/*
* 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_sparc64_mm
* @{
*/
/** @file
*/
#ifndef KERN_sparc64_sun4u_KM_H_
#define KERN_sparc64_sun4u_KM_H_
#include <stdbool.h>
#include <typedefs.h>
/*
* Be conservative and assume the 44-bit virtual address width as found
* on the UltraSPARC CPU, even when running on a newer CPU, such as
* UltraSPARC III, which has the full 64-bit virtual address width.
*
* Do not use the 4 GiB area on either side of the VA hole to meet the
* limitations of the UltraSPARC CPU.
*/
#define KM_SPARC64_US_IDENTITY_START UINT64_C(0x0000000000000000)
#define KM_SPARC64_US_IDENTITY_SIZE UINT64_C(0x000007ff00000000)
#define KM_SPARC64_US_NON_IDENTITY_START UINT64_C(0xfffff80100000000)
#define KM_SPARC64_US_NON_IDENTITY_SIZE UINT64_C(0x000007ff00000000)
extern void km_identity_arch_init(void);
extern void km_non_identity_arch_init(void);
extern bool km_is_non_identity_arch(uintptr_t);
#endif
/** @}
*/