static int hw_init(const char *devinfo)
{
struct sr_dev_inst *sdi;
struct context *ctx;
int devcnt = 0;
/* Avoid compiler warnings. */
(void)devinfo;
if (libusb_init(&genericdmm_usb_context) != 0) {
sr_err("genericdmm: Failed to initialize USB.");
return 0;
}
if (!(ctx = g_try_malloc0(sizeof(struct context)))) {
sr_err("genericdmm: ctx malloc failed.");
return 0;
}
devcnt = g_slist_length(genericdmm_dev_insts);
if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_ACTIVE, "Generic DMM",
NULL, NULL))) {
sr_err("genericdmm: sr_dev_inst_new returned NULL.");
return 0;
}
sdi->priv = ctx;
genericdmm_dev_insts = g_slist_append(genericdmm_dev_insts, sdi);
/* Always initialized just one device instance. */
return 0;
}
static GSList *scan(GSList *options)
{
struct drv_context *drvc;
struct dev_context *devc;
struct sr_dev_inst *sdi;
struct sr_channel *ch;
GSList *usb_devices, *devices, *l;
char *model;
(void)options;
drvc = di->priv;
drvc->instances = NULL;
devices = NULL;
if ((usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, USB_CONN))) {
/* We have a list of sr_usb_dev_inst matching the connection
* string. Wrap them in sr_dev_inst and we're done. */
for (l = usb_devices; l; l = l->next) {
if (scan_kecheng(l->data, &model) != SR_OK)
continue;
if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, VENDOR,
model, NULL)))
return NULL;
g_free(model);
sdi->driver = di;
sdi->inst_type = SR_INST_USB;
sdi->conn = l->data;
if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "SPL")))
return NULL;
sdi->channels = g_slist_append(sdi->channels, ch);
if (!(devc = g_try_malloc(sizeof(struct dev_context)))) {
sr_dbg("Device context malloc failed.");
return NULL;
}
sdi->priv = devc;
devc->limit_samples = 0;
/* The protocol provides no way to read the current
* settings, so we'll enforce these. */
devc->sample_interval = DEFAULT_SAMPLE_INTERVAL;
devc->alarm_low = DEFAULT_ALARM_LOW;
devc->alarm_high = DEFAULT_ALARM_HIGH;
devc->mqflags = DEFAULT_WEIGHT_TIME | DEFAULT_WEIGHT_FREQ;
devc->data_source = DEFAULT_DATA_SOURCE;
devc->config_dirty = FALSE;
/* TODO: Set date/time? */
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
}
g_slist_free(usb_devices);
} else
g_slist_free_full(usb_devices, g_free);
return devices;
}
static GSList *mic_scan(const char *conn, const char *serialcomm, int idx)
{
struct sr_dev_inst *sdi;
struct drv_context *drvc;
struct dev_context *devc;
struct sr_probe *probe;
struct sr_serial_dev_inst *serial;
GSList *devices;
if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
return NULL;
if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
return NULL;
drvc = mic_devs[idx].di->priv;
devices = NULL;
serial_flush(serial);
/* TODO: Query device type. */
// ret = mic_cmd_get_device_info(serial);
sr_info("Found device on port %s.", conn);
/* TODO: Fill in version from protocol response. */
if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, mic_devs[idx].vendor,
mic_devs[idx].device, "")))
goto scan_cleanup;
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
goto scan_cleanup;
}
sdi->inst_type = SR_INST_SERIAL;
sdi->conn = serial;
sdi->priv = devc;
sdi->driver = mic_devs[idx].di;
if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "Temperature")))
goto scan_cleanup;
sdi->probes = g_slist_append(sdi->probes, probe);
if (mic_devs[idx].has_humidity) {
if (!(probe = sr_probe_new(1, SR_PROBE_ANALOG, TRUE, "Humidity")))
goto scan_cleanup;
sdi->probes = g_slist_append(sdi->probes, probe);
}
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
scan_cleanup:
serial_close(serial);
return devices;
}
static GSList *scan(GSList *options)
{
struct drv_context *drvc;
struct dev_context *devc;
struct sr_dev_inst *sdi;
struct sr_config *src;
struct sr_probe *probe;
GSList *devices, *l;
const char *conn, *serialcomm;
drvc = di->priv;
drvc->instances = NULL;
devices = NULL;
conn = serialcomm = NULL;
for (l = options; l; l = l->next) {
src = l->data;
switch (src->key) {
case SR_CONF_CONN:
conn = g_variant_get_string(src->data, NULL);
break;
case SR_CONF_SERIALCOMM:
serialcomm = g_variant_get_string(src->data, NULL);
break;
}
}
if (!conn)
return NULL;
if (!serialcomm)
serialcomm = SERIALCOMM;
if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, "Colead",
"SL-5868P", NULL)))
return NULL;
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_dbg("Device context malloc failed.");
return NULL;
}
if (!(sdi->conn = sr_serial_dev_inst_new(conn, serialcomm)))
return NULL;
sdi->inst_type = SR_INST_SERIAL;
sdi->priv = devc;
sdi->driver = di;
if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
return NULL;
sdi->probes = g_slist_append(sdi->probes, probe);
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
return devices;
}
static struct sr_dev_inst *dso_dev_new(int index, const struct dso_profile *prof)
{
struct sr_dev_inst *sdi;
struct sr_probe *probe;
struct drv_context *drvc;
struct dev_context *devc;
int i;
sdi = sr_dev_inst_new(index, SR_ST_INITIALIZING,
prof->vendor, prof->model, NULL);
if (!sdi)
return NULL;
sdi->driver = di;
/*
* Add only the real probes -- EXT isn't a source of data, only
* a trigger source internal to the device.
*/
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);
}
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
return NULL;
}
devc->profile = prof;
devc->dev_state = IDLE;
devc->timebase = DEFAULT_TIMEBASE;
devc->ch1_enabled = TRUE;
devc->ch2_enabled = TRUE;
devc->voltage_ch1 = DEFAULT_VOLTAGE;
devc->voltage_ch2 = DEFAULT_VOLTAGE;
devc->coupling_ch1 = DEFAULT_COUPLING;
devc->coupling_ch2 = DEFAULT_COUPLING;
devc->voffset_ch1 = DEFAULT_VERT_OFFSET;
devc->voffset_ch2 = DEFAULT_VERT_OFFSET;
devc->voffset_trigger = DEFAULT_VERT_TRIGGERPOS;
devc->framesize = DEFAULT_FRAMESIZE;
devc->triggerslope = SLOPE_POSITIVE;
devc->triggersource = g_strdup(DEFAULT_TRIGGER_SOURCE);
devc->triggerposition = DEFAULT_HORIZ_TRIGGERPOS;
sdi->priv = devc;
drvc = di->priv;
drvc->instances = g_slist_append(drvc->instances, sdi);
return sdi;
}
static int init(struct sr_input *in, const char *filename)
{
struct sr_probe *probe;
int num_probes, i;
char name[SR_MAX_PROBENAME_LEN + 1];
char *param;
struct context *ctx;
(void)filename;
if (!(ctx = g_try_malloc0(sizeof(*ctx)))) {
sr_err("Input format context malloc failed.");
return SR_ERR_MALLOC;
}
num_probes = DEFAULT_NUM_PROBES;
ctx->samplerate = 0;
if (in->param) {
param = g_hash_table_lookup(in->param, "numprobes");
if (param) {
num_probes = strtoul(param, NULL, 10);
if (num_probes < 1)
return SR_ERR;
}
param = g_hash_table_lookup(in->param, "samplerate");
if (param) {
if (sr_parse_sizestring(param, &ctx->samplerate) != SR_OK)
return SR_ERR;
}
}
/* Create a virtual device. */
in->sdi = sr_dev_inst_new(LOGIC, 0, SR_ST_ACTIVE, NULL, NULL, NULL);
in->internal = ctx;
for (i = 0; i < num_probes; i++) {
snprintf(name, SR_MAX_PROBENAME_LEN, "%d", i);
/* TODO: Check return value. */
if (!(probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE, name)))
return SR_ERR;
in->sdi->probes = g_slist_append(in->sdi->probes, probe);
}
return SR_OK;
}
static GSList *scan(GSList *options)
{
struct sr_dev_inst *sdi;
struct sr_probe *probe;
struct drv_context *drvc;
struct dev_context *devc;
GSList *devices;
int i;
(void)options;
drvc = di->priv;
devices = NULL;
sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, DEMONAME, NULL, NULL);
if (!sdi) {
sr_err("Device instance creation failed.");
return NULL;
}
sdi->driver = di;
for (i = 0; probe_names[i]; i++) {
if (!(probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE,
probe_names[i])))
return NULL;
sdi->probes = g_slist_append(sdi->probes, probe);
}
devices = g_slist_append(devices, sdi);
drvc->instances = g_slist_append(drvc->instances, sdi);
if (!(devc = g_try_malloc(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
return NULL;
}
devc->sdi = sdi;
devc->cur_samplerate = SR_KHZ(200);
devc->limit_samples = 0;
devc->limit_msec = 0;
devc->sample_generator = PATTERN_SIGROK;
sdi->priv = devc;
return devices;
}
static int init(struct sr_input *in, const char *filename)
{
struct sr_probe *probe;
struct context *ctx;
char buf[40], probename[8];
int i;
if (get_wav_header(filename, buf) != SR_OK)
