agp_amd64.c revision 173203
118334Speter/*- 252284Sobrien * Copyright (c) 2004, 2005 Jung-uk Kim <jkim@FreeBSD.org> 318334Speter * All rights reserved. 418334Speter * 518334Speter * Redistribution and use in source and binary forms, with or without 618334Speter * modification, are permitted provided that the following conditions 718334Speter * are met: 818334Speter * 1. Redistributions of source code must retain the above copyright 918334Speter * notice, this list of conditions and the following disclaimer. 1018334Speter * 2. Redistributions in binary form must reproduce the above copyright 1118334Speter * notice, this list of conditions and the following disclaimer in the 1218334Speter * documentation and/or other materials provided with the distribution. 1318334Speter * 1418334Speter * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1518334Speter * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1618334Speter * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1718334Speter * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1818334Speter * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1918334Speter * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2018334Speter * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2118334Speter * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2218334Speter * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2318334Speter * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2418334Speter * SUCH DAMAGE. 2518334Speter */ 2618334Speter 2718334Speter#include <sys/cdefs.h> 2818334Speter__FBSDID("$FreeBSD: head/sys/dev/agp/agp_amd64.c 173203 2007-10-30 22:09:16Z jhb $"); 2918334Speter 3018334Speter#include "opt_bus.h" 3118334Speter 3218334Speter#include <sys/param.h> 3318334Speter#include <sys/systm.h> 3418334Speter#include <sys/malloc.h> 3518334Speter#include <sys/kernel.h> 3618334Speter#include <sys/module.h> 3718334Speter#include <sys/bus.h> 3818334Speter#include <sys/lock.h> 3918334Speter#include <sys/mutex.h> 4018334Speter#include <sys/proc.h> 4118334Speter 4218334Speter#include <dev/pci/pcivar.h> 4318334Speter#include <dev/pci/pcireg.h> 4418334Speter#include <pci/agppriv.h> 4518334Speter#include <pci/agpreg.h> 4618334Speter 4718334Speter#include <vm/vm.h> 4818334Speter#include <vm/vm_object.h> 4918334Speter#include <vm/pmap.h> 5050397Sobrien#include <machine/bus.h> 5118334Speter#include <machine/resource.h> 5218334Speter#include <sys/rman.h> 5318334Speter 5452284Sobrien/* XXX */ 5552284Sobrienextern void pci_cfgregwrite(int, int, int, int, uint32_t, int); 5652284Sobrienextern uint32_t pci_cfgregread(int, int, int, int, int); 5718334Speter 5818334Speterstatic void agp_amd64_apbase_fixup(device_t); 5918334Speter 6018334Speterstatic void agp_amd64_uli_init(device_t); 6118334Speterstatic int agp_amd64_uli_set_aperture(device_t, uint32_t); 6218334Speter 6352284Sobrienstatic int agp_amd64_nvidia_match(uint16_t); 6450397Sobrienstatic void agp_amd64_nvidia_init(device_t); 6552284Sobrienstatic int agp_amd64_nvidia_set_aperture(device_t, uint32_t); 6618334Speter 6718334Speterstatic int agp_amd64_via_match(void); 6818334Speterstatic void agp_amd64_via_init(device_t); 6918334Speterstatic int agp_amd64_via_set_aperture(device_t, uint32_t); 7018334Speter 7118334SpeterMALLOC_DECLARE(M_AGP); 7218334Speter 7318334Speter#define AMD64_MAX_MCTRL 8 7418334Speter 7518334Speterstruct agp_amd64_softc { 7618334Speter struct