1/*- 2 * Copyright (c) 1999 Luoqi Chen. 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 --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> |
28__FBSDID("$FreeBSD: head/sys/dev/aic/aic_cbus.c 241591 2012-10-15 16:09:59Z jhb $"); |
29 30#include <sys/param.h> |
31#include <sys/callout.h> |
32#include <sys/kernel.h> |
33#include <sys/lock.h> |
34#include <sys/module.h> |
35#include <sys/mutex.h> |
36#include <sys/bus.h> 37 38#include <machine/bus.h> 39#include <machine/resource.h> 40#include <sys/rman.h> 41 42#include <isa/isavar.h> 43#include <dev/aic/aic6360reg.h> --- 46 unchanged lines hidden (view full) --- 90 bus_addr_t *bs_iat; 91 92 if ((isa_get_logicalid(dev) == 0xa180a3b8) || 93 (AIC_TYPE98(device_get_flags(dev)) == AIC98_NEC100)) 94 bs_iat = aicport_100; 95 else 96 bs_iat = aicport_generic; 97 |
98 sc->sc_port = sc->sc_irq = sc->sc_drq = NULL; |
99 100 rid = 0; 101 sc->sc_port = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, 102 bs_iat, AIC_ISA_PORTSIZE, RF_ACTIVE); 103 if (!sc->sc_port) { 104 device_printf(dev, "I/O port allocation failed\n"); 105 return (ENOMEM); 106 } 107 isa_load_resourcev(sc->sc_port, bs_iat, AIC_ISA_PORTSIZE); |
108 mtx_init(&sc->sc_aic.lock, "aic", NULL, MTX_DEF); |
109 110 if (isa_get_irq(dev) != -1) { 111 rid = 0; 112 sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 113 RF_ACTIVE); 114 if (!sc->sc_irq) { 115 device_printf(dev, "IRQ allocation failed\n"); 116 aic_isa_release_resources(dev); --- 8 unchanged lines hidden (view full) --- 125 if (!sc->sc_drq) { 126 device_printf(dev, "DRQ allocation failed\n"); 127 aic_isa_release_resources(dev); 128 return (ENOMEM); 129 } 130 } 131 132 sc->sc_aic.dev = dev; |
133 sc->sc_aic.res = sc->sc_port; |
134 return (0); 135} 136 137static void 138aic_isa_release_resources(device_t dev) 139{ 140 struct aic_isa_softc *sc = device_get_softc(dev); 141 142 if (sc->sc_port) 143 bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->sc_port); 144 if (sc->sc_irq) 145 bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq); 146 if (sc->sc_drq) 147 bus_release_resource(dev, SYS_RES_DRQ, 0, sc->sc_drq); |
148 sc->sc_port = sc->sc_irq = sc->sc_drq = NULL; 149 mtx_destroy(&sc->sc_aic.lock); |
150} 151 152static int 153aic_isa_probe(device_t dev) 154{ 155 struct aic_isa_softc *sc = device_get_softc(dev); 156 struct aic_softc *aic = &sc->sc_aic; 157 int numports, i; --- 12 unchanged lines hidden (view full) --- 170 numports = AIC_ISA_NUMPORTS; 171 } 172 173 for (i = 0; i < numports; i++) { 174 if (bus_set_resource(dev, SYS_RES_IOPORT, 0, ports[i], 1)) 175 continue; 176 if (aic_isa_alloc_resources(dev)) 177 continue; |
178 if (aic_probe(aic) == 0) |
179 break; |
180 aic_isa_release_resources(dev); 181 } 182 183 if (i == numports) 184 return (ENXIO); 185 186 porta = aic_inb(aic, PORTA); |
187 aic_isa_release_resources(dev); |
188 if (isa_get_irq(dev) == -1) 189 bus_set_resource(dev, SYS_RES_IRQ, 0, PORTA_IRQ(porta), 1); 190 if ((aic->flags & AIC_DMA_ENABLE) && isa_get_drq(dev) == -1) 191 bus_set_resource(dev, SYS_RES_DRQ, 0, PORTA_DRQ(porta), 1); 192 device_set_desc(dev, "Adaptec 6260/6360 SCSI controller"); 193 return (0); 194} 195 --- 12 unchanged lines hidden (view full) --- 208 209 error = aic_attach(aic); 210 if (error) { 211 device_printf(dev, "attach failed\n"); 212 aic_isa_release_resources(dev); 213 return (error); 214 } 215 |
216 error = bus_setup_intr(dev, sc->sc_irq, INTR_TYPE_CAM | INTR_ENTROPY | 217 INTR_MPSAFE, NULL, aic_intr, aic, &sc->sc_ih); |
218 if (error) { 219 device_printf(dev, "failed to register interrupt handler\n"); 220 aic_isa_release_resources(dev); 221 return (error); 222 } 223 return (0); 224} 225 --- 39 unchanged lines hidden --- |