return SR_ERR;
if (!(ctx = g_try_malloc0(sizeof(struct context))))
return SR_ERR_MALLOC;
/* Create a virtual device. */
in->sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, NULL, NULL, NULL);
in->sdi->priv = ctx;
ctx->samplerate = GUINT32_FROM_LE(*(uint32_t *)(buf + 24));
ctx->samplesize = GUINT16_FROM_LE(*(uint16_t *)(buf + 34)) / 8;
if (ctx->samplesize != 1 && ctx->samplesize != 2 && ctx->samplesize != 4) {
sr_err("only 8, 16 or 32 bits per sample supported.");
return SR_ERR;
}
if ((ctx->num_channels = GUINT16_FROM_LE(*(uint16_t *)(buf + 22))) > 20) {
sr_err("%d channels seems crazy.", ctx->num_channels);
return SR_ERR;
}
for (i = 0; i < ctx->num_channels; i++) {
snprintf(probename, 8, "CH%d", i + 1);
if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, probename)))
return SR_ERR;
in->sdi->probes = g_slist_append(in->sdi->probes, probe);
}
return SR_OK;
}
static GSList *scan(GSList *options)
{
GSList *usb_devices, *devices, *l;
struct drv_context *drvc;
struct sr_dev_inst *sdi;
struct sr_probe *probe;
struct dev_context *devc;
struct sr_usb_dev_inst *usb;
struct device_info dev_info;
int ret, device_index, i;
char *fw_ver_str;
(void)options;
devices = NULL;
drvc = di->priv;
drvc->instances = NULL;
device_index = 0;
usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, USB_VID_PID);
if (usb_devices == NULL)
return NULL;
for (l = usb_devices; l; l = l->next) {
usb = l->data;
if ((ret = sl2_get_device_info(*usb, &dev_info)) < 0) {
sr_warn("Failed to get device information: %d.", ret);
sr_usb_dev_inst_free(usb);
continue;
}
if (!(devc = g_try_malloc(sizeof(struct dev_context)))) {
sr_err("Device instance malloc failed.");
sr_usb_dev_inst_free(usb);
continue;
}
if (!(devc->xfer_in = libusb_alloc_transfer(0))) {
sr_err("Transfer malloc failed.");
sr_usb_dev_inst_free(usb);
g_free(devc);
continue;
}
if (!(devc->xfer_out = libusb_alloc_transfer(0))) {
sr_err("Transfer malloc failed.");
sr_usb_dev_inst_free(usb);
libusb_free_transfer(devc->xfer_in);
g_free(devc);
continue;
}
fw_ver_str = g_strdup_printf("%u.%u", dev_info.fw_ver_major,
dev_info.fw_ver_minor);
if (!fw_ver_str) {
sr_err("Firmware string malloc failed.");
sr_usb_dev_inst_free(usb);
libusb_free_transfer(devc->xfer_in);
libusb_free_transfer(devc->xfer_out);
g_free(devc);
continue;
}
sdi = sr_dev_inst_new(device_index, SR_ST_INACTIVE, VENDOR_NAME,
MODEL_NAME, fw_ver_str);
g_free(fw_ver_str);
if (!sdi) {
sr_err("sr_dev_inst_new failed.");
sr_usb_dev_inst_free(usb);
libusb_free_transfer(devc->xfer_in);
libusb_free_transfer(devc->xfer_out);
g_free(devc);
continue;
}
sdi->priv = devc;
sdi->driver = di;
sdi->inst_type = SR_INST_USB;
sdi->conn = usb;
for (i = 0; probe_names[i]; i++) {
probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE,
probe_names[i]);
sdi->probes = g_slist_append(sdi->probes, probe);
devc->probes[i] = probe;
}
devc->state = STATE_IDLE;
devc->next_state = STATE_IDLE;
/* Set default samplerate. */
sl2_set_samplerate(sdi, DEFAULT_SAMPLERATE);
/* Set default capture ratio. */
devc->capture_ratio = 0;
/* Set default after trigger delay. */
devc->after_trigger_delay = 0;
memset(devc->xfer_buf_in, 0, LIBUSB_CONTROL_SETUP_SIZE +
PACKET_LENGTH);
memset(devc->xfer_buf_out, 0, LIBUSB_CONTROL_SETUP_SIZE +
PACKET_LENGTH);
libusb_fill_control_setup(devc->xfer_buf_in,
USB_REQUEST_TYPE_IN, USB_HID_GET_REPORT,
USB_HID_REPORT_TYPE_FEATURE, USB_INTERFACE,
PACKET_LENGTH);
libusb_fill_control_setup(devc->xfer_buf_out,
USB_REQUEST_TYPE_OUT, USB_HID_SET_REPORT,
USB_HID_REPORT_TYPE_FEATURE, USB_INTERFACE,
PACKET_LENGTH);
devc->xfer_data_in = devc->xfer_buf_in +
LIBUSB_CONTROL_SETUP_SIZE;
devc->xfer_data_out = devc->xfer_buf_out +
LIBUSB_CONTROL_SETUP_SIZE;
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
device_index++;
}
g_slist_free(usb_devices);
return devices;
}
static GSList *scan(GSList *options)
{
struct sr_dev_inst *sdi;
struct sr_probe *probe;
struct drv_context *drvc;
struct dev_context *devc;
GSList *devices;
unsigned int i;
int ret;
(void)options;
drvc = di->priv;
devices = NULL;
/* Allocate memory for our private device context. */
if (!(devc = g_try_malloc(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
goto err_free_nothing;
}
/* Set some sane defaults. */
devc->ftdic = NULL;
devc->cur_samplerate = SR_MHZ(100); /* 100MHz == max. samplerate */
devc->limit_msec = 0;
devc->limit_samples = 0;
devc->cb_data = NULL;
memset(devc->mangled_buf, 0, BS);
devc->final_buf = NULL;
devc->trigger_pattern = 0x00; /* Value irrelevant, see trigger_mask. */
devc->trigger_mask = 0x00; /* All probes are "don't care". */
devc->trigger_timeout = 10; /* Default to 10s trigger timeout. */
devc->trigger_found = 0;
devc->done = 0;
devc->block_counter = 0;
devc->divcount = 0; /* 10ns sample period == 100MHz samplerate */
devc->usb_pid = 0;
/* Allocate memory where we'll store the de-mangled data. */
if (!(devc->final_buf = g_try_malloc(SDRAM_SIZE))) {
sr_err("final_buf malloc failed.");
goto err_free_devc;
}
/* Allocate memory for the FTDI context (ftdic) and initialize it. */
if (!(devc->ftdic = ftdi_new())) {
sr_err("%s: ftdi_new failed.", __func__);
goto err_free_final_buf;
}
/* Check for the device and temporarily open it. */
for (i = 0; i < ARRAY_SIZE(usb_pids); i++) {
sr_dbg("Probing for VID/PID %04x:%04x.", USB_VENDOR_ID,
usb_pids[i]);
ret = ftdi_usb_open_desc(devc->ftdic, USB_VENDOR_ID,
usb_pids[i], USB_DESCRIPTION, NULL);
if (ret == 0) {
sr_dbg("Found LA8 device (%04x:%04x).",
USB_VENDOR_ID, usb_pids[i]);
devc->usb_pid = usb_pids[i];
}
}
if (devc->usb_pid == 0)
goto err_free_ftdic;
/* Register the device with libsigrok. */
sdi = sr_dev_inst_new(0, SR_ST_INITIALIZING,
USB_VENDOR_NAME, USB_MODEL_NAME, USB_MODEL_VERSION);
if (!sdi) {
sr_err("%s: sr_dev_inst_new failed.", __func__);
goto err_close_ftdic;
}
sdi->driver = di;
sdi->priv = devc;
for (i = 0; chronovu_la8_probe_names[i]; i++) {
if (!(probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE,
chronovu_la8_probe_names[i])))
return NULL;
sdi->probes = g_slist_append(sdi->probes, probe);
}
devices = g_slist_append(devices, sdi);
drvc->instances = g_slist_append(drvc->instances, sdi);
/* Close device. We'll reopen it again when we need it. */
(void) la8_close(devc); /* Log, but ignore errors. */
return devices;
err_close_ftdic:
(void) la8_close(devc); /* Log, but ignore errors. */
err_free_ftdic:
ftdi_free(devc->ftdic); /* NOT free() or g_free()! */
err_free_final_buf:
g_free(devc->final_buf);
err_free_devc:
g_free(devc);
err_free_nothing:
return NULL;
}
static GSList *scan(GSList *options, int dmm)
{
GSList *usb_devices, *devices, *l;
struct sr_dev_inst *sdi;
struct dev_context *devc;
struct drv_context *drvc;
struct sr_usb_dev_inst *usb;
struct sr_config *src;
struct sr_channel *ch;
const char *conn;
drvc = udmms[dmm].di->priv;
conn = NULL;
for (l = options; l; l = l->next) {
src = l->data;
switch (src->key) {
case SR_CONF_CONN:
conn = g_variant_get_string(src->data, NULL);
break;
}
}
if (!conn)
return NULL;
devices = NULL;
if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
g_slist_free_full(usb_devices, g_free);
return NULL;
}
for (l = usb_devices; l; l = l->next) {
usb = l->data;
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
return NULL;
}
devc->first_run = TRUE;
if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE,
udmms[dmm].vendor, udmms[dmm].device, NULL))) {
sr_err("sr_dev_inst_new returned NULL.");
return NULL;
}
sdi->priv = devc;
sdi->driver = udmms[dmm].di;
if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "P1")))
return NULL;
sdi->channels = g_slist_append(sdi->channels, ch);
sdi->inst_type = SR_INST_USB;
sdi->conn = usb;
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
}
return devices;
}
static int probe_port(const char *port, GSList **devices)
{
struct dev_context *devc;
struct sr_dev_inst *sdi;
struct sr_serial_dev_inst *serial;
struct sr_probe *probe;
unsigned int i;
int len, num_tokens;
gboolean matched, has_digital;
const char *manufacturer, *model, *version;
char buf[256];
gchar **tokens, *channel_name;
*devices = NULL;
if (!(serial = sr_serial_dev_inst_new(port, NULL)))
return SR_ERR_MALLOC;
