fix for pico sdk 1.5.0 change.

phdussud · phdussud · commit 95df63df9ad1 · 2023-02-15T10:27:52.000-08:00
Add a flush after usb write
diff --git a/cmd.c b/cmd.c
@@ -202,6 +202,7 @@ void cmd_handle(pio_jtag_inst_t* jtag, uint8_t* rxbuf, uint32_t count, uint8_t*
   if (tx_buf != output_buffer)
   {
     tud_vendor_write(tx_buf, output_buffer - tx_buf);
+    tud_vendor_flush();
   }
   return;
 }
@@ -229,7 +230,7 @@ static uint32_t cmd_xfer(pio_jtag_inst_t* jtag, const uint8_t *commands, bool ex
   // Ensure we don't do over-read
   if (transferred_bits > 62 * 8)
   {
-    return transferred_bits = 62 * 8;
+    transferred_bits = 62 * 8;
   }
 
   /* Fill the output buffer with zeroes */

Original file line number	Diff line number	Diff line change
`@@ -202,6 +202,7 @@ void cmd_handle(pio_jtag_inst_t* jtag, uint8_t* rxbuf, uint32_t count, uint8_t*`
`202`	`202`	`if (tx_buf != output_buffer)`
`203`	`203`	`{`
`204`	`204`	`tud_vendor_write(tx_buf, output_buffer - tx_buf);`
	`205`	`+ tud_vendor_flush();`
`205`	`206`	`}`
`206`	`207`	`return;`
`207`	`208`	`}`
`@@ -229,7 +230,7 @@ static uint32_t cmd_xfer(pio_jtag_inst_t* jtag, const uint8_t *commands, bool ex`
`229`	`230`	`// Ensure we don't do over-read`
`230`	`231`	`if (transferred_bits > 62 * 8)`
`231`	`232`	`{`
`232`		`- return transferred_bits = 62 * 8;`
	`233`	`+ transferred_bits = 62 * 8;`
`233`	`234`	`}`
`234`	`235`
`235`	`236`	`/* Fill the output buffer with zeroes */`