#include <glib/gstdio.h>
#include <ftdi.h>
#include <string.h>
-#include "sigrok.h"
-#include "sigrok-internal.h"
+#include "libsigrok.h"
+#include "libsigrok-internal.h"
#include "asix-sigma.h"
#define USB_VENDOR 0xa600
#define TRIGGER_TYPES "rf10"
#define NUM_PROBES 16
-static GSList *dev_insts = NULL;
+SR_PRIV struct sr_dev_driver asix_sigma_driver_info;
+static struct sr_dev_driver *adi = &asix_sigma_driver_info;
-static uint64_t supported_samplerates[] = {
+static const uint64_t supported_samplerates[] = {
SR_KHZ(200),
SR_KHZ(250),
SR_KHZ(500),
NULL,
};
-static struct sr_samplerates samplerates = {
+static const struct sr_samplerates samplerates = {
0,
0,
0,
supported_samplerates,
};
-static int hwcaps[] = {
+static const int hwcaps[] = {
SR_HWCAP_LOGIC_ANALYZER,
SR_HWCAP_SAMPLERATE,
SR_HWCAP_CAPTURE_RATIO,
"asix-sigma-phasor.fw", /* Frequency counter */
};
-static int hw_dev_acquisition_stop(int dev_index, void *cb_data);
+static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi,
+ void *cb_data);
static int sigma_read(void *buf, size_t size, struct context *ctx)
{
return SR_OK;
}
-static int hw_init(const char *devinfo)
+static void clear_instances(void)
{
+ GSList *l;
struct sr_dev_inst *sdi;
struct context *ctx;
+
+ /* Properly close all devices. */
+ for (l = adi->instances; l; l = l->next) {
+ if (!(sdi = l->data)) {
+ /* Log error, but continue cleaning up the rest. */
+ sr_err("sigma: %s: sdi was NULL, continuing", __func__);
+ continue;
+ }
+ if (sdi->priv) {
+ ctx = sdi->priv;
+ ftdi_free(&ctx->ftdic);
+ g_free(ctx);
+ }
+ sr_dev_inst_free(sdi);
+ }
+ g_slist_free(adi->instances);
+ adi->instances = NULL;
+
+}
+
+static int hw_init(void)
+{
+
+ /* Nothing to do. */
+
+ return SR_OK;
+}
+
+static GSList *hw_scan(GSList *options)
+{
+ struct sr_dev_inst *sdi;
+ struct sr_probe *probe;
+ struct context *ctx;
+ GSList *devices;
struct ftdi_device_list *devlist;
char serial_txt[10];
uint32_t serial;
+ int ret, i;
- /* Avoid compiler warnings. */
- (void)devinfo;
+ (void)options;
+ devices = NULL;
+ clear_instances();
if (!(ctx = g_try_malloc(sizeof(struct context)))) {
sr_err("sigma: %s: ctx malloc failed", __func__);
- return SR_ERR_MALLOC;
+ return NULL;
}
ftdi_init(&ctx->ftdic);
/* Look for SIGMAs. */
- if (ftdi_usb_find_all(&ctx->ftdic, &devlist,
- USB_VENDOR, USB_PRODUCT) <= 0)
+ if ((ret = ftdi_usb_find_all(&ctx->ftdic, &devlist,
+ USB_VENDOR, USB_PRODUCT)) <= 0) {
+ if (ret < 0)
+ sr_err("ftdi_usb_find_all(): %d", ret);
goto free;
+ }
/* Make sure it's a version 1 or 2 SIGMA. */
ftdi_usb_get_strings(&ctx->ftdic, devlist->dev, NULL, 0, NULL, 0,
sr_err("sigma: %s: sdi was NULL", __func__);
goto free;
}
+ sdi->driver = adi;
- sdi->priv = ctx;
+ for (i = 0; probe_names[i]; i++) {
+ if (!(probe = sr_probe_new(i, SR_PROBE_ANALOG, TRUE,
+ probe_names[i])))
+ return NULL;
+ sdi->probes = g_slist_append(sdi->probes, probe);
+ }
- dev_insts = g_slist_append(dev_insts, sdi);
+ devices = g_slist_append(devices, sdi);
+ adi->instances = g_slist_append(adi->instances, sdi);
+ sdi->priv = ctx;
/* We will open the device again when we need it. */
ftdi_list_free(&devlist);
- return 1;
+ return devices;
free:
+ ftdi_deinit(&ctx->ftdic);
g_free(ctx);
- return 0;
+ return NULL;
}
static int upload_firmware(int firmware_idx, struct context *ctx)
return SR_OK;
}
-static int hw_dev_open(int dev_index)
+static int hw_dev_open(struct sr_dev_inst *sdi)
{
- struct sr_dev_inst *sdi;
struct context *ctx;
int ret;
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index)))
- return SR_ERR;
-
ctx = sdi->priv;
/* Make sure it's an ASIX SIGMA. */
return SR_OK;
}
-static int set_samplerate(struct sr_dev_inst *sdi, uint64_t samplerate)
+static int set_samplerate(const struct sr_dev_inst *sdi, uint64_t samplerate)
{
int i, ret;
struct context *ctx = sdi->priv;
* The Sigma supports complex triggers using boolean expressions, but this
* has not been implemented yet.
