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Diffstat (limited to 'sys/arch/zaurus/include/vmparam.h')
| -rw-r--r-- | sys/arch/zaurus/include/vmparam.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/sys/arch/zaurus/include/vmparam.h b/sys/arch/zaurus/include/vmparam.h new file mode 100644 index 00000000000..5c757a150ce --- /dev/null +++ b/sys/arch/zaurus/include/vmparam.h @@ -0,0 +1,100 @@ +/* $OpenBSD: vmparam.h,v 1.1 2004/12/31 00:04:35 drahn Exp $ */ +/* $NetBSD: vmparam.h,v 1.23 2003/05/22 05:47:07 thorpej Exp $ */ + +/* + * Copyright (c) 1988 The Regents of the University of California. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. + */ + +#ifndef _ARM32_VMPARAM_H_ +#define _ARM32_VMPARAM_H_ + +#define ARM_KERNEL_BASE 0xc0000000 + +#include <arm/vmparam.h> + +#ifdef _KERNEL +/* + * Address space constants + */ + +/* + * The line between user space and kernel space + * Mappings >= KERNEL_BASE are constant across all processes + */ +#define KERNEL_BASE ARM_KERNEL_BASE + +/* + * Override the default pager_map size, there's not enough KVA. + */ +#define PAGER_MAP_SIZE (4 * 1024 * 1024) + +/* + * Size of User Raw I/O map + */ + +#define USRIOSIZE 300 + +/* virtual sizes (bytes) for various kernel submaps */ + +#define VM_PHYS_SIZE (USRIOSIZE*PAGE_SIZE) + +/* + * max number of non-contig chunks of physical RAM you can have + */ + +#define VM_PHYSSEG_MAX 32 + +/* + * when converting a physical address to a vm_page structure, we + * want to use a binary search on the chunks of physical memory + * to find our RAM + */ + +#define VM_PHYSSEG_STRAT VM_PSTRAT_BSEARCH + +/* + * this indicates that we can't add RAM to the VM system after the + * vm system is init'd. + */ + +#define VM_PHYSSEG_NOADD + +/* + * we support 2 free lists: + * + * - DEFAULT for all systems + * - ISADMA for the ISA DMA range on Sharks only + */ +#endif /* _KERNEL */ + +#define VM_NFREELIST 2 +#define VM_FREELIST_DEFAULT 0 +#define VM_FREELIST_ISADMA 1 + + +#endif /* _ARM32_VMPARAM_H_ */ |