/*
- * This file is part of the sigrok project.
+ * This file is part of the libsigrok project.
*
* Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
*
SR_CONF_TRIGGER_TYPE,
SR_CONF_CAPTURE_RATIO,
SR_CONF_LIMIT_SAMPLES,
+ SR_CONF_EXTERNAL_CLOCK,
+ SR_CONF_PATTERN_MODE,
SR_CONF_RLE,
};
+#define STR_PATTERN_EXTERNAL "external"
+#define STR_PATTERN_INTERNAL "internal"
+
+/* Supported methods of test pattern outputs */
+enum {
+ /**
+ * Capture pins 31:16 (unbuffered wing) output a test pattern
+ * that can captured on pins 0:15.
+ */
+ PATTERN_EXTERNAL,
+
+ /** Route test pattern internally to capture buffer. */
+ PATTERN_INTERNAL,
+};
+
/* Probes are numbered 0-31 (on the PCB silkscreen). */
SR_PRIV const char *ols_probe_names[NUM_PROBES + 1] = {
"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12",
SR_PRIV struct sr_dev_driver ols_driver_info;
static struct sr_dev_driver *di = &ols_driver_info;
-static int hw_init(struct sr_context *sr_ctx)
+static int dev_clear(void)
{
- return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN);
+ return std_dev_clear(di, NULL);
}
-static GSList *hw_scan(GSList *options)
+static int init(struct sr_context *sr_ctx)
+{
+ return std_init(sr_ctx, di, LOG_PREFIX);
+}
+
+static GSList *scan(GSList *options)
{
struct sr_config *src;
struct sr_dev_inst *sdi;
const char *conn, *serialcomm;
char buf[8];
- (void)options;
-
drvc = di->priv;
devices = NULL;
return devices;
}
-static GSList *hw_dev_list(void)
+static GSList *dev_list(void)
{
return ((struct drv_context *)(di->priv))->instances;
}
-static int hw_dev_open(struct sr_dev_inst *sdi)
+static int dev_open(struct sr_dev_inst *sdi)
{
struct sr_serial_dev_inst *serial;
return SR_OK;
}
-static int hw_dev_close(struct sr_dev_inst *sdi)
+static int dev_close(struct sr_dev_inst *sdi)
{
struct sr_serial_dev_inst *serial;
return SR_OK;
}
-static int hw_cleanup(void)
+static int cleanup(void)
{
- GSList *l;
- struct sr_dev_inst *sdi;
- struct drv_context *drvc;
- struct dev_context *devc;
- struct sr_serial_dev_inst *serial;
- int ret = SR_OK;
-
- if (!(drvc = di->priv))
- return SR_OK;
-
- /* Properly close and free all devices. */
- for (l = drvc->instances; l; l = l->next) {
- if (!(sdi = l->data)) {
- /* Log error, but continue cleaning up the rest. */
- sr_err("%s: sdi was NULL, continuing", __func__);
- ret = SR_ERR_BUG;
- continue;
- }
- if (!(devc = sdi->priv)) {
- /* Log error, but continue cleaning up the rest. */
- sr_err("%s: sdi->priv was NULL, continuing", __func__);
- ret = SR_ERR_BUG;
- continue;
- }
- hw_dev_close(sdi);
- serial = sdi->conn;
- sr_serial_dev_inst_free(serial);
- sr_dev_inst_free(sdi);
- }
- g_slist_free(drvc->instances);
- drvc->instances = NULL;
-
- return ret;
+ return dev_clear();
}
static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi)
case SR_CONF_LIMIT_SAMPLES:
*data = g_variant_new_uint64(devc->limit_samples);
break;
+ case SR_CONF_PATTERN_MODE:
+ if (devc->flag_reg & FLAG_EXTERNAL_TEST_MODE)
+ *data = g_variant_new_string(STR_PATTERN_EXTERNAL);
+ else if (devc->flag_reg & FLAG_INTERNAL_TEST_MODE)
+ *data = g_variant_new_string(STR_PATTERN_INTERNAL);
+ break;
case SR_CONF_RLE:
*data = g_variant_new_boolean(devc->flag_reg & FLAG_RLE ? TRUE : FALSE);
break;
struct dev_context *devc;
int ret;
uint64_t tmp_u64;
+ const char *stropt;
+
+ if (sdi->status != SR_ST_ACTIVE)
+ return SR_ERR_DEV_CLOSED;
devc = sdi->priv;
} else
ret = SR_OK;
break;
+ case SR_CONF_EXTERNAL_CLOCK:
+ if (g_variant_get_boolean(data)) {
+ sr_info("Enabling external clock.");
+ devc->flag_reg |= FLAG_CLOCK_EXTERNAL;
+ } else {
+ sr_info("Disabled external clock.");
+ devc->flag_reg &= ~FLAG_CLOCK_EXTERNAL;
+ }
+ ret = SR_OK;
+ break;
+ case SR_CONF_PATTERN_MODE:
+ stropt = g_variant_get_string(data, NULL);
+ ret = SR_OK;
+ if (!strcmp(stropt, STR_PATTERN_INTERNAL)) {
+ sr_info("Enabling internal test mode.");
+ devc->flag_reg |= FLAG_INTERNAL_TEST_MODE;
+ } else if (!strcmp(stropt, STR_PATTERN_EXTERNAL)) {
+ sr_info("Enabling external test mode.");
+ devc->flag_reg |= FLAG_EXTERNAL_TEST_MODE;
+ } else {
+ ret = SR_ERR;
+ }
+ break;
case SR_CONF_RLE:
if (g_variant_get_boolean(data)) {
sr_info("Enabling RLE.");
return SR_OK;
}
-static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
+static int dev_acquisition_start(const struct sr_dev_inst *sdi,
void *cb_data)
{
struct dev_context *devc;
int num_channels;
int i;
+ if (sdi->status != SR_ST_ACTIVE)
+ return SR_ERR_DEV_CLOSED;
+
devc = sdi->priv;
serial = sdi->conn;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR;
-
if (ols_configure_probes(sdi) != SR_OK) {
sr_err("Failed to configure probes.");
return SR_ERR;
devc->num_transfers = devc->num_samples = devc->num_bytes = 0;
/* Send header packet to the session bus. */
- std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN);
+ std_session_send_df_header(cb_data, LOG_PREFIX);
sr_source_add(serial->fd, G_IO_IN, -1, ols_receive_data, cb_data);
return SR_OK;
}
-static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
{
- /* Avoid compiler warnings. */
(void)cb_data;
abort_acquisition(sdi);
.name = "ols",
.longname = "Openbench Logic Sniffer",
.api_version = 1,
- .init = hw_init,
- .cleanup = hw_cleanup,
- .scan = hw_scan,
- .dev_list = hw_dev_list,
- .dev_clear = hw_cleanup,
+ .init = init,
+ .cleanup = cleanup,
+ .scan = scan,
+ .dev_list = dev_list,
+ .dev_clear = dev_clear,
.config_get = config_get,
.config_set = config_set,
.config_list = config_list,
- .dev_open = hw_dev_open,
- .dev_close = hw_dev_close,
- .dev_acquisition_start = hw_dev_acquisition_start,
- .dev_acquisition_stop = hw_dev_acquisition_stop,
+ .dev_open = dev_open,
+ .dev_close = dev_close,
+ .dev_acquisition_start = dev_acquisition_start,
+ .dev_acquisition_stop = dev_acquisition_stop,
.priv = NULL,
};