X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fhardware%2Fsaleae-logic16%2Fapi.c;h=e6b752d1fcb3f7bc18d8a2425bdec5ba02b12e9c;hb=4a465510fb2a427089f3460da599a4dda6e4a146;hp=e8ce53a877f11fbd72785d7c4088b1a9e9830aeb;hpb=ce7d3578e3b1438ca472abea8b3844c3debd249f;p=libsigrok.git
diff --git a/src/hardware/saleae-logic16/api.c b/src/hardware/saleae-logic16/api.c
index e8ce53a8..e6b752d1 100644
--- a/src/hardware/saleae-logic16/api.c
+++ b/src/hardware/saleae-logic16/api.c
@@ -19,12 +19,13 @@
* along with this program. If not, see .
*/
+#include
#include
#include
#include
#include
#include
-#include "libsigrok.h"
+#include
#include "libsigrok-internal.h"
#include "protocol.h"
@@ -33,14 +34,11 @@
#define USB_INTERFACE 0
#define USB_CONFIGURATION 1
-#define FX2_FIRMWARE FIRMWARE_DIR "/saleae-logic16-fx2.fw"
+#define FX2_FIRMWARE "saleae-logic16-fx2.fw"
#define MAX_RENUM_DELAY_MS 3000
#define NUM_SIMUL_TRANSFERS 32
-SR_PRIV struct sr_dev_driver saleae_logic16_driver_info;
-static struct sr_dev_driver *di = &saleae_logic16_driver_info;
-
static const uint32_t scanopts[] = {
SR_CONF_CONN,
};
@@ -53,6 +51,7 @@ static const uint32_t devopts[] = {
SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
SR_CONF_VOLTAGE_THRESHOLD | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
SR_CONF_TRIGGER_MATCH | SR_CONF_LIST,
+ SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET,
};
static const int32_t soft_trigger_matches[] = {
@@ -66,7 +65,6 @@ static const int32_t soft_trigger_matches[] = {
static const char *channel_names[] = {
"0", "1", "2", "3", "4", "5", "6", "7", "8",
"9", "10", "11", "12", "13", "14", "15",
- NULL,
};
static const struct {
@@ -88,18 +86,15 @@ static const uint64_t samplerates[] = {
SR_MHZ(10),
SR_KHZ(12500),
SR_MHZ(16),
+ SR_MHZ(20),
SR_MHZ(25),
SR_MHZ(32),
SR_MHZ(40),
+ SR_MHZ(50),
SR_MHZ(80),
SR_MHZ(100),
};
-static int init(struct sr_context *sr_ctx)
-{
- return std_init(sr_ctx, di, LOG_PREFIX);
-}
-
static gboolean check_conf_profile(libusb_device *dev)
{
struct libusb_device_descriptor des;
@@ -111,8 +106,7 @@ static gboolean check_conf_profile(libusb_device *dev)
ret = FALSE;
while (!ret) {
/* Assume the FW has not been loaded, unless proven wrong. */
- if (libusb_get_device_descriptor(dev, &des) != 0)
- break;
+ libusb_get_device_descriptor(dev, &des);
if (libusb_open(dev, &hdl) != 0)
break;
@@ -138,22 +132,21 @@ static gboolean check_conf_profile(libusb_device *dev)
return ret;
}
-static GSList *scan(GSList *options)
+static GSList *scan(struct sr_dev_driver *di, GSList *options)
{
struct drv_context *drvc;
struct dev_context *devc;
struct sr_dev_inst *sdi;
struct sr_usb_dev_inst *usb;
- struct sr_channel *ch;
struct sr_config *src;
GSList *l, *devices, *conn_devices;
struct libusb_device_descriptor des;
libusb_device **devlist;
- int ret, i, j;
+ unsigned int i, j;
const char *conn;
char connection_id[64];
- drvc = di->priv;
+ drvc = di->context;
conn = NULL;
for (l = options; l; l = l->next) {
@@ -187,36 +180,26 @@ static GSList *scan(GSList *options)
continue;
}
- if ((ret = libusb_get_device_descriptor(devlist[i], &des)) != 0) {
- sr_warn("Failed to get device descriptor: %s.",
- libusb_error_name(ret));
- continue;
- }
+ libusb_get_device_descriptor(devlist[i], &des);
usb_get_port_path(devlist[i], connection_id, sizeof(connection_id));
if (des.idVendor != LOGIC16_VID || des.idProduct != LOGIC16_PID)
continue;
