From 6728b1f19064f2a526e2dc5a27a8fe78ad91c59a Mon Sep 17 00:00:00 2001 From: "awilliam@xenbuild.aw" Date: Fri, 7 Apr 2006 14:06:44 -0600 Subject: [PATCH] [IA64] dom0 vp model linux part: import agp.h from linux-2.6.16-rc3 [note: verified same as linux-2.6.16] Signed-off-by: Isaku Yamahata --- linux-2.6-xen-sparse/include/asm-ia64/agp.h | 31 +++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 linux-2.6-xen-sparse/include/asm-ia64/agp.h diff --git a/linux-2.6-xen-sparse/include/asm-ia64/agp.h b/linux-2.6-xen-sparse/include/asm-ia64/agp.h new file mode 100644 index 0000000000..4e517f0e6a --- /dev/null +++ b/linux-2.6-xen-sparse/include/asm-ia64/agp.h @@ -0,0 +1,31 @@ +#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 + */ + +/* + * 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 */ -- 2.30.2