1/* 2 * Product specific probe and attach routines for: 3 * Adaptec 154x. 4 * 5 * Derived from code written by: 6 * 7 * Copyright (c) 1998 Justin T. Gibbs 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions, and the following disclaimer, 15 * without modification, immediately at the beginning of the file. 16 * 2. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 *
| 1/* 2 * Product specific probe and attach routines for: 3 * Adaptec 154x. 4 * 5 * Derived from code written by: 6 * 7 * Copyright (c) 1998 Justin T. Gibbs 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions, and the following disclaimer, 15 * without modification, immediately at the beginning of the file. 16 * 2. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 *
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31 * $Id: aha_isa.c,v 1.3 1998/10/10 00:44:12 imp Exp $
| 31 * $Id: aha_isa.c,v 1.4 1998/10/12 18:53:33 imp Exp $
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32 */ 33 34#include <sys/param.h> 35#include <sys/systm.h> 36 37#include <machine/bus_pio.h> 38#include <machine/bus.h> 39 40#include <i386/isa/isa_device.h> 41#include <dev/aha/ahareg.h> 42 43#include <cam/scsi/scsi_all.h> 44 45static int aha_isa_probe __P((struct isa_device *dev)); 46static int aha_isa_attach __P((struct isa_device *dev)); 47static void aha_isa_intr __P((void *unit)); 48 49struct isa_driver ahadriver = 50{ 51 aha_isa_probe, 52 aha_isa_attach, 53 "aha" 54}; 55 56/* 57 * Check if the device can be found at the port given 58 * and if so, set it up ready for further work 59 * as an argument, takes the isa_device structure from 60 * autoconf.c 61 */ 62static int 63aha_isa_probe(dev) 64 struct isa_device *dev; 65{ 66 /* 67 * find unit and check we have that many defined 68 */ 69 struct aha_softc *aha; 70 int port_index;
| 32 */ 33 34#include <sys/param.h> 35#include <sys/systm.h> 36 37#include <machine/bus_pio.h> 38#include <machine/bus.h> 39 40#include <i386/isa/isa_device.h> 41#include <dev/aha/ahareg.h> 42 43#include <cam/scsi/scsi_all.h> 44 45static int aha_isa_probe __P((struct isa_device *dev)); 46static int aha_isa_attach __P((struct isa_device *dev)); 47static void aha_isa_intr __P((void *unit)); 48 49struct isa_driver ahadriver = 50{ 51 aha_isa_probe, 52 aha_isa_attach, 53 "aha" 54}; 55 56/* 57 * Check if the device can be found at the port given 58 * and if so, set it up ready for further work 59 * as an argument, takes the isa_device structure from 60 * autoconf.c 61 */ 62static int 63aha_isa_probe(dev) 64 struct isa_device *dev; 65{ 66 /* 67 * find unit and check we have that many defined 68 */ 69 struct aha_softc *aha; 70 int port_index;
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71 int max_port_index;
| 71 int max_port_index;
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72 73 /* 74 * We ignore the unit number assigned by config to allow 75 * consistant numbering between PCI/EISA/ISA devices. 76 * This is a total kludge until we have a configuration 77 * manager. 78 */ 79 dev->id_unit = aha_unit; 80 81 aha = NULL;
| 72 73 /* 74 * We ignore the unit number assigned by config to allow 75 * consistant numbering between PCI/EISA/ISA devices. 76 * This is a total kludge until we have a configuration 77 * manager. 78 */ 79 dev->id_unit = aha_unit; 80 81 aha = NULL;
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82 port_index = 0; 83 max_port_index = AHA_NUM_ISAPORTS - 1;
| 82
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84 /* 85 * Bound our board search if the user has 86 * specified an exact port. 87 */
| 83 /* 84 * Bound our board search if the user has 85 * specified an exact port. 86 */
