static const uint32_t devopts[] = {
SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
- SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET,
- SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
+ SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
SR_CONF_TRIGGER_MATCH | SR_CONF_LIST,
SR_CONF_CONN | SR_CONF_GET,
- SR_CONF_VOLTAGE_THRESHOLD | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_EXTERNAL_CLOCK | SR_CONF_GET | SR_CONF_SET,
+ SR_CONF_EXTERNAL_CLOCK_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_CLOCK_EDGE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+};
+
+static const uint32_t devopts_fpga_zero[] = {
+ SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_TRIGGER_MATCH | SR_CONF_LIST,
+ SR_CONF_CONN | SR_CONF_GET,
+};
+
+static const uint32_t devopts_cg[] = {
+ SR_CONF_VOLTAGE_THRESHOLD | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+};
+
+static const char *cg_names[] = {
+ "A", "B",
+};
+
+static const char *signal_edges[] = {
+ [H4032L_CLOCK_EDGE_TYPE_RISE] = "rising",
+ [H4032L_CLOCK_EDGE_TYPE_FALL] = "falling",
+ [H4032L_CLOCK_EDGE_TYPE_BOTH] = "both",
+};
+
+static const char *ext_clock_sources[] = {
+ [H4032L_EXT_CLOCK_SOURCE_CHANNEL_A] = "ACLK",
+ [H4032L_EXT_CLOCK_SOURCE_CHANNEL_B] = "BCLK"
+};
+
+static const uint8_t ext_clock_edges[2][3] = {
+ {
+ H4032L_CLOCK_EDGE_TYPE_RISE_A,
+ H4032L_CLOCK_EDGE_TYPE_FALL_A,
+ H4032L_CLOCK_EDGE_TYPE_BOTH_A
+ },
+ {
+ H4032L_CLOCK_EDGE_TYPE_RISE_B,
+ H4032L_CLOCK_EDGE_TYPE_FALL_B,
+ H4032L_CLOCK_EDGE_TYPE_BOTH_B
+ }
};
static const int32_t trigger_matches[] = {
SR_MHZ(320),
};
-SR_PRIV struct sr_dev_driver hantek_4032l_driver_info;
+static struct sr_dev_driver hantek_4032l_driver_info;
static GSList *scan(struct sr_dev_driver *di, GSList *options)
{
struct sr_usb_dev_inst *usb = NULL;
for (l = conn_devices; l; l = l->next) {
usb = l->data;
- if (usb->bus == libusb_get_bus_number(devlist[i])
- && usb->address == libusb_get_device_address(devlist[i]))
+ if (usb->bus == libusb_get_bus_number(devlist[i]) &&
+ usb->address == libusb_get_device_address(devlist[i]))
break;
}
if (!l)
des.idProduct != H4032L_USB_PRODUCT)
continue;
- usb_get_port_path(devlist[i], connection_id, sizeof(connection_id));
+ if (usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)) < 0)
+ continue;
sdi = g_malloc0(sizeof(struct sr_dev_inst));
sdi->driver = &hantek_4032l_driver_info;
/* Initialize command packet. */
devc->cmd_pkt.magic = H4032L_CMD_PKT_MAGIC;
- devc->cmd_pkt.pwm_a = h4032l_voltage2pwm(2.5);
- devc->cmd_pkt.pwm_b = h4032l_voltage2pwm(2.5);
- devc->cmd_pkt.sample_size = 16384;
- devc->cmd_pkt.pre_trigger_size = 1024;
+ devc->cmd_pkt.sample_size = 16 * 1024;
+ devc->sample_rate = 0;
devc->status = H4032L_STATUS_IDLE;
devc->capture_ratio = 5;
+ devc->external_clock = FALSE;
+ devc->clock_edge = H4032L_CLOCK_EDGE_TYPE_RISE;
- devc->usb_transfer = libusb_alloc_transfer(0);
+ /* Create array of thresholds from min to max. */
+ GVariant *thresholds = std_gvar_min_max_step_thresholds(
+ H4032L_THR_VOLTAGE_MIN, H4032L_THR_VOLTAGE_MAX,
