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[src/trunk]: src/sys/arch/vax/uba Add DW750 and DW780 UBA support. Still no B...



details:   https://anonhg.NetBSD.org/src/rev/dbaf6e49516e
branches:  trunk
changeset: 473911:dbaf6e49516e
user:      ragge <ragge%NetBSD.org@localhost>
date:      Mon Jun 21 16:23:00 1999 +0000

description:
Add DW750 and DW780 UBA support. Still no BDP's.

diffstat:

 sys/arch/vax/uba/uba_cmi.c    |  146 ++++++++++++++++++
 sys/arch/vax/uba/uba_common.h |   78 +++++++--
 sys/arch/vax/uba/uba_sbi.c    |  328 ++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 534 insertions(+), 18 deletions(-)

diffs (truncated from 587 to 300 lines):

diff -r 7763ec3a6fde -r dbaf6e49516e sys/arch/vax/uba/uba_cmi.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/vax/uba/uba_cmi.c        Mon Jun 21 16:23:00 1999 +0000
@@ -0,0 +1,146 @@
+/*     $NetBSD: uba_cmi.c,v 1.1 1999/06/21 16:23:00 ragge Exp $           */
+/*
+ * Copyright (c) 1996 Jonathan Stone.
+ * Copyright (c) 1994, 1996 Ludd, University of Lule}, Sweden.
+ * Copyright (c) 1982, 1986 The Regents of the University of California.
+ * 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 by the University of
+ *     California, Berkeley and its contributors.
+ * 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
+ *
+ *     @(#)uba.c       7.10 (Berkeley) 12/16/90
+ *     @(#)autoconf.c  7.20 (Berkeley) 5/9/91
+ */
+
+#include <sys/param.h>
+#include <sys/device.h>
+#include <sys/systm.h>
+
+#define        _VAX_BUS_DMA_PRIVATE
+#include <machine/bus.h>
+#include <machine/mtpr.h>
+#include <machine/nexus.h>
+#include <machine/cpu.h>
+#include <machine/sgmap.h>
+
+#include <dev/qbus/ubavar.h>
+
+#include <arch/vax/uba/uba_common.h>
+
+/* Some CMI-specific defines */
+#define        UBASIZE         (UBAPAGES * VAX_NBPG)
+#define UMEM750(i)             (0xfc0000-(i)*0x40000)
+#define        UIOPAGE(x)      (UMEM750(x) + ((UBAPAGES + UBAIOPAGES) * VAX_NBPG))
+
+/*
+ * The DW780 and DW750 are quite similar to their function from
+ * a programmers point of view. Differencies are number of BDP's
+ * and bus status/command registers, the latter are (partly) IPR's
+ * on 750.
+ */
+static int     dw750_match __P((struct device *, struct cfdata *, void *));
+static void    dw750_attach __P((struct device *, struct device *, void *));
+static void    dw750_init __P((struct uba_softc*));
+#ifdef notyet
+static void    dw750_purge __P((struct uba_softc *, int));
+#endif
+
+struct cfattach uba_cmi_ca = {
+       sizeof(struct uba_vsoftc), dw750_match, dw750_attach
+};
+
+extern struct vax_bus_space vax_mem_bus_space;
+
+int
+dw750_match(parent, cf, aux)
+       struct device *parent;
+       struct cfdata *cf;
+       void *aux;
+{
+       struct sbi_attach_args *sa = (struct sbi_attach_args *)aux;
+
+       if ((cf->cf_loc[0] != sa->nexnum) && (cf->cf_loc[0] > -1 ))
+               return 0;
+       /*
+        * The uba type is actually only telling where the uba
+        * space is in nexus space.
+        */
+       if ((sa->type & ~3) != NEX_UBA0)
+               return 0;
+
+       return 1;
+}
+
+void
+dw750_attach(parent, self, aux)
+       struct device *parent, *self;
+       void *aux;
+{
+       struct uba_vsoftc *sc = (void *)self;
+       struct sbi_attach_args *sa = aux;
+       struct  uba_regs *uh_uba = (void *)sa->nexaddr;
+       int ubaddr = sa->nexinfo & 1;
+
+       printf(": DW750\n");
+       /*
+        * Fill in bus specific data.
+        */
+       sc->uv_sc.uh_ubainit = dw750_init;
+#ifdef notyet
+       sc->uv_sc.uh_ubapurge = dw750_purge;
+#endif
+       sc->uv_sc.uh_iot = &vax_mem_bus_space;
+       sc->uv_sc.uh_dmat = &sc->uv_dmat;
+
+       /*
+        * Fill in variables used by the sgmap system.
+        */
+       sc->uv_size = UBASIZE;          /* Size in bytes of Qbus space */
+       sc->uv_addr = (paddr_t)uh_uba->uba_map; /* Map regs physical address */
+
+       uba_dma_init(sc);
+       uba_attach(&sc->uv_sc, UIOPAGE(ubaddr));
+}
+
+void
+dw750_init(sc)
+       struct uba_softc *sc;
+{
+       mtpr(0, PR_IUR);
+       DELAY(500000);
+}
+
+#ifdef notyet
+void
+dw750_purge(sc, bdp)
+       struct uba_softc *sc;
+       int bdp;
+{
+       sc->uh_uba->uba_dpr[bdp] |= UBADPR_PURGE | UBADPR_NXM | UBADPR_UCE;
+}
+#endif
diff -r 7763ec3a6fde -r dbaf6e49516e sys/arch/vax/uba/uba_common.h
--- a/sys/arch/vax/uba/uba_common.h     Mon Jun 21 16:00:12 1999 +0000
+++ b/sys/arch/vax/uba/uba_common.h     Mon Jun 21 16:23:00 1999 +0000
@@ -1,7 +1,12 @@
-/*     $NetBSD: uba_common.h,v 1.1 1999/06/06 19:03:40 ragge Exp $     */
-/*
- * Copyright (c) 1999 Ludd, University of Lule}, Sweden.
+/*     $NetBSD: uba_common.h,v 1.2 1999/06/21 16:23:01 ragge Exp $ */
+/*-
+ * Copyright (c) 1982, 1986 The Regents of the University of California.
  * All rights reserved.
+ * (c) UNIX System Laboratories, Inc.
+ * All or some portions of this file are derived from material licensed
+ * to the University of California by American Telephone and Telegraph
+ * Co. or Unix System Laboratories, Inc. and are reproduced herein with
+ * the permission of UNIX System Laboratories, Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -13,33 +18,70 @@
  *    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}.
- * 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 product includes software developed by the University of
+ *     California, Berkeley and its contributors.
+ * 4. Neither the name of the University 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 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.
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ *
+ *     @(#)ubareg.h    7.8 (Berkeley) 5/9/91
  */
 
