| amr_pci.c (239939) | amr_pci.c (254263) |
|---|---|
| 1/*- 2 * Copyright (c) 1999,2000 Michael Smith 3 * Copyright (c) 2000 BSDi 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 41 unchanged lines hidden (view full) --- 50 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 51 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 52 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 53 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 54 * SUCH DAMAGE. 55 */ 56 57#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 1999,2000 Michael Smith 3 * Copyright (c) 2000 BSDi 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 41 unchanged lines hidden (view full) --- 50 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 51 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 52 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 53 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 54 * SUCH DAMAGE. 55 */ 56 57#include <sys/cdefs.h> |
| 58__FBSDID("$FreeBSD: head/sys/dev/amr/amr_pci.c 239939 2012-08-31 09:42:46Z scottl $"); | 58__FBSDID("$FreeBSD: head/sys/dev/amr/amr_pci.c 254263 2013-08-12 23:30:01Z scottl $"); |
| 59 60#include <sys/param.h> 61#include <sys/systm.h> 62#include <sys/kernel.h> 63#include <sys/module.h> 64#include <sys/sysctl.h> 65 66#include <sys/bio.h> --- 112 unchanged lines hidden (view full) --- 179} 180 181static int 182amr_pci_attach(device_t dev) 183{ 184 struct amr_softc *sc; 185 struct amr_ident *id; 186 int rid, rtype, error; | 59 60#include <sys/param.h> 61#include <sys/systm.h> 62#include <sys/kernel.h> 63#include <sys/module.h> 64#include <sys/sysctl.h> 65 66#include <sys/bio.h> --- 112 unchanged lines hidden (view full) --- 179} 180 181static int 182amr_pci_attach(device_t dev) 183{ 184 struct amr_softc *sc; 185 struct amr_ident *id; 186 int rid, rtype, error; |
| 187 u_int32_t command; | |
| 188 189 debug_called(1); 190 191 /* 192 * Initialise softc. 193 */ 194 sc = device_get_softc(dev); 195 bzero(sc, sizeof(*sc)); 196 sc->amr_dev = dev; 197 198 /* assume failure is 'not configured' */ 199 error = ENXIO; 200 201 /* 202 * Determine board type. 203 */ 204 if ((id = amr_find_ident(dev)) == NULL) 205 return (ENXIO); 206 | 187 188 debug_called(1); 189 190 /* 191 * Initialise softc. 192 */ 193 sc = device_get_softc(dev); 194 bzero(sc, sizeof(*sc)); 195 sc->amr_dev = dev; 196 197 /* assume failure is 'not configured' */ 198 error = ENXIO; 199 200 /* 201 * Determine board type. 202 */ 203 if ((id = amr_find_ident(dev)) == NULL) 204 return (ENXIO); 205 |
| 207 command = pci_read_config(dev, PCIR_COMMAND, 1); | |
| 208 if (id->flags & AMR_ID_QUARTZ) { | 206 if (id->flags & AMR_ID_QUARTZ) { |
| 209 /* 210 * Make sure we are going to be able to talk to this board. 211 */ 212 if ((command & PCIM_CMD_MEMEN) == 0) { 213 device_printf(dev, "memory window not available\n"); 214 return (ENXIO); 215 } | |
| 216 sc->amr_type |= AMR_TYPE_QUARTZ; | 207 sc->amr_type |= AMR_TYPE_QUARTZ; |
| 217 } else { 218 /* 219 * Make sure we are going to be able to talk to this board. 220 */ 221 if ((command & PCIM_CMD_PORTEN) == 0) { 222 device_printf(dev, "I/O window not available\n"); 223 return (ENXIO); 224 } | |
| 225 } 226 227 if ((amr_force_sg32 == 0) && (id->flags & AMR_ID_DO_SG64) && 228 (sizeof(vm_paddr_t) > 4)) { 229 device_printf(dev, "Using 64-bit DMA\n"); 230 sc->amr_type |= AMR_TYPE_SG64; 231 } 232 233 /* force the busmaster enable bit on */ | 208 } 209 210 if ((amr_force_sg32 == 0) && (id->flags & AMR_ID_DO_SG64) && 211 (sizeof(vm_paddr_t) > 4)) { 212 device_printf(dev, "Using 64-bit DMA\n"); 213 sc->amr_type |= AMR_TYPE_SG64; 214 } 215 216 /* force the busmaster enable bit on */ |
| 234 if (!(command & PCIM_CMD_BUSMASTEREN)) { 235 device_printf(dev, "busmaster bit not set, enabling\n"); 236 command |= PCIM_CMD_BUSMASTEREN; 237 pci_write_config(dev, PCIR_COMMAND, command, 2); 238 } | 217 pci_enable_busmaster(dev); |
| 239 240 /* 241 * Allocate the PCI register window. 242 */ 243 rid = PCIR_BAR(0); 244 rtype = AMR_IS_QUARTZ(sc) ? SYS_RES_MEMORY : SYS_RES_IOPORT; 245 sc->amr_reg = bus_alloc_resource_any(dev, rtype, &rid, RF_ACTIVE); 246 if (sc->amr_reg == NULL) { --- 471 unchanged lines hidden --- | 218 219 /* 220 * Allocate the PCI register window. 221 */ 222 rid = PCIR_BAR(0); 223 rtype = AMR_IS_QUARTZ(sc) ? SYS_RES_MEMORY : SYS_RES_IOPORT; 224 sc->amr_reg = bus_alloc_resource_any(dev, rtype, &rid, RF_ACTIVE); 225 if (sc->amr_reg == NULL) { --- 471 unchanged lines hidden --- |