+++ /dev/null
-/*
- * This file is part of the libsigrok project.
- *
- * Copyright (C) 2013 Marcus Comstedt <marcus@mc.pp.se>
- *
- * 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 <glib.h>
-#include <libusb.h>
-#include <stdlib.h>
-#include <string.h>
-#include "libsigrok.h"
-#include "libsigrok-internal.h"
-#include "protocol.h"
-
-#define LOGIC16_VID 0x21a9
-#define LOGIC16_PID 0x1001
-#define NUM_PROBES 16
-
-SR_PRIV struct sr_dev_driver saleae_logic16_driver_info;
-static struct sr_dev_driver *di = &saleae_logic16_driver_info;
-
-static const char *probe_names[NUM_PROBES + 1] = {
- "0", "1", "2", "3", "4", "5", "6", "7", "8",
- "9", "10", "11", "12", "13", "14", "15",
- 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_probe *probe;
- struct libusb_device_descriptor des;
- libusb_device **devlist;
- GSList *devices;
- int ret, devcnt, i, j;
-
- (void)options;
-
- drvc = di->priv;
-
- devices = NULL;
- libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist);
- for (i = 0; devlist[i]; i++) {
- if ((ret = libusb_get_device_descriptor(devlist[i], &des)) != 0) {
- sr_warn("Failed to get device descriptor: %s",
- libusb_error_name(ret));
- continue;
- }
-
- if (des.idVendor != LOGIC16_VID || des.idProduct != LOGIC16_PID)
- continue;
-
- devcnt = g_slist_length(drvc->instances);
- if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_INACTIVE,
- "Saleae", "Logic16", NULL)))
- return NULL;
- sdi->driver = di;
-
- if (!(devc = g_try_malloc0(sizeof(struct dev_context))))
- return NULL;
- sdi->priv = devc;
-
- for (j = 0; probe_names[j]; j++) {
- if (!(probe = sr_probe_new(j, SR_PROBE_LOGIC, TRUE,
- probe_names[j])))
- return NULL;
- sdi->probes = g_slist_append(sdi->probes, probe);
- }
-
- if (!(sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(devlist[i]),
- libusb_get_device_address(devlist[i]), NULL)))
- return NULL;
- sdi->inst_type = SR_INST_USB;
-
- drvc->instances = g_slist_append(drvc->instances, sdi);
- devices = g_slist_append(devices, sdi);
- }
- libusb_free_device_list(devlist, 1);
-
- return devices;
-}
-
-static GSList *dev_list(void)
-{
- struct drv_context *drvc;
-
- drvc = di->priv;
-
- return drvc->instances;
-}
-
-static int dev_clear(void)
-{
- return std_dev_clear(di, NULL);
-}
-
-static int dev_open(struct sr_dev_inst *sdi)
-{
- (void)sdi;
-
- /* TODO: get handle from sdi->conn and open it. */
-
- sdi->status = SR_ST_ACTIVE;
-
- return SR_OK;
-}
-
-static int dev_close(struct sr_dev_inst *sdi)
-{
- (void)sdi;
-
- /* TODO: get handle from sdi->conn and close it. */
-
- sdi->status = SR_ST_INACTIVE;
-
- 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 = dev_clear();
- g_free(drvc);
- di->priv = NULL;
-
- return ret;
-}
-
-static int config_get(int key, GVariant **data, const struct sr_dev_inst *sdi)
-{
- int ret;
-
- (void)sdi;
- (void)data;
-
- ret = SR_OK;
- switch (key) {
- /* TODO */
- default:
- return SR_ERR_NA;
- }
-
- return ret;
-}
-
-static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi)
-{
- int ret;
-
- (void)data;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- ret = SR_OK;
- switch (key) {
- /* TODO */
- default:
- ret = SR_ERR_NA;
- }
-
- return ret;
-}
-
-static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi)
-{
- int ret;
-
- (void)sdi;
- (void)data;
-
- ret = SR_OK;
- switch (key) {
- /* TODO */
- default:
- return SR_ERR_NA;
- }
-
- return ret;
-}
-
-static int dev_acquisition_start(const struct sr_dev_inst *sdi,
- void *cb_data)
-{
- (void)sdi;
- (void)cb_data;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- /* TODO: configure hardware, reset acquisition state, set up
- * callbacks and send header packet. */
-
- 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)
- return SR_ERR_DEV_CLOSED;
-
- /* TODO: stop acquisition. */
-
- return SR_OK;
-}
-
-SR_PRIV struct sr_dev_driver saleae_logic16_driver_info = {
- .name = "saleae-logic16",
- .longname = "Saleae Logic16",
- .api_version = 1,
- .init = init,
- .cleanup = cleanup,
- .scan = scan,
- .dev_list = dev_list,
- .dev_clear = dev_clear,
- .config_get = config_get,
- .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,
-};
projects / libsigrok.git / blobdiff