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authorDale S. Rahn <rahnds@cvs.openbsd.org>1997-03-03 19:32:35 +0000
committerDale S. Rahn <rahnds@cvs.openbsd.org>1997-03-03 19:32:35 +0000
commit90ff5a441368313fa226376473fea6908c2c3539 (patch)
tree38e1de6dcfb2805194734736d7209f51e06fa9e1 /sys/arch/mvme88k/stand/openbsd/libsa/SRT1.c
parent7848f1c3b3e234584c90f67e60c6164590478f49 (diff)
Third try at importing the mvme88k port. This is a working kernel
from nivas. Userland and compiler still need to be worked on. Make certain what directory the import is done from.
Diffstat (limited to 'sys/arch/mvme88k/stand/openbsd/libsa/SRT1.c')
-rw-r--r--sys/arch/mvme88k/stand/openbsd/libsa/SRT1.c115
1 files changed, 115 insertions, 0 deletions
diff --git a/sys/arch/mvme88k/stand/openbsd/libsa/SRT1.c b/sys/arch/mvme88k/stand/openbsd/libsa/SRT1.c
new file mode 100644
index 00000000000..65b5f4ba030
--- /dev/null
+++ b/sys/arch/mvme88k/stand/openbsd/libsa/SRT1.c
@@ -0,0 +1,115 @@
+/* $Id: SRT1.c,v 1.1 1997/03/03 19:31:06 rahnds Exp $ */
+
+/*
+ * Copyright (c) 1995 Theo de Raadt
+ *
+ * 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 under OpenBSD by
+ * Theo de Raadt for Willowglen Singapore.
+ * 4. 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.
+ *
+ * Copyright (c) 1995 Gordon W. Ross
+ * 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.
+ * 4. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by Gordon Ross
+ *
+ * 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.
+ */
+
+/* SRT1.c - Stand-alone Run-time startup code, part 1 */
+
+#include <stdarg.h>
+#include <sys/types.h>
+
+#include "config.h"
+
+extern int edata[], end[];
+extern int * getvbr();
+extern volatile void abort();
+
+volatile void
+exit()
+{
+#if 0
+ mon_exit_to_mon();
+#endif
+ abort();
+}
+
+struct brdid brdid;
+int cputyp;
+
+/*
+ * This is called by SRT0.S
+ * to do final prep for main
+ */
+_start()
+{
+ register int *p;
+
+ /* Clear BSS */
+ p = edata;
+ do *p++ = 0;
+ while (p < end);
+
+#if 0
+ /* Set the vector for trap 0 used by abort. */
+ p = getvbr();
+ p[32] = (int)romp->abortEntry;
+#endif
+
+ asm("clrl sp@-; trap #15; .short 0x70; movl sp@+, %0" : "&=d" (p));
+ bcopy(p, &brdid, sizeof brdid);
+ cputyp = brdid.model;
+
+ main(0);
+ exit();
+}
+
+/*
+ * Boot programs in C++ ? Not likely!
+ */
+__main() {}