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[src/trunk]: src/sys/dev/mvme Separate out devices common to many Motorola mv...
details: https://anonhg.NetBSD.org/src/rev/3c99ee542d13
branches: trunk
changeset: 522211:3c99ee542d13
user: scw <scw%NetBSD.org@localhost>
date: Tue Feb 12 20:38:43 2002 +0000
description:
Separate out devices common to many Motorola mvme boards (68k, 88k and ppc)
in preparation for future mvmeppc and mvme88k ports.
This needs a bit if tidying up to make it trully shareable, which will
happen as the new mvme ports are added.
diffstat:
sys/dev/mvme/if_ie_mvme.c | 352 ++++++++++++++++
sys/dev/mvme/if_iereg.h | 64 ++
sys/dev/mvme/lpt_mvme.c | 396 ++++++++++++++++++
sys/dev/mvme/lpt_pcctwo.c | 294 +++++++++++++
sys/dev/mvme/lptvar.h | 95 ++++
sys/dev/mvme/memc.c | 640 +++++++++++++++++++++++++++++
sys/dev/mvme/memcreg.h | 177 ++++++++
sys/dev/mvme/memcvar.h | 69 +++
sys/dev/mvme/mvmebus.c | 961 ++++++++++++++++++++++++++++++++++++++++++++
sys/dev/mvme/mvmebus.h | 161 +++++++
sys/dev/mvme/osiop_pcctwo.c | 191 ++++++++
sys/dev/mvme/pcctwo.c | 204 +++++++++
sys/dev/mvme/pcctworeg.h | 316 ++++++++++++++
sys/dev/mvme/pcctwovar.h | 103 ++++
sys/dev/mvme/vme_two.c | 353 ++++++++++++++++
sys/dev/mvme/vme_two_isr.c | 429 +++++++++++++++++++
sys/dev/mvme/vme_tworeg.h | 526 ++++++++++++++++++++++++
sys/dev/mvme/vme_twovar.h | 79 +++
18 files changed, 5410 insertions(+), 0 deletions(-)
diffs (truncated from 5482 to 300 lines):
diff -r 5fdcc584e3c5 -r 3c99ee542d13 sys/dev/mvme/if_ie_mvme.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/mvme/if_ie_mvme.c Tue Feb 12 20:38:43 2002 +0000
@@ -0,0 +1,352 @@
+/* $NetBSD: if_ie_mvme.c,v 1.1 2002/02/12 20:38:43 scw Exp $ */
+
+/*-
+ * Copyright (c) 1999, 2002 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Steve C. Woodford.
+ *
+ * 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.
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/mbuf.h>
+#include <sys/errno.h>
+#include <sys/device.h>
+#include <sys/protosw.h>
+#include <sys/socket.h>
+
+#include <net/if.h>
+#include <net/if_dl.h>
+#include <net/if_types.h>
+#include <net/if_ether.h>
+#include <net/if_media.h>
+
+#include <uvm/uvm_extern.h>
+
+#include <machine/autoconf.h>
+#include <machine/cpu.h>
+#include <machine/bus.h>
+
+#include <dev/ic/i82586reg.h>
+#include <dev/ic/i82586var.h>
+
+#include <dev/mvme/if_iereg.h>
+#include <dev/mvme/pcctwovar.h>
+#include <dev/mvme/pcctworeg.h>
+
+
+int ie_pcctwo_match __P((struct device *, struct cfdata *, void *));
+void ie_pcctwo_attach __P((struct device *, struct device *, void *));
+
+struct ie_pcctwo_softc {
+ struct ie_softc ps_ie;
+ bus_space_tag_t ps_bust;
+ bus_space_handle_t ps_bush;
+ struct evcnt ps_evcnt;
+};
+
+struct cfattach ie_pcctwo_ca = {
+ sizeof(struct ie_pcctwo_softc), ie_pcctwo_match, ie_pcctwo_attach
+};
+
+extern struct cfdriver ie_cd;
+
+
+/* Functions required by the i82586 MI driver */
+static void ie_reset __P((struct ie_softc *, int));
+static int ie_intrhook __P((struct ie_softc *, int));
+static void ie_hwinit __P((struct ie_softc *));
+static void ie_atten __P((struct ie_softc *, int));
+
+static void ie_copyin __P((struct ie_softc *, void *, int, size_t));
+static void ie_copyout __P((struct ie_softc *, const void *, int, size_t));
+
+static u_int16_t ie_read_16 __P((struct ie_softc *, int));
+static void ie_write_16 __P((struct ie_softc *, int, u_int16_t));
+static void ie_write_24 __P((struct ie_softc *, int, int));
+
+/*
+ * i82596 Support Routines for MVME1[67][27] and MVME187 Boards
+ */
+static void
+ie_reset(sc, why)
+ struct ie_softc *sc;
+ int why;
+{
+ struct ie_pcctwo_softc *ps;
+ u_int32_t scp_addr;
+
+ ps = (struct ie_pcctwo_softc *) sc;
+
+ switch (why) {
+ case CHIP_PROBE:
+ case CARD_RESET:
+ bus_space_write_2(ps->ps_bust, ps->ps_bush, IE_MPUREG_UPPER,
+ IE_PORT_RESET);
+ bus_space_write_2(ps->ps_bust, ps->ps_bush, IE_MPUREG_LOWER, 0);
+ delay(1000);
+
+ /*
+ * Set the BUSY and BUS_USE bytes here, since the MI code
+ * incorrectly assumes it can use byte addressing to set it.
