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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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