house keeping

examples/readme.md

@@ -52,8 +52,8 @@ By default log message is printed via on-board UART which is slow and take lots
   - Software viewer is JLink RTT Viewer/Client/Logger which is bundled with JLink driver package.
 - `LOGGER=swo`: Use dedicated SWO pin of ARM Cortex SWD debug header.
   - Cons: only work with ARM Cortex MCUs minus M0
-  - Pros: even faster than RTT, and should be compatible with hardware and software debugger that support SWO.
-  - Software viewer is JLink SWO Viewer which is also bundled with JLink driver package.
+  - Pros: should be compatible with more debugger that support SWO.
+  - Software viewer should be provided along with your debugger driver.
 
 ```
 $ make LOG=2 LOGGER=rtt BOARD=feather_nrf52840_express all

src/class/msc/msc_device.c

@@ -605,6 +605,8 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t
     else
     {
       // Invoke complete callback if defined
+      // Note: There is racing issue with samd51 + qspi flash testing with arduino
+      // if complete_cb() is invoked after queuing the status.
       switch(p_cbw->command[0])
       {
         case SCSI_CMD_READ_10: