Changeset c4e30607 in mainline for uspace/drv/char/ns8250/ns8250.c

Timestamp:

2016-12-10T12:45:55Z (8 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

e53794c

Parents:

6feb444

Message:

Clear ns8250 interrupt when it's handled

File:

• uspace/drv/char/ns8250/ns8250.c (modified) (3 diffs)

uspace/drv/char/ns8250/ns8250.c

@@ -771 +771 @@
 {
         ns8250_t *ns = dev_ns8250(dev);
-
         uint8_t iir = pio_read_8(&ns->regs->iid);
         if ((iir & NS8250_IID_CAUSE_MASK) == NS8250_IID_CAUSE_RXSTATUS) {
@@ -781 +780 @@
         
         ns8250_read_from_device(ns);
+        irc_disable_interrupt(ns->irq);
 }
 
@@ -857 +857 @@
         }
         need_unreg_intr_handler = true;
-        
+
         /* Enable interrupt. */
         rc = ns8250_interrupt_enable(ns);