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88 if (dev->id_iobase > 0) { 89 for (;port_index <= max_port_index; port_index++) 90 if (dev->id_iobase >= aha_isa_ports[port_index].addr) 91 break; 92 if ((port_index > max_port_index) 93 || (dev->id_iobase != aha_isa_ports[port_index].addr)) { 94 printf(" 95aha_isa_probe: Invalid baseport of 0x%x specified. 96aha_isa_probe: Nearest valid baseport is 0x%x. 97aha_isa_probe: Failing probe.\n", 98 dev->id_iobase, 99 (port_index <= max_port_index) 100 ? aha_isa_ports[port_index].addr 101 : aha_isa_ports[max_port_index].addr); 102 return 0; 103 } 104 max_port_index = port_index; 105 }
| 87 aha_find_probe_range(dev->id_iobase, &port_index, &max_port_index);
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106
| 88
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| 89 if (port_index < 0) 90 return 0; 91
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107 /* Attempt to find an adapter */ 108 for (;port_index <= max_port_index; port_index++) { 109 config_data_t config_data; 110 u_int ioport; 111 int error; 112
| 92 /* Attempt to find an adapter */ 93 for (;port_index <= max_port_index; port_index++) { 94 config_data_t config_data; 95 u_int ioport; 96 int error; 97
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113 ioport = aha_isa_ports[port_index].addr;
| 98 ioport = aha_iop_from_bio(port_index);
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114 115 /* 116 * Ensure this port has not already been claimed already 117 * by a PCI, EISA or ISA adapter. 118 */ 119 if (aha_check_probed_iop(ioport) != 0) 120 continue;
| 99 100 /* 101 * Ensure this port has not already been claimed already 102 * by a PCI, EISA or ISA adapter. 103 */ 104 if (aha_check_probed_iop(ioport) != 0) 105 continue;
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121 dev->id_iobase = aha_isa_ports[port_index].addr;
| 106 dev->id_iobase = ioport;
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122 if (haveseen_isadev(dev, CC_IOADDR | CC_QUIET)) 123 continue; 124 125 /* Allocate a softc for use during probing */ 126 aha = aha_alloc(dev->id_unit, I386_BUS_SPACE_IO, ioport); 127 128 if (aha == NULL) 129 break; 130 131 /* We're going to attempt to probe it now, so mark it probed */ 132 aha_mark_probed_bio(port_index); 133 134 /* See if there is really a card present */ 135 if (aha_probe(aha) || aha_fetch_adapter_info(aha)) { 136 aha_free(aha); 137 continue; 138 } 139 140 /* 141 * Determine our IRQ, and DMA settings and 142 * export them to the configuration system. 143 */
| 107 if (haveseen_isadev(dev, CC_IOADDR | CC_QUIET)) 108 continue; 109 110 /* Allocate a softc for use during probing */ 111 aha = aha_alloc(dev->id_unit, I386_BUS_SPACE_IO, ioport); 112 113 if (aha == NULL) 114 break; 115 116 /* We're going to attempt to probe it now, so mark it probed */ 117 aha_mark_probed_bio(port_index); 118 119 /* See if there is really a card present */ 120 if (aha_probe(aha) || aha_fetch_adapter_info(aha)) { 121 aha_free(aha); 122 continue; 123 } 124 125 /* 126 * Determine our IRQ, and DMA settings and 127 * export them to the configuration system. 128 */
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144 error = aha_cmd(aha, BOP_INQUIRE_CONFIG, NULL, /*parmlen*/0,
| 129 error = aha_cmd(aha, AOP_INQUIRE_CONFIG, NULL, /*parmlen*/0,
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145 (u_int8_t*)&config_data, sizeof(config_data), 146 DEFAULT_CMD_TIMEOUT); 147 if (error != 0) { 148 printf("aha_isa_probe: Could not determine IRQ or DMA " 149 "settings for adapter at 0x%x. Failing probe\n", 150 ioport); 151 aha_free(aha); 152 continue; 153 } 154 155 switch (config_data.dma_chan) { 156 case DMA_CHAN_5: 157 dev->id_drq = 5; 158 break; 159 case DMA_CHAN_6: 160 dev->id_drq = 6; 161 break; 162 case DMA_CHAN_7: 163 dev->id_drq = 7; 164 break; 165 default: 166 printf("aha_isa_probe: Invalid DMA setting " 167 "detected for adapter at 0x%x. " 168 "Failing probe\n", ioport);
