1/*- 2 * Copyright (c) 2004, 2005 Jung-uk Kim <jkim@FreeBSD.org> 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 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 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) 2004, 2005 Jung-uk Kim <jkim@FreeBSD.org> 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 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 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>
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28__FBSDID("$FreeBSD: head/sys/dev/agp/agp_amd64.c 150645 2005-09-27 20:57:50Z jkim $");
| 28__FBSDID("$FreeBSD: head/sys/dev/agp/agp_amd64.c 152435 2005-11-14 21:54:20Z jkim $");
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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> 37#include <sys/bus.h> 38#include <sys/lock.h> 39#include <sys/mutex.h> 40#include <sys/proc.h> 41 42#include <dev/pci/pcivar.h> 43#include <dev/pci/pcireg.h> 44#include <pci/agppriv.h> 45#include <pci/agpreg.h> 46 47#include <vm/vm.h> 48#include <vm/vm_object.h> 49#include <vm/pmap.h> 50#include <machine/bus.h> 51#include <machine/resource.h> 52#include <sys/rman.h> 53 54/* XXX */ 55extern void pci_cfgregwrite(int, int, int, int, uint32_t, int); 56extern uint32_t pci_cfgregread(int, int, int, int, int); 57 58static void agp_amd64_apbase_fixup(device_t); 59 60static void agp_amd64_uli_init(device_t); 61static int agp_amd64_uli_set_aperture(device_t, uint32_t); 62 63static int agp_amd64_nvidia_match(uint16_t); 64static void agp_amd64_nvidia_init(device_t); 65static int agp_amd64_nvidia_set_aperture(device_t, uint32_t); 66
| 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> 37#include <sys/bus.h> 38#include <sys/lock.h> 39#include <sys/mutex.h> 40#include <sys/proc.h> 41 42#include <dev/pci/pcivar.h> 43#include <dev/pci/pcireg.h> 44#include <pci/agppriv.h> 45#include <pci/agpreg.h> 46 47#include <vm/vm.h> 48#include <vm/vm_object.h> 49#include <vm/pmap.h> 50#include <machine/bus.h> 51#include <machine/resource.h> 52#include <sys/rman.h> 53 54/* XXX */ 55extern void pci_cfgregwrite(int, int, int, int, uint32_t, int); 56extern uint32_t pci_cfgregread(int, int, int, int, int); 57 58static void agp_amd64_apbase_fixup(device_t); 59 60static void agp_amd64_uli_init(device_t); 61static int agp_amd64_uli_set_aperture(device_t, uint32_t); 62 63static int agp_amd64_nvidia_match(uint16_t); 64static void agp_amd64_nvidia_init(device_t); 65static int agp_amd64_nvidia_set_aperture(device_t, uint32_t); 66
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| 67static int agp_amd64_via_match(void); 68static void agp_amd64_via_init(device_t); 69static int agp_amd64_via_set_aperture(device_t, uint32_t); 70
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67MALLOC_DECLARE(M_AGP); 68 69#define AMD64_MAX_MCTRL 8 70 71struct agp_amd64_softc { 72 struct agp_softc agp; 73 uint32_t initial_aperture; 74 struct agp_gatt *gatt; 75 uint32_t apbase; 76 int mctrl[AMD64_MAX_MCTRL]; 77 int n_mctrl;
| 71MALLOC_DECLARE(M_AGP); 72 73#define AMD64_MAX_MCTRL 8 74 75struct agp_amd64_softc { 76 struct agp_softc agp; 77 uint32_t initial_aperture; 78 struct agp_gatt *gatt; 79 uint32_t apbase; 80 int mctrl[AMD64_MAX_MCTRL]; 81 int n_mctrl;
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| 82 int via_agp;
