// Load custom firmware (.hex) into the FX2's RAM
DLLEXPORT(FLStatus) flLoadCustomFirmware(
const char *curVidPid, const char *fwFile, const char **error)
{
FLStatus retVal = FL_SUCCESS;
struct Buffer fwBuf = {0,};
BufferStatus bStatus;
FX2Status fxStatus;
struct USBDevice *device = NULL;
USBStatus uStatus;
const char *const ext = fwFile + strlen(fwFile) - 4;
const bool isHex = (strcmp(".hex", ext) == 0) || (strcmp(".ihx", ext) == 0);
CHECK_STATUS(
!isHex, FL_FILE_ERR, cleanup,
"flLoadCustomFirmware(): Filename should have .hex or .ihx extension");
uStatus = usbOpenDevice(curVidPid, 1, 0, 0, &device, error);
CHECK_STATUS(uStatus, FL_USB_ERR, cleanup, "flLoadCustomFirmware()");
bStatus = bufInitialise(&fwBuf, 8192, 0x00, error);
CHECK_STATUS(bStatus, FL_ALLOC_ERR, cleanup, "flLoadCustomFirmware()");
bStatus = bufReadFromIntelHexFile(&fwBuf, NULL, fwFile, error);
CHECK_STATUS(bStatus, FL_FILE_ERR, cleanup, "flLoadCustomFirmware()");
fxStatus = fx2WriteRAM(device, fwBuf.data, (uint32)fwBuf.length, error);
CHECK_STATUS(fxStatus, FL_FX2_ERR, cleanup, "flLoadCustomFirmware()");
cleanup:
bufDestroy(&fwBuf);
if ( device ) {
usbCloseDevice(device, 0);
}
return retVal;
}
// Flash custom firmware (.hex or .iic) into the FX2's EEPROM
DLLEXPORT(FLStatus) flFlashCustomFirmware(
struct FLContext *handle, const char *fwFile, const char **error)
{
FLStatus retVal = FL_SUCCESS;
struct Buffer fwData = {0,};
struct Buffer fwMask = {0,};
struct Buffer iicBuf = {0,};
BufferStatus bStatus;
FX2Status fxStatus;
I2CStatus iStatus;
const char *const ext = fwFile + strlen(fwFile) - 4;
const bool isHex = (strcmp(".hex", ext) == 0) || (strcmp(".ihx", ext) == 0);
const bool isI2C = (strcmp(".iic", ext) == 0);
CHECK_STATUS(
!isHex && !isI2C, FL_FX2_ERR, cleanup,
"flFlashCustomFirmware(): Filename should have .hex, .ihx or .iic extension");
bStatus = bufInitialise(&iicBuf, 8192, 0x00, error);
CHECK_STATUS(bStatus, FL_ALLOC_ERR, cleanup, "flFlashCustomFirmware()");
if ( isHex ) {
// Load the .hex file, populate iicBuf:
bStatus = bufInitialise(&fwData, 8192, 0x00, error);
CHECK_STATUS(bStatus, FL_ALLOC_ERR, cleanup, "flFlashCustomFirmware()");
bStatus = bufInitialise(&fwMask, 8192, 0x00, error);
CHECK_STATUS(bStatus, FL_ALLOC_ERR, cleanup, "flFlashCustomFirmware()");
bStatus = bufReadFromIntelHexFile(&fwData, &fwMask, fwFile, error);
CHECK_STATUS(bStatus, FL_FILE_ERR, cleanup, "flFlashCustomFirmware()");
i2cInitialise(&iicBuf, 0x0000, 0x0000, 0x0000, CONFIG_BYTE_400KHZ);
iStatus = i2cWritePromRecords(&iicBuf, &fwData, &fwMask, error);
CHECK_STATUS(iStatus, FL_FX2_ERR, cleanup, "flFlashCustomFirmware()");
iStatus = i2cFinalise(&iicBuf, error);
CHECK_STATUS(iStatus, FL_FX2_ERR, cleanup);
} else if ( isI2C ) {
// Load the .iic file into the iicBuf:
bStatus = bufAppendFromBinaryFile(&iicBuf, fwFile, error);
CHECK_STATUS(bStatus, FL_FILE_ERR, cleanup, "flFlashCustomFirmware()");
}
fxStatus = fx2WriteEEPROM(handle->device, iicBuf.data, (uint32)iicBuf.length, error);
CHECK_STATUS(fxStatus, FL_FX2_ERR, cleanup, "flFlashCustomFirmware()");
cleanup:
bufDestroy(&iicBuf);
bufDestroy(&fwMask);
bufDestroy(&fwData);
return retVal;
}
int main(int argc, const char *argv[]) {
int retVal = 0;
struct Buffer data = {0,};
struct Buffer mask = {0,};
struct Buffer i2c = {0,};
BufferStatus bStatus;
I2CStatus iStatus;
int dStatus;
uint8 configByte;
const char *error = NULL;
if ( argc != 4 ) {
usage(argv[0]);
FAIL(1, cleanup);
}
if ( strstr(argv[2], "WithBoot") ) {
