-/*
- * This file is part of the libsigrok project.
- *
- * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <string.h>
-#include <glib.h>
-#include "libsigrok.h"
-#include "libsigrok-internal.h"
-#include "protocol.h"
-
-#define OSCI_VENDOR "Nexus Computing"
-#define OSCI_MODEL "OsciPrime"
-#define OSCI_VERSION "1.0"
-#define OSCI_FIRMWARE FIRMWARE_DIR "/nexus-osciprime.fw"
-#define OSCI_VIDPID "04b4.1004"
-
-static const int32_t hwopts[] = {
- SR_CONF_CONN,
- SR_CONF_SERIALCOMM,
-};
-
-static const int32_t hwcaps[] = {
- SR_CONF_OSCILLOSCOPE,
- SR_CONF_LIMIT_SAMPLES,
- SR_CONF_CONTINUOUS,
- SR_CONF_TIMEBASE,
- SR_CONF_VDIV,
-};
-
-static const uint64_t timebases[][2] = {
- /* 24 MHz */
- { 42, 1e9 },
- /* 12 MHz */
- { 83, 1e9 },
- /* 6 MHz */
- { 167, 1e9 },
- /* 3 MHz */
- { 333, 1e9 },
- /* 1.5 MHz */
- { 667, 1e9 },
- /* 750 kHz */
- { 1333, 1e9 },
- /* 375 kHz */
- { 2667, 1e9 },
- /* 187.5 kHz */
- { 5333, 1e9 },
- /* 93.25 kHz */
- { 10724, 1e9 },
- /* 46.875 kHz */
- { 21333, 1e9 },
- /* 23.4375 kHz */
- { 42666, 1e9 },
- /* 11.718 kHz */
- { 85339, 1e9 },
- /* 5.859 kHz */
- { 170678, 1e9 },
- /* 2.929 kHz */
- { 341413, 1e9 },
- /* 1.465 kHz */
- { 682594, 1e9 },
- /* 732 Hz */
- { 1366, 1e6 },
- /* 366 Hz */
- { 2732, 1e6 },
- /* 183 Hz */
- { 5464, 1e6 },
- /* 91 Hz */
- { 10989, 1e6 },
- /* 46 Hz */
- { 21739, 1e6 },
- /* 23 Hz */
- { 43478, 1e6 },
- /* 12 Hz */
- { 83333, 1e6 },
-};
-
-static const char *probe_names[] = {
- "CHA", "CHB",
- NULL,
-};
-
-static const uint64_t vdivs[][2] = {
- { 1, 1 },
- { 2, 1 },
- { 5, 2 },
- { 5, 1 },
- { 10, 1 },
-};
-
-SR_PRIV struct sr_dev_driver nexus_osciprime_driver_info;
-static struct sr_dev_driver *di = &nexus_osciprime_driver_info;
-
-static int dev_clear(void)
-{
- return std_dev_clear(di, NULL);
-}
-
-static int init(struct sr_context *sr_ctx)
-{
- return std_init(sr_ctx, di, LOG_PREFIX);
-}
-
-static GSList *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;
-
- drvc = 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)
- 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 *dev_list(void)
-{
- return ((struct drv_context *)(di->priv))->instances;
-}
-
-static int dev_open(struct sr_dev_inst *sdi)
-{
-
- /* TODO */
- sdi->status = SR_ST_ACTIVE;
-
- return SR_OK;
-}
-
-static int dev_close(struct sr_dev_inst *sdi)
-{
-
- /* TODO */
- sdi->status = SR_ST_INACTIVE;
-
- return SR_OK;
-}
-
-static int cleanup(void)
-{
- return dev_clear();
-}
-
-static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi)
-{
- int ret;
-
- /* TODO */
- (void)data;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- ret = SR_OK;
- switch (id) {
-
- default:
- ret = SR_ERR_NA;
- }
-
- return ret;
-}
-
-static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi)
-{
- (void)sdi;
- (void)data;
-
- switch (key) {
- default:
- return SR_ERR_NA;
- }
-
- return SR_OK;
-}
-
-static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
-{
- /* TODO */
- (void)cb_data;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- return SR_OK;
-}
-
-static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
-{
- (void)cb_data;
-
- if (sdi->status != SR_ST_ACTIVE) {
- sr_err("Device inactive, can't stop acquisition.");
- return SR_ERR;
- }
-
- /* TODO */
-
- return SR_OK;
-}
-
-SR_PRIV struct sr_dev_driver nexus_osciprime_driver_info = {
- .name = "nexus-osciprime",
- .longname = "Nexus OsciPrime",
- .api_version = 1,
- .init = init,
- .cleanup = cleanup,
- .scan = scan,
- .dev_list = dev_list,
- .dev_clear = dev_clear,
- .config_get = NULL,
- .config_set = config_set,
- .config_list = config_list,
- .dev_open = dev_open,
- .dev_close = dev_close,
- .dev_acquisition_start = dev_acquisition_start,
- .dev_acquisition_stop = dev_acquisition_stop,
- .priv = NULL,
-};