X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;ds=inline;f=src%2Fhardware%2Fscpi-pps%2Fapi.c;h=9158933dedf5e9bc44c95780ddabe34a3f251409;hb=2003be8cecbb516119b61b845ed5b0a87321f2e0;hp=31e7ca6cf418388f0b6c7293c0ccbc808d2124c1;hpb=58b77c41ff815d0157c58d052dfed9b087db42d8;p=libsigrok.git
diff --git a/src/hardware/scpi-pps/api.c b/src/hardware/scpi-pps/api.c
index 31e7ca6c..9158933d 100644
--- a/src/hardware/scpi-pps/api.c
+++ b/src/hardware/scpi-pps/api.c
@@ -17,25 +17,34 @@
* along with this program. If not, see .
*/
+#include
#include
+#include
+#include "scpi.h"
#include "protocol.h"
-SR_PRIV struct sr_dev_driver scpi_pps_driver_info;
-static struct sr_dev_driver *di = &scpi_pps_driver_info;
-extern unsigned int num_pps_profiles;
-extern const struct scpi_pps pps_profiles[];
+static struct sr_dev_driver scpi_pps_driver_info;
+static struct sr_dev_driver hp_ib_pps_driver_info;
-static const int32_t scanopts[] = {
+static const uint32_t scanopts[] = {
SR_CONF_CONN,
SR_CONF_SERIALCOMM,
};
-static int init(struct sr_context *sr_ctx)
-{
- return std_init(sr_ctx, di, LOG_PREFIX);
-}
+static const uint32_t drvopts[] = {
+ SR_CONF_POWER_SUPPLY,
+};
-static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
+static const struct pps_channel_instance pci[] = {
+ { SR_MQ_VOLTAGE, SCPI_CMD_GET_MEAS_VOLTAGE, "V" },
+ { SR_MQ_CURRENT, SCPI_CMD_GET_MEAS_CURRENT, "I" },
+ { SR_MQ_POWER, SCPI_CMD_GET_MEAS_POWER, "P" },
+ { SR_MQ_FREQUENCY, SCPI_CMD_GET_MEAS_FREQUENCY, "F" },
+};
+
+static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi,
+ int (*get_hw_id)(struct sr_scpi_dev_inst *scpi,
+ struct sr_scpi_hw_info **scpi_response))
{
struct dev_context *devc;
struct sr_dev_inst *sdi;
@@ -43,23 +52,28 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
struct sr_channel_group *cg;
struct sr_channel *ch;
const struct scpi_pps *device;
- const struct channel_group_spec *cgs;
+ struct pps_channel *pch;
+ struct channel_spec *channels;
+ struct channel_group_spec *channel_groups, *cgs;
struct pps_channel_group *pcg;
GRegex *model_re;
GMatchInfo *model_mi;
+ GSList *l;
uint64_t mask;
- unsigned int i, j;
+ unsigned int num_channels, num_channel_groups, ch_num, ch_idx, i, j;
+ int ret;
const char *vendor;
+ char ch_name[16];
- if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
+ if (get_hw_id(scpi, &hw_info) != SR_OK) {
sr_info("Couldn't get IDN response.");
return NULL;
}
device = NULL;
for (i = 0; i < num_pps_profiles; i++) {
- vendor = get_vendor(hw_info->manufacturer);
- if (strcasecmp(vendor, pps_profiles[i].vendor))
+ vendor = sr_vendor_alias(hw_info->manufacturer);
+ if (g_ascii_strcasecmp(vendor, pps_profiles[i].vendor))
continue;
model_re = g_regex_new(pps_profiles[i].model, 0, 0, NULL);
if (g_regex_match(model_re, hw_info->model, 0, &model_mi))
@@ -74,29 +88,71 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
return NULL;
}
- sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, vendor, hw_info->model,
- hw_info->firmware_version);
+ sdi = g_malloc0(sizeof(struct sr_dev_inst));
+ sdi->vendor = g_strdup(vendor);
+ sdi->model = g_strdup(hw_info->model);
+ sdi->version = g_strdup(hw_info->firmware_version);
sdi->conn = scpi;
- sdi->driver = di;
+ sdi->driver = &scpi_pps_driver_info;
sdi->inst_type = SR_INST_SCPI;
+ sdi->serial_num = g_strdup(hw_info->serial_number);
+
devc = g_malloc0(sizeof(struct dev_context));
devc->device = device;
sdi->priv = devc;
- for (i = 0; i < device->num_channels; i++) {
- ch = sr_channel_new(i, SR_CHANNEL_ANALOG, TRUE,
- device->channels[i].name);
- sdi->channels = g_slist_append(sdi->channels, ch);
+ if (device->num_channels) {
+ /* Static channels and groups. */
+ channels = (struct channel_spec *)device->channels;
+ num_channels = device->num_channels;
+ channel_groups = (struct channel_group_spec *)device->channel_groups;
+ num_channel_groups = device->num_channel_groups;
+ } else {
+ /* Channels and groups need to be probed. */
+ ret = device->probe_channels(sdi, hw_info, &channels, &num_channels,
+ &channel_groups, &num_channel_groups);
+ if (ret != SR_OK) {
+ sr_err("Failed to probe for channels.");
+ return NULL;
+ }
+ /*
+ * Since these were dynamically allocated, we'll need to free them
+ * later.
