freebsd-nq/sys/alpha/mcbus/mcpciavar.h
Doug Rabson 71d645d0a2 Initialise the AS4100 console at the same time as most of the other
platform types instead of deferring it until the mcpcia devices are
probed. This allows the use of e.g. kgdb before the busses are probed.
2002-03-26 19:46:40 +00:00

66 lines
2.4 KiB
C

/* $FreeBSD$ */
/*
* Copyright (c) 1998, 2000 by Matthew Jacob
*
* 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 immediately at the beginning of the file, without modification,
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*/
/*
* There are four PCI slots per MCPCIA PCI bus here, but some are 'hidden'-
* none seems to be higher than 6 though.
*/
#define MCPCIA_MAXDEV 6
#define MCPCIA_MAXSLOT 8
/*
* Interrupt Stuff for MCPCIA systems.
*
* EISA interrupts (at vector 0x800) have to be shared interrupts-
* and that can be easily managed. All the PCI interrupts are deterministic
* in that they start at vector 0x900, 0x40 per PCI slot, 0x200 per
* MCPCIA, 4 MCPCIAs per GCBUS....
*/
#define MCPCIA_EISA_KEYB_IRQ 1
#define MCPCIA_EISA_MOUSE_IRQ 12
#define MCPCIA_VEC_EISA 0x800
#define MCPCIA_EISA_IRQ 16
#define MCPCIA_VEC_PCI 0x900
#define MCPCIA_VEC_NCR 0xB40
#define MCPCIA_NCR_IRQ 16
#define MCPCIA_VECWIDTH_PER_MCPCIA 0x200
#define MCPCIA_MID_SHIFT 9
#define MCPCIA_VECWIDTH_PER_SLOT 0x40
#define MCPCIA_SLOT_SHIFT 6
#define MCPCIA_VECWIDTH_PER_INTPIN 0x10
#define MCPCIA_IRQ_SHIFT 4
/*
* Special Vectors
*/
#define MCPCIA_I2C_CVEC 0xA90
#define MCPCIA_I2C_BVEC 0xAA0
extern void mcpcia_init(int, int);