agp.h

来自「Linux Kernel 2.6.9 for OMAP1710」· C头文件 代码 · 共 22 行

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#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()#endif /* _ASM_IA64_AGP_H */

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