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78}; 79 80static const char* 81agp_amd64_match(device_t dev) 82{ 83 if (pci_get_class(dev) != PCIC_BRIDGE 84 || pci_get_subclass(dev) != PCIS_BRIDGE_HOST) 85 return NULL; 86 87 if (agp_find_caps(dev) == 0) 88 return NULL; 89 90 switch (pci_get_devid(dev)) { 91 case 0x74541022: 92 return ("AMD 8151 AGP graphics tunnel"); 93 case 0x07551039: 94 return ("SiS 755 host to AGP bridge"); 95 case 0x168910b9: 96 return ("ULi M1689 AGP Controller"); 97 case 0x00d110de: 98 if (agp_amd64_nvidia_match(0x00d2)) 99 return NULL; 100 return ("NVIDIA nForce3 AGP Controller"); 101 case 0x00e110de: 102 if (agp_amd64_nvidia_match(0x00e2)) 103 return NULL; 104 return ("NVIDIA nForce3-250 AGP Controller"); 105 case 0x02041106: 106 return ("VIA 8380 host to PCI bridge"); 107 case 0x02381106: 108 return ("VIA 3238 host to PCI bridge"); 109 case 0x02821106: 110 return ("VIA K8T800Pro host to PCI bridge"); 111 case 0x31881106: 112 return ("VIA 8385 host to PCI bridge");
| 83}; 84 85static const char* 86agp_amd64_match(device_t dev) 87{ 88 if (pci_get_class(dev) != PCIC_BRIDGE 89 || pci_get_subclass(dev) != PCIS_BRIDGE_HOST) 90 return NULL; 91 92 if (agp_find_caps(dev) == 0) 93 return NULL; 94 95 switch (pci_get_devid(dev)) { 96 case 0x74541022: 97 return ("AMD 8151 AGP graphics tunnel"); 98 case 0x07551039: 99 return ("SiS 755 host to AGP bridge"); 100 case 0x168910b9: 101 return ("ULi M1689 AGP Controller"); 102 case 0x00d110de: 103 if (agp_amd64_nvidia_match(0x00d2)) 104 return NULL; 105 return ("NVIDIA nForce3 AGP Controller"); 106 case 0x00e110de: 107 if (agp_amd64_nvidia_match(0x00e2)) 108 return NULL; 109 return ("NVIDIA nForce3-250 AGP Controller"); 110 case 0x02041106: 111 return ("VIA 8380 host to PCI bridge"); 112 case 0x02381106: 113 return ("VIA 3238 host to PCI bridge"); 114 case 0x02821106: 115 return ("VIA K8T800Pro host to PCI bridge"); 116 case 0x31881106: 117 return ("VIA 8385 host to PCI bridge");
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113 case 0xb1881106: 114 return ("VIA 838X host to PCI bridge");
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115 }; 116 117 return NULL; 118} 119 120static int 121agp_amd64_nvidia_match(uint16_t devid) 122{ 123 /* XXX nForce3 requires secondary AGP bridge at 0:11:0. */ 124 if (pci_cfgregread(0, 11, 0, PCIR_CLASS, 1) != PCIC_BRIDGE || 125 pci_cfgregread(0, 11, 0, PCIR_SUBCLASS, 1) != PCIS_BRIDGE_PCI || 126 pci_cfgregread(0, 11, 0, PCIR_VENDOR, 2) != 0x10de || 127 pci_cfgregread(0, 11, 0, PCIR_DEVICE, 2) != devid) 128 return ENXIO; 129 130 return 0; 131} 132 133static int
| 118 }; 119 120 return NULL; 121} 122 123static int 124agp_amd64_nvidia_match(uint16_t devid) 125{ 126 /* XXX nForce3 requires secondary AGP bridge at 0:11:0. */ 127 if (pci_cfgregread(0, 11, 0, PCIR_CLASS, 1) != PCIC_BRIDGE || 128 pci_cfgregread(0, 11, 0, PCIR_SUBCLASS, 1) != PCIS_BRIDGE_PCI || 129 pci_cfgregread(0, 11, 0, PCIR_VENDOR, 2) != 0x10de || 130 pci_cfgregread(0, 11, 0, PCIR_DEVICE, 2) != devid) 131 return ENXIO; 132 133 return 0; 134} 135 136static int
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| 137agp_amd64_via_match(void) 138{ 139 /* XXX Some VIA bridge requires secondary AGP bridge at 0:1:0. */ 140 if (pci_cfgregread(0, 1, 0, PCIR_CLASS, 1) != PCIC_BRIDGE || 141 pci_cfgregread(0, 1, 0, PCIR_SUBCLASS, 1) != PCIS_BRIDGE_PCI || 142 pci_cfgregread(0, 1, 0, PCIR_VENDOR, 2) != 0x1106 || 143 pci_cfgregread(0, 1, 0, PCIR_DEVICE, 2) != 0xb188 || 144 (pci_cfgregread(0, 1, 0, AGP_VIA_AGPSEL, 1) & 2)) 145 return 0; 146 147 return 1; 148} 149 150static int
