diff options
Diffstat (limited to 'c/src/lib/libbsp/sparc64/shared/helenos/kernel/sparc64/include/mm/sun4u/page.h')
-rw-r--r-- | c/src/lib/libbsp/sparc64/shared/helenos/kernel/sparc64/include/mm/sun4u/page.h | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/c/src/lib/libbsp/sparc64/shared/helenos/kernel/sparc64/include/mm/sun4u/page.h b/c/src/lib/libbsp/sparc64/shared/helenos/kernel/sparc64/include/mm/sun4u/page.h deleted file mode 100644 index f1451a2866..0000000000 --- a/c/src/lib/libbsp/sparc64/shared/helenos/kernel/sparc64/include/mm/sun4u/page.h +++ /dev/null @@ -1,84 +0,0 @@ -/* - * Copyright (c) 2005 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 sparc64mm - * @{ - */ -/** @file - */ - -#ifndef KERN_sparc64_PAGE_H_ -#define KERN_sparc64_PAGE_H_ - -#include <arch/mm/frame.h> - -/* - * On the TLB and TSB level, we still use 8K pages, which are supported by the - * MMU. - */ -#define MMU_PAGE_WIDTH MMU_FRAME_WIDTH -#define MMU_PAGE_SIZE MMU_FRAME_SIZE - -/* - * On the page table level, we use 16K pages. 16K pages are not supported by - * the MMU but we emulate them with pairs of 8K pages. - */ -#define PAGE_WIDTH FRAME_WIDTH -#define PAGE_SIZE FRAME_SIZE - -#define MMU_PAGES_PER_PAGE (1 << (PAGE_WIDTH - MMU_PAGE_WIDTH)) - -#ifdef KERNEL - -#ifndef __ASM__ - -#include <arch/interrupt.h> - -extern uintptr_t physmem_base; - -#define KA2PA(x) (((uintptr_t) (x)) + physmem_base) -#define PA2KA(x) (((uintptr_t) (x)) - physmem_base) - -typedef union { - uintptr_t address; - struct { - uint64_t vpn : 51; /**< Virtual Page Number. */ - unsigned offset : 13; /**< Offset. */ - } __attribute__ ((packed)); -} page_address_t; - -extern void page_arch_init(void); - -#endif /* !def __ASM__ */ - -#endif /* KERNEL */ - -#endif - -/** @} - */ |