- sdi = sr_dev_inst_new(0, SR_ST_INITIALIZING,
- "Saleae", "Logic16", NULL);
- if (!sdi)
- return NULL;
- sdi->driver = di;
+ sdi = g_malloc0(sizeof(struct sr_dev_inst));
+ sdi->status = SR_ST_INITIALIZING;
+ sdi->vendor = g_strdup("Saleae");
+ sdi->model = g_strdup("Logic16");
sdi->connection_id = g_strdup(connection_id);
- for (j = 0; channel_names[j]; j++) {
- if (!(ch = sr_channel_new(j, SR_CHANNEL_LOGIC, TRUE,
- channel_names[j])))
- return NULL;
- sdi->channels = g_slist_append(sdi->channels, ch);
- }
+ for (j = 0; j < ARRAY_SIZE(channel_names); j++)
+ sr_channel_new(sdi, j, SR_CHANNEL_LOGIC, TRUE,
+ channel_names[j]);
- if (!(devc = g_try_malloc0(sizeof(struct dev_context))))
- return NULL;
+ devc = g_malloc0(sizeof(struct dev_context));
devc->selected_voltage_range = VOLTAGE_RANGE_18_33_V;
sdi->priv = devc;
- drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
if (check_conf_profile(devlist[i])) {
@@ -228,8 +211,8 @@ static GSList *scan(GSList *options)
libusb_get_bus_number(devlist[i]),
libusb_get_device_address(devlist[i]), NULL);
} else {
- if (ezusb_upload_firmware(devlist[i], USB_CONFIGURATION,
- FX2_FIRMWARE) == SR_OK)
+ if (ezusb_upload_firmware(drvc->sr_ctx, devlist[i],
+ USB_CONFIGURATION, FX2_FIRMWARE) == SR_OK)
/* Store when this device's FW was updated. */
devc->fw_updated = g_get_monotonic_time();
else
@@ -242,16 +225,12 @@ static GSList *scan(GSList *options)
libusb_free_device_list(devlist, 1);
g_slist_free_full(conn_devices, (GDestroyNotify)sr_usb_dev_inst_free);
- return devices;
-}
-
-static GSList *dev_list(void)
-{
- return ((struct drv_context *)(di->priv))->instances;
+ return std_scan_complete(di, devices);
}
static int logic16_dev_open(struct sr_dev_inst *sdi)
{
+ struct sr_dev_driver *di;
libusb_device **devlist;
struct sr_usb_dev_inst *usb;
struct libusb_device_descriptor des;
@@ -259,7 +238,8 @@ static int logic16_dev_open(struct sr_dev_inst *sdi)
int ret, i, device_count;
char connection_id[64];
- drvc = di->priv;
+ di = sdi->driver;
+ drvc = di->context;
usb = sdi->conn;
if (sdi->status == SR_ST_ACTIVE)
@@ -274,11 +254,7 @@ static int logic16_dev_open(struct sr_dev_inst *sdi)
}
for (i = 0; i < device_count; i++) {
- if ((ret = libusb_get_device_descriptor(devlist[i], &des))) {
- sr_err("Failed to get device descriptor: %s.",
- libusb_error_name(ret));
- continue;
- }
+ libusb_get_device_descriptor(devlist[i], &des);
if (des.idVendor != LOGIC16_VID || des.idProduct != LOGIC16_PID)
continue;
@@ -401,7 +377,7 @@ static int dev_close(struct sr_dev_inst *sdi)
struct sr_usb_dev_inst *usb;
usb = sdi->conn;
- if (usb->devhdl == NULL)
+ if (!usb->devhdl)
return SR_ERR;
sr_info("Closing device on %d.%d (logical) / %s (physical) interface %d.",
@@ -414,22 +390,6 @@ static int dev_close(struct sr_dev_inst *sdi)
return SR_OK;
}
-static int cleanup(void)
-{
- int ret;
- struct drv_context *drvc;
-
- if (!(drvc = di->priv))
- /* Can get called on an unused driver, doesn't matter. */
- return SR_OK;
-
- ret = std_dev_clear(di, NULL);
- g_free(drvc);
- di->priv = NULL;
-
- return ret;
-}
-
static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
const struct sr_channel_group *cg)
{
@@ -461,6 +421,12 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
devc = sdi->priv;
*data = g_variant_new_uint64(devc->cur_samplerate);
break;
+ case SR_CONF_CAPTURE_RATIO:
+ if (!sdi)
+ return SR_ERR;
+ devc = sdi->priv;
+ *data = g_variant_new_uint64(devc->capture_ratio);