if (serial_open(serial, SERIAL_RDWR) != SR_OK)
return SR_ERR;
len = serial_write(serial, "*IDN?", 5);
len = serial_read(serial, buf, sizeof(buf));
if (serial_close(serial) != SR_OK)
return SR_ERR;
sr_serial_dev_inst_free(serial);
if (len == 0)
return SR_ERR_NA;
buf[len] = 0;
tokens = g_strsplit(buf, ",", 0);
sr_dbg("response: %s [%s]", port, buf);
for (num_tokens = 0; tokens[num_tokens] != NULL; num_tokens++);
if (num_tokens < 4) {
g_strfreev(tokens);
return SR_ERR_NA;
}
manufacturer = tokens[0];
model = tokens[1];
version = tokens[3];
if (strcmp(manufacturer, "Rigol Technologies")) {
g_strfreev(tokens);
return SR_ERR_NA;
}
matched = has_digital = FALSE;
for (i = 0; i < ARRAY_SIZE(supported_models); i++) {
if (!strcmp(model, supported_models[i])) {
matched = TRUE;
has_digital = g_str_has_suffix(model, "D");
break;
}
}
if (!matched || !(sdi = sr_dev_inst_new(0, SR_ST_ACTIVE,
manufacturer, model, version))) {
g_strfreev(tokens);
return SR_ERR_NA;
}
g_strfreev(tokens);
if (!(sdi->conn = sr_serial_dev_inst_new(port, NULL)))
return SR_ERR_MALLOC;
sdi->driver = di;
sdi->inst_type = SR_INST_SERIAL;
if (!(devc = g_try_malloc0(sizeof(struct dev_context))))
return SR_ERR_MALLOC;
devc->limit_frames = 0;
devc->has_digital = has_digital;
for (i = 0; i < 2; i++) {
if (!(probe = sr_probe_new(i, SR_PROBE_ANALOG, TRUE,
i == 0 ? "CH1" : "CH2")))
return SR_ERR_MALLOC;
sdi->probes = g_slist_append(sdi->probes, probe);
}
if (devc->has_digital) {
for (i = 0; i < 16; i++) {
if (!(channel_name = g_strdup_printf("D%d", i)))
return SR_ERR_MALLOC;
probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE, channel_name);
g_free(channel_name);
if (!probe)
return SR_ERR_MALLOC;
sdi->probes = g_slist_append(sdi->probes, probe);
}
}
sdi->priv = devc;
*devices = g_slist_append(NULL, sdi);
return SR_OK;
}
static GSList *hw_scan(GSList *options)
{
GSList *usb_devices, *devices, *l;
struct sr_dev_inst *sdi;
struct dev_context *devc;
struct drv_context *drvc;
struct sr_usb_dev_inst *usb;
struct sr_config *src;
struct sr_probe *probe;
const char *conn;
(void)options;
drvc = di->priv;
/* USB scan is always authoritative. */
clear_instances();
conn = NULL;
for (l = options; l; l = l->next) {
src = l->data;
switch (src->key) {
case SR_CONF_CONN:
conn = src->value;
break;
}
}
if (!conn)
conn = UNI_T_UT_D04_NEW;
devices = NULL;
if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
g_slist_free_full(usb_devices, g_free);
return NULL;
}
for (l = usb_devices; l; l = l->next) {
usb = l->data;
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
return NULL;
}
if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE,
di->longname, NULL, NULL))) {
sr_err("sr_dev_inst_new returned NULL.");
return NULL;
}
sdi->priv = devc;
sdi->driver = di;
if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
return NULL;
sdi->probes = g_slist_append(sdi->probes, probe);
devc->usb = usb;
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
}
return devices;
}
static GSList *scan(GSList *options, int modelid)
{
struct sr_dev_inst *sdi;
struct drv_context *drvc;
struct dev_context *devc;
struct sr_config *src;
struct sr_channel *ch;
struct sr_channel_group *cg;
struct sr_serial_dev_inst *serial;
GSList *l, *devices;
struct pps_model *model;
uint8_t packet[PACKET_SIZE];
unsigned int i;
int ret;
const char *conn, *serialcomm;
char channel[10];
devices = NULL;
drvc = di->priv;
drvc->instances = NULL;
conn = serialcomm = NULL;
for (l = options; l; l = l->next) {
src = l->data;
switch (src->key) {
case SR_CONF_CONN:
conn = g_variant_get_string(src->data, NULL);
break;
case SR_CONF_SERIALCOMM:
serialcomm = g_variant_get_string(src->data, NULL);
break;
}
}
if (!conn)
return NULL;
if (!serialcomm)
serialcomm = SERIALCOMM;
if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
return NULL;
if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
return NULL;
serial_flush(serial);
/* This is how the vendor software channels for hardware. */
memset(packet, 0, PACKET_SIZE);
packet[0] = 0xaa;
packet[1] = 0xaa;
if (serial_write(serial, packet, PACKET_SIZE) == -1) {
sr_err("Unable to write while probing for hardware: %s",
strerror(errno));
return NULL;
}
/* The device responds with a 24-byte packet when it receives a packet.
* At 9600 baud, 300ms is long enough for it to have arrived. */
g_usleep(300 * 1000);
memset(packet, 0, PACKET_SIZE);
if ((ret = serial_read_nonblocking(serial, packet, PACKET_SIZE)) < 0) {
sr_err("Unable to read while probing for hardware: %s",
strerror(errno));
return NULL;
}
if (ret != PACKET_SIZE || packet[0] != 0xaa || packet[1] != 0xaa) {
/* Doesn't look like an Atten PPS. */
return NULL;
}
model = NULL;
for (i = 0; i < ARRAY_SIZE(models); i++) {
if (models[i].modelid == modelid) {
model = &models[i];
break;
}
}
if (!model) {
sr_err("Unknown modelid %d", modelid);
return NULL;
}
sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, "Atten", model->name, NULL);
sdi->driver = di;
sdi->inst_type = SR_INST_SERIAL;
sdi->conn = serial;
for (i = 0; i < MAX_CHANNELS; i++) {
snprintf(channel, 10, "CH%d", i + 1);
ch = sr_channel_new(i, SR_CHANNEL_ANALOG, TRUE, channel);
sdi->channels = g_slist_append(sdi->channels, ch);
cg = g_malloc(sizeof(struct sr_channel_group));
cg->name = g_strdup(channel);
cg->channels = g_slist_append(NULL, ch);
cg->priv = NULL;
sdi->channel_groups = g_slist_append(sdi->channel_groups, cg);
}
devc = g_malloc0(sizeof(struct dev_context));
devc->model = model;
devc->config = g_malloc0(sizeof(struct per_channel_config) * model->num_channels);
sdi->priv = devc;
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
serial_close(serial);
if (!devices)
sr_serial_dev_inst_free(serial);
return devices;
}
static GSList *hw_scan(GSList *options)
{
struct sr_dev_inst *sdi;
struct sr_channel *probe;
struct drv_context *drvc;
struct dev_context *devc;
GSList *devices;
uint16_t i;
(void)options;
drvc = di->priv;
devices = NULL;
sdi = sr_dev_inst_new(LOGIC, 0, SR_ST_INITIALIZING, DEMONAME, NULL, NULL);
if (!sdi) {
sr_err("Device instance creation failed.");
return NULL;
}
sdi->driver = di;
devices = g_slist_append(devices, sdi);
drvc->instances = g_slist_append(drvc->instances, sdi);
if (!(devc = g_try_malloc(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
return NULL;
}
devc->sdi = sdi;
devc->cur_samplerate = SR_MHZ(1);
devc->limit_samples = SR_MB(1);
devc->limit_samples_show = devc->limit_samples;
devc->limit_msec = 0;
devc->sample_generator = PATTERN_SINE;
devc->timebase = 500;
devc->data_lock = FALSE;
devc->max_height = 0;
devc->dso_bits = 8;
sdi->priv = devc;
if (sdi->mode == LOGIC) {
for (i = 0; probe_names[i]; i++) {
if (!(probe = sr_channel_new(i, SR_CHANNEL_LOGIC, TRUE,
probe_names[i])))
return NULL;
sdi->channels = g_slist_append(sdi->channels, probe);
}
} else if (sdi->mode == DSO) {
for (i = 0; i < DS_MAX_DSO_PROBES_NUM; i++) {
if (!(probe = sr_channel_new(i, SR_CHANNEL_DSO, TRUE,
probe_names[i])))
return NULL;
sdi->channels = g_slist_append(sdi->channels, probe);
}
} else if (sdi->mode == ANALOG) {
for (i = 0; i < DS_MAX_ANALOG_PROBES_NUM; i++) {
if (!(probe = sr_channel_new(i, SR_CHANNEL_ANALOG, TRUE,
probe_names[i])))
return NULL;
sdi->channels = g_slist_append(sdi->channels, probe);
}
}
return devices;
}
static GSList *sdmm_scan(const char *conn, const char *serialcomm, int dmm)
{
struct sr_dev_inst *sdi;
struct drv_context *drvc;
struct dev_context *devc;
struct sr_channel *ch;
struct sr_serial_dev_inst *serial;
GSList *devices;
int dropped, ret;
size_t len;
uint8_t buf[128];
if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
return NULL;
if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
return NULL;
sr_info("Probing serial port %s.", conn);
drvc = dmms[dmm].di->priv;
devices = NULL;
serial_flush(serial);
/* Request a packet if the DMM requires this. */
if (dmms[dmm].packet_request) {
if ((ret = dmms[dmm].packet_request(serial)) < 0) {
sr_err("Failed to request packet: %d.", ret);
return FALSE;
}
}
/*
* There's no way to get an ID from the multimeter. It just sends data
* periodically (or upon request), so the best we can do is check if
* the packets match the expected format.
