dc_status_t
shearwater_common_open (shearwater_common_device_t *device, dc_context_t *context, const char *name)
{
// Open the device.
int rc = serial_open (&device->port, context, name);
if (rc == -1) {
ERROR (context, "Failed to open the serial port.");
return DC_STATUS_IO;
}
// Set the serial communication protocol (115200 8N1).
rc = serial_configure (device->port, 115200, 8, SERIAL_PARITY_NONE, 1, SERIAL_FLOWCONTROL_NONE);
if (rc == -1) {
ERROR (context, "Failed to set the terminal attributes.");
serial_close (device->port);
return DC_STATUS_IO;
}
// Set the timeout for receiving data (3000ms).
if (serial_set_timeout (device->port, 3000) == -1) {
ERROR (context, "Failed to set the timeout.");
serial_close (device->port);
return DC_STATUS_IO;
}
// Make sure everything is in a sane state.
serial_sleep (device->port, 300);
serial_flush (device->port, SERIAL_QUEUE_BOTH);
return DC_STATUS_SUCCESS;
}
dc_status_t
uwatec_meridian_device_open (dc_device_t **out, dc_context_t *context, const char *name)
{
if (out == NULL)
return DC_STATUS_INVALIDARGS;
// Allocate memory.
uwatec_meridian_device_t *device = (uwatec_meridian_device_t *) malloc (sizeof (uwatec_meridian_device_t));
if (device == NULL) {
ERROR (context, "Failed to allocate memory.");
return DC_STATUS_NOMEMORY;
}
// Initialize the base class.
device_init (&device->base, context, &uwatec_meridian_device_vtable);
// Set the default values.
device->port = NULL;
device->timestamp = 0;
device->systime = (dc_ticks_t) -1;
device->devtime = 0;
// Open the device.
int rc = serial_open (&device->port, context, name);
if (rc == -1) {
ERROR (context, "Failed to open the serial port.");
free (device);
return DC_STATUS_IO;
}
// Set the serial communication protocol (57600 8N1).
rc = serial_configure (device->port, 57600, 8, SERIAL_PARITY_NONE, 1, SERIAL_FLOWCONTROL_NONE);
if (rc == -1) {
ERROR (context, "Failed to set the terminal attributes.");
serial_close (device->port);
free (device);
return DC_STATUS_IO;
}
// Set the timeout for receiving data (3000ms).
if (serial_set_timeout (device->port, 3000) == -1) {
ERROR (context, "Failed to set the timeout.");
serial_close (device->port);
free (device);
return DC_STATUS_IO;
}
// Make sure everything is in a sane state.
serial_flush (device->port, SERIAL_QUEUE_BOTH);
// Perform the handshaking.
uwatec_meridian_handshake (device);
*out = (dc_device_t*) device;
return DC_STATUS_SUCCESS;
}
dc_status_t
cressi_leonardo_device_open (dc_device_t **out, dc_context_t *context, const char *name)
{
if (out == NULL)
return DC_STATUS_INVALIDARGS;
// Allocate memory.
cressi_leonardo_device_t *device = (cressi_leonardo_device_t *) malloc (sizeof (cressi_leonardo_device_t));
if (device == NULL) {
ERROR (context, "Failed to allocate memory.");
return DC_STATUS_NOMEMORY;
}
// Initialize the base class.
device_init (&device->base, context, &cressi_leonardo_device_vtable);
// Set the default values.
device->port = NULL;
// Open the device.
int rc = serial_open (&device->port, context, name);
if (rc == -1) {
ERROR (context, "Failed to open the serial port.");
free (device);
return DC_STATUS_IO;
}
// Set the serial communication protocol (115200 8N1).
rc = serial_configure (device->port, 115200, 8, SERIAL_PARITY_NONE, 1, SERIAL_FLOWCONTROL_NONE);
if (rc == -1) {
ERROR (context, "Failed to set the terminal attributes.");
serial_close (device->port);
free (device);
return DC_STATUS_IO;
}
// Set the timeout for receiving data (1000 ms).
if (serial_set_timeout (device->port, 1000) == -1) {
ERROR (context, "Failed to set the timeout.");
serial_close (device->port);
free (device);
return DC_STATUS_IO;
}
// Clear the DTR and set the RTS line.
if (serial_set_dtr (device->port, 0) == -1 ||
serial_set_rts (device->port, 1) == -1) {
ERROR (context, "Failed to set the DTR/RTS line.");
serial_close (device->port);
free (device);
return DC_STATUS_IO;
}
*out = (dc_device_t *) device;
return DC_STATUS_SUCCESS;
}
device_status_t
suunto_eon_device_open (device_t **out, const char* name)
{
if (out == NULL)
return DEVICE_STATUS_ERROR;
// Allocate memory.
