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* Copyright (c) 2005 Jakub Jermar
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* - The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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/** @addtogroup sparc64mm
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#ifndef KERN_sparc64_FRAME_H_
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#define KERN_sparc64_FRAME_H_
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* Page size supported by the MMU.
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* For 8K there is the nasty illegal virtual aliasing problem.
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* Therefore, the kernel uses 8K only internally on the TLB and TSB levels.
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#define MMU_FRAME_WIDTH 13 /* 8K */
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#define MMU_FRAME_SIZE (1 << MMU_FRAME_WIDTH)
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* Page size exported to the generic memory management subsystems.
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* This page size is not directly supported by the MMU, but we can emulate
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* each 16K page with a pair of adjacent 8K pages.
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#define FRAME_WIDTH 14 /* 16K */
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#define FRAME_SIZE (1 << FRAME_WIDTH)
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#include <arch/types.h>
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uint64_t pfn : 28; /**< Physical Frame Number. */
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uint64_t pfn : 30; /**< Physical Frame Number. */
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unsigned offset : 13; /**< Offset. */
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} __attribute__ ((packed));
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typedef union frame_address frame_address_t;
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extern uintptr_t last_frame;
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extern uintptr_t end_of_identity;
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extern void frame_arch_init(void);
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#define physmem_print()