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134agp_amd64_probe(device_t dev) 135{ 136 const char *desc; 137 138 if (resource_disabled("agp", device_get_unit(dev))) 139 return ENXIO; 140 if ((desc = agp_amd64_match(dev))) { 141 device_verbose(dev); 142 device_set_desc(dev, desc); 143 return BUS_PROBE_DEFAULT; 144 } 145 146 return ENXIO; 147} 148 149static int 150agp_amd64_attach(device_t dev) 151{ 152 struct agp_amd64_softc *sc = device_get_softc(dev); 153 struct agp_gatt *gatt; 154 int i, n, error; 155 156 for (i = 0, n = 0; i < PCI_SLOTMAX && n < AMD64_MAX_MCTRL; i++) 157 if (pci_cfgregread(0, i, 3, 0, 4) == 0x11031022) { 158 sc->mctrl[n] = i; 159 n++; 160 } 161 162 if (n == 0) 163 return ENXIO; 164 165 sc->n_mctrl = n; 166 167 if (bootverbose) { 168 device_printf(dev, "%d Miscellaneous Control unit(s) found.\n", 169 sc->n_mctrl); 170 for (i = 0; i < sc->n_mctrl; i++) 171 device_printf(dev, "Aperture Base[%d]: 0x%08x\n", i, 172 pci_cfgregread(0, sc->mctrl[i], 3, 173 AGP_AMD64_APBASE, 4) & AGP_AMD64_APBASE_MASK); 174 } 175 176 if ((error = agp_generic_attach(dev))) 177 return error; 178 179 sc->initial_aperture = AGP_GET_APERTURE(dev); 180
| 151agp_amd64_probe(device_t dev) 152{ 153 const char *desc; 154 155 if (resource_disabled("agp", device_get_unit(dev))) 156 return ENXIO; 157 if ((desc = agp_amd64_match(dev))) { 158 device_verbose(dev); 159 device_set_desc(dev, desc); 160 return BUS_PROBE_DEFAULT; 161 } 162 163 return ENXIO; 164} 165 166static int 167agp_amd64_attach(device_t dev) 168{ 169 struct agp_amd64_softc *sc = device_get_softc(dev); 170 struct agp_gatt *gatt; 171 int i, n, error; 172 173 for (i = 0, n = 0; i < PCI_SLOTMAX && n < AMD64_MAX_MCTRL; i++) 174 if (pci_cfgregread(0, i, 3, 0, 4) == 0x11031022) { 175 sc->mctrl[n] = i; 176 n++; 177 } 178 179 if (n == 0) 180 return ENXIO; 181 182 sc->n_mctrl = n; 183 184 if (bootverbose) { 185 device_printf(dev, "%d Miscellaneous Control unit(s) found.\n", 186 sc->n_mctrl); 187 for (i = 0; i < sc->n_mctrl; i++) 188 device_printf(dev, "Aperture Base[%d]: 0x%08x\n", i, 189 pci_cfgregread(0, sc->mctrl[i], 3, 190 AGP_AMD64_APBASE, 4) & AGP_AMD64_APBASE_MASK); 191 } 192 193 if ((error = agp_generic_attach(dev))) 194 return error; 195 196 sc->initial_aperture = AGP_GET_APERTURE(dev); 197
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181 switch (pci_get_vendor(dev)) { 182 case 0x10b9: /* ULi */ 183 agp_amd64_uli_init(dev); 184 if (agp_amd64_uli_set_aperture(dev, sc->initial_aperture)) 185 return ENXIO; 186 break; 187 188 case 0x10de: /* nVidia */ 189 agp_amd64_nvidia_init(dev); 190 if (agp_amd64_nvidia_set_aperture(dev, sc->initial_aperture)) 191 return ENXIO; 192 break; 193 } 194
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195 for (;;) { 196 gatt = agp_alloc_gatt(dev); 197 if (gatt) 198 break; 199 200 /* 201 * Probably contigmalloc failure. Try reducing the 202 * aperture so that the gatt size reduces. 203 */ 204 if (AGP_SET_APERTURE(dev, AGP_GET_APERTURE(dev) / 2)) { 205 agp_generic_detach(dev); 206 return ENOMEM; 207 } 208 } 209 sc->gatt = gatt; 210
