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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/arm/csb336 | |
| 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/arm/csb336')
| -rw-r--r-- | c/src/lib/libbsp/arm/csb336/console/uart.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/c/src/lib/libbsp/arm/csb336/console/uart.c b/c/src/lib/libbsp/arm/csb336/console/uart.c index 4dc409b40c..4c64832b23 100644 --- a/c/src/lib/libbsp/arm/csb336/console/uart.c +++ b/c/src/lib/libbsp/arm/csb336/console/uart.c @@ -294,11 +294,13 @@ static ssize_t imx_uart_poll_write(int minor, const char *buf, size_t len) #if defined(USE_INTERRUPTS) static ssize_t imx_uart_intr_write(int minor, const char *buf, size_t len) { - imx_uart_data[minor].buf = buf; - imx_uart_data[minor].len = len; - imx_uart_data[minor].idx = 0; + if (len > 0) { + imx_uart_data[minor].buf = buf; + imx_uart_data[minor].len = len; + imx_uart_data[minor].idx = 0; - imx_uart_data[minor].regs->cr1 |= MC9328MXL_UART_CR1_TXMPTYEN; + imx_uart_data[minor].regs->cr1 |= MC9328MXL_UART_CR1_TXMPTYEN; + } return 1; } |