Add st-info utility

[fw/stlink] / src / st-info.c

diff --git a/src/st-info.c b/src/st-info.c
new file mode 100644 (file)
index 0000000..6b251bc
--- /dev/null
+++ b/src/st-info.c
@@ -0,0 +1,88 @@
+/* simple wrapper around the stlink_flash_write function */
+
+// TODO - this should be done as just a simple flag to the st-util command line...
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include "stlink-common.h"
+
+static void usage(void)
+{
+       puts("st-info --flash");
+       puts("st-info --sram");
+       puts("st-info --descr");
+       puts("st-info --pagesize");
+       puts("st-info --chipid");
+}
+
+static int print_data(stlink_t* sl, int ac, char** av)
+{
+       int ret = 0;
+       if (strcmp(av[1], "--flash") == 0) 
+               printf("0x%lx\n", sl->flash_size);
+       else if (strcmp(av[1], "--sram") == 0)
+               printf("0x%lx\n", sl->sram_size);
+       else if (strcmp(av[1], "--pagesize") == 0)
+               printf("0x%lx\n", sl->flash_pgsz);
+       else if (strcmp(av[1], "--chipid") == 0)
+               printf("0x%.4x\n", sl->chip_id);
+       else if (strcmp(av[1], "--descr")==0) {
+               const chip_params_t *params = NULL;
+               for (size_t i = 0; i < sizeof(devices) / sizeof(devices[0]); i++) {
+                       if(devices[i].chip_id == sl->chip_id) {
+                               params = &devices[i];
+                               break;
+                       }
+               }
+               if (params == NULL) {
+                       return -1;
+               }
+               printf("%s\n", params->description);
+       }
+} 
+
+
+stlink_t* open_sl() 
+{
+       stlink_t* sl;
+       sl = stlink_v1_open(0, 1);
+       if (sl == NULL)
+               sl = stlink_open_usb(0, 1);
+       return sl;
+}
+
+
+int main(int ac, char** av)
+{
+       stlink_t* sl = NULL;
+       int err = -1;
+       if (ac < 2) {   
+               usage();
+               return -1;
+       }
+
+       sl = open_sl(); 
+       
+       if (sl == NULL) {
+               return -1;
+       }
+       sl->verbose=0;
+       if (stlink_current_mode(sl) == STLINK_DEV_DFU_MODE)
+               stlink_exit_dfu_mode(sl);
+
+       if (stlink_current_mode(sl) != STLINK_DEV_DEBUG_MODE)
+               stlink_enter_swd_mode(sl);
+
+       err = print_data(sl, ac, av);
+       
+       if (sl != NULL)
+       {
+               stlink_exit_debug_mode(sl);
+               stlink_close(sl);
+       }
+
+       return err;
+}