Apple-2-HW
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afterburner
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version 0.2 

* added support for Win32/64 builds
* fixed Mac OSX serial connection parameters
This commit is contained in:
ole00 2019-03-24 00:08:17 +00:00
parent 2c6ada613d
commit d5744a7d1a
4 changed files with 201 additions and 41 deletions
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64
afterburner.c
View File

@ -30,6 +30,9 @@ Requires:
Changelog:
* 2019.02.02 - initial version 0.1
* 2019.03.24 - version 0.2
- added support for Win32 and Win64 builds
- fixed serial port setup for Mac OSX
This is the PC part that communicates with Arduino UNO by serial line.
To compile: gcc -g3 -O0 afterburner afterburner.c
@ -40,14 +43,12 @@ To compile: gcc -g3 -O0 afterburner afterburner.c
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <fcntl.h>
#include <errno.h>
#include <termios.h>
#include "serial_port.h"
#define VERSION "v.0.2"
#define VERSION "v.0.1"
#define DEFAULT_DEVICE_NAME "/dev/ttyUSB0"
#define MAX_LINE 200
@ -98,7 +99,7 @@ char verbose = 0;
char* filename = 0;
char* deviceName = 0;
int serialF = -1;
SerialDeviceHandle serialF = INVALID_HANDLE;
Galtype gal;
int security = 0;
unsigned short checksum;
@ -131,7 +132,7 @@ static void printHelp() {
printf(" -v : verbose mode\n");
printf(" -t <gal_type> : the GAL type. use GAL16V8 GAL20V8 GAL22V10 ATF16V8B ATF22V10B ATF22V10C\n");
printf(" -f <file> : JEDEC fuse map file\n");
printf(" -d <serial_device> : name of the serial device. Default is: %s\n", DEFAULT_DEVICE_NAME);
printf(" -d <serial_device> : name of the serial device. Default is: %s\n", DEFAULT_SERIAL_DEVICE_NAME);
printf(" serial params are: 38400, 8N1\n");
printf("examples:\n");
printf(" afterburner i : reads and prints the device info\n");
@ -462,48 +463,29 @@ static char readJedec(void) {
static int openSerial(void) {
char buf[512];
char devName[16];
char devName[256] = {0};
int total;
int labelPos;
//open device name
snprintf(devName, 15, "%s", (deviceName == 0) ? DEFAULT_DEVICE_NAME : deviceName);
devName[15] = 0;
snprintf(devName, sizeof(devName), "%s", (deviceName == 0) ? DEFAULT_SERIAL_DEVICE_NAME : deviceName);
serialDeviceCheckName(devName, sizeof(devName));
if (verbose) {
printf("opening serial: %s\n", devName);
}
serialF = open(devName, O_RDWR | O_NOCTTY | O_NONBLOCK);
if (serialF < 1) {
serialF = serialDeviceOpen(devName);
if (serialF == INVALID_HANDLE) {
printf("Error: failed to open serial device: %s\n", devName);
return -2;
}
//set the serial port parameters
{
struct termios serial;
memset(&serial, 0, sizeof(struct termios));
cfsetispeed(&serial, B38400);
cfsetospeed(&serial, B38400);
serial.c_cflag |= CS8; // no parity, 1 stop bit
if (0 != tcsetattr(serialF, TCSANOW, &serial)) {
printf("Error: failed to set serial parameters %i, %s\n", errno, strerror(errno));
return -3;
}
}
//ensure no leftover bytes exist on the serial line
tcdrain(serialF);
tcflush(serialF, TCIOFLUSH); //flush both queues
// prod the programmer to output it's identification
sprintf(buf, "*\r");
write(serialF, buf, 2);
serialDeviceWrite(serialF, buf, 2);
//read programmer's message
total = waitForSerialPrompt(buf, 512, 3000);
@ -519,17 +501,17 @@ static int openSerial(void) {
if (verbose) {
printf("Output from programmer not recognised: %s\n", buf);
}
close(serialF);
serialF = 0;
serialDeviceClose(serialF);
serialF = INVALID_HANDLE;
return -4;
}
static void closeSerial(void) {
if (0 == serialF) {
if (INVALID_HANDLE == serialF) {
return;
}
close(serialF);
serialF = 0;
serialDeviceClose(serialF);
serialF = INVALID_HANDLE;
}
@ -583,7 +565,7 @@ static int waitForSerialPrompt(char* buf, int bufSize, int maxDelay) {
memset(buf, 0, bufSize);
while (maxDelay > 0) {
readSize = read(serialF, buf, bufSize);
readSize = serialDeviceRead(serialF, buf, bufSize);
if (readSize > 0) {
bufPos += readSize;
if (checkPromptExists(bufStart, bufTotal) >= 0) {
@ -606,7 +588,7 @@ static int sendLine(char* buf, int bufSize, int maxDelay) {
int writeSize;
char* obuf = buf;
if (serialF == 0) {
if (serialF == INVALID_HANDLE) {
return -1;
}
@ -618,9 +600,9 @@ static int sendLine(char* buf, int bufSize, int maxDelay) {
// write the query into the modem's file
// file is opened non blocking so we have to ensure all contents is written
while (total > 0) {
writeSize = write(serialF, buf, total);
writeSize = serialDeviceWrite(serialF, buf, total);
if (writeSize < 0) {
printf("ERROR: written: %i", writeSize);
printf("ERROR: written: %i (%s)\n", writeSize, strerror(errno));
return -4;
}
buf += writeSize;

