+++ /dev/null
-/*
- * This file is part of the libsigrok project.
- *
- * Copyright (C) 2013 Uwe Hermann <uwe@hermann-uwe.de>
- *
- * 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 2 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, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include "protocol.h"
-
-static const int hwopts[] = {
- SR_CONF_CONN,
- SR_CONF_SERIALCOMM,
- 0,
-};
-
-static const int hwcaps[] = {
- SR_CONF_THERMOMETER,
- SR_CONF_HYGROMETER,
- SR_CONF_LIMIT_SAMPLES,
- SR_CONF_LIMIT_MSEC,
- SR_CONF_CONTINUOUS,
- 0,
-};
-
-SR_PRIV struct sr_dev_driver mic_98583_driver_info;
-
-SR_PRIV const struct mic_dev_info mic_devs[] = {
- {
- "MIC", "98583", "38400/8n2", 32000, TRUE, TRUE,
- &mic_98583_driver_info, receive_data_MIC_98583,
- },
-};
-
-static int clear_instances(int idx)
-{
- struct sr_dev_inst *sdi;
- struct drv_context *drvc;
- struct dev_context *devc;
- GSList *l;
- struct sr_dev_driver *di;
-
- di = mic_devs[idx].di;
-
- if (!(drvc = di->priv))
- return SR_OK;
-
- for (l = drvc->instances; l; l = l->next) {
- if (!(sdi = l->data))
- continue;
- if (!(devc = sdi->priv))
- continue;
- sr_serial_dev_inst_free(devc->serial);
- sr_dev_inst_free(sdi);
- }
-
- g_slist_free(drvc->instances);
- drvc->instances = NULL;
-
- return SR_OK;
-}
-
-static int hw_init(struct sr_context *sr_ctx, int idx)
-{
- sr_dbg("Selected '%s' subdriver.", mic_devs[idx].di->name);
-
- return std_hw_init(sr_ctx, mic_devs[idx].di, DRIVER_LOG_DOMAIN);
-}
-
-static GSList *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;
- }
-
- devc->serial = 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 (!(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 *hw_scan(GSList *options, int idx)
-{
- struct sr_config *src;
- GSList *l, *devices;
- const char *conn, *serialcomm;
-
- conn = serialcomm = NULL;
- 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)
- return NULL;
-
- if (serialcomm) {
- /* Use the provided comm specs. */
- devices = scan(conn, serialcomm, idx);
- } else {
- /* Try the default. */
- devices = scan(conn, mic_devs[idx].conn, idx);
- }
-
- return devices;
-}
-
-static GSList *hw_dev_list(int idx)
-{
- return ((struct drv_context *)(mic_devs[idx].di->priv))->instances;
-}
-
-static int hw_dev_open(struct sr_dev_inst *sdi)
-{
- struct dev_context *devc;
-
- devc = sdi->priv;
-
- if (serial_open(devc->serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
- return SR_ERR;
-
- sdi->status = SR_ST_ACTIVE;
-
- return SR_OK;
-}
-
-static int hw_dev_close(struct sr_dev_inst *sdi)
-{
- struct dev_context *devc;
-
- devc = sdi->priv;
-
- if (devc->serial && devc->serial->fd != -1) {
- serial_close(devc->serial);
- sdi->status = SR_ST_INACTIVE;
- }
-
- return SR_OK;
-}
-
-static int hw_cleanup(int idx)
-{
- clear_instances(idx);
-
- return SR_OK;
-}
-
-static int config_set(int id, const void *value, const struct sr_dev_inst *sdi)
-{
- struct dev_context *devc;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR;
-
- devc = sdi->priv;
-
- switch (id) {
- case SR_CONF_LIMIT_SAMPLES:
- devc->limit_samples = *(const uint64_t *)value;
- sr_dbg("Setting sample limit to %" PRIu64 ".",
- devc->limit_samples);
- break;
- case SR_CONF_LIMIT_MSEC:
- devc->limit_msec = *(const uint64_t *)value;
- sr_dbg("Setting time limit to %" PRIu64 "ms.",
- devc->limit_msec);
- break;
- default:
- sr_err("Unknown config: %d.", id);
- return SR_ERR_ARG;
- }
-
- return SR_OK;
-}
-
-static int config_list(int key, const void **data, const struct sr_dev_inst *sdi)
-{
- (void)sdi;
-
- switch (key) {
- case SR_CONF_SCAN_OPTIONS:
- *data = hwopts;
- break;
- case SR_CONF_DEVICE_OPTIONS:
- *data = hwcaps;
- break;
- default:
- return SR_ERR_ARG;
- }
-
- return SR_OK;
-}
-
-static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
- void *cb_data, int idx)
-{
- struct dev_context *devc;
-
- devc = sdi->priv;
-
- devc->cb_data = cb_data;
-
- devc->num_samples = 0;
- devc->starttime = g_get_monotonic_time();
-
- /* Send header packet to the session bus. */
- std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN);
-
- /* Poll every 100ms, or whenever some data comes in. */
- sr_source_add(devc->serial->fd, G_IO_IN, 100,
- mic_devs[idx].receive_data, (void *)sdi);
-
- return SR_OK;
-}
-
-static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
-{
- return std_hw_dev_acquisition_stop_serial(sdi, cb_data, hw_dev_close,
- ((struct dev_context *)(sdi->priv))->serial, DRIVER_LOG_DOMAIN);
-}
-
-/* Driver-specific API function wrappers */
-#define HW_INIT(X) \
-static int hw_init_##X(struct sr_context *sr_ctx) { return hw_init(sr_ctx, X); }
-#define HW_CLEANUP(X) \
-static int hw_cleanup_##X(void) { return hw_cleanup(X); }
-#define HW_SCAN(X) \
-static GSList *hw_scan_##X(GSList *options) { return hw_scan(options, X); }
-#define HW_DEV_LIST(X) \
-static GSList *hw_dev_list_##X(void) { return hw_dev_list(X); }
-#define CLEAR_INSTANCES(X) \
-static int clear_instances_##X(void) { return clear_instances(X); }
-#define HW_DEV_ACQUISITION_START(X) \
-static int hw_dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
-void *cb_data) { return hw_dev_acquisition_start(sdi, cb_data, X); }
-
-/* Driver structs and API function wrappers */
-#define DRV(ID, ID_UPPER, NAME, LONGNAME) \
-HW_INIT(ID_UPPER) \
-HW_CLEANUP(ID_UPPER) \
-HW_SCAN(ID_UPPER) \
-HW_DEV_LIST(ID_UPPER) \
-CLEAR_INSTANCES(ID_UPPER) \
-HW_DEV_ACQUISITION_START(ID_UPPER) \
-SR_PRIV struct sr_dev_driver ID##_driver_info = { \
- .name = NAME, \
- .longname = LONGNAME, \
- .api_version = 1, \
- .init = hw_init_##ID_UPPER, \
- .cleanup = hw_cleanup_##ID_UPPER, \
- .scan = hw_scan_##ID_UPPER, \
- .dev_list = hw_dev_list_##ID_UPPER, \
- .dev_clear = clear_instances_##ID_UPPER, \
- .config_get = NULL, \
- .config_set = config_set, \
- .config_list = config_list, \
- .dev_open = hw_dev_open, \
- .dev_close = hw_dev_close, \
- .dev_acquisition_start = hw_dev_acquisition_start_##ID_UPPER, \
- .dev_acquisition_stop = hw_dev_acquisition_stop, \
- .priv = NULL, \
-};
-
-DRV(mic_98583, MIC_98583, "mic-98583", "MIC 98583")
projects / libsigrok.git / blobdiff