the file, without modification, 13 * this list of conditions, and the following disclaimer. 14 * 2. 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 AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 */ 30 31#include <sys/cdefs.h> 32__FBSDID("$FreeBSD$"); 33 34#include <sys/param.h> 35#include <sys/systm.h> 36#include <sys/kernel.h> 37#include <sys/module.h> 38#include <sys/lock.h> 39#include <sys/mutex.h> 40#include <sys/bus.h> 41 42#include <machine/bus.h> 43#include <machine/resource.h> 44#include <sys/rman.h> 45 46#include <dev/eisa/eisaconf.h> 47 48#include <dev/buslogic/btreg.h> 49 50#define EISA_DEVICE_ID_BUSLOGIC_74X_B 0x0ab34201 51#define EISA_DEVICE_ID_BUSLOGIC_74X_C 0x0ab34202 52#define EISA_DEVICE_ID_SDC3222B 0x0ab34281 53#define EISA_DEVICE_ID_SDC3222F 0x0ab34781 54#define EISA_DEVICE_ID_SDC3222WS 0x0ab34981 55#define EISA_DEVICE_ID_SDC3222WB 0x0ab34982 56#define EISA_DEVICE_ID_AMI_4801 0x05a94801 57 58#define BT_IOSIZE 0x04 /* Move to central header */ 59#define BT_EISA_IOSIZE 0x100 60#define BT_EISA_SLOT_OFFSET 0xc00 61 62#define EISA_IOCONF 0x08C 63#define PORTADDR 0x07 64#define PORT_330 0x00 65#define PORT_334 0x01 66#define PORT_230 0x02 67#define PORT_234 0x03 68#define PORT_130 0x04 69#define PORT_134 0x05 70#define IRQ_CHANNEL 0xe0 71#define INT_11 0x40 72#define INT_10 0x20 73#define INT_15 0xa0 74#define INT_12 0x60 75#define INT_14 0x80 76#define INT_9 0x00 77 78#define EISA_IRQ_TYPE 0x08D 79#define LEVEL 0x40 80 81/* Definitions for the AMI Series 48 controller */ 82#define AMI_EISA_IOSIZE 0x500 /* Two separate ranges?? */ 83#define AMI_EISA_SLOT_OFFSET 0x800 84#define AMI_EISA_IOCONF 0x000 85#define AMI_DMA_CHANNEL 0x03 86#define AMI_IRQ_CHANNEL 0x1c 87#define AMI_INT_15 0x14 88#define AMI_INT_14 0x10 89#define AMI_INT_12 0x0c 90#define AMI_INT_11 0x00 91#define AMI_INT_10 0x08 92#define AMI_INT_9 0x04 93#define AMI_BIOS_ADDR 0xe0 94 95#define AMI_EISA_IOCONF1 0x001 96#define AMI_PORTADDR 0x0e 97#define AMI_PORT_334 0x08 98#define AMI_PORT_330 0x00 99#define AMI_PORT_234 0x0c 100#define AMI_PORT_230 0x04 101#define AMI_PORT_134 0x0a 102#define AMI_PORT_130 0x02 103#define AMI_IRQ_LEVEL 0x01 104 105 106#define AMI_MISC2_OPTIONS 0x49E 107#define AMI_ENABLE_ISA_DMA 0x08 108 109static const char *bt_match(eisa_id_t type); 110 111static int 112bt_eisa_alloc_resources(device_t dev) 113{ 114 struct bt_softc *bt = device_get_softc(dev); 115 int rid; 116 struct resource *port; 117 struct resource *irq; 118 int shared; 119 120 /* 121 * XXX assumes that the iospace ranges are sorted in increasing 122 * order. 