Initial import of arm32 port

1 files changed, 136 insertions, 0 deletions

diff --git a/sys/arch/arm32/mainbus/mainbus.c b/sys/arch/arm32/mainbus/mainbus.c
new file mode 100644
index 00000000000..7caade580dd
--- /dev/null
+++ b/sys/arch/arm32/mainbus/mainbus.c
@@ -0,0 +1,136 @@
+/* $NetBSD: mainbus.c,v 1.3 1996/03/20 18:38:00 mark Exp $ */
+
+/*
+ * Copyright (c) 1994,1995 Mark Brinicombe.
+ * Copyright (c) 1994 Brini.
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by Brini.
+ * 4. The name of the company nor the name of the author may be used to
+ *    endorse or promote products derived from this software without specific
+ *    prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY BRINI ``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 BRINI 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.
+ *
+ * RiscBSD kernel project
+ *
+ * mainbus.c
+ *
+ * mainbus configuration
+ *
+ * Created      : 15/12/94
+ * Last updated : 03/07/95
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/conf.h>
+#include <sys/malloc.h>
+#include <sys/device.h>
+
+#include <arm32/mainbus/mainbus.h>
+#include <machine/io.h>
+
+int mainbusmatch __P((struct device *, void *, void *));
+void mainbusattach __P((struct device *, struct device *, void *));
+
+struct cfattach mainbus_ca = {
+	sizeof(struct device), mainbusmatch, mainbusattach
+};
+
+struct cfdriver mainbus_cd = {
+	NULL, "mainbus", DV_DULL, 1
+};
+
+int
+mainbusmatch(parent, match, aux)
+	struct device *parent;
+	void *match;
+	void *aux;
+{
+	return (1);
+}
+
+int
+mainbusprint(aux, mainbus)
+	void *aux;
+	char *mainbus;
+{
+	struct mainbus_attach_args *mb = aux;
+
+	if (mb->mb_iobase)
+		printf(" base 0x%x", mb->mb_iobase);
+	if (mb->mb_iosize > 1)
+		printf("-0x%x", mb->mb_iobase + mb->mb_iosize - 1);
+	if (mb->mb_irq != -1)
+		printf(" irq %d", mb->mb_irq);
+	if (mb->mb_drq != -1)
+		printf(" drq 0x%08x", mb->mb_drq);
+
+/* XXXX print flags */
+	return (QUIET);
+}
+
+
+void
+mainbusscan(parent, match)
+	struct device *parent;
+	void *match;
+{
+	struct device *dev = match;
+	struct cfdata *cf = dev->dv_cfdata;
+	struct mainbus_attach_args mb;
+
+	if (cf->cf_fstate == FSTATE_STAR)
+		panic("eekkk, I'm stuffed");
+
+	if (cf->cf_loc[0] == -1) {
+		mb.mb_iobase = 0;
+		mb.mb_iosize = 0;
+		mb.mb_drq = -1;
+		mb.mb_irq = -1;
+	} else {    
+		mb.mb_iobase = cf->cf_loc[0] + IO_CONF_BASE;
+		mb.mb_iosize = 0;
+		mb.mb_drq = cf->cf_loc[1];
+		mb.mb_irq = cf->cf_loc[2];
+	}
+	if ((*cf->cf_attach->ca_match)(parent, dev, &mb) > 0)
+		config_attach(parent, dev, &mb, mainbusprint);
+	else
+		free(dev, M_DEVBUF);
+}
+
+void
+mainbusattach(parent, self, aux)
+	struct device *parent;
+	struct device *self;
+	void *aux;
+{
+	printf("\n");
+
+	config_scan(mainbusscan, self);
+}
+
+/* End of mainbus.c */