]> sigrok.org Git - libsigrok.git/commitdiff
ikalogic-scanalogic2: Use new trigger API.
authorBert Vermeulen <redacted>
Tue, 27 May 2014 22:21:23 +0000 (00:21 +0200)
committerBert Vermeulen <redacted>
Tue, 27 May 2014 22:21:23 +0000 (00:21 +0200)
hardware/ikalogic-scanalogic2/api.c
hardware/ikalogic-scanalogic2/protocol.c
hardware/ikalogic-scanalogic2/protocol.h

index e586011ebd149e98b90c57bbe3cc150b2c204480..fd0f217644d8538176b8f75623b9fecbd48b5238 100644 (file)
@@ -23,10 +23,16 @@ static const int hwcaps[] = {
        SR_CONF_LOGIC_ANALYZER,
        SR_CONF_SAMPLERATE,
        SR_CONF_LIMIT_SAMPLES,
-       SR_CONF_TRIGGER_TYPE,
+       SR_CONF_TRIGGER_MATCH,
        SR_CONF_CAPTURE_RATIO,
 };
 
+static const int32_t trigger_matches[] = {
+       SR_TRIGGER_RISING,
+       SR_TRIGGER_FALLING,
+       SR_TRIGGER_EDGE,
+};
+
 SR_PRIV const uint64_t sl2_samplerates[NUM_SAMPLERATES] = {
        SR_KHZ(1.25),
        SR_KHZ(10),
@@ -390,8 +396,10 @@ static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
                g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar);
                *data = g_variant_builder_end(&gvb);
                break;
-       case SR_CONF_TRIGGER_TYPE:
-               *data = g_variant_new_string(TRIGGER_TYPES);
+       case SR_CONF_TRIGGER_MATCH:
+               *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
+                               trigger_matches, ARRAY_SIZE(trigger_matches),
+                               sizeof(int32_t));
                break;
        case SR_CONF_LIMIT_SAMPLES:
                grange[0] = g_variant_new_uint64(0);
@@ -431,7 +439,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
         * The trigger must be configured first because the calculation of the
         * pre and post trigger samples depends on a configured trigger.
         */
-       sl2_configure_trigger(sdi);
+       sl2_convert_trigger(sdi);
        sl2_calculate_trigger_samples(sdi);
 
        trigger_bytes = devc->pre_trigger_bytes + devc->post_trigger_bytes;
index b99709c636b314388fc45ef0d6fee50de58a0c66..abd3952e9acca1c782c943d0e553e9fd9e07a200 100644 (file)
@@ -479,14 +479,14 @@ SR_PRIV int sl2_set_limit_samples(const struct sr_dev_inst *sdi,
        return SR_OK;
 }
 
-SR_PRIV void sl2_configure_trigger(const struct sr_dev_inst *sdi)
+SR_PRIV int sl2_convert_trigger(const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
-       struct sr_channel *ch;
-       uint8_t trigger_type;
-       int channel_index, num_triggers_anyedge;
-       char *trigger;
-       GSList *l;
+       struct sr_trigger *trigger;
+       struct sr_trigger_stage *stage;
+       struct sr_trigger_match *match;
+       const GSList *l, *m;
+       int num_triggers_anyedge;
 
        devc = sdi->priv;
 
@@ -494,32 +494,36 @@ SR_PRIV void sl2_configure_trigger(const struct sr_dev_inst *sdi)
        devc->trigger_channel = TRIGGER_CHANNEL_0;
        devc->trigger_type = TRIGGER_TYPE_NONE;
 
-       num_triggers_anyedge = 0;
-
-       for (l = sdi->channels, channel_index = 0; l; l = l->next, channel_index++) {
-               ch = l->data;
-               trigger = ch->trigger;
+       if (!(trigger = sr_session_trigger_get()))
+               return SR_OK;
 
-               if (!trigger || !ch->enabled)
-                       continue;
+       if (g_slist_length(trigger->stages) > 1) {
+               sr_err("This device only supports 1 trigger stage.");
+               return SR_ERR;
+       }
 
-               switch (*trigger) {
-               case 'r':
-                       trigger_type = TRIGGER_TYPE_POSEDGE;
-                       break;
-               case 'f':
-                       trigger_type = TRIGGER_TYPE_NEGEDGE;
-                       break;
-               case 'c':
-                       trigger_type = TRIGGER_TYPE_ANYEDGE;
-                       num_triggers_anyedge++;
-                       break;
-               default:
-                       continue;
+       num_triggers_anyedge = 0;
+       for (l = trigger->stages; l; l = l->next) {
+               stage = l->data;
+               for (m = stage->matches; m; m = m->next) {
+                       match = m->data;
+                       if (!match->channel->enabled)
+                               /* Ignore disabled channels with a trigger. */
+                               continue;
+                       devc->trigger_channel = match->channel->index + 1;
+                       switch (match->match) {
+                       case SR_TRIGGER_RISING:
+                               devc->trigger_type = TRIGGER_TYPE_POSEDGE;
+                               break;
+                       case SR_TRIGGER_FALLING:
+                               devc->trigger_type = TRIGGER_TYPE_NEGEDGE;
+                               break;
+                       case SR_TRIGGER_EDGE:
+                               devc->trigger_type = TRIGGER_TYPE_ANYEDGE;
+                               num_triggers_anyedge++;
+                               break;
+                       }
                }
-
-               devc->trigger_channel = channel_index + 1;
-               devc->trigger_type = trigger_type;
        }
 
        /*
@@ -533,6 +537,8 @@ SR_PRIV void sl2_configure_trigger(const struct sr_dev_inst *sdi)
 
        sr_dbg("Trigger set to channel 0x%02x and type 0x%02x.",
                devc->trigger_channel, devc->trigger_type);
+
+       return SR_OK;
 }
 
 SR_PRIV int sl2_set_capture_ratio(const struct sr_dev_inst *sdi,
index 3b411e69362de7d3258a845d163d392ad441a933..5e7c7b3b40686e9a149681dbf747709f2c1566ed 100644 (file)
@@ -49,8 +49,6 @@
 #define NUM_SAMPLERATES                        11
 #define NUM_CHANNELS                   4
 
-#define TRIGGER_TYPES                  "rfc"
-
 /*
  * Number of sample bytes and samples the device can acquire. Note that the
  * vendor software can acquire 32736 sample bytes only but the device is capable
@@ -225,7 +223,7 @@ SR_PRIV int sl2_set_samplerate(const struct sr_dev_inst *sdi,
                uint64_t samplerate);
 SR_PRIV int sl2_set_limit_samples(const struct sr_dev_inst *sdi,
                                  uint64_t limit_samples);
-SR_PRIV void sl2_configure_trigger(const struct sr_dev_inst *sdi);
+SR_PRIV int sl2_convert_trigger(const struct sr_dev_inst *sdi);
 SR_PRIV int sl2_set_capture_ratio(const struct sr_dev_inst *sdi,
                                  uint64_t capture_ratio);
 SR_PRIV int sl2_set_after_trigger_delay(const struct sr_dev_inst *sdi,