94 lines
3.8 KiB
C
94 lines
3.8 KiB
C
/* $NetBSD: iomap.h,v 1.3 1996/08/23 11:17:00 leo Exp $ */
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/*
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* Copyright (c) 1995 Leo Weppelman.
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* All rights reserved.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Leo Weppelman.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _MACHINE_IOMAP_H
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#define _MACHINE_IOMAP_H
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/*
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* Atari TT hardware:
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* I/O Address maps
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*/
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#ifdef _KERNEL
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vm_offset_t stio_addr; /* Where the st io-area is mapped */
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#define AD_STIO (stio_addr) /* .. see atari_init.c */
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/*
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* PCI KVA addresses. These are determined in atari_init.c. Exept for
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* the config-space, they should be used for a PCI-console only. Other
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* cards should use the bus-functions to map io & mem spaces.
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* Each card gets an config area of NBPG bytes.
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*/
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vm_offset_t pci_conf_addr; /* KVA base of PCI config space */
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vm_offset_t pci_io_addr; /* KVA base of PCI io-space */
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vm_offset_t pci_mem_addr; /* KVA base of PCI mem-space */
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#endif /* _KERNEL */
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#define PCI_CONFB_PHYS (0xA0000000L)
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#define PCI_CONFM_PHYS (0x00080000L)
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#define PCI_IO_PHYS (0xB0000000L)
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#define PCI_MEM_PHYS (0x80000000L)
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#define PCI_CONF_SIZE (4 * NBPG)
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#define PCI_IO_SIZE (NBPG)
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#define PCI_MEM_SIZE (32 * 1024)
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#define AD_RAM (0x000000L) /* main memory */
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#define AD_CART (0xFA0000L) /* expansion cartridge */
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#define AD_ROM (0xFC0000L) /* system ROM */
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#define STIO_SIZE (0x8000L) /* Size of mapped I/O devices */
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/*
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* Physical address of I/O area. Use only for pte initialisation!
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*/
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#define STIO_PHYS ((machineid & ATARI_HADES) \
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? 0xffff8000L \
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: 0x00ff8000L)
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/*
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* I/O addresses in the STIO area:
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*/
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#define AD_RAMCFG (AD_STIO + 0x0000) /* ram configuration */
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#define AD_FAL_MON_TYPE (AD_STIO + 0x0006) /* Falcon monitor type */
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#define AD_VIDEO (AD_STIO + 0x0200) /* video controller */
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#define AD_RESERVED (AD_STIO + 0x0400) /* reserved */
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#define AD_DMA (AD_STIO + 0x0600) /* DMA device access */
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#define AD_SCSI_DMA (AD_STIO + 0x0700) /* SCSI DMA registers */
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#define AD_NCR5380 (AD_STIO + 0x0780) /* SCSI controller */
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#define AD_SOUND (AD_STIO + 0x0800) /* YM-2149 */
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#define AD_RTC (AD_STIO + 0x0960) /* TT realtime clock */
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#define AD_SCC (AD_STIO + 0x0C80) /* SCC 8530 */
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#define AD_SCU (AD_STIO + 0x0E00) /* System Control Unit */
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#define AD_MFP (AD_STIO + 0x7A00) /* 68901 */
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#define AD_MFP2 (AD_STIO + 0x7A80) /* 68901-TT */
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#define AD_ACIA (AD_STIO + 0x7C00) /* 2 * 6850 */
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#endif /* _MACHINE_IOMAP_H */
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