*/
/* Let's get a bit of data and see if we can find a packet. */
len = sizeof(buf);
ret = serial_stream_detect(serial, buf, &len, dmms[dmm].packet_size,
dmms[dmm].packet_valid, 3000,
dmms[dmm].baudrate);
if (ret != SR_OK)
goto scan_cleanup;
/*
* If we dropped more than two packets worth of data, something is
* wrong. We shouldn't quit however, since the dropped bytes might be
* just zeroes at the beginning of the stream. Those can occur as a
* combination of the nonstandard cable that ships with some devices
* and the serial port or USB to serial adapter.
*/
dropped = len - dmms[dmm].packet_size;
if (dropped > 2 * dmms[dmm].packet_size)
sr_warn("Had to drop too much data.");
sr_info("Found device on port %s.", conn);
if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, dmms[dmm].vendor,
dmms[dmm].device, NULL)))
goto scan_cleanup;
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
goto scan_cleanup;
}
sdi->inst_type = SR_INST_SERIAL;
sdi->conn = serial;
sdi->priv = devc;
sdi->driver = dmms[dmm].di;
if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "P1")))
goto scan_cleanup;
sdi->channels = g_slist_append(sdi->channels, ch);
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
scan_cleanup:
serial_close(serial);
return devices;
}
static int hw_init(const char *devinfo)
{
struct sr_dev_inst *sdi;
struct libusb_device_descriptor des;
libusb_device **devlist;
int ret, devcnt, i;
struct context *ctx;
/* Avoid compiler warnings. */
(void)devinfo;
/* Allocate memory for our private driver context. */
if (!(ctx = g_try_malloc(sizeof(struct context)))) {
sr_err("zp: %s: ctx malloc failed", __func__);
return 0;
}
/* Set some sane defaults. */
ctx->cur_samplerate = 0;
ctx->limit_samples = 0;
ctx->num_channels = 32; /* TODO: This isn't initialized before it's needed :( */
ctx->memory_size = 0;
ctx->probe_mask = 0;
memset(ctx->trigger_mask, 0, NUM_TRIGGER_STAGES);
memset(ctx->trigger_value, 0, NUM_TRIGGER_STAGES);
// memset(ctx->trigger_buffer, 0, NUM_TRIGGER_STAGES);
if (libusb_init(&usb_context) != 0) {
sr_err("zp: Failed to initialize USB.");
return 0;
}
/* Find all ZeroPlus analyzers and add them to device list. */
devcnt = 0;
libusb_get_device_list(usb_context, &devlist); /* TODO: Errors. */
for (i = 0; devlist[i]; i++) {
ret = libusb_get_device_descriptor(devlist[i], &des);
if (ret != 0) {
sr_err("zp: failed to get device descriptor: %d", ret);
continue;
}
if (des.idVendor == USB_VENDOR) {
/*
* Definitely a Zeroplus.
* TODO: Any way to detect specific model/version in
* the zeroplus range?
*/
/* Register the device with libsigrok. */
if (!(sdi = sr_dev_inst_new(devcnt,
SR_ST_INACTIVE, USB_VENDOR_NAME,
USB_MODEL_NAME, USB_MODEL_VERSION))) {
sr_err("zp: %s: sr_dev_inst_new failed",
__func__);
return 0;
}
sdi->priv = ctx;
dev_insts =
g_slist_append(dev_insts, sdi);
ctx->usb = sr_usb_dev_inst_new(
libusb_get_bus_number(devlist[i]),
libusb_get_device_address(devlist[i]), NULL);
devcnt++;
}
}
libusb_free_device_list(devlist, 1);
return devcnt;
}
/**
* Load the session from the specified filename.
*
* @param filename The name of the session file to load. Must not be NULL.
*
* @return SR_OK upon success, SR_ERR_ARG upon invalid arguments,
* SR_ERR_MALLOC upon memory allocation errors, or SR_ERR upon
* other errors.
*/
SR_API int sr_session_load(const char *filename)
{
GKeyFile *kf;
GPtrArray *capturefiles;
struct zip *archive;
struct zip_file *zf;
struct zip_stat zs;
struct sr_dev_inst *sdi;
struct sr_channel *ch;
int devcnt, ret, i, j;
uint64_t tmp_u64, total_channels, enabled_channels, p;
char **sections, **keys, *metafile, *val;
char channelname[SR_MAX_CHANNELNAME_LEN + 1];
if ((ret = sr_sessionfile_check(filename)) != SR_OK)
return ret;
if (!(archive = zip_open(filename, 0, &ret)))
return SR_ERR;
if (zip_stat(archive, "metadata", 0, &zs) == -1)
return SR_ERR;
if (!(metafile = g_try_malloc(zs.size))) {
sr_err("%s: metafile malloc failed", __func__);
return SR_ERR_MALLOC;
}
zf = zip_fopen_index(archive, zs.index, 0);
zip_fread(zf, metafile, zs.size);
zip_fclose(zf);
kf = g_key_file_new();
if (!g_key_file_load_from_data(kf, metafile, zs.size, 0, NULL)) {
sr_dbg("Failed to parse metadata.");
return SR_ERR;
}
sr_session_new();
devcnt = 0;
capturefiles = g_ptr_array_new_with_free_func(g_free);
sections = g_key_file_get_groups(kf, NULL);
for (i = 0; sections[i]; i++) {
if (!strcmp(sections[i], "global"))
/* nothing really interesting in here yet */
continue;
if (!strncmp(sections[i], "device ", 7)) {
/* device section */
sdi = NULL;
enabled_channels = total_channels = 0;
keys = g_key_file_get_keys(kf, sections[i], NULL, NULL);
for (j = 0; keys[j]; j++) {
val = g_key_file_get_string(kf, sections[i], keys[j], NULL);
if (!strcmp(keys[j], "capturefile")) {
sdi = sr_dev_inst_new(devcnt, SR_ST_ACTIVE, NULL, NULL, NULL);
sdi->driver = &session_driver;
if (devcnt == 0)
/* first device, init the driver */
sdi->driver->init(NULL);
sr_dev_open(sdi);
sr_session_dev_add(sdi);
sdi->driver->config_set(SR_CONF_SESSIONFILE,
g_variant_new_string(filename), sdi, NULL);
sdi->driver->config_set(SR_CONF_CAPTUREFILE,
g_variant_new_string(val), sdi, NULL);
g_ptr_array_add(capturefiles, val);
} else if (!strcmp(keys[j], "samplerate")) {
sr_parse_sizestring(val, &tmp_u64);
sdi->driver->config_set(SR_CONF_SAMPLERATE,
g_variant_new_uint64(tmp_u64), sdi, NULL);
} else if (!strcmp(keys[j], "unitsize")) {
tmp_u64 = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_CAPTURE_UNITSIZE,
g_variant_new_uint64(tmp_u64), sdi, NULL);
} else if (!strcmp(keys[j], "total probes")) {
total_channels = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_NUM_LOGIC_CHANNELS,
g_variant_new_uint64(total_channels), sdi, NULL);
for (p = 0; p < total_channels; p++) {
snprintf(channelname, SR_MAX_CHANNELNAME_LEN, "%" PRIu64, p);
if (!(ch = sr_channel_new(p, SR_CHANNEL_LOGIC, TRUE,
channelname)))
return SR_ERR;
sdi->channels = g_slist_append(sdi->channels, ch);
}
} else if (!strncmp(keys[j], "probe", 5)) {
if (!sdi)
continue;
enabled_channels++;
tmp_u64 = strtoul(keys[j]+5, NULL, 10);
/* sr_session_save() */
sr_dev_channel_name_set(sdi, tmp_u64 - 1, val);
}
}
g_strfreev(keys);
/* Disable channels not specifically listed. */
if (total_channels)
for (p = enabled_channels; p < total_channels; p++)
sr_dev_channel_enable(sdi, p, FALSE);
}
devcnt++;
}
g_strfreev(sections);
g_key_file_free(kf);
return SR_OK;
}
static GSList *scan(GSList *options)
{
struct drv_context *drvc;
struct dev_context *devc;
struct sr_serial_dev_inst *serial;
struct sr_dev_inst *sdi;
struct sr_probe *probe;
struct sr_config *src;
GSList *devices, *l;
const char *conn, *serialcomm;
uint8_t buf[50];
size_t len;
len = sizeof(buf);
devices = NULL;
conn = serialcomm = NULL;
for (l = options; l; l = l->next) {
src = l->data;
switch (src->key) {
case SR_CONF_CONN:
conn = g_variant_get_string(src->data, NULL);
break;
case SR_CONF_SERIALCOMM:
serialcomm = g_variant_get_string(src->data, NULL);
break;
}
}
if (!conn)
return NULL;
if (!serialcomm)
serialcomm = "9600/8n1";
if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
return NULL;
if (serial_open(serial, SERIAL_RDONLY | SERIAL_NONBLOCK) != SR_OK)
return NULL;
sr_info("Probing serial port %s.", conn);
drvc = di->priv;
drvc->instances = NULL;
serial_flush(serial);
