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Moved putchar into separate file to make it easier to override its implementation

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This commit is contained in:
adamdunkels 2009-10-30 15:06:26 +00:00
parent 36eae6fcdf
commit 790f2f632a
3 changed files with 18 additions and 11 deletions
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4
cpu/msp430/Makefile.msp430
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@ -1,4 +1,4 @@
# $Id: Makefile.msp430,v 1.29 2009/09/03 17:41:58 adamdunkels Exp $
# $Id: Makefile.msp430,v 1.30 2009/10/30 15:06:26 adamdunkels Exp $
ifdef nodeid
CFLAGS += -DNODEID=$(nodeid)
@ -14,7 +14,7 @@ CONTIKI_CPU=$(CONTIKI)/cpu/msp430
CONTIKI_CPU_DIRS = . dev
MSP430 = msp430.c flash.c clock.c leds.c leds-arch.c \
watchdog.c lpm.c mtarch.c uart1.c slip_uart1.c rtimer-arch.c
watchdog.c lpm.c mtarch.c uart1.c slip_uart1.c uart1-putchar.c rtimer-arch.c
UIPDRIVERS = me.c me_tabs.c slip.c crc16.c
ELFLOADER = elfloader.c elfloader-msp430.c symtab.c
TARGETLIBS = random.c

9
cpu/msp430/dev/uart1-putchar.c Normal file
View File

@ -0,0 +1,9 @@
#include <stdio.h>
#include "dev/uart1.h"
int
putchar(int c)
{
uart1_writeb((char)c);
return c;
}

16
cpu/msp430/dev/uart1.c
View File

@ -26,7 +26,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)$Id: uart1.c,v 1.13 2009/10/27 16:25:28 fros4943 Exp $
* @(#)$Id: uart1.c,v 1.14 2009/10/30 15:06:27 adamdunkels Exp $
*/
/*
@ -37,6 +37,7 @@
#include <io.h>
#include <signal.h>
#include "dev/leds.h"
#include "sys/energest.h"
#include "dev/uart1.h"
#include "dev/watchdog.h"
@ -99,12 +100,6 @@ uart1_writeb(unsigned char c)
}
/*---------------------------------------------------------------------------*/
#if ! WITH_UIP /* If WITH_UIP is defined, putchar() is defined by the SLIP driver */
int
putchar(int c)
{
uart1_writeb((char)c);
return c;
}
#endif /* ! WITH_UIP */
/*---------------------------------------------------------------------------*/
/**
@ -169,6 +164,7 @@ uart1_init(unsigned long ubr)
interrupt(UART1RX_VECTOR)
uart1_rx_interrupt(void)
{
uint8_t c;
ENERGEST_ON(ENERGEST_TYPE_IRQ);
if(!(URXIFG1 & IFG2)) {
@ -178,14 +174,16 @@ uart1_rx_interrupt(void)
rx_in_progress = 1;
LPM4_EXIT;
} else {
c = RXBUF1;
rx_in_progress = 0;
/* Check status register for receive errors. */
if(URCTL1 & RXERR) {
volatile unsigned dummy;
dummy = RXBUF1; /* Clear error flags by forcing a dummy read. */
leds_invert(LEDS_ALL);
// dummy = RXBUF1; /* Clear error flags by forcing a dummy read. */
} else {
if(uart1_input_handler != NULL) {
if(uart1_input_handler(RXBUF1)) {
if(uart1_input_handler(c)) {
LPM4_EXIT;
}
}