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-/** @file
- Machine dependent constants for Intel Itanium Architecture(IPF).
-
- Copyright (c) 2010-2012, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials are licensed and made available under
- the terms and conditions of the BSD License that accompanies this distribution.
- The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * William Jolitz.
- *
- * 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.
- *
- * @(#)param.h 5.8 (Berkeley) 6/28/91
- * $NetBSD: param.h,v 1.2 2006/08/28 13:43:35 yamt Exp
- */
-#ifndef _IA64_PARAM_H_
-#define _IA64_PARAM_H_
-
-#define _MACHINE ia64
-#define MACHINE "ia64"
-#define _MACHINE_ARCH ia64
-#define MACHINE_ARCH "ia64"
-#define MID_MACHINE MID_IA64
-
-#ifdef SMP
-#define MAXCPU 512
-#else
-#define MAXCPU 1
-#endif
-
-#define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */
-#define DEV_BSIZE (1<<DEV_BSHIFT)
-#define BLKDEV_IOSIZE 2048
-
-#ifndef MAXPHYS
-#define MAXPHYS (64 * 1024) /* max raw I/O transfer size */
-#endif
-
-#define UPAGES 4
-#define USPACE (UPAGES * NBPG) /* total size of u-area */
-
-#ifndef MSGBUFSIZE
-#define MSGBUFSIZE NBPG /* default message buffer size */
-#endif
-
-#ifndef KSTACK_PAGES
-#define KSTACK_PAGES 4 /* pages of kernel stack */
-#endif
-#define KSTACK_GUARD_PAGES 0 /* pages of kstack guard; 0 disables */
-
-/*
- * Round p (pointer or byte index) up to a correctly-aligned value
- * for all data types (int, long, ...). The result is u_int and
- * must be cast to any desired pointer type.
- *
- * ALIGNED_POINTER is a boolean macro that checks whether an address
- * is valid to fetch data elements of type t from on this architecture.
- * This does not reflect the optimal alignment, just the possibility
- * (within reasonable limits).
- *
- */
-
-#define ALIGNBYTES 15
-#define ALIGN(p) (((UINT64)(p) + ALIGNBYTES) &~ ALIGNBYTES)
-#define ALIGNED_POINTER(p,t) ((((UINT64)(p)) & (sizeof(t)-1)) == 0)
-
-#define ALIGNBYTES32 (sizeof(INT32) - 1)
-#define ALIGN32(p) (((UINT64)(p) + ALIGNBYTES32) &~ALIGNBYTES32)
-
-#define PGSHIFT 14 /* LOG2(NBPG) */
-#define NBPG (1 << PGSHIFT) /* bytes/page */
-#define PGOFSET (NBPG-1) /* byte offset into page */
-#define NPTEPG (NBPG/(sizeof (pt_entry_t)))
-/*
- * Constants related to network buffer management.
- * MCLBYTES must be no larger than NBPG (the software page size), and,
- * on machines that exchange pages of input or output buffers with mbuf
- * clusters (MAPPED_MBUFS), MCLBYTES must also be an integral multiple
- * of the hardware page size.
- */
-#define MSIZE 256 /* size of an mbuf */
-
-#ifndef MCLSHIFT
- #define MCLSHIFT 11 /* convert bytes to m_buf clusters */
- /* 2K cluster can hold Ether frame */
-#endif /* MCLSHIFT */
-
-#define MCLBYTES (1 << MCLSHIFT) /* size of a m_buf cluster */
-
-#ifdef GATEWAY
- #define NMBCLUSTERS 2048 /* map size, max cluster allocation */
-#else
- #define NMBCLUSTERS 1024 /* map size, max cluster allocation */
-#endif
-
-/*
- * Minimum and maximum sizes of the kernel malloc arena in PAGE_SIZE-sized
- * logical pages.
- */
-#define NKMEMPAGES_MIN_DEFAULT ((12 * 1024 * 1024) >> PAGE_SHIFT)
-#define NKMEMPAGES_MAX_DEFAULT ((128 * 1024 * 1024) >> PAGE_SHIFT)
-
-/*
- * Mach derived conversion macros
- */
-
-#define ia64_round_page(x) ((((EFI_ULONG_T)(x)) + NBPG - 1) & ~(NBPG - 1))
-#define ia64_trunc_page(x) ((EFI_ULONG_T)(x) & ~(NBPG - 1))
-
-#define ia64_btop(x) ((EFI_ULONG_T)(x) >> PGSHIFT)
-#define ia64_ptob(x) ((EFI_ULONG_T)(x) << PGSHIFT)
-
-#endif /* _IA64_PARAM_H_ */