diff mbox series

[v4,4/4] tools: addfwhrd Linksys E8350v1 FW header genarator

Message ID 20200928163738.2348371-5-todorcolov@abv.bg
State New
Headers show
Series ipq806x: add support for Linksys E8350-v1 | expand

Commit Message

Todor Colov Sept. 28, 2020, 4:37 p.m. UTC
Signed-off-by: Todor Colov <todorcolov@abv.bg>
---
 tools/firmware-utils/Makefile       |   1 +
 tools/firmware-utils/src/addfwhdr.c | 233 ++++++++++++++++++++++++++++
 2 files changed, 234 insertions(+)
 create mode 100644 tools/firmware-utils/src/addfwhdr.c
diff mbox series

Patch

diff --git a/tools/firmware-utils/Makefile b/tools/firmware-utils/Makefile
index 39c3503886..b83acc7652 100644
--- a/tools/firmware-utils/Makefile
+++ b/tools/firmware-utils/Makefile
@@ -25,6 +25,7 @@  endef
 define Host/Compile
 	mkdir -p $(HOST_BUILD_DIR)/bin
 	$(call cc,add_header)
+	$(call cc,addfwhdr cyg_crc32)
 	$(call cc,addpattern)
 	$(call cc,asustrx)
 	$(call cc,buffalo-enc buffalo-lib,-Wall)
diff --git a/tools/firmware-utils/src/addfwhdr.c b/tools/firmware-utils/src/addfwhdr.c
new file mode 100644
index 0000000000..ada56e6abf
--- /dev/null
+++ b/tools/firmware-utils/src/addfwhdr.c
@@ -0,0 +1,233 @@ 
+/*
+	Linksys e8350 v1 firmware header generator
+*/
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <stdarg.h>
+#include <getopt.h>
+#include <time.h>
+#include <sys/time.h>
+
+#include "cyg_crc.h"
+#define AC2350          20
+#define USA             1
+
+#if LOCALE == USA
+	#define CYBERTAN_VERSION        "v1.0.03"
+	#define SERIAL_NUMBER   "003"
+	#define MINOR_VERSION   ""
+	#define BUILD_KEYWORD   " B"
+	#define BUILD_NUMBER    SERIAL_NUMBER
+	#define BETA_VERSION    " "
+	#define CYBERTAN_UBOOT_VERSION      "v1.0"
+#else   // ETSI
+	#define CYBERTAN_VERSION    "v1.0.00"
+	#define SERIAL_NUMBER       "01"
+	#define MINOR_VERSION       ""
+	#define BUILD_KEYWORD   " B"
+	#define BUILD_NUMBER    SERIAL_NUMBER
+	#define BETA_VERSION    " "
+	#define CYBERTAN_UBOOT_VERSION      "v1.0"
+#endif
+
+//add for AC2350 F/W header
+#define FWHDR_MAGIC_STR "CHDR"
+#define FWHDR_MAGIC 0X52444843
+struct cbt_fw_header
+{
+	unsigned int magic;             /* "CHDR" */
+	unsigned int len;               /* Length of file including header */
+	unsigned int crc32;             /* 32-bit CRC */
+	unsigned int res;
+};
+
+#define MAX_BUF	1024
+#define CRC32_INIT_VALUE 0xffffffff	/* Initial CRC32 checksum value */
+
+#ifndef TYPEDEF_UINT8
+typedef unsigned char   uint8;
+#endif
+
+#ifndef TYPEDEF_UINT16
+typedef unsigned short  uint16;
+#endif
+
+#ifndef TYPEDEF_UINT32
+typedef unsigned int    uint32;
+#endif
+
+typedef uint32_t cyg_uint32;
+typedef uint16_t cyg_uint16;
+
+extern cyg_uint32 cyg_crc32_accumulate(cyg_uint32 crc32val, unsigned char *s, int len);
+//extern uint32 crc32(uint8 *pdata, uint nbytes, uint32 crc);
+
+int fd, fd_w;
+
+void die(const char * str, ...)
+{
+	va_list args;
+	va_start(args, str);
+	vfprintf(stderr, str, args);
+	fputc('\n', stderr);
+	exit(1);
+}
+
+int fill_null0(int size)
+{
+	unsigned char buf[1];
+	int i;
+
+	fprintf(stderr,"Fill null\n");
+
+	buf[0] = 0xff;
+	for (i=0 ; i< size; i++ )
