From c11b0e50212bdd5a360cae8835ab42cd153a35d6 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Sun, 12 Feb 2006 06:00:38 +0000
Subject: add support for netgear dg834 and the almost identical sphairon
 jdr454wb: new images, automatic boot loader patcher, updated flash script
 (dlink.pl renamed to adam2flash.pl) - Thanks to Jonathan McDowell (Noodles)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@3221 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../linux/package/base-files/src/adam2patcher.c    | 59 ++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 openwrt/target/linux/package/base-files/src/adam2patcher.c

(limited to 'openwrt/target/linux/package/base-files/src/adam2patcher.c')

diff --git a/openwrt/target/linux/package/base-files/src/adam2patcher.c b/openwrt/target/linux/package/base-files/src/adam2patcher.c
new file mode 100644
index 000000000..25a78074a
--- /dev/null
+++ b/openwrt/target/linux/package/base-files/src/adam2patcher.c
@@ -0,0 +1,59 @@
+/*
+ * patcher.c - ADAM2 patcher for Netgear DG834 (and compatible)
+ *
+ * Copyright (C) 2006 Felix Fietkau
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stddef.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <stdint.h>
+#include <sys/mman.h>
+#include <sys/stat.h>
+#include <string.h>
+
+#include <sys/ioctl.h>
+
+int main(int argc, char **argv)
+{
+	int fd;
+	char *ptr;
+	uint32_t *i;
+
+	if (argc != 2) {
+		fprintf(stderr, "Usage: %s <filename>\n", argv[0]);
+		exit(1);
+	}
+
+	if (((fd = open(argv[1], O_RDWR)) < 0)
+			|| ((ptr = mmap(0, 128 * 1024, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0)) == (void *) (-1))) {
+		fprintf(stderr, "Can't open file\n");
+		exit(1);
+	}
+
+	i = (uint32_t *) &ptr[0x3944];
+	if (*i == 0x0c000944) {
+		fprintf(stderr, "Unpatched ADAM2 detected. Patching... ");
+		*i = 0x00000000;
+		msync(i, sizeof(*i), MS_SYNC|MS_INVALIDATE);
+		fprintf(stderr, "done!\n");
+	} else if (*i == 0x00000000) {
+		fprintf(stderr, "Patched ADAM2 detected.\n");
+	} else {
+		fprintf(stderr, "Unknown ADAM2 detected. Can't patch!\n");
+	}
+
+	close(fd);		
+}
-- 
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