/*
* Copyright (c) 2011 Jakub Jermar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** @addtogroup kernel_generic_mm
* @{
*/
/** @file
*/
#ifndef KERN_KM_H_
#define KERN_KM_H_
#include <typedefs.h>
#include <mm/frame.h>
#define KM_NATURAL_ALIGNMENT -1U
extern void km_identity_init(void);
extern void km_non_identity_init(void);
extern void km_non_identity_span_add(uintptr_t, size_t);
extern uintptr_t km_page_alloc(size_t, size_t);
extern void km_page_free(uintptr_t, size_t);
extern bool km_is_non_identity(uintptr_t);
extern uintptr_t km_map(uintptr_t, size_t, size_t, unsigned int);
extern void km_unmap(uintptr_t, size_t);
extern uintptr_t km_temporary_page_get(uintptr_t *, frame_flags_t);
extern void km_temporary_page_put(uintptr_t);
#endif
/** @}
*/