Ensure the go command trigger a run through the bootrom

ezFlashCLI/cli.py

@@ -415,9 +415,9 @@ def importAndAssignDevice(self, device):
 
     def go(self):
         """Reset the device and run."""
-        self.link.connect(self.args.jlink)
-        self.link.reset()
-        self.link.go()
+        self.importAndAssignDevice(str(self.deviceType.identifier))
+        self.da.connect(self.args.jlink)
+        self.da.reset()
 
     def probeDevice(self):
         """Look for attached smarbond device."""

ezFlashCLI/ezFlash/smartbond/smartbondDevices.py

@@ -107,6 +107,13 @@ def connect(self, id):
             raise Exception("Device not found")
         return id
 
+    def reset(self):
+        """Reset through jlink."""
+        if not self.link:
+            raise Exception("Calling reset before connecting")
+
+        self.link.reset()
+
     def get_flash(self, flashId, flash_db):
         """Get the flash device id and return its name.
 
@@ -1212,6 +1219,7 @@ def flash_program_data(self, my_data_array, address=0x80000000):
             my_data_array: bytes array
             address: destination address
         """
+        self.link.reset()
         self.link.jl.JLINKARM_BeginDownload(c_uint32(0))
         self.link.jl.JLINKARM_WriteMem(
             self.FLASH_ARRAY_BASE + address, len(my_data_array), c_char_p(my_data_array)
@@ -1259,6 +1267,8 @@ class da1469x(da1468x_da1469x_da1470x):
     OTP_CFG_SCRIPT_ENTRY_SIZE = 4
     OTP_CFG_SCRIPT_ENTRY_CNT_MAX = 256
 
+    SYS_CTRL_REG = 0x50000024
+
     DEFAULT_IMAGE_ADDRESS = 0x2000
     DEFAULT_IMAGE_OFFSET = 0x400
 
@@ -1273,6 +1283,13 @@ def __init__(self, name=b"DA1469x"):
         self.OTPC_TIM1_REG += self.OTPC_BASE
         self.OTPC_TIM2_REG += self.OTPC_BASE
 
+    def reset(self):
+        """Reset through jlink."""
+        # Ensure the device is going through the bootrom
+        self.link.wr_mem(16, self.SYS_CTRL_REG, 0x000000D0)
+        self.link.reset()
+        self.link.go()
+
     def make_image_header(self, image):
         """Image header generation.