| 198 for (;;) { 199 gatt = agp_alloc_gatt(dev); 200 if (gatt) 201 break; 202 203 /* 204 * Probably contigmalloc failure. Try reducing the 205 * aperture so that the gatt size reduces. 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
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| 214 switch (pci_get_vendor(dev)) { 215 case 0x10b9: /* ULi */ 216 agp_amd64_uli_init(dev); 217 if (agp_amd64_uli_set_aperture(dev, sc->initial_aperture)) 218 return ENXIO; 219 break; 220 221 case 0x10de: /* nVidia */ 222 agp_amd64_nvidia_init(dev); 223 if (agp_amd64_nvidia_set_aperture(dev, sc->initial_aperture)) 224 return ENXIO; 225 break; 226 227 case 0x1106: /* VIA */ 228 sc->via_agp = agp_amd64_via_match(); 229 if (sc->via_agp) { 230 agp_amd64_via_init(dev); 231 if (agp_amd64_via_set_aperture(dev, 232 sc->initial_aperture)) 233 return ENXIO; 234 } 235 break; 236 } 237
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211 /* Install the gatt and enable aperture. */ 212 for (i = 0; i < sc->n_mctrl; i++) { 213 pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_ATTBASE, 214 (uint32_t)(gatt->ag_physical >> 8) & AGP_AMD64_ATTBASE_MASK, 215 4); 216 pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 217 (pci_cfgregread(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 4) | 218 AGP_AMD64_APCTRL_GARTEN) & 219 ~(AGP_AMD64_APCTRL_DISGARTCPU | AGP_AMD64_APCTRL_DISGARTIO), 220 4); 221 } 222 223 agp_flush_cache(); 224 225 return 0; 226} 227 228static int 229agp_amd64_detach(device_t dev) 230{ 231 struct agp_amd64_softc *sc = device_get_softc(dev); 232 int i, error; 233 234 if ((error = agp_generic_detach(dev))) 235 return error; 236 237 for (i = 0; i < sc->n_mctrl; i++) 238 pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 239 pci_cfgregread(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 4) & 240 ~AGP_AMD64_APCTRL_GARTEN, 4); 241 242 AGP_SET_APERTURE(dev, sc->initial_aperture); 243 agp_free_gatt(sc->gatt); 244 245 return 0; 246} 247 248static uint32_t agp_amd64_table[] = { 249 0x02000000, /* 32 MB */ 250 0x04000000, /* 64 MB */ 251 0x08000000, /* 128 MB */ 252 0x10000000, /* 256 MB */ 253 0x20000000, /* 512 MB */ 254 0x40000000, /* 1024 MB */ 255 0x80000000, /* 2048 MB */ 256}; 257 258#define AGP_AMD64_TABLE_SIZE \ 259 (sizeof(agp_amd64_table) / sizeof(agp_amd64_table[0])) 260 261static uint32_t 262agp_amd64_get_aperture(device_t dev) 263{ 264 struct agp_amd64_softc *sc = device_get_softc(dev); 265 uint32_t i; 266 267 i = (pci_cfgregread(0, sc->mctrl[0], 3, AGP_AMD64_APCTRL, 4) & 268 AGP_AMD64_APCTRL_SIZE_MASK) >> 1; 269 270 if (i >= AGP_AMD64_TABLE_SIZE) 271 return 0; 272 273 return (agp_amd64_table[i]); 274} 275 276static int 277agp_amd64_set_aperture(device_t dev, uint32_t aperture) 278{ 279 struct agp_amd64_softc *sc = device_get_softc(dev); 280 uint32_t i; 281 int j; 282 283 for (i = 0; i < AGP_AMD64_TABLE_SIZE; i++) 284 if (agp_amd64_table[i] == aperture) 285 break; 286 if (i >= AGP_AMD64_TABLE_SIZE) 287 return EINVAL; 288 289 for (j = 0; j < sc->n_mctrl; j++) 290 pci_cfgregwrite(0, sc->mctrl[j], 3, AGP_AMD64_APCTRL, 291 (pci_cfgregread(0, sc->mctrl[j], 3, AGP_AMD64_APCTRL, 4) & 292 ~(AGP_AMD64_APCTRL_SIZE_MASK)) | (i << 1), 4); 293 294 switch (pci_get_vendor(dev)) { 295 case 0x10b9: /* ULi */ 296 return (agp_amd64_uli_set_aperture(dev, aperture)); 297 break; 298 299 case 0x10de: /* nVidia */ 300 return (agp_amd64_nvidia_set_aperture(dev, aperture)); 301 break;
