From fa4bc36651397ac51b76f99c34fe41c4baf190a5 Mon Sep 17 00:00:00 2001
From: florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Tue, 28 Oct 2008 16:26:42 +0000
Subject: [PATCH] Add makeamitbin to generate images for other RDC-based
 devices, thanks sn9 !

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13056 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 tools/firmware-utils/Makefile          |   1 +
 tools/firmware-utils/src/makeamitbin.c | 316 +++++++++++++++++++++++++
 2 files changed, 317 insertions(+)
 create mode 100644 tools/firmware-utils/src/makeamitbin.c

diff --git a/tools/firmware-utils/Makefile b/tools/firmware-utils/Makefile
index 36a61862c..70f9e828a 100644
--- a/tools/firmware-utils/Makefile
+++ b/tools/firmware-utils/Makefile
@@ -33,6 +33,7 @@ define Build/Compile
 	$(call cc,mkfwimage2,-lz)
 	$(call cc,imagetag)
 	$(call cc,add_header)
+	$(call cc,makeamitbin)
 endef
 
 define Build/Install
diff --git a/tools/firmware-utils/src/makeamitbin.c b/tools/firmware-utils/src/makeamitbin.c
new file mode 100644
index 000000000..5c334424e
--- /dev/null
+++ b/tools/firmware-utils/src/makeamitbin.c
@@ -0,0 +1,316 @@
+/*
+ *  makeamitbin - create firmware binaries for MGB100
+ *
+ *  Copyright (C) 2007 Volker Weiss     <dev@tintuc.de>
+ *                     Christian Welzel <dev@welzel-online.ch>
+ *
+ *  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.
+ * 
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+
+/* defaults: Level One WAP-0007 */
+static char *ascii1 = "DDC_RUS001";
+static char *ascii2 = "Queen";
+
+static struct hdrinfo {
+  char *name;
+	unsigned long unknown; /* can probably be any number, maybe version number */
+	int topalign;
+	unsigned int addr;
+	unsigned int size;
+} hdrinfo[] = {
+	{ "bios", 0xc76be111, 1, 0x3fa000, 0x006000 },        /* BIOS */
+	{ "recovery", 0xc76be222, 0, 0x3f0000, 0x004000 },    /* Recovery Loader */
+	{ "linux", 0xc76bee9d, 0, 0x000000, 0x100000 },       /* Linux */
+	{ "ramdisk", 0xc76bee9d, 0, 0x100000, 0x280000 },     /* ramdisk */
+	{ "amitconfig", 0xc76bee8b, 0, 0x380000, 0x060000 },  /* AMIT config */
+	{ "redboot", 0x00000000, 1, 0x3d0000, 0x030000 },     /* Redboot 128kB image */
+	{ "redbootlow", 0, 0, 0x3e0000, 0x18000 },            /* Redboot 1. part */
+	{ "redboothigh", 0, 0, 0x3fa000, 0x6000 },            /* Redboot 2. part */
+	{ "linux3g", 0xcb5f06b5, 0, 0x000000, 0x100000 },       /* Linux */
+	{ "ramdisk3g", 0xcb5f06b5, 0, 0x100000, 0x280000 },     /* ramdisk */
+	{ NULL }
+};
+
+/*
+CHD2WLANU_R400b7
+
+11e1 6bc7
+22e2 6bc7
+5dc3 47c8
+5cc3 47c8
+21c3 47c8
+*/
+
+/*
+20060106_DDC_WAP-0007_R400b4
+
+11e1 6bc7
+22e2 6bc7
+9dee 6bc7
+9dee 6bc7
+8bee 6bc7
+*/
+
+/*
+WMU-6000FS_R400b6
+
+11e1 6bc7
+22e2 6bc7
+6d2d 0fc8
+6c2d 0fc8
+542d 0fc8
+*/
+
+/*
+WAP-0007(R4.00b8)_2006-10-02
+
+9979 5fc8
+22e2 6bc7
+c46e cec8
+c36e cec8
+a76e cec8
+*/
+
+
+
+#define HDRSIZE              80
+
+#define COPY_SHORT(d, o, v)  d[o+0] = (unsigned char)((v) & 0xff); \
+                             d[o+1] = (unsigned char)(((v) >> 8) & 0xff)
+#define COPY_LONG(d, o, v)   d[o+0] = (unsigned char)((v) & 0xff); \
+                             d[o+1] = (unsigned char)(((v) >> 8) & 0xff); \
+													   d[o+2] = (unsigned char)(((v) >> 16) & 0xff); \
+													   d[o+3] = (unsigned char)(((v) >> 24) & 0xff)
+#define READ_SHORT(d, o)     ((unsigned short)(d[o+0]) + \
+                             (((unsigned short)(d[o+1])) << 8))
+
+/*
+00..0d ASCII product ID
+0e..0f checksum of payload
+10..1b ASCII Queen
+1c..1f AMIT BIOS: 11e1 6bc7, Recovery Tool: 22e2 6bc7
+       Linux: 5dc3 47c8, ramdisk: 5cc3 47c8
+			 AMIT FS: 21c3 47c8    VERSION NUMBER??????
