int SPI_DOWNLOAD_THREAD::fx3_spiboot_download(const char *filename)
{
unsigned char *fwBuf;
int r, i;
// Check if we have a handle to the FX3 flash programmer.
r = get_fx3_prog_handle();
if ( r != 0 ) {
printf("FX3 flash programmer not found\n");
emit sendDownloadFailStatus(QString("Error: Could not find target device"));
return -1;
}
// Allocate memory for holding the firmware binary.
fwBuf = (unsigned char *)calloc (1, MAX_FWIMG_SIZE);
if ( fwBuf == 0 ) {
printf("Failed to allocate buffer to store firmware binary\n");
emit sendDownloadFailStatus(QString("Error: Failed to get memory for download\n"));
//sb->showMessage("Error: Failed to get memory for download\n", 5000);
return -2;
}
if ( read_firmware_image(filename, fwBuf, NULL) ) {
printf("File %s does not contain valid FX3 firmware image\n", filename);
emit sendDownloadFailStatus(QString("Error: Failed to find valid FX3 firmware image\n"));
//sb->showMessage("Error: Failed to find valid FX3 firmware image", 5000);
free(fwBuf);
return -3;
}
filesize = ROUND_UP(filesize, SPI_PAGE_SIZE);
int number_setor = (filesize + SPI_SECTOR_SIZE - 1) / SPI_SECTOR_SIZE;
// Erase as many SPI sectors as are required to hold the firmware binary.
for (i = 0; i < ((filesize + SPI_SECTOR_SIZE - 1) / SPI_SECTOR_SIZE); i++) {
r = spi_erase_sector(i,number_setor);
if (r != 0) {
printf("Failed to erase SPI flash\n");
emit sendDownloadFailStatus(QString("Error: Failed to erase SPI flash device"));
//sb->showMessage("Error: Failed to erase SPI flash device", 5000);
free(fwBuf);
return -4;
}
}
r = spi_write(fwBuf, filesize);
if (r != 0) {
printf("SPI write failed\n");
emit sendDownloadFailStatus(QString("SPI Flash programming failed"));
// sb->showMessage("SPI Flash programming failed", 5000);
} else {
emit sendDownloadFailStatus(QString("Completed writing into SPI FLASH"));
//sb->showMessage("Completed writing into SPI FLASH", 5000);
}
free(fwBuf);
return r;
}
int
fx3_spiboot_download (
cyusb_handle *h,
const char *filename)
{
unsigned char *fwBuf;
int r, i, filesize;
// Check if we have a handle to the FX3 flash programmer.
r = get_fx3_prog_handle (&h);
if (r != 0) {
fprintf (stderr, "Error: FX3 flash programmer not found\n");
return -1;
}
// Allocate memory for holding the firmware binary.
fwBuf = (unsigned char *)calloc (1, MAX_FWIMG_SIZE);
if (fwBuf == 0) {
fprintf (stderr, "Error: Failed to allocate buffer to store firmware binary\n");
return -2;
}
if (read_firmware_image (filename, fwBuf, NULL, &filesize)) {
fprintf (stderr, "Error: File %s does not contain valid FX3 firmware image\n", filename);
free (fwBuf);
return -3;
}
filesize = ROUND_UP(filesize, SPI_PAGE_SIZE);
// Erase as many SPI sectors as are required to hold the firmware binary.
for (i = 0; i < ((filesize + SPI_SECTOR_SIZE - 1) / SPI_SECTOR_SIZE); i++) {
r = fx3_spi_erase_sector (h, i);
if (r != 0) {
fprintf (stderr, "Error: Failed to erase SPI flash\n");
free (fwBuf);
return -4;
}
}
r = fx3_spi_write (h, fwBuf, filesize);
if (r != 0) {
fprintf (stderr, "Error: SPI write failed\n");
} else {
printf ("Info: SPI flash programming completed\n");
}
free (fwBuf);
return r;
}
int
fx3_i2cboot_download (
cyusb_handle *h,
const char *filename)
{
int romsize, size;
int address = 0, offset = 0;
int r, filesize;
unsigned char *fwBuf = 0;
// Check if we have a handle to the FX3 flash programmer.
r = get_fx3_prog_handle (&h);
if (r != 0) {
fprintf (stderr, "Error: FX3 flash programmer not found\n");
return -1;
}
// Allocate memory for holding the firmware binary.
fwBuf = (unsigned char *)calloc (1, MAX_FWIMG_SIZE);
if (read_firmware_image (filename, fwBuf, &romsize, &filesize)) {
fprintf (stderr, "Error: File %s does not contain valid FX3 firmware image\n", filename);
free (fwBuf);
return -2;
}
printf ("Info: Writing firmware image to I2C EEPROM\n");
filesize = ROUND_UP(filesize, I2C_PAGE_SIZE);
while (filesize != 0) {
size = (filesize <= romsize) ? filesize : romsize;
if (size > I2C_SLAVE_SIZE) {
r = fx3_i2c_write (h, fwBuf, address, offset, I2C_SLAVE_SIZE);
if (r == 0) {
r = fx3_i2c_read_verify (h, fwBuf + offset, address, I2C_SLAVE_SIZE);
if (r != 0) {
fprintf (stderr, "Error: Read-verify from I2C EEPROM failed\n");
free (fwBuf);
return -3;
}
r = fx3_i2c_write (h, fwBuf, address + 4, offset + I2C_SLAVE_SIZE, size - I2C_SLAVE_SIZE);
if (r == 0) {
r = fx3_i2c_read_verify (h, fwBuf + offset + I2C_SLAVE_SIZE,
address + 4, size - I2C_SLAVE_SIZE);
if (r != 0) {
fprintf (stderr, "Error: Read-verify from I2C EEPROM failed\n");
free (fwBuf);
return -3;
}
}
}
} else {
r = fx3_i2c_write (h, fwBuf, address, offset, size);
if (r == 0) {
r = fx3_i2c_read_verify (h, fwBuf + offset, address, size);
if (r != 0) {
fprintf (stderr, "Error: Read-verify from I2C EEPROM failed\n");
free (fwBuf);
return -3;
}
}
}
if (r != 0) {
fprintf (stderr, "Error: Write to I2C EEPROM failed\n");
free (fwBuf);
return -4;
}
/* Move to the next slave address. */
offset += size;
filesize -= size;
address++;
}
free (fwBuf);
printf ("Info: I2C programming completed\n");
return 0;
}