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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@67 35acf78f-673a-0410-8e92-d51de3d6d3f4

master
gdisirio 2007-10-27 07:37:32 +00:00
parent fb49ce4f3a
commit 5eeed3ddb5
2 changed files with 26 additions and 25 deletions
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48
ports/ARM7-LPC214x/GCC/lpc214x_serial.c
View File

@ -102,30 +102,39 @@ void UART1Irq(void) {
ServeInterrupt(U1Base, &COM2); ServeInterrupt(U1Base, &COM2);
} }
/*
* Invoked by the high driver when one or more bytes are inserted in the
* output queue.
*/
static void OutNotify1(void) {
UART *u = U0Base;
#ifdef FIFO_PRELOAD #ifdef FIFO_PRELOAD
static void preload(UART *u, FullDuplexDriver *com) {
if (u->UART_LSR & LSR_THRE) { if (u->UART_LSR & LSR_THRE) {
int i = FIFO_PRELOAD; int i = FIFO_PRELOAD;
do { do {
t_msg b = chOQGetI(&COM1.sd_oqueue); t_msg b = chOQGetI(&com->sd_oqueue);
if (b < Q_OK) { if (b < Q_OK) {
chEvtSendI(&COM1.sd_oevent); chEvtSendI(&com->sd_oevent);
return; return;
} }
u->UART_THR = b; u->UART_THR = b;
} while (--i); } while (--i);
} }
u->UART_IER |= IER_THRE;
}
#endif
/*
* Invoked by the high driver when one or more bytes are inserted in the
* output queue.
*/
static void OutNotify1(void) {
#ifdef FIFO_PRELOAD
preload(U0Base, &COM1);
#else #else
UART *u = U0Base;
if (u->UART_LSR & LSR_THRE) if (u->UART_LSR & LSR_THRE)
u->UART_THR = chOQGetI(&COM1.sd_oqueue); u->UART_THR = chOQGetI(&COM1.sd_oqueue);
#endif
u->UART_IER |= IER_THRE; u->UART_IER |= IER_THRE;
#endif
} }
/* /*
@ -133,25 +142,16 @@ static void OutNotify1(void) {
* output queue. * output queue.
*/ */
static void OutNotify2(void) { static void OutNotify2(void) {
#ifdef FIFO_PRELOAD
preload(U1Base, &COM2);
#else
UART *u = U1Base; UART *u = U1Base;
#ifdef FIFO_PRELOAD
if (u->UART_LSR & LSR_THRE) {
int i = FIFO_PRELOAD;
do {
t_msg b = chOQGetI(&COM2.sd_oqueue);
if (b < Q_OK) {
chEvtSendI(&COM2.sd_oevent);
return;
}
u->UART_THR = b;
} while (--i);
}
#else
if (u->UART_LSR & LSR_THRE) if (u->UART_LSR & LSR_THRE)
u->UART_THR = chOQGetI(&COM2.sd_oqueue); u->UART_THR = chOQGetI(&COM2.sd_oqueue);
#endif
u->UART_IER |= IER_THRE; u->UART_IER |= IER_THRE;
#endif
} }
/* /*

3
readme.txt
View File

@ -51,7 +51,8 @@ AVR-AT90CANx-GCC - Port on AVR AT90CAN128, not complete yet.
order to minimize the number of interrupts generated, it is possible to order to minimize the number of interrupts generated, it is possible to
disable the feature and return to the old code which is a bit smaller, see disable the feature and return to the old code which is a bit smaller, see
the configuration parameters in ./ARM7-LPC214x/GCC/lpc214x_serial.h. the configuration parameters in ./ARM7-LPC214x/GCC/lpc214x_serial.h.
- Some more work done on the AVR port, not tested yet. - Some more work done on the AVR port, it is almost complete but not tested
yet because my JTAG probe broke...
*** 0.3.4 *** *** 0.3.4 ***
- Fixed a problem in chVTSetI(). - Fixed a problem in chVTSetI().