suunto_eon_device_t *device = (suunto_eon_device_t *) malloc (sizeof (suunto_eon_device_t));
if (device == NULL) {
WARNING ("Failed to allocate memory.");
return DEVICE_STATUS_MEMORY;
}
// Initialize the base class.
suunto_common_device_init (&device->base, &suunto_eon_device_backend);
// Set the default values.
device->port = NULL;
// Open the device.
int rc = serial_open (&device->port, name);
if (rc == -1) {
WARNING ("Failed to open the serial port.");
free (device);
return DEVICE_STATUS_IO;
}
// Set the serial communication protocol (1200 8N2).
rc = serial_configure (device->port, 1200, 8, SERIAL_PARITY_NONE, 2, SERIAL_FLOWCONTROL_NONE);
if (rc == -1) {
WARNING ("Failed to set the terminal attributes.");
serial_close (device->port);
free (device);
return DEVICE_STATUS_IO;
}
// Set the timeout for receiving data (1000ms).
if (serial_set_timeout (device->port, -1) == -1) {
WARNING ("Failed to set the timeout.");
serial_close (device->port);
free (device);
return DEVICE_STATUS_IO;
}
// Clear the RTS line.
if (serial_set_rts (device->port, 0)) {
WARNING ("Failed to set the DTR/RTS line.");
serial_close (device->port);
free (device);
return DEVICE_STATUS_IO;
}
*out = (device_t*) device;
return DEVICE_STATUS_SUCCESS;
}
dc_status_t
hw_ostc_device_open (dc_device_t **out, dc_context_t *context, const char *name)
{
if (out == NULL)
return DC_STATUS_INVALIDARGS;
// Allocate memory.
hw_ostc_device_t *device = (hw_ostc_device_t *) malloc (sizeof (hw_ostc_device_t));
if (device == NULL) {
ERROR (context, "Failed to allocate memory.");
return DC_STATUS_NOMEMORY;
}
// Initialize the base class.
device_init (&device->base, context, &hw_ostc_device_vtable);
// Set the default values.
device->port = NULL;
memset (device->fingerprint, 0, sizeof (device->fingerprint));
// Open the device.
int rc = serial_open (&device->port, context, name);
if (rc == -1) {
ERROR (context, "Failed to open the serial port.");
free (device);
return DC_STATUS_IO;
}
// Set the serial communication protocol (115200 8N1).
rc = serial_configure (device->port, 115200, 8, SERIAL_PARITY_NONE, 1, SERIAL_FLOWCONTROL_NONE);
if (rc == -1) {
ERROR (context, "Failed to set the terminal attributes.");
serial_close (device->port);
free (device);
return DC_STATUS_IO;
}
// Set the timeout for receiving data.
if (serial_set_timeout (device->port, 4000) == -1) {
ERROR (context, "Failed to set the timeout.");
serial_close (device->port);
free (device);
return DC_STATUS_IO;
}
// Make sure everything is in a sane state.
serial_sleep (device->port, 100);
serial_flush (device->port, SERIAL_QUEUE_BOTH);
*out = (dc_device_t*) device;
return DC_STATUS_SUCCESS;
}
static dc_status_t
oceanic_vtpro_calibrate (oceanic_vtpro_device_t *device)
{
dc_device_t *abstract = (dc_device_t *) device;
// Send the command to the dive computer.
// The timeout is temporary increased, because the
// device needs approximately 6 seconds to respond.
unsigned char answer[2] = {0};
unsigned char command[2] = {0x18, 0x00};
serial_set_timeout (device->port, 9000);
dc_status_t rc = oceanic_vtpro_transfer (device, command, sizeof (command), answer, sizeof (answer));
serial_set_timeout (device->port, 3000);
if (rc != DC_STATUS_SUCCESS)
return rc;
// Verify the last byte of the answer.
if (answer[1] != 0x00) {
ERROR (abstract->context, "Unexpected answer byte(s).");
return DC_STATUS_PROTOCOL;
}
return DC_STATUS_SUCCESS;
}
int
serial_posix_setup(const char *device, int baud, serial **serialobj)
{
/* open serial */
*serialobj = serial_create();
if (*serialobj == NULL) {
printf("Unable to instantiate object: serial\n");
goto fail;
}
if (serial_open(*serialobj, device) < 0) {
printf("Unable to open serial devicer\n");
goto fail;
}
if (serial_set_speed(*serialobj, baud) < 0) {
printf("Unable to set serial speedr\n");
goto fail;
}
if (serial_set_timeout(*serialobj, 10000) < 0) {
printf("Unable to set timeoutr\n");
goto fail;
}
if (serial_set_cts_flow(*serialobj, 1) < 0) {
printf("Unable to set flow controlr\n");
goto fail;
}
printf("%s is opened\n", device);
return (0);
fail:
serial_close(*serialobj);
serial_destroy(*serialobj);
return (1);
}
device_status_t
suunto_d9_device_open (device_t **out, const char* name)
{
if (out == NULL)
return DEVICE_STATUS_ERROR;
// Allocate memory.
