[src/trunk]: src/sys/arch/shark/ofw Bring over a couple of files from arch/dn...

[thorpej <thorpej%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/629f7be814b7
branches:  trunk
changeset: 521997:629f7be814b7
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Sun Feb 10 07:07:07 2002 +0000

description:
Bring over a couple of files from arch/dnard that will be useful in
the future.

diffstat:

 sys/arch/shark/ofw/cpu_ofbus.c |   51 ++++++++++++++++++++
 sys/arch/shark/ofw/vga_ofbus.c |  104 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 155 insertions(+), 0 deletions(-)

diffs (163 lines):

diff -r 93b383398497 -r 629f7be814b7 sys/arch/shark/ofw/cpu_ofbus.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/shark/ofw/cpu_ofbus.c    Sun Feb 10 07:07:07 2002 +0000
@@ -0,0 +1,51 @@
+/*     $NetBSD: cpu_ofbus.c,v 1.1 2002/02/10 07:07:08 thorpej Exp $    */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+
+#include <machine/cpu.h>
+
+#include <dev/ofw/openfirm.h>
+
+/*
+ * int cpu_ofbus_match(struct device *parent, struct cfdata *cf, void *aux)
+ *
+ * Probe for the main cpu. Currently all this does is return 1 to
+ * indicate that the cpu was found.
+ */ 
+ 
+static int
+cpu_ofbus_match(parent, cf, aux)
+       struct device *parent;
+       struct cfdata *cf;
+       void *aux;
+{
+       struct ofbus_attach_args *aa = aux;
+       char buf[32];
+
+       if (OF_getprop(aa->oba_phandle, "device_type", buf, sizeof(buf)) < 0)
+               return (0);
+       if (strcmp("cpu", buf))
+               return (0);
+       return(1);
+}
+
+/*
+ * void cpu_ofbus_attach(struct device *parent, struct device *dev, void *aux)
+ *
+ * Attach the main cpu
+ */
+  
+static void
+cpu_ofbus_attach(parent, self, aux)
+       struct device *parent;
+       struct device *self;
+       void *aux;
+{
+       cpu_attach(self);
+}
+
+struct cfattach cpu_ofbus_ca = {
+       sizeof(struct device), cpu_ofbus_match, cpu_ofbus_attach
+};
diff -r 93b383398497 -r 629f7be814b7 sys/arch/shark/ofw/vga_ofbus.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/shark/ofw/vga_ofbus.c    Sun Feb 10 07:07:07 2002 +0000
@@ -0,0 +1,104 @@
+/* $NetBSD: vga_ofbus.c,v 1.1 2002/02/10 07:07:07 thorpej Exp $ */
+
+/*
+ * Copyright (c) 1995, 1996 Carnegie-Mellon University.
+ * All rights reserved.
+ *
+ * Author: Chris G. Demetriou
+ * 
+ * Permission to use, copy, modify and distribute this software and
+ * its documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ * 
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 
+ * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 
+ * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ * 
+ * Carnegie Mellon requests users of this software to return to
+ *
+ *  Software Distribution Coordinator  or  Software.Distribution%CS.CMU.EDU@localhost
+ *  School of Computer Science
+ *  Carnegie Mellon University
+ *  Pittsburgh PA 15213-3890
+ *
+ * any improvements or extensions that they make and grant Carnegie the
+ * rights to redistribute these changes.
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/device.h>
+#include <sys/malloc.h>
+
+#include <dev/isa/isavar.h>
+
+#include <dev/ic/mc6845reg.h>
+#include <dev/ic/pcdisplayvar.h>
+#include <dev/ic/vgareg.h>
+#include <dev/ic/vgavar.h>
+
+#include <dev/wscons/wsconsio.h>
+#include <dev/wscons/wsdisplayvar.h>
+
+#include <dev/ofw/openfirm.h>
+#if 0
+#include <dnard/ofw/vga_ofisavar.h>
+#endif
+
+struct vga_ofbus_softc {
+       struct vga_softc sc_vga;
+
+       int sc_phandle;
+};
+
+int    vga_ofbus_match (struct device *, struct cfdata *, void *);
+void   vga_ofbus_attach (struct device *, struct device *, void *);
+
+struct cfattach vga_ofbus_ca = {
+       sizeof(struct vga_ofbus_softc), vga_ofbus_match, vga_ofbus_attach,
+};
+
+static const char *compat_strings[] = { "pnpPNP,900", 0 };
+
+int
+vga_ofbus_match(struct device *parent, struct cfdata *match, void *aux)
+{
+       struct ofbus_attach_args *oba = aux;
+
+       if (of_compatible(oba->oba_phandle, compat_strings) == -1)
+               return (0);
+
+       if (!vga_is_console(&isa_io_bs_tag, WSDISPLAY_TYPE_ISAVGA) &&
+           !vga_common_probe(&isa_io_bs_tag, &isa_mem_bs_tag))
+               return (0);
+
+       return (2);     /* more than generic pcdisplay */
+}
+
+void
+vga_ofbus_attach(struct device *parent, struct device *self, void *aux)
+{
+       struct vga_ofbus_softc *osc = (void *) self;
+       struct vga_softc *sc = &osc->sc_vga;
+       struct ofbus_attach_args *oba = aux;
+
+       printf("\n");
+       osc->sc_phandle = oba->oba_phandle;
+
+       vga_common_attach(sc, &isa_io_bs_tag, &isa_mem_bs_tag,
+           WSDISPLAY_TYPE_ISAVGA, NULL);
+}
+
+int
+vga_ofbus_cnattach(int phandle, bus_space_tag_t iot, bus_space_tag_t memt)
+{
+       if (OF_call_method("text-mode3", phandle, 0, 0) != 0) {
+               printf("vga_ofbus_match: text-mode3 method invocation on VGA "
+                      "screen device failed\n");
+       }
+
+       return (vga_cnattach(iot, memt, WSDISPLAY_TYPE_ISAVGA, 1));
+}