/* Let's get a bit of data and see if we can find a packet. */
if (serial_stream_detect(serial, buf, &len, 25,
appa_55ii_packet_valid, 500, 9600) != SR_OK)
goto scan_cleanup;
sr_info("Found device on port %s.", conn);
if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, "APPA", "55II", "")))
goto scan_cleanup;
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
goto scan_cleanup;
}
devc->data_source = DEFAULT_DATA_SOURCE;
sdi->inst_type = SR_INST_SERIAL;
sdi->conn = serial;
sdi->priv = devc;
sdi->driver = di;
if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "T1")))
goto scan_cleanup;
sdi->probes = g_slist_append(sdi->probes, probe);
if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "T2")))
goto scan_cleanup;
sdi->probes = g_slist_append(sdi->probes, probe);
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
scan_cleanup:
serial_close(serial);
return devices;
}
static int init(struct sr_input *in, const char *filename)
{
struct sr_probe *probe;
int num_probes, i;
char name[SR_MAX_PROBENAME_LEN + 1];
char *param;
struct context *ctx;
(void)filename;
if (!(ctx = g_try_malloc0(sizeof(*ctx)))) {
sr_err("Input format context malloc failed.");
return SR_ERR_MALLOC;
}
num_probes = DEFAULT_NUM_PROBES;
ctx->samplerate = 0;
ctx->downsample = 1;
ctx->skip = -1;
if (in->param) {
param = g_hash_table_lookup(in->param, "numprobes");
if (param) {
num_probes = strtoul(param, NULL, 10);
if (num_probes < 1)
{
release_context(ctx);
return SR_ERR;
}
}
param = g_hash_table_lookup(in->param, "downsample");
if (param) {
ctx->downsample = strtoul(param, NULL, 10);
if (ctx->downsample < 1)
{
ctx->downsample = 1;
}
}
param = g_hash_table_lookup(in->param, "compress");
if (param) {
ctx->compress = strtoul(param, NULL, 10);
}
param = g_hash_table_lookup(in->param, "skip");
if (param) {
ctx->skip = strtoul(param, NULL, 10) / ctx->downsample;
}
}
/* Maximum number of probes to parse from the VCD */
ctx->maxprobes = num_probes;
/* Create a virtual device. */
in->sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, NULL, NULL, NULL);
in->internal = ctx;
for (i = 0; i < num_probes; i++) {
snprintf(name, SR_MAX_PROBENAME_LEN, "%d", i);
if (!(probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE, name)))
{
release_context(ctx);
return SR_ERR;
}
in->sdi->probes = g_slist_append(in->sdi->probes, probe);
}
return SR_OK;
}
static int init(struct sr_input *in, const char *filename)
{
int res;
struct context *ctx;
const char *param;
GIOStatus status;
gsize i, term_pos;
char probe_name[SR_MAX_PROBENAME_LEN + 1];
struct sr_probe *probe;
char **columns;
gsize num_columns;
char *ptr;
if (!(ctx = g_try_malloc0(sizeof(struct context)))) {
sr_err("Context malloc failed.");
return SR_ERR_MALLOC;
}
/* Create a virtual device. */
in->sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, NULL, NULL, NULL);
in->internal = ctx;
/* Set default samplerate. */
ctx->samplerate = 0;
/*
* Enable auto-detection of the number of probes in multi column mode
* and enforce the specification of the number of probes in single
* column mode.
*/
ctx->num_probes = 0;
/* Set default delimiter. */
if (!(ctx->delimiter = g_string_new(","))) {
sr_err("Delimiter malloc failed.");
free_context(ctx);
return SR_ERR_MALLOC;
}
/*
* Set default comment prefix. Note that an empty comment prefix
* disables removing of comments.
*/
if (!(ctx->comment = g_string_new(""))) {
sr_err("Comment malloc failed.");
free_context(ctx);
return SR_ERR_MALLOC;
}
/* Enable multi column mode by default. */
ctx->multi_column_mode = TRUE;
/* Use first column as default single column number. */
ctx->single_column = 0;
/*
* In multi column mode start parsing sample data at the first column
* and in single column mode at the first bit.
*/
ctx->first_probe = 0;
/* Start at the beginning of the file. */
ctx->start_line = 1;
/* Disable the usage of the first line as header by default. */
ctx->header = FALSE;
/* Set default format for single column mode. */
ctx->format = FORMAT_BIN;
if (!(ctx->buffer = g_string_new(""))) {
sr_err("Line buffer malloc failed.");
free_context(ctx);
return SR_ERR_MALLOC;
}
if (in->param) {
if ((param = g_hash_table_lookup(in->param, "samplerate"))) {
res = sr_parse_sizestring(param, &ctx->samplerate);
if (res != SR_OK) {
sr_err("Invalid samplerate: %s.", param);
free_context(ctx);
return SR_ERR_ARG;
}
}
if ((param = g_hash_table_lookup(in->param, "numprobes")))
ctx->num_probes = g_ascii_strtoull(param, NULL, 10);
if ((param = g_hash_table_lookup(in->param, "delimiter"))) {
if (!strlen(param)) {
sr_err("Delimiter must be at least one character.");
free_context(ctx);
return SR_ERR_ARG;
}
if (!g_ascii_strcasecmp(param, "\\t"))
g_string_assign(ctx->delimiter, "\t");
else
g_string_assign(ctx->delimiter, param);
}
if ((param = g_hash_table_lookup(in->param, "comment")))
g_string_assign(ctx->comment, param);
if ((param = g_hash_table_lookup(in->param, "single-column"))) {
ctx->single_column = g_ascii_strtoull(param, &ptr, 10);
ctx->multi_column_mode = FALSE;
if (param == ptr) {
sr_err("Invalid single-colum number: %s.",
param);
free_context(ctx);
return SR_ERR_ARG;
}
}
if ((param = g_hash_table_lookup(in->param, "first-probe")))
ctx->first_probe = g_ascii_strtoull(param, NULL, 10);
if ((param = g_hash_table_lookup(in->param, "startline"))) {
ctx->start_line = g_ascii_strtoull(param, NULL, 10);
if (ctx->start_line < 1) {
sr_err("Invalid start line: %s.", param);
free_context(ctx);
return SR_ERR_ARG;
}
}
if ((param = g_hash_table_lookup(in->param, "header")))
ctx->header = sr_parse_boolstring(param);
if ((param = g_hash_table_lookup(in->param, "format"))) {
if (!g_ascii_strncasecmp(param, "bin", 3)) {
ctx->format = FORMAT_BIN;
} else if (!g_ascii_strncasecmp(param, "hex", 3)) {
ctx->format = FORMAT_HEX;
} else if (!g_ascii_strncasecmp(param, "oct", 3)) {
ctx->format = FORMAT_OCT;
} else {
sr_err("Invalid format: %s.", param);
free_context(ctx);
return SR_ERR;
}
}
}
if (ctx->multi_column_mode)
ctx->first_column = ctx->first_probe;
else
ctx->first_column = ctx->single_column;
if (!ctx->multi_column_mode && !ctx->num_probes) {
sr_err("Number of probes needs to be specified in single column mode.");
free_context(ctx);
return SR_ERR;
}
if (!(ctx->channel = g_io_channel_new_file(filename, "r", NULL))) {
sr_err("Input file '%s' could not be opened.", filename);
free_context(ctx);
return SR_ERR;
}
while (TRUE) {
ctx->line_number++;
status = g_io_channel_read_line_string(ctx->channel,
ctx->buffer, &term_pos, NULL);
if (status == G_IO_STATUS_EOF) {
sr_err("Input file is empty.");
free_context(ctx);
return SR_ERR;
}
if (status != G_IO_STATUS_NORMAL) {
sr_err("Error while reading line %zu.",
ctx->line_number);
free_context(ctx);
return SR_ERR;
}
if (ctx->start_line > ctx->line_number) {
sr_spew("Line %zu skipped.", ctx->line_number);
continue;
}
/* Remove line termination character(s). */
g_string_truncate(ctx->buffer, term_pos);
if (!ctx->buffer->len) {
sr_spew("Blank line %zu skipped.", ctx->line_number);
continue;
}
/* Remove trailing comment. */
strip_comment(ctx->buffer, ctx->comment);
if (ctx->buffer->len)
break;
sr_spew("Comment-only line %zu skipped.", ctx->line_number);
}
/*
* In order to determine the number of columns parse the current line
* without limiting the number of columns.