agp_softc agp; 7718334Speter uint32_t initial_aperture; 7818334Speter struct agp_gatt *gatt; 7918334Speter uint32_t apbase; 8018334Speter int mctrl[AMD64_MAX_MCTRL]; 8118334Speter int n_mctrl; 8218334Speter int via_agp; 8318334Speter}; 8418334Speter 8518334Speterstatic const char* 8618334Speteragp_amd64_match(device_t dev) 8718334Speter{ 8818334Speter if (pci_get_class(dev) != PCIC_BRIDGE || 8918334Speter pci_get_subclass(dev) != PCIS_BRIDGE_HOST || 9018334Speter agp_find_caps(dev) == 0) 9118334Speter return (NULL); 9218334Speter 9352284Sobrien switch (pci_get_devid(dev)) { 9418334Speter case 0x74541022: 9518334Speter return ("AMD 8151 AGP graphics tunnel"); 9618334Speter case 0x07551039: 9718334Speter return ("SiS 755 host to AGP bridge"); 9818334Speter case 0x07601039: 9918334Speter return ("SiS 760 host to AGP bridge"); 10018334Speter case 0x168910b9: 10118334Speter return ("ULi M1689 AGP Controller"); 10218334Speter case 0x00d110de: 10318334Speter if (agp_amd64_nvidia_match(0x00d2)) 10418334Speter return (NULL); 10518334Speter return ("NVIDIA nForce3 AGP Controller"); 10618334Speter case 0x00e110de: 10718334Speter if (agp_amd64_nvidia_match(0x00e2)) 10818334Speter return (NULL); 10918334Speter return ("NVIDIA nForce3-250 AGP Controller"); 11018334Speter case 0x02041106: 11118334Speter return ("VIA 8380 host to PCI bridge"); 11218334Speter case 0x02381106: 11318334Speter return ("VIA 3238 host to PCI bridge"); 11418334Speter case 0x02821106: 11518334Speter return ("VIA K8T800Pro host to PCI bridge"); 11618334Speter case 0x31881106: 11718334Speter return ("VIA 8385 host to PCI bridge"); 11818334Speter }; 11918334Speter 12018334Speter return (NULL); 12118334Speter} 12218334Speter 12318334Speterstatic int 12418334Speteragp_amd64_nvidia_match(uint16_t devid) 12518334Speter{ 12618334Speter /* XXX nForce3 requires secondary AGP bridge at 0:11:0. */ 12750397Sobrien if (pci_cfgregread(0, 11, 0, PCIR_CLASS, 1) != PCIC_BRIDGE || 12818334Speter pci_cfgregread(0, 11, 0, PCIR_SUBCLASS, 1) != PCIS_BRIDGE_PCI || 12918334Speter pci_cfgregread(0, 11, 0, PCIR_VENDOR, 2) != 0x10de || 13018334Speter pci_cfgregread(0, 11, 0, PCIR_DEVICE, 2) != devid) 13118334Speter return (ENXIO); 13218334Speter 13318334Speter return (0); 13418334Speter} 13518334Speter 13618334Speterstatic int 13718334Speteragp_amd64_via_match(void) 13818334Speter{ 13918334Speter /* XXX Some VIA bridge requires secondary AGP bridge at 0:1:0. */ 14018334Speter if (pci_cfgregread(0, 1, 0, PCIR_CLASS, 1) != PCIC_BRIDGE || 14118334Speter pci_cfgregread(0, 1, 0, PCIR_SUBCLASS, 1) != PCIS_BRIDGE_PCI || 14218334Speter pci_cfgregread(0, 1, 0, PCIR_VENDOR, 2) != 0x1106 || 14318334Speter pci_cfgregread(0, 1, 0, PCIR_DEVICE, 2) != 0xb188 || 14452284Sobrien (pci_cfgregread(0, 1, 0, AGP_VIA_AGPSEL, 1) & 2)) 14518334Speter return (0); 14618334Speter 14718334Speter return (1); 14818334Speter} 14918334Speter 15018334Speterstatic int 15118334Speteragp_amd64_probe(device_t dev) 15218334Speter{ 15318334Speter const char *desc; 15418334Speter 15518334Speter if (resource_disabled("agp", device_get_unit(dev))) 15618334Speter return (ENXIO); 15718334Speter if ((desc = agp_amd64_match(dev))) { 15818334Speter device_set_desc(dev, desc); 15918334Speter return (BUS_PROBE_DEFAULT); 16018334Speter } 16118334Speter 16218334Speter return (ENXIO); 16318334Speter} 16452284Sobrien 16518334Speterstatic int 16618334Speteragp_amd64_attach(device_t