124 lines
3.7 KiB
C
124 lines
3.7 KiB
C
/* $NetBSD: nmi_mainbus.c,v 1.1 2000/07/26 11:47:19 ragge Exp $ */
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/*
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* Copyright (c) 2000 Ludd, University of Lule}, Sweden.
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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 at Ludd, University of
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* Lule}, Sweden and its contributors.
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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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#include <sys/param.h>
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#include <sys/device.h>
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#include <sys/systm.h>
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#define _VAX_BUS_DMA_PRIVATE
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#include <machine/bus.h>
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#include <machine/nexus.h>
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#include <machine/sid.h>
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#include <machine/scb.h>
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#include <machine/cpu.h>
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#include <machine/ka88.h>
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extern struct vax_bus_space vax_mem_bus_space;
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extern struct vax_bus_dma_tag vax_bus_dma_tag;
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static int
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nmi_mainbus_print(void *aux, const char *name)
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{
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struct nmi_attach_args *na = aux;
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char *c;
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if (name) {
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if (na->slot < 10)
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c = "bi";
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else if (na->slot < 20)
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c = "mem";
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else
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c = "cpu";
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printf("%s at %s", c, name);
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if (na->slot < 10)
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printf(" slot %d", na->slot);
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if (vax_boardtype == VAX_BTYP_8800 && na->slot > 20)
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printf(" (%s)", ka88_confdata & KA88_LEFTPRIM ?
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"right" : "left");
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}
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return UNCONF;
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}
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static int
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nmi_mainbus_match(struct device *parent, struct cfdata *vcf, void *aux)
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{
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if (vax_bustype == VAX_NBIBUS)
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return 1;
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return 0;
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}
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static void
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nmi_mainbus_attach(struct device *parent, struct device *self, void *aux)
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{
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struct nmi_attach_args na;
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int nbia, *r = 0;
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printf("\n");
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/* One CPU is always found */
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na.slot = 20;
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config_found(self, (void *)&na, nmi_mainbus_print);
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/* Check for a second one */
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if (vax_boardtype == VAX_BTYP_8800) {
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na.slot = 21;
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config_found(self, (void *)&na, nmi_mainbus_print);
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}
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/* One memory adapter is also present */
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na.slot = 10;
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config_found(self, (void *)&na, nmi_mainbus_print);
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/* Enable BI interrupts */
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mtpr(NICTRL_DEV0|NICTRL_DEV1|NICTRL_MNF, PR_NICTRL);
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/* Search for NBIA/NBIB adapters */
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for (nbia = 0; nbia < 2; nbia++) {
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if (r)
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vax_unmap_physmem((vaddr_t)r, 1);
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r = (int *)vax_map_physmem(NBIA_REGS(nbia), 1);
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if (badaddr((caddr_t)r, 4))
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continue;
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na.slot = 2 * nbia;
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if (r[1] & 2)
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config_found(self, (void *)&na, nmi_mainbus_print);
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na.slot++;
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if (r[1] & 4)
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config_found(self, (void *)&na, nmi_mainbus_print);
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}
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}
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struct cfattach nmi_mainbus_ca = {
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sizeof(struct device), nmi_mainbus_match, nmi_mainbus_attach
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};
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