+20..23 offset in flash aligned to segment boundary
+24..27 length in flash aligned to segment boundary
+28..2b offset in flash (payload)
+2c..2f length (payload)
+30..3f always 0
+40..47 always 4248 0101 5000 0001 (last maybe .....0501)
+48..4b same as 20..23
+4c..4d always 0b00
+4e..4f inverted checksum of header
+*/
+
+unsigned short checksum(unsigned char *data, long size)
+{
+	long n;
+	unsigned short d, cs = 0;
+	for (n = 0; n < size; n += 2)
+	{
+		d = READ_SHORT(data, n);
+		cs += d;
+		if (cs < d)
+			cs++;
+	}
+	if (size & 1)
+	{
+		d = data[n];
+		cs += d;
+		if (cs < d)
+			cs++;
+	}
+	return cs;
+}
+
+void showhdr(unsigned char *hdr)
+{
+	int i, j;
+	for (j = 0; j < 5; j++)
+	{
+		for (i = 0; i < 16; i++)
+		{
+			printf("%02x ", (unsigned int)(hdr[j * 16 + i]));
+		}
+		printf("   ");
+		for (i = 0; i < 16; i++)
+		{
+			unsigned char d = hdr[j * 16 + i];
+			printf("%c", (d >= ' ' && d < 127) ? d : '.');
+		}
+		printf("\n");
+	}
+}
+
+void makehdr(unsigned char *hdr, struct hdrinfo *info,
+             unsigned char *data, long size, int last)
+{
+	unsigned int offset = info->addr + 0x10;
+	memset(hdr, 0, HDRSIZE);
+	if (info->topalign)
+		offset = info->addr + info->size - size;	/* top align */
+	strncpy((char *)hdr + 0x00, ascii1, 14);
+	strncpy((char *)hdr + 0x10, ascii2, 12);
+	COPY_LONG(hdr, 0x1c, info->unknown);
+	COPY_LONG(hdr, 0x20, info->addr);
+	COPY_LONG(hdr, 0x24, info->size);
+	COPY_LONG(hdr, 0x28, offset);
+	COPY_LONG(hdr, 0x2c, size);
+	COPY_LONG(hdr, 0x40, 0x01014842);
+	COPY_LONG(hdr, 0x44, last ? 0x01050050 : 0x01000050);
+	COPY_LONG(hdr, 0x48, info->addr);
+	COPY_SHORT(hdr, 0x4c, info->unknown == 0xcb5f06b5 ? 0x0016 : 0x000b);
+	COPY_SHORT(hdr, 0x0e, checksum(data, size));
+	COPY_SHORT(hdr, 0x4e, ~checksum(hdr, HDRSIZE));
+}
+
+unsigned char *read_file(const char *name, long *size)
+{
+	FILE *f;
+	unsigned char *data = NULL;
+	*size = 0;
+	f = fopen(name, "r");
+	if (f != NULL)
+	{
+		if (fseek(f, 0, SEEK_END) == 0)
+		{
+	    *size = ftell(f);
+			if (*size != -1)
+			{
+				if (fseek(f, 0, SEEK_SET) == 0)
+				{
+					data = (unsigned char *)malloc(*size);
+					if (data != NULL)
+					{
+						if (fread(data, sizeof(char), *size, f) != *size)
+						{
+							free(data);
+							data = NULL;
+						}
+					}
+				}
+			}
+		}
+		fclose(f);
+	}
+	return data;
+}
+
+struct hdrinfo *find_hdrinfo(const char *name)
+{
