tools: add Broadcom cable modem firmware image creator

Signed-off-by: Florian Fainelli <florian@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@36873 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 181 insertions, 0 deletions

diff --git a/tools/firmware-utils/src/hcsmakeimage.c b/tools/firmware-utils/src/hcsmakeimage.c
new file mode 100644
index 0000000000..603ea882b1
--- /dev/null
+++ b/tools/firmware-utils/src/hcsmakeimage.c
@@ -0,0 +1,181 @@
+#include <stdlib.h>
+#include <sys/types.h>
+#include <stdio.h>
+#include <inttypes.h>
+#include <string.h>
+#include <getopt.h>
+#include <unistd.h>
+#include <sys/time.h>
+#include <sys/stat.h>
+#include <libgen.h>
+#include "bcmalgo.h"
+
+
+int flag_print_version;
+int flag_print_help;
+int flag_compress;
+
+uint16_t sa2100_magic  = 0x2100;
+uint16_t sa3349_magic  = 0x3349;
+uint32_t default_date = 0x00000000; //A long time ago in a galaxy far far away....
+uint32_t default_load_address = 0x80010000; //The default load_address for the firmware image
+
+static void print_help ( const char* ename )
+{
+	printf ( "Firmware image packer and calculator for broadcom-based modems.\n" );
+	printf ( "Part of bcm-utils package.\n" );
+	printf ( "(c) 2009 Necromant (http://necromant.ath.cx). Thanks to Luke-jr for his initial work.\n" );
+	printf ( "usage: %s [options]\n", ename );
+	printf ( "Valid options are:\n" );
+	printf ( "--magic_bytes=value \t- specify magic bytes at the beginning of the image. default - 3349\n" );
+	printf ( "\t\t\t these can be sa2100 (for DPC2100 modem),\n\t\t\t sa3349 (haxorware guys use this one for some reason),\n\t\t\t or a custom hex value e.g. 0xFFFF\n" );
+	printf ( "--compress \t\t - Make use of LZMA (weird!) compression (Doesn't work yet).\n" );
+	printf ( "--rev_maj=value\t\t - major revision number. default 0\n" );
+	printf ( "--rev_min=value\t\t - minor revision number default 0\n" );
+	printf ( "--filename=value\t - use this filename in header instead of default (input filename)\n" );
+	printf ( "--ldaddress=value\t - hex value of the target load address. defaults to 0x80010000\n" );
+	printf ( "--input_file=value\t - What file are we packing?\n" );
+	printf ( "--output_file=value\t - What file shall we write? (default: image.bin)\n" );
+#ifdef _HAX0RSTYLE
+	printf ( "--credz\t - Give some credz!\n" );
+#endif
+	printf ( "\n" );
+}
+
+
+int main ( int argc, char** argv )
+{
+	if ( argc<2 )
+	{
+		print_help ( argv[0] );
+	}
+
+	static struct option long_options[] =
+	{
+		{"magic_bytes",          required_argument,   0,        'm'},
+		{"rev_maj",        required_argument,   0,      'j'},
+		{"rev_min",       required_argument,   0,     'n'},
+		{"ldaddress",       required_argument,   0,     'l'},
+		{"filename",       required_argument,   0,     'f'},
+		{"input_file",       required_argument,   0,     'i'},
+		{"output_file",       required_argument,   0,     'o'},
+		{"compress",     no_argument,       &flag_compress,    'c'},
+		{"version",     no_argument,       &flag_print_version,    'v'},
+		{"help",        no_argument,       &flag_print_help,    'h'},
+		{0, 0, 0, 0}
+	};
+	int option_index = 0;
+	int opt_result=0;
+	char* filename=NULL;
+	char* input=NULL;
+	char* magic=NULL;
+	char* major=NULL;
+	char* minor=NULL;
+	char* ldaddr=NULL;
+	char* output=NULL;
+
+	while ( opt_result>=0 )
+	{
+		opt_result = getopt_long ( argc, argv, "m:j:n:f:i:o:vh", long_options, &option_index );
+		switch ( opt_result )
+		{
+			case 0:
+				printf ( "o!\n" );
+				break;
+			case 'h':
+				print_help ( argv[0] );
+				break;
+			case 'l':
+				ldaddr=optarg;
+				break;
+			case 'f':
+				filename=optarg;
+				break;
+			case 'i':
+				input=optarg;
+				break;
+			case 'o':
+				output=optarg;
+				break;
+			case 'm':
+				magic=optarg;
+				break;
+			case 'j':
+				major=optarg;
+				break;
+			case 'n':
+				minor=optarg;
+				break;
+		}
+	}
+	if ( input==NULL )
+	{
+		printf ( "Telepaths are still on holidays. I guess you should tell me what file should I process.\n\n" );
+		exit ( 1 );
+	}
+	if ( access ( input,R_OK ) !=0 )
+	{
+		printf ( "I cannot access the file %s. Is it there? Am I allowed?\n\n", input );
+		exit ( 1 );
+	}
+	uint32_t magicnum=sa2100_magic;
+
+	if ( magic )
+	{
+		if ( strcmp ( magic,"sa2100" ) ==0 ) magicnum=sa2100_magic; else
+				if ( strcmp ( magic,"sa3349" ) ==0 ) magicnum=sa3349_magic; else
+			{
+				sscanf ( magic, "0x%04X", &magicnum );
+			}
+	}
+	unsigned int majrev=0;
+	if ( major )
+	{
+		sscanf ( major, "%d", &majrev );
+	}
+	unsigned int minrev=0;
+	if ( minor )
+	{
+		sscanf ( minor, "%d", &minrev );
+	}
+	uint32_t ldaddress = default_load_address;
+	if ( ldaddr )
+	{
+		sscanf ( ldaddr, "0x%08X", &ldaddress );
+	}
+	char* dupe = strdup(input);
+	char* fname = basename ( dupe );
+	if ( filename )
+	{
+		fname = filename;
+	}
+	struct timeval tm;
+	gettimeofday ( &tm,NULL );
+	struct stat buf;
+	stat ( input,&buf );
+	ldr_header_t* head = construct_header ( magicnum, (uint16_t) majrev, (uint16_t) minrev, ( uint32_t ) tm.tv_sec, ( uint32_t ) buf.st_size, ldaddress, fname, get_file_crc ( input ) );
+	free(dupe);
+	//uint32_t magic, uint16_t rev_maj,uint16_t rev_min, uint32_t build_date, uint32_t filelen, uint32_t ldaddress, const char* filename, uint32_t crc
+	//FILE* fd = fopen ("/tftpboot/haxorware11rev32.bin","r");
+	//fread(head,sizeof(ldr_header_t),1,fd);
+	char* filebuffer = malloc ( buf.st_size+10 );
+	FILE* fd = fopen ( input,"r" );
+	fread ( filebuffer, 1, buf.st_size,fd );
+	if (!output)
+		{
+		output = malloc(strlen(input+5));
+		strcpy(output,input);
+		strcat(output,".bin");
+		}
+	dump_header ( head );
+	FILE* fd_out = fopen ( output,"w+" );
+	if (!fd_out)
+		{
+		fprintf(stderr, "Failed to open output file: %s\n", output);
+		exit(1);
+		}
+	fwrite ( head,1,sizeof ( ldr_header_t ),fd_out );
+	fwrite ( filebuffer,1,buf.st_size,fd_out );
+	printf("Firmware image %s is ready\n", output);
+	return 0;
+}