*/
-static int configure_probes(struct sr_dev_inst *sdi, GSList *probes)
+static int configure_probes(const struct sr_dev_inst *sdi, const GSList *probes)
{
struct context *ctx = sdi->priv;
- struct sr_probe *probe;
- GSList *l;
+ const struct sr_probe *probe;
+ const GSList *l;
int trigger_set = 0;
int probebit;
for (l = probes; l; l = l->next) {
probe = (struct sr_probe *)l->data;
- probebit = 1 << (probe->index - 1);
+ probebit = 1 << (probe->index);
if (!probe->enabled || !probe->trigger)
continue;
return SR_OK;
}
-static int hw_dev_close(int dev_index)
+static int hw_dev_close(struct sr_dev_inst *sdi)
{
- struct sr_dev_inst *sdi;
struct context *ctx;
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) {
- sr_err("sigma: %s: sdi was NULL", __func__);
- return SR_ERR_BUG;
- }
-
if (!(ctx = sdi->priv)) {
sr_err("sigma: %s: sdi->priv was NULL", __func__);
return SR_ERR_BUG;
static int hw_cleanup(void)
{
- GSList *l;
- struct sr_dev_inst *sdi;
- int ret = SR_OK;
- /* Properly close all devices. */
- for (l = dev_insts; l; l = l->next) {
- if (!(sdi = l->data)) {
- /* Log error, but continue cleaning up the rest. */
- sr_err("sigma: %s: sdi was NULL, continuing", __func__);
- ret = SR_ERR_BUG;
- continue;
- }
- sr_dev_inst_free(sdi);
- }
- g_slist_free(dev_insts);
- dev_insts = NULL;
+ clear_instances();
- return ret;
+ return SR_OK;
}
-static void *hw_dev_info_get(int dev_index, int dev_info_id)
+static int hw_info_get(int info_id, const void **data,
+ const struct sr_dev_inst *sdi)
{
- struct sr_dev_inst *sdi;
struct context *ctx;
- void *info = NULL;
-
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) {
- sr_err("sigma: %s: sdi was NULL", __func__);
- return NULL;
- }
- ctx = sdi->priv;
-
- switch (dev_info_id) {
- case SR_DI_INST:
- info = sdi;
+ switch (info_id) {
+ case SR_DI_HWCAPS:
+ *data = hwcaps;
break;
case SR_DI_NUM_PROBES:
- info = GINT_TO_POINTER(NUM_PROBES);
+ *data = GINT_TO_POINTER(NUM_PROBES);
break;
case SR_DI_PROBE_NAMES:
- info = probe_names;
+ *data = probe_names;
break;
case SR_DI_SAMPLERATES:
- info = &samplerates;
+ *data = &samplerates;
break;
case SR_DI_TRIGGER_TYPES:
- info = (char *)TRIGGER_TYPES;
+ *data = (char *)TRIGGER_TYPES;
break;
case SR_DI_CUR_SAMPLERATE:
- info = &ctx->cur_samplerate;
+ if (sdi) {
+ ctx = sdi->priv;
+ *data = &ctx->cur_samplerate;
+ } else
+ return SR_ERR;
break;
+ default:
+ return SR_ERR_ARG;
}
- return info;
-}
-
-static int hw_dev_status_get(int dev_index)
-{
- struct sr_dev_inst *sdi;
-
- sdi = sr_dev_inst_get(dev_insts, dev_index);
- if (sdi)
- return sdi->status;
- else
- return SR_ST_NOT_FOUND;
-}
-
-static int *hw_hwcap_get_all(void)
-{
- return hwcaps;
+ return SR_OK;
}
