piotr/edgetx-gx12
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Allow using Segger RTT as debug output (#3052)

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Firmware needs to be built with -DDEBUG=YES and -DDEBUG_SEGGER_RTT=YES to use this feature.
This commit is contained in:
Cliff
2023-01-23 09:08:31 +01:00
committed by GitHub
parent 15dca01f42
commit 0b8e4c6003
7 changed files with 69 additions and 12 deletions
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radio/src/serial.cpp
+36 -4
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@@ -45,6 +45,10 @@
#include "extmodule_serial_driver.h"
#endif
#if defined(DEBUG_SEGGER_RTT)
#include "thirdparty/Segger_RTT/RTT/SEGGER_RTT.h"
#endif
#define PRINTF_BUFFER_SIZE 128
static void (*dbg_serial_putc)(void*, uint8_t) = nullptr;
@@ -67,6 +71,33 @@ void dbgSerialSetSendCb(void* ctx, void (*cb)(void*, uint8_t))
dbg_serial_putc = cb;
}
#if defined(DEBUG_SEGGER_RTT)
extern "C" void dbgSerialPutc(char c)
{
SEGGER_RTT_Write(0, (const void *)&c, 1);
}
extern "C" void dbgSerialPrintf(const char * format, ...)
{
va_list arglist;
char tmp[PRINTF_BUFFER_SIZE+1];
// no need to do anything if we don't have an output
if (!dbg_serial_putc) return;
va_start(arglist, format);
vsnprintf(tmp, PRINTF_BUFFER_SIZE, format, arglist);
tmp[PRINTF_BUFFER_SIZE] = '\0';
va_end(arglist);
const char *t = tmp;
while (*t && dbg_serial_putc) {
SEGGER_RTT_Write(0, (const void *)t++, 1);
}
}
#else
extern "C" void dbgSerialPutc(char c)
{
auto _putc = dbg_serial_putc;
@@ -81,7 +112,7 @@ extern "C" void dbgSerialPrintf(const char * format, ...)
// no need to do anything if we don't have an output
if (!dbg_serial_putc) return;
va_start(arglist, format);
vsnprintf(tmp, PRINTF_BUFFER_SIZE, format, arglist);
tmp[PRINTF_BUFFER_SIZE] = '\0';
@@ -92,6 +123,7 @@ extern "C" void dbgSerialPrintf(const char * format, ...)
dbg_serial_putc(dbg_serial_ctx, *t++);
}
}
#endif
extern "C" void dbgSerialCrlf()
{
@@ -157,7 +189,7 @@ static void serialSetCallBacks(int mode, void* ctx, const etx_serial_port_t* por
getByte = drv->getByte;
setRxCb = drv->setReceiveCb;
}
}
}
// prevent compiler warnings
(void)sendByte;
@@ -228,7 +260,7 @@ static void serialSetCallBacks(int mode, void* ctx, const etx_serial_port_t* por
extmoduleSetSerialPort(drv);
break;
#endif
#endif
}
}
@@ -392,7 +424,7 @@ void serialInit(uint8_t port_nr, int mode)
void initSerialPorts()
{
memset(serialPortStates, 0, sizeof(serialPortStates));
for (uint8_t port_nr = 0; port_nr < MAX_AUX_SERIAL; port_nr++) {
auto mode = getSerialPortMode(port_nr);
serialInit(port_nr, mode);