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-rw-r--r--sys/dev/agp/agp_i810.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/sys/dev/agp/agp_i810.c b/sys/dev/agp/agp_i810.c
index c81fd30..b92da20 100644
--- a/sys/dev/agp/agp_i810.c
+++ b/sys/dev/agp/agp_i810.c
@@ -167,7 +167,7 @@ static const struct agp_i810_match {
"Intel GM965 SVGA controller"},
{0x2A128086, CHIP_I965, 0x00020000,
"Intel GME965 SVGA controller"},
- {0x2A428086, CHIP_I965, 0x00020000,
+ {0x2A428086, CHIP_G4X, 0x00020000,
"Intel GM45 SVGA controller"},
{0x2E028086, CHIP_G4X, 0x00020000,
"Intel 4 Series SVGA controller"},
@@ -284,6 +284,7 @@ agp_i810_probe(device_t dev)
case CHIP_I915:
case CHIP_I965:
case CHIP_G33:
+ case CHIP_G4X:
deven = pci_read_config(bdev, AGP_I915_DEVEN, 4);
if ((deven & AGP_I915_DEVEN_D2F0) ==
AGP_I915_DEVEN_D2F0_DISABLED) {
@@ -348,6 +349,7 @@ agp_i810_dump_regs(device_t dev)
case CHIP_I915:
case CHIP_I965:
case CHIP_G33:
+ case CHIP_G4X:
device_printf(dev, "AGP_I855_GCC1: 0x%02x\n",
pci_read_config(sc->bdev, AGP_I855_GCC1, 1));
device_printf(dev, "AGP_I915_MSAC: 0x%02x\n",
@@ -397,7 +399,7 @@ agp_i810_attach(device_t dev)
return error;
if (sc->chiptype != CHIP_I965 && sc->chiptype != CHIP_G33 &&
- ptoa((vm_paddr_t)Maxmem) > 0xfffffffful)
+ sc->chiptype != CHIP_G4X && ptoa((vm_paddr_t)Maxmem) > 0xfffffffful)
{
device_printf(dev, "agp_i810.c does not support physical "
"memory above 4GB.\n");
@@ -659,8 +661,7 @@ agp_i810_attach(device_t dev)
return EINVAL;
}
- if (sc->chiptype != CHIP_G4X)
- gtt_size += 4;
+ gtt_size += 4;
sc->stolen = (stolen - gtt_size) * 1024 / 4096;
if (sc->stolen > 0)
@@ -780,6 +781,7 @@ agp_i810_set_aperture(device_t dev, u_int32_t aperture)
case CHIP_I915:
case CHIP_I965:
case CHIP_G33:
+ case CHIP_G4X:
return agp_generic_set_aperture(dev, aperture);
}
@@ -798,7 +800,8 @@ agp_i810_write_gtt_entry(device_t dev, int offset, vm_offset_t physical,
u_int32_t pte;
pte = (u_int32_t)physical | 1;
- if (sc->chiptype == CHIP_I965 || sc->chiptype == CHIP_G33) {
+ if (sc->chiptype == CHIP_I965 || sc->chiptype == CHIP_G33 ||
+ sc->chiptype == CHIP_G4X) {
pte |= (physical & 0x0000000f00000000ull) >> 28;
} else {
/* If we do actually have memory above 4GB on an older system,
@@ -825,6 +828,10 @@ agp_i810_write_gtt_entry(device_t dev, int offset, vm_offset_t physical,
bus_write_4(sc->sc_res[0],
(offset >> AGP_PAGE_SHIFT) * 4 + (512 * 1024), pte);
break;
+ case CHIP_G4X:
+ bus_write_4(sc->sc_res[0],
+ (offset >> AGP_PAGE_SHIFT) * 4 + (2 * 1024 * 1024), pte);
+ break;
}
}
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