#include <config.h>
#include "protocol.h"
-static GSList *scan(struct sr_dev_driver *di, GSList *options)
-{
- struct drv_context *drvc;
- GSList *devices;
+static const uint32_t scanopts[] = {
+ SR_CONF_CONN,
+ SR_CONF_SERIALCOMM,
+};
- (void)options;
+static const uint32_t drvopts[] = {
+ SR_CONF_ELECTRONIC_LOAD,
+};
- devices = NULL;
- drvc = di->context;
- drvc->instances = NULL;
+static const uint32_t devopts[] = {
+ SR_CONF_CONTINUOUS,
+ SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
+};
- /* TODO: scan for devices, either based on a SR_CONF_CONN option
- * or on a USB scan. */
+static GSList *scan(struct sr_dev_driver *di, GSList *options)
+{
+ struct dev_context *devc;
+ GSList *l;
+ struct sr_dev_inst *sdi;
+ const char *conn, *serialcomm;
+ struct sr_config *src;
+ struct sr_serial_dev_inst *serial;
+ uint8_t reply[MSGLEN];
+
+ conn = NULL;
+ serialcomm = NULL;
+
+ for (l = options; l; l = l->next) {
+ src = l->data;
+ switch (src->key) {
+ case SR_CONF_CONN:
+ conn = g_variant_get_string(src->data, NULL);
+ break;
+ case SR_CONF_SERIALCOMM:
+ serialcomm = g_variant_get_string(src->data, NULL);
+ break;
+ }
+ }
- return devices;
-}
+ if (!conn)
+ return NULL;
+ if (!serialcomm)
+ serialcomm = "9600/8e1";
+
+ serial = sr_serial_dev_inst_new(conn, serialcomm);
+ if (serial_open(serial, SERIAL_RDWR) != SR_OK)
+ return NULL;
+
+ sdi = g_malloc0(sizeof(struct sr_dev_inst));
+ sdi->status = SR_ST_INACTIVE;
+ sdi->vendor = g_strdup("ZKETECH");
+ sdi->model = g_strdup("EBD-USB");
+ sdi->inst_type = SR_INST_SERIAL;
+ sdi->conn = serial;
+
+ sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
+ sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "I");
+
+ devc = g_malloc0(sizeof(struct dev_context));
+ g_mutex_init(&devc->rw_mutex);
+ devc->current_limit = 0;
+ devc->running = FALSE;
+ devc->load_activated = FALSE;
+ sr_sw_limits_init(&devc->limits);
+ sdi->priv = devc;
+
+ /* Starting device. */
+ zketech_ebd_usb_init(serial, devc);
+ int ret = zketech_ebd_usb_read_chars(serial, MSGLEN, reply);
+ if (ret != MSGLEN || reply[MSGFRAMEBEGINPOS] != MSGFRAMEBEGIN \
+ || reply[MSGFRAMEENDPOS] != MSGFRAMEEND) {
+ sr_warn("Invalid message received!");
+ ret = SR_ERR;
+ }
+ zketech_ebd_usb_stop(serial, devc);
-static int dev_open(struct sr_dev_inst *sdi)
-{
- (void)sdi;
+ serial_close(serial);
- /* TODO: get handle from sdi->conn and open it. */
+ if (ret < 0)
+ return NULL;
- return SR_OK;
+ return std_scan_complete(di, g_slist_append(NULL, sdi));
}
static int dev_close(struct sr_dev_inst *sdi)
{
- (void)sdi;
+ struct dev_context *devc;
- /* TODO: get handle from sdi->conn and close it. */
+ devc = (sdi) ? sdi->priv : NULL;
+ if (devc)
+ g_mutex_clear(&devc->rw_mutex);
- return SR_OK;
+ return std_serial_dev_close(sdi);
}
static int config_get(uint32_t key, GVariant **data,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
int ret;
+ struct dev_context *devc;
+ float fvalue;
- (void)sdi;
- (void)data;
(void)cg;
- ret = SR_OK;
+ if (!sdi || !data)
+ return SR_ERR_ARG;
+
+ devc = sdi->priv;
+
switch (key) {
- /* TODO */
+ case SR_CONF_LIMIT_SAMPLES:
+ case SR_CONF_LIMIT_MSEC:
+ return sr_sw_limits_config_get(&devc->limits, key, data);
+ case SR_CONF_CURRENT_LIMIT:
+ ret = zketech_ebd_usb_get_current_limit(sdi, &fvalue);
+ if (ret == SR_OK)
+ *data = g_variant_new_double(fvalue);
+ return ret;
default:
return SR_ERR_NA;
}
-
- return ret;
}
static int config_set(uint32_t key, GVariant *data,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
- int ret;
+ double value;
+ struct dev_context *devc;
- (void)sdi;
(void)data;
(void)cg;
- ret = SR_OK;
+ devc = sdi->priv;
+
switch (key) {
- /* TODO */
+ case SR_CONF_LIMIT_MSEC:
+ case SR_CONF_LIMIT_SAMPLES:
+ return sr_sw_limits_config_set(&devc->limits, key, data);
+ case SR_CONF_CURRENT_LIMIT:
+ value = g_variant_get_double(data);
+ if (value < 0.0 || value > 4.0)
+ return SR_ERR_ARG;
+ return zketech_ebd_usb_set_current_limit(sdi, value);
default:
- ret = SR_ERR_NA;
+ return SR_ERR_NA;
}
-
- return ret;
}
static int config_list(uint32_t key, GVariant **data,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
- int ret;
-
- (void)sdi;
- (void)data;
- (void)cg;
-
- ret = SR_OK;
switch (key) {
- /* TODO */
+ case SR_CONF_SCAN_OPTIONS:
+ case SR_CONF_DEVICE_OPTIONS:
+ return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
+ case SR_CONF_CURRENT_LIMIT:
+ *data = std_gvar_min_max_step(0.0, 4.0, 0.01);
+ break;
default:
return SR_ERR_NA;
}
- return ret;
+ return SR_OK;
}
static int dev_acquisition_start(const struct sr_dev_inst *sdi)
{
- /* TODO: configure hardware, reset acquisition state, set up
- * callbacks and send header packet. */
+ struct dev_context *devc;
+ struct sr_serial_dev_inst *serial;
+
+ devc = sdi->priv;
+ serial = sdi->conn;
+
+ sr_sw_limits_acquisition_start(&devc->limits);
+ std_session_send_df_header(sdi);
- (void)sdi;
+ zketech_ebd_usb_init(serial, devc);
+ if (!zketech_ebd_usb_current_is0(devc))
+ zketech_ebd_usb_loadstart(serial, devc);
+
+ serial_source_add(sdi->session, serial, G_IO_IN, 100,
+ zketech_ebd_usb_receive_data, (void *)sdi);
return SR_OK;
}
static int dev_acquisition_stop(struct sr_dev_inst *sdi)
{
- /* TODO: stop acquisition. */
-
- (void)sdi;
+ zketech_ebd_usb_loadstop(sdi->conn, sdi->priv);
- return SR_OK;
+ return std_serial_dev_acquisition_stop(sdi);
}
SR_PRIV struct sr_dev_driver zketech_ebd_usb_driver_info = {
.config_get = config_get,
.config_set = config_set,
.config_list = config_list,
- .dev_open = dev_open,
+ .dev_open = std_serial_dev_open,
.dev_close = dev_close,
.dev_acquisition_start = dev_acquisition_start,
.dev_acquisition_stop = dev_acquisition_stop,
.context = NULL,
};
-
SR_REGISTER_DEV_DRIVER(zketech_ebd_usb_driver_info);
projects / libsigrok.git / blobdiff