+	int n;
+	for (n = 0; hdrinfo[n].name != NULL; n++)
+	{
+		if (strcmp(name, hdrinfo[n].name) == 0)
+			return &hdrinfo[n];
+	}
+	return NULL;
+}
+
+void oferror(FILE *f)
+{
+	printf("file error\n");
+	exit(2);
+}
+
+void showhelp(void)
+{
+	printf("Syntax: makeamitbin [options]\n");
+	printf("Options:\n");
+	printf("  -1 ID1\tFirmware identifier 1, e.g. 'DDC_RUS001' for manufacturer LevelOne\n");
+	printf("  -2 ID2\tFirmware identifier 2, 'Queen' in all known cases\n");
+	printf("  -o FILE\tOutput file\n");
+	printf("  -ids\t\tShow a list of known firmware identifiers.\n");
+	exit(1);
+}
+
+void show_fwids(void)
+{
+	printf("List of known firmware identifiers:\n");
+	printf("Manufacturer\t\tProduct\t\tIdentifier\n");
+	printf("=====================================================\n");
+	printf("Conceptronic\t\tCHD2WLANU\tLLM_RUS001\n");
+	printf("Pearl\t\t\tPE6643\t\tQueen\n");
+	printf("Micronica\t\tMGB100\t\tQueen\n");
+	printf("LevelOne\t\tWAP-0007\tDDC_RUS001\n");
+	printf("SMC\t\t\tWAPS-G\t\tSMC_RUS001\n");
+	printf("OvisLink (AirLive)\tWMU-6\t\tOVS_RUS001\n");
+	printf("SafeCom SWSAPUR-5\tFMW\t\tSafeco_RPS001\n");
+	exit(1);
+}
+
+int main(int argc, char *argv[])
+{
+	unsigned char hdr[HDRSIZE];
+	unsigned char *data;
+	FILE *of;
+	char *outfile = NULL;
+	char *type;
+	struct hdrinfo *info;
+	long size;
+	int last = 0;
+	int n;
+	for (n = 1; n < argc; n++)
+	{
+		if (strcmp(argv[n], "-1") == 0)
+			ascii1 = argv[n+1];
+		if (strcmp(argv[n], "-2") == 0)
+			ascii2 = argv[n+1];
+		if (strcmp(argv[n], "-o") == 0)
+			outfile = argv[n+1];
+		if (strcmp(argv[n], "-ids") == 0)
+			show_fwids();
+	}
+	if (ascii1 == NULL || ascii2 == NULL || outfile == NULL)
+		showhelp();
+	of = fopen(outfile, "w");
+	if (of == NULL)
+		oferror(of);
+	for (n = 1; n < argc; n++)
+	{
+		if (strncmp(argv[n], "-", 1) != 0)
+		{
+			type = argv[n++];
+			if (n >= argc)
+				showhelp();
+			last = ((n + 1) >= argc);		/* dirty, options first! */
+			info = find_hdrinfo(type);
+			if (info == NULL)
+				showhelp();
+			data = read_file(argv[n], &size);
+			if (data == NULL)
+				showhelp();
+			makehdr(hdr, info, data, size, last);
+			/* showhdr(hdr); */
+			if (fwrite(hdr, HDRSIZE, 1, of) != 1)
+				oferror(of);
+			if (fwrite(data, size, 1, of) != 1)
+				oferror(of);
+			free(data);
+		}
+		else
+			n++;
+	}
+	if (fclose(of) != 0)
+		oferror(NULL);
+	return 0;
+}
-- 
2.20.1