1 /* $OpenBSD: viommuvar.h,v 1.2 2009/01/02 20:01:45 kettenis Exp $ */ 2 /* 3 * Copyright (c) 2008 Mark Kettenis 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #ifndef _SPARC64_DEV_VIOMMUVAR_H_ 19 #define _SPARC64_DEV_VIOMMUVAR_H_ 20 21 #include <sparc64/dev/iommuvar.h> 22 23 /* interfaces for PCI code */ 24 void viommu_init(char *, struct iommu_state *, int, u_int32_t); 25 26 /* bus_dma_tag_t implementation functions */ 27 int viommu_dvmamap_create(bus_dma_tag_t, bus_dma_tag_t, 28 struct iommu_state *, bus_size_t, int, bus_size_t, bus_size_t, 29 int, bus_dmamap_t *); 30 void viommu_dvmamap_destroy(bus_dma_tag_t, bus_dma_tag_t, bus_dmamap_t); 31 int viommu_dvmamap_load(bus_dma_tag_t, bus_dma_tag_t, bus_dmamap_t, void *, 32 bus_size_t, struct proc *, int); 33 void viommu_dvmamap_unload(bus_dma_tag_t, bus_dma_tag_t, bus_dmamap_t); 34 int viommu_dvmamap_load_raw(bus_dma_tag_t, bus_dma_tag_t, bus_dmamap_t, 35 bus_dma_segment_t *, int, bus_size_t, int); 36 void viommu_dvmamap_sync(bus_dma_tag_t, bus_dma_tag_t, bus_dmamap_t, 37 bus_addr_t, bus_size_t, int); 38 int viommu_dvmamem_alloc(bus_dma_tag_t, bus_dma_tag_t, bus_size_t, 39 bus_size_t, bus_size_t, bus_dma_segment_t *, int, int *, int); 40 void viommu_dvmamem_free(bus_dma_tag_t, bus_dma_tag_t, bus_dma_segment_t *, 41 int); 42 43 #endif 44