hosted/stlinkv2.c: Use V2 API to read coreid.

src/platforms/hosted/stlinkv2.c

@@ -686,11 +686,10 @@ static int stlink_enter_debug_jtag(bmp_info_t *info)
 
 static uint32_t stlink_read_coreid(void)
 {
-	uint8_t cmd[16] = {STLINK_DEBUG_COMMAND,
-					  STLINK_DEBUG_READCOREID};
-	uint8_t data[4];
-	send_recv(info.usb_link, cmd, 16, data, 4);
-	uint32_t id =  data[0] | data[1] << 8 | data[2] << 16 | data[3] << 24;
+	uint8_t cmd[16] = {STLINK_DEBUG_COMMAND, STLINK_DEBUG_APIV2_READ_IDCODES};
+	uint8_t data[12];
+	send_recv(info.usb_link, cmd, 16, data, 12);
+	uint32_t id =  data[4] | data[5] << 8 | data[6] << 16 | data[6] << 24;
 	DEBUG_INFO("Read Core ID: 0x%08" PRIx32 "\n", id);
 	return id;
 }