+ H4032L_THR_VOLTAGE_STEP);
+ /* Take default threshold value from array (FP workaround). */
+ g_variant_get_child(thresholds, H4032L_THR_VOLTAGE_DEFAULT,
+ "(dd)", &devc->cur_threshold[0], &devc->cur_threshold[1]);
sdi->priv = devc;
devices = g_slist_append(devices, sdi);
return SR_ERR;
}
+ /* Get FPGA version. */
+ if ((ret = h4032l_get_fpga_version(sdi)) != SR_OK)
+ return ret;
+
return SR_OK;
}
{
struct dev_context *devc = sdi->priv;
struct sr_usb_dev_inst *usb;
-
- (void)cg;
+ int idx;
switch (key) {
+ case SR_CONF_VOLTAGE_THRESHOLD:
+ if (!cg)
+ return SR_ERR_CHANNEL_GROUP;
+ if ((idx = std_str_idx_s(cg->name, ARRAY_AND_SIZE(cg_names))) < 0)
+ return SR_ERR_CHANNEL_GROUP;
+ *data = std_gvar_tuple_double(
+ devc->cur_threshold[idx], devc->cur_threshold[idx]);
+ break;
case SR_CONF_SAMPLERATE:
- *data = g_variant_new_uint64(samplerates_hw[devc->cmd_pkt.sample_rate]);
+ *data = g_variant_new_uint64(samplerates_hw[devc->sample_rate]);
break;
case SR_CONF_CAPTURE_RATIO:
*data = g_variant_new_uint64(devc->capture_ratio);
case SR_CONF_LIMIT_SAMPLES:
*data = g_variant_new_uint64(devc->cmd_pkt.sample_size);
break;
+ case SR_CONF_EXTERNAL_CLOCK:
+ *data = g_variant_new_boolean(devc->external_clock);
+ break;
+ case SR_CONF_EXTERNAL_CLOCK_SOURCE:
+ *data = g_variant_new_string(ext_clock_sources[devc->external_clock_source]);
+ break;
case SR_CONF_CONN:
if (!sdi || !(usb = sdi->conn))
return SR_ERR_ARG;
*data = g_variant_new_printf("%d.%d", usb->bus, usb->address);
break;
+ case SR_CONF_CLOCK_EDGE:
+ *data = g_variant_new_string(signal_edges[devc->clock_edge]);
+ break;
default:
return SR_ERR_NA;
}
static int config_set(uint32_t key, GVariant *data,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
+ int idx;
struct dev_context *devc = sdi->priv;
struct h4032l_cmd_pkt *cmd_pkt = &devc->cmd_pkt;
-
- (void)cg;
+ uint64_t sample_rate, num_samples;
+ double low, high;
switch (key) {
- case SR_CONF_SAMPLERATE: {
- uint64_t sample_rate = g_variant_get_uint64(data);
- uint8_t i = 0;
- while (i < ARRAY_SIZE(samplerates_hw) && samplerates_hw[i] != sample_rate)
- i++;
-
- if (i == ARRAY_SIZE(samplerates_hw) || sample_rate == 0) {
- sr_err("invalid sample rate");
- return SR_ERR_SAMPLERATE;
- }
- cmd_pkt->sample_rate = i;
-
- return SR_OK;
+ case SR_CONF_SAMPLERATE:
+ idx = 0;
+ sample_rate = g_variant_get_uint64(data);
+ while (idx < (int)ARRAY_SIZE(samplerates_hw) && samplerates_hw[idx] != sample_rate)
+ idx++;
+ if (idx == ARRAY_SIZE(samplerates_hw) || sample_rate == 0) {
+ sr_err("Invalid sample rate.");
+ return SR_ERR_SAMPLERATE;
}
+ devc->sample_rate = idx;
+ break;
case SR_CONF_CAPTURE_RATIO:
devc->capture_ratio = g_variant_get_uint64(data);
- return SR_OK;
- case SR_CONF_LIMIT_SAMPLES: {
- uint64_t number_samples = g_variant_get_uint64(data);
- number_samples += 511;
- number_samples &= 0xfffffe00;
- if (number_samples < 2048
- || number_samples > 64 * 1024 * 1024) {
- sr_err("invalid sample range 2k...64M: %ld",
- number_samples);
- return SR_ERR;
- }
- cmd_pkt->sample_size = number_samples;
- return SR_OK;
- }
