#include "analyzer.h"
#define USB_VENDOR 0x0c12
-#define USB_VENDOR_NAME "Zeroplus"
-#define USB_MODEL_NAME "Logic Cube"
-#define USB_MODEL_VERSION ""
+#define VENDOR_NAME "ZEROPLUS"
+#define MODEL_NAME "Logic Cube LAP-C"
+#define MODEL_VERSION NULL
+
+#define NUM_PROBES 16
#define USB_INTERFACE 0
#define USB_CONFIGURATION 1
#define NUM_TRIGGER_STAGES 4
{0x7016, "LAP-C(162000)", 16, 2048, 200},
};
-static int hwcaps[] = {
+static const int hwcaps[] = {
SR_HWCAP_LOGIC_ANALYZER,
SR_HWCAP_SAMPLERATE,
SR_HWCAP_PROBECONFIG,
* ZEROPLUS LAP-C (16032) numbers the 16 probes A0-A7 and B0-B7.
* We currently ignore other untested/unsupported devices here.
*/
-static const char *probe_names[] = {
+static const char *probe_names[NUM_PROBES + 1] = {
"A0",
"A1",
"A2",
* TODO: We shouldn't support 150MHz and 200MHz on devices that don't go up
* that high.
*/
-static uint64_t supported_samplerates[] = {
+static const uint64_t supported_samplerates[] = {
SR_HZ(100),
SR_HZ(500),
SR_KHZ(1),
0,
};
-static struct sr_samplerates samplerates = {
- SR_HZ(0),
- SR_HZ(0),
- SR_HZ(0),
+static const struct sr_samplerates samplerates = {
+ 0,
+ 0,
+ 0,
supported_samplerates,
};
struct sr_usb_dev_inst *usb;
};
-static int hw_dev_config_set(int dev_index, int hwcap, void *value);
+static int hw_dev_config_set(int dev_index, int hwcap, const void *value);
static unsigned int get_memory_size(int type)
{
{
struct context *ctx;
unsigned int i;
- int err;
+ int ret;
/* Note: sdi is non-NULL, the caller already checked this. */
return -1;
}
- if ((err = libusb_get_device_descriptor(dev, des))) {
- sr_err("zp: failed to get device descriptor: %d", err);
+ if ((ret = libusb_get_device_descriptor(dev, des))) {
+ sr_err("zp: failed to get device descriptor: %d", ret);
return -1;
}
if (!(des->idProduct == zeroplus_models[i].pid))
continue;
- sr_info("zp: Found ZeroPlus device 0x%04x (%s)",
+ sr_info("zp: Found ZEROPLUS device 0x%04x (%s)",
des->idProduct, zeroplus_models[i].model_name);
ctx->num_channels = zeroplus_models[i].channels;
ctx->memory_size = zeroplus_models[i].sample_depth * 1024;
}
if (ctx->num_channels == 0) {
- sr_err("zp: Unknown ZeroPlus device 0x%04x",
+ sr_err("zp: Unknown ZEROPLUS device 0x%04x",
des->idProduct);
return -2;
}
/* Found it. */
- if (!(err = libusb_open(dev, &(ctx->usb->devhdl)))) {
+ if (!(ret = libusb_open(dev, &(ctx->usb->devhdl)))) {
(*sdi)->status = SR_ST_ACTIVE;
sr_info("zp: opened device %d on %d.%d interface %d",
(*sdi)->index, ctx->usb->bus,
ctx->usb->address, USB_INTERFACE);
} else {
- sr_err("zp: failed to open device: %d", err);
+ sr_err("zp: failed to open device: %d", ret);
*sdi = NULL;
}
}
sdi->status = SR_ST_INACTIVE;
}
-static int configure_probes(struct sr_dev_inst *sdi, GSList *probes)
+static int configure_probes(struct sr_dev_inst *sdi, const GSList *probes)
{
struct context *ctx;
- struct sr_probe *probe;
- GSList *l;
+ const struct sr_probe *probe;
+ const GSList *l;
int probe_bit, stage, i;
char *tc;
struct sr_dev_inst *sdi;
struct libusb_device_descriptor des;
libusb_device **devlist;
- int err, devcnt, i;
+ int ret, devcnt, i;
struct context *ctx;
/* Avoid compiler warnings. */
/* 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 :( */
+ /* TODO: num_channels isn't initialized before it's needed :( */
+ ctx->num_channels = NUM_PROBES;
ctx->memory_size = 0;
ctx->probe_mask = 0;
memset(ctx->trigger_mask, 0, NUM_TRIGGER_STAGES);
return 0;
}
- /* Find all ZeroPlus analyzers and add them to device list. */
+ /* 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++) {
- err = libusb_get_device_descriptor(devlist[i], &des);
- if (err != 0) {
- sr_err("zp: failed to get device descriptor: %d", err);
+ 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.
+ * Definitely a ZEROPLUS.
