/* $NetBSD: param.h,v 1.3 2022/10/14 07:13:58 skrll Exp $ */ /*- * Copyright (c) 2014 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Matt Thomas of 3am Software Foundry. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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 _OR1K_PARAM_H_ #define _OR1K_PARAM_H_ /* * Machine dependent constants for all OpenRISC processors */ /* * For KERNEL code: * MACHINE must be defined by the individual port. This is so that * uname returns the correct thing, etc. * * For non-KERNEL code: * If ELF, MACHINE and MACHINE_ARCH are forced to "or1k/or1k". */ #define _MACHINE_ARCH or1k #define MACHINE_ARCH "or1k" #define _MACHINE or1k #define MACHINE "or1k" #define MID_MACHINE MID_OR1K /* OR1K-specific macro to align a stack pointer (downwards). */ #define STACK_ALIGNBYTES (__BIGGEST_ALIGNMENT__ - 1) #define ALIGNBYTES32 __BIGGEST_ALIGNMENT__ #define NKMEMPAGES_MAX_DEFAULT ((2048UL * 1024 * 1024) >> PAGE_SHIFT) #define NKMEMPAGES_MIN_DEFAULT ((128UL * 1024 * 1024) >> PAGE_SHIFT) #define PGSHIFT 13 #define NBPG (1 << PGSHIFT) #define PGOFSET (NBPG - 1) /* * Constants related to network buffer management. * MCLBYTES must be no larger than NBPG (the software page size), and * NBPG % MCLBYTES must be zero. */ #define MSIZE 512 /* 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 _KERNEL void delay(unsigned long); #define DELAY(x) delay(x) #endif #endif /* _OR1K_PARAM_H_ */ |