some support for hp som executables

2 files changed, 97 insertions, 2 deletions

diff --git a/sys/arch/hppa/stand/libsa/Makefile b/sys/arch/hppa/stand/libsa/Makefile
index 6ee37185550..c793167e693 100644
--- a/sys/arch/hppa/stand/libsa/Makefile
+++ b/sys/arch/hppa/stand/libsa/Makefile
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile,v 1.6 1999/04/20 19:57:27 mickey Exp $
+#	$OpenBSD: Makefile,v 1.7 1999/12/23 04:10:30 mickey Exp $
 
 .include "${.CURDIR}/../Makefile.inc"
 
@@ -22,7 +22,7 @@ SRCS=	machdep.c pdc.c itecons.c dev_hppa.c exec_hppa.c time.c \
 # stand routines
 SRCS+=	alloc.c exit.c getfile.c gets.c globals.c strcmp.c strlen.c \
 	strncmp.c memcmp.c memcpy.c memset.c printf.c strerror.c strncpy.c \
-	strtol.c strchr.c ctime.c exec.new.c exec_elf.c
+	strtol.c strchr.c ctime.c exec.new.c exec_elf.c exec_som.c
 
 # io routines
 SRCS+=	close.c closeall.c dev.c disklabel.c dkcksum.c fstat.c ioctl.c lseek.c \
diff --git a/sys/arch/hppa/stand/libsa/exec_som.c b/sys/arch/hppa/stand/libsa/exec_som.c
new file mode 100644
index 00000000000..a0f29fa8dff
--- /dev/null
+++ b/sys/arch/hppa/stand/libsa/exec_som.c
@@ -0,0 +1,95 @@
+/*	$OpenBSD: exec_som.c,v 1.1 1999/12/23 04:10:30 mickey Exp $	*/
+
+/*
+ * Copyright (c) 1999 Michael Shalayeff
+ * 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 Michael Shalayeff.
+ * 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 OR HIS RELATIVES 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 MIND, 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/param.h>
+#include "libsa.h"
+#include <machine/exec.h>
+#include <lib/libsa/exec.h>
+
+int
+som_probe(fd, hdr)
+	int fd;
+	union x_header *hdr;
+{
+	return !SOM_BADMAGIC(&hdr->x_som);
+}
+
+
+int
+som_load(fd, xp)
+	int fd;
+	register struct x_param *xp;
+{
+	register struct som_filehdr *xf = &xp->xp_hdr->x_som;
+	struct som_exec_aux x;
+
+	if (lseek(fd, xf->aux_loc, SEEK_SET) < 0 ||
+	    read (fd, &x, sizeof(x)) != sizeof(x)) {
+		if (!errno)
+			errno = EIO;
+		return -1;
+	}
+
+	xp->xp_entry = x.a_entry;
+
+	xp->text.size = hppa_round_page(x.a_tsize);
+	xp->data.size = hppa_round_page(x.a_dsize);
+	xp->bss.size = x.a_bsize;
+	xp->sym.size = xf->sym_total * sizeof(struct som_sym);
+	xp->str.size = xf->strings_size;
+
+	xp->text.foff = x.a_tfile;
+	xp->data.foff = x.a_dfile;
+	xp->bss.foff = 0;
+	if (xf->sym_total) {
+		xp->sym.foff = xf->sym_loc;
+		xp->str.foff = xf->strings_loc;
+	}
+
+	xp->text.addr = x.a_tmem;
+	xp->data.addr = x.a_dmem;
+	xp->bss.addr = xp->data.addr + x.a_dsize;
+	xp->sym.addr = xp->bss.addr + xp->bss.size;
+	xp->str.addr = xp->sym.addr + xp->sym.size;
+
+	return 0;
+}
+
+int
+som_ldsym(fd, xp)
+	int fd;
+	register struct x_param *xp;
+{
+	return -1;
+}