+ */
+ devc->channels = channels;
+ devc->channel_groups = channel_groups;
}
- for (i = 0; i < device->num_channel_groups; i++) {
- cgs = &device->channel_groups[i];
+ ch_idx = 0;
+ for (ch_num = 0; ch_num < num_channels; ch_num++) {
+ /* Create one channel per measurable output unit. */
+ for (i = 0; i < ARRAY_SIZE(pci); i++) {
+ if (!scpi_cmd_get(devc->device->commands, pci[i].command))
+ continue;
+ g_snprintf(ch_name, 16, "%s%s", pci[i].prefix,
+ channels[ch_num].name);
+ ch = sr_channel_new(sdi, ch_idx++, SR_CHANNEL_ANALOG, TRUE,
+ ch_name);
+ pch = g_malloc0(sizeof(struct pps_channel));
+ pch->hw_output_idx = ch_num;
+ pch->hwname = channels[ch_num].name;
+ pch->mq = pci[i].mq;
+ ch->priv = pch;
+ }
+ }
+
+ for (i = 0; i < num_channel_groups; i++) {
+ cgs = &channel_groups[i];
cg = g_malloc0(sizeof(struct sr_channel_group));
cg->name = g_strdup(cgs->name);
for (j = 0, mask = 1; j < 64; j++, mask <<= 1) {
if (cgs->channel_index_mask & mask) {
- ch = g_slist_nth_data(sdi->channels, j);
- cg->channels = g_slist_append(cg->channels, ch);
+ for (l = sdi->channels; l; l = l->next) {
+ ch = l->data;
+ pch = ch->priv;
+ if (pch->hw_output_idx == j)
+ cg->channels = g_slist_append(cg->channels, ch);
+ }
}
}
pcg = g_malloc0(sizeof(struct pps_channel_group));
@@ -105,40 +161,111 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
sdi->channel_groups = g_slist_append(sdi->channel_groups, cg);
}
- /* SCPI devices commonly lock the panel keys when accessed remotely. */
- scpi_cmd(sdi, SCPI_CMD_KEY_UNLOCK);
- sr_scpi_close(scpi);
+ sr_scpi_hw_info_free(hw_info);
+ hw_info = NULL;
+
+ scpi_cmd(sdi, devc->device->commands, SCPI_CMD_LOCAL);
return sdi;
}
-static GSList *scan(GSList *options)
+static gchar *hpib_get_revision(struct sr_scpi_dev_inst *scpi)
{
- return sr_scpi_scan(di->priv, options, probe_device);
+ int ret;
+ gboolean matches;
+ char *response;
+ GRegex *version_regex;
+
+ ret = sr_scpi_get_string(scpi, "ROM?", &response);
+ if (ret != SR_OK && !response)
+ return NULL;
+
+ /* Example version string: "B01 B01" */
+ version_regex = g_regex_new("[A-Z][0-9]{2} [A-Z][0-9]{2}", 0, 0, NULL);
+ matches = g_regex_match(version_regex, response, 0, NULL);
+ g_regex_unref(version_regex);
+
+ if (!matches) {
+ /* Not a valid version string. Ignore it. */
+ g_free(response);
+ response = NULL;
+ } else {
+ /* Replace space with dot. */
+ response[3] = '.';
+ }
+
+ return response;
}
-static GSList *dev_list(void)
+/*
+ * This function assumes the response is in the form "HP"
+ *
+ * HP made many GPIB (then called HP-IB) instruments before the SCPI command
+ * set was introduced into the standard. We haven't seen any non-HP instruments
+ * which respond to the "ID?" query, so assume all are HP for now.