* TODO: Any way to detect specific model/version in
- * the zeroplus range?
+ * 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_ST_INACTIVE, VENDOR_NAME,
+ MODEL_NAME, MODEL_VERSION))) {
sr_err("zp: %s: sr_dev_inst_new failed",
__func__);
return 0;
{
struct sr_dev_inst *sdi;
struct context *ctx;
- int err;
+ int ret;
if (!(sdi = zp_open_dev(dev_index))) {
sr_err("zp: unable to open device");
return SR_ERR_ARG;
}
- err = libusb_set_configuration(ctx->usb->devhdl, USB_CONFIGURATION);
- if (err < 0) {
+ ret = libusb_set_configuration(ctx->usb->devhdl, USB_CONFIGURATION);
+ if (ret < 0) {
sr_err("zp: Unable to set USB configuration %d: %d",
- USB_CONFIGURATION, err);
+ USB_CONFIGURATION, ret);
return SR_ERR;
}
- err = libusb_claim_interface(ctx->usb->devhdl, USB_INTERFACE);
- if (err != 0) {
- sr_err("zp: Unable to claim interface: %d", err);
+ ret = libusb_claim_interface(ctx->usb->devhdl, USB_INTERFACE);
+ if (ret != 0) {
+ sr_err("zp: Unable to claim interface: %d", ret);
return SR_ERR;
}
return SR_OK;
}
-static void *hw_dev_info_get(int dev_index, int dev_info_id)
+static const void *hw_dev_info_get(int dev_index, int dev_info_id)
{
struct sr_dev_inst *sdi;
struct context *ctx;
- void *info;
+ const void *info;
if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) {
sr_err("zp: %s: sdi was NULL", __func__);
return NULL;
}
+ sr_spew("zp: %s: dev_index %d, dev_info_id %d.", __func__,
+ dev_index, dev_info_id);
+
switch (dev_info_id) {
case SR_DI_INST:
info = sdi;
+ sr_spew("zp: %s: Returning sdi.", __func__);
break;
case SR_DI_NUM_PROBES:
info = GINT_TO_POINTER(ctx->num_channels);
+ sr_spew("zp: %s: Returning number of probes: %d.", __func__,
+ NUM_PROBES);
break;
case SR_DI_PROBE_NAMES:
info = probe_names;
+ sr_spew("zp: %s: Returning probenames.", __func__);
break;
case SR_DI_SAMPLERATES:
info = &samplerates;
+ sr_spew("zp: %s: Returning samplerates.", __func__);
break;
case SR_DI_TRIGGER_TYPES:
info = TRIGGER_TYPES;
+ sr_spew("zp: %s: Returning triggertypes: %s.", __func__, info);
break;
case SR_DI_CUR_SAMPLERATE:
info = &ctx->cur_samplerate;
+ sr_spew("zp: %s: Returning samplerate: %" PRIu64 "Hz.",
+ __func__, ctx->cur_samplerate);
break;
default:
/* Unknown device info ID, return NULL. */
return SR_ST_NOT_FOUND;
}
-static int *hw_hwcap_get_all(void)
+static const 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(int dev_index, int hwcap, const void *value)
{
struct sr_dev_inst *sdi;
struct context *ctx;
switch (hwcap) {
case SR_HWCAP_SAMPLERATE:
- return set_samplerate(sdi, *(uint64_t *)value);
+ return set_samplerate(sdi, *(const uint64_t *)value);
case SR_HWCAP_PROBECONFIG:
- return configure_probes(sdi, (GSList *)value);
+ return configure_probes(sdi, (const GSList *)value);
case SR_HWCAP_LIMIT_SAMPLES:
- ctx->limit_samples = *(uint64_t *)value;
+ ctx->limit_samples = *(const uint64_t *)value;
return SR_OK;
default:
return SR_ERR;
struct sr_datafeed_packet packet;
struct sr_datafeed_logic logic;
struct sr_datafeed_header header;
+ struct sr_datafeed_meta_logic meta;
uint64_t samples_read;
int res;
unsigned int packet_num;
packet.payload = &header;
header.feed_version = 1;
gettimeofday(&header.starttime, NULL);
- header.samplerate = ctx->cur_samplerate;
- header.num_logic_probes = ctx->num_channels;
+ sr_session_send(cb_data, &packet);
+
+ /* Send metadata about the SR_DF_LOGIC packets to come. */
+ packet.type = SR_DF_META_LOGIC;
+ packet.payload = &meta;
+ meta.samplerate = ctx->cur_samplerate;
+ meta.num_probes = ctx->num_channels;
sr_session_send(cb_data, &packet);
if (!(buf = g_try_malloc(PACKET_SIZE))) {
SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = {
.name = "zeroplus-logic-cube",
- .longname = "Zeroplus Logic Cube LAP-C series",
+ .longname = "ZEROPLUS Logic Cube LAP-C series",
.api_version = 1,
.init = hw_init,
.cleanup = hw_cleanup,