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Alpha 8200: Add in variables and defines for DWLPX PCI controllers.

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This commit is contained in:
Matt Jacob 2000-03-18 07:30:06 +00:00
parent 67795722e9
commit 23959069d6
1 changed files with 92 additions and 0 deletions
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sys/alpha/tlsb/dwlpxvar.h Normal file
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/* $FreeBSD$ */
/*
* Copyright (c) 2000 by Matthew Jacob
* NASA AMES Research Center.
* All rights reserved.
*
* 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.
*/
#define DWLPX_NONE 0
#define DWLPX_SG32K 1
#define DWLPX_SG64K 2
#define DWLPX_SG128K 3
/*
* Each DWLPX supports up to 15 devices, 12 of which are PCI slots.
*
* Since the STD I/O modules in slots 12-14 are really a PCI-EISA
* bridge, we'll punt on those for the moment.
*/
#define DWLPX_MAXDEV 12
/*
* There are 5 possible slots that can have I/O boards, and for each
* one there are 4 possible hoses. To cover them all, we'd have to
* reserve 5 bits of selector out our current 32 bit cookie we use
* for primary PCI address spaces. It turns out that we *just* have
* enough bits for this (see drawing in dwlpxreg.h)
*/
#define DWLPX_NIONODE 5
#define DWLPX_NHOSE 4
/*
* Interrupt Cookie for DWLPX vectors.
*
* Bits 0..3 PCI Slot (0..11)
* Bits 4..7 I/O Hose (0..3)
* Bits 8..11 I/O Node (0..4)
* Bit 15 Constant 1
*/
#define DWLPX_VEC_MARK (1<<15)
#define DWLPX_MVEC(ionode, hose, pcislot) \
(DWLPX_VEC_MARK | (ionode << 8) | (hose << 4) | (pcislot))
#define DWLPX_MVEC_IONODE(cookie) \
((((u_int64_t)(cookie)) >> 8) & 0xf)
#define DWLPX_MVEC_HOSE(cookie) \
((((u_int64_t)(cookie)) >> 4) & 0xf)
#define DWLPX_MVEC_PCISLOT(cookie) \
(((u_int64_t)(cookie)) & 0xf)
/*
* DWLPX Error Interrupt
*/
#define DWLPX_VEC_EMARK (1<<14)
#define DWLPX_ERRVEC(ionode, hose) \
(DWLPX_VEC_EMARK | (ionode << 8) | (hose << 4))
/*
* Default values to put into DWLPX IMASK register(s)
*/
#define DWLPX_IMASK_DFLT \
(1 << 24) | /* IPL 17 for error interrupts */ \
(1 << 17) | /* IPL 14 for device interrupts */ \
(1 << 16) /* Enable Error Interrupts */
#define DWLPX_BASE(node, hose) \
((((unsigned long)(node - 4)) << 36) | \
(((unsigned long)(hose)) << 34) | \
(1LL << 39))