+ */
+static int hpib_get_hw_id(struct sr_scpi_dev_inst *scpi,
+ struct sr_scpi_hw_info **scpi_response)
+{
+ int ret;
+ char *response;
+ struct sr_scpi_hw_info *hw_info;
+
+ ret = sr_scpi_get_string(scpi, "ID?", &response);
+ if ((ret != SR_OK) || !response)
+ return SR_ERR;
+
+ hw_info = g_malloc0(sizeof(struct sr_scpi_hw_info));
+
+ *scpi_response = hw_info;
+ hw_info->model = response;
+ hw_info->firmware_version = hpib_get_revision(scpi);
+ hw_info->manufacturer = g_strdup("HP");
+
+ return SR_OK;
+}
+
+static struct sr_dev_inst *probe_scpi_pps_device(struct sr_scpi_dev_inst *scpi)
+{
+ return probe_device(scpi, sr_scpi_get_hw_id);
+}
+
+static struct sr_dev_inst *probe_hpib_pps_device(struct sr_scpi_dev_inst *scpi)
+{
+ return probe_device(scpi, hpib_get_hw_id);
+}
+
+static GSList *scan_scpi_pps(struct sr_dev_driver *di, GSList *options)
{
- return ((struct drv_context *)(di->priv))->instances;
+ return sr_scpi_scan(di->context, options, probe_scpi_pps_device);
}
-static int dev_clear(void)
+static GSList *scan_hpib_pps(struct sr_dev_driver *di, GSList *options)
{
- return std_dev_clear(di, NULL);
+ return sr_scpi_scan(di->context, options, probe_hpib_pps_device);
}
static int dev_open(struct sr_dev_inst *sdi)
{
+ struct dev_context *devc;
struct sr_scpi_dev_inst *scpi;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR;
+ GVariant *beeper;
scpi = sdi->conn;
if (sr_scpi_open(scpi) < 0)
return SR_ERR;
- sdi->status = SR_ST_ACTIVE;
+ devc = sdi->priv;
+ scpi_cmd(sdi, devc->device->commands, SCPI_CMD_REMOTE);
+ devc->beeper_was_set = FALSE;
+ if (scpi_cmd_resp(sdi, devc->device->commands, &beeper,
+ G_VARIANT_TYPE_BOOLEAN, SCPI_CMD_BEEPER) == SR_OK) {
+ if (g_variant_get_boolean(beeper)) {
+ devc->beeper_was_set = TRUE;
+ scpi_cmd(sdi, devc->device->commands, SCPI_CMD_BEEPER_DISABLE);
+ }
+ g_variant_unref(beeper);
+ }
return SR_OK;
}
@@ -146,322 +273,265 @@ static int dev_open(struct sr_dev_inst *sdi)
static int dev_close(struct sr_dev_inst *sdi)
{
struct sr_scpi_dev_inst *scpi;
+ struct dev_context *devc;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
+ devc = sdi->priv;
scpi = sdi->conn;
- if (scpi) {
- scpi_cmd(sdi, SCPI_CMD_KEY_UNLOCK);
- sr_scpi_close(scpi);
- sdi->status = SR_ST_INACTIVE;
- }
- return SR_OK;
+ if (!scpi)
+ return SR_ERR_BUG;
+
+ if (devc->beeper_was_set)
+ scpi_cmd(sdi, devc->device->commands, SCPI_CMD_BEEPER_ENABLE);
+ scpi_cmd(sdi, devc->device->commands, SCPI_CMD_LOCAL);
+
+ return sr_scpi_close(scpi);
}
-static int cleanup(void)
+static void clear_helper(struct dev_context *devc)
{
- return SR_OK;
+ g_free(devc->channels);
+ g_free(devc->channel_groups);
+}
+
+static int dev_clear(const struct sr_dev_driver *di)
+{
+ return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper);
}
-static int config_get(int key, GVariant **data, const struct sr_dev_inst *sdi,
- const struct sr_channel_group *cg)
+static int config_get(uint32_t key, GVariant **data,
+ const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
struct dev_context *devc;
- struct sr_scpi_dev_inst *scpi;
- struct sr_channel *ch;
- double d;
- int ret;
- char *s;
+ const GVariantType *gvtype;
+ unsigned int i;
+ int cmd, ret;
+ const char *s;
if (!sdi)
return SR_ERR_ARG;
devc = sdi->priv;
- scpi = sdi->conn;
- ret = SR_OK;
- if (!cg) {
- /* No channel group: global options. */
- switch (key) {
- case SR_CONF_OVER_TEMPERATURE_PROTECTION:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION) == SR_OK) {
- if (sr_scpi_get_string(scpi, NULL, &s) == SR_OK) {
- *data = g_variant_new_boolean(!strcmp(s, "ON"));
- ret = SR_OK;
- }
- }
- break;
- return SR_ERR_NA;
- break;
- case SR_CONF_OUTPUT_CHANNEL_CONFIG:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_OUTPUT_CHANNEL_CONFIG) == SR_OK) {
- if (sr_scpi_get_string(scpi, NULL, &s) == SR_OK) {
- *data = g_variant_new_string(s);
- g_free(s);
- ret = SR_OK;
- }
- }
- break;
- default:
- return SR_ERR_NA;
- }
- } else {
+ if (cg) {
/*
* These options only apply to channel groups with a single
* channel -- they're per-channel settings for the device.