+ break;
case SR_CONF_VOLTAGE_THRESHOLD:
if (!sdi)
return SR_ERR;
@@ -507,6 +473,10 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
case SR_CONF_LIMIT_SAMPLES:
devc->limit_samples = g_variant_get_uint64(data);
break;
+ case SR_CONF_CAPTURE_RATIO:
+ devc->capture_ratio = g_variant_get_uint64(data);
+ ret = (devc->capture_ratio > 100) ? SR_ERR : SR_OK;
+ break;
case SR_CONF_VOLTAGE_THRESHOLD:
g_variant_get(data, "(dd)", &low, &high);
ret = SR_ERR_ARG;
@@ -670,12 +640,14 @@ static int receive_data(int fd, int revents, void *cb_data)
struct dev_context *devc;
struct drv_context *drvc;
const struct sr_dev_inst *sdi;
+ struct sr_dev_driver *di;
(void)fd;
(void)revents;
sdi = cb_data;
- drvc = di->priv;
+ di = sdi->driver;
+ drvc = di->context;
devc = sdi->priv;
tv.tv_sec = tv.tv_usec = 0;
@@ -689,8 +661,9 @@ static int receive_data(int fd, int revents, void *cb_data)
return TRUE;
}
-static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_start(const struct sr_dev_inst *sdi)
{
+ struct sr_dev_driver *di = sdi->driver;
struct dev_context *devc;
struct drv_context *drvc;
struct sr_usb_dev_inst *usb;
@@ -704,7 +677,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
if (sdi->status != SR_ST_ACTIVE)
return SR_ERR_DEV_CLOSED;
- drvc = di->priv;
+ drvc = di->context;
devc = sdi->priv;
usb = sdi->conn;
@@ -714,14 +687,18 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
return SR_ERR;
}
- devc->cb_data = cb_data;
devc->sent_samples = 0;
devc->empty_transfer_count = 0;
devc->cur_channel = 0;
memset(devc->channel_data, 0, sizeof(devc->channel_data));
if ((trigger = sr_session_trigger_get(sdi->session))) {
- devc->stl = soft_trigger_logic_new(sdi, trigger);
+ int pre_trigger_samples = 0;
+ if (devc->limit_samples > 0)
+ pre_trigger_samples = devc->capture_ratio * devc->limit_samples/100;
+ devc->stl = soft_trigger_logic_new(sdi, trigger, pre_trigger_samples);
+ if (!devc->stl)
+ return SR_ERR_MALLOC;
devc->trigger_fired = FALSE;
} else
devc->trigger_fired = TRUE;
@@ -784,8 +761,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
usb_source_add(sdi->session, devc->ctx, timeout, receive_data, (void *)sdi);
- /* Send header packet to the session bus. */
- std_session_send_df_header(cb_data, LOG_PREFIX);
+ std_session_send_df_header(sdi);
if ((ret = logic16_start_acquisition(sdi)) != SR_OK) {
abort_acquisition(devc);
@@ -795,12 +771,10 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
return SR_OK;
}
-static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_stop(struct sr_dev_inst *sdi)
{
int ret;
- (void)cb_data;
-
if (sdi->status != SR_ST_ACTIVE)
return SR_ERR_DEV_CLOSED;
@@ -811,14 +785,14 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
return ret;
}
-SR_PRIV struct sr_dev_driver saleae_logic16_driver_info = {
+static struct sr_dev_driver saleae_logic16_driver_info = {
.name = "saleae-logic16",
.longname = "Saleae Logic16",
.api_version = 1,
- .init = init,
- .cleanup = cleanup,
+ .init = std_init,
+ .cleanup = std_cleanup,
.scan = scan,
- .dev_list = dev_list,
+ .dev_list = std_dev_list,
.dev_clear = NULL,
.config_get = config_get,
.config_set = config_set,
@@ -827,5 +801,6 @@ SR_PRIV struct sr_dev_driver saleae_logic16_driver_info = {
.dev_close = dev_close,
.dev_acquisition_start = dev_acquisition_start,
.dev_acquisition_stop = dev_acquisition_stop,
- .priv = NULL,
+ .context = NULL,
};
+SR_REGISTER_DEV_DRIVER(saleae_logic16_driver_info);