+		if (write(fd_w, buf, 1) != 1)
+			return 0;
+
+	return 1;
+}
+
+long file_open(const char *name)
+{
+	struct stat sb;
+	if ((fd = open(name, O_RDONLY, 0)) < 0){
+		die("Unable to open `%s' : %m", name);
+	}
+
+	if (fstat (fd, &sb))
+		die("Unable to stat `%s' : %m", name);
+
+	return sb.st_size;
+}
+
+void usage(void)
+{
+	die("Usage: addfwhdr [-i|--input] sysupgrade.o [-o|--output] code.bin\n");
+}
+
+int main(int argc, char ** argv)
+{
+	uint input_size,c;
+	char *input_file=NULL, *output_file=NULL;
+	int opt;
+	int option_index=0;
+	int garbage = 0;
+	char *buf = NULL;
+	extern char *optarg;
+	extern int optind, opterr, optopt;
+	
+	struct cbt_fw_header *fwhdr;
+	uint32 crc;	
+
+	static struct option long_options[] =
+	{
+		{"input", 1, 0, 'i'},
+		{"output", 1, 0, 'o'},
+		{"garbage", 0, 0, 'g'},
+		{0, 0, 0, 0}
+	};
+
+	printf("\n---------- add fw header --------\n");
+
+	fwhdr  = malloc(sizeof(struct cbt_fw_header));
+	memset(fwhdr, 0, sizeof(struct cbt_fw_header));	
+
+	while(1){
+		opt = getopt_long(argc, argv, "i:o:g",long_options, &option_index);
+		if(opt == -1)
+			break;
+		switch(opt){
+			case 'h' : 
+				usage(); break;
+			case 'i' :
+				input_file = optarg;
+				printf("input file is [%s]\n",input_file); break;
+			case 'o' :
+				output_file = optarg;
+				printf("output file is [%s]\n",output_file); break;
+			case 'g' :
+				garbage = 1; break;
+			default :
+				usage();
+		}
+	}
+
+	if(!input_file || !output_file)
+	{
+		printf("You must specify the input and output file!\n");
+		usage();
+	}
+
+	
+	unlink(output_file);
+	if ((fd_w = open(output_file,O_RDWR|O_CREAT, S_IREAD | S_IWRITE)) < 0){
+		die("Unable to open `%s' : %m", output_file);
+	}
+	
+	fwhdr = malloc(sizeof(struct cbt_fw_header));
+	memset(fwhdr, 0, sizeof(struct cbt_fw_header));	
+	
+	memcpy((char *)&fwhdr->magic, FWHDR_MAGIC_STR, sizeof(fwhdr->magic));
+	
+	input_size = file_open(input_file);
+	if(!(buf = malloc(input_size)))
+	{
+		perror("malloc");
+		goto fail;
+	}
+	c = read(fd, buf, input_size);
+	fwhdr->len = input_size + sizeof(struct cbt_fw_header);
+
+	fwhdr->res = fwhdr->res | 0x1;
+	
+	//junzhao add fw build date in cbt_fw_header for calculate MD5
+	#if 0
+	{
+	       static char *months[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
+	       int year, day, mon=1;
+	char temp[10]={0};
+	       unsigned char *p_date = (unsigned char *)&fwhdr->res;
+	int j;
+
+	sscanf(__DATE__, "%s %d %d", temp, &day, &year);
+
+	for(j=0;j<12;j++) {
+		if(!strcmp(temp, months[j])) {
+			mon = j+1;
+			break;
+		}
+	}
+	p_date[0]= year-2000;
+	p_date[1]= mon;
+	p_date[2]= day;
+
+	       printf("%s: Build date(20%d-%d-%d)\n", __FUNCTION__, p_date[0], p_date[1], p_date[2]);
+
+	}
+	#endif
+	//end
+
+	crc = cyg_crc32_accumulate(CRC32_INIT_VALUE,(uint8 *)&fwhdr->res, 4);
+	crc = cyg_crc32_accumulate(crc,(uint8 *)&buf[0], input_size);
+	
+	fwhdr->crc32 = crc;
+
+	/* write code pattern header */
+	write(fd_w, fwhdr, sizeof(struct cbt_fw_header));
+
+	if(write(fd_w, buf, c)!=c)
+		die("Write call failed!\n");
+	
+fail:
+	if(buf)
+		free(buf);
+	close (fd);
+	close (fd_w);
+	
+	return 0;
+}