- case SR_CONF_VOLTAGE_THRESHOLD: {
- double d1, d2;
- g_variant_get(data, "(dd)", &d1, &d2);
- devc->cmd_pkt.pwm_a = h4032l_voltage2pwm(d1);
- devc->cmd_pkt.pwm_b = h4032l_voltage2pwm(d2);
- return SR_OK;
+ break;
+ case SR_CONF_LIMIT_SAMPLES:
+ num_samples = g_variant_get_uint64(data);
+ num_samples += 511;
+ num_samples &= 0xfffffe00;
+ if (num_samples < H4043L_NUM_SAMPLES_MIN ||
+ num_samples > H4032L_NUM_SAMPLES_MAX) {
+ sr_err("Invalid sample range 2k...64M: %"
+ PRIu64 ".", num_samples);
+ return SR_ERR;
}
+ cmd_pkt->sample_size = num_samples;
+ break;
+ case SR_CONF_VOLTAGE_THRESHOLD:
+ if (!cg)
+ return SR_ERR_CHANNEL_GROUP;
+ if ((idx = std_str_idx_s(cg->name, ARRAY_AND_SIZE(cg_names))) < 0)
+ return SR_ERR_CHANNEL_GROUP;
+ g_variant_get(data, "(dd)", &low, &high);
+ devc->cur_threshold[idx] = (low + high) / 2.0;
+ break;
+ case SR_CONF_EXTERNAL_CLOCK:
+ devc->external_clock = g_variant_get_boolean(data);
+ break;
+ case SR_CONF_EXTERNAL_CLOCK_SOURCE:
+ if ((idx = std_str_idx(data, ARRAY_AND_SIZE(ext_clock_sources))) < 0)
+ return SR_ERR_ARG;
+ devc->external_clock_source = idx;
+ break;
+ case SR_CONF_CLOCK_EDGE:
+ if ((idx = std_str_idx(data, ARRAY_AND_SIZE(signal_edges))) < 0)
+ return SR_ERR_ARG;
+ devc->clock_edge = idx;
+ break;
+ default:
+ return SR_ERR_NA;
}
- return SR_ERR_NA;
+ return SR_OK;
}
static int config_list(uint32_t key, GVariant **data,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
+ struct dev_context *devc = (sdi) ? sdi->priv : NULL;
+
switch (key) {
case SR_CONF_SCAN_OPTIONS:
case SR_CONF_DEVICE_OPTIONS:
+ if (cg) {
+ *data = std_gvar_array_u32(ARRAY_AND_SIZE(devopts_cg));
+ break;
+ }
+ /* Disable external clock and edges for FPGA version 0. */
+ if (devc && (!devc->fpga_version))
+ return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts_fpga_zero);
return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
case SR_CONF_SAMPLERATE:
*data = std_gvar_samplerates(ARRAY_AND_SIZE(samplerates));
*data = std_gvar_array_i32(ARRAY_AND_SIZE(trigger_matches));
break;
case SR_CONF_VOLTAGE_THRESHOLD:
- *data = std_gvar_tuple_double(2.5, 2.5);
+ *data = std_gvar_min_max_step_thresholds(H4032L_THR_VOLTAGE_MIN,
+ H4032L_THR_VOLTAGE_MAX, H4032L_THR_VOLTAGE_STEP);
+ break;
+ case SR_CONF_LIMIT_SAMPLES:
+ *data = std_gvar_tuple_u64(H4043L_NUM_SAMPLES_MIN, H4032L_NUM_SAMPLES_MAX);
+ break;
+ case SR_CONF_CLOCK_EDGE:
+ *data = g_variant_new_strv(ARRAY_AND_SIZE(signal_edges));
+ break;
+ case SR_CONF_EXTERNAL_CLOCK_SOURCE:
+ *data = g_variant_new_strv(ARRAY_AND_SIZE(ext_clock_sources));
break;
default:
return SR_ERR_NA;
struct sr_trigger *trigger = sr_session_trigger_get(sdi->session);
struct h4032l_cmd_pkt *cmd_pkt = &devc->cmd_pkt;
+ /* Initialize variables. */
+ devc->acq_aborted = FALSE;
+ devc->submitted_transfers = 0;
+ devc->sent_samples = 0;
+
/* Calculate packet ratio. */
cmd_pkt->pre_trigger_size = (cmd_pkt->sample_size * devc->capture_ratio) / 100;
+ devc->trigger_pos = cmd_pkt->pre_trigger_size;
+
+ /* Set clock edge, when external clock is enabled. */
+ if (devc->external_clock)