*/
if (!(columns = parse_line(ctx, -1))) {
sr_err("Error while parsing line %zu.", ctx->line_number);
free_context(ctx);
return SR_ERR;
}
num_columns = g_strv_length(columns);
/* Ensure that the first column is not out of bounds. */
if (!num_columns) {
sr_err("Column %zu in line %zu is out of bounds.",
ctx->first_column, ctx->line_number);
g_strfreev(columns);
free_context(ctx);
return SR_ERR;
}
if (ctx->multi_column_mode) {
/*
* Detect the number of probes in multi column mode
* automatically if not specified.
*/
if (!ctx->num_probes) {
ctx->num_probes = num_columns;
sr_info("Number of auto-detected probes: %zu.",
ctx->num_probes);
}
/*
* Ensure that the number of probes does not exceed the number
* of columns in multi column mode.
*/
if (num_columns < ctx->num_probes) {
sr_err("Not enough columns for desired number of probes in line %zu.",
ctx->line_number);
g_strfreev(columns);
free_context(ctx);
return SR_ERR;
}
}
for (i = 0; i < ctx->num_probes; i++) {
if (ctx->header && ctx->multi_column_mode && strlen(columns[i]))
snprintf(probe_name, sizeof(probe_name), "%s",
columns[i]);
else
snprintf(probe_name, sizeof(probe_name), "%zu", i);
probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE, probe_name);
if (!probe) {
sr_err("Probe creation failed.");
free_context(ctx);
g_strfreev(columns);
return SR_ERR;
}
in->sdi->probes = g_slist_append(in->sdi->probes, probe);
}
g_strfreev(columns);
/*
* Calculate the minimum buffer size to store the sample data of the
* probes.
*/
ctx->sample_buffer_size = (ctx->num_probes + 7) >> 3;
if (!(ctx->sample_buffer = g_try_malloc(ctx->sample_buffer_size))) {
sr_err("Sample buffer malloc failed.");
free_context(ctx);
return SR_ERR_MALLOC;
}
return SR_OK;
}
static GSList *scan(GSList *options)
{
struct drv_context *drvc;
struct dev_context *devc;
struct sr_dev_inst *sdi;
struct sr_channel *ch;
struct sr_channel_group *cg;
struct sr_config *src;
struct analog_gen *ag;
GSList *devices, *l;
int num_logic_channels, num_analog_channels, pattern, i;
char channel_name[16];
drvc = di->priv;
num_logic_channels = DEFAULT_NUM_LOGIC_CHANNELS;
num_analog_channels = DEFAULT_NUM_ANALOG_CHANNELS;
for (l = options; l; l = l->next) {
src = l->data;
switch (src->key) {
case SR_CONF_NUM_LOGIC_CHANNELS:
num_logic_channels = g_variant_get_int32(src->data);
break;
case SR_CONF_NUM_ANALOG_CHANNELS:
num_analog_channels = g_variant_get_int32(src->data);
break;
}
}
devices = NULL;
sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, "Demo device", NULL, NULL);
if (!sdi) {
sr_err("Device instance creation failed.");
return NULL;
}
sdi->driver = di;
if (!(devc = g_try_malloc(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
return NULL;
}
devc->cur_samplerate = SR_KHZ(200);
devc->limit_samples = 0;
devc->limit_msec = 0;
devc->step = 0;
devc->num_logic_channels = num_logic_channels;
devc->logic_unitsize = (devc->num_logic_channels + 7) / 8;
devc->logic_pattern = PATTERN_SIGROK;
devc->num_analog_channels = num_analog_channels;
devc->analog_channel_groups = NULL;
/* Logic channels, all in one channel group. */
if (!(cg = g_try_malloc(sizeof(struct sr_channel_group))))
return NULL;
cg->name = g_strdup("Logic");
cg->channels = NULL;
cg->priv = NULL;
for (i = 0; i < num_logic_channels; i++) {
sprintf(channel_name, "D%d", i);
if (!(ch = sr_channel_new(i, SR_CHANNEL_LOGIC, TRUE, channel_name)))
return NULL;
sdi->channels = g_slist_append(sdi->channels, ch);
cg->channels = g_slist_append(cg->channels, ch);
}
sdi->channel_groups = g_slist_append(NULL, cg);
/* Analog channels, channel groups and pattern generators. */
pattern = 0;
for (i = 0; i < num_analog_channels; i++) {
sprintf(channel_name, "A%d", i);
if (!(ch = sr_channel_new(i + num_logic_channels,
SR_CHANNEL_ANALOG, TRUE, channel_name)))
return NULL;
sdi->channels = g_slist_append(sdi->channels, ch);
/* Every analog channel gets its own channel group. */
if (!(cg = g_try_malloc(sizeof(struct sr_channel_group))))
return NULL;
cg->name = g_strdup(channel_name);
cg->channels = g_slist_append(NULL, ch);
/* Every channel group gets a generator struct. */
if (!(ag = g_try_malloc(sizeof(struct analog_gen))))
return NULL;
ag->packet.channels = cg->channels;
ag->packet.mq = 0;
ag->packet.mqflags = 0;
ag->packet.unit = SR_UNIT_VOLT;
ag->packet.data = ag->pattern_data;
ag->pattern = pattern;
cg->priv = ag;
sdi->channel_groups = g_slist_append(sdi->channel_groups, cg);
devc->analog_channel_groups = g_slist_append(devc->analog_channel_groups, cg);
if (++pattern == ARRAY_SIZE(analog_pattern_str))
pattern = 0;
}
sdi->priv = devc;
devices = g_slist_append(devices, sdi);
drvc->instances = g_slist_append(drvc->instances, sdi);
return devices;
}
static GSList *hw_scan(GSList *options)
{
int i;
GSList *devices = NULL;
const char *conn = NULL;
const char *serialcomm = NULL;
GSList *l;
struct sr_config *src;
struct udev *udev;
(void)options;
for (l = options; l; l = l->next) {
src = l->data;
switch (src->key) {
case SR_CONF_CONN:
conn = src->value;
break;
case SR_CONF_SERIALCOMM:
serialcomm = src->value;
break;
}
}
if (!conn)
conn = SERIALCONN;
if (serialcomm == NULL)
serialcomm = SERIALCOMM;
udev = udev_new();
if (!udev) {
sr_err("Failed to initialize udev.");
}
struct udev_enumerate *enumerate = udev_enumerate_new(udev);
udev_enumerate_add_match_subsystem(enumerate, "usb-serial");
udev_enumerate_scan_devices(enumerate);
struct udev_list_entry *devs = udev_enumerate_get_list_entry(enumerate);
struct udev_list_entry *dev_list_entry;
for (dev_list_entry = devs;
dev_list_entry != NULL;
dev_list_entry = udev_list_entry_get_next(dev_list_entry)) {
const char *syspath = udev_list_entry_get_name(dev_list_entry);
struct udev_device *dev =
udev_device_new_from_syspath(udev, syspath);
const char *sysname = udev_device_get_sysname(dev);
struct udev_device *parent =
udev_device_get_parent_with_subsystem_devtype(dev, "usb",
"usb_device");
if (!parent) {
sr_err("Unable to find parent usb device for %s",
sysname);
continue;
}
const char *idVendor =
udev_device_get_sysattr_value(parent, "idVendor");
const char *idProduct =
udev_device_get_sysattr_value(parent, "idProduct");
if (strcmp(USB_VENDOR, idVendor)
|| strcmp(USB_PRODUCT, idProduct))
continue;
const char *iSerial =
udev_device_get_sysattr_value(parent, "serial");
const char *iProduct =
udev_device_get_sysattr_value(parent, "product");
char path[32];
snprintf(path, sizeof(path), "/dev/%s", sysname);
conn = path;
size_t s = strcspn(iProduct, " ");
char product[32];
char manufacturer[32];
if (s > sizeof(product) ||
strlen(iProduct) - s > sizeof(manufacturer)) {
sr_err("Could not parse iProduct: %s.", iProduct);
continue;
}
strncpy(product, iProduct, s);
product[s] = 0;
strcpy(manufacturer, iProduct + s + 1);
//Create the device context and set its params
struct dev_context *devc;
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
return devices;
}
if (mso_parse_serial(iSerial, iProduct, devc) != SR_OK) {
sr_err("Invalid iSerial: %s.", iSerial);
g_free(devc);
return devices;
}
char hwrev[32];
sprintf(hwrev, "r%d", devc->hwrev);
devc->ctlbase1 = 0;
devc->protocol_trigger.spimode = 0;
for (i = 0; i < 4; i++) {
devc->protocol_trigger.word[i] = 0;
devc->protocol_trigger.mask[i] = 0xff;
}
if (!(devc->serial = sr_serial_dev_inst_new(conn, serialcomm))) {
g_free(devc);
return devices;
}
struct sr_dev_inst *sdi = sr_dev_inst_new(0, SR_ST_INACTIVE,
manufacturer, product, hwrev);
if (!sdi) {
sr_err("Unable to create device instance for %s",
sysname);
sr_dev_inst_free(sdi);
g_free(devc);
return devices;
}
sdi->driver = di;
sdi->priv = devc;
for (i = 0; i < NUM_PROBES; i++) {
struct sr_probe *probe;
if (!(probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE,
mso19_probe_names[i])))
return 0;
sdi->probes = g_slist_append(sdi->probes, probe);
}
//Add the driver
struct drv_context *drvc = di->priv;
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
}
return devices;
}
static GSList *scan(GSList *options)
{
struct sr_dev_inst *sdi;
struct drv_context *drvc;
struct sr_config *src;
struct sr_channel *ch;
struct sr_serial_dev_inst *serial;
GSList *l, *devices;
const char *conn, *serialcomm;
devices = NULL;
drvc = di->priv;
drvc->instances = NULL;
conn = serialcomm = NULL;
for (l = options; l; l = l->next) {
src = l->data;
switch (src->key) {
case SR_CONF_CONN:
conn = g_variant_get_string(src->data, NULL);
break;
case SR_CONF_SERIALCOMM:
serialcomm = g_variant_get_string(src->data, NULL);
break;
}
}
if (!conn)
return NULL;
if (!serialcomm)
serialcomm = SERIALCOMM;
/*
* We cannot scan for this device because it is write-only.