| 238 /* Install the gatt and enable aperture. */ 239 for (i = 0; i < sc->n_mctrl; i++) { 240 pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_ATTBASE, 241 (uint32_t)(gatt->ag_physical >> 8) & AGP_AMD64_ATTBASE_MASK, 242 4); 243 pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 244 (pci_cfgregread(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 4) | 245 AGP_AMD64_APCTRL_GARTEN) & 246 ~(AGP_AMD64_APCTRL_DISGARTCPU | AGP_AMD64_APCTRL_DISGARTIO), 247 4); 248 } 249 250 agp_flush_cache(); 251 252 return 0; 253} 254 255static int 256agp_amd64_detach(device_t dev) 257{ 258 struct agp_amd64_softc *sc = device_get_softc(dev); 259 int i, error; 260 261 if ((error = agp_generic_detach(dev))) 262 return error; 263 264 for (i = 0; i < sc->n_mctrl; i++) 265 pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 266 pci_cfgregread(0, sc->mctrl[i], 3, AGP_AMD64_APCTRL, 4) & 267 ~AGP_AMD64_APCTRL_GARTEN, 4); 268 269 AGP_SET_APERTURE(dev, sc->initial_aperture); 270 agp_free_gatt(sc->gatt); 271 272 return 0; 273} 274 275static uint32_t agp_amd64_table[] = { 276 0x02000000, /* 32 MB */ 277 0x04000000, /* 64 MB */ 278 0x08000000, /* 128 MB */ 279 0x10000000, /* 256 MB */ 280 0x20000000, /* 512 MB */ 281 0x40000000, /* 1024 MB */ 282 0x80000000, /* 2048 MB */ 283}; 284 285#define AGP_AMD64_TABLE_SIZE \ 286 (sizeof(agp_amd64_table) / sizeof(agp_amd64_table[0])) 287 288static uint32_t 289agp_amd64_get_aperture(device_t dev) 290{ 291 struct agp_amd64_softc *sc = device_get_softc(dev); 292 uint32_t i; 293 294 i = (pci_cfgregread(0, sc->mctrl[0], 3, AGP_AMD64_APCTRL, 4) & 295 AGP_AMD64_APCTRL_SIZE_MASK) >> 1; 296 297 if (i >= AGP_AMD64_TABLE_SIZE) 298 return 0; 299 300 return (agp_amd64_table[i]); 301} 302 303static int 304agp_amd64_set_aperture(device_t dev, uint32_t aperture) 305{ 306 struct agp_amd64_softc *sc = device_get_softc(dev); 307 uint32_t i; 308 int j; 309 310 for (i = 0; i < AGP_AMD64_TABLE_SIZE; i++) 311 if (agp_amd64_table[i] == aperture) 312 break; 313 if (i >= AGP_AMD64_TABLE_SIZE) 314 return EINVAL; 315 316 for (j = 0; j < sc->n_mctrl; j++) 317 pci_cfgregwrite(0, sc->mctrl[j], 3, AGP_AMD64_APCTRL, 318 (pci_cfgregread(0, sc->mctrl[j], 3, AGP_AMD64_APCTRL, 4) & 319 ~(AGP_AMD64_APCTRL_SIZE_MASK)) | (i << 1), 4); 320 321 switch (pci_get_vendor(dev)) { 322 case 0x10b9: /* ULi */ 323 return (agp_amd64_uli_set_aperture(dev, aperture)); 324 break; 325 326 case 0x10de: /* nVidia */ 327 return (agp_amd64_nvidia_set_aperture(dev, aperture)); 328 break;
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| 329 330 case 0x1106: /* VIA */ 331 if (sc->via_agp) 332 return (agp_amd64_via_set_aperture(dev, aperture)); 333 break;
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302 } 303 304 return 0; 305} 306 307static int 308agp_amd64_bind_page(device_t dev, int offset, vm_offset_t physical) 309{ 310 struct agp_amd64_softc *sc = device_get_softc(dev); 311 312 if (offset < 0 || offset >= (sc->gatt->ag_entries << AGP_PAGE_SHIFT)) 313 return EINVAL; 314 315 sc->gatt->ag_virtual[offset >> AGP_PAGE_SHIFT] = physical; 316 return 0; 317} 318 319static int 320agp_amd64_unbind_page(device_t dev, int offset) 321{ 322 struct agp_amd64_softc *sc = device_get_softc(dev); 323 324 if (offset < 0 || offset >= (sc->gatt->ag_entries << AGP_PAGE_SHIFT)) 325 return EINVAL; 326 327 sc->gatt->ag_virtual[offset >> AGP_PAGE_SHIFT] = 