New platforms: Noritake, Pintake, and Corelle. Sometimes these are ev4/apecs,
sometimes they are ev5/cia.
This commit is contained in:
ross
parent
6c1e8f5b20
commit
63e87b1a8e
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@ -0,0 +1,334 @@
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/* $NetBSD: dec_1000a.c,v 1.1 1998/06/24 01:38:59 ross Exp $ */
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/*
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is based on dec_kn20aa.c, written by Chris G. Demetriou at
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* Carnegie-Mellon University. Platform support for Noritake, Pintake, and
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* Corelle by Ross Harvey with copyright assignment by permission of Avalon
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* Computer Systems, Inc.
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*
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* 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.
|
||||
* 3. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
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||||
* This product includes software developed by the NetBSD
|
||||
* Foundation, Inc. and its contributors.
|
||||
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
||||
* contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
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||||
*
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||||
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
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||||
*/
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/*
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* Copyright (c) 1995, 1996, 1997 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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||||
* its documentation is hereby granted, provided that both the copyright
|
||||
* notice and this permission notice appear in all copies of the
|
||||
* software, derivative works or modified versions, and any portions
|
||||
* thereof, and that both notices appear in supporting documentation.
|
||||
*
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||||
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
|
||||
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
|
||||
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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||||
*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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/*
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* Additional Copyright (c) 1997 by Matthew Jacob for NASA/Ames Research Center
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*/
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#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
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__KERNEL_RCSID(0, "$NetBSD");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <sys/termios.h>
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#include <dev/cons.h>
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#include <machine/rpb.h>
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#include <machine/autoconf.h>
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#include <machine/conf.h>
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#include <machine/bus.h>
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#include <dev/ic/comreg.h>
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#include <dev/ic/comvar.h>
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#include <dev/isa/isavar.h>
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#include <dev/isa/pckbcvar.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#include <alpha/pci/apecsreg.h>
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#include <alpha/pci/apecsvar.h>
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#include <alpha/pci/ciareg.h>
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#include <alpha/pci/ciavar.h>
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#include <dev/scsipi/scsi_all.h>
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#include <dev/scsipi/scsipi_all.h>
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#include <dev/scsipi/scsiconf.h>
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#include "pckbd.h"
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#ifndef CONSPEED
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#define CONSPEED TTYDEF_SPEED
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#endif
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static int comcnrate = CONSPEED;
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void dec_1000a_init __P((void));
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static void dec_1000a_cons_init __P((void));
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static void dec_1000a_device_register __P((struct device *, void *));
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const struct alpha_variation_table dec_1000a_variations[] = {
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{ 0, "AlphaServer 1000A" },
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{ 0, NULL },
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};
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void
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dec_1000a_init()
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{
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u_int64_t variation;
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platform.family = "AlphaServer 1000A";
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if ((platform.model = alpha_dsr_sysname()) == NULL) {
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variation = hwrpb->rpb_variation & SV_ST_MASK;
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if ((platform.model = alpha_variation_name(variation,
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dec_1000a_variations)) == NULL)
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platform.model = alpha_unknown_sysname();
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}
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switch(PCS_CPU_MAJORTYPE(LOCATE_PCS(hwrpb, 0))) {
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case PCS_PROC_EV4:
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case PCS_PROC_EV45:
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platform.iobus = "apecs";
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break;
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default:
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platform.iobus = "cia";
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break;
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}
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platform.cons_init = dec_1000a_cons_init;
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platform.device_register = dec_1000a_device_register;
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}
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static void
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dec_1000a_cons_init()
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{
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struct ctb *ctb;
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struct cia_config *ccp;
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struct apecs_config *acp;
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extern struct cia_config cia_configuration;
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extern struct apecs_config apecs_configuration;
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bus_space_tag_t iot, memt;
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struct alpha_pci_chipset *pcichipset;
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if(strcmp(platform.iobus, "cia") == 0) {
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ccp = &cia_configuration;
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cia_init(ccp, 0);
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iot = &ccp->cc_iot;
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memt = &ccp->cc_memt;
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pcichipset = &ccp->cc_pc;
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} else {
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acp = &apecs_configuration;
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apecs_init(acp, 0);
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iot = &acp->ac_iot;
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memt = &acp->ac_memt;
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pcichipset = &acp->ac_pc;
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}
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ctb = (struct ctb *)(((caddr_t)hwrpb) + hwrpb->rpb_ctb_off);
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switch (ctb->ctb_term_type) {
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case 2:
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/* serial console ... */
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/* XXX */
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{
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/*
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* Delay to allow PROM putchars to complete.