* So just check that the port parameters are valid and assume that
* the device is there.
*/
if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
return NULL;
if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
return NULL;
serial_flush(serial);
serial_close(serial);
sr_spew("Conrad DIGI 35 CPU assumed at %s.", conn);
if (!(sdi = sr_dev_inst_new(0, SR_ST_ACTIVE, "Conrad", "DIGI 35 CPU", NULL)))
return NULL;
sdi->conn = serial;
sdi->priv = NULL;
sdi->driver = di;
if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "CH1")))
return NULL;
sdi->channels = g_slist_append(sdi->channels, ch);
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
return devices;
}
/**
* Load the session from the specified filename.
*
* @param filename The name of the session file to load. Must not be NULL.
*
* @return SR_OK upon success, SR_ERR_ARG upon invalid arguments,
* SR_ERR_MALLOC upon memory allocation errors, or SR_ERR upon
* other errors.
*/
SR_API int sr_session_load(const char *filename)
{
GKeyFile *kf;
GPtrArray *capturefiles;
struct zip *archive;
struct zip_file *zf;
struct zip_stat zs;
struct sr_dev_inst *sdi;
struct sr_channel *probe;
int ret, devcnt, i, j, k;
uint16_t probenum;
uint64_t tmp_u64, total_probes, enabled_probes;
uint16_t p;
char **sections, **keys, *metafile, *val, s[11];
char probename[SR_MAX_PROBENAME_LEN + 1];
int mode = LOGIC;
int channel_type = SR_CHANNEL_LOGIC;
double tmp_double;
if (!filename) {
sr_err("%s: filename was NULL", __func__);
return SR_ERR_ARG;
}
if (!(archive = zip_open(filename, 0, &ret))) {
sr_dbg("Failed to open session file: zip error %d", ret);
return SR_ERR;
}
/* read "metadata" */
if (zip_stat(archive, "header", 0, &zs) == -1) {
sr_dbg("Not a valid DSView data file.");
return SR_ERR;
}
if (!(metafile = g_try_malloc(zs.size))) {
sr_err("%s: metafile malloc failed", __func__);
return SR_ERR_MALLOC;
}
zf = zip_fopen_index(archive, zs.index, 0);
zip_fread(zf, metafile, zs.size);
zip_fclose(zf);
kf = g_key_file_new();
if (!g_key_file_load_from_data(kf, metafile, zs.size, 0, NULL)) {
sr_dbg("Failed to parse metadata.");
return SR_ERR;
}
sr_session_new();
devcnt = 0;
capturefiles = g_ptr_array_new_with_free_func(g_free);
sections = g_key_file_get_groups(kf, NULL);
for (i = 0; sections[i]; i++) {
if (!strcmp(sections[i], "version"))
/* nothing really interesting in here yet */
continue;
if (!strncmp(sections[i], "header", 6)) {
/* device section */
sdi = NULL;
enabled_probes = total_probes = 0;
keys = g_key_file_get_keys(kf, sections[i], NULL, NULL);
for (j = 0; keys[j]; j++) {
val = g_key_file_get_string(kf, sections[i], keys[j], NULL);
if (!strcmp(keys[j], "device mode")) {
mode = strtoull(val, NULL, 10);
} else if (!strcmp(keys[j], "capturefile")) {
sdi = sr_dev_inst_new(mode, devcnt, SR_ST_ACTIVE, NULL, NULL, NULL);
sdi->driver = &session_driver;
if (devcnt == 0)
/* first device, init the driver */
sdi->driver->init(NULL);
sr_dev_open(sdi);
sr_session_dev_add(sdi);
sdi->driver->config_set(SR_CONF_SESSIONFILE,
g_variant_new_bytestring(filename), sdi, NULL, NULL);
sdi->driver->config_set(SR_CONF_CAPTUREFILE,
g_variant_new_bytestring(val), sdi, NULL, NULL);
g_ptr_array_add(capturefiles, val);
} else if (!strcmp(keys[j], "samplerate")) {
sr_parse_sizestring(val, &tmp_u64);
sdi->driver->config_set(SR_CONF_SAMPLERATE,
g_variant_new_uint64(tmp_u64), sdi, NULL, NULL);
} else if (!strcmp(keys[j], "unitsize")) {
tmp_u64 = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_CAPTURE_UNITSIZE,
g_variant_new_uint64(tmp_u64), sdi, NULL, NULL);
} else if (!strcmp(keys[j], "total samples")) {
tmp_u64 = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_LIMIT_SAMPLES,
g_variant_new_uint64(tmp_u64), sdi, NULL, NULL);
} else if (!strcmp(keys[j], "hDiv")) {
tmp_u64 = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_TIMEBASE,
g_variant_new_uint64(tmp_u64), sdi, NULL, NULL);
} else if (!strcmp(keys[j], "total probes")) {
total_probes = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_CAPTURE_NUM_PROBES,
g_variant_new_uint64(total_probes), sdi, NULL, NULL);
channel_type = (mode == DSO) ? SR_CHANNEL_DSO :
(mode == ANALOG) ? SR_CHANNEL_ANALOG : SR_CHANNEL_LOGIC;
for (p = 0; p < total_probes; p++) {
snprintf(probename, SR_MAX_PROBENAME_LEN, "%" PRIu64, p);
if (!(probe = sr_channel_new(p, channel_type, FALSE,
probename)))
return SR_ERR;
sdi->channels = g_slist_append(sdi->channels, probe);
}
} else if (!strncmp(keys[j], "probe", 5)) {
if (!sdi)
continue;
enabled_probes++;
tmp_u64 = strtoul(keys[j]+5, NULL, 10);
/* sr_session_save() */
sr_dev_probe_name_set(sdi, tmp_u64, val);
sr_dev_probe_enable(sdi, tmp_u64, TRUE);
} else if (!strncmp(keys[j], "trigger", 7)) {
probenum = strtoul(keys[j]+7, NULL, 10);
sr_dev_trigger_set(sdi, probenum, val);
} else if (!strncmp(keys[j], "enable", 6)) {
probenum = strtoul(keys[j]+6, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_EN_CH,
g_variant_new_boolean(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "coupling", 8)) {
probenum = strtoul(keys[j]+8, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_COUPLING,
g_variant_new_byte(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "vDiv", 4)) {
probenum = strtoul(keys[j]+4, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_VDIV,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "vFactor", 7)) {
probenum = strtoul(keys[j]+7, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_FACTOR,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "vPos", 4)) {
probenum = strtoul(keys[j]+4, NULL, 10);
tmp_double = strtod(val, NULL);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_VPOS,
g_variant_new_double(tmp_double), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "period", 6)) {
probenum = strtoul(keys[j]+6, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_STATUS_PERIOD,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "pcnt", 4)) {
probenum = strtoul(keys[j]+4, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_STATUS_PCNT,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "max", 3)) {
probenum = strtoul(keys[j]+3, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_STATUS_MAX,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "min", 3)) {
probenum = strtoul(keys[j]+3, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_STATUS_MIN,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
}
}
g_strfreev(keys);
}
devcnt++;
}
g_strfreev(sections);
g_key_file_free(kf);
return SR_OK;
}
static GSList *hw_scan(GSList *options)
{
struct drv_context *drvc;
struct dev_context *devc;
struct sr_dev_inst *sdi;
struct sr_usb_dev_inst *usb;
struct sr_config *src;
struct sr_probe *probe;
libusb_device *dev;
GSList *usb_devices, *devices, *l;
int i;
const char *conn;
(void)options;
drvc = di->priv;
/* USB scan is always authoritative. */
clear_instances();
conn = NULL;
for (l = options; l; l = l->next) {
src = l->data;
switch (src->key) {
case SR_CONF_CONN:
conn = src->value;
break;
}
}
if (!conn)
conn = OSCI_VIDPID;
devices = NULL;
if ((usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
for (l = usb_devices; l; l = l->next) {
usb = l->data;
if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE,
OSCI_VENDOR, OSCI_MODEL, OSCI_VERSION)))
return NULL;
sdi->driver = di;
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);
}
if (!(devc = g_try_malloc0(sizeof(struct dev_context))))
return NULL;
sdi->priv = devc;
devc->usb = usb;
if (strcmp(conn, OSCI_VIDPID)) {
if (sr_usb_open(drvc->sr_ctx->libusb_ctx, usb) != SR_OK)
break;
dev = libusb_get_device(usb->devhdl);
