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/*-
* 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
* $Id: pc98.h,v 1.6 1996/10/23 07:25:22 asami Exp $
*/
#ifndef _PC98_PC98_PC98_H_
#define _PC98_PC98_PC98_H_
/* BEWARE: Included in both assembler and C code */
/*
* PC98 Bus conventions
*/
/*
* 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_COMSIZE 8 /* 8250, 16X50 com controllers (4?) */
#define IO_CGASIZE 16 /* CGA controllers */
#define IO_DMASIZE 16 /* 8237 DMA controllers */
#define IO_DPGSIZE 32 /* 74LS612 DMA page registers */
#define IO_FDCSIZE 8 /* Nec765 floppy controllers */
#define IO_WDCSIZE 8 /* WD compatible disk controllers */
#define IO_GAMSIZE 16 /* AT compatible game controllers */
#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_MDASIZE 16 /* Monochrome display controllers */
#define IO_RTCSIZE 16 /* CMOS real time clock, NMI control */
#define IO_TMRSIZE 16 /* 8253 programmable timers */
#define IO_NPXSIZE 16 /* 80387/80487 NPX registers */
#define IO_VGASIZE 16 /* VGA controllers */
#define IO_EISASIZE 4096 /* EISA controllers */
#define IO_PMPSIZE 2 /* 82347 power management peripheral */
#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 /* !RAM_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 PC98_VECTOR_SIZE (0x400)
#define PC98_SYSTEM_PARAMETER_SIZE (0x230)
#define PC98_SAVE_AREA(highreso_flag) (0xa1000)
#define PC98_SAVE_AREA_ADDRESS (0x10)
#define OFS_BOOT_boothowto 0x210
#define OFS_BOOT_bootdev 0x214
#define OFS_BOOT_cyloffset 0x218
#define OFS_WD_BIOS_SECSIZE(i) (0x200+(i)*6)
#define OFS_WD_BIOS_NCYL(i) (0x202+(i)*6)
#define OFS_WD_BIOS_HEAD(i) (0x205+(i)*6)
#define OFS_WD_BIOS_SEC(i) (0x204+(i)*6)
#define OFS_pc98_machine_type 0x220
#define OFS_epson_machine_id 0x224
#define OFS_epson_bios_id 0x225
#define OFS_epson_system_type 0x226
#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
#if defined(KERNEL) && !defined(LOCORE)
/* BIOS parameter block */
extern unsigned char pc98_system_parameter[]; /* in locore.c */
#define PC98_SYSTEM_PARAMETER(x) pc98_system_parameter[(x)-0x400]
#define BOOT_boothowto (*(unsigned long*)(&pc98_system_parameter[OFS_BOOT_boothowto]))
#define BOOT_bootdev (*(unsigned long*)(&pc98_system_parameter[OFS_BOOT_bootdev]))
#define BOOT_cyloffset (*(unsigned long*)(&pc98_system_parameter[OFS_BOOT_cyloffset]))
#define WD_BIOS_SECSIZE(i) (*(unsigned short*)(&pc98_system_parameter[OFS_WD_BIOS_SECSIZE(i)]))
#define WD_BIOS_NCYL(i) (*(unsigned short*)(&pc98_system_parameter[OFS_WD_BIOS_NCYL(i)]))
#define WD_BIOS_HEAD(i) (pc98_system_parameter[OFS_WD_BIOS_HEAD(i)])
#define WD_BIOS_SEC(i) (pc98_system_parameter[OFS_WD_BIOS_SEC(i)])
#define pc98_machine_type (*(unsigned long*)&pc98_system_parameter[OFS_pc98_machine_type])
#define epson_machine_id (pc98_system_parameter[OFS_epson_machine_id])
#define epson_bios_id (pc98_system_parameter[OFS_epson_bios_id])
#define epson_system_type (pc98_system_parameter[OFS_epson_system_type])
# define PC98_TYPE_CHECK(x) ((pc98_machine_type & (x)) == (x))
#endif /* KERNEL */
/*
* Obtained from NetBSD/pc98
*/
#define MADDRUNK -1
#define IRQUNK 0
#define DRQUNK -1
#endif /* !_PC98_PC98_PC98_H_ */
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