dev) 16718334Speter{ 16818334Speter struct agp_amd64_softc *sc = device_get_softc(dev); 16918334Speter struct agp_gatt *gatt; 17018334Speter int i, n, error; 17118334Speter 17218334Speter for (i = 0, n = 0; i < PCI_SLOTMAX && n < AMD64_MAX_MCTRL; i++) 17318334Speter if (pci_cfgregread(0, i, 3, 0, 4) == 0x11031022) { 17418334Speter sc->mctrl[n] = i; 17552284Sobrien n++; 17618334Speter } 17718334Speter 17818334Speter if (n == 0) 17918334Speter return (ENXIO); 18018334Speter 18118334Speter sc->n_mctrl = n; 18218334Speter 18318334Speter if (bootverbose) 18418334Speter device_printf(dev, "%d Miscellaneous Control unit(s) found.\n", 18552284Sobrien sc->n_mctrl); 18618334Speter 18718334Speter if ((error = agp_generic_attach(dev))) 18818334Speter return (error); 18918334Speter 19018334Speter sc->initial_aperture = AGP_GET_APERTURE(dev); 19118334Speter 19252284Sobrien for (;;) { 19318334Speter gatt = agp_alloc_gatt(dev); 19418334Speter if (gatt) 19552284Sobrien break; 19652284Sobrien 19752284Sobrien /* 19852284Sobrien * Probably contigmalloc failure. Try reducing the 19918334Speter * aperture so that the gatt size reduces. 20018334Speter */ 20118334Speter if (AGP_SET_APERTURE(dev, AGP_GET_APERTURE(dev) / 2)) { 20218334Speter agp_generic_detach(dev); 20318334Speter return (ENOMEM); 20418334Speter } 20518334Speter } 20618334Speter sc->gatt = gatt; 20718334Speter 20818334Speter switch (pci_get_vendor(dev)) { 20918334Speter case 0x10b9: /* ULi */ 21018334Speter agp_amd64_uli_init(dev); 21118334Speter if (agp_amd64_uli_set_aperture(dev, sc->initial_aperture)) 21218334Speter return (ENXIO); 21318334Speter break; 21418334Speter 21552284Sobrien case 0x10de: /* nVidia */ 21652284Sobrien agp_amd64_nvidia_init(dev); 21752284Sobrien if (agp_amd64_nvidia_set_aperture(dev, sc->initial_aperture)) 21852284Sobrien return (ENXIO); 21952284Sobrien break; 22052284Sobrien 22152284Sobrien case 0x1106: /* VIA */ 22252284Sobrien sc->via_agp = agp_amd64_via_match(); 22352284Sobrien if (sc->via_agp) { 22452284Sobrien agp_amd64_via_init(dev); 22552284Sobrien if (agp_amd64_via_set_aperture(dev, 22652284Sobrien sc->initial_aperture)) 22752284Sobrien return (ENXIO); 22852284Sobrien } 22952284Sobrien break; 23052284Sobrien } 23152284Sobrien 23252284Sobrien /* Install the gatt and enable aperture. */ 23352284Sobrien for (i = 0; i < sc->n_mctrl; i++) { 23452284Sobrien pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_ATTBASE, 23552284Sobrien (uint32_t)(gatt->ag_physical >> 8) & AGP_AMD64_ATTBASE_MASK, 23652284Sobrien 4); 23752284Sobrien pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 23852284Sobrien (pci_cfgregread(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 4) | 23952284Sobrien AGP_AMD64_APCTRL_GARTEN) & 24052284Sobrien ~(AGP_AMD64_APCTRL_DISGARTCPU | AGP_AMD64_APCTRL_DISGARTIO), 24152284Sobrien 4); 24252284Sobrien } 24352284Sobrien 24452284Sobrien agp_flush_cache(); 24552284Sobrien 24652284Sobrien return (0); 24718334Speter} 24818334Speter 24918334Speterstatic int 25018334Speteragp_amd64_detach(device_t dev) 25118334Speter{ 25218334Speter struct agp_amd64_softc *sc = device_get_softc(dev); 25318334Speter int i; 25418334Speter 25518334Speter agp_free_cdev(dev); 25618334Speter 25718334Speter for (i = 0; i < sc->n_mctrl; i++) 25818334Speter pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 25918334Speter pci_cfgregread(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 4) & 