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553cb3ed46
sys/param.h was manually adjusted to not define __NetBSD_Version__ since it will be defined by the compiler.
106 lines
No EOL
3.2 KiB
C
Vendored
106 lines
No EOL
3.2 KiB
C
Vendored
/* $NetBSD: param.h,v 1.7 2022/10/12 07:50:00 simonb Exp $ */
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/*-
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* Copyright (c) 2014 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Matt Thomas of 3am Software Foundry.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _RISCV_PARAM_H_
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#define _RISCV_PARAM_H_
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#ifdef _KERNEL_OPT
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#include "opt_param.h"
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#endif
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/*
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* Machine dependent constants for all OpenRISC processors
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*/
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/*
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* For KERNEL code:
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* MACHINE must be defined by the individual port. This is so that
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* uname returns the correct thing, etc.
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*
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* For non-KERNEL code:
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* If ELF, MACHINE and MACHINE_ARCH are forced to "or1k/or1k".
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*/
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#ifdef _LP64
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#define _MACHINE_ARCH riscv64
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#define MACHINE_ARCH "riscv64"
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#define _MACHINE_ARCH32 riscv32
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#define MACHINE_ARCH32 "riscv32"
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#else
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#define _MACHINE_ARCH riscv32
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#define MACHINE_ARCH "riscv32"
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#endif
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#define _MACHINE riscv
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#define MACHINE "riscv"
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#define MID_MACHINE MID_RISCV
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/* RISCV-specific macro to align a stack pointer (downwards). */
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#define STACK_ALIGNBYTES (__BIGGEST_ALIGNMENT__ - 1)
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#define ALIGNBYTES32 __BIGGEST_ALIGNMENT__
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#define NKMEMPAGES_MIN_DEFAULT ((128UL * 1024 * 1024) >> PAGE_SHIFT)
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#define NKMEMPAGES_MAX_UNLIMITED 1
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#define PGSHIFT 12
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#define NBPG (1 << PGSHIFT)
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#define PGOFSET (NBPG - 1)
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#define UPAGES 2
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#define USPACE (UPAGES << PGSHIFT)
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#define USPACE_ALIGN NBPG
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/*
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* Constants related to network buffer management.
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* MCLBYTES must be no larger than NBPG (the software page size), and
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* NBPG % MCLBYTES must be zero.
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*/
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#define MSIZE 512 /* size of an mbuf */
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#ifndef MCLSHIFT
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#define MCLSHIFT 11 /* convert bytes to m_buf clusters */
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/* 2K cluster can hold Ether frame */
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#endif /* MCLSHIFT */
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#define MCLBYTES (1 << MCLSHIFT) /* size of a m_buf cluster */
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#ifndef MSGBUFSIZE
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#define MSGBUFSIZE 65536 /* default message buffer size */
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#endif
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#define MAXCPUS 32
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#ifdef _KERNEL
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void delay(unsigned long);
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#define DELAY(x) delay(x)
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#endif
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#endif /* _RISCV_PARAM_H_ */ |