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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. * 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: release/9.1.0/sys/isa/isareg.h 146214 2005-05-14 10:14:56Z nyan $ */ #ifdef PC98 #error isareg.h is included from PC-9801 source #endif #ifndef _ISA_ISA_H_ #define _ISA_ISA_H_ /* BEWARE: Included in both assembler and C code */ /* * ISA Bus conventions */ /* * Input / Output Port Assignments */ #ifndef IO_ISABEGIN #define IO_ISABEGIN 0x000 /* 0x000 - Beginning of I/O Registers */ /* CPU Board */ #define IO_ICU1 0x020 /* 8259A Interrupt Controller #1 */ #define IO_PMP1 0x026 /* 82347 Power Management Peripheral */ #define IO_KBD 0x060 /* 8042 Keyboard */ #define IO_RTC 0x070 /* RTC */ #define IO_NMI IO_RTC /* NMI Control */ #define IO_ICU2 0x0A0 /* 8259A Interrupt Controller #2 */ /* Cards */ /* 0x100 - 0x16F Open */ #define IO_WD2 0x170 /* Secondary Fixed Disk Controller */ #define IO_PMP2 0x178 /* 82347 Power Management Peripheral */ /* 0x17A - 0x1EF Open */ #define IO_WD1 0x1F0 /* Primary Fixed Disk Controller */ #define IO_GAME 0x201 /* Game Controller */ /* 0x202 - 0x22A Open */ #define IO_ASC2 0x22B /* AmiScan addr.grp. 2 */ /* 0x230 - 0x26A Open */ #define IO_ASC3 0x26B /* AmiScan addr.grp. 3 */ #define IO_GSC1 0x270 /* -- 0x27B! GeniScan GS-4500 addr.grp. 1 */ #define IO_LPT2 0x278 /* Parallel Port #2 */ /* 0x280 - 0x2AA Open */ #define IO_ASC4 0x2AB /* AmiScan addr.grp. 4 */ /* 0x2B0 - 0x2DF Open */ #define IO_GSC2 0x2E0 /* GeniScan GS-4500 addr.grp. 2 */ #define IO_COM4 0x2E8 /* COM4 i/o address */ #define IO_ASC5 0x2EB /* AmiScan addr.grp. 5 */ /* 0x2F0 - 0x2F7 Open */ #define IO_COM2 0x2F8 /* COM2 i/o address */ /* 0x300 - 0x32A Open */ #define IO_ASC6 0x32B /* AmiScan addr.grp. 6 */ #define IO_AHA0 0x330 /* adaptec 1542 default addr. */ #define IO_BT0 0x330 /* bustek 742a default addr. */ #define IO_UHA0 0x330 /* ultrastore 14f default addr. */ #define IO_AHA1 0x334 /* adaptec 1542 default addr. */ #define IO_BT1 0x334 /* bustek 742a default addr. */ /* 0x340 - 0x36A Open */ #define IO_ASC7 0x36B /* AmiScan addr.grp. 7 */ #define IO_GSC3 0x370 /* GeniScan GS-4500 addr.grp. 3 */ #define IO_FD2 0x370 /* secondary base i/o address */ #define IO_LPT1 0x378 /* Parallel Port #1 */ /* 0x380 - 0x3AA Open */ #define IO_ASC8 0x3AB /* AmiScan addr.grp. 8 */ #define IO_MDA 0x3B0 /* Monochome Adapter */ #define IO_LPT3 0x3BC /* Monochome Adapter Printer Port */ #define IO_VGA 0x3C0 /* E/VGA Ports */ #define IO_CGA 0x3D0 /* CGA Ports */ #define IO_GSC4 0x3E0 /* GeniScan GS-4500 addr.grp. 4 */ #define IO_COM3 0x3E8 /* COM3 i/o address */ #define IO_ASC1 0x3EB /* AmiScan addr.grp. 1 */ #define IO_FD1 0x3F0 /* primary base i/o address */ #define IO_COM1 0x3F8 /* COM1 i/o address */ #define IO_ISAEND 0x3FF /* End (actually Max) of I/O Regs */ #endif /* !IO_ISABEGIN */ /* * Input / Output Port Sizes - these are from several sources, and tend * to be the larger of what was found. */ #ifndef IO_ISASIZES #define IO_ISASIZES #define IO_ASCSIZE 5 /* AmiScan GI1904-based hand scanner */ #define IO_CGASIZE 12 /* CGA controllers */ #define IO_EISASIZE 256 /* 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 */ /* The following line was changed to support more architectures (simpler chipsets (like those for Alpha) only use 4, but more complex controllers (usually modern i386's) can use an additional 4; the probe to see if the additional 4 can be used by the specific chipset is now done in the ppc code by ppc_probe()... */ #define IO_LPTSIZE_EXTENDED 8 /* "Extended" LPT controllers */ #define IO_LPTSIZE_NORMAL 4 /* "Normal" LPT controllers */ #define IO_MDASIZE 12 /* Monochrome display controllers */ #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 */ #define RAM_END 0x1000000 /* End of RAM Memory */ #define RAM_SIZE (RAM_END - RAM_BEGIN) #endif /* !RAM_BEGIN */ #endif /* !_ISA_ISA_H_ */