26018334Speter ~AGP_AMD64_APCTRL_GARTEN, 4); 26118334Speter 26218334Speter AGP_SET_APERTURE(dev, sc->initial_aperture); 26318334Speter agp_free_gatt(sc->gatt); 26418334Speter agp_free_res(dev); 26518334Speter 26618334Speter return (0); 26718334Speter} 26818334Speter 26918334Speterstatic uint32_t agp_amd64_table[] = { 27018334Speter 0x02000000, /* 32 MB */ 27118334Speter 0x04000000, /* 64 MB */ 27218334Speter 0x08000000, /* 128 MB */ 27318334Speter 0x10000000, /* 256 MB */ 27418334Speter 0x20000000, /* 512 MB */ 27518334Speter 0x40000000, /* 1024 MB */ 27618334Speter 0x80000000, /* 2048 MB */ 27718334Speter}; 27818334Speter 27918334Speter#define AGP_AMD64_TABLE_SIZE \ 28018334Speter (sizeof(agp_amd64_table) / sizeof(agp_amd64_table[0])) 28118334Speter 28218334Speterstatic uint32_t 28318334Speteragp_amd64_get_aperture(device_t dev) 28418334Speter{ 28518334Speter struct agp_amd64_softc *sc = device_get_softc(dev); 28618334Speter uint32_t i; 28718334Speter 28818334Speter i = (pci_cfgregread(0, sc->mctrl[0], 3, AGP_AMD64_APCTRL, 4) & 28918334Speter AGP_AMD64_APCTRL_SIZE_MASK) >> 1; 29018334Speter 29118334Speter if (i >= AGP_AMD64_TABLE_SIZE) 29218334Speter return (0); 29318334Speter 29418334Speter return (agp_amd64_table[i]); 29518334Speter} 29618334Speter 29718334Speterstatic int 29818334Speteragp_amd64_set_aperture(device_t dev, uint32_t aperture) 29918334Speter{ 30018334Speter struct agp_amd64_softc *sc = device_get_softc(dev); 30118334Speter uint32_t i; 30218334Speter int j; 30318334Speter 30418334Speter for (i = 0; i < AGP_AMD64_TABLE_SIZE; i++) 30518334Speter if (agp_amd64_table[i] == aperture) 30618334Speter break; 30718334Speter if (i >= AGP_AMD64_TABLE_SIZE) 30818334Speter return (EINVAL); 30918334Speter 31018334Speter for (j = 0; j < sc->n_mctrl; j++) 31118334Speter pci_cfgregwrite(0, sc->mctrl[j], 3, AGP_AMD64_APCTRL, 31218334Speter (pci_cfgregread(0, sc->mctrl[j], 3, AGP_AMD64_APCTRL, 4) & 31318334Speter ~(AGP_AMD64_APCTRL_SIZE_MASK)) | (i << 1), 4); 31418334Speter 31518334Speter switch (pci_get_vendor(dev)) { 31618334Speter case 0x10b9: /* ULi */ 31718334Speter return (agp_amd64_uli_set_aperture(dev, aperture)); 31818334Speter break; 31918334Speter 32018334Speter case 0x10de: /* nVidia */ 32118334Speter return (agp_amd64_nvidia_set_aperture(dev, aperture)); 32218334Speter break; 32318334Speter 32418334Speter case 0x1106: /* VIA */ 32518334Speter if (sc->via_agp) 32618334Speter return (agp_amd64_via_set_aperture(dev, aperture)); 32718334Speter break; 32852284Sobrien } 32918334Speter 33018334Speter return (0); 33118334Speter} 33218334Speter 33318334Speterstatic int 33418334Speteragp_amd64_bind_page(device_t dev, int offset, vm_offset_t physical) 33518334Speter{ 33650397Sobrien struct agp_amd64_softc *sc = device_get_softc(dev); 33718334Speter 33818334Speter if (offset < 0 || offset >= (sc->gatt->ag_entries << AGP_PAGE_SHIFT)) 33918334Speter return (EINVAL); 34018334Speter 34118334Speter sc->gatt->ag_virtual[offset >> AGP_PAGE_SHIFT] = 34218334Speter (physical & 0xfffff000) | ((physical >> 28) & 0x00000ff0) | 3; 34318334Speter 34452284Sobrien return (0); 34518334Speter} 34618334Speter 34718334Speterstatic int 34818334Speteragp_amd64_unbind_page(device_t dev, int offset) 34918334Speter{ 35018334Speter struct agp_amd64_softc *sc = device_get_softc(dev); 35118334Speter 35218334Speter if (offset < 0 || offset >= (sc->gatt->ag_entries << AGP_PAGE_SHIFT)) 35318334Speter