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minor fixes of DMA uart code

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This commit is contained in:
joxe 2011-01-05 13:36:38 +00:00
parent 2e1c856741
commit 5b7b3da99c
3 changed files with 9 additions and 9 deletions
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6
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* @(#)$Id: uart1.c,v 1.20 2011/01/05 12:02:02 joxe Exp $ * @(#)$Id: uart1.c,v 1.21 2011/01/05 13:36:38 joxe Exp $
*/ */
/* /*
@ -58,7 +58,7 @@ static volatile uint8_t transmitting;
#endif /* UART1_CONF_TX_WITH_INTERRUPT */ #endif /* UART1_CONF_TX_WITH_INTERRUPT */
#ifdef UART1_CONF_RX_WITH_DMA #ifdef UART1_CONF_RX_WITH_DMA
#define TX_WITH_INTERRUPT UART1_CONF_RX_WITH_DMA #define RX_WITH_DMA UART1_CONF_RX_WITH_DMA
#else /* UART1_CONF_RX_WITH_DMA */ #else /* UART1_CONF_RX_WITH_DMA */
#define RX_WITH_DMA 0 #define RX_WITH_DMA 0
#endif /* UART1_CONF_RX_WITH_DMA */ #endif /* UART1_CONF_RX_WITH_DMA */
@ -82,7 +82,7 @@ handle_rxdma_timer(void *ptr)
{ {
uint8_t size; uint8_t size;
size = DMA0SZ; /* Note: loop requires that size is less or eq to RXBUFSIZE */ size = DMA0SZ; /* Note: loop requires that size is less or eq to RXBUFSIZE */
for (;last_size != size; last_size--) { for(;last_size != size; last_size--) {
if(last_size == 0) last_size = RXBUFSIZE; if(last_size == 0) last_size = RXBUFSIZE;
/* printf("read: %c\n", (unsigned char)rxbuf[RXBUFSIZE - last_size]); */ /* printf("read: %c\n", (unsigned char)rxbuf[RXBUFSIZE - last_size]); */
uart1_input_handler((unsigned char)rxbuf[RXBUFSIZE - last_size]); uart1_input_handler((unsigned char)rxbuf[RXBUFSIZE - last_size]);

6
cpu/msp430/msp430.c
View File

@ -28,7 +28,7 @@
* *
* This file is part of the Contiki operating system. * This file is part of the Contiki operating system.
* *
* @(#)$Id: msp430.c,v 1.14 2011/01/05 12:02:01 joxe Exp $ * @(#)$Id: msp430.c,v 1.15 2011/01/05 13:36:38 joxe Exp $
*/ */
#include <io.h> #include <io.h>
#include <signal.h> #include <signal.h>
@ -195,7 +195,7 @@ static char *cur_break = (char *)&_end;
void void
msp430_add_lpm_req(int req) msp430_add_lpm_req(int req)
{ {
if (req <= MSP430_REQUIRE_LPM1) { if(req <= MSP430_REQUIRE_LPM1) {
msp430_dco_required++; msp430_dco_required++;
} }
} }
@ -203,7 +203,7 @@ msp430_add_lpm_req(int req)
void void
msp430_remove_lpm_req(int req) msp430_remove_lpm_req(int req)
{ {
if (req <= MSP430_REQUIRE_LPM1) { if(req <= MSP430_REQUIRE_LPM1) {
msp430_dco_required--; msp430_dco_required--;
} }
} }

6
cpu/msp430/msp430.h
View File

@ -28,7 +28,7 @@
* *
* This file is part of the Contiki operating system. * This file is part of the Contiki operating system.
* *
* $Id: msp430.h,v 1.3 2011/01/05 12:02:01 joxe Exp $ * $Id: msp430.h,v 1.4 2011/01/05 13:36:38 joxe Exp $
*/ */
/** /**
@ -54,7 +54,7 @@
#define MSP430_REQUIRE_LPM2 2 #define MSP430_REQUIRE_LPM2 2
#define MSP430_REQUIRE_LPM3 3 #define MSP430_REQUIRE_LPM3 3
void msp430_add_lpm_req(); void msp430_add_lpm_req(int req);
void msp430_remove_lpm_req(); void msp430_remove_lpm_req(int req);
#endif /* __MSP430_H__ */ #endif /* __MSP430_H__ */