#include "libsigrok.h"
#include "libsigrok-internal.h"
#include "protocol.h"
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <string.h>
+
+/* The Colead SL-5868P uses this. */
+#define SERIALCOMM "2400/8n1"
+
+static const int hwopts[] = {
+ SR_CONF_CONN,
+ SR_CONF_SERIALCOMM,
+ 0,
+};
+
+static const int hwcaps[] = {
+ SR_CONF_SOUNDLEVELMETER,
+ SR_CONF_LIMIT_SAMPLES,
+ SR_CONF_LIMIT_MSEC,
+ SR_CONF_CONTINUOUS,
+ 0,
+};
SR_PRIV struct sr_dev_driver colead_slm_driver_info;
static struct sr_dev_driver *di = &colead_slm_driver_info;
struct dev_context *devc;
GSList *l;
- drvc = di->priv;
+ if (!(drvc = di->priv))
+ return SR_OK;
+
for (l = drvc->instances; l; l = l->next) {
if (!(sdi = l->data))
continue;
if (!(devc = sdi->priv))
continue;
-
- /* TODO */
-
+ sr_serial_dev_inst_free(devc->serial);
sr_dev_inst_free(sdi);
}
-
g_slist_free(drvc->instances);
drvc->instances = NULL;
return SR_OK;
}
-static int hw_init(void)
+static int hw_init(struct sr_context *sr_ctx)
{
struct drv_context *drvc;
return SR_ERR;
}
- /* TODO */
-
+ drvc->sr_ctx = sr_ctx;
di->priv = drvc;
return SR_OK;
static GSList *hw_scan(GSList *options)
{
struct drv_context *drvc;
- GSList *devices;
-
- (void)options;
+ struct dev_context *devc;
+ struct sr_dev_inst *sdi;
+ struct sr_config *src;
+ struct sr_probe *probe;
+ GSList *devices, *l;
+ const char *conn, *serialcomm;
devices = NULL;
drvc = di->priv;
drvc->instances = NULL;
- /* TODO */
+ conn = serialcomm = NULL;
+ for (l = options; l; l = l->next) {
+ src = l->data;
+ switch (src->key) {
+ case SR_CONF_CONN:
+ conn = src->value;
+ break;
+ case SR_CONF_SERIALCOMM:
+ serialcomm = src->value;
+ break;
+ }
+ }
+ if (!conn)
+ return NULL;
+ if (!serialcomm)
+ serialcomm = SERIALCOMM;
+
+ if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, "Colead",
+ "SL-5868P", NULL)))
+ return NULL;
+
+ if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
+ sr_dbg("failed to malloc devc");
+ return NULL;
+ }
+
+ if (!(devc->serial = sr_serial_dev_inst_new(conn, serialcomm)))
+ return NULL;
+
+ sdi->priv = devc;
+ sdi->driver = di;
+ if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
+ return NULL;
+ sdi->probes = g_slist_append(sdi->probes, probe);
+ drvc->instances = g_slist_append(drvc->instances, sdi);
+ devices = g_slist_append(devices, sdi);
return devices;
}
static int hw_dev_open(struct sr_dev_inst *sdi)
{
- /* TODO */
+ struct dev_context *devc;
+
+ if (!(devc = sdi->priv)) {
+ sr_err("sdi->priv was NULL.");
+ return SR_ERR_BUG;
+ }
+
+ if (serial_open(devc->serial, SERIAL_RDWR) != SR_OK)
+ return SR_ERR;
+
+ sdi->status = SR_ST_ACTIVE;
return SR_OK;
}
static int hw_dev_close(struct sr_dev_inst *sdi)
{
- /* TODO */
+ struct dev_context *devc;
+
+ if (!(devc = sdi->priv)) {
+ sr_err("sdi->priv was NULL.");
+ return SR_ERR_BUG;
+ }
+
+ if (devc->serial && devc->serial->fd != -1) {
+ serial_close(devc->serial);
+ sdi->status = SR_ST_INACTIVE;
+ }
return SR_OK;
}
{
clear_instances();
- /* TODO */
-
return SR_OK;
}
-static int hw_info_get(int info_id, const void **data,
- const struct sr_dev_inst *sdi)
+static int config_get(int id, const void **data, const struct sr_dev_inst *sdi)
{
- switch (info_id) {
- /* TODO */
+ (void)sdi;
+
+ switch (id) {