4
compile_win32.sh Executable file
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@ -0,0 +1,4 @@
# path to your win32 cross-compiler
CC=~/opt/mingw32/bin/i686-w64-mingw32-gcc
$CC -g3 -O0 -o afterburner_w32.exe afterburner.c -D_USE_WIN_API_

4
compile_win64.sh Executable file
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@ -0,0 +1,4 @@
# path to your Win64 cross-compiler
CC=~/opt/mingw64/bin/x86_64-w64-mingw32-gcc
$CC -g3 -O0 -o afterburner_w64.exe afterburner.c -D_USE_WIN_API_

170
serial_port.h Normal file
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@ -0,0 +1,170 @@
#ifndef _SERIAL_PORT_H_
#define _SERIAL_PORT_H_
#ifdef _USE_WIN_API_
#include <windows.h>
#define SerialDeviceHandle HANDLE
#define DEFAULT_SERIAL_DEVICE_NAME "COM1"
#define INVALID_HANDLE INVALID_HANDLE_VALUE
// https://www.xanthium.in/Serial-Port-Programming-using-Win32-API
static inline SerialDeviceHandle serialDeviceOpen(char* deviceName) {
SerialDeviceHandle h;
h = CreateFile(
deviceName, //port name
GENERIC_READ | GENERIC_WRITE, //Read/Write
0, // No Sharing
NULL, // No Security
OPEN_EXISTING,// Open existing port only
0, // Non Overlapped I/O
NULL); // Null for Comm Devices
if (h != INVALID_HANDLE) {
BOOL result;
COMMTIMEOUTS timeouts = { 0 };
DCB dcbSerialParams = { 0 }; // Initializing DCB structure
dcbSerialParams.DCBlength = sizeof(dcbSerialParams);
result = GetCommState(h, &dcbSerialParams);
if (!result) {
return INVALID_HANDLE;
}
dcbSerialParams.BaudRate = CBR_38400; // Setting BaudRate = 38400
dcbSerialParams.ByteSize = 8; // Setting ByteSize = 8
dcbSerialParams.StopBits = ONESTOPBIT;// Setting StopBits = 1
dcbSerialParams.Parity = NOPARITY; // Setting Parity = None
result = SetCommState(h, &dcbSerialParams);
if (!result) {
return INVALID_HANDLE;
}
timeouts.ReadIntervalTimeout = 50; // in milliseconds
timeouts.ReadTotalTimeoutConstant = 50; // in milliseconds
timeouts.ReadTotalTimeoutMultiplier = 10; // in milliseconds
timeouts.WriteTotalTimeoutConstant = 50; // in milliseconds
timeouts.WriteTotalTimeoutMultiplier = 10; // in milliseconds
result = SetCommTimeouts(h, &timeouts);
if (!result) {
return INVALID_HANDLE;
}
return h;
} else {
return INVALID_HANDLE;
}
}
void serialDeviceCheckName(char* name, int maxSize) {
int nameLen = strlen(name);
//convert comxx to COMxx