 /*
  * VAX-specific parts of the Unibus softc.
  */
+struct uba_regs;
 
 struct uba_vsoftc {
        struct  uba_softc uv_sc;/* Common vars from dev/qbus/ubavar.h */
        struct  vax_bus_dma_tag uv_dmat;
        struct  vax_sgmap uv_sgmap;
        int     uv_size;        /* Size of UBA addressable memory */
-       paddr_t uv_addr;        /* Physical address of map registers */
+       paddr_t uv_addr;        /* Physical address of map registers */
+       struct  uba_regs *uv_uba;/* Where applicable */
+       int     uh_ibase;
+       int     uh_zvtime;
+       int     uh_zvtotal;
+       int     uh_zvcnt;
+};
+
+/*
+ * Size of unibus memory address space in pages
+ * (also number of map registers).
+ */
+#define UBAPAGES       496
+#define UBAIOADDR      0760000  /* start of I/O page */
+#define UBAIOPAGES     16
+
+/*
+ * DW780/DW750 hardware registers
+ */
+struct uba_regs {
+       int     uba_cnfgr;              /* configuration register */
+       int     uba_cr;                 /* control register */
+       int     uba_sr;                 /* status register */
+       int     uba_dcr;                /* diagnostic control register */
+       int     uba_fmer;               /* failed map entry register */
+       int     uba_fubar;              /* failed UNIBUS address register */
+       int     pad1[2];
+       int     uba_brsvr[4];
+       int     uba_brrvr[4];           /* receive vector registers */
+       int     uba_dpr[16];            /* buffered data path register */
+       int     pad2[480];
+       struct pte uba_map[UBAPAGES];   /* unibus map register */
+       int     pad3[UBAIOPAGES];       /* no maps for device address space */
 };
 
 void   uba_dma_init __P((struct uba_vsoftc *));
-
diff -r 7763ec3a6fde -r dbaf6e49516e sys/arch/vax/uba/uba_sbi.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/vax/uba/uba_sbi.c        Mon Jun 21 16:23:00 1999 +0000
@@ -0,0 +1,328 @@
+/*     $NetBSD: uba_sbi.c,v 1.1 1999/06/21 16:23:01 ragge Exp $           */
+/*
+ * Copyright (c) 1996 Jonathan Stone.
+ * Copyright (c) 1994, 1996 Ludd, University of Lule}, Sweden.
+ * Copyright (c) 1982, 1986 The Regents of the University of California.
+ * 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 by the University of
+ *     California, Berkeley and its contributors.
+ * 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
+ *
+ *     @(#)uba.c       7.10 (Berkeley) 12/16/90
+ *     @(#)autoconf.c  7.20 (Berkeley) 5/9/91
+ */
+
+#include <sys/param.h>
+#include <sys/device.h>



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