| agp_via.c (142398) | agp_via.c (147606) |
|---|---|
| 1/*- 2 * Copyright (c) 2000 Doug Rabson 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) 2000 Doug Rabson 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/agp/agp_via.c 142398 2005-02-24 21:32:56Z imp $"); | 28__FBSDID("$FreeBSD: head/sys/dev/agp/agp_via.c 147606 2005-06-26 04:01:11Z anholt $"); |
| 29 30#include "opt_bus.h" 31 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/malloc.h> 35#include <sys/kernel.h> 36#include <sys/module.h> --- 169 unchanged lines hidden (view full) --- 206 */ 207 if (AGP_SET_APERTURE(dev, AGP_GET_APERTURE(dev) / 2)) { 208 agp_generic_detach(dev); 209 return ENOMEM; 210 } 211 } 212 sc->gatt = gatt; 213 | 29 30#include "opt_bus.h" 31 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/malloc.h> 35#include <sys/kernel.h> 36#include <sys/module.h> --- 169 unchanged lines hidden (view full) --- 206 */ 207 if (AGP_SET_APERTURE(dev, AGP_GET_APERTURE(dev) / 2)) { 208 agp_generic_detach(dev); 209 return ENOMEM; 210 } 211 } 212 sc->gatt = gatt; 213 |
| 214 /* Install the gatt. */ 215 pci_write_config(dev, sc->regs[REG_ATTBASE], gatt->ag_physical | 3, 4); 216 217 /* Enable the aperture. */ 218 pci_write_config(dev, sc->regs[REG_GARTCTRL], 0x0f, 4); | 214 if (sc->regs == via_v2_regs) { 215 /* Install the gatt. */ 216 pci_write_config(dev, sc->regs[REG_ATTBASE], gatt->ag_physical | 3, 4); 217 218 /* Enable the aperture. */ 219 pci_write_config(dev, sc->regs[REG_GARTCTRL], 0x0f, 4); 220 } else { 221 u_int32_t gartctrl; |
| 219 | 222 |
| 223 /* Install the gatt. */ 224 pci_write_config(dev, sc->regs[REG_ATTBASE], gatt->ag_physical, 4); 225 226 /* Enable the aperture. */ 227 gartctrl = pci_read_config(dev, sc->regs[REG_ATTBASE], 4); 228 pci_write_config(dev, sc->regs[REG_GARTCTRL], gartctrl | (3 << 7), 4); 229 } 230 |
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| 220 return 0; 221} 222 223static int 224agp_via_detach(device_t dev) 225{ 226 struct agp_via_softc *sc = device_get_softc(dev); 227 int error; --- 73 unchanged lines hidden (view full) --- 301 sc->gatt->ag_virtual[offset >> AGP_PAGE_SHIFT] = 0; 302 return 0; 303} 304 305static void 306agp_via_flush_tlb(device_t dev) 307{ 308 struct agp_via_softc *sc = device_get_softc(dev); | 231 return 0; 232} 233 234static int 235agp_via_detach(device_t dev) 236{ 237 struct agp_via_softc *sc = device_get_softc(dev); 238 int error; --- 73 unchanged lines hidden (view full) --- 312 sc->gatt->ag_virtual[offset >> AGP_PAGE_SHIFT] = 0; 313 return 0; 314} 315 316static void 317agp_via_flush_tlb(device_t dev) 318{ 319 struct agp_via_softc *sc = device_get_softc(dev); |
| 320 u_int32_t gartctrl; |
|
| 309 | 321 |
| 310 pci_write_config(dev, sc->regs[REG_GARTCTRL], 0x8f, 4); 311 pci_write_config(dev, sc->regs[REG_GARTCTRL], 0x0f, 4); | 322 if (sc->regs == via_v2_regs) { 323 pci_write_config(dev, sc->regs[REG_GARTCTRL], 0x8f, 4); 324 pci_write_config(dev, sc->regs[REG_GARTCTRL], 0x0f, 4); 325 } else { 326 gartctrl = pci_read_config(dev, sc->regs[REG_GARTCTRL], 4); 327 pci_write_config(dev, sc->regs[REG_GARTCTRL], gartctrl & 328 ~(1 << 7), 4); 329 pci_write_config(dev, sc->regs[REG_GARTCTRL], gartctrl, 4); 330 } 331 |
| 312} 313 314static device_method_t agp_via_methods[] = { 315 /* Device interface */ 316 DEVMETHOD(device_probe, agp_via_probe), 317 DEVMETHOD(device_attach, agp_via_attach), 318 DEVMETHOD(device_detach, agp_via_detach), 319 DEVMETHOD(device_shutdown, bus_generic_shutdown), --- 29 unchanged lines hidden --- | 332} 333 334static device_method_t agp_via_methods[] = { 335 /* Device interface */ 336 DEVMETHOD(device_probe, agp_via_probe), 337 DEVMETHOD(device_attach, agp_via_attach), 338 DEVMETHOD(device_detach, agp_via_detach), 339 DEVMETHOD(device_shutdown, bus_generic_shutdown), --- 29 unchanged lines hidden --- |