if (ezusb_upload_firmware(dev, 0, OSCI_FIRMWARE) == SR_OK)
/* Remember when the firmware on this device was updated */
devc->fw_updated = g_get_monotonic_time();
else
sr_err("Firmware upload failed for device "
"at bus %d address %d.", usb->bus, usb->address);
}
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
}
g_slist_free(usb_devices);
} else
g_slist_free_full(usb_devices, g_free);
return devices;
}
static GSList *scan(GSList *options)
{
struct drv_context *drvc;
struct dev_context *devc;
struct sr_config *src;
struct sr_serial_dev_inst *serial;
struct sr_dev_inst *sdi;
struct sr_channel *ch;
GSList *l, *devices;
gint64 start;
const char *conn;
unsigned char c;
conn = NULL;
for (l = options; l; l = l->next) {
src = l->data;
if (src->key == SR_CONF_CONN)
conn = g_variant_get_string(src->data, NULL);
}
if (!conn)
return NULL;
if (!(serial = sr_serial_dev_inst_new(conn, SERIALCOMM)))
return NULL;
if (serial_open(serial, SERIAL_RDONLY | SERIAL_NONBLOCK) != SR_OK)
return NULL;
devices = NULL;
drvc = di->priv;
start = g_get_monotonic_time();
while (g_get_monotonic_time() - start < MAX_SCAN_TIME) {
if (serial_read(serial, &c, 1) == 1 && c == 0xa5) {
/* Found one. */
if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, "CEM",
"DT-885x", NULL)))
return NULL;
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_dbg("Device context malloc failed.");
return NULL;
}
devc->cur_mqflags = 0;
devc->recording = -1;
devc->cur_meas_range = 0;
devc->cur_data_source = DATA_SOURCE_LIVE;
devc->enable_data_source_memory = FALSE;
if (!(sdi->conn = sr_serial_dev_inst_new(conn, SERIALCOMM)))
return NULL;
sdi->inst_type = SR_INST_SERIAL;
sdi->priv = devc;
sdi->driver = di;
if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "SPL")))
return NULL;
sdi->channels = g_slist_append(sdi->channels, ch);
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
break;
}
/* It takes about 1ms for a byte to come in. */
g_usleep(1000);
}
serial_close(serial);
return devices;
}
static GSList *brymen_scan(const char *conn, const char *serialcomm)
{
struct sr_dev_inst *sdi;
struct dev_context *devc;
struct drv_context *drvc;
struct sr_probe *probe;
struct sr_serial_dev_inst *serial;
GSList *devices;
int ret;
uint8_t buf[128];
size_t len;
if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
return NULL;
if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
return NULL;
sr_info("Probing port %s.", conn);
devices = NULL;
/* Request reading */
if ((ret = brymen_packet_request(serial)) < 0) {
sr_err("Unable to send command: %d.", ret);
goto scan_cleanup;
}
len = 128;
ret = brymen_stream_detect(serial, buf, &len, brymen_packet_length,
brymen_packet_is_valid, 1000, 9600);
if (ret != SR_OK)
goto scan_cleanup;
sr_info("Found device on port %s.", conn);
if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, "Brymen", "BM85x", "")))
goto scan_cleanup;
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
goto scan_cleanup;
}
sdi->inst_type = SR_INST_SERIAL;
sdi->conn = serial;
drvc = di->priv;
sdi->priv = devc;
sdi->driver = di;
if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
goto scan_cleanup;
sdi->probes = g_slist_append(sdi->probes, probe);
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
scan_cleanup:
serial_close(serial);
return devices;
}
static GSList *scan(GSList *options)
{
struct sr_dev_inst *sdi;
struct sr_channel *ch;
struct drv_context *drvc;
struct dev_context *devc;
const struct zp_model *prof;
struct libusb_device_descriptor des;
libusb_device **devlist;
GSList *devices;
int ret, devcnt, i, j;
(void)options;
drvc = di->priv;
devices = NULL;
/* Find all ZEROPLUS analyzers and add them to device list. */
devcnt = 0;
libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist); /* TODO: Errors. */
for (i = 0; devlist[i]; i++) {
ret = libusb_get_device_descriptor(devlist[i], &des);
if (ret != 0) {
sr_err("Failed to get device descriptor: %s.",
libusb_error_name(ret));
continue;
}
prof = NULL;
for (j = 0; j < zeroplus_models[j].vid; j++) {
if (des.idVendor == zeroplus_models[j].vid &&
des.idProduct == zeroplus_models[j].pid) {
prof = &zeroplus_models[j];
}
}
/* Skip if the device was not found. */
if (!prof)
continue;
sr_info("Found ZEROPLUS %s.", prof->model_name);
/* Register the device with libsigrok. */
if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_INACTIVE,
VENDOR_NAME, prof->model_name, NULL))) {
sr_err("%s: sr_dev_inst_new failed", __func__);
return NULL;
}
sdi->driver = di;
/* Allocate memory for our private driver context. */
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
return NULL;
}
sdi->priv = devc;
devc->prof = prof;
devc->num_channels = prof->channels;
#ifdef ZP_EXPERIMENTAL
devc->max_sample_depth = 128 * 1024;
devc->max_samplerate = 200;
#else
devc->max_sample_depth = prof->sample_depth * 1024;
devc->max_samplerate = prof->max_sampling_freq;
#endif
devc->max_samplerate *= SR_MHZ(1);
devc->memory_size = MEMORY_SIZE_8K;
// memset(devc->trigger_buffer, 0, NUM_TRIGGER_STAGES);
/* Fill in channellist according to this device's profile. */
for (j = 0; j < devc->num_channels; j++) {
if (!(ch = sr_channel_new(j, SR_CHANNEL_LOGIC, TRUE,
channel_names[j])))
return NULL;
sdi->channels = g_slist_append(sdi->channels, ch);
}
devices = g_slist_append(devices, sdi);
drvc->instances = g_slist_append(drvc->instances, sdi);
sdi->inst_type = SR_INST_USB;
sdi->conn = sr_usb_dev_inst_new(
libusb_get_bus_number(devlist[i]),
libusb_get_device_address(devlist[i]), NULL);
devcnt++;
}
libusb_free_device_list(devlist, 1);
return devices;
}
static GSList *scan(GSList *options)
{
struct sr_dev_inst *sdi;
struct drv_context *drvc;
struct dev_context *devc;
struct sr_config *src;
struct sr_probe *probe;
struct sr_serial_dev_inst *serial;
GSList *l, *devices;
int len, i;
const char *conn, *serialcomm;
char *buf, **tokens;
drvc = di->priv;
drvc->instances = NULL;
devices = NULL;
conn = serialcomm = NULL;
for (l = options; l; l = l->next) {
src = l->data;
switch (src->key) {
case SR_CONF_CONN:
conn = g_variant_get_string(src->data, NULL);
break;
case SR_CONF_SERIALCOMM:
serialcomm = g_variant_get_string(src->data, NULL);
break;
}
}
if (!conn)
return NULL;
if (!serialcomm)
serialcomm = SERIALCOMM;
if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
return NULL;
if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
return NULL;
serial_flush(serial);
if (serial_write(serial, "*IDN?\r\n", 7) == -1) {
sr_err("Unable to send identification string: %s.",
strerror(errno));
return NULL;
}
len = 128;
if (!(buf = g_try_malloc(len))) {
sr_err("Serial buffer malloc failed.");
return NULL;
}
serial_readline(serial, &buf, &len, 150);
if (!len)
return NULL;
tokens = g_strsplit(buf, ",", 4);
if (!strcmp("Agilent Technologies", tokens[0])
&& tokens[1] && tokens[2] && tokens[3]) {
for (i = 0; supported_agdmm[i].model; i++) {
if (strcmp(supported_agdmm[i].modelname, tokens[1]))
continue;
if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, tokens[0],
tokens[1], tokens[3])))
return NULL;
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
return NULL;
}
devc->profile = &supported_agdmm[i];
devc->cur_mq = -1;
sdi->inst_type = SR_INST_SERIAL;
sdi->conn = serial;
sdi->priv = devc;
sdi->driver = di;
if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
return NULL;
sdi->probes = g_slist_append(sdi->probes, probe);
drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
break;
}
}
g_strfreev(tokens);
g_free(buf);
serial_close(serial);
if (!devices)
sr_serial_dev_inst_free(serial);
return devices;
}
