diff options
| author | Premysl Houdek <kom541000@gmail.com> | 2015-11-18 18:45:32 +0100 |
|---|---|---|
| committer | Gedare Bloom <gedare@rtems.org> | 2015-11-18 13:12:44 -0500 |
| commit | 3e1196d9e1e65f3a77bc4537934438f105b35d98 (patch) | |
| tree | 80d1f3a2920c61b629e29323065169e08106d1eb /c/src/lib/libbsp/arm/tms570/console/tms570-sci.c | |
| parent | bsp/tms570: use common tms570ls3137.inc file for all board ling variants. (diff) | |
| download | rtems-3e1196d9e1e65f3a77bc4537934438f105b35d98.tar.bz2 | |
bsp/tms570: unite code duplication in pinmux and clean SCI close per review remarks.
Signed-off-by: Premysl Houdek <kom541000@gmail.com>
Diffstat (limited to 'c/src/lib/libbsp/arm/tms570/console/tms570-sci.c')
| -rw-r--r-- | c/src/lib/libbsp/arm/tms570/console/tms570-sci.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/c/src/lib/libbsp/arm/tms570/console/tms570-sci.c b/c/src/lib/libbsp/arm/tms570/console/tms570-sci.c index a799a666a0..fac258d3b2 100644 --- a/c/src/lib/libbsp/arm/tms570/console/tms570-sci.c +++ b/c/src/lib/libbsp/arm/tms570/console/tms570-sci.c @@ -525,17 +525,19 @@ static void tms570_sci_interrupt_last_close( { tms570_sci_context *ctx = (tms570_sci_context *) base; rtems_interrupt_lock_context lock_context; + rtems_interval tw; + int32_t baudrate; /* Turn off RX interrupts */ rtems_termios_device_lock_acquire(base, &lock_context); tms570_sci_disable_interrupts(ctx); rtems_termios_device_lock_release(base, &lock_context); - if ( 0 /* for flush on close */ ) { - /* Flush device */ - while ( ( ctx->regs->FLR & TMS570_SCI_FLR_TX_EMPTY ) == 0 ) { - ;/* Wait until all data has been sent */ - } + tw = rtems_clock_get_ticks_per_second(); + baudrate = rtems_termios_baud_to_number(cfgetospeed(&tty->termios)); + tw = tw * 10 / baudrate + 1; + while ( ( ctx->regs->FLR & TMS570_SCI_FLR_TX_EMPTY ) == 0 ) { + rtems_task_wake_after(tw); } /* uninstall ISR */ |