+ cmd_pkt->sample_rate = ext_clock_edges[devc->external_clock_source][devc->clock_edge];
+ else
+ cmd_pkt->sample_rate = devc->sample_rate;
+
+ /* Set PWM channel values. */
+ devc->cmd_pkt.pwm_a = h4032l_voltage2pwm(devc->cur_threshold[0]);
+ devc->cmd_pkt.pwm_b = h4032l_voltage2pwm(devc->cur_threshold[1]);
cmd_pkt->trig_flags.enable_trigger1 = 0;
cmd_pkt->trig_flags.enable_trigger2 = 0;
GSList *stages = trigger->stages;
struct sr_trigger_stage *stage1 = stages->data;
if (stages->next) {
- sr_err("only one trigger stage supported for now");
+ sr_err("Only one trigger stage supported for now.");
return SR_ERR;
}
cmd_pkt->trig_flags.enable_trigger1 = 1;
break;
case SR_TRIGGER_RISING:
if (cmd_pkt->trigger[0].flags.edge_type != H4032L_TRIGGER_EDGE_TYPE_DISABLED) {
- sr_err("only one trigger signal with fall/rising/edge allowed");
+ sr_err("Only one trigger signal with fall/rising/edge allowed.");
return SR_ERR;
}
cmd_pkt->trigger[0].flags.edge_type = H4032L_TRIGGER_EDGE_TYPE_RISE;
break;
case SR_TRIGGER_FALLING:
if (cmd_pkt->trigger[0].flags.edge_type != H4032L_TRIGGER_EDGE_TYPE_DISABLED) {
- sr_err("only one trigger signal with fall/rising/edge allowed");
+ sr_err("Only one trigger signal with fall/rising/edge allowed.");
return SR_ERR;
}
cmd_pkt->trigger[0].flags.edge_type = H4032L_TRIGGER_EDGE_TYPE_FALL;
break;
case SR_TRIGGER_EDGE:
if (cmd_pkt->trigger[0].flags.edge_type != H4032L_TRIGGER_EDGE_TYPE_DISABLED) {
- sr_err("only one trigger signal with fall/rising/edge allowed");
+ sr_err("Only one trigger signal with fall/rising/edge allowed.");
return SR_ERR;
}
cmd_pkt->trigger[0].flags.edge_type = H4032L_TRIGGER_EDGE_TYPE_TOGGLE;
cmd_pkt->trigger[0].flags.edge_signal = match->channel->index;
break;
default:
- sr_err("unknown trigger value");
+ sr_err("Unknown trigger value.");
return SR_ERR;
}
channel = channel->next;
}
- /* Compress range mask value and apply range settings. */
- if (range_mask) {
- cmd_pkt->trigger[0].flags.data_range_enabled = 1;
- cmd_pkt->trigger[0].data_range_mask |= (range_mask);
-
- uint32_t new_range_value = 0;
- uint32_t bit_mask = 1;
- while (range_mask) {
- if ((range_mask & 1) != 0) {
- new_range_value <<= 1;
- if ((range_value & 1) != 0)
- new_range_value |= bit_mask;
- bit_mask <<= 1;
- }
- range_mask >>= 1;
- range_value >>= 1;
- }
- cmd_pkt->trigger[0].data_range_max |= range_value;
- }
+ cmd_pkt->trigger[0].flags.data_range_enabled = 1;
+ cmd_pkt->trigger[0].data_range_mask |= range_mask;
+ cmd_pkt->trigger[0].data_range_max = range_value;
}
- usb_source_add(sdi->session, drvc->sr_ctx, 10000,
+ usb_source_add(sdi->session, drvc->sr_ctx, 1000,
h4032l_receive_data, sdi->driver->context);
/* Start capturing. */
static int dev_acquisition_stop(struct sr_dev_inst *sdi)
{
- (void)sdi;
-
- /* TODO: stop acquisition. */
-
- return SR_OK;
+ /* Stop capturing. */
+ return h4032l_stop(sdi);
}
-SR_PRIV struct sr_dev_driver hantek_4032l_driver_info = {
+static struct sr_dev_driver hantek_4032l_driver_info = {
.name = "hantek-4032l",
.longname = "Hantek 4032L",
.api_version = 1,