add support for qec; same basic thing as lebuffer

4 files changed, 197 insertions, 2 deletions

diff --git a/sys/arch/sparc/conf/GENERIC b/sys/arch/sparc/conf/GENERIC
index c07d623e168..ad90cb9a327 100644
--- a/sys/arch/sparc/conf/GENERIC
+++ b/sys/arch/sparc/conf/GENERIC
@@ -1,4 +1,4 @@
-#	$OpenBSD: GENERIC,v 1.28 1998/05/22 08:25:27 deraadt Exp $
+#	$OpenBSD: GENERIC,v 1.29 1998/07/04 01:27:52 deraadt Exp $
 # 	$NetBSD: GENERIC,v 1.48 1997/08/23 19:19:01 mjacob Exp $
 
 # Machine architecture; required by config(8)
@@ -137,6 +137,11 @@ lebuffer*	at sbus? slot ? offset ?		# sun4m SBus
 le0	at lebuffer0					#
 le*	at lebuffer?					#
 
+# Quad-ethernet glue device, and sub-devices
+qec*		at sbus0 slot ? offset ?
+#me*	at lebuffer?
+#be*	at lebuffer?
+
 # sun4/300 and sun4c Ethernet - an AMD 7990 LANCE
 le0	at sbus0 slot ? offset ?			# sun4c on-board
 le*	at sbus? slot ? offset ?
diff --git a/sys/arch/sparc/conf/files.sparc b/sys/arch/sparc/conf/files.sparc
index 2c869959670..4ba70b0b382 100644
--- a/sys/arch/sparc/conf/files.sparc
+++ b/sys/arch/sparc/conf/files.sparc
@@ -1,4 +1,4 @@
-#	$OpenBSD: files.sparc,v 1.16 1998/05/20 19:29:15 deraadt Exp $
+#	$OpenBSD: files.sparc,v 1.17 1998/07/04 01:27:53 deraadt Exp $
 #	$NetBSD: files.sparc,v 1.44 1997/08/31 21:29:16 pk Exp $
 
 # @(#)files.sparc	8.1 (Berkeley) 7/19/93
@@ -101,6 +101,18 @@ device lebuffer {}
 attach lebuffer at sbus
 file	arch/sparc/dev/lebuffer.c	lebuffer
 
