python script for progamming via solo bootloader

targets/stm32l442/bootloader/bootloader.c

@@ -130,6 +130,7 @@ int bootloader_bridge(uint8_t klen, uint8_t * keyh)
             return 0;
             break;
         case BootVersion:
+            has_erased = 0;
             printf1(TAG_BOOT, "BootVersion.\r\n");
             u2f_response_writeback(&version,1);
             return 0;

targets/stm32l442/bootloader/main.c

@@ -72,6 +72,7 @@ int main(int argc, char * argv[])
            // TAG_TIME|
             // TAG_DUMP|
             TAG_BOOT|
+            TAG_EXT|
             TAG_GREEN|
             TAG_RED|
             TAG_ERR
@@ -107,7 +108,7 @@ int main(int argc, char * argv[])
 
     memset(hidmsg,0,sizeof(hidmsg));
 
-    printf1(TAG_GEN,"recv'ing hid msg \n"); 
+    printf1(TAG_GEN,"recv'ing hid msg \n");
 
 
     while(1)

targets/stm32l442/src/app.h

@@ -11,6 +11,11 @@
 
 #define BOOT_TO_DFU         0
 
+// Uncomment SOLO_HACKKER to Only use level 1 read-out-protection,
+// allows booting to ST bootloader or Solo bootloader without any button press,
+// Disables signature check in Solo bootloader.
+#define SOLO_HACKER
+
 //#define USING_DEV_BOARD
 
 //#define ENABLE_U2F_EXTENSIONS