0; 328 return 0; 329} 330 331static void 332agp_amd64_flush_tlb(device_t dev) 333{ 334 struct agp_amd64_softc *sc = device_get_softc(dev); 335 int i; 336 337 for (i = 0; i < sc->n_mctrl; i++) 338 pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_CACHECTRL, 339 pci_cfgregread(0, sc->mctrl[i], 3, AGP_AMD64_CACHECTRL, 4) | 340 AGP_AMD64_CACHECTRL_INVGART, 4); 341} 342 343static void 344agp_amd64_apbase_fixup(device_t dev) 345{ 346 struct agp_amd64_softc *sc = device_get_softc(dev); 347 uint32_t apbase; 348 int i; 349 350 apbase = pci_cfgregread(0, sc->mctrl[0], 3, AGP_AMD64_APBASE, 4); 351 for (i = 0; i < sc->n_mctrl; i++) 352 pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_APBASE, 353 apbase & ~(AGP_AMD64_APBASE_MASK & ~(uint32_t)0x7f), 4); 354 sc->apbase = apbase << 25; 355} 356 357static void 358agp_amd64_uli_init(device_t dev) 359{ 360 struct agp_amd64_softc *sc = device_get_softc(dev); 361 362 agp_amd64_apbase_fixup(dev); 363 pci_write_config(dev, AGP_AMD64_ULI_APBASE, 364 (pci_read_config(dev, AGP_AMD64_ULI_APBASE, 4) & 0x0000000f) | 365 sc->apbase, 4); 366 pci_write_config(dev, AGP_AMD64_ULI_HTT_FEATURE, sc->apbase, 4); 367} 368 369static int 370agp_amd64_uli_set_aperture(device_t dev, uint32_t aperture) 371{ 372 struct agp_amd64_softc *sc = device_get_softc(dev); 373 374 switch (aperture) { 375 case 0x02000000: /* 32 MB */ 376 case 0x04000000: /* 64 MB */ 377 case 0x08000000: /* 128 MB */ 378 case 0x10000000: /* 256 MB */ 379 break; 380 default: 381 return EINVAL; 382 } 383 384 pci_write_config(dev, AGP_AMD64_ULI_ENU_SCR, 385 sc->apbase + aperture - 1, 4); 386 387 return 0; 388} 389 390static void 391agp_amd64_nvidia_init(device_t dev) 392{ 393 struct agp_amd64_softc *sc = device_get_softc(dev); 394 395 agp_amd64_apbase_fixup(dev); 396 pci_write_config(dev, AGP_AMD64_NVIDIA_0_APBASE, 397 (pci_read_config(dev, AGP_AMD64_NVIDIA_0_APBASE, 4) & 0x0000000f) | 398 sc->apbase, 4); 399 pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APBASE1, sc->apbase, 4); 400 pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APBASE2, sc->apbase, 4); 401} 402 403static int 404agp_amd64_nvidia_set_aperture(device_t dev, uint32_t aperture) 405{ 406 struct agp_amd64_softc *sc = device_get_softc(dev); 407 uint32_t apsize; 408 409 switch (aperture) { 410 case 0x02000000: apsize = 0x0f; break; /* 32 MB */ 411 case 0x04000000: apsize = 0x0e; break; /* 64 MB */ 412 case 0x08000000: apsize = 0x0c; break; /* 128 MB */ 413 case 0x10000000: apsize = 0x08; break; /* 256 MB */ 414 case 0x20000000: apsize = 0x00; break; /* 512 MB */ 415 default: 416 return EINVAL; 417 } 418 419 pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APSIZE, 420 (pci_cfgregread(0, 11, 0, AGP_AMD64_NVIDIA_1_APSIZE, 4) & 421 0xfffffff0) | apsize, 4); 422 pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APLIMIT1, 423 sc->apbase + aperture - 1, 4); 424 pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APLIMIT2, 425 sc->apbase + aperture - 1, 4); 426 427 return 0; 428} 429