| 130 (u_int8_t*)&config_data, sizeof(config_data), 131 DEFAULT_CMD_TIMEOUT); 132 if (error != 0) { 133 printf("aha_isa_probe: Could not determine IRQ or DMA " 134 "settings for adapter at 0x%x. Failing probe\n", 135 ioport); 136 aha_free(aha); 137 continue; 138 } 139 140 switch (config_data.dma_chan) { 141 case DMA_CHAN_5: 142 dev->id_drq = 5; 143 break; 144 case DMA_CHAN_6: 145 dev->id_drq = 6; 146 break; 147 case DMA_CHAN_7: 148 dev->id_drq = 7; 149 break; 150 default: 151 printf("aha_isa_probe: Invalid DMA setting " 152 "detected for adapter at 0x%x. " 153 "Failing probe\n", ioport);
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| 154 return (0);
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169 } 170 dev->id_irq = (config_data.irq << 9); 171 dev->id_intr = aha_isa_intr; 172 aha_unit++; 173 return (AHA_NREGS); 174 } 175 176 return (0); 177} 178 179/* 180 * Attach all the sub-devices we can find 181 */ 182static int 183aha_isa_attach(dev) 184 struct isa_device *dev; 185{ 186 struct aha_softc *aha; 187 bus_dma_filter_t *filter; 188 void *filter_arg; 189 bus_addr_t lowaddr; 190 191 aha = aha_softcs[dev->id_unit]; 192 if (dev->id_drq != -1) 193 isa_dmacascade(dev->id_drq); 194 195 /* Allocate our parent dmatag */ 196 filter = NULL; 197 filter_arg = NULL; 198 lowaddr = BUS_SPACE_MAXADDR_24BIT; 199 200 if (bus_dma_tag_create(/*parent*/NULL, /*alignemnt*/0, /*boundary*/0, 201 lowaddr, /*highaddr*/BUS_SPACE_MAXADDR, 202 filter, filter_arg, 203 /*maxsize*/BUS_SPACE_MAXSIZE_24BIT, 204 /*nsegments*/BUS_SPACE_UNRESTRICTED, 205 /*maxsegsz*/BUS_SPACE_MAXSIZE_24BIT, 206 /*flags*/0, &aha->parent_dmat) != 0) { 207 aha_free(aha); 208 return (-1); 209 } 210 211 if (aha_init(aha)) { 212 printf("aha init failed\n"); 213 aha_free(aha); 214 return (-1); 215 } 216 217 return (aha_attach(aha)); 218} 219 220/* 221 * Handle an ISA interrupt. 222 * XXX should go away as soon as ISA interrupt handlers 223 * take a (void *) arg. 224 */ 225static void 226aha_isa_intr(void *unit) 227{ 228 struct aha_softc* arg = aha_softcs[(int)unit]; 229 aha_intr((void *)arg); 230}
| 155 } 156 dev->id_irq = (config_data.irq << 9); 157 dev->id_intr = aha_isa_intr; 158 aha_unit++; 159 return (AHA_NREGS); 160 } 161 162 return (0); 163} 164 165/* 166 * Attach all the sub-devices we can find 167 */ 168static int 169aha_isa_attach(dev) 170 struct isa_device *dev; 171{ 172 struct aha_softc *aha; 173 bus_dma_filter_t *filter; 174 void *filter_arg; 175 bus_addr_t lowaddr; 176 177 aha = aha_softcs[dev->id_unit]; 178 if (dev->id_drq != -1) 179 isa_dmacascade(dev->id_drq); 180 181 /* Allocate our parent dmatag */ 182 filter = NULL; 183 filter_arg = NULL; 184 lowaddr = BUS_SPACE_MAXADDR_24BIT; 185 186 if (bus_dma_tag_create(/*parent*/NULL, /*alignemnt*/0, /*boundary*/0, 187 lowaddr, /*highaddr*/BUS_SPACE_MAXADDR, 188 filter, filter_arg, 189 /*maxsize*/BUS_SPACE_MAXSIZE_24BIT, 190 /*nsegments*/BUS_SPACE_UNRESTRICTED, 191 /*maxsegsz*/BUS_SPACE_MAXSIZE_24BIT, 192 /*flags*/0, &aha->parent_dmat) != 0) { 193 aha_free(aha); 194 return (-1); 195 } 196 197 if (aha_init(aha)) { 198 printf("aha init failed\n"); 199 aha_free(aha); 200 return (-1); 201 } 202 203 return (aha_attach(aha)); 204} 205 206/* 207 * Handle an ISA interrupt. 208 * XXX should go away as soon as ISA interrupt handlers 209 * take a (void *) arg. 210 */ 211static void 212aha_isa_intr(void *unit) 213{ 214 struct aha_softc* arg = aha_softcs[(int)unit]; 215 aha_intr((void *)arg); 216}
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