#define NVIDIA_X86_64_1_APBASE2 0xd8
#define NVIDIA_X86_64_1_APLIMIT2 0xdc
+/* ULi K8 registers */
+#define ULI_X86_64_BASE_ADDR 0x10
+#define ULI_X86_64_HTT_FEA_REG 0x50
+#define ULI_X86_64_ENU_SCR_REG 0x54
+
static int nr_garts;
static struct pci_dev * hammers[MAX_HAMMER_GARTS];
pte |= GPTE_VALID | GPTE_COHERENT;
writel(pte, agp_bridge->gatt_table+j);
+ readl(agp_bridge->gatt_table+j); /* PCI Posting. */
}
amd64_tlbflush(mem);
return 0;
int i = 0;
/* cache pci_devs of northbridges. */
- while ((loop_dev = pci_find_device(PCI_VENDOR_ID_AMD, 0x1103, loop_dev))
+ while ((loop_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x1103, loop_dev))
!= NULL) {
if (i == MAX_HAMMER_GARTS) {
printk(KERN_ERR PFX "Too many northbridges for AGP\n");
}
}
+
+static struct aper_size_info_32 uli_sizes[7] =
+{
+ {256, 65536, 6, 10},
+ {128, 32768, 5, 9},
+ {64, 16384, 4, 8},
+ {32, 8192, 3, 7},
+ {16, 4096, 2, 6},
+ {8, 2048, 1, 4},
+ {4, 1024, 0, 3}
+};
+static int __devinit uli_agp_init(struct pci_dev *pdev)
+{
+ u32 httfea,baseaddr,enuscr;
+ struct pci_dev *dev1;
+ int i;
+ unsigned size = amd64_fetch_size();
+ printk(KERN_INFO "Setting up ULi AGP. \n");
+ dev1 = pci_find_slot ((unsigned int)pdev->bus->number,PCI_DEVFN(0,0));
+ if (dev1 == NULL) {
+ printk(KERN_INFO PFX "Detected a ULi chipset, "
+ "but could not fine the secondary device.\n");
+ return -ENODEV;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(uli_sizes); i++)
+ if (uli_sizes[i].size == size)
+ break;
+
+ if (i == ARRAY_SIZE(uli_sizes)) {
+ printk(KERN_INFO PFX "No ULi size found for %d\n", size);
+ return -ENODEV;
+ }
+
+ /* shadow x86-64 registers into ULi registers */
+ pci_read_config_dword (hammers[0], AMD64_GARTAPERTUREBASE, &httfea);
+
+ /* if x86-64 aperture base is beyond 4G, exit here */
+ if ((httfea & 0x7fff) >> (32 - 25))
+ return -ENODEV;
+
+ httfea = (httfea& 0x7fff) << 25;
+
+ pci_read_config_dword(pdev, ULI_X86_64_BASE_ADDR, &baseaddr);
+ baseaddr&= ~PCI_BASE_ADDRESS_MEM_MASK;
+ baseaddr|= httfea;
+ pci_write_config_dword(pdev, ULI_X86_64_BASE_ADDR, baseaddr);
+
+ enuscr= httfea+ (size * 1024 * 1024) - 1;
+ pci_write_config_dword(dev1, ULI_X86_64_HTT_FEA_REG, httfea);
+ pci_write_config_dword(dev1, ULI_X86_64_ENU_SCR_REG, enuscr);
+ return 0;
+}
+
+
static struct aper_size_info_32 nforce3_sizes[5] =
{
{512, 131072, 7, 0x00000000 },
}
}
+ if (pdev->vendor == PCI_VENDOR_ID_AL) {
+ int ret = uli_agp_init(pdev);
+ if (ret) {
+ agp_put_bridge(bridge);
+ return ret;
+ }
+ }
+
pci_set_drvdata(pdev, bridge);
return agp_add_bridge(bridge);
}
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
},
+ /* ULi M1689 */
+ {
+ .class = (PCI_CLASS_BRIDGE_HOST << 8),
+ .class_mask = ~0,
+ .vendor = PCI_VENDOR_ID_AL,
+ .device = PCI_DEVICE_ID_AL_M1689,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ },
/* VIA K8T800Pro */
{
.class = (PCI_CLASS_BRIDGE_HOST << 8),
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
},
-
/* NForce3 */
{
.class = (PCI_CLASS_BRIDGE_HOST << 8),
int __init agp_amd64_init(void)
{
int err = 0;
+ static struct pci_device_id amd64nb[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, 0x1103) },
+ { },
+ };
+
if (agp_off)
return -EINVAL;
if (pci_module_init(&agp_amd64_pci_driver) > 0) {
}
/* First check that we have at least one AMD64 NB */
- if (!pci_find_device(PCI_VENDOR_ID_AMD, 0x1103, NULL))
+ if (!pci_dev_present(amd64nb))
return -ENODEV;
/* Look for any AGP bridge */
dev = NULL;
err = -ENODEV;
- while ((dev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, dev))) {
+ for_each_pci_dev(dev) {
if (!pci_find_capability(dev, PCI_CAP_ID_AGP))
continue;
/* Only one bridge supported right now */
#endif
MODULE_AUTHOR("Dave Jones <davej@codemonkey.org.uk>, Andi Kleen");
-MODULE_PARM(agp_try_unsupported, "1i");
+module_param(agp_try_unsupported, bool, 0);
MODULE_LICENSE("GPL");