| 334 } 335 336 return 0; 337} 338 339static int 340agp_amd64_bind_page(device_t dev, int offset, vm_offset_t physical) 341{ 342 struct agp_amd64_softc *sc = device_get_softc(dev); 343 344 if (offset < 0 || offset >= (sc->gatt->ag_entries << AGP_PAGE_SHIFT)) 345 return EINVAL; 346 347 sc->gatt->ag_virtual[offset >> AGP_PAGE_SHIFT] = physical; 348 return 0; 349} 350 351static int 352agp_amd64_unbind_page(device_t dev, int offset) 353{ 354 struct agp_amd64_softc *sc = device_get_softc(dev); 355 356 if (offset < 0 || offset >= (sc->gatt->ag_entries << AGP_PAGE_SHIFT)) 357 return EINVAL; 358 359 sc->gatt->ag_virtual[offset >> AGP_PAGE_SHIFT] = 0; 360 return 0; 361} 362 363static void 364agp_amd64_flush_tlb(device_t dev) 365{ 366 struct agp_amd64_softc *sc = device_get_softc(dev); 367 int i; 368 369 for (i = 0; i < sc->n_mctrl; i++) 370 pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_CACHECTRL, 371 pci_cfgregread(0, sc->mctrl[i], 3, AGP_AMD64_CACHECTRL, 4) | 372 AGP_AMD64_CACHECTRL_INVGART, 4); 373} 374 375static void 376agp_amd64_apbase_fixup(device_t dev) 377{ 378 struct agp_amd64_softc *sc = device_get_softc(dev); 379 uint32_t apbase; 380 int i; 381 382 apbase = pci_cfgregread(0, sc->mctrl[0], 3, AGP_AMD64_APBASE, 4); 383 for (i = 0; i < sc->n_mctrl; i++) 384 pci_cfgregwrite(0, sc->mctrl[i], 3, AGP_AMD64_APBASE, 385 apbase & ~(AGP_AMD64_APBASE_MASK & ~(uint32_t)0x7f), 4); 386 sc->apbase = apbase << 25; 387} 388 389static void 390agp_amd64_uli_init(device_t dev) 391{ 392 struct agp_amd64_softc *sc = device_get_softc(dev); 393 394 agp_amd64_apbase_fixup(dev); 395 pci_write_config(dev, AGP_AMD64_ULI_APBASE, 396 (pci_read_config(dev, AGP_AMD64_ULI_APBASE, 4) & 0x0000000f) | 397 sc->apbase, 4); 398 pci_write_config(dev, AGP_AMD64_ULI_HTT_FEATURE, sc->apbase, 4); 399} 400 401static int 402agp_amd64_uli_set_aperture(device_t dev, uint32_t aperture) 403{ 404 struct agp_amd64_softc *sc = device_get_softc(dev); 405 406 switch (aperture) { 407 case 0x02000000: /* 32 MB */ 408 case 0x04000000: /* 64 MB */ 409 case 0x08000000: /* 128 MB */ 410 case 0x10000000: /* 256 MB */ 411 break; 412 default: 413 return EINVAL; 414 } 415 416 pci_write_config(dev, AGP_AMD64_ULI_ENU_SCR, 417 sc->apbase + aperture - 1, 4); 418 419 return 0; 420} 421 422static void 423agp_amd64_nvidia_init(device_t dev) 424{ 425 struct agp_amd64_softc *sc = device_get_softc(dev); 426 427 agp_amd64_apbase_fixup(dev); 428 pci_write_config(dev, AGP_AMD64_NVIDIA_0_APBASE, 429 (pci_read_config(dev, AGP_AMD64_NVIDIA_0_APBASE, 4) & 0x0000000f) | 430 sc->apbase, 4); 431 pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APBASE1, sc->apbase, 4); 432 pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APBASE2, sc->apbase, 4); 433} 434 435static int 436agp_amd64_nvidia_set_aperture(device_t dev, uint32_t aperture) 437{ 438 struct agp_amd64_softc *sc = device_get_softc(dev); 439 uint32_t apsize; 440 441 switch (aperture) { 442 case 0x02000000: apsize = 0x0f; break; /* 32 MB */ 443 case 0x04000000: apsize = 0x0e; break; /* 64 MB */ 444 case 0x08000000: apsize = 0x0c; break; /* 128 MB */ 445 case 0x10000000: apsize = 0x08; break; /* 256 MB */ 446 case 0x20000000: apsize = 0x00; break; /* 512 MB */ 447 default: 448 return EINVAL; 449 } 450 451 pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APSIZE, 452 (pci_cfgregread(0, 11, 0, AGP_AMD64_NVIDIA_1_APSIZE, 4) & 453 0xfffffff0) | apsize, 4); 454 pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APLIMIT1, 455 sc->apbase + aperture - 1, 4); 456 pci_cfgregwrite(0, 11, 0, AGP_AMD64_NVIDIA_1_APLIMIT2, 457 sc->apbase + aperture - 1, 4); 458 459 return 0; 460} 461
