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Keir Fraser
7d0b678231
I've implemented a grant map for mini-os to support the xc_gnttab_*() functions, the equivalent of gntdev in linux. This is useful for my work in putting xenstored in a stub domain. Signed-off-by: Diego Ongaro <diego.ongaro@citrix.com>
36 lines
767 B
C
36 lines
767 B
C
#ifndef __GNTMAP_H__
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#define __GNTMAP_H__
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#include <os.h>
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/*
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* Please consider struct gntmap opaque. If instead you choose to disregard
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* this message, I insist that you keep an eye out for raptors.
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*/
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struct gntmap {
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int nentries;
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struct gntmap_entry *entries;
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};
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int
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gntmap_set_max_grants(struct gntmap *map, int count);
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int
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gntmap_munmap(struct gntmap *map, unsigned long start_address, int count);
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void*
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gntmap_map_grant_refs(struct gntmap *map,
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uint32_t count,
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uint32_t *domids,
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int domids_stride,
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uint32_t *refs,
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int writable);
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void
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gntmap_init(struct gntmap *map);
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void
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gntmap_fini(struct gntmap *map);
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#endif /* !__GNTMAP_H__ */
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