Add a new option to reboot the ECP5 after any operation (#5)

* add a new option to reboot the ECP5 after any operation

diff --git a/ecpprog/ecpprog.c b/ecpprog/ecpprog.c
index 66a04230c532dc69d7cd9b0bb564451386af7b7c..09826a8ca3f1acae6bcfe6bdba09f097142d0a08 100644 (file)
--- a/ecpprog/ecpprog.c
+++ b/ecpprog/ecpprog.c
@@ -603,6 +603,7 @@ static void help(const char *progname)
        fprintf(stderr, "  -s                    slow SPI (50 kHz instead of 6 MHz)\n");
        fprintf(stderr, "  -v                    verbose output\n");
        fprintf(stderr, "  -i [4,32,64]          select erase block size [default: 64k]\n");
+       fprintf(stderr, "  -a                    reinitialize the device after any operation\n");
        fprintf(stderr, "\n");
        fprintf(stderr, "Mode of operation:\n");
        fprintf(stderr, "  [default]             write file contents to flash, then verify\n");
@@ -655,6 +656,7 @@ int main(int argc, char **argv)
        int erase_size = 0;
        int rw_offset = 0;
 
+       bool reinitialize = false;
        bool read_mode = false;
        bool check_mode = false;
        bool erase_mode = false;
@@ -682,7 +684,7 @@ int main(int argc, char **argv)
        /* Decode command line parameters */
        int opt;
        char *endptr;
-       while ((opt = getopt_long(argc, argv, "d:i:I:rR:e:o:cbnStvspX", long_options, NULL)) != -1) {
+       while ((opt = getopt_long(argc, argv, "d:i:I:rR:e:o:cabnStvspX", long_options, NULL)) != -1) {
                switch (opt) {
                case 'd': /* device string */
                        devstr = optarg;
@@ -760,6 +762,9 @@ int main(int argc, char **argv)
                case 'c': /* do not write just check */
                        check_mode = true;
                        break;
+               case 'a': /* reinitialize ECP5 device reading new configuration */
+                       reinitialize = true;
+                       break;
                case 'b': /* bulk erase before writing */
                        bulk_erase = true;
                        break;
@@ -1130,6 +1135,11 @@ int main(int argc, char **argv)
                }
        }
 
+       if (reinitialize) {
+               fprintf(stderr, "rebooting ECP5...\n");
+               ecp_jtag_cmd(LSC_REFRESH);
+       }
+
        if (f != NULL && f != stdin && f != stdout)
                fclose(f);