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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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