* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include <config.h>
#include "protocol.h"
-extern SR_PRIV struct sr_dev_driver p_ols_driver_info;
-
SR_PRIV int write_shortcommand(struct dev_context *devc, uint8_t command)
{
uint8_t buf[1];
/* Note: Caller checks devc and devc->ftdic. */
- /* Select interface B, otherwise communication will fail. */
ret = ftdi_set_interface(devc->ftdic, INTERFACE_B);
if (ret < 0) {
sr_err("Failed to set FTDI interface B (%d): %s", ret,
ftdi_get_error_string(devc->ftdic));
return SR_ERR;
}
- sr_dbg("FTDI chip interface B set successfully.");
- /* Check for the device and temporarily open it. */
ret = ftdi_usb_open_desc(devc->ftdic, USB_VENDOR_ID, USB_DEVICE_ID,
USB_IPRODUCT, NULL);
if (ret < 0) {
ftdi_get_error_string(devc->ftdic));
return SR_ERR;
}
- sr_dbg("FTDI device opened successfully.");
- /* Purge RX/TX buffers in the FTDI chip. */
if ((ret = ftdi_usb_purge_buffers(devc->ftdic)) < 0) {
sr_err("Failed to purge FTDI RX/TX buffers (%d): %s.",
ret, ftdi_get_error_string(devc->ftdic));
goto err_open_close_ftdic;
}
- sr_dbg("FTDI chip buffers purged successfully.");
- /* Reset the FTDI bitmode. */
ret = ftdi_set_bitmode(devc->ftdic, 0xff, BITMODE_RESET);
if (ret < 0) {
sr_err("Failed to reset the FTDI chip bitmode (%d): %s.",
ret, ftdi_get_error_string(devc->ftdic));
goto err_open_close_ftdic;
}
- sr_dbg("FTDI chip bitmode reset successfully.");
- /* Set the FTDI latency timer to 16. */
ret = ftdi_set_latency_timer(devc->ftdic, 16);
if (ret < 0) {
sr_err("Failed to set FTDI latency timer (%d): %s.",
ret, ftdi_get_error_string(devc->ftdic));
goto err_open_close_ftdic;
}
- sr_dbg("FTDI chip latency timer set successfully.");
- /* Set the FTDI read data chunk size to 64kB. */
ret = ftdi_read_data_set_chunksize(devc->ftdic, 64 * 1024);
if (ret < 0) {
sr_err("Failed to set FTDI read data chunk size (%d): %s.",
ret, ftdi_get_error_string(devc->ftdic));
goto err_open_close_ftdic;
}
- sr_dbg("FTDI chip read data chunk size set successfully.");
-
+
return SR_OK;
err_open_close_ftdic:
ftdi_usb_close(devc->ftdic);
+
return SR_ERR;
}
uint8_t key, type, token;
GString *tmp_str, *devname, *version;
guchar tmp_c;
- int index, i;
+ int index;
sdi = g_malloc0(sizeof(struct sr_dev_inst));
sdi->status = SR_ST_INACTIVE;
- sdi->driver = &p_ols_driver_info;
sdi->priv = devc;
devname = g_string_new("");
break;
case 1:
/* 32-bit unsigned integer */
- tmp_int = 0;
- for (i = 0; i < 4; i++) {
- tmp_int = (tmp_int << 8) | buf[index++];
- }
+ tmp_int = RB32(&buf[index]);
+ index += sizeof(uint32_t);
sr_dbg("Got metadata key 0x%.2x value 0x%.8x.",
key, tmp_int);
switch (token) {
if (bytes_read < 0) {
sr_err("Failed to read FTDI data (%d): %s.",
bytes_read, ftdi_get_error_string(devc->ftdic));
- sdi->driver->dev_acquisition_stop(sdi, sdi);
+ sr_dev_acquisition_stop(sdi);
return FALSE;
}
if (bytes_read == 0) {
sr_spew("Received byte 0x%.2x.", byte);
if ((devc->flag_reg & FLAG_DEMUX) && (devc->flag_reg & FLAG_RLE)) {
- /* RLE in demux mode must be processed differently
+ /* RLE in demux mode must be processed differently
* since in this case the RLE encoder is operating on pairs of samples.
*/
if (devc->num_bytes == num_channels * 2) {
* sample.
*/
devc->tmp_sample[i] = devc->sample[j++];
- }
+ }
}
/* Clear out the most significant bit of the sample */
devc->tmp_sample[devc->num_bytes - 1] &= 0x7f;
- sr_spew("Expanded sample 1: 0x%.8x.", devc->tmp_sample);
+ sr_spew("Expanded sample 1: 0x%.2x%.2x%.2x%.2x.",
+ devc->tmp_sample[3], devc->tmp_sample[2],
+ devc->tmp_sample[1], devc->tmp_sample[0]);
/* expand second sample */
memset(devc->tmp_sample2, 0, 4);
* sample.
*/
devc->tmp_sample2[i] = devc->sample[j++];
- }
+ }
}
/* Clear out the most significant bit of the sample */
devc->tmp_sample2[devc->num_bytes - 1] &= 0x7f;
- sr_spew("Expanded sample 2: 0x%.8x.", devc->tmp_sample2);
+ sr_spew("Expanded sample 2: 0x%.2x%.2x%.2x%.2x.",
+ devc->tmp_sample2[3], devc->tmp_sample2[2],
+ devc->tmp_sample2[1], devc->tmp_sample2[0]);
/*
* OLS sends its sample buffer backwards.
* sample.
*/
devc->tmp_sample[i] = devc->sample[j++];
- }
+ }
}
memcpy(devc->sample, devc->tmp_sample, 4);
sr_spew("Expanded sample: 0x%.8x.", sample);
logic.unitsize = 4;
logic.data = devc->raw_sample_buf +
(devc->limit_samples - devc->num_samples) * 4;
- sr_session_send(cb_data, &packet);
+ sr_session_send(sdi, &packet);
}
/* Send the trigger. */
packet.type = SR_DF_TRIGGER;
- sr_session_send(cb_data, &packet);
+ sr_session_send(sdi, &packet);
/* Send post-trigger samples. */
packet.type = SR_DF_LOGIC;
logic.unitsize = 4;
logic.data = devc->raw_sample_buf + devc->trigger_at * 4 +
(devc->limit_samples - devc->num_samples) * 4;
- sr_session_send(cb_data, &packet);
+ sr_session_send(sdi, &packet);
} else {
/* no trigger was used */
packet.type = SR_DF_LOGIC;
logic.unitsize = 4;
logic.data = devc->raw_sample_buf +
(devc->limit_samples - devc->num_samples) * 4;
- sr_session_send(cb_data, &packet);
+ sr_session_send(sdi, &packet);
}
g_free(devc->raw_sample_buf);
- sdi->driver->dev_acquisition_stop(sdi, cb_data);
+ sr_dev_acquisition_stop(sdi);
}
return TRUE;