FreeBSD/Linux Kernel Cross Reference
sys/pc98/pc98/pc98.h

     /*-
      * 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. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed by the University of
     *      California, Berkeley and its contributors.
     * 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: releng/5.0/sys/pc98/pc98/pc98.h 86912 2001-11-26 12:29:53Z nyan $
     */
    
    #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_DMAPG        0x021           /* DMA Page Registers */
    #define IO_COM1         0x030           /* 8251A RS232C serial I/O (int) */
    #define IO_SYSPORT      0x031           /* 8255A System Port */
    #define IO_PPI          0x035           /* Programmable Peripheral Interface */
    #define IO_LPT          0x040           /* 8255A Printer Port */
    #define IO_KBD          0x041           /* 8251A Keyboard */
    #define IO_NMI          0x050           /* NMI Control */
    #define IO_WAIT         0x05F           /* WAIT 0.6 us */
    #define IO_GDC1         0x060           /* 7220 GDC Text Control */
    #define IO_TIMER1       0x071           /* 8253C Timer */
    #define IO_SASI         0x080           /* SASI Hard Disk Controller */
    #define IO_FD1          0x090           /* 765A 1MB FDC */
    #define IO_GDC2         0x0A0           /* 7220 GDC Graphic Control */
    #define IO_CGROM        0x0A1           /* Character ROM */
    #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_FD2          0x0C8           /* 765A 640KB FDC */
    #define IO_SIO1         0x0D0           /* MC16550II ext RS232C */
    #define IO_REEST        0x0F0           /* CPU FPU reset */
    #define IO_A2OEN        0x0F2           /* A20 enable */
    #define IO_A20CT        0x0F6           /* A20 control enable/disable */
    #define IO_NPX          0x0F8           /* Numeric Coprocessor */
    #define IO_SOUND        0x188           /* YM2203 FM sound board */
    #define IO_EGC          0x4A0           /* 7220 GDC Graphic Control */
    #define IO_SCSI         0xCC0           /* SCSI Controller */
    #define IO_SIO2         0x8D0           /* MC16550II ext RS232C */
    #define IO_BEEPF        0x3FDB          /* beep frequency */
    #define IO_MOUSE        0x7FD9          /* mouse */
    #define IO_BMS          0x7FD9          /* Bus Mouse */
    #define IO_MSE          0x7FD9          /* Bus Mouse */
    #define IO_MOUSETM      0xDFBD          /* mouse timer */
            
    #define IO_WD1_NEC      0x640           /* 98note IDE Hard disk controller */
    #define IO_WD1_EPSON    0x80            /* 386note Hard disk controller */
    #define IO_WD1          IO_WD1_NEC      /* IDE 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_ASCSIZE      5               /* AmiScan GI1904-based hand scanner */
   #define IO_CGASIZE      16              /* CGA controllers */
   #define IO_DMASIZE      16              /* 8237 DMA controllers */
   #define IO_DPGSIZE      32              /* 74LS612 DMA page registers */
   #define IO_EISASIZE     4096            /* EISA controllers */
   #define IO_FDCSIZE      8               /* Nec765 floppy controllers */
   #define IO_GAMSIZE      16              /* AT compatible game controllers */
   #define IO_GSCSIZE      8               /* GeniScan GS-4500G hand scanner */
   #define IO_ICUSIZE      16              /* 8259A interrupt controllers */
   #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_MDASIZE      16              /* Monochrome display controllers */
   #define IO_NPXSIZE      8               /* 80387/80487 NPX registers */
   #define IO_PMPSIZE      2               /* 82347 power management peripheral */
   #define IO_PSMSIZE      5               /* 8042 Keyboard controllers */
   #define IO_RTCSIZE      16              /* CMOS real time clock, NMI control */
   #define IO_TMRSIZE      16              /* 8253 programmable timers */
   #define IO_VGASIZE      16              /* VGA controllers */
   #define IO_WDCSIZE      8               /* WD compatible disk controllers */
   
   #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 */
   
   #ifndef PC98 /* IBM-PC */
   /*
    * Oddball Physical Memory Addresses
    */
   #ifndef COMPAQ_RAMRELOC
   #define COMPAQ_RAMRELOC 0x80C00000      /* Compaq RAM relocation/diag */
   #define COMPAQ_RAMSETUP 0x80C00002      /* Compaq RAM setup */
   #define WEITEK_FPU      0xC0000000      /* WTL 2167 */
   #define CYRIX_EMC       0xC0000000      /* Cyrix EMC */
   #endif /* !COMPAQ_RAMRELOC */
   #endif
   
   #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
   
   /*
    * Obtained from NetBSD/pc98
    */
   #define MADDRUNK        -1
   #define IRQUNK           0
   #define DRQUNK          -1
   
   #endif /* !_PC98_PC98_PC98_H_ */

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