SMC91CXX NuBus hooks

from NetBSD

1 files changed, 165 insertions, 0 deletions

diff --git a/sys/arch/mac68k/dev/if_sm_nubus.c b/sys/arch/mac68k/dev/if_sm_nubus.c
new file mode 100644
index 00000000000..fd8dbab67bc
--- /dev/null
+++ b/sys/arch/mac68k/dev/if_sm_nubus.c
@@ -0,0 +1,165 @@
+/*	$OpenBSD: if_sm_nubus.c,v 1.1 2006/01/29 15:58:20 martin Exp $	*/
+/*	$NetBSD: if_sm_nubus.c,v 1.2 2000/08/01 13:08:39 briggs Exp $	*/
+
+/*
+ * Copyright (c) 2000 Allen Briggs.
+ * 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. 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/errno.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <sys/syslog.h>
+#include <sys/systm.h>
+
+#include <net/if.h>
+
+#ifdef INET
+#include <netinet/in.h>
+#include <netinet/if_ether.h>
+#endif
+
+#include <machine/bus.h>
+#include <machine/viareg.h>
+
+#include <net/if_media.h>
+
+#include <dev/mii/mii.h>
+#include <dev/mii/miivar.h>
+
+#include <dev/ic/smc91cxxreg.h>
+#include <dev/ic/smc91cxxvar.h>
+
+#include <mac68k/dev/nubus.h>
+
+static int	sm_nubus_match(struct device *, void *, void *);
+static void	sm_nubus_attach(struct device *, struct device *, void *);
+
+struct cfattach sm_nubus_ca = {
+	sizeof(struct smc91cxx_softc), sm_nubus_match, sm_nubus_attach
+};
+
+static int
+sm_nubus_match(parent, cf, aux)
+	struct device *parent;
+	void *cf;
+	void *aux;
+{
+	struct nubus_attach_args *na = (struct nubus_attach_args *) aux;
+	bus_space_handle_t bsh;
+	int rv;
+
+	if (bus_space_map(na->na_tag,
+	    NUBUS_SLOT2PA(na->slot), NBMEMSIZE, 0, &bsh))
+		return (0);
+
+	rv = 0;
+
+	if (na->category == NUBUS_CATEGORY_NETWORK &&
+	    na->type == NUBUS_TYPE_ETHERNET) {
+		switch (na->drsw) {
+	    	case NUBUS_DRSW_FOCUS:
+	    	case NUBUS_DRSW_ASANTEF:
+			rv = 1;
+			break;
+		default:
+			rv = 0;
+			break;
+		}
+	}
+
+	bus_space_unmap(na->na_tag, bsh, NBMEMSIZE);
+
+	return rv;
+}
+
+/*
+ * Install interface into kernel networking data structures
+ */
+static void
+sm_nubus_attach(parent, self, aux)
+	struct device *parent, *self;
+	void   *aux;
+{
+	struct smc91cxx_softc *smc = (struct smc91cxx_softc *) self;
+	struct nubus_attach_args *na = (struct nubus_attach_args *)aux;
+	bus_space_tag_t	bst = na->na_tag;
+	bus_space_handle_t bsh, prom_bsh;
+	u_int8_t myaddr[ETHER_ADDR_LEN];
+	int i, success;
+	char *cardtype;
+
+	bst = na->na_tag;
+	if (bus_space_map(bst, NUBUS_SLOT2PA(na->slot), NBMEMSIZE, 0, &bsh)) {
+		printf(": failed to map memory space.\n");
+		return;
+	}
+
+	mac68k_bus_space_handle_swapped(bst, &bsh);
+
+	smc->sc_bst = bst;
+	smc->sc_bsh = bsh;
+
+	cardtype = nubus_get_card_name(bst, bsh, na->fmt);
+
+	success = 0;
+
+	switch (na->drsw) {
+	case NUBUS_DRSW_FOCUS:
+		if (bus_space_subregion(bst, bsh, 0xFF8000, 0x20, &prom_bsh)) {
+			printf(": failed to map EEPROM space.\n");
+			break;
+		}
+
+		success = 1;
+		break;
+	case NUBUS_DRSW_ASANTEF:
+		if (bus_space_subregion(bst, bsh, 0xFE0000, 0x20, &prom_bsh)) {
+			printf(": failed to map EEPROM space.\n");
+			break;
+		}
+
+		success = 1;
+		break;
+	}
+
+	if (!success) {
+		bus_space_unmap(bst, bsh, NBMEMSIZE);
+		return;
+	}
+	for (i=0 ; i<6 ; i++) {
+		myaddr[i] = bus_space_read_1(bst, prom_bsh, i*4);
+	}
+
+	smc->sc_flags |= SMC_FLAGS_ENABLED;
+
+	printf(": %s", cardtype);
+
+	smc91cxx_attach(smc, myaddr);
+
+	add_nubus_intr(na->slot, smc91cxx_intr, smc, smc->sc_dev.dv_xname);
+}