| mps_pci.c (253460) | mps_pci.c (254263) |
|---|---|
| 1/*- 2 * Copyright (c) 2009 Yahoo! Inc. 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> | 1/*- 2 * Copyright (c) 2009 Yahoo! Inc. 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/mps/mps_pci.c 253460 2013-07-19 00:12:41Z scottl $"); | 28__FBSDID("$FreeBSD: head/sys/dev/mps/mps_pci.c 254263 2013-08-12 23:30:01Z scottl $"); |
| 29 30/* PCI/PCI-X/PCIe bus interface for the LSI MPT2 controllers */ 31 32/* TODO Move headers to mpsvar */ 33#include <sys/types.h> 34#include <sys/param.h> 35#include <sys/systm.h> 36#include <sys/kernel.h> --- 141 unchanged lines hidden (view full) --- 178 return (ENXIO); 179} 180 181static int 182mps_pci_attach(device_t dev) 183{ 184 struct mps_softc *sc; 185 struct mps_ident *m; | 29 30/* PCI/PCI-X/PCIe bus interface for the LSI MPT2 controllers */ 31 32/* TODO Move headers to mpsvar */ 33#include <sys/types.h> 34#include <sys/param.h> 35#include <sys/systm.h> 36#include <sys/kernel.h> --- 141 unchanged lines hidden (view full) --- 178 return (ENXIO); 179} 180 181static int 182mps_pci_attach(device_t dev) 183{ 184 struct mps_softc *sc; 185 struct mps_ident *m; |
| 186 uint16_t command; | |
| 187 int error; 188 189 sc = device_get_softc(dev); 190 bzero(sc, sizeof(*sc)); 191 sc->mps_dev = dev; 192 m = mps_find_ident(dev); 193 sc->mps_flags = m->flags; 194 195 /* Twiddle basic PCI config bits for a sanity check */ | 186 int error; 187 188 sc = device_get_softc(dev); 189 bzero(sc, sizeof(*sc)); 190 sc->mps_dev = dev; 191 m = mps_find_ident(dev); 192 sc->mps_flags = m->flags; 193 194 /* Twiddle basic PCI config bits for a sanity check */ |
| 196 command = pci_read_config(dev, PCIR_COMMAND, 2); 197 command |= PCIM_CMD_BUSMASTEREN; 198 pci_write_config(dev, PCIR_COMMAND, command, 2); 199 command = pci_read_config(dev, PCIR_COMMAND, 2); 200 if ((command & PCIM_CMD_BUSMASTEREN) == 0) { 201 mps_printf(sc, "Cannot enable PCI busmaster\n"); 202 return (ENXIO); 203 } 204 if ((command & PCIM_CMD_MEMEN) == 0) { 205 mps_printf(sc, "PCI memory window not available\n"); 206 return (ENXIO); 207 } | 195 pci_enable_busmaster(dev); |
| 208 209 /* Allocate the System Interface Register Set */ 210 sc->mps_regs_rid = PCIR_BAR(1); 211 if ((sc->mps_regs_resource = bus_alloc_resource_any(dev, 212 SYS_RES_MEMORY, &sc->mps_regs_rid, RF_ACTIVE)) == NULL) { 213 mps_printf(sc, "Cannot allocate PCI registers\n"); 214 return (ENXIO); 215 } --- 178 unchanged lines hidden --- | 196 197 /* Allocate the System Interface Register Set */ 198 sc->mps_regs_rid = PCIR_BAR(1); 199 if ((sc->mps_regs_resource = bus_alloc_resource_any(dev, 200 SYS_RES_MEMORY, &sc->mps_regs_rid, RF_ACTIVE)) == NULL) { 201 mps_printf(sc, "Cannot allocate PCI registers\n"); 202 return (ENXIO); 203 } --- 178 unchanged lines hidden --- |