// Boot firmware explicitly connects
configByte = CONFIG_BYTE_400KHZ | CONFIG_BYTE_DISCON;
} else {
// NonBoot firmwares are connected automatically
configByte = CONFIG_BYTE_400KHZ;
}
bStatus = bufInitialise(&data, 0x4000, 0x00, &error);
CHECK_STATUS(bStatus, 2, cleanup);
bStatus = bufInitialise(&mask, 0x4000, 0x00, &error);
CHECK_STATUS(bStatus, 3, cleanup);
bStatus = bufReadFromIntelHexFile(&data, &mask, argv[1], &error);
CHECK_STATUS(bStatus, 4, cleanup);
if ( !strcmp("iic", argv[3]) ) {
// Get i2c records
bStatus = bufInitialise(&i2c, 0x4000, 0x00, &error);
CHECK_STATUS(bStatus, 5, cleanup);
i2cInitialise(&i2c, 0x0000, 0x0000, 0x0000, configByte);
iStatus = i2cWritePromRecords(&i2c, &data, &mask, &error);
CHECK_STATUS(iStatus, 6, cleanup);
iStatus = i2cFinalise(&i2c, &error);
CHECK_STATUS(iStatus, 7, cleanup);
// Dump the code
dStatus = dumpCode(argv[0], argv[2], &i2c);
CHECK_STATUS(dStatus, dStatus, cleanup);
} else if ( !strcmp("bix", argv[3]) ) {
// Dump the code
dStatus = dumpCode(argv[0], argv[2], &data);
CHECK_STATUS(dStatus, dStatus, cleanup);
} else {
usage(argv[0]);
FAIL(8, cleanup);
}
cleanup:
if ( error ) {
fprintf(stderr, "%s: %s\n", argv[0], error);
errFree(error);
}
bufDestroy(&i2c);
bufDestroy(&mask);
bufDestroy(&data);
return retVal;
}
int main(int argc, const char *argv[]) {
int returnCode = 0;
struct Buffer data1 = {0,};
struct Buffer mask1 = {0,};
struct Buffer data2 = {0,};
struct Buffer mask2 = {0,};
struct Buffer i2c1 = {0,};
struct Buffer i2c2 = {0,};
BufferStatus bStatus;
I2CStatus iStatus;
int dStatus;
uint8 configByte;
const char *error = NULL;
if ( argc != 5 ) { //&& argc != 6 ) {
usage(argv[0]);
FAIL(1);
}
if ( strstr(argv[3], "WithBoot") ) {
// Boot firmware explicitly connects
configByte = CONFIG_BYTE_400KHZ | CONFIG_BYTE_DISCON;
} else {
// NonBoot firmwares are connected automatically
configByte = CONFIG_BYTE_400KHZ;
}
bStatus = bufInitialise(&data1, 0x4000, 0x00, &error);
CHECK(bStatus, 2);
bStatus = bufInitialise(&mask1, 0x4000, 0x00, &error);
CHECK(bStatus, 3);
bStatus = bufReadFromIntelHexFile(&data1, &mask1, argv[1], &error);
CHECK(bStatus, 4);
bStatus = bufInitialise(&data2, 0x4000, 0x00, &error);
CHECK(bStatus, 5);
bStatus = bufInitialise(&mask2, 0x4000, 0x00, &error);
CHECK(bStatus, 6);
bStatus = bufReadFromIntelHexFile(&data2, &mask2, argv[2], &error);
CHECK(bStatus, 7);
if ( !strcmp("iic", argv[4]) ) {
// Get i2c records from first build
bStatus = bufInitialise(&i2c1, 0x4000, 0x00, &error);
CHECK(bStatus, 8);
i2cInitialise(&i2c1, 0x0000, 0x0000, 0x0000, configByte);
iStatus = i2cWritePromRecords(&i2c1, &data1, &mask1, &error);
CHECK(iStatus, 9);
iStatus = i2cFinalise(&i2c1, &error);
CHECK(iStatus, 10);
// Get i2c records from second build
bStatus = bufInitialise(&i2c2, 0x4000, 0x00, &error);
CHECK(bStatus, 11);
i2cInitialise(&i2c2, 0x0000, 0x0000, 0x0000, configByte);
iStatus = i2cWritePromRecords(&i2c2, &data2, &mask2, &error);
CHECK(iStatus, 12);
iStatus = i2cFinalise(&i2c2, &error);
CHECK(iStatus, 13);
// Dump the code
dStatus = dumpCode(argv[0], argv[3], &i2c1, &i2c2);
CHECK(dStatus, dStatus);
} else if ( !strcmp("bix", argv[4]) ) {
// Dump the code
dStatus = dumpCode(argv[0], argv[3], &data1, &data2);
CHECK(dStatus, dStatus);
} else {
usage(argv[0]);
FAIL(14);
}
cleanup:
if ( error ) {
fprintf(stderr, "%s: %s\n", argv[0], error);
errFree(error);
}
bufDestroy(&i2c2);
bufDestroy(&i2c1);
bufDestroy(&mask2);
bufDestroy(&data2);
bufDestroy(&mask1);
bufDestroy(&data1);
return returnCode;
}