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/******************************************************************************
* iocap.h
*
* Architecture-specific per-domain I/O capabilities.
*/
#ifndef __X86_IOCAP_H__
#define __X86_IOCAP_H__
#define ioports_permit_access(d, s, e) \
rangeset_add_range((d)->arch.ioport_caps, s, e)
#define ioports_deny_access(d, s, e) \
rangeset_remove_range((d)->arch.ioport_caps, s, e)
#define ioports_access_permitted(d, s, e) \
rangeset_contains_range((d)->arch.ioport_caps, s, e)
#define cache_flush_permitted(d) \
(!rangeset_is_empty((d)->iomem_caps) || \
!rangeset_is_empty((d)->arch.ioport_caps))
#define multipage_allocation_permitted(d, order) \
(((order) <= 9) || /* allow 2MB superpages */ \
!rangeset_is_empty((d)->iomem_caps) || \
!rangeset_is_empty((d)->arch.ioport_caps))
#endif /* __X86_IOCAP_H__ */
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