*/
- if (g_slist_length(cg->channels) > 1)
- return SR_ERR_NA;
- ch = cg->channels->data;
- switch (key) {
- case SR_CONF_OUTPUT_REGULATION:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_OUTPUT_REGULATION, ch->name) == SR_OK) {
- if (sr_scpi_get_string(scpi, NULL, &s) == SR_OK) {
- if (strcmp(s, "CC") && strcmp(s, "CV") && strcmp(s, "UR")) {
- sr_dbg("Unknown response to SCPI_CMD_GET_OUTPUT_REGULATION: %s", s);
- } else {
- *data = g_variant_new_string(s);
- g_free(s);
- ret = SR_OK;
- }
- }
- }
- break;
- case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ENABLED,
- ch->name) == SR_OK) {
- if (sr_scpi_get_string(scpi, NULL, &s) == SR_OK) {
- *data = g_variant_new_boolean(!strcmp(s, "ON"));
- ret = SR_OK;
- }
- }
- break;
- case SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE,
- ch->name) == SR_OK) {
- if (sr_scpi_get_string(scpi, NULL, &s) == SR_OK) {
- *data = g_variant_new_boolean(!strcmp(s, "YES"));
- ret = SR_OK;
- }
- }
- break;
- case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD,
- ch->name) == SR_OK) {
- if (sr_scpi_get_double(scpi, NULL, &d) == SR_OK) {
- *data = g_variant_new_double(d);
- ret = SR_OK;
- }
- }
- break;
- case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED,
- ch->name) == SR_OK) {
- if (sr_scpi_get_string(scpi, NULL, &s) == SR_OK) {
- *data = g_variant_new_boolean(!strcmp(s, "ON"));
- ret = SR_OK;
- }
- }
- break;
- case SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE,
- ch->name) == SR_OK) {
- if (sr_scpi_get_string(scpi, NULL, &s) == SR_OK) {
- *data = g_variant_new_boolean(!strcmp(s, "YES"));
- ret = SR_OK;
- }
- }
- break;
- case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD,
- ch->name) == SR_OK) {
- if (sr_scpi_get_double(scpi, NULL, &d) == SR_OK) {
- *data = g_variant_new_double(d);
- ret = SR_OK;
- }
- }
- break;
- case SR_CONF_OUTPUT_VOLTAGE:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_MEAS_VOLTAGE, ch->name) == SR_OK) {
- if (sr_scpi_get_double(scpi, NULL, &d) == SR_OK) {
- *data = g_variant_new_double(d);
- ret = SR_OK;
- }
- }
- break;
- case SR_CONF_OUTPUT_VOLTAGE_MAX:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_VOLTAGE_MAX, ch->name) == SR_OK) {
- if (sr_scpi_get_double(scpi, NULL, &d) == SR_OK) {
- *data = g_variant_new_double(d);
- ret = SR_OK;
- }
- }
- break;
- case SR_CONF_OUTPUT_CURRENT:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_MEAS_CURRENT, ch->name) == SR_OK) {
- if (sr_scpi_get_double(scpi, NULL, &d) == SR_OK) {
- *data = g_variant_new_double(d);
- ret = SR_OK;
- }
- }
- break;
- case SR_CONF_OUTPUT_CURRENT_MAX:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_CURRENT_MAX, ch->name) == SR_OK) {
- if (sr_scpi_get_double(scpi, NULL, &d) == SR_OK) {
- *data = g_variant_new_double(d);
- ret = SR_OK;
- }
- }
- break;
- case SR_CONF_OUTPUT_ENABLED:
- ret = SR_ERR;
- if (scpi_cmd(sdi, SCPI_CMD_GET_OUTPUT_ENABLED, ch->name) == SR_OK) {
- if (sr_scpi_get_string(scpi, NULL, &s) == SR_OK) {
- *data = g_variant_new_boolean(!strcmp(s, "ON"));
- ret = SR_OK;
- }
+ /*
+ * Config keys are handled below depending on whether a channel
+ * group was provided by the frontend. However some of these
+ * take a CG on one PPS but not on others. Check the device's
+ * profile for that here, and NULL out the channel group as needed.
