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185 lines
6.4 KiB
C
185 lines
6.4 KiB
C
/*-
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* William Jolitz.
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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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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: @(#)isa.h 5.7 (Berkeley) 5/9/91
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* $FreeBSD$
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*/
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#ifdef PC98
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#error isareg.h is included from PC-9801 source
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#endif
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#ifndef _ISA_ISA_H_
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#define _ISA_ISA_H_
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/* BEWARE: Included in both assembler and C code */
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/*
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* ISA Bus conventions
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*/
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/*
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* Input / Output Port Assignments
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*/
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#ifndef IO_ISABEGIN
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#define IO_ISABEGIN 0x000 /* 0x000 - Beginning of I/O Registers */
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/* CPU Board */
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#define IO_ICU1 0x020 /* 8259A Interrupt Controller #1 */
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#define IO_PMP1 0x026 /* 82347 Power Management Peripheral */
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#define IO_KBD 0x060 /* 8042 Keyboard */
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#define IO_RTC 0x070 /* RTC */
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#define IO_NMI IO_RTC /* NMI Control */
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#define IO_ICU2 0x0A0 /* 8259A Interrupt Controller #2 */
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/* Cards */
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/* 0x100 - 0x16F Open */
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#define IO_WD2 0x170 /* Secondary Fixed Disk Controller */
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#define IO_PMP2 0x178 /* 82347 Power Management Peripheral */
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/* 0x17A - 0x1EF Open */
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#define IO_WD1 0x1F0 /* Primary Fixed Disk Controller */
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#define IO_GAME 0x201 /* Game Controller */
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/* 0x202 - 0x22A Open */
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#define IO_ASC2 0x22B /* AmiScan addr.grp. 2 */
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/* 0x230 - 0x26A Open */
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#define IO_ASC3 0x26B /* AmiScan addr.grp. 3 */
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#define IO_GSC1 0x270 /* -- 0x27B! GeniScan GS-4500 addr.grp. 1 */
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#define IO_LPT2 0x278 /* Parallel Port #2 */
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/* 0x280 - 0x2AA Open */
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#define IO_ASC4 0x2AB /* AmiScan addr.grp. 4 */
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/* 0x2B0 - 0x2DF Open */
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#define IO_GSC2 0x2E0 /* GeniScan GS-4500 addr.grp. 2 */
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#define IO_COM4 0x2E8 /* COM4 i/o address */
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#define IO_ASC5 0x2EB /* AmiScan addr.grp. 5 */
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/* 0x2F0 - 0x2F7 Open */
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#define IO_COM2 0x2F8 /* COM2 i/o address */
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/* 0x300 - 0x32A Open */
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#define IO_ASC6 0x32B /* AmiScan addr.grp. 6 */
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#define IO_AHA0 0x330 /* adaptec 1542 default addr. */
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#define IO_BT0 0x330 /* bustek 742a default addr. */
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#define IO_UHA0 0x330 /* ultrastore 14f default addr. */
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#define IO_AHA1 0x334 /* adaptec 1542 default addr. */
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#define IO_BT1 0x334 /* bustek 742a default addr. */
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/* 0x340 - 0x36A Open */
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#define IO_ASC7 0x36B /* AmiScan addr.grp. 7 */
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#define IO_GSC3 0x370 /* GeniScan GS-4500 addr.grp. 3 */
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#define IO_FD2 0x370 /* secondary base i/o address */
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#define IO_LPT1 0x378 /* Parallel Port #1 */
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/* 0x380 - 0x3AA Open */
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#define IO_ASC8 0x3AB /* AmiScan addr.grp. 8 */
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#define IO_MDA 0x3B0 /* Monochome Adapter */
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#define IO_LPT3 0x3BC /* Monochome Adapter Printer Port */
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#define IO_VGA 0x3C0 /* E/VGA Ports */
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#define IO_CGA 0x3D0 /* CGA Ports */
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#define IO_GSC4 0x3E0 /* GeniScan GS-4500 addr.grp. 4 */
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#define IO_COM3 0x3E8 /* COM3 i/o address */
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#define IO_ASC1 0x3EB /* AmiScan addr.grp. 1 */
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#define IO_FD1 0x3F0 /* primary base i/o address */
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#define IO_COM1 0x3F8 /* COM1 i/o address */
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#define IO_ISAEND 0x3FF /* End (actually Max) of I/O Regs */
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#endif /* !IO_ISABEGIN */
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/*
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* Input / Output Port Sizes - these are from several sources, and tend
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* to be the larger of what was found.
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*/
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#ifndef IO_ISASIZES
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#define IO_ISASIZES
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#define IO_ASCSIZE 5 /* AmiScan GI1904-based hand scanner */
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#define IO_CGASIZE 12 /* CGA controllers */
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#define IO_EISASIZE 256 /* EISA controllers */
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#define IO_FDCSIZE 8 /* Nec765 floppy controllers */
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#define IO_GAMSIZE 16 /* AT compatible game controllers */
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#define IO_GSCSIZE 8 /* GeniScan GS-4500G hand scanner */
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#define IO_ICUSIZE 16 /* 8259A interrupt controllers */
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#define IO_KBDSIZE 16 /* 8042 Keyboard controllers */
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/* The following line was changed to support more architectures (simpler
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chipsets (like those for Alpha) only use 4, but more complex controllers
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(usually modern i386's) can use an additional 4; the probe to see if
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the additional 4 can be used by the specific chipset is now done in the ppc
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code by ppc_probe()... */
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#define IO_LPTSIZE_EXTENDED 8 /* "Extended" LPT controllers */
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#define IO_LPTSIZE_NORMAL 4 /* "Normal" LPT controllers */
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#define IO_MDASIZE 12 /* Monochrome display controllers */
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#define IO_PMPSIZE 2 /* 82347 power management peripheral */
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#define IO_PSMSIZE 5 /* 8042 Keyboard controllers */
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#define IO_RTCSIZE 16 /* CMOS real time clock, NMI control */
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#define IO_TMRSIZE 16 /* 8253 programmable timers */
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#define IO_VGASIZE 16 /* VGA controllers */
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#define IO_WDCSIZE 8 /* WD compatible disk controllers */
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#endif /* !IO_ISASIZES */
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/*
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* Input / Output Memory Physical Addresses
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*/
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#ifndef IOM_BEGIN
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#define IOM_BEGIN 0x0A0000 /* Start of I/O Memory "hole" */
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#define IOM_END 0x100000 /* End of I/O Memory "hole" */
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#define IOM_SIZE (IOM_END - IOM_BEGIN)
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#endif /* !IOM_BEGIN */
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/*
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* RAM Physical Address Space (ignoring the above mentioned "hole")
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*/
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#ifndef RAM_BEGIN
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#define RAM_BEGIN 0x0000000 /* Start of RAM Memory */
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#define RAM_END 0x1000000 /* End of RAM Memory */
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#define RAM_SIZE (RAM_END - RAM_BEGIN)
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#endif /* !RAM_BEGIN */
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#endif /* !_ISA_ISA_H_ */
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