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* FIFO depth * character time,
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* character time = (1000000 / (defaultrate / 10))
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*/
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DELAY(160000000 / comcnrate);
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if(comcnattach(iot, 0x3f8, comcnrate,
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COM_FREQ,
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(TTYDEF_CFLAG & ~(CSIZE | PARENB)) | CS8))
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panic("can't init serial console");
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break;
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}
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case 3:
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#if NPCKBD > 0
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/* display console ... */
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/* XXX */
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(void) pckbc_cnattach(iot, PCKBC_KBD_SLOT);
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if ((ctb->ctb_turboslot & 0xffff) == 0)
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isa_display_console(iot, memt);
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else
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pci_display_console(iot, memt,
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pcichipset, (ctb->ctb_turboslot >> 8) & 0xff,
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ctb->ctb_turboslot & 0xff, 0);
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#else
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panic("not configured to use display && keyboard console");
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#endif
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break;
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default:
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printf("ctb->ctb_term_type = 0x%lx\n", ctb->ctb_term_type);
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printf("ctb->ctb_turboslot = 0x%lx\n", ctb->ctb_turboslot);
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panic("consinit: unknown console type %d\n",
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ctb->ctb_term_type);
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}
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}
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static void
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dec_1000a_device_register(dev, aux)
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struct device *dev;
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void *aux;
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{
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static int found, initted, scsiboot, netboot;
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static struct device *pcidev, *scsidev;
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struct bootdev_data *b = bootdev_data;
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struct device *parent = dev->dv_parent;
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struct cfdata *cf = dev->dv_cfdata;
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struct cfdriver *cd = cf->cf_driver;
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if (found)
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return;
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if (!initted) {
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scsiboot = (strcmp(b->protocol, "SCSI") == 0);
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netboot = (strcmp(b->protocol, "BOOTP") == 0);
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#if 0
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printf("scsiboot = %d, netboot = %d\n", scsiboot, netboot);
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#endif
