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Update serial port code so that it's possible to open more than one port

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per function.

Note: a future commit will enable MSP to work on additional ports in
order to support simultaneous combinations of Serial/Bluetooth
configuration, OSD, RX_MSP on otherwise unused ports.
This commit is contained in:
Dominic Clifton 2014-05-22 12:41:07 +01:00
parent 4f88ff1054
commit 51d28e19aa
5 changed files with 107 additions and 4957 deletions
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45
src/serial_msp.c
View file

@ -2,6 +2,8 @@
#include <stdint.h>
#include <string.h>
#include "build_config.h"
#include "platform.h"
#include "common/axis.h"
@ -277,6 +279,44 @@ reset:
}
}
// This rate is chosen since softserial supports it.
#define MSP_FALLBACK_BAUDRATE 19200
static void openAllMSPSerialPorts(serialConfig_t *serialConfig)
{
serialPort_t *port;
mspPort = NULL; // XXX delete this when adding support for MSP on more than one port.
do {
uint32_t baudRate = serialConfig->msp_baudrate;
bool triedFallbackRate = false;
do {
port = openSerialPort(FUNCTION_MSP, NULL, baudRate, MODE_RXTX, SERIAL_NOT_INVERTED);
if (!port) {
if (triedFallbackRate) {
break;
}
baudRate = MSP_FALLBACK_BAUDRATE;
triedFallbackRate = true;
}
} while (!port);
// XXX delete this when adding support for MSP on more than one port.
if (port) {
mspPort = port; // just use the last one opened for now, the least specific serial port scenario will in for now
}
} while (port);
// XXX this function might help with adding support for MSP on more than one port, if not delete it.
serialPortFunctionList_t *serialPortFunctionList = getSerialPortFunctionList();
UNUSED(serialPortFunctionList);
}
void mspInit(serialConfig_t *serialConfig)
{
int idx;
@ -316,10 +356,7 @@ void mspInit(serialConfig_t *serialConfig)
availableBoxes[idx++] = BOXTELEMETRY;
numberBoxItems = idx;
mspPort = findOpenSerialPort(FUNCTION_MSP);
if (!mspPort) {
mspPort = openSerialPort(FUNCTION_MSP, NULL, serialConfig->msp_baudrate, MODE_RXTX, SERIAL_NOT_INVERTED);
}
openAllMSPSerialPorts(serialConfig);
}
static void evaluateCommand(void)