+ case SR_DI_HWOPTS:
+ *data = hwopts;
+ break;
+ case SR_DI_HWCAPS:
+ *data = hwcaps;
+ break;
default:
- sr_err("Unknown info_id: %d.", info_id);
return SR_ERR_ARG;
}
return SR_OK;
}
-static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
- const void *value)
+static int config_set(int id, const void *value, const struct sr_dev_inst *sdi)
{
- int ret;
+ struct dev_context *devc;
- if (sdi->status != SR_ST_ACTIVE) {
- sr_err("Device inactive, can't set config options.");
+ if (sdi->status != SR_ST_ACTIVE)
return SR_ERR;
+
+ if (!(devc = sdi->priv)) {
+ sr_err("sdi->priv was NULL.");
+ return SR_ERR_BUG;
}
- ret = SR_OK;
- switch (hwcap) {
- /* TODO */
+ switch (id) {
+ case SR_CONF_LIMIT_MSEC:
+ /* TODO: not yet implemented */
+ if (*(const uint64_t *)value == 0) {
+ sr_err("LIMIT_MSEC can't be 0.");
+ return SR_ERR;
+ }
+ devc->limit_msec = *(const uint64_t *)value;
+ sr_dbg("Setting time limit to %" PRIu64 "ms.",
+ devc->limit_msec);
+ break;
+ case SR_CONF_LIMIT_SAMPLES:
+ devc->limit_samples = *(const uint64_t *)value;
+ sr_dbg("Setting sample limit to %" PRIu64 ".",
+ devc->limit_samples);
+ break;
default:
- sr_err("Unknown hardware capability: %d.", hwcap);
- ret = SR_ERR_ARG;
+ sr_err("Unknown capability: %d.", id);
+ return SR_ERR;
+ break;
}
- return ret;
+ return SR_OK;
}
static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
void *cb_data)
{
- /* TODO */
+ struct sr_datafeed_packet packet;
+ struct sr_datafeed_header header;
+ struct dev_context *devc;
+
+ if (!(devc = sdi->priv)) {
+ sr_err("sdi->priv was NULL.");
+ return SR_ERR_BUG;
+ }
+
+ sr_dbg("Starting acquisition.");
+
+ devc->cb_data = cb_data;
+
+ /* Send header packet to the session bus. */
+ sr_dbg("Sending SR_DF_HEADER.");
+ packet.type = SR_DF_HEADER;
+ packet.payload = (uint8_t *)&header;
+ header.feed_version = 1;
+ gettimeofday(&header.starttime, NULL);
+ sr_session_send(devc->cb_data, &packet);
+
+ /* Poll every 150ms, or whenever some data comes in. */
+ sr_source_add(devc->serial->fd, G_IO_IN, 150, colead_slm_receive_data,
+ (void *)sdi);
return SR_OK;
}
-static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi,
- void *cb_data)
+static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
{
- (void)cb_data;
+ struct sr_datafeed_packet packet;
+ struct dev_context *devc;
- if (sdi->status != SR_ST_ACTIVE) {
- sr_err("Device inactive, can't stop acquisition.");
+ if (sdi->status != SR_ST_ACTIVE)
return SR_ERR;
+
+ if (!(devc = sdi->priv)) {
+ sr_err("sdi->priv was NULL.");
+ return SR_ERR_BUG;
}
- /* TODO */
+ sr_dbg("Stopping acquisition.");
+
+ sr_source_remove(devc->serial->fd);
+ hw_dev_close((struct sr_dev_inst *)sdi);
+
+ /* Send end packet to the session bus. */
+ sr_dbg("Sending SR_DF_END.");
+ packet.type = SR_DF_END;
+ sr_session_send(cb_data, &packet);
return SR_OK;
}
.scan = hw_scan,
.dev_list = hw_dev_list,
.dev_clear = clear_instances,
+ .config_get = config_get,
+ .config_set = config_set,
.dev_open = hw_dev_open,
.dev_close = hw_dev_close,
- .info_get = hw_info_get,
- .dev_config_set = hw_dev_config_set,
.dev_acquisition_start = hw_dev_acquisition_start,
.dev_acquisition_stop = hw_dev_acquisition_stop,
.priv = NULL,
projects / libsigrok.git / blobdiff