#ifndef _ASM_IA64_AGP_H #define _ASM_IA64_AGP_H /* * IA-64 specific AGP definitions. * * Copyright (C) 2002-2003 Hewlett-Packard Co * David Mosberger-Tang <davidm@hpl.hp.com> */ /* * To avoid memory-attribute aliasing issues, we require that the AGPGART engine operate * in coherent mode, which lets us map the AGP memory as normal (write-back) memory * (unlike x86, where it gets mapped "write-coalescing"). */ #define map_page_into_agp(page) /* nothing */ #define unmap_page_from_agp(page) /* nothing */ #define flush_agp_mappings() /* nothing */ #define flush_agp_cache() mb() /* Convert a physical address to an address suitable for the GART. */ #define phys_to_gart(x) (x) #define gart_to_phys(x) (x) /* GATT allocation. Returns/accepts GATT kernel virtual address. */ #define alloc_gatt_pages(order) \ ((char *)__get_free_pages(GFP_KERNEL, (order))) #define free_gatt_pages(table, order) \ free_pages((unsigned long)(table), (order)) #endif /* _ASM_IA64_AGP_H */