-static int hw_dev_config_set(int dev_index, int hwcap, void *value)
+static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
+ const void *value)
{
- struct sr_dev_inst *sdi;
struct context *ctx;
int ret;
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index)))
- return SR_ERR;
-
ctx = sdi->priv;
if (hwcap == SR_HWCAP_SAMPLERATE) {
- ret = set_samplerate(sdi, *(uint64_t *)value);
+ ret = set_samplerate(sdi, *(const uint64_t *)value);
} else if (hwcap == SR_HWCAP_PROBECONFIG) {
ret = configure_probes(sdi, value);
} else if (hwcap == SR_HWCAP_LIMIT_MSEC) {
- ctx->limit_msec = *(uint64_t *)value;
+ ctx->limit_msec = *(const uint64_t *)value;
if (ctx->limit_msec > 0)
ret = SR_OK;
else
ret = SR_ERR;
} else if (hwcap == SR_HWCAP_CAPTURE_RATIO) {
- ctx->capture_ratio = *(uint64_t *)value;
+ ctx->capture_ratio = *(const uint64_t *)value;
if (ctx->capture_ratio < 0 || ctx->capture_ratio > 100)
ret = SR_ERR;
else
if (running_msec < ctx->limit_msec && numchunks < 32767)
return TRUE; /* While capturing... */
else
- hw_dev_acquisition_stop(sdi->index, sdi);
+ hw_dev_acquisition_stop(sdi, sdi);
} else if (ctx->state.state == SIGMA_DOWNLOAD) {
if (ctx->state.chunks_downloaded >= numchunks) {
return SR_OK;
}
-static int hw_dev_acquisition_start(int dev_index, void *cb_data)
+static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
+ void *cb_data)
{
- struct sr_dev_inst *sdi;
struct context *ctx;
struct sr_datafeed_packet *packet;
struct sr_datafeed_header *header;
struct triggerinout triggerinout_conf;
struct triggerlut lut;
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index)))
- return SR_ERR;
-
ctx = sdi->priv;
/* If the samplerate has not been set, default to 200 kHz. */
sr_session_send(ctx->session_dev_id, packet);
/* Add capture source. */
- sr_source_add(0, G_IO_IN, 10, receive_data, sdi);
+ sr_source_add(0, G_IO_IN, 10, receive_data, (void *)sdi);
g_free(header);
g_free(packet);
return SR_OK;
}
-static int hw_dev_acquisition_stop(int dev_index, void *cb_data)
+static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi,
+ void *cb_data)
{
- struct sr_dev_inst *sdi;
struct context *ctx;
uint8_t modestatus;
/* Avoid compiler warnings. */
(void)cb_data;
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) {
- sr_err("sigma: %s: sdi was NULL", __func__);
- return SR_ERR_BUG;
- }
-
if (!(ctx = sdi->priv)) {
sr_err("sigma: %s: sdi->priv was NULL", __func__);
return SR_ERR_BUG;
.api_version = 1,
.init = hw_init,
.cleanup = hw_cleanup,
+ .scan = hw_scan,
.dev_open = hw_dev_open,
.dev_close = hw_dev_close,
- .dev_info_get = hw_dev_info_get,
- .dev_status_get = hw_dev_status_get,
- .hwcap_get_all = hw_hwcap_get_all,
+ .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,
+ .instances = NULL,
};