+ */
+ for (i = 0; i < devc->device->num_devopts; i++) {
+ if (devc->device->devopts[i] == key) {
+ cg = NULL;
+ break;
}
- break;
- default:
- return SR_ERR_NA;
+ }
+ }
+
+ gvtype = NULL;
+ cmd = -1;
+ switch (key) {
+ case SR_CONF_ENABLED:
+ gvtype = G_VARIANT_TYPE_BOOLEAN;
+ cmd = SCPI_CMD_GET_OUTPUT_ENABLED;
+ break;
+ case SR_CONF_VOLTAGE:
+ gvtype = G_VARIANT_TYPE_DOUBLE;
+ cmd = SCPI_CMD_GET_MEAS_VOLTAGE;
+ break;
+ case SR_CONF_VOLTAGE_TARGET:
+ gvtype = G_VARIANT_TYPE_DOUBLE;
+ cmd = SCPI_CMD_GET_VOLTAGE_TARGET;
+ break;
+ case SR_CONF_OUTPUT_FREQUENCY:
+ gvtype = G_VARIANT_TYPE_DOUBLE;
+ cmd = SCPI_CMD_GET_MEAS_FREQUENCY;
+ break;
+ case SR_CONF_OUTPUT_FREQUENCY_TARGET:
+ gvtype = G_VARIANT_TYPE_DOUBLE;
+ cmd = SCPI_CMD_GET_FREQUENCY_TARGET;
+ break;
+ case SR_CONF_CURRENT:
+ gvtype = G_VARIANT_TYPE_DOUBLE;
+ cmd = SCPI_CMD_GET_MEAS_CURRENT;
+ break;
+ case SR_CONF_CURRENT_LIMIT:
+ gvtype = G_VARIANT_TYPE_DOUBLE;
+ cmd = SCPI_CMD_GET_CURRENT_LIMIT;
+ break;
+ case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
+ gvtype = G_VARIANT_TYPE_BOOLEAN;
+ cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ENABLED;
+ break;
+ case SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE:
+ gvtype = G_VARIANT_TYPE_BOOLEAN;
+ cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE;
+ break;
+ case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
+ gvtype = G_VARIANT_TYPE_DOUBLE;
+ cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD;
+ break;
+ case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
+ gvtype = G_VARIANT_TYPE_BOOLEAN;
+ cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED;
+ break;
+ case SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE:
+ gvtype = G_VARIANT_TYPE_BOOLEAN;
+ cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE;
+ break;
+ case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
+ gvtype = G_VARIANT_TYPE_DOUBLE;
+ cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD;
+ break;
+ case SR_CONF_OVER_TEMPERATURE_PROTECTION:
+ gvtype = G_VARIANT_TYPE_BOOLEAN;
+ cmd = SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION;
+ break;
+ case SR_CONF_REGULATION:
+ gvtype = G_VARIANT_TYPE_STRING;
+ cmd = SCPI_CMD_GET_OUTPUT_REGULATION;
+ }
+ if (!gvtype)
+ return SR_ERR_NA;
+
+ if (cg)
+ select_channel(sdi, cg->channels->data);
+ ret = scpi_cmd_resp(sdi, devc->device->commands, data, gvtype, cmd);
+
+ if (cmd == SCPI_CMD_GET_OUTPUT_REGULATION) {
+ /*
+ * The Rigol DP800 series return CV/CC/UR, Philips PM2800
+ * return VOLT/CURR. We always return a GVariant string in
+ * the Rigol notation.
