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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/libcpu/m68k | |
| 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/libcpu/m68k')
| -rw-r--r-- | c/src/lib/libcpu/m68k/mcf5206/console/mcfuart.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/c/src/lib/libcpu/m68k/mcf5206/console/mcfuart.c b/c/src/lib/libcpu/m68k/mcf5206/console/mcfuart.c index 27f2278525..89468d1dc1 100644 --- a/c/src/lib/libcpu/m68k/mcf5206/console/mcfuart.c +++ b/c/src/lib/libcpu/m68k/mcf5206/console/mcfuart.c @@ -519,19 +519,20 @@ mcfuart_interrupt_handler(rtems_vector_number vec) ssize_t mcfuart_interrupt_write(mcfuart *uart, const char *buf, size_t len) { - int level; - rtems_interrupt_disable(level); - uart->tx_buf = buf; - uart->tx_buf_len = len; - uart->tx_ptr = 0; - *MCF5206E_UIMR(MBAR, uart->chn) = - MCF5206E_UIMR_FFULL | MCF5206E_UIMR_TXRDY; - while (((*MCF5206E_USR(MBAR,uart->chn) & MCF5206E_USR_TXRDY) != 0) && - (uart->tx_ptr < uart->tx_buf_len)) + if (len > 0) { - *MCF5206E_UTB(MBAR,uart->chn) = uart->tx_buf[uart->tx_ptr++]; + uart->tx_buf = buf; + uart->tx_buf_len = len; + uart->tx_ptr = 0; + *MCF5206E_UIMR(MBAR, uart->chn) = + MCF5206E_UIMR_FFULL | MCF5206E_UIMR_TXRDY; + while (((*MCF5206E_USR(MBAR,uart->chn) & MCF5206E_USR_TXRDY) != 0) && + (uart->tx_ptr < uart->tx_buf_len)) + { + *MCF5206E_UTB(MBAR,uart->chn) = uart->tx_buf[uart->tx_ptr++]; + } } - rtems_interrupt_enable(level); + return 0; } |