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initted =1;
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}
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if (pcidev == NULL) {
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if (strcmp(cd->cd_name, "pci"))
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return;
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else {
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struct pcibus_attach_args *pba = aux;
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if ((b->slot / 1000) != pba->pba_bus)
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return;
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pcidev = dev;
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#if 0
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printf("\npcidev = %s\n", pcidev->dv_xname);
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#endif
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return;
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}
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}
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if (scsiboot && (scsidev == NULL)) {
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if (parent != pcidev)
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return;
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else {
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struct pci_attach_args *pa = aux;
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if ((b->slot % 1000) != pa->pa_device)
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return;
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/* XXX function? */
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scsidev = dev;
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#if 0
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printf("\nscsidev = %s\n", scsidev->dv_xname);
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#endif
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return;
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}
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}
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if (scsiboot &&
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(!strcmp(cd->cd_name, "sd") ||
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!strcmp(cd->cd_name, "st") ||
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!strcmp(cd->cd_name, "cd"))) {
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struct scsipibus_attach_args *sa = aux;
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if (parent->dv_parent != scsidev)
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return;
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if (b->unit / 100 != sa->sa_sc_link->scsipi_scsi.target)
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return;
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/* XXX LUN! */
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switch (b->boot_dev_type) {
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case 0:
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if (strcmp(cd->cd_name, "sd") &&
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strcmp(cd->cd_name, "cd"))
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return;
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break;
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case 1:
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if (strcmp(cd->cd_name, "st"))
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return;
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break;
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default:
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return;
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}
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/* we've found it! */
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booted_device = dev;
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#if 0
