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[src/trunk]: src/sys/arch/vax Support for the KA88 CPU and the NMI backplane.
details: https://anonhg.NetBSD.org/src/rev/97649075df3f
branches: trunk
changeset: 495329:97649075df3f
user: ragge <ragge%NetBSD.org@localhost>
date: Wed Jul 26 11:47:15 2000 +0000
description:
Support for the KA88 CPU and the NMI backplane.
diffstat:
sys/arch/vax/bi/bi_nmi.c | 107 +++++++++
sys/arch/vax/include/ka88.h | 129 +++++++++++
sys/arch/vax/vax/ka88.c | 474 +++++++++++++++++++++++++++++++++++++++++
sys/arch/vax/vax/nmi_mainbus.c | 123 ++++++++++
4 files changed, 833 insertions(+), 0 deletions(-)
diffs (truncated from 849 to 300 lines):
diff -r 831deb8955db -r 97649075df3f sys/arch/vax/bi/bi_nmi.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/vax/bi/bi_nmi.c Wed Jul 26 11:47:15 2000 +0000
@@ -0,0 +1,107 @@
+/* $NetBSD: bi_nmi.c,v 1.1 2000/07/26 11:47:15 ragge Exp $ */
+/*
+ * Copyright (c) 1999 Ludd, University of Lule}, Sweden.
+ * 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, 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 at Ludd, University of
+ * Lule}, Sweden and its contributors.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
+ */
+
+#include <sys/param.h>
+#include <sys/device.h>
+#include <sys/systm.h>
+
+#define _VAX_BUS_DMA_PRIVATE
+#include <machine/bus.h>
+#include <machine/nexus.h>
+#include <machine/sid.h>
+#include <machine/scb.h>
+#include <machine/cpu.h>
+#include <machine/ka88.h>
+
+#include <dev/bi/bivar.h>
+#include <dev/bi/bireg.h>
+
+#include "locators.h"
+
+extern struct vax_bus_space vax_mem_bus_space;
+extern struct vax_bus_dma_tag vax_bus_dma_tag;
+
+static int
+bi_nmi_match(struct device *parent, struct cfdata *cf, void *aux)
+{
+ struct nmi_attach_args *na = aux;
+
+ if (cf->cf_loc[NMICF_SLOT] != NMICF_SLOT_DEFAULT &&
+ cf->cf_loc[NMICF_SLOT] != na->slot)
+ return 0;
+ if (na->slot < 10)
+ return 1;
+ return 0;
+}
+
+static void
+bi_nmi_attach(struct device *parent, struct device *self, void *aux)
+{
+ struct nmi_attach_args *na = aux;
+ struct bi_softc *sc = (void *)self;
+ volatile int *v, *v2;
+ extern int avail_end;
+ int nid;
+
+ /*
+ * Fill in bus specific data.
+ */
+ sc->sc_addr = (bus_addr_t)BI_BASE(na->slot, 0);
+ sc->sc_iot = &vax_mem_bus_space; /* No special I/O handling */
+ sc->sc_dmat = &vax_bus_dma_tag; /* No special DMA handling either */
+
+ /* Must get the NBIB node number (interrupt routing) */
+ /*
+ * XXX - need a big cleanup here!
+ */
+ v = (int *)vax_map_physmem(NBIA_REGS(na->slot/2), 1);
+ v[1] = v[1]; /* Clear errors */
+ v[0] = 0x400 | CSR0_NBIIE | CSR0_LOOP; /* XXX */
+ v2 = (int *)vax_map_physmem(sc->sc_addr, 1);
+ v2[10] = v2[10] | 0x48;
+ v2[8] = 0;
+ v2[9] = (avail_end + 0x3ffff) & (~0x3ffff);
+ v2[2] = v2[2];
+ v2[1] = v2[1] | BICSR_BROKE;
+ nid = v2[1] & 15;
+ v[0] = (v[0] & ~CSR0_LOOP);
+ DELAY(1000);
+
+ sc->sc_intcpu = 1 << nid;
+ sc->sc_lastiv = /* 0x400 * na->slot + */ 0x400;
+
+ bi_attach(sc);
+}
+
+struct cfattach bi_nmi_ca = {
+ sizeof(struct bi_softc), bi_nmi_match, bi_nmi_attach
+};
diff -r 831deb8955db -r 97649075df3f sys/arch/vax/include/ka88.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/vax/include/ka88.h Wed Jul 26 11:47:15 2000 +0000
@@ -0,0 +1,129 @@
+/* $NetBSD: ka88.h,v 1.1 2000/07/26 11:47:20 ragge Exp $ */
+
+/*
+ * Copyright (c) 2000 Ludd, University of Lule}, Sweden. 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, 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 at Ludd, University of
+ * Lule}, Sweden and its contributors.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
+ */
+
+/*
+ * KA88 system defines, gotten from the
+ * VAX 8530/8550/8700/8800 System Maintenance Guide.