if (strncmp(name, "com", 3) == 0 && (nameLen > 3 && name[3] >= '0' && name[3] <= '9')) {
name[0] = 'C';
name[1] = 'O';
name[2] = 'M';
}
// convert COMxx and higher to \\\\.\\COMxx
if (strncmp(name, "COM", 3) == 0 && (nameLen > 4 && name[3] >= '0' && name[3] <= '9')) {
if (nameLen + 4 < maxSize) {
int i;
for (i = nameLen - 1; i >= 0; i--) {
name[ i + 4] = name[i];
}
name[0] = '\\';
name[1] = '\\';
name[2] = '.';
name[3] = '\\';
}
}
}
static inline void serialDeviceClose(SerialDeviceHandle deviceHandle) {
CloseHandle(deviceHandle);
}
static inline int serialDeviceWrite(SerialDeviceHandle deviceHandle, char* buffer, int bytesToWrite) {
DWORD written = 0;
WriteFile(deviceHandle, buffer, bytesToWrite, &written, NULL);
return (int) written;
}
static inline int serialDeviceRead(SerialDeviceHandle deviceHandle, char* buffer, int bytesToRead) {
DWORD read = 0;
ReadFile(deviceHandle, buffer, bytesToRead, &read, NULL);
return (int) read;
}
#else
#include <ctype.h>
#include <fcntl.h>
#include <errno.h>
#include <termios.h>
#define SerialDeviceHandle int
#define DEFAULT_SERIAL_DEVICE_NAME "/dev/ttyUSB0"
#define INVALID_HANDLE -1
static inline SerialDeviceHandle serialDeviceOpen(char* deviceName) {
SerialDeviceHandle h;
h = open(deviceName, O_RDWR | O_NOCTTY | O_NONBLOCK);
if (h != INVALID_HANDLE) {
//set the serial port parameters
struct termios serial;
memset(&serial, 0, sizeof(struct termios));
cfsetispeed(&serial, B38400);
cfsetospeed(&serial, B38400);
serial.c_cflag |= CS8; // no parity, 1 stop bit
serial.c_cflag |= CREAD | CLOCAL;
if (0 != tcsetattr(h, TCSANOW, &serial)) {
close(h);
printf("Error: failed to set serial parameters %i, %s\n", errno, strerror(errno));
return INVALID_HANDLE;
}
//ensure no leftover bytes exist on the serial line
tcdrain(h);
tcflush(h, TCIOFLUSH); //flush both queues
return h;
} else {
return INVALID_HANDLE;
}
}
void serialDeviceCheckName(char* name, int maxSize) {
//nothing to check
}
static inline void serialDeviceClose(SerialDeviceHandle deviceHandle) {
close(deviceHandle);
}
static inline int serialDeviceWrite(SerialDeviceHandle deviceHandle, char* buffer, int bytesToWrite) {
return write(deviceHandle, buffer, bytesToWrite);
}
static inline int serialDeviceRead(SerialDeviceHandle deviceHandle, char* buffer, int bytesToRead) {
return read(deviceHandle, buffer, bytesToRead);
}
#endif
#endif /* _SERIAL_PORT_H_ */