these have moved to sys/dev/sbus.
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mrg
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06d5ffd2a8
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/* $NetBSD: lebuffer.c,v 1.7 1998/07/24 21:08:16 pk Exp $ */
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/*
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* Copyright (c) 1996 Paul Kranenburg. 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 by Peter Galbavy.
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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/types.h>
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/errno.h>
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#include <sys/ioctl.h>
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#include <sys/device.h>
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#include <sys/malloc.h>
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#include <sys/buf.h>
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#include <sys/proc.h>
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#include <sys/user.h>
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#include <sparc/bus.h>
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#include <sparc/autoconf.h>
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#include <sparc/cpu.h>
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#include <sparc/dev/sbusvar.h>
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#include <sparc/dev/lebuffervar.h>
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#include <sparc/dev/dmareg.h>/*XXX*/
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int lebufprint __P((void *, const char *));
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int lebufmatch __P((struct device *, struct cfdata *, void *));
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void lebufattach __P((struct device *, struct device *, void *));
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struct cfattach lebuffer_ca = {
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sizeof(struct lebuf_softc), lebufmatch, lebufattach
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};
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int
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lebufprint(aux, busname)
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void *aux;
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const char *busname;
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{
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struct sbus_attach_args *sa = aux;
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bus_space_tag_t t = sa->sa_bustag;
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struct lebuf_softc *sc = t->cookie;
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sa->sa_bustag = sc->sc_bustag; /* XXX */
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sbus_print(aux, busname); /* XXX */
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sa->sa_bustag = t; /* XXX */
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return (UNCONF);
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}
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int
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lebufmatch(parent, cf, aux)
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struct device *parent;
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struct cfdata *cf;
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void *aux;
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{
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struct sbus_attach_args *sa = aux;
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return (strcmp(cf->cf_driver->cd_name, sa->sa_name) == 0);
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}
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/*
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* Attach all the sub-devices we can find
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*/
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void
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lebufattach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct sbus_attach_args *sa = aux;
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struct lebuf_softc *sc = (void *)self;
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int node;
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int sbusburst;
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bus_space_tag_t sbt;
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bus_space_handle_t bh;
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struct bootpath *bp;
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sc->sc_bustag = sa->sa_bustag;
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sc->sc_dmatag = sa->sa_dmatag;
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if (sbus_bus_map(sa->sa_bustag, sa->sa_slot,
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sa->sa_offset,
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sa->sa_size,
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0, 0, &bh) != 0) {
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printf("%s: attach: cannot map registers\n", self->dv_xname);
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return;
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}
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/*
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* This device's "register space" is just a buffer where the
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* Lance ring-buffers can be stored. Note the buffer's location
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* and size, so the `le' driver can pick them up.
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*/
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sc->sc_buffer = (caddr_t)bh;
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sc->sc_bufsiz = sa->sa_size;
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node = sc->sc_node = sa->sa_node;
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/*
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* Get transfer burst size from PROM
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*/
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sbusburst = ((struct sbus_softc *)parent)->sc_burst;
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if (sbusburst == 0)
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sbusburst = SBUS_BURST_32 - 1; /* 1->16 */
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sc->sc_burst = getpropint(node, "burst-sizes", -1);
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if (sc->sc_burst == -1)
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/* take SBus burst sizes */
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sc->sc_burst = sbusburst;
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/* Clamp at parent's burst sizes */
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sc->sc_burst &= sbusburst;
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sbus_establish(&sc->sc_sd, &sc->sc_dev);
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/* Propagate bootpath */
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if (sa->sa_bp != NULL)
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bp = sa->sa_bp + 1;
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else
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bp = NULL;
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/* Allocate a bus tag */
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sbt = (bus_space_tag_t)
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malloc(sizeof(struct sparc_bus_space_tag), M_DEVBUF, M_NOWAIT);
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if (sbt == NULL) {
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printf("%s: attach: out of memory\n", self->dv_xname);
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return;
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}
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printf(": %dK memory\n", sc->sc_bufsiz / 1024);
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bzero(sbt, sizeof *sbt);
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sbt->cookie = sc;
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sbt->parent = sc->sc_bustag;
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/* search through children */
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for (node = firstchild(node); node; node = nextsibling(node)) {
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struct sbus_attach_args sa;
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sbus_setup_attach_args((struct sbus_softc *)parent,
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sbt, sc->sc_dmatag, node, bp, &sa);
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(void)config_found(&sc->sc_dev, (void *)&sa, lebufprint);
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}
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}
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@ -1,42 +0,0 @@
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/* $NetBSD: lebuffervar.h,v 1.3 1998/03/21 20:23:09 pk Exp $ */
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/*
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* Copyright (c) 1996 Paul Kranenburg. All rights reserved.
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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 by Paul Kranenburg.
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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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struct lebuf_softc {
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struct device sc_dev; /* us as a device */
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bus_space_tag_t sc_bustag;
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bus_dma_tag_t sc_dmatag;
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struct sbusdev sc_sd; /* sbus device */
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u_int sc_rev; /* revision */
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int sc_node; /* PROM node ID */
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int sc_burst; /* DVMA burst size in effect */
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caddr_t sc_buffer; /* VA of the buffer we provide */
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int sc_bufsiz; /* Size of buffer */
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int attached; /* 1: in use by `le' device */
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};
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