+ */
+
+/* Console communication ID fields */
+#define KA88_CSA1 0x0100 /* first floppy */
+#define KA88_CSA3 0x0200 /* hard drive */
+#define KA88_LOCAL 0x0300 /* local console */
+#define KA88_CSA2 0x0400 /* second floppy */
+#define KA88_REMOTE 0x0600 /* remote console */
+#define KA88_DIAGDATA 0x0700 /* */
+#define KA88_CONSMSG 0x0800 /* messages from console */
+#define KA88_CONFDATA 0x0900 /* config data from PRO (in) */
+#define KA88_CSACMND 0x0900 /* floppy command (out) */
+#define KA88_TOY 0x0d00 /* time of year clock */
+#define KA88_COMM 0x0f00 /* communication channel */
+
+/* Messages from console */
+#define KA88_ENV 0x0000 /* margins passed */
+#define KA88_CSA1STAT 0x0010 /* floppy 1 status */
+#define KA88_CSA2STAT 0x0020 /* floppy 2 status */
+#define KA88_CSA3STAT 0x0050 /* hard drive status */
+#define KA88_TOYERR 0x0070 /* time of year clock error */
+
+/* Environment margins passed */
+#define KA88_BLOWER 0x0000 /* fan malfunctioning */
+#define KA88_YELLOW 0x0001 /* yellow zone passed */
+#define KA88_RED 0x0002 /* red zone passed */
+
+/* floppy status */
+#define KA88_CSAOK 0x0000 /* floppy command succeeded */
+
+/* config data from PRO */
+#define KA88_LEFT 0x0001 /* left cpu available */
+#define KA88_SMALL 0x0001 /* small cabinet (8530/8550) */
+#define KA88_RIGHT 0x0002 /* right cpu available */
+#define KA88_SECONDEN 0x0004 /* secondary enabled */
+#define KA88_SINGLE 0x0008 /* single cpu */
+#define KA88_LEFTPRIM 0x0040 /* left cpu is primary */
+#define KA88_SLOW 0x0080 /* low-speed version */
+
+/* floppy commands */
+#define KA88_CS_READ 0x0000 /* read from device */
+#define KA88_CS_WRITE 0x0001 /* write to device */
+
+/* communication channel */
+#define KA88_REBOOT 0x0002 /* reboot this processor */
+#define KA88_CLRW 0x0003 /* clear warm start flag */
+#define KA88_CLRC 0x0004 /* clear cold start flag */
+#define KA88_REBOOT2ND 0x0005 /* reboot other processor */
+#define KA88_TOYREAD 0x0008 /* request toy clock */
+#define KA88_TOYWRITE 0x0009 /* notify of intent to write toy */
+#define KA88_GETCONF 0x000d /* request configuration info */
+
+/* IPR defines */
+#define PR_NICTRL 128 /* NMI Interrupt control */
+#define NICTRL_DEV0 0x80 /* Device 0 interrupt enable */
+#define NICTRL_DEV1 0x40 /* Device 1 interrupt enable */
+#define NICTRL_MNF 0x20 /* memory interrupt/NMI fault */
+
+#define PR_INOP 129 /* Interrupt other processor */
+#define INOP_IOP 1
+
+#define PR_NMIFSR 130 /* NMI fault summary */
+#define PR_NMISIL 131 /* NMI silo data */
+#define PR_NMIEAR 132 /* NMI error address */
+#define PR_COR 133 /* Cache on register */
+#define PR_REVR1 134 /* Rev register 1 */
+#define PR_REVR2 135 /* Rev register 2 */
+
+/* NBIA defines */
+#define NBIA_REGS(nbianr) (0x20080000 + ((nbianr) << 26))
+
+#define NBIA_CSR0 0
+#define CSR0_PARERR 0x8000 /* NBI parity error */
+#define CSR0_LOOP 0x10000 /* loopback */
+#define CSR0_NBIIE 0x100000 /* NBI interrupt enable */
+
+#define NBIA_CSR1 4
+#define NBIA_BR4VR 16
+#define NBIA_BR5VR 20
+#define NBIA_BR6VR 24
+#define NBIA_BR7VR 28
+/*
+ * This is mostly fake, but simple way to get autoconf work.
+ * slot 0-9: BI bus adapters
+ * 10: Memory controller
+ * 20-23: CPUs.
+ */
+struct nmi_attach_args {
+ int slot;
+};
+
+#ifdef _KERNEL
+int ka88_confdata;
+#endif
diff -r 831deb8955db -r 97649075df3f sys/arch/vax/vax/ka88.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/vax/vax/ka88.c Wed Jul 26 11:47:15 2000 +0000
@@ -0,0 +1,474 @@
+/* $NetBSD: ka88.c,v 1.1 2000/07/26 11:47:17 ragge Exp $ */
+
+/*
+ * Copyright (c) 2000 Ludd, University of Lule}, Sweden. 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, 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 at Ludd, University of
+ * Lule}, Sweden and its contributors.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
+ */
+
+/*
+ * KA88 specific CPU code.
+ */
+/*
+ * TODO:
+ * - Machine check code
+ */
+
+#include "opt_multiprocessor.h"
+
+#include <sys/param.h>
+#include <sys/time.h>
+#include <sys/kernel.h>
+#include <sys/device.h>
+#include <sys/systm.h>
+#include <sys/conf.h>
+
+#include <machine/cpu.h>
+#include <machine/mtpr.h>
+#include <machine/nexus.h>
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