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| 462static void 463agp_amd64_via_init(device_t dev) 464{ 465 struct agp_amd64_softc *sc = device_get_softc(dev); 466 467 agp_amd64_apbase_fixup(dev); 468 pci_cfgregwrite(0, 1, 0, AGP3_VIA_ATTBASE, sc->gatt->ag_physical, 4); 469 pci_cfgregwrite(0, 1, 0, AGP3_VIA_GARTCTRL, 470 pci_cfgregread(0, 1, 0, AGP3_VIA_ATTBASE, 4) | 0x180, 4); 471} 472 473static int 474agp_amd64_via_set_aperture(device_t dev, uint32_t aperture) 475{ 476 uint32_t apsize; 477 478 apsize = ((aperture - 1) >> 20) ^ 0xff; 479 if ((((apsize ^ 0xff) << 20) | ((1 << 20) - 1)) + 1 != aperture) 480 return EINVAL; 481 pci_cfgregwrite(0, 1, 0, AGP3_VIA_APSIZE, apsize, 1); 482 483 return 0; 484} 485
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430static device_method_t agp_amd64_methods[] = { 431 /* Device interface */ 432 DEVMETHOD(device_probe, agp_amd64_probe), 433 DEVMETHOD(device_attach, agp_amd64_attach), 434 DEVMETHOD(device_detach, agp_amd64_detach), 435 DEVMETHOD(device_shutdown, bus_generic_shutdown), 436 DEVMETHOD(device_suspend, bus_generic_suspend), 437 DEVMETHOD(device_resume, bus_generic_resume), 438 439 /* AGP interface */ 440 DEVMETHOD(agp_get_aperture, agp_amd64_get_aperture), 441 DEVMETHOD(agp_set_aperture, agp_amd64_set_aperture), 442 DEVMETHOD(agp_bind_page, agp_amd64_bind_page), 443 DEVMETHOD(agp_unbind_page, agp_amd64_unbind_page), 444 DEVMETHOD(agp_flush_tlb, agp_amd64_flush_tlb), 445 DEVMETHOD(agp_enable, agp_generic_enable), 446 DEVMETHOD(agp_alloc_memory, agp_generic_alloc_memory), 447 DEVMETHOD(agp_free_memory, agp_generic_free_memory), 448 DEVMETHOD(agp_bind_memory, agp_generic_bind_memory), 449 DEVMETHOD(agp_unbind_memory, agp_generic_unbind_memory), 450 451 { 0, 0 } 452}; 453 454static driver_t agp_amd64_driver = { 455 "agp", 456 agp_amd64_methods, 457 sizeof(struct agp_amd64_softc), 458}; 459 460static devclass_t agp_devclass; 461 462DRIVER_MODULE(agp_amd64, pci, agp_amd64_driver, agp_devclass, 0, 0); 463MODULE_DEPEND(agp_amd64, agp, 1, 1, 1); 464MODULE_DEPEND(agp_amd64, pci, 1, 1, 1);
| 486static device_method_t agp_amd64_methods[] = { 487 /* Device interface */ 488 DEVMETHOD(device_probe, agp_amd64_probe), 489 DEVMETHOD(device_attach, agp_amd64_attach), 490 DEVMETHOD(device_detach, agp_amd64_detach), 491 DEVMETHOD(device_shutdown, bus_generic_shutdown), 492 DEVMETHOD(device_suspend, bus_generic_suspend), 493 DEVMETHOD(device_resume, bus_generic_resume), 494 495 /* AGP interface */ 496 DEVMETHOD(agp_get_aperture, agp_amd64_get_aperture), 497 DEVMETHOD(agp_set_aperture, agp_amd64_set_aperture), 498 DEVMETHOD(agp_bind_page, agp_amd64_bind_page), 499 DEVMETHOD(agp_unbind_page, agp_amd64_unbind_page), 500 DEVMETHOD(agp_flush_tlb, agp_amd64_flush_tlb), 501 DEVMETHOD(agp_enable, agp_generic_enable), 502 DEVMETHOD(agp_alloc_memory, agp_generic_alloc_memory), 503 DEVMETHOD(agp_free_memory, agp_generic_free_memory), 504 DEVMETHOD(agp_bind_memory, agp_generic_bind_memory), 505 DEVMETHOD(agp_unbind_memory, agp_generic_unbind_memory), 506 507 { 0, 0 } 508}; 509 510static driver_t agp_amd64_driver = { 511 "agp", 512 agp_amd64_methods, 513 sizeof(struct agp_amd64_softc), 514}; 515 516static devclass_t agp_devclass; 517 518DRIVER_MODULE(agp_amd64, pci, agp_amd64_driver, agp_devclass, 0, 0); 519MODULE_DEPEND(agp_amd64, agp, 1, 1, 1); 520MODULE_DEPEND(agp_amd64, pci, 1, 1, 1);
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