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printf("\nbooted_device = %s\n", booted_device->dv_xname);
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#endif
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found = 1;
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}
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if (netboot) {
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if (parent != pcidev)
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return;
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else {
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struct pci_attach_args *pa = aux;
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if ((b->slot % 1000) != pa->pa_device)
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return;
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/* XXX function? */
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booted_device = dev;
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#if 0
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printf("\nbooted_device = %s\n", booted_device->dv_xname);
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#endif
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found = 1;
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return;
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}
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}
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}
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@ -0,0 +1,335 @@
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/* $NetBSD: pci_1000a.c,v 1.1 1998/06/24 01:41:16 ross Exp $ */
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/*
|
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This code is based on pci_kn20aa.c, written by Chris G. Demetriou at
|
||||
* Carnegie-Mellon University. Platform support for Noritake, Pintake, and
|
||||
* Corelle by Ross Harvey with copyright assignment by permission of Avalon
|
||||
* Computer Systems, Inc.
|
||||
*
|
||||
* 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.
|
||||
* 3. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
* This product includes software developed by the NetBSD
|
||||
* Foundation, Inc. and its contributors.
|
||||
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (c) 1995, 1996 Carnegie-Mellon University.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Author: Chris G. Demetriou
|
||||
*
|
||||
* Permission to use, copy, modify and distribute this software and
|
||||
* its documentation is hereby granted, provided that both the copyright
|
||||
* notice and this permission notice appear in all copies of the
|
||||
* software, derivative works or modified versions, and any portions
|
||||
* thereof, and that both notices appear in supporting documentation.
|
||||
*
|
||||
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
|
||||
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
|
||||
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
|
||||
*
|
||||
* Carnegie Mellon requests users of this software to return to
|
||||
*
|
||||
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
|
||||
* School of Computer Science
|
||||
* Carnegie Mellon University
|
||||
* Pittsburgh PA 15213-3890
|
||||
*
|
||||
* any improvements or extensions that they make and grant Carnegie the
|
||||
* rights to redistribute these changes.
|
||||
*/
|
||||
|
||||
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
|
||||
|
||||
__KERNEL_RCSID(0, "$NetBSD: pci_1000a.c,v 1.1 1998/06/24 01:41:16 ross Exp $");
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <sys/param.h>
|
||||
#include <sys/time.h>
|
||||
#include <sys/systm.h>
|
||||
#include <sys/errno.h>
|
||||
#include <sys/malloc.h>
|
||||
#include <sys/device.h>
|
||||
#include <sys/syslog.h>
|
||||
|
||||
#include <vm/vm.h>
|
||||
|
||||
#include <machine/autoconf.h>
|
||||
|
||||
#include <dev/pci/pcireg.h>
|
||||
#include <dev/pci/pcivar.h>
|
||||
|
||||
#include <alpha/pci/pci_1000a.h>
|
||||
|
||||
#ifndef EVCNT_COUNTERS
