fwcutter: Extend the help text

Signed-off-by: Michael Buesch <mb@bu3sch.de>

diff --git a/fwcutter/fwcutter.c b/fwcutter/fwcutter.c
index cfcfbbfb5cbe08782643dc53d49efa0b1cd080df..5d5aa80d1785bde0335d42afd76b69dec63c564c 100644 (file)
--- a/fwcutter/fwcutter.c
+++ b/fwcutter/fwcutter.c
@@ -512,7 +512,9 @@ static const struct file *find_file(FILE *fd)
 static void print_usage(int argc, char *argv[])
 {
        print_banner();
-       printf("\nUsage: %s [OPTION] [driver.sys]\n", argv[0]);
+       printf("\nA tool to extract firmware for a Broadcom 43xx device\n");
+       printf("from a proprietary Broadcom 43xx device driver file.\n");
+       printf("\nUsage: %s [OPTION] [proprietary-driver-file]\n", argv[0]);
        printf("  --unsupported         "
               "Allow working on extractable but unsupported drivers\n");
        printf("  -l|--list             "
@@ -525,8 +527,9 @@ static void print_usage(int argc, char *argv[])
               "Print b43-fwcutter version\n");
        printf("  -h|--help             "
               "Print this help\n");
-       printf("\nExample: %s bcmwl5.sys\n"
-              "         to extract the firmware blobs from bcmwl5.sys\n", 
+       printf("\nExample: %s -w /lib/firmware wl_apsta.o\n"
+              "         to extract the firmware blobs from wl_apsta.o and store\n"
+              "         the resulting firmware in /lib/firmware\n",
               argv[0]);
 }