suunto_d9_device_t *device = (suunto_d9_device_t *) malloc (sizeof (suunto_d9_device_t));
if (device == NULL) {
WARNING ("Failed to allocate memory.");
return DEVICE_STATUS_MEMORY;
}
// Initialize the base class.
suunto_common2_device_init (&device->base, &suunto_d9_device_backend);
// Set the default values.
device->port = NULL;
// Open the device.
int rc = serial_open (&device->port, name);
if (rc == -1) {
WARNING ("Failed to open the serial port.");
free (device);
return DEVICE_STATUS_IO;
}
// Set the serial communication protocol (9600 8N1).
rc = serial_configure (device->port, 9600, 8, SERIAL_PARITY_NONE, 1, SERIAL_FLOWCONTROL_NONE);
if (rc == -1) {
WARNING ("Failed to set the terminal attributes.");
serial_close (device->port);
free (device);
return DEVICE_STATUS_IO;
}
// Set the timeout for receiving data (3000 ms).
if (serial_set_timeout (device->port, 3000) == -1) {
WARNING ("Failed to set the timeout.");
serial_close (device->port);
free (device);
return DEVICE_STATUS_IO;
}
// Set the DTR line (power supply for the interface).
if (serial_set_dtr (device->port, 1) == -1) {
WARNING ("Failed to set the DTR line.");
serial_close (device->port);
free (device);
return DEVICE_STATUS_IO;
}
// Give the interface 100 ms to settle and draw power up.
serial_sleep (100);
// Make sure everything is in a sane state.
serial_flush (device->port, SERIAL_QUEUE_BOTH);
*out = (device_t*) device;
return DEVICE_STATUS_SUCCESS;
}
dc_status_t
oceanic_vtpro_device_open (dc_device_t **out, dc_context_t *context, const char *name)
{
if (out == NULL)
return DC_STATUS_INVALIDARGS;
// Allocate memory.
oceanic_vtpro_device_t *device = (oceanic_vtpro_device_t *) malloc (sizeof (oceanic_vtpro_device_t));
if (device == NULL) {
ERROR (context, "Failed to allocate memory.");
return DC_STATUS_NOMEMORY;
}
// Initialize the base class.
oceanic_common_device_init (&device->base, context, &oceanic_vtpro_device_vtable);
// Override the base class values.
device->base.multipage = MULTIPAGE;
// Set the default values.
device->port = NULL;
// Open the device.
int rc = serial_open (&device->port, context, name);
if (rc == -1) {
ERROR (context, "Failed to open the serial port.");
free (device);
return DC_STATUS_IO;
}
// Set the serial communication protocol (9600 8N1).
rc = serial_configure (device->port, 9600, 8, SERIAL_PARITY_NONE, 1, SERIAL_FLOWCONTROL_NONE);
if (rc == -1) {
ERROR (context, "Failed to set the terminal attributes.");
serial_close (device->port);
free (device);
return DC_STATUS_IO;
}
// Set the timeout for receiving data (3000 ms).
if (serial_set_timeout (device->port, 3000) == -1) {
ERROR (context, "Failed to set the timeout.");
serial_close (device->port);
free (device);
return DC_STATUS_IO;
}
// Set the DTR and RTS lines.
if (serial_set_dtr (device->port, 1) == -1 ||
serial_set_rts (device->port, 1) == -1) {
ERROR (context, "Failed to set the DTR/RTS line.");
serial_close (device->port);
free (device);
return DC_STATUS_IO;
}
// Give the interface 100 ms to settle and draw power up.
serial_sleep (device->port, 100);
// Make sure everything is in a sane state.
serial_flush (device->port, SERIAL_QUEUE_BOTH);
// Initialize the data cable (MOD mode).
dc_status_t status = oceanic_vtpro_init (device);
if (status != DC_STATUS_SUCCESS) {
serial_close (device->port);
free (device);
return status;
}
// Switch the device from surface mode into download mode. Before sending
// this command, the device needs to be in PC mode (manually activated by
// the user), or already in download mode.
