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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-06-24 17:29:11 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-06-25 17:03:21 +0200 |
| commit | e18db9f0cffcb143e5fdec27539efb417cb4ebf3 (patch) | |
| tree | 804edba552541bea8d5ea5c38680903373bf6c27 /c/src/lib/libbsp/m68k/genmcf548x | |
| parent | bsps/arm: Rename function (diff) | |
| download | rtems-e18db9f0cffcb143e5fdec27539efb417cb4ebf3.tar.bz2 | |
termios: Update due to API changes
Termios notifies now the driver about an inactive transmit with the
length argument set to zero.
Diffstat (limited to 'c/src/lib/libbsp/m68k/genmcf548x')
| -rw-r--r-- | c/src/lib/libbsp/m68k/genmcf548x/console/console.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/c/src/lib/libbsp/m68k/genmcf548x/console/console.c b/c/src/lib/libbsp/m68k/genmcf548x/console/console.c index af18e23d7e..5e85e208b9 100644 --- a/c/src/lib/libbsp/m68k/genmcf548x/console/console.c +++ b/c/src/lib/libbsp/m68k/genmcf548x/console/console.c @@ -528,18 +528,15 @@ IntUartInitialize(void) static ssize_t IntUartInterruptWrite (int minor, const char *buf, size_t len) { - int level; - - rtems_interrupt_disable(level); + if (len > 0) { + /* write out character */ + *(volatile uint8_t *)(&MCF548X_PSC_TB(minor)) = *buf; - /* write out character */ - *(volatile uint8_t *)(&MCF548X_PSC_TB(minor)) = *buf; - - /* enable tx interrupt */ - IntUartInfo[minor].imr |= MCF548X_PSC_IMR_TXRDY; - MCF548X_PSC_IMR(minor) = IntUartInfo[minor].imr; + /* enable tx interrupt */ + IntUartInfo[minor].imr |= MCF548X_PSC_IMR_TXRDY; + MCF548X_PSC_IMR(minor) = IntUartInfo[minor].imr; + } - rtems_interrupt_enable(level); return 0; } |