[src/trunk]: src/sys/arch/powerpc/ibm4xx Copy IBM4xxGPx specific autoconf cod...

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

details:   https://anonhg.NetBSD.org/src/rev/8a9a46650bf1
branches:  trunk
changeset: 552331:8a9a46650bf1
user:      shige <shige%NetBSD.org@localhost>
date:      Tue Sep 23 15:24:15 2003 +0000

description:
Copy IBM4xxGPx specific autoconf code from evbppc/walnut/autoconf.c.

diffstat:

 sys/arch/powerpc/ibm4xx/ibm4xxGPx_autoconf.c |  125 +++++++++++++++++++++++++++
 1 files changed, 125 insertions(+), 0 deletions(-)

diffs (129 lines):

diff -r e2b81466e4cd -r 8a9a46650bf1 sys/arch/powerpc/ibm4xx/ibm4xxGPx_autoconf.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/powerpc/ibm4xx/ibm4xxGPx_autoconf.c      Tue Sep 23 15:24:15 2003 +0000
@@ -0,0 +1,125 @@
+/*     $NetBSD: ibm4xxGPx_autoconf.c,v 1.1 2003/09/23 15:24:15 shige Exp $     */
+
+/*
+ * Copyright (C) 1995, 1996 Wolfgang Solfrank.
+ * Copyright (C) 1995, 1996 TooLs GmbH.
+ * 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 TooLs GmbH.
+ * 4. The name of TooLs GmbH may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: ibm4xxGPx_autoconf.c,v 1.1 2003/09/23 15:24:15 shige Exp $");
+
+#include <sys/param.h>
+#include <sys/conf.h>
+#include <sys/device.h>
+#include <sys/systm.h>
+
+#include <dev/ic/comreg.h>     /* For COM_FREQ */
+
+#include <powerpc/ibm4xx/dcr405gp.h>
+#include <powerpc/ibm4xx/dev/plbvar.h>
+
+struct device *booted_device;
+int booted_partition;
+
+/*
+ * List of port-specific devices to attach to the processor local bus.
+ */
+static const struct plb_dev local_plb_devs [] = {
+       { "pbus", },
+       { NULL }
+};
+
+/*
+ * Determine device configuration for a machine.
+ */
+void
+cpu_configure(void)
+{
+
+       intr_init();
+       calc_delayconst();
+
+       /* Make sure that timers run at CPU frequency */
+       mtdcr(DCR_CPC0_CR1, mfdcr(DCR_CPC0_CR1) & ~CPC0_CR1_CETE);
+
+       if (config_rootfound("plb", &local_plb_devs) == NULL)
+               panic("configure: plb not configured");
+
+       printf("biomask %x netmask %x ttymask %x\n", (u_short)imask[IPL_BIO],
+           (u_short)imask[IPL_NET], (u_short)imask[IPL_TTY]);
+       
+       (void)spl0();
+
+       /*
+        * Now allow hardware interrupts.
+        */
+       asm volatile ("wrteei 1");
+}
+
+/*
+ * Setup root device.
+ * Configure swap area.
+ */
+void
+cpu_rootconf(void)
+{
+
+       setroot(booted_device, booted_partition);
+}
+
+void
+device_register(struct device *dev, void *aux)
+{
+       struct device *parent = dev->dv_parent;
+
+       if (strcmp(dev->dv_cfdata->cf_name, "com") == 0 &&
+           strcmp(parent->dv_cfdata->cf_name, "opb") == 0) {
+               /* Set the frequency of the on-chip UART. */
+               int freq = COM_FREQ * 6;
+
+               if (prop_set(dev_propdb, dev, "frequency",
+                            &freq, sizeof(freq), PROP_INT, 0) != 0)
+                       printf("WARNING: unable to set frequency "
+                           "property for %s\n", dev->dv_xname);
+               return;
+       }
+
+       if (strcmp(dev->dv_cfdata->cf_name, "emac") == 0 &&
+           strcmp(parent->dv_cfdata->cf_name, "opb") == 0) {
+               /* Set the mac-addr of the on-chip Ethernet. */
+               /* XXX 405GP only has one; what about CPUs with two? */
+               if (prop_set(dev_propdb, dev, "mac-addr",
+                            &board_data.mac_address_local,
+                            sizeof(board_data.mac_address_local),
+                            PROP_CONST, 0) != 0)
+                       printf("WARNING: unable to set mac-addr "
+                           "property for %s\n", dev->dv_xname);
+               return;
+       }
+}