76cb6aaa5c
magic numbers.
99 lines
3.8 KiB
C
99 lines
3.8 KiB
C
/*-
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* Device driver for Specialix range (SI/XIO) of serial line multiplexors.
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* 'C' definitions for Specialix serial multiplex driver.
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*
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* Copyright (C) 1990, 1992, 1998 Specialix International,
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* Copyright (C) 1993, Andy Rutter <andy@acronym.co.uk>
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* Copyright (C) 1995, Peter Wemm <peter@netplex.com.au>
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*
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* Derived from: SunOS 4.x version
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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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* notices, 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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* notices, 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 Andy Rutter of
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* Advanced Methods and Tools Ltd. based on original information
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* from Specialix International.
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* 4. Neither the name of Advanced Methods and Tools, nor Specialix
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* International may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL THE AUTHORS BE LIABLE.
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*
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* $FreeBSD$
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*/
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/*
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* Hardware parameters which should be changed at your peril!
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*/
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/* Base and mask for SI Host 2.x (SIHOST2) */
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#define SIPLSIG 0x7FF8 /* Start of control space */
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#define SIPLCNTL 0x7FF8 /* Ditto */
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#define SIPLRESET SIPLCNTL /* 0 = reset */
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#define SIPLIRQ11 (SIPLCNTL+1) /* 0 = mask irq 11 */
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#define SIPLIRQ12 (SIPLCNTL+2) /* 0 = mask irq 12 */
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#define SIPLIRQ15 (SIPLCNTL+3) /* 0 = mask irq 15 */
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#define SIPLIRQSET (SIPLCNTL+4) /* 0 = interrupt host */
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#define SIPLIRQCLR (SIPLCNTL+5) /* 0 = clear irq */
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/* SI Host 1.x */
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#define SIRAM 0x0000 /* Ram Starts here */
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#define SIRESET 0x8000 /* Set reset */
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#define SIRESET_CL 0xc000 /* Clear reset */
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#define SIWAIT 0x9000 /* Set wait */
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#define SIWAIT_CL 0xd000 /* Set wait */
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#define SIINTCL 0xA000 /* Clear host int */
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#define SIINTCL_CL 0xE000 /* Clear host int */
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/* SI EISA */
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#define SIEISADEVID 0x4d980411 /* EISA Device ID */
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#define SIEISABASE 0xc00 /* Our ports start here */
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#define SIEISAIOSIZE 0x100 /* XXX How many ports */
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/* SI old PCI */
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#define SIPCIBADR PCIR_BAR(0) /* Which BADR to map in RAM */
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#define SIPCI_MEMSIZE 0x100000 /* Mapping size */
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#define SIPCIRESET 0xc0001 /* 0 = Reset */
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#define SIPCIINTCL 0x40001 /* 0 = clear int */
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/* SI Jet PCI */
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#define SIJETSSIDREG PCIR_SUBVEND_0 /* Is it an SX or RIO? */
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#define SIJETBADR PCIR_BAR(2) /* Which BADR to map in RAM */
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/* SI Jet PCI & ISA */
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#define SIJETIDBASE 0x7c00 /* ID ROM base */
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#define SISPLXID 0x984d /* Specialix ID */
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#define SIUNIQID 0x7c0e /* & 0xf0 = 0x20 for SX */
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#define SIJETIDSTR 0x7c20 /* ID ROM string */
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#define SIJETRESET 0x7d00
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#define SIJETINTCL 0x7d80
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#define SIJETCONFIG 0x7c00 /* for ISA, top nibble = IRQ */
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#define SIJETBUSEN 0x2
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#define SIJETIRQEN 0x4
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/*
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* MEMSIZE is the total shared mem region
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* RAMSIZE is value to use when probing
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* PROBEALLOC is the amount to bus_resource_alloc() during probe.
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*/
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#define SIJETPCI_MEMSIZE 0x10000
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#define SIJETISA_MEMSIZE 0x8000
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#define SIJET_RAMSIZE 0x7000
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#define SIHOST_MEMSIZE 0x10000
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#define SIHOST_RAMSIZE 0x8000
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#define SIHOST2_MEMSIZE 0x8000
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#define SIHOST2_RAMSIZE 0x7ff7
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#define SIEISA_MEMSIZE 0x10000
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#define SIEISA_RAMSIZE 0x10000
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#define SIPROBEALLOC 0x8000
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