diff options
Diffstat (limited to 'sys/arch/vax/vsa/if_le_vsbus.c')
| -rw-r--r-- | sys/arch/vax/vsa/if_le_vsbus.c | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/sys/arch/vax/vsa/if_le_vsbus.c b/sys/arch/vax/vsa/if_le_vsbus.c new file mode 100644 index 00000000000..08901588b70 --- /dev/null +++ b/sys/arch/vax/vsa/if_le_vsbus.c @@ -0,0 +1,247 @@ +/* $OpenBSD: if_le_vsbus.c,v 1.1 2000/04/27 02:34:50 bjc Exp $ */ +/* $NetBSD: if_le_vsbus.c,v 1.2 1999/08/27 20:05:08 ragge Exp $ */ + +/*- + * Copyright (c) 1998 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Charles M. Hannum. + * + * 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 NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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. + */ + +/*- + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Ralph Campbell and Rick Macklem. + * + * 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. + * + * @(#)if_le.c 8.2 (Berkeley) 11/16/93 + */ + +#include "bpfilter.h" + +#include <sys/param.h> +#include <sys/syslog.h> +#include <sys/socket.h> +#include <sys/device.h> +#include <sys/reboot.h> + +#include <vm/vm.h> +#include <vm/vm_kern.h> + +#include <net/if.h> +#include <net/if_media.h> + +#ifdef INET +#include <netinet/in.h> +#endif +#include <netinet/if_ether.h> + +#include <machine/cpu.h> +#include <machine/sid.h> +#include <machine/bus.h> +#include <machine/scb.h> +#include <machine/rpb.h> +#include <machine/vsbus.h> + +#include <dev/ic/am7990reg.h> +#include <dev/ic/am7990var.h> +#include <dev/tc/if_levar.h> + +int le_vsbus_match __P((struct device *, struct cfdata *, void *)); +void le_vsbus_attach __P((struct device *, struct device *, void *)); +static void lewrcsr __P((struct am7990_softc *, u_int16_t, u_int16_t)); +static u_int16_t lerdcsr __P((struct am7990_softc *, u_int16_t)); + +struct cfattach le_vsbus_ca = { + sizeof(struct le_softc), (cfmatch_t)le_vsbus_match, le_vsbus_attach +}; + +void +lewrcsr(sc, port, val) + struct am7990_softc *sc; + u_int16_t port, val; +{ + struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1; + + ler1->ler1_rap = port; + ler1->ler1_rdp = val; +} + +u_int16_t +lerdcsr(sc, port) + struct am7990_softc *sc; + u_int16_t port; +{ + struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1; + + ler1->ler1_rap = port; + return ler1->ler1_rdp; +} + +int +le_vsbus_match(parent, cf, aux) + struct device *parent; + struct cfdata *cf; + void *aux; +{ + struct vsbus_attach_args *va = aux; + volatile short *rdp, *rap; + + if (vax_boardtype == VAX_BTYP_49) + return 0; + rdp = (short *)va->va_addr; + rap = rdp + 2; + + /* Make sure the chip is stopped. */ + *rap = LE_CSR0; + *rdp = LE_C0_STOP; + DELAY(100); + *rdp = LE_C0_INIT|LE_C0_INEA; + + /* Wait for initialization to finish. */ + DELAY(100000); + va->va_ivec = vsbus_intr; /* we do our own scb stuff */ + + /* Should have interrupted by now */ + if (*rdp & LE_C0_IDON) + return 1; + return 0; +} + +void +le_vsbus_attach(parent, self, aux) + struct device *parent, *self; + void *aux; +{ + struct vsbus_attach_args *va = aux; + struct le_softc *sc = (void *)self; + struct vsbus_softc *vsc = (struct vsbus_softc *)parent; + bus_dma_segment_t seg; + int *lance_addr; + int i, err, rseg; + struct lereg1 *ler1; + + ler1 = sc->sc_r1 = (void *)vax_map_physmem(NI_BASE, 1); + + /* Prettier printout */ + printf("\n%s", self->dv_xname); + + /* + * MD functions. + */ + sc->sc_am7990.sc_rdcsr = lerdcsr; + sc->sc_am7990.sc_wrcsr = lewrcsr; + sc->sc_am7990.sc_nocarrier = NULL; + + scb_vecalloc(va->va_cvec, (void (*)(void *)) am7990_intr, sc, SCB_ISTACK); + /* + * Allocate a (DMA-safe) block for all descriptors and buffers. + */ + +#define ALLOCSIZ (64 * 1024) + err = bus_dmamem_alloc(va->va_dmat, ALLOCSIZ, NBPG, 0, + &seg, 1, &rseg, BUS_DMA_NOWAIT); + if (err) { + printf(": unable to alloc buffer block: err %d\n", err); + return; + } + err = bus_dmamem_map(va->va_dmat, &seg, rseg, ALLOCSIZ, + (caddr_t *)&sc->sc_am7990.sc_mem, + BUS_DMA_NOWAIT|BUS_DMA_COHERENT); + if (err) { + printf(": unable to map buffer block: err %d\n", err); + bus_dmamem_free(va->va_dmat, &seg, rseg); + return; + } + sc->sc_am7990.sc_addr = + (paddr_t)sc->sc_am7990.sc_mem & 0xffffff; + sc->sc_am7990.sc_memsize = ALLOCSIZ; + + sc->sc_am7990.sc_conf3 = 0; + sc->sc_am7990.sc_hwinit = NULL; + sc->sc_am7990.sc_copytodesc = am7990_copytobuf_contig; + sc->sc_am7990.sc_copyfromdesc = am7990_copyfrombuf_contig; + sc->sc_am7990.sc_copytobuf = am7990_copytobuf_contig; + sc->sc_am7990.sc_copyfrombuf = am7990_copyfrombuf_contig; + sc->sc_am7990.sc_zerobuf = am7990_zerobuf_contig; + + /* + * Get the ethernet address out of rom + */ + lance_addr = (int *)vax_map_physmem(NI_ADDR, 1); + for (i = 0; i < 6; i++) + sc->sc_am7990.sc_arpcom.ac_enaddr[i] = (u_char)lance_addr[i]; + vax_unmap_physmem((vaddr_t)lance_addr, 1); + + bcopy(self->dv_xname, sc->sc_am7990.sc_arpcom.ac_if.if_xname, + IFNAMSIZ); + am7990_config(&sc->sc_am7990); + + /* + * Register this device as boot device if we booted from it. + * This will fail if there are more than one le in a machine, + * fortunately there may be only one. + */ + if (B_TYPE(bootdev) == BDEV_LE) + booted_from = self; + + vsc->sc_mask |= 1 << (va->va_maskno-1); +} |