diff options
Diffstat (limited to 'c/src/lib/libcpu/bfin/serial/uart.c')
| -rw-r--r-- | c/src/lib/libcpu/bfin/serial/uart.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/c/src/lib/libcpu/bfin/serial/uart.c b/c/src/lib/libcpu/bfin/serial/uart.c index 8637830e61..cb2c229322 100644 --- a/c/src/lib/libcpu/bfin/serial/uart.c +++ b/c/src/lib/libcpu/bfin/serial/uart.c @@ -1,5 +1,5 @@ /* UART driver for Blackfin - * + * * Copyright (c) 2008 Kallisti Labs, Los Gatos, CA, USA * written by Allan Hessenflow <allanh@kallisti.com> * @@ -9,7 +9,7 @@ * * $Id$ */ - + #include <rtems.h> #include <rtems/libio.h> @@ -34,7 +34,7 @@ static void initializeHardware(int minor) { uint16_t r; base = uartsConfig->channels[minor].base_address; - + *(uint16_t volatile *) (base + UART_IER_OFFSET) = 0; if (uartsConfig->channels[minor].force_baud) @@ -60,12 +60,12 @@ static void initializeHardware(int minor) { static int pollRead(int minor) { int c; char *base; - + base = uartsConfig->channels[minor].base_address; - + /* check to see if driver is using interrupts so this call will be harmless (though non-functional) in case some debug code tries to - use it */ + use it */ if (!uartsConfig->channels[minor].use_interrupts && *((uint16_t volatile *) (base + UART_LSR_OFFSET)) & UART_LSR_DR) c = *((uint16_t volatile *) (base + UART_RBR_OFFSET)); @@ -87,7 +87,7 @@ char bfin_uart_poll_read(int minor) { void bfin_uart_poll_write(int minor, char c) { char *base; - + base = uartsConfig->channels[minor].base_address; while (!(*((uint16_t volatile *) (base + UART_LSR_OFFSET)) & UART_LSR_THRE)) @@ -158,7 +158,7 @@ static int pollWrite(int minor, const char *buf, int len) { static void enableInterrupts(int minor) { char *base; - + base = uartsConfig->channels[minor].base_address; *(uint16_t volatile *) (base + UART_IER_OFFSET) = UART_IER_ETBEI | |