|
||||
#include <machine/intrcnt.h>
|
||||
#endif
|
||||
|
||||
#include "sio.h"
|
||||
#if NSIO
|
||||
#include <alpha/pci/siovar.h>
|
||||
#endif
|
||||
|
||||
#define IMR2IRQ(bn) ((bn) - 1)
|
||||
#define IRQ2IMR(irq) ((irq) + 1)
|
||||
|
||||
static bus_space_tag_t mystery_icu_iot;
|
||||
static bus_space_handle_t mystery_icu_ioh[2];
|
||||
|
||||
int dec_1000a_intr_map __P((void *, pcitag_t, int, int,
|
||||
pci_intr_handle_t *));
|
||||
const char *dec_1000a_intr_string __P((void *, pci_intr_handle_t));
|
||||
void *dec_1000a_intr_establish __P((void *, pci_intr_handle_t,
|
||||
int, int (*func)(void *), void *));
|
||||
void dec_1000a_intr_disestablish __P((void *, void *));
|
||||
|
||||
#define DEC_1000A_MAX_IRQ 32
|
||||
#define PCI_STRAY_MAX 5
|
||||
|
||||
struct alpha_shared_intr *dec_1000a_pci_intr;
|
||||
#ifdef EVCNT_COUNTERS
|
||||
struct evcnt dec_1000a_intr_evcnt;
|
||||
#endif
|
||||
|
||||
static void dec_1000a_iointr __P((void *framep, unsigned long vec));
|
||||
static void dec_1000a_enable_intr __P((int irq));
|
||||
static void dec_1000a_disable_intr __P((int irq));
|
||||
static void pci_1000a_imi __P((void));
|
||||
static pci_chipset_tag_t pc_tag;
|
||||
|
||||
int ross_tmp_didr; /* XXX XXX XXX */
|
||||
int ross_tmp_didv; /* XXX XXX XXX */
|
||||
|
||||
void
|
||||
pci_1000a_pickintr(core, iot, memt, pc)
|
||||
void *core;
|
||||
bus_space_tag_t iot, memt;
|
||||
pci_chipset_tag_t pc;
|
||||
{
|
||||
int i;
|
||||
mystery_icu_iot = iot;
|
||||
|
||||
pc_tag = pc;
|
||||
if (bus_space_map(iot, 0x54a, 2, 0, mystery_icu_ioh + 0)
|
||||
|| bus_space_map(iot, 0x54c, 2, 0, mystery_icu_ioh + 1))
|
||||
panic("pci_1000a_pickintr");
|
||||
pc->pc_intr_v = core;
|
||||
pc->pc_intr_map = dec_1000a_intr_map;
|
||||
pc->pc_intr_string = dec_1000a_intr_string;
|
||||
pc->pc_intr_establish = dec_1000a_intr_establish;
|
||||
pc->pc_intr_disestablish = dec_1000a_intr_disestablish;
|
||||
|
||||
pc->pc_pciide_compat_intr_establish = NULL;
|
||||
|
||||
dec_1000a_pci_intr = alpha_shared_intr_alloc(DEC_1000A_MAX_IRQ);
|
||||
for (i = 0; i < DEC_1000A_MAX_IRQ; i++)
|
||||
alpha_shared_intr_set_maxstrays(dec_1000a_pci_intr, i,
|
||||
PCI_STRAY_MAX);
|
||||
|
||||
pci_1000a_imi();
|
||||
#if NSIO
|
||||
sio_intr_setup(pc, iot);
|
||||
#endif
|
||||
set_iointr(dec_1000a_iointr);
|
||||
}
|
||||
|
||||
int
|
||||
dec_1000a_intr_map(ccv, bustag, buspin, line, ihp)
|
||||
void *ccv;
|
||||
pcitag_t bustag;
|
||||
int buspin, line;
|
||||
pci_intr_handle_t *ihp;
|
||||
{
|
||||
int imrbit, device;
|
||||
/*
|
||||
* Get bit number in mystery ICU imr
|
||||
*/
|
||||
static const signed char imrmap[][4] = {
|
||||
# define IRQSPLIT(o) { (o), (o)+1, (o)+16, (o)+16+1 }
|
||||
# define IRQNONE { 0, 0, 0, 0 }
|
||||
/* 0 */ { 1, 0, 0, 0 }, /* Noritake and Pintake */
|
||||
/* 1 */ IRQSPLIT(8),
|
||||
/* 2 */ IRQSPLIT(10),
|
||||
/* 3 */ IRQSPLIT(12),
|
||||
/* 4 */ IRQSPLIT(14),
|
||||
/* 5 */ { 1, 0, 0, 0 }, /* Corelle */
|
||||
/* 6 */ { 10, 0, 0, 0 }, /* Corelle */
|
||||
/* 7 */ IRQNONE,
|
||||
/* 8 */ IRQNONE,
|
||||
/* 9 */ IRQNONE,
|
||||
/* 10 */ IRQNONE,
|
||||
/* 11 */ IRQSPLIT(2),
|
||||
/* 12 */ IRQSPLIT(4),
|
||||
/* 13 */ IRQSPLIT(6),
|
||||
/* 14 */ IRQSPLIT(8) /* Corelle */
|
||||
};
|
||||
|
||||
if (buspin == 0) /* No IRQ used. */
|
||||
return 1;
|
||||
if (!(1 <= buspin && buspin <= 4))
|
||||
goto bad;
|
||||
alpha_pci_decompose_tag(pc_tag, bustag, NULL, &device, NULL);
|
||||
if (0 <= device && device < sizeof imrmap / sizeof imrmap[0]) {
|
||||
imrbit = imrmap[device][buspin - 1];
|
||||
if (imrbit) {
|
||||
*ihp = IMR2IRQ(imrbit);
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
bad: printf("dec_1000a_intr_map: can't map dev %d pin %d\n", device, buspin);
|
||||
return 1;
|
||||
}
|
||||
|
||||
const char *
|
||||
dec_1000a_intr_string(ccv, ih)
|
||||
void *ccv;
|
||||
pci_intr_handle_t ih;
|
||||
{
|
||||
static const char irqmsg_fmt[] = "dec_1000a irq %ld";
|
||||
static char irqstr[sizeof irqmsg_fmt];
|
||||
|
||||
|
||||
if (ih > DEC_1000A_MAX_IRQ)