+ */
+ s = g_variant_get_string(*data, NULL);
+ if (!strcmp(s, "VOLT")) {
+ g_variant_unref(*data);
+ *data = g_variant_new_string("CV");
+ } else if (!strcmp(s, "CURR")) {
+ g_variant_unref(*data);
+ *data = g_variant_new_string("CC");
+ }
+
+ s = g_variant_get_string(*data, NULL);
+ if (strcmp(s, "CV") && strcmp(s, "CC") && strcmp(s, "UR")) {
+ sr_dbg("Unknown response to SCPI_CMD_GET_OUTPUT_REGULATION: %s", s);
+ ret = SR_ERR_DATA;
}
}
return ret;
}
-static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi,
- const struct sr_channel_group *cg)
+static int config_set(uint32_t key, GVariant *data,
+ const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
- struct sr_channel *ch;
+ struct dev_context *devc;
double d;
- int ret;
- const char *s;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
+ if (!sdi)
+ return SR_ERR_ARG;
+ if (cg)
+ select_channel(sdi, cg->channels->data);
- ret = SR_OK;
- if (!cg) {
- switch (key) {
- /* No channel group: global options. */
- case SR_CONF_OVER_TEMPERATURE_PROTECTION:
- s = g_variant_get_boolean(data) ? "ON" : "OFF";
- if (scpi_cmd(sdi, SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION, s) < 0)
- ret = SR_ERR;
- break;
- case SR_CONF_OUTPUT_CHANNEL_CONFIG:
- s = g_variant_get_string(data, NULL);
- if (scpi_cmd(sdi, SCPI_CMD_SET_OUTPUT_CHANNEL_CONFIG, s) < 0)
- ret = SR_ERR;
- break;
- default:
- ret = SR_ERR_NA;
- }
- } else {
- /* Channel group specified. */
- if (!sdi)
- return SR_ERR_ARG;
- if (g_slist_length(cg->channels) > 1)
- return SR_ERR_NA;
- ch = cg->channels->data;
- switch (key) {
- case SR_CONF_OUTPUT_VOLTAGE_MAX:
- d = g_variant_get_double(data);
- if (scpi_cmd(sdi, SCPI_CMD_SET_VOLTAGE_MAX, ch->name, d) < 0)
- ret = SR_ERR;
- break;
- case SR_CONF_OUTPUT_CURRENT_MAX:
- d = g_variant_get_double(data);
- if (scpi_cmd(sdi, SCPI_CMD_SET_CURRENT_MAX, ch->name, d) < 0)
- ret = SR_ERR;
- break;
- case SR_CONF_OUTPUT_ENABLED:
- s = g_variant_get_boolean(data) ? "ON" : "OFF";
- if (scpi_cmd(sdi, SCPI_CMD_SET_OUTPUT_ENABLED, ch->name, s) < 0)
- ret = SR_ERR;
- break;
- case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
- s = g_variant_get_boolean(data) ? "ON" : "OFF";
- if (scpi_cmd(sdi, SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_ENABLED,
- ch->name, s) < 0)
- ret = SR_ERR;
- break;
- case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
- d = g_variant_get_double(data);
- if (scpi_cmd(sdi, SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD,
- ch->name, d) < 0)
- ret = SR_ERR;
- break;
- case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
- s = g_variant_get_boolean(data) ? "ON" : "OFF";
- if (scpi_cmd(sdi, SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLED,
- ch->name, s) < 0)
- ret = SR_ERR;
- break;
- case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
- d = g_variant_get_double(data);
- if (scpi_cmd(sdi, SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD,
- ch->name, d) < 0)
- ret = SR_ERR;
- break;
- default:
- ret = SR_ERR_NA;
- }
+ devc = sdi->priv;
+
+ switch (key) {
+ case SR_CONF_ENABLED:
+ if (g_variant_get_boolean(data))
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_OUTPUT_ENABLE);
+ else
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_OUTPUT_DISABLE);
+ break;
+ case SR_CONF_VOLTAGE_TARGET:
+ d = g_variant_get_double(data);
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_VOLTAGE_TARGET, d);
+ break;
+ case SR_CONF_OUTPUT_FREQUENCY_TARGET:
+ d = g_variant_get_double(data);
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_FREQUENCY_TARGET, d);
+ break;
+ case SR_CONF_CURRENT_LIMIT:
+ d = g_variant_get_double(data);
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_CURRENT_LIMIT, d);
+ break;
+ case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
+ if (g_variant_get_boolean(data))
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_ENABLE);