return (EINVAL); 35418334Speter 35518334Speter sc->gatt->ag_virtual[offset >> AGP_PAGE_SHIFT] = 0; 35618334Speter 35718334Speter return (0); 35818334Speter} 35918334Speter 36018334Speterstatic void 36118334Speteragp_amd64_flush_tlb(device_t dev) 36218334Speter{ 36318334Speter struct agp_amd64_softc *sc = device_get_softc(dev); 36418334Speter int i; 36518334Speter 36618334Speter for (i = 0; i < sc->n_mctrl; i++) 36718334Speter pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_CACHECTRL, 36818334Speter pci_cfgregread(0, sc->mctrl[i], 3, AGP_AMD64_CACHECTRL, 4) | 36918334Speter AGP_AMD64_CACHECTRL_INVGART, 4); 37018334Speter} 37118334Speter 37218334Speterstatic void 37318334Speteragp_amd64_apbase_fixup(device_t dev) 37418334Speter{ 37518334Speter struct agp_amd64_softc *sc = device_get_softc(dev); 37618334Speter uint32_t apbase; 37718334Speter int i; 37818334Speter 37918334Speter sc->apbase = rman_get_start(sc->agp.as_aperture); 38018334Speter apbase = (sc->apbase >> 25) & AGP_AMD64_APBASE_MASK; 38118334Speter for (i = 0; i < sc->n_mctrl; i++) 38218334Speter pci_cfgregwrite(0, sc->mctrl[i], 3, 38318334Speter AGP_AMD64_APBASE, apbase, 4); 38418334Speter} 38518334Speter 38618334Speterstatic void 38718334Speteragp_amd64_uli_init(device_t dev) 38818334Speter{ 38950397Sobrien struct agp_amd64_softc *sc = device_get_softc(dev); 39018334Speter 39118334Speter agp_amd64_apbase_fixup(dev); 39218334Speter pci_write_config(dev, AGP_AMD64_ULI_APBASE, 39318334Speter (pci_read_config(dev, AGP_AMD64_ULI_APBASE, 4) & 0x0000000f) | 39418334Speter sc->apbase, 4); 39518334Speter pci_write_config(dev, AGP_AMD64_ULI_HTT_FEATURE, sc->apbase, 4); 39618334Speter} 39718334Speter 39818334Speterstatic int 39918334Speteragp_amd64_uli_set_aperture(device_t dev, uint32_t aperture) 40018334Speter{ 40118334Speter struct agp_amd64_softc *sc = device_get_softc(dev); 40218334Speter 40318334Speter switch (aperture) { 40418334Speter case 0x02000000: /* 32 MB */ 40518334Speter case 0x04000000: /* 64 MB */ 40618334Speter case 0x08000000: /* 128 MB */ 40718334Speter case 0x10000000: /* 256 MB */ 40818334Speter break; 40918334Speter default: 41018334Speter return (EINVAL); 41118334Speter } 41218334Speter 41318334Speter pci_write_config(dev, AGP_AMD64_ULI_ENU_SCR, 41418334Speter sc->apbase + aperture - 1, 4); 41518334Speter 41618334Speter return (0); 41718334Speter} 41818334Speter 41918334Speterstatic void 42018334Speteragp_amd64_nvidia_init(device_t dev) 42118334Speter{ 42218334Speter struct agp_amd64_softc *sc = device_get_softc(dev); 42318334Speter 42418334Speter agp_amd64_apbase_fixup(dev); 42518334Speter pci_write_config(dev, AGP_AMD64_NVIDIA_0_APBASE, 42618334Speter (pci_read_config(dev, AGP_AMD64_NVIDIA_0_APBASE, 4) & 0x0000000f) | 42718334Speter sc->apbase, 4); 42818334Speter pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APBASE1, sc->apbase, 4); 42918334Speter pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APBASE2, sc->apbase, 4); 43018334Speter} 43118334Speter 43218334Speterstatic int 43318334Speteragp_amd64_nvidia_set_aperture(device_t dev, uint32_t aperture) 43418334Speter{ 43518334Speter struct agp_amd64_softc *sc = device_get_softc(dev); 43618334Speter uint32_t apsize; 43718334Speter 43818334Speter switch (aperture) { 43918334Speter case 0x02000000: apsize = 0x0f; break; /* 32 MB */ 44018334Speter case 0x04000000: apsize = 0x0e; break; /* 64 MB */ 44118334Speter case 0x08000000: