#include "libsigrok-internal.h"
#include "protocol.h"
-static const int hwcaps[] = {
+#define NUM_TIMEBASE 12
+#define NUM_VDIV 8
+
+static const int32_t hwcaps[] = {
SR_CONF_OSCILLOSCOPE,
SR_CONF_LIMIT_SAMPLES,
SR_CONF_TIMEBASE,
SR_CONF_HORIZ_TRIGGERPOS,
SR_CONF_VDIV,
SR_CONF_COUPLING,
- 0,
+ SR_CONF_NUM_TIMEBASE,
+ SR_CONF_NUM_VDIV,
};
-static const struct sr_rational timebases[] = {
+static const uint64_t timebases[][2] = {
/* nanoseconds */
{ 2, 1000000000 },
{ 5, 1000000000 },
{ 10, 1 },
{ 20, 1 },
{ 50, 1 },
- { 0, 0},
};
-static const struct sr_rational vdivs[] = {
+static const uint64_t vdivs[][2] = {
/* millivolts */
{ 2, 1000 },
{ 5, 1000 },
{ 2, 1 },
{ 5, 1 },
{ 10, 1 },
- { 0, 0 },
};
static const char *trigger_sources[] = {
"CH2",
"EXT",
"AC Line",
- NULL,
};
static const char *coupling[] = {
"AC",
"DC",
"GND",
- NULL,
};
static const char *supported_models[] = {
"DS1052E",
"DS1102E",
"DS1052D",
- "DS1102D"
+ "DS1102D",
};
SR_PRIV struct sr_dev_driver rigol_ds1xx2_driver_info;
static int hw_init(struct sr_context *sr_ctx)
{
- struct drv_context *drvc;
- (void)sr_ctx;
-
- if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) {
- sr_err("Driver context malloc failed.");
- return SR_ERR_MALLOC;
- }
-
- di->priv = drvc;
-
- return SR_OK;
+ return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN);
}
static GSList *hw_scan(GSList *options)
const gchar *prefix = "usbtmc";
gchar *device;
const gchar *idn_query = "*IDN?";
- int len, num_tokens, fd, i;
+ unsigned int i;
+ int len, num_tokens, fd;
const gchar *delimiter = ",";
gchar **tokens;
const char *manufacturer, *model, *version;
- int num_models;
gboolean matched = FALSE;
char buf[256];
(void)options;
- devices = NULL;
drvc = di->priv;
drvc->instances = NULL;
+ devices = NULL;
+
dir = g_dir_open("/sys/class/usb/", 0, NULL);
if (dir == NULL)
return NULL;
}
- num_models = sizeof(supported_models) / sizeof(supported_models[0]);
-
- for (i = 0; i < num_models; i++) {
+ for (i = 0; i < ARRAY_SIZE(supported_models); i++) {
if (!strcmp(model, supported_models[i])) {
matched = 1;
break;
static GSList *hw_dev_list(void)
{
- struct drv_context *drvc;
-
- drvc = di->priv;
-
- return drvc->instances;
+ return ((struct drv_context *)(di->priv))->instances;
}
static int hw_dev_open(struct sr_dev_inst *sdi)
return SR_OK;
}
-static int config_get(int id, const void **data, const struct sr_dev_inst *sdi)
+static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi)
{
+
(void)sdi;
switch (id) {
- case SR_DI_HWCAPS:
- *data = hwcaps;
+ case SR_CONF_NUM_TIMEBASE:
+ *data = g_variant_new_int32(NUM_TIMEBASE);
+ break;
+ case SR_CONF_NUM_VDIV:
+ *data = g_variant_new_int32(NUM_VDIV);
break;
default:
return SR_ERR_ARG;
return SR_OK;
}
-static int config_set(int id, const void *value, const struct sr_dev_inst *sdi)
+static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi)
{
struct dev_context *devc;
- uint64_t tmp_u64;
- float tmp_float;
- struct sr_rational tmp_rat;
- int ret, i, j;
- char *channel;
+ uint64_t tmp_u64, p, q;
+ double tmp_double;
+ unsigned int i;
+ int tmp_int, ret;
+ const char *tmp_str, *channel;
devc = sdi->priv;
ret = SR_OK;
switch (id) {
case SR_CONF_LIMIT_FRAMES:
- devc->limit_frames = *(const uint64_t *)value;
+ devc->limit_frames = g_variant_get_uint64(data);
break;
case SR_CONF_TRIGGER_SLOPE:
- tmp_u64 = *(const int *)value;
+ tmp_u64 = g_variant_get_uint64(data);
rigol_ds1xx2_send_data(devc->fd, ":TRIG:EDGE:SLOP %s\n",
tmp_u64 ? "POS" : "NEG");
break;
case SR_CONF_HORIZ_TRIGGERPOS:
- tmp_float = *(const float *)value;
- rigol_ds1xx2_send_data(devc->fd, ":TIM:OFFS %.9f\n", tmp_float);
+ tmp_double = g_variant_get_double(data);
+ rigol_ds1xx2_send_data(devc->fd, ":TIM:OFFS %.9f\n", tmp_double);
break;
case SR_CONF_TIMEBASE:
- tmp_rat = *(const struct sr_rational *)value;
- rigol_ds1xx2_send_data(devc->fd, ":TIM:SCAL %.9f\n",
- (float)tmp_rat.p / tmp_rat.q);
+ g_variant_get(data, "(tt)", &p, &q);
+ tmp_int = -1;
+ for (i = 0; i < ARRAY_SIZE(timebases); i++) {
+ if (timebases[i][0] == p && timebases[i][1] == q) {
+ tmp_int = i;
+ break;
+ }
+ }
+ if (tmp_int >= 0)
+ rigol_ds1xx2_send_data(devc->fd, ":TIM:SCAL %.9f\n",
+ (float)timebases[i][0] / timebases[i][1]);