123 */ 124 rid = 0; 125 port = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE); 126 if (!port) 127 return (ENOMEM); 128 129 bt_init_softc(dev, port, 0, 0); 130 131 if (eisa_get_irq(dev) != -1) { 132 shared = bt->level_trigger_ints ? RF_SHAREABLE : 0; 133 rid = 0; 134 irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 135 shared | RF_ACTIVE); 136 if (!irq) { 137 if (port) 138 bus_release_resource(dev, SYS_RES_IOPORT, 139 0, port); 140 return (ENOMEM); 141 } 142 } else 143 irq = NULL; 144 bt->irq = irq; 145 146 return (0); 147} 148 149static void 150bt_eisa_release_resources(device_t dev) 151{ 152 struct bt_softc *bt = device_get_softc(dev); 153 154 if (bt->port) 155 bus_release_resource(dev, SYS_RES_IOPORT, 0, bt->port); 156 if (bt->irq) 157 bus_release_resource(dev, SYS_RES_IRQ, 0, bt->irq); 158 bt_free_softc(dev); 159} 160 161static const char* 162bt_match(eisa_id_t type) 163{ 164 switch(type) { 165 case EISA_DEVICE_ID_BUSLOGIC_74X_B: 166 return ("Buslogic 74xB SCSI host adapter"); 167 case EISA_DEVICE_ID_BUSLOGIC_74X_C: 168 return ("Buslogic 74xC SCSI host adapter"); 169 case EISA_DEVICE_ID_SDC3222B: 170 return ("Storage Dimensions SDC3222B SCSI host adapter"); 171 case EISA_DEVICE_ID_SDC3222F: 172 return ("Storage Dimensions SDC3222F SCSI host adapter"); 173 case EISA_DEVICE_ID_SDC3222WS: 174 return ("Storage Dimensions SDC3222WS SCSI host adapter"); 175 case EISA_DEVICE_ID_SDC3222WB: 176 return ("Storage Dimensions SDC3222WB SCSI host adapter"); 177 case EISA_DEVICE_ID_AMI_4801: 178 return ("AMI Series 48 SCSI host adapter"); 179 default: 180 break; 181 } 182 return (NULL); 183} 184 185static int 186bt_eisa_probe(device_t dev) 187{ 188 const char *desc; 189 u_long iobase; 190 struct bt_probe_info info; 191 u_long port; 192 u_long iosize; 193 u_int ioconf; 194 int result; 195 int shared; 196 197 desc = bt_match(eisa_get_id(dev)); 198 if (!desc) 199 return (ENXIO); 200 device_set_desc(dev, desc); 201 202 iobase = (eisa_get_slot(dev) * EISA_SLOT_SIZE); 203 if (eisa_get_id(dev) == EISA_DEVICE_ID_AMI_4801) { 204 u_int ioconf1; 205 206 iobase += AMI_EISA_SLOT_OFFSET; 207 iosize = AMI_EISA_IOSIZE; 208 ioconf1 = inb(iobase + AMI_EISA_IOCONF1); 209 /* Determine "ISA" I/O port */ 210 switch (ioconf1 & AMI_PORTADDR) { 211 case AMI_PORT_330: 212 port = 0x330; 213 break; 214 case AMI_PORT_334: 215 port = 0x334; 216 break; 217 case AMI_PORT_230: 218 port = 0x230; 219 break; 220 case AMI_PORT_234: 221 port = 0x234; 222 break; 223 case AMI_PORT_134: 224 port = 0x134; 225 break; 226 case AMI_PORT_130: 227 port = 0x130; 228 break; 229 default: 230 /* Disabled */ 231 printf("bt: AMI EISA Adapter at " 232 "slot %d has a disabled I/O " 233 "port. Cannot attach.\n", 234 eisa_get_slot(dev)); 235 return (ENXIO); 236 } 237 shared = (inb(iobase + AMI_EISA_IOCONF1) & AMI_IRQ_LEVEL) ? 