Lines Matching refs:registers
32 volatile u8 __iomem *registers;
216 if (!amd_irongate_private.registers) {
217 /* Get the memory mapped registers */
219 amd_irongate_private.registers = (volatile u8 __iomem *) ioremap(reg, 4096);
220 if (!amd_irongate_private.registers)
225 writel(agp_bridge->gatt_bus_addr, amd_irongate_private.registers+AMD_ATTBASE);
226 readl(amd_irongate_private.registers+AMD_ATTBASE); /* PCI Posting. */
235 enable_reg = readw(amd_irongate_private.registers+AMD_GARTENABLE);
237 writew(enable_reg, amd_irongate_private.registers+AMD_GARTENABLE);
238 readw(amd_irongate_private.registers+AMD_GARTENABLE); /* PCI Posting. */
246 writel(1, amd_irongate_private.registers+AMD_TLBFLUSH);
247 readl(amd_irongate_private.registers+AMD_TLBFLUSH); /* PCI Posting.*/
259 enable_reg = readw(amd_irongate_private.registers+AMD_GARTENABLE);
261 writew(enable_reg, amd_irongate_private.registers+AMD_GARTENABLE);
262 readw(amd_irongate_private.registers+AMD_GARTENABLE); /* PCI Posting. */
268 iounmap((void __iomem *) amd_irongate_private.registers);
281 writel(1, amd_irongate_private.registers+AMD_TLBFLUSH);
282 readl(amd_irongate_private.registers+AMD_TLBFLUSH); /* PCI Posting. */