break;
case SR_CONF_TRIGGER_SOURCE:
- if (!strcmp(value, "CH1"))
+ tmp_str = g_variant_get_string(data, NULL);
+ if (!strcmp(tmp_str, "CH1"))
channel = "CHAN1";
- else if (!strcmp(value, "CH2"))
+ else if (!strcmp(tmp_str, "CH2"))
channel = "CHAN2";
- else if (!strcmp(value, "EXT"))
+ else if (!strcmp(tmp_str, "EXT"))
channel = "EXT";
- else if (!strcmp(value, "AC Line"))
+ else if (!strcmp(tmp_str, "AC Line"))
channel = "ACL";
else {
ret = SR_ERR_ARG;
rigol_ds1xx2_send_data(devc->fd, ":TRIG:EDGE:SOUR %s\n", channel);
break;
case SR_CONF_VDIV:
- /* TODO: Not supporting vdiv per channel yet. */
- tmp_rat = *(const struct sr_rational *)value;
- for (i = 0; vdivs[i].p && vdivs[i].q; i++) {
- if (vdivs[i].p == tmp_rat.p
- && vdivs[i].q == tmp_rat.q) {
- devc->scale = (float)tmp_rat.p / tmp_rat.q;
- for (j = 0; j < 2; j++)
- rigol_ds1xx2_send_data(devc->fd,
- ":CHAN%d:SCAL %.3f\n", j, devc->scale);
- break;
- }
+ g_variant_get(data, "(tt)", &p, &q);
+ tmp_int = -1;
+ for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
+ if (vdivs[i][0] != p || vdivs[i][1] != q)
+ continue;
+ devc->scale = (float)vdivs[i][0] / vdivs[i][1];
+ rigol_ds1xx2_send_data(devc->fd, ":CHAN0:SCAL %.3f\n",
+ devc->scale);
+ rigol_ds1xx2_send_data(devc->fd, ":CHAN1:SCAL %.3f\n",
+ devc->scale);
+ break;
}
- if (vdivs[i].p == 0 && vdivs[i].q == 0)
+ if (i == ARRAY_SIZE(vdivs))
ret = SR_ERR_ARG;
break;
case SR_CONF_COUPLING:
/* TODO: Not supporting coupling per channel yet. */
- for (i = 0; coupling[i]; i++) {
- if (!strcmp(value, coupling[i])) {
- for (j = 0; j < 2; j++)
- rigol_ds1xx2_send_data(devc->fd,
- ":CHAN%d:COUP %s\n", j, coupling[i]);
+ tmp_str = g_variant_get_string(data, NULL);
+ for (i = 0; i < ARRAY_SIZE(coupling); i++) {
+ if (!strcmp(tmp_str, coupling[i])) {
+ rigol_ds1xx2_send_data(devc->fd, ":CHAN0:COUP %s\n",
+ coupling[i]);
+ rigol_ds1xx2_send_data(devc->fd, ":CHAN1:COUP %s\n",
+ coupling[i]);
break;
}
}
- if (coupling[i] == 0)
+ if (i == ARRAY_SIZE(coupling))
ret = SR_ERR_ARG;
break;
default:
return ret;
}
-static int config_list(int key, const void **data, const struct sr_dev_inst *sdi)
+static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi)
{
+ GVariant *tuple, *rational[2];
+ GVariantBuilder gvb;
+ unsigned int i;
(void)sdi;
switch (key) {
+ case SR_CONF_DEVICE_OPTIONS:
+ *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
+ hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
+ break;
case SR_CONF_COUPLING:
- *data = coupling;
+ *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling));
break;
case SR_CONF_VDIV:
- *data = vdivs;
+ g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
+ for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
+ rational[0] = g_variant_new_uint64(vdivs[i][0]);
+ rational[1] = g_variant_new_uint64(vdivs[i][1]);
+ tuple = g_variant_new_tuple(rational, 2);
+ g_variant_builder_add_value(&gvb, tuple);
+ }
+ *data = g_variant_builder_end(&gvb);
break;
case SR_CONF_TIMEBASE:
- *data = timebases;
+ g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
+ for (i = 0; i < ARRAY_SIZE(timebases); i++) {
+ rational[0] = g_variant_new_uint64(timebases[i][0]);
+ rational[1] = g_variant_new_uint64(timebases[i][1]);
+ tuple = g_variant_new_tuple(rational, 2);
+ g_variant_builder_add_value(&gvb, tuple);
+ }
+ *data = g_variant_builder_end(&gvb);
break;
case SR_CONF_TRIGGER_SOURCE:
- *data = trigger_sources;
+ *data = g_variant_new_strv(trigger_sources,
+ ARRAY_SIZE(trigger_sources));
break;
default:
return SR_ERR_ARG;
void *cb_data)
{
struct dev_context *devc;
- struct sr_datafeed_packet packet;
- struct sr_datafeed_header header;
char buf[256];
int len;
devc = sdi->priv;
- devc->num_frames = 0;
+ devc->num_frames = devc->num_frame_samples = 0;
sr_source_add(devc->fd, G_IO_IN, 50, rigol_ds1xx2_receive_data, (void *)sdi);
/* Send header packet to the session bus. */
- packet.type = SR_DF_HEADER;
- packet.payload = (unsigned char *)&header;
- header.feed_version = 1;
- gettimeofday(&header.starttime, NULL);
- sr_session_send(cb_data, &packet);
+ std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN);
/* Hardcoded to CH1 only. */
devc->enabled_probes = g_slist_append(NULL, sdi->probes->data);