238 EISA_TRIGGER_LEVEL : EISA_TRIGGER_EDGE; 239 } else { 240 iobase += BT_EISA_SLOT_OFFSET; 241 iosize = BT_EISA_IOSIZE; 242 243 ioconf = inb(iobase + EISA_IOCONF); 244 /* Determine "ISA" I/O port */ 245 switch (ioconf & PORTADDR) { 246 case PORT_330: 247 port = 0x330; 248 break; 249 case PORT_334: 250 port = 0x334; 251 break; 252 case PORT_230: 253 port = 0x230; 254 break; 255 case PORT_234: 256 port = 0x234; 257 break; 258 case PORT_130: 259 port = 0x130; 260 break; 261 case PORT_134: 262 port = 0x134; 263 break; 264 default: 265 /* Disabled */ 266 printf("bt: Buslogic EISA Adapter at " 267 "slot %d has a disabled I/O " 268 "port. Cannot attach.\n", 269 eisa_get_slot(dev)); 270 return (ENXIO); 271 } 272 shared = (inb(iobase + EISA_IRQ_TYPE) & LEVEL) ? 273 EISA_TRIGGER_LEVEL : EISA_TRIGGER_EDGE; 274 } 275 bt_mark_probed_iop(port); 276 277 /* Tell parent where our resources are going to be */ 278 eisa_add_iospace(dev, iobase, iosize, RESVADDR_NONE); 279 eisa_add_iospace(dev, port, BT_IOSIZE, RESVADDR_NONE); 280 281 /* And allocate them */ 282 bt_eisa_alloc_resources(dev); 283 284 if (bt_port_probe(dev, &info) != 0) { 285 printf("bt_eisa_probe: Probe failed for " 286 "card at slot 0x%x\n", eisa_get_slot(dev)); 287 result = ENXIO; 288 } else { 289 eisa_add_intr(dev, info.irq, shared); 290 result = BUS_PROBE_DEFAULT; 291 } 292 bt_eisa_release_resources(dev); 293 294 return (result); 295} 296 297static int 298bt_eisa_attach(device_t dev) 299{ 300 struct bt_softc *bt = device_get_softc(dev); 301 302 /* Allocate resources */ 303 bt_eisa_alloc_resources(dev); 304 305 /* Allocate a dmatag for our SCB DMA maps */ 306 /* XXX Should be a child of the PCI bus dma tag */ 307 if (bus_dma_tag_create( /* parent */ NULL, 308 /* alignment */ 1, 309 /* boundary */ 0, 310 /* lowaddr */ BUS_SPACE_MAXADDR_32BIT, 311 /* highaddr */ BUS_SPACE_MAXADDR, 312 /* filter */ NULL, 313 /* filterarg */ NULL, 314 /* maxsize */ BUS_SPACE_MAXSIZE_32BIT, 315 /* nsegments */ ~0, 316 /* maxsegsz */ BUS_SPACE_MAXSIZE_32BIT, 317 /* flags */ 0, 318 /* lockfunc */ NULL, 319 /* lockarg, */ NULL, 320 &bt->parent_dmat) != 0) { 321 bt_eisa_release_resources(dev); 322 return (ENOMEM); 323 } 324 325 /* 326 * Now that we know we own the resources we need, do the full 327 * card initialization. 328 */ 329 if (bt_probe(dev) || bt_fetch_adapter_info(dev) || bt_init(dev)) { 330 bt_eisa_release_resources(dev); 331 return (ENXIO); 332 } 333 334 /* Attach sub-devices - always succeeds (sets up intr) */ 335 bt_attach(dev); 336 337 return 0; 338} 339 340static device_method_t bt_eisa_methods[] = { 341 /* Device interface */ 342 DEVMETHOD(device_probe, bt_eisa_probe), 343 DEVMETHOD(device_attach, bt_eisa_attach), 344 345 { 0, 0 } 346}; 347 348static driver_t bt_eisa_driver = { 349 "bt", 350 bt_eisa_methods, 351 sizeof(struct bt_softc), 352}; 353 354static devclass_t bt_devclass; 355 356DRIVER_MODULE(bt, eisa, bt_eisa_driver, bt_devclass, 0, 0); 357MODULE_DEPEND(bt, eisa, 1, 1, 1); 358