status = oceanic_vtpro_device_version ((dc_device_t *) device, device->base.version, sizeof (device->base.version));
if (status != DC_STATUS_SUCCESS) {
serial_close (device->port);
free (device);
return status;
}
// Calibrate the device. Although calibration is optional, it's highly
// recommended because it reduces the transfer time considerably, even
// when processing the command itself is quite slow.
status = oceanic_vtpro_calibrate (device);
if (status != DC_STATUS_SUCCESS) {
serial_close (device->port);
free (device);
return status;
}
// Override the base class values.
if (OCEANIC_COMMON_MATCH (device->base.version, oceanic_wisdom_version)) {
device->base.layout = &oceanic_wisdom_layout;
} else {
device->base.layout = &oceanic_vtpro_layout;
}
*out = (dc_device_t*) device;
return DC_STATUS_SUCCESS;
}
/*
* Think twice before modifying the code for updating the ostc firmware!
* It has been carefully developed and tested with assistance from
* Heinrichs-Weikamp, using a special development unit. If you start
* experimenting with a normal unit and accidentally screw up, you might
* brick the device permanently and turn it into an expensive
* paperweight. You have been warned!
*/
dc_status_t
hw_ostc_device_fwupdate (dc_device_t *abstract, const char *filename)
{
dc_status_t rc = DC_STATUS_SUCCESS;
hw_ostc_device_t *device = (hw_ostc_device_t *) abstract;
dc_context_t *context = (abstract ? abstract->context : NULL);
if (!ISINSTANCE (abstract))
return DC_STATUS_INVALIDARGS;
// Allocate memory for the firmware data.
hw_ostc_firmware_t *firmware = (hw_ostc_firmware_t *) malloc (sizeof (hw_ostc_firmware_t));
if (firmware == NULL) {
ERROR (context, "Failed to allocate memory.");
return DC_STATUS_NOMEMORY;
}
// Read the hex file.
rc = hw_ostc_firmware_readfile (firmware, context, filename);
if (rc != DC_STATUS_SUCCESS) {
ERROR (context, "Failed to read the firmware file.");
free (firmware);
return rc;
}
// Temporary set a relative short timeout. The command to setup the
// bootloader needs to be send repeatedly, until the response packet is
// received. Thus the time between each two attempts is directly controlled
// by the timeout value.
serial_set_timeout (device->port, 300);
// Setup the bootloader.
const unsigned int baudrates[] = {19200, 115200};
for (unsigned int i = 0; i < C_ARRAY_SIZE(baudrates); ++i) {
// Adjust the baudrate.
if (serial_configure (device->port, baudrates[i], 8, SERIAL_PARITY_NONE, 1, SERIAL_FLOWCONTROL_NONE) == -1) {
ERROR (abstract->context, "Failed to set the terminal attributes.");
free (firmware);
return DC_STATUS_IO;
}
// Try to setup the bootloader.
unsigned int maxretries = (i == 0 ? 1 : MAXRETRIES);
rc = hw_ostc_firmware_setup (device, maxretries);
if (rc == DC_STATUS_SUCCESS)
break;
}
if (rc != DC_STATUS_SUCCESS) {
ERROR (abstract->context, "Failed to setup the bootloader.");
free (firmware);
return rc;
}
// Increase the timeout again.
serial_set_timeout (device->port, 1000);
// Enable progress notifications.
dc_event_progress_t progress = EVENT_PROGRESS_INITIALIZER;
progress.maximum = C_ARRAY_SIZE(firmware->bitmap);
device_event_emit (abstract, DC_EVENT_PROGRESS, &progress);
for (unsigned int i = 0; i < C_ARRAY_SIZE(firmware->bitmap); ++i) {
// Skip empty blocks.
if (firmware->bitmap[i] == 0)
continue;
// Create the packet.
unsigned int address = i * SZ_BLOCK;
unsigned char packet[4 + SZ_BLOCK + 1] = {
(address >> 16) & 0xFF,
(address >> 8) & 0xFF,
(address ) & 0xFF,
SZ_BLOCK
};
memcpy (packet + 4, firmware->data + address, SZ_BLOCK);
packet[sizeof (packet) - 1] = ~checksum_add_uint8 (packet, 4 + SZ_BLOCK, 0x00) + 1;
// Send the packet.
rc = hw_ostc_firmware_write (device, packet, sizeof (packet));
if (rc != DC_STATUS_SUCCESS) {
ERROR (abstract->context, "Failed to send the packet.");
free (firmware);
return rc;
}
// Update and emit a progress event.
progress.current = i + 1;
device_event_emit (abstract, DC_EVENT_PROGRESS, &progress);
}
free (firmware);
return DC_STATUS_SUCCESS;
}