+ else
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_DISABLE);
+ break;
+ case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
+ d = g_variant_get_double(data);
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, d);
+ break;
+ case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
+ if (g_variant_get_boolean(data))
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLE);
+ else
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_OVER_CURRENT_PROTECTION_DISABLE);
+ break;
+ case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
+ d = g_variant_get_double(data);
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, d);
+ break;
+ case SR_CONF_OVER_TEMPERATURE_PROTECTION:
+ if (g_variant_get_boolean(data))
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_ENABLE);
+ else
+ return scpi_cmd(sdi, devc->device->commands,
+ SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_DISABLE);
+ break;
+ default:
+ return SR_ERR_NA;
}
- return ret;
+ return SR_OK;
}
-static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
- const struct sr_channel_group *cg)
+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;
struct sr_channel *ch;
- struct channel_spec *ch_spec;
- GVariant *gvar;
- GVariantBuilder gvb;
- int ret, i;
+ const struct channel_spec *ch_spec;
+ int i;
const char *s[16];
- /* Always available, even without sdi. */
- if (key == SR_CONF_SCAN_OPTIONS) {
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
- scanopts, ARRAY_SIZE(scanopts), sizeof(int32_t));
- return SR_OK;
- }
-
- if (!sdi)
- return SR_ERR_ARG;
- devc = sdi->priv;
+ devc = (sdi) ? sdi->priv : NULL;
- ret = SR_OK;
if (!cg) {
- /* No channel group: global options. */
switch (key) {
+ case SR_CONF_SCAN_OPTIONS:
case SR_CONF_DEVICE_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
- devc->device->devopts, devc->device->num_devopts,
- sizeof(int32_t));
+ return std_opts_config_list(key, data, sdi, cg,
+ ARRAY_AND_SIZE(scanopts),
+ ARRAY_AND_SIZE(drvopts),
+ (devc && devc->device) ? devc->device->devopts : NULL,
+ (devc && devc->device) ? devc->device->num_devopts : 0);
break;
- case SR_CONF_OUTPUT_CHANNEL_CONFIG:
+ case SR_CONF_CHANNEL_CONFIG:
+ if (!devc || !devc->device)
+ return SR_ERR_ARG;
+ /* Not used. */
i = 0;
if (devc->device->features & PPS_INDEPENDENT)
s[i++] = "Independent";
@@ -482,95 +552,79 @@ static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
return SR_ERR_NA;
}
} else {
- /* Channel group specified. */
- if (!sdi)
- return SR_ERR_ARG;
/*
* Per-channel-group options depending on a channel are actually
* done with the first channel. Channel groups in PPS can have
* more than one channel, but they will typically be of equal
- * specification for use in series or parallel mode. Drop requests
- * for groups with more than one channel just to make sure.
+ * specification for use in series or parallel mode.
*/
- if (g_slist_length(cg->channels) > 1)
- return SR_ERR_NA;
ch = cg->channels->data;
+ if (!devc || !devc->device)
+ return SR_ERR_ARG;
+ ch_spec = &(devc->device->channels[ch->index]);
switch (key) {
case SR_CONF_DEVICE_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
- devc->device->devopts_cg, devc->device->num_devopts_cg,
- sizeof(int32_t));
+ *data = std_gvar_array_u32(devc->device->devopts_cg, devc->device->num_devopts_cg);
break;
- case SR_CONF_OUTPUT_VOLTAGE_MAX:
- ch_spec = &(devc->device->channels[ch->index]);
- g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
- /* Min, max, write resolution. */
- for (i = 0; i < 3; i++) {
- gvar = g_variant_new_double(ch_spec->voltage[i]);
- g_variant_builder_add_value(&gvb, gvar);
- }
- *data = g_variant_builder_end(&gvb);
+ case SR_CONF_VOLTAGE_TARGET:
+ *data = std_gvar_min_max_step_array(ch_spec->voltage);
break;
- case SR_CONF_OUTPUT_CURRENT_MAX:
- g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
