mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-20 11:11:24 +00:00
118 lines
4.2 KiB
C
118 lines
4.2 KiB
C
/*-
|
|
* 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.
|
|
* 4. 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.
|
|
*
|
|
* from: @(#)isa.h 5.7 (Berkeley) 5/9/91
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _PC98_PC98_PC98_H_
|
|
#define _PC98_PC98_PC98_H_
|
|
|
|
/* BEWARE: Included in both assembler and C code */
|
|
|
|
/*
|
|
* PC98 Bus conventions
|
|
* modified for PC9801 by A.Kojima F.Ukai M.Ishii
|
|
* Kyoto University Microcomputer Club (KMC)
|
|
*/
|
|
|
|
/*
|
|
* Input / Output Port Assignments
|
|
*/
|
|
#ifndef IO_ISABEGIN
|
|
#define IO_ISABEGIN 0x000 /* 0x000 - Beginning of I/O Registers */
|
|
|
|
/* PC98 IO address ... very dirty (^_^; */
|
|
|
|
#define IO_ICU1 0x000 /* 8259A Interrupt Controller #1 */
|
|
#define IO_DMA 0x001 /* 8237A DMA Controller */
|
|
#define IO_ICU2 0x008 /* 8259A Interrupt Controller #2 */
|
|
#define IO_RTC 0x020 /* 4990A RTC */
|
|
#define IO_SYSPORT 0x031 /* 8255A System Port */
|
|
#define IO_PPI 0x035 /* Programmable Peripheral Interface */
|
|
#define IO_KBD 0x041 /* 8251A Keyboard */
|
|
#define IO_TIMER1 0x071 /* 8253C Timer */
|
|
#define IO_COM2 0x0B1 /* 8251A RS232C serial I/O (ext) */
|
|
#define IO_COM3 0x0B9 /* 8251A RS232C serial I/O (ext) */
|
|
#define IO_FDPORT 0x0BE /* FD I/F port (1M<->640K,EMTON) */
|
|
#define IO_NPX 0x0F8 /* Numeric Coprocessor */
|
|
#define IO_WD1_EPSON 0x80 /* 386note Hard disk controller */
|
|
#define IO_ISAEND 0xFFFF /* - 0x3FF End of I/O Registers */
|
|
#endif /* !IO_ISABEGIN */
|
|
|
|
/*
|
|
* Input / Output Port Sizes - these are from several sources, and tend
|
|
* to be the larger of what was found, ie COM ports can be 4, but some
|
|
* boards do not fully decode the address, thus 8 ports are used.
|
|
*/
|
|
#ifndef IO_ISASIZES
|
|
#define IO_ISASIZES
|
|
|
|
#define IO_KBDSIZE 16 /* 8042 Keyboard controllers */
|
|
#define IO_LPTSIZE 8 /* LPT controllers, some use only 4 */
|
|
#define IO_LPTSIZE_EXTENDED 8 /* "Extended" LPT controllers */
|
|
#define IO_LPTSIZE_NORMAL 4 /* "Normal" LPT controllers */
|
|
#define IO_NPXSIZE 8 /* 80387/80487 NPX registers */
|
|
|
|
#endif /* !IO_ISASIZES */
|
|
|
|
/*
|
|
* Input / Output Memory Physical Addresses
|
|
*/
|
|
#ifndef IOM_BEGIN
|
|
#define IOM_BEGIN 0x0A0000 /* Start of I/O Memory "hole" */
|
|
#define IOM_END 0x100000 /* End of I/O Memory "hole" */
|
|
#define IOM_SIZE (IOM_END - IOM_BEGIN)
|
|
#endif /* !IOM_BEGIN */
|
|
|
|
/*
|
|
* RAM Physical Address Space (ignoring the above mentioned "hole")
|
|
*/
|
|
#ifndef RAM_BEGIN
|
|
#define RAM_BEGIN 0x0000000 /* Start of RAM Memory */
|
|
#ifdef EPSON_BOUNCEDMA
|
|
#define RAM_END 0x0f00000 /* End of EPSON GR?? RAM Memory */
|
|
#else
|
|
#define RAM_END 0x1000000 /* End of RAM Memory */
|
|
#endif
|
|
#define RAM_SIZE (RAM_END - RAM_BEGIN)
|
|
#endif /* !RAM_BEGIN */
|
|
|
|
#define M_NEC_PC98 0x0001
|
|
#define M_EPSON_PC98 0x0002
|
|
#define M_NOT_H98 0x0010
|
|
#define M_H98 0x0020
|
|
#define M_NOTE 0x0040
|
|
#define M_NORMAL 0x1000
|
|
#define M_8M 0x8000
|
|
|
|
#endif /* !_PC98_PC98_PC98_H_ */
|