+++ /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 int32_t hwopts[] = {
- SR_CONF_CONN,
- SR_CONF_SERIALCOMM,
-};
-
-static const int32_t hwcaps[] = {
- SR_CONF_THERMOMETER,
- SR_CONF_LIMIT_SAMPLES,
- SR_CONF_LIMIT_MSEC,
- SR_CONF_CONTINUOUS,
-};
-
-static const char *channel_names[] = {
- "T1", "T2", "T3", "T4",
- NULL,
-};
-
-SR_PRIV struct sr_dev_driver center_309_driver_info;
-SR_PRIV struct sr_dev_driver voltcraft_k204_driver_info;
-
-SR_PRIV const struct center_dev_info center_devs[] = {
- {
- "Center", "309", "9600/8n1", 4, 32000, 45,
- center_3xx_packet_valid,
- ¢er_309_driver_info, receive_data_CENTER_309,
- },
- {
- "Voltcraft", "K204", "9600/8n1", 4, 32000, 45,
- center_3xx_packet_valid,
- &voltcraft_k204_driver_info, receive_data_VOLTCRAFT_K204,
- },
-};
-
-static int dev_clear(int idx)
-{
- return std_dev_clear(center_devs[idx].di, NULL);
-}
-
-static int init(struct sr_context *sr_ctx, int idx)
-{
- sr_dbg("Selected '%s' subdriver.", center_devs[idx].di->name);
-
- return std_init(sr_ctx, center_devs[idx].di, LOG_PREFIX);
-}
-
-static GSList *center_scan(const char *conn, const char *serialcomm, int idx)
-{
- int i;
- 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;
-
- if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
- return NULL;
-
- if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
- return NULL;
-
- drvc = center_devs[idx].di->priv;
- devices = NULL;
- serial_flush(serial);
-
- sr_info("Found device on port %s.", conn);
-
- if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, center_devs[idx].vendor,
- center_devs[idx].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 = center_devs[idx].di;
-
- for (i = 0; i < center_devs[idx].num_channels; i++) {
- if (!(ch = sr_channel_new(i, SR_CHANNEL_ANALOG,
- TRUE, channel_names[i])))
- 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 GSList *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 = 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) {
- /* Use the provided comm specs. */
- devices = center_scan(conn, serialcomm, idx);
- } else {
- /* Try the default. */
- devices = center_scan(conn, center_devs[idx].conn, idx);
- }
-
- return devices;
-}
-
-static GSList *dev_list(int idx)
-{
- return ((struct drv_context *)(center_devs[idx].di->priv))->instances;
-}
-
-static int cleanup(int idx)
-{
- return dev_clear(idx);
-}
-
-static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi,
- const struct sr_channel_group *cg)
-{
- struct dev_context *devc;
-
- (void)cg;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- devc = sdi->priv;
-
- switch (id) {
- case SR_CONF_LIMIT_SAMPLES:
- if (g_variant_get_uint64(data) == 0)
- return SR_ERR_ARG;
- devc->limit_samples = g_variant_get_uint64(data);
- break;
- case SR_CONF_LIMIT_MSEC:
- if (g_variant_get_uint64(data) == 0)
- return SR_ERR_ARG;
- devc->limit_msec = g_variant_get_uint64(data);
- break;
- default:
- return SR_ERR_NA;
- }
-
- return SR_OK;
-}
-
-static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
- const struct sr_channel_group *cg)
-{
- (void)sdi;
- (void)cg;
-
- switch (key) {
- case SR_CONF_SCAN_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
- hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
- break;
- case SR_CONF_DEVICE_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
- hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
- break;
- default:
- return SR_ERR_NA;
- }
-
- return SR_OK;
-}
-
-static int dev_acquisition_start(const struct sr_dev_inst *sdi,
- void *cb_data, int idx)
-{
- struct dev_context *devc;
- struct sr_serial_dev_inst *serial;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- 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, LOG_PREFIX);
-
- /* Poll every 500ms, or whenever some data comes in. */
- serial = sdi->conn;
- serial_source_add(sdi->session, serial, G_IO_IN, 500,
- center_devs[idx].receive_data, (void *)sdi);
-
- return SR_OK;
-}
-
-static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
-{
- return std_serial_dev_acquisition_stop(sdi, cb_data,
- std_serial_dev_close, sdi->conn, LOG_PREFIX);
-}
-
-/* Driver-specific API function wrappers */
-#define HW_INIT(X) \
-static int init_##X(struct sr_context *sr_ctx) { return init(sr_ctx, X); }
-#define HW_CLEANUP(X) \
-static int cleanup_##X(void) { return cleanup(X); }
-#define HW_SCAN(X) \
-static GSList *scan_##X(GSList *options) { return scan(options, X); }
-#define HW_DEV_LIST(X) \
-static GSList *dev_list_##X(void) { return dev_list(X); }
-#define HW_DEV_CLEAR(X) \
-static int dev_clear_##X(void) { return dev_clear(X); }
-#define HW_DEV_ACQUISITION_START(X) \
-static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
-void *cb_data) { return 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) \
-HW_DEV_CLEAR(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 = init_##ID_UPPER, \
- .cleanup = cleanup_##ID_UPPER, \
- .scan = scan_##ID_UPPER, \
- .dev_list = dev_list_##ID_UPPER, \
- .dev_clear = dev_clear_##ID_UPPER, \
- .config_get = NULL, \
- .config_set = config_set, \
- .config_list = config_list, \
- .dev_open = std_serial_dev_open, \
- .dev_close = std_serial_dev_close, \
- .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
- .dev_acquisition_stop = dev_acquisition_stop, \
- .priv = NULL, \
-};
-
-DRV(center_309, CENTER_309, "center-309", "Center 309")
-DRV(voltcraft_k204, VOLTCRAFT_K204, "voltcraft-k204", "Voltcraft K204")
projects / libsigrok.git / blobdiff