+ * (due to wrong-endianess of the chip)
+ */
+ ie_write_16(sc, IE_ISCP_BUSY(sc->iscp), 1);
+ ie_write_16(sc, IE_SCP_BUS_USE(sc->scp), IE_BUS_USE);
+
+ scp_addr = sc->scp + (u_int) sc->sc_iobase;
+ scp_addr |= IE_PORT_ALT_SCP;
+
+ bus_space_write_2(ps->ps_bust, ps->ps_bush, IE_MPUREG_UPPER,
+ scp_addr & 0xffff);
+ bus_space_write_2(ps->ps_bust, ps->ps_bush, IE_MPUREG_LOWER,
+ (scp_addr >> 16) & 0xffff);
+ delay(1000);
+ break;
+ }
+}
+
+/* ARGSUSED */
+static int
+ie_intrhook(sc, when)
+ struct ie_softc *sc;
+ int when;
+{
+ struct ie_pcctwo_softc *ps;
+ u_int8_t reg;
+
+ ps = (struct ie_pcctwo_softc *) sc;
+
+ if (when == INTR_EXIT) {
+ reg = pcc2_reg_read(sys_pcctwo, PCC2REG_ETH_ICSR);
+ reg |= PCCTWO_ICR_ICLR;
+ pcc2_reg_write(sys_pcctwo, PCC2REG_ETH_ICSR, reg);
+ }
+ return (0);
+}
+
+/* ARGSUSED */
+static void
+ie_hwinit(sc)
+ struct ie_softc *sc;
+{
+ u_int8_t reg;
+
+ reg = pcc2_reg_read(sys_pcctwo, PCC2REG_ETH_ICSR);
+ reg |= PCCTWO_ICR_IEN | PCCTWO_ICR_ICLR;
+ pcc2_reg_write(sys_pcctwo, PCC2REG_ETH_ICSR, reg);
+}
+
+/* ARGSUSED */
+static void
+ie_atten(sc, reason)
+ struct ie_softc *sc;
+ int reason;
+{
+ struct ie_pcctwo_softc *ps;
+
+ ps = (struct ie_pcctwo_softc *) sc;
+ bus_space_write_4(ps->ps_bust, ps->ps_bush, IE_MPUREG_CA, 0);
+}
+
+static void
+ie_copyin(sc, dst, offset, size)
+ struct ie_softc *sc;
+ void *dst;
+ int offset;
+ size_t size;
+{
+ if (size == 0) /* This *can* happen! */
+ return;
+
+#if 0
+ bus_space_read_region_1(sc->bt, sc->bh, offset, dst, size);
+#else
+ /* A minor optimisation ;-) */
+ memcpy(dst, (void *) ((u_long) sc->bh + (u_long) offset), size);
+#endif
+}
+
+static void
+ie_copyout(sc, src, offset, size)
+ struct ie_softc *sc;
+ const void *src;
+ int offset;
+ size_t size;
+{
+ if (size == 0) /* This *can* happen! */
+ return;
+
+#if 0
+ bus_space_write_region_1(sc->bt, sc->bh, offset, src, size);
+#else
+ /* A minor optimisation ;-) */
+ memcpy((void *) ((u_long) sc->bh + (u_long) offset), src, size);
+#endif
+}
+
+static u_int16_t
+ie_read_16(sc, offset)
+ struct ie_softc *sc;
+ int offset;
+{
+
+ return (bus_space_read_2(sc->bt, sc->bh, offset));
+}
+
+static void
+ie_write_16(sc, offset, value)
+ struct ie_softc *sc;
+ int offset;
+ u_int16_t value;
+{
+
+ bus_space_write_2(sc->bt, sc->bh, offset, value);
+}
+
+static void
+ie_write_24(sc, offset, addr)
+ struct ie_softc *sc;
+ int offset;
+ int addr;
+{
+
+ addr += (int) sc->sc_iobase;
+
+ bus_space_write_2(sc->bt, sc->bh, offset, addr & 0xffff);
+ bus_space_write_2(sc->bt, sc->bh, offset + 2, (addr >> 16) & 0x00ff);
+}
+
+/* ARGSUSED */
+int
+ie_pcctwo_match(parent, cf, args)
+ struct device *parent;
+ struct cfdata *cf;
+ void *args;
+{
+ struct pcctwo_attach_args *pa;
+
+ pa = args;
+
+ if (strcmp(pa->pa_name, ie_cd.cd_name))
+ return (0);
+
+ pa->pa_ipl = cf->pcctwocf_ipl;
+
+ return (1);
+}
+
+/* ARGSUSED */
+void
+ie_pcctwo_attach(parent, self, args)
+ struct device *parent;
+ struct device *self;
+ void *args;
+{
+ struct pcctwo_attach_args *pa;
+ struct ie_pcctwo_softc *ps;
+ struct ie_softc *sc;
+ bus_dma_segment_t seg;
+ int rseg;
+
+ pa = (struct pcctwo_attach_args *) args;
+ ps = (struct ie_pcctwo_softc *) self;
+ sc = (struct ie_softc *) self;
+
+ /* Map the MPU controller registers in PCCTWO space */
+ ps->ps_bust = pa->pa_bust;
+ bus_space_map(pa->pa_bust, pa->pa_offset, IE_MPUREG_SIZE,
+ 0, &ps->ps_bush);
+
+ /* Get contiguous DMA-able memory for the IE chip */
+ if (bus_dmamem_alloc(pa->pa_dmat, ether_data_buff_size, NBPG, 0,
+ &seg, 1, &rseg,
+ BUS_DMA_NOWAIT | BUS_DMA_ONBOARD_RAM | BUS_DMA_24BIT) != 0) {
+ printf("%s: Failed to allocate ether buffer\n", self->dv_xname);
+ return;
+ }
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