Merge pull request #6240 from dhalbert/7.2.x-rp2040-clear-uart-rtic-interrupt

jepler · web-flow · commit 8cd09b1f0d9c · 2022-04-05T08:43:22.000-05:00
handle clearing both RXIC and RTIC interrupts
diff --git a/ports/raspberrypi/common-hal/busio/UART.c b/ports/raspberrypi/common-hal/busio/UART.c
@@ -85,7 +85,7 @@ static void shared_callback(busio_uart_obj_t *self) {
     _copy_into_ringbuf(&self->ringbuf, self->uart);
     // We always clear the interrupt so it doesn't continue to fire because we
     // may not have read everything available.
-    uart_get_hw(self->uart)->icr = UART_UARTICR_RXIC_BITS;
+    uart_get_hw(self->uart)->icr = UART_UARTICR_RXIC_BITS | UART_UARTICR_RTIC_BITS;
 }
 
 static void uart0_callback(void) {

Original file line number	Diff line number	Diff line change
`@@ -85,7 +85,7 @@ static void shared_callback(busio_uart_obj_t *self) {`
`85`	`85`	`_copy_into_ringbuf(&self->ringbuf, self->uart);`
`86`	`86`	`// We always clear the interrupt so it doesn't continue to fire because we`
`87`	`87`	`// may not have read everything available.`
`88`		`- uart_get_hw(self->uart)->icr = UART_UARTICR_RXIC_BITS;`
	`88`	`+ uart_get_hw(self->uart)->icr = UART_UARTICR_RXIC_BITS \| UART_UARTICR_RTIC_BITS;`
`89`	`89`	`}`
`90`	`90`
`91`	`91`	`static void uart0_callback(void) {`