apsize = 0x0c; break; /* 128 MB */ 44218334Speter case 0x10000000: apsize = 0x08; break; /* 256 MB */ 44318334Speter case 0x20000000: apsize = 0x00; break; /* 512 MB */ 44418334Speter default: 44518334Speter return (EINVAL); 44618334Speter } 44718334Speter 44818334Speter pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APSIZE, 44918334Speter (pci_cfgregread(0, 11, 0, AGP_AMD64_NVIDIA_1_APSIZE, 4) & 45018334Speter 0xfffffff0) | apsize, 4); 45118334Speter pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APLIMIT1, 45252284Sobrien sc->apbase + aperture - 1, 4); 45318334Speter pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APLIMIT2, 45418334Speter sc->apbase + aperture - 1, 4); 45518334Speter 45618334Speter return (0); 45718334Speter} 45818334Speter 45918334Speterstatic void 46018334Speteragp_amd64_via_init(device_t dev) 46118334Speter{ 46218334Speter struct agp_amd64_softc *sc = device_get_softc(dev); 46318334Speter 46418334Speter agp_amd64_apbase_fixup(dev); 46518334Speter pci_cfgregwrite(0, 1, 0, AGP3_VIA_ATTBASE, sc->gatt->ag_physical, 4); 46618334Speter pci_cfgregwrite(0, 1, 0, AGP3_VIA_GARTCTRL, 46752284Sobrien pci_cfgregread(0, 1, 0, AGP3_VIA_ATTBASE, 4) | 0x180, 4); 46818334Speter} 46918334Speter 47018334Speterstatic int 47118334Speteragp_amd64_via_set_aperture(device_t dev, uint32_t aperture) 47218334Speter{ 47318334Speter uint32_t apsize; 47418334Speter 47518334Speter apsize = ((aperture - 1) >> 20) ^ 0xff; 47618334Speter if ((((apsize ^ 0xff) << 20) | ((1 << 20) - 1)) + 1 != aperture) 47718334Speter return (EINVAL); 47818334Speter pci_cfgregwrite(0, 1, 0, AGP3_VIA_APSIZE, apsize, 1); 47918334Speter 48018334Speter return (0); 48118334Speter} 48218334Speter 48318334Speterstatic device_method_t agp_amd64_methods[] = { 48418334Speter /* Device interface */ 48518334Speter DEVMETHOD(device_probe, agp_amd64_probe), 48618334Speter DEVMETHOD(device_attach, agp_amd64_attach), 48752284Sobrien DEVMETHOD(device_detach, agp_amd64_detach), 48852284Sobrien DEVMETHOD(device_shutdown, bus_generic_shutdown), 48952284Sobrien DEVMETHOD(device_suspend, bus_generic_suspend), 49052284Sobrien DEVMETHOD(device_resume, bus_generic_resume), 49152284Sobrien 49252284Sobrien /* AGP interface */ 49352284Sobrien DEVMETHOD(agp_get_aperture, agp_amd64_get_aperture), 49452284Sobrien DEVMETHOD(agp_set_aperture, agp_amd64_set_aperture), 49552284Sobrien DEVMETHOD(agp_bind_page, agp_amd64_bind_page), 49652284Sobrien DEVMETHOD(agp_unbind_page, agp_amd64_unbind_page), 49752284Sobrien DEVMETHOD(agp_flush_tlb, agp_amd64_flush_tlb), 49852284Sobrien DEVMETHOD(agp_enable, agp_generic_enable), 49952284Sobrien DEVMETHOD(agp_alloc_memory, agp_generic_alloc_memory), 50018334Speter DEVMETHOD(agp_free_memory, agp_generic_free_memory), 50118334Speter DEVMETHOD(agp_bind_memory, agp_generic_bind_memory), 50218334Speter DEVMETHOD(agp_unbind_memory, agp_generic_unbind_memory), 50318334Speter 50418334Speter { 0, 0 } 50518334Speter}; 50618334Speter 50718334Speterstatic driver_t agp_amd64_driver = { 50818334Speter "agp", 50918334Speter agp_amd64_methods, 51018334Speter sizeof(struct agp_amd64_softc), 51118334Speter}; 51218334Speter 51318334Speterstatic devclass_t agp_devclass; 51418334Speter 51518334SpeterDRIVER_MODULE(agp_amd64, hostb, agp_amd64_driver, agp_devclass, 0, 0); 51618334SpeterMODULE_DEPEND(agp_amd64, agp, 1, 1, 1); 51718334SpeterMODULE_DEPEND(agp_amd64, pci, 1, 1, 1); 51818334Speter