|
||||
panic("dec_1000a_intr_string: bogus dec_1000a IRQ 0x%x\n", ih);
|
||||
|
||||
sprintf(irqstr, irqmsg_fmt, ih);
|
||||
return (irqstr);
|
||||
}
|
||||
|
||||
void *
|
||||
dec_1000a_intr_establish(ccv, ih, level, func, arg)
|
||||
void *ccv, *arg;
|
||||
pci_intr_handle_t ih;
|
||||
int level;
|
||||
int (*func) __P((void *));
|
||||
{
|
||||
void *cookie;
|
||||
|
||||
if (ih > DEC_1000A_MAX_IRQ)
|
||||
panic("dec_1000a_intr_establish: IRQ too high, 0x%x\n", ih);
|
||||
|
||||
cookie = alpha_shared_intr_establish(dec_1000a_pci_intr, ih, IST_LEVEL,
|
||||
level, func, arg, "dec_1000a irq");
|
||||
|
||||
if (cookie != NULL &&
|
||||
alpha_shared_intr_isactive(dec_1000a_pci_intr, ih))
|
||||
dec_1000a_enable_intr(ih);
|
||||
return (cookie);
|
||||
}
|
||||
|
||||
void
|
||||
dec_1000a_intr_disestablish(ccv, cookie)
|
||||
void *ccv, *cookie;
|
||||
{
|
||||
panic("dec_1000a_intr_disestablish not implemented"); /* XXX */
|
||||
}
|
||||
|
||||
static void
|
||||
dec_1000a_iointr(framep, vec)
|
||||
void *framep;
|
||||
unsigned long vec;
|
||||
{
|
||||
int irq;
|
||||
|
||||
if (ross_tmp_didv)
|
||||
printf("\tvec 0x%x\n", vec);
|
||||
if (vec >= 0x900) {
|
||||
if (vec >= 0x900 + (DEC_1000A_MAX_IRQ << 4))
|
||||
panic("dec_1000a_iointr: vec 0x%x out of range\n", vec);
|
||||
irq = (vec - 0x900) >> 4;
|
||||
#ifdef EVCNT_COUNTERS
|
||||
dec_1000a_intr_evcnt.ev_count++;
|
||||
#else
|
||||
if (DEC_1000A_MAX_IRQ != INTRCNT_DEC_1000A_IRQ_LEN)
|
||||
panic("dec_1000a interrupt counter sizes inconsistent");
|
||||
intrcnt[INTRCNT_DEC_1000A_IRQ + irq]++;
|
||||
#endif
|
||||
|
||||
if (!alpha_shared_intr_dispatch(dec_1000a_pci_intr, irq)) {
|
||||
alpha_shared_intr_stray(dec_1000a_pci_intr, irq,
|
||||
"dec_1000a irq");
|
||||
if (dec_1000a_pci_intr[irq].intr_nstrays ==
|
||||
dec_1000a_pci_intr[irq].intr_maxstrays)
|
||||
dec_1000a_disable_intr(irq);
|
||||
}
|
||||
return;
|
||||
}
|
||||
#if NSIO
|
||||
if (vec >= 0x800) {
|
||||
sio_iointr(framep, vec);
|
||||
return;
|
||||
}
|
||||
#endif
|
||||
panic("dec_1000a_iointr: weird vec 0x%x\n", vec);
|
||||
}
|
||||
|
||||
/*
|
||||
* Read and write the mystery ICU IMR registers
|
||||
*/
|
||||
|
||||
#define IR(h) bus_space_read_2(mystery_icu_iot, mystery_icu_ioh[h], 0)
|
||||
#define IW(h, v) bus_space_write_2(mystery_icu_iot, mystery_icu_ioh[h], 0, (v))
|
||||
|
||||
/*
|
||||
* Enable and disable interrupts at the ICU level
|
||||
*/
|
||||
|
||||
static void
|
||||
dec_1000a_enable_intr(irq)
|
||||
int irq;
|
||||
{
|
||||
int imrval = IRQ2IMR(irq);
|
||||
int i = imrval >= 16;
|
||||
|
||||
if (ross_tmp_didr) {
|
||||
IW(0, ~0);
|
||||
IW(1, ~0);
|
||||
return;
|
||||
}
|
||||
IW(i, IR(i) | 1 << (imrval & 0xf));
|
||||
}
|
||||
|
||||
static void
|
||||
dec_1000a_disable_intr(irq)
|
||||
int irq;
|
||||
{
|
||||
int imrval = IRQ2IMR(irq);
|
||||
int i = imrval >= 16;
|
||||
|
||||
IW(i, IR(i) & ~(1 << (imrval & 0xf)));
|
||||
}
|
||||
/*
|
||||
* Initialize mystery ICU
|
||||
*/
|
||||
static void
|
||||
pci_1000a_imi()
|
||||
{
|
||||
IW(0, IR(0) & 1);
|
||||
IW(1, IR(0) & 3);
|
||||
}
|
||||
|
|
@ -0,0 +1,44 @@
|
|||
/* $NetBSD: pci_1000a.h,v 1.1 1998/06/24 01:41:16 ross Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1998 The NetBSD Foundation, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Platform support for Noritake, Pintake, and Corelle by Ross Harvey
|
||||
* with copyright assignment by permission of Avalon Computer Systems, Inc.
|
||||
*
|
||||
* 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.
|
||||
* 3. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
* This product includes software developed by the NetBSD
|
||||
* Foundation, Inc. and its contributors.
|
||||
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
|
||||
*/
|
||||
|
||||
void pci_1000a_pickintr __P((void *, bus_space_tag_t, bus_space_tag_t,
|
||||
pci_chipset_tag_t));
|
||||
|
||||
#ifdef EVCNT_COUNTERS
|
||||
extern struct evcnt dec_1000a_intr_evcnt;
|
||||
#endif
|
||||
Loading…
Reference in New Issue