- /* Min, max, step. */
- for (i = 0; i < 3; i++) {
- ch_spec = &(devc->device->channels[ch->index]);
- gvar = g_variant_new_double(ch_spec->current[i]);
- g_variant_builder_add_value(&gvb, gvar);
- }
- *data = g_variant_builder_end(&gvb);
+ case SR_CONF_OUTPUT_FREQUENCY_TARGET:
+ *data = std_gvar_min_max_step_array(ch_spec->frequency);
+ break;
+ case SR_CONF_CURRENT_LIMIT:
+ *data = std_gvar_min_max_step_array(ch_spec->current);
break;
default:
return SR_ERR_NA;
}
}
- return ret;
+ return SR_OK;
}
-static int dev_acquisition_start(const struct sr_dev_inst *sdi,
- void *cb_data)
+static int dev_acquisition_start(const struct sr_dev_inst *sdi)
{
struct dev_context *devc;
struct sr_scpi_dev_inst *scpi;
struct sr_channel *ch;
- int ret;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
+ struct pps_channel *pch;
+ int cmd, ret;
devc = sdi->priv;
scpi = sdi->conn;
- devc->cb_data = cb_data;
- if ((ret = sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 100,
+ if ((ret = sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 10,
scpi_pps_receive_data, (void *)sdi)) != SR_OK)
return ret;
- std_session_send_df_header(sdi, LOG_PREFIX);
+ std_session_send_df_header(sdi);
- /* Prime the pipe. */
- devc->state = STATE_VOLTAGE;
- ch = sdi->channels->data;
- devc->cur_channel = ch;
- scpi_cmd(sdi, SCPI_CMD_GET_MEAS_VOLTAGE, ch->name);
+ /* Prime the pipe with the first channel's fetch. */
+ ch = sr_next_enabled_channel(sdi, NULL);
+ pch = ch->priv;
+ if ((ret = select_channel(sdi, ch)) < 0)
+ return ret;
+ if (pch->mq == SR_MQ_VOLTAGE)
+ cmd = SCPI_CMD_GET_MEAS_VOLTAGE;
+ else if (pch->mq == SR_MQ_FREQUENCY)
+ cmd = SCPI_CMD_GET_MEAS_FREQUENCY;
+ else if (pch->mq == SR_MQ_CURRENT)
+ cmd = SCPI_CMD_GET_MEAS_CURRENT;
+ else if (pch->mq == SR_MQ_POWER)
+ cmd = SCPI_CMD_GET_MEAS_POWER;
+ else
+ return SR_ERR;
+ scpi_cmd(sdi, devc->device->commands, cmd, pch->hwname);
return SR_OK;
}
-static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_stop(struct sr_dev_inst *sdi)
{
- struct dev_context *devc;
struct sr_scpi_dev_inst *scpi;
- float f;
-
- (void)cb_data;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
+ double d;
- devc = sdi->priv;
scpi = sdi->conn;
/*
@@ -578,23 +632,41 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
* to avoid leaving the device in a state where it's not expecting
* commands.
*/
- sr_scpi_get_float(scpi, NULL, &f);
+ sr_scpi_get_double(scpi, NULL, &d);
sr_scpi_source_remove(sdi->session, scpi);
- /* Just in case something is queued up. */
- devc->state = STATE_STOP;
+ std_session_send_df_end(sdi);
return SR_OK;
}
-SR_PRIV struct sr_dev_driver scpi_pps_driver_info = {
+static struct sr_dev_driver scpi_pps_driver_info = {
.name = "scpi-pps",
.longname = "SCPI PPS",
.api_version = 1,
- .init = init,
- .cleanup = cleanup,
- .scan = scan,
- .dev_list = dev_list,
+ .init = std_init,
+ .cleanup = std_cleanup,
+ .scan = scan_scpi_pps,
+ .dev_list = std_dev_list,
+ .dev_clear = dev_clear,
+ .config_get = config_get,
+ .config_set = config_set,
+ .config_list = config_list,
+ .dev_open = dev_open,
+ .dev_close = dev_close,
+ .dev_acquisition_start = dev_acquisition_start,
+ .dev_acquisition_stop = dev_acquisition_stop,
+ .context = NULL,
+};
+
+static struct sr_dev_driver hp_ib_pps_driver_info = {
+ .name = "hpib-pps",
+ .longname = "HP-IB PPS",
+ .api_version = 1,
+ .init = std_init,
+ .cleanup = std_cleanup,
+ .scan = scan_hpib_pps,
+ .dev_list = std_dev_list,
.dev_clear = dev_clear,
.config_get = config_get,
.config_set = config_set,
@@ -603,5 +675,7 @@ SR_PRIV struct sr_dev_driver scpi_pps_driver_info = {
.dev_close = dev_close,
.dev_acquisition_start = dev_acquisition_start,
.dev_acquisition_stop = dev_acquisition_stop,
- .priv = NULL,
+ .context = NULL,
};
+SR_REGISTER_DEV_DRIVER(scpi_pps_driver_info);
+SR_REGISTER_DEV_DRIVER(hp_ib_pps_driver_info);