40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
/*---------------------------------------------------------------------------*/
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#include "contiki.h"
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#include "dev/uart1.h"
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#include <string.h>
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/*---------------------------------------------------------------------------*/
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#define SLIP_END 0300
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#undef putchar
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/*---------------------------------------------------------------------------*/
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int
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putchar(int c)
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{
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#if SLIP_ARCH_CONF_ENABLED
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static char debug_frame = 0;
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if(!debug_frame) { /* Start of debug output */
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uart1_writeb(SLIP_END);
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uart1_writeb('\r'); /* Type debug line == '\r' */
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debug_frame = 1;
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}
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#endif /* SLIP_ARCH_CONF_ENABLED */
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/* Need to also print '\n' because for example COOJA will not show
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any output before line end */
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uart1_writeb((char)c);
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#if SLIP_ARCH_CONF_ENABLED
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/*
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* Line buffered output, a newline marks the end of debug output and
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* implicitly flushes debug output.
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*/
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if(c == '\n') {
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uart1_writeb(SLIP_END);
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debug_frame = 0;
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}
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#endif /* SLIP_ARCH_CONF_ENABLED */
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return c;
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}
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/*---------------------------------------------------------------------------*/
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