31 #include <linux/aperture.h>
56  * voffset - framebuffer offset in MiB from aperture start address.  In order for
68  * So for chipsets with 64 MiB Aperture sizes, 32 MiB for v_offset is okay, allowing up to
69  * 15 + 1 MiB of Framebuffer memory.  For 32 MiB Aperture sizes, a v_offset of 8 MiB should
1637       	par->fb.physical = par->aperture.physical+(par->fb.offset << 12);  in i810_fix_pointers()
1638 	par->fb.virtual = par->aperture.virtual+(par->fb.offset << 12);  in i810_fix_pointers()
1639 	par->iring.physical = par->aperture.physical +  in i810_fix_pointers()
1641 	par->iring.virtual = par->aperture.virtual +  in i810_fix_pointers()
1643 	par->cursor_heap.virtual = par->aperture.virtual+  in i810_fix_pointers()
1649 	if (vram + 1 > par->aperture.size >> 20)  in i810_fix_offsets()
1650 		vram = (par->aperture.size >> 20) - 1;  in i810_fix_offsets()
1651 	if (v_offset_default > (par->aperture.size >> 20))  in i810_fix_offsets()
1652 		v_offset_default = (par->aperture.size >> 20);  in i810_fix_offsets()
1653 	if (vram + v_offset_default + 1 > par->aperture.size >> 20)  in i810_fix_offsets()
1654 		v_offset_default = (par->aperture.size >> 20) - (vram + 1);  in i810_fix_offsets()
1768 	else if (par->aperture.size > 32 * 1024 * 1024)  in i810_init_defaults()
1824 		par->wc_cookie= arch_phys_wc_add((u32) par->aperture.physical,  in i810_init_device()
1825 						 par->aperture.size);  in i810_init_device()
1853 		par->aperture.physical = pci_resource_start(par->dev, 0);  in i810_allocate_pci_resource()
1854 		par->aperture.size = pci_resource_len(par->dev, 0);  in i810_allocate_pci_resource()
1857 		par->aperture.physical = pci_resource_start(par->dev, 1);  in i810_allocate_pci_resource()
1858 		par->aperture.size = pci_resource_len(par->dev, 1);  in i810_allocate_pci_resource()
1861 	if (!par->aperture.size) {  in i810_allocate_pci_resource()
1866 	if (!request_mem_region(par->aperture.physical,  in i810_allocate_pci_resource()
1867 				par->aperture.size,  in i810_allocate_pci_resource()
1874 	par->aperture.virtual = ioremap_wc(par->aperture.physical,  in i810_allocate_pci_resource()
1875 					   par->aperture.size);  in i810_allocate_pci_resource()
1876 	if (!par->aperture.virtual) {  in i810_allocate_pci_resource()
2120 	if (par->aperture.virtual)  in i810fb_release_resource()
2121 		iounmap(par->aperture.virtual);  in i810fb_release_resource()
2124 		release_mem_region(par->aperture.physical,  in i810fb_release_resource()
2125 				   par->aperture.size);  in i810fb_release_resource()
2181                  "memory (0 to maximum aperture size), in MiB (default = 48)");