+++ /dev/null
-/** @file\r
- Machine dependent constants for Intel Itanium Architecture(IPF).\r
-\r
- Copyright (c) 2010-2012, Intel Corporation. All rights reserved.<BR>\r
- This program and the accompanying materials are licensed and made available under\r
- the terms and conditions of the BSD License that accompanies this distribution.\r
- The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
- * Copyright (c) 1990 The Regents of the University of California.\r
- * All rights reserved.\r
- *\r
- * This code is derived from software contributed to Berkeley by\r
- * William Jolitz.\r
- *\r
- * Redistribution and use in source and binary forms, with or without\r
- * modification, are permitted provided that the following conditions\r
- * are met:\r
- * 1. Redistributions of source code must retain the above copyright\r
- * notice, this list of conditions and the following disclaimer.\r
- * 2. Redistributions in binary form must reproduce the above copyright\r
- * notice, this list of conditions and the following disclaimer in the\r
- * documentation and/or other materials provided with the distribution.\r
- * 3. Neither the name of the University nor the names of its contributors\r
- * may be used to endorse or promote products derived from this software\r
- * without specific prior written permission.\r
- *\r
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND\r
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE\r
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\r
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\r
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\r
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\r
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\r
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\r
- * SUCH DAMAGE.\r
- *\r
- * @(#)param.h 5.8 (Berkeley) 6/28/91\r
- * $NetBSD: param.h,v 1.2 2006/08/28 13:43:35 yamt Exp\r
- */\r
-#ifndef _IA64_PARAM_H_\r
-#define _IA64_PARAM_H_\r
-\r
-#define _MACHINE ia64\r
-#define MACHINE "ia64"\r
-#define _MACHINE_ARCH ia64\r
-#define MACHINE_ARCH "ia64"\r
-#define MID_MACHINE MID_IA64\r
-\r
-#ifdef SMP\r
-#define MAXCPU 512\r
-#else\r
-#define MAXCPU 1\r
-#endif\r
-\r
-#define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */\r
-#define DEV_BSIZE (1<<DEV_BSHIFT)\r
-#define BLKDEV_IOSIZE 2048\r
-\r
-#ifndef MAXPHYS\r
-#define MAXPHYS (64 * 1024) /* max raw I/O transfer size */\r
-#endif\r
-\r
-#define UPAGES 4\r
-#define USPACE (UPAGES * NBPG) /* total size of u-area */\r
-\r
-#ifndef MSGBUFSIZE\r
-#define MSGBUFSIZE NBPG /* default message buffer size */\r
-#endif\r
-\r
-#ifndef KSTACK_PAGES\r
-#define KSTACK_PAGES 4 /* pages of kernel stack */\r
-#endif\r
-#define KSTACK_GUARD_PAGES 0 /* pages of kstack guard; 0 disables */\r
-\r
-/*\r
- * Round p (pointer or byte index) up to a correctly-aligned value\r
- * for all data types (int, long, ...). The result is u_int and\r
- * must be cast to any desired pointer type.\r
- *\r
- * ALIGNED_POINTER is a boolean macro that checks whether an address\r
- * is valid to fetch data elements of type t from on this architecture.\r
- * This does not reflect the optimal alignment, just the possibility\r
- * (within reasonable limits).\r
- *\r
- */\r
-\r
-#define ALIGNBYTES 15\r
-#define ALIGN(p) (((UINT64)(p) + ALIGNBYTES) &~ ALIGNBYTES)\r
-#define ALIGNED_POINTER(p,t) ((((UINT64)(p)) & (sizeof(t)-1)) == 0)\r
-\r
-#define ALIGNBYTES32 (sizeof(INT32) - 1)\r
-#define ALIGN32(p) (((UINT64)(p) + ALIGNBYTES32) &~ALIGNBYTES32)\r
-\r
-#define PGSHIFT 14 /* LOG2(NBPG) */\r
-#define NBPG (1 << PGSHIFT) /* bytes/page */\r
-#define PGOFSET (NBPG-1) /* byte offset into page */\r
-#define NPTEPG (NBPG/(sizeof (pt_entry_t)))\r
-/*\r
- * Constants related to network buffer management.\r
- * MCLBYTES must be no larger than NBPG (the software page size), and,\r
- * on machines that exchange pages of input or output buffers with mbuf\r
- * clusters (MAPPED_MBUFS), MCLBYTES must also be an integral multiple\r
- * of the hardware page size.\r
- */\r
-#define MSIZE 256 /* size of an mbuf */\r
-\r
-#ifndef MCLSHIFT\r
- #define MCLSHIFT 11 /* convert bytes to m_buf clusters */\r
- /* 2K cluster can hold Ether frame */\r
-#endif /* MCLSHIFT */\r
-\r
-#define MCLBYTES (1 << MCLSHIFT) /* size of a m_buf cluster */\r
-\r
-#ifdef GATEWAY\r
- #define NMBCLUSTERS 2048 /* map size, max cluster allocation */\r
-#else\r
- #define NMBCLUSTERS 1024 /* map size, max cluster allocation */\r
-#endif\r
-\r
-/*\r
- * Minimum and maximum sizes of the kernel malloc arena in PAGE_SIZE-sized\r
- * logical pages.\r
- */\r
-#define NKMEMPAGES_MIN_DEFAULT ((12 * 1024 * 1024) >> PAGE_SHIFT)\r
-#define NKMEMPAGES_MAX_DEFAULT ((128 * 1024 * 1024) >> PAGE_SHIFT)\r
-\r
-/*\r
- * Mach derived conversion macros\r
- */\r
-\r
-#define ia64_round_page(x) ((((EFI_ULONG_T)(x)) + NBPG - 1) & ~(NBPG - 1))\r
-#define ia64_trunc_page(x) ((EFI_ULONG_T)(x) & ~(NBPG - 1))\r
-\r
-#define ia64_btop(x) ((EFI_ULONG_T)(x) >> PGSHIFT)\r
-#define ia64_ptob(x) ((EFI_ULONG_T)(x) << PGSHIFT)\r
-\r
-#endif /* _IA64_PARAM_H_ */\r
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