+device	qec {}
+attach	qec at sbus
+file	arch/sparc/dev/qec.c		qec
+
+device	be {}
+attach	be at qec
+file	arch/sparc/dev/be.c		be
+
+device	me {}
+attach	me at qec
+file	arch/sparc/dev/me.c		me
+
 device esp: scsi, ncr53c9x
 attach esp at sbus, dma, obio
 file	arch/sparc/dev/esp.c		esp
diff --git a/sys/arch/sparc/dev/qec.c b/sys/arch/sparc/dev/qec.c
new file mode 100644
index 00000000000..9022bba7303
--- /dev/null
+++ b/sys/arch/sparc/dev/qec.c
@@ -0,0 +1,139 @@
+/*	$OpenBSD: qec.c,v 1.1 1998/07/04 01:27:55 deraadt Exp $	*/
+
+/*
+ * Copyright (c) 1998 Theo de Raadt.  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/types.h>
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/errno.h>
+#include <sys/ioctl.h>
+#include <sys/device.h>
+#include <sys/malloc.h>
+#include <sys/buf.h>
+#include <sys/proc.h>
+#include <sys/user.h>
+
+#include <sparc/autoconf.h>
+#include <sparc/cpu.h>
+
+#include <sparc/dev/sbusvar.h>
+#include <sparc/dev/dmareg.h>
+#include <sparc/dev/qecvar.h>
+
+int	qecprint __P((void *, const char *));
+void	qecattach __P((struct device *, struct device *, void *));
+
+struct cfattach qec_ca = {
+	sizeof(struct qec_softc), matchbyname, qecattach
+};
+
+struct cfdriver qec_cd = {
+	NULL, "qec", DV_DULL
+};
+
+int
+qecprint(aux, name)
+	void *aux;
+	const char *name;
+{
+	register struct confargs *ca = aux;
+
+	if (name)
+		printf("%s at %s", ca->ca_ra.ra_name, name);
+	printf(" slot 0x%x offset 0x%x", ca->ca_slot, ca->ca_offset);
+	return (UNCONF);
+}
+
+/*
+ * Attach all the sub-devices we can find
+ */
+void
+qecattach(parent, self, aux)
+	struct device *parent, *self;
+	void *aux;
+{
+#if defined(SUN4C) || defined(SUN4M)
+	register struct confargs *ca = aux;
+	struct qec_softc *sc = (void *)self;
+	int node;
+	struct confargs oca;
+	char *name;
+	int sbusburst;
+
+	if (ca->ca_ra.ra_vaddr == NULL || ca->ca_ra.ra_nvaddrs == 0)
+		ca->ca_ra.ra_vaddr =
+		    mapiodev(ca->ca_ra.ra_reg, 0, ca->ca_ra.ra_len);
+
+	/*
+	 * This device's "register space" is just a buffer where the
+	 * Lance ring-buffers can be stored. Note the buffer's location
+	 * and size, so the sub-drivers can pick them up.
+	 */
+	sc->sc_buffer = (caddr_t)ca->ca_ra.ra_vaddr;
+	sc->sc_bufsiz = ca->ca_ra.ra_len;
+
+	/*
+	 * Get transfer burst size from PROM
+	 */
+	sbusburst = ((struct sbus_softc *)parent)->sc_burst;
+	if (sbusburst == 0)
+		sbusburst = SBUS_BURST_32 - 1; /* 1->16 */
+
+	sc->sc_burst = getpropint(ca->ca_ra.ra_node, "burst-sizes", -1);
+	if (sc->sc_burst == -1)
+		/* take SBus burst sizes */
+		sc->sc_burst = sbusburst;
+
+	/* Clamp at parent's burst sizes */
+	sc->sc_burst &= sbusburst;
+
+	printf(": %dK memory\n", sc->sc_bufsiz / 1024);
+
+	node = sc->sc_node = ca->ca_ra.ra_node;
+
+	if (ca->ca_bustype == BUS_SBUS)
+		sbus_establish(&sc->sc_sd, &sc->sc_dev);
+
+	/* Propagate bootpath */
+	if (ca->ca_ra.ra_bp != NULL)
+		oca.ca_ra.ra_bp = ca->ca_ra.ra_bp + 1;
+	else
+		oca.ca_ra.ra_bp = NULL;
+
+	/* search through children */
+	for (node = firstchild(node); node; node = nextsibling(node)) {
+		name = getpropstring(node, "name");
+		if (!romprop(&oca.ca_ra, name, node))
+			continue;
+
+		sbus_translate(parent, &oca);
+		oca.ca_bustype = BUS_SBUS;
+		(void) config_found(&sc->sc_dev, (void *)&oca, qecprint);
+	}
+#endif /* SUN4C || SUN4M */
+}
diff --git a/sys/arch/sparc/dev/qecvar.h b/sys/arch/sparc/dev/qecvar.h
new file mode 100644
index 00000000000..ba05a674646
--- /dev/null
+++ b/sys/arch/sparc/dev/qecvar.h
@@ -0,0 +1,39 @@
+/*	$OpenBSD: qecvar.h,v 1.1 1998/07/04 01:27:55 deraadt Exp $	*/
+
+/*
+ * Copyright (c) 1998 Theo de Raadt.  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.
+ */
+
+struct qec_softc {
+	struct device sc_dev;		/* us as a device */
+	struct sbusdev sc_sd;		/* sbus device */
+	u_int	sc_rev;			/* revision */
+	int	sc_node;		/* PROM node ID */
+	int	sc_burst;		/* DVMA burst size in effect */
+	caddr_t	sc_buffer;		/* VA of the buffer we provide */
+	int	sc_bufsiz;		/* Size of buffer */
+	int	nattached;		/* number of attached devices */
+};
+