/*
- * This file is part of the sigrok project.
+ * This file is part of the libsigrok project.
*
- * Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
+ * Copyright (C) 2012-2013 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
#include "libsigrok-internal.h"
#include "protocol.h"
-static const int hwcaps[] = {
- SR_HWCAP_MULTIMETER,
- SR_HWCAP_LIMIT_SAMPLES,
- SR_HWCAP_LIMIT_MSEC,
- SR_HWCAP_CONTINUOUS,
- 0,
+#define UNI_T_UT_D04_NEW "1a86.e008"
+
+static const int32_t hwopts[] = {
+ SR_CONF_CONN,
};
-static const char *probe_names[] = {
- "Probe",
- NULL,
+static const int32_t hwcaps[] = {
+ SR_CONF_MULTIMETER,
+ SR_CONF_LIMIT_SAMPLES,
+ SR_CONF_LIMIT_MSEC,
+ SR_CONF_CONTINUOUS,
};
-SR_PRIV struct sr_dev_driver uni_t_dmm_driver_info;
-static struct sr_dev_driver *di = &uni_t_dmm_driver_info;
+SR_PRIV struct sr_dev_driver tecpel_dmm_8061_driver_info;
+SR_PRIV struct sr_dev_driver uni_t_ut61d_driver_info;
+SR_PRIV struct sr_dev_driver uni_t_ut61e_driver_info;
+SR_PRIV struct sr_dev_driver voltcraft_vc820_driver_info;
+SR_PRIV struct sr_dev_driver voltcraft_vc840_driver_info;
+
+SR_PRIV struct dmm_info udmms[] = {
+ {
+ "Tecpel", "DMM-8061", 2400,
+ FS9721_PACKET_SIZE, NULL,
+ sr_fs9721_packet_valid, sr_fs9721_parse,
+ sr_fs9721_00_temp_c,
+ &tecpel_dmm_8061_driver_info, receive_data_TECPEL_DMM_8061,
+ },
+ {
+ "UNI-T", "UT61D", 2400,
+ FS9922_PACKET_SIZE, NULL,
+ sr_fs9922_packet_valid, sr_fs9922_parse,
+ NULL,
+ &uni_t_ut61d_driver_info, receive_data_UNI_T_UT61D,
+ },
+ {
+ "UNI-T", "UT61E", 19230,
+ ES51922_PACKET_SIZE, NULL,
+ sr_es51922_packet_valid, sr_es51922_parse,
+ NULL,
+ &uni_t_ut61e_driver_info, receive_data_UNI_T_UT61E,
+ },
+ {
+ "Voltcraft", "VC-820", 2400,
+ FS9721_PACKET_SIZE, NULL,
+ sr_fs9721_packet_valid, sr_fs9721_parse,
+ NULL,
+ &voltcraft_vc820_driver_info, receive_data_VOLTCRAFT_VC820,
+ },
+ {
+ "Voltcraft", "VC-840", 2400,
+ FS9721_PACKET_SIZE, NULL,
+ sr_fs9721_packet_valid, sr_fs9721_parse,
+ sr_fs9721_00_temp_c,
+ &voltcraft_vc840_driver_info, receive_data_VOLTCRAFT_VC840,
+ },
+};
-static int open_usb(struct sr_dev_inst *sdi)
+static int clear_instances(int dmm)
{
- libusb_device **devlist;
- struct libusb_device_descriptor des;
- struct dev_context *devc;
- int ret, tmp, cnt, i;
-
- /* TODO: Use common code later, refactor. */
-
- devc = sdi->priv;
+ (void)dmm;
- if ((cnt = libusb_get_device_list(NULL, &devlist)) < 0) {
- sr_err("Error getting USB device list: %d.", cnt);
- return SR_ERR;
- }
-
- ret = SR_ERR;
- for (i = 0; i < cnt; i++) {
- if ((tmp = libusb_get_device_descriptor(devlist[i], &des))) {
- sr_err("Failed to get device descriptor: %d.", tmp);
- continue;
- }
-
- if (libusb_get_bus_number(devlist[i]) != devc->usb->bus
- || libusb_get_device_address(devlist[i]) != devc->usb->address)
- continue;
+ /* TODO: Use common code later. */
- if ((tmp = libusb_open(devlist[i], &devc->usb->devhdl))) {
- sr_err("Failed to open device: %d.", tmp);
- break;
- }
+ return SR_OK;
+}
- sr_info("Opened USB device on %d.%d.",
- devc->usb->bus, devc->usb->address);
- ret = SR_OK;
- break;
- }
- libusb_free_device_list(devlist, 1);
+static int hw_init(struct sr_context *sr_ctx, int dmm)
+{
+ sr_dbg("Selected '%s' subdriver.", udmms[dmm].di->name);
- return ret;
+ return std_hw_init(sr_ctx, udmms[dmm].di, DRIVER_LOG_DOMAIN);
}
-static GSList *connect_usb(const char *conn)
+static GSList *hw_scan(GSList *options, int dmm)
{
+ GSList *usb_devices, *devices, *l;
struct sr_dev_inst *sdi;
- struct drv_context *drvc;
struct dev_context *devc;
+ struct drv_context *drvc;
+ struct sr_usb_dev_inst *usb;
+ struct sr_config *src;
struct sr_probe *probe;
- libusb_device **devlist;
- struct libusb_device_descriptor des;
- GSList *devices;
- int vid, pid, devcnt, err, i;
+ const char *conn;
- (void)conn;
+ drvc = udmms[dmm].di->priv;
- /* TODO: Use common code later, refactor. */
-
- drvc = di->priv;
-
- /* Hardcoded for now. */
- vid = UT_D04_CABLE_USB_VID;
- pid = UT_D04_CABLE_USB_DID;
+ 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 = UNI_T_UT_D04_NEW;
devices = NULL;
- libusb_get_device_list(NULL, &devlist);
- for (i = 0; devlist[i]; i++) {
- if ((err = libusb_get_device_descriptor(devlist[i], &des))) {
- sr_err("Failed to get device descriptor: %d", err);
- continue;
- }
+ if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
+ g_slist_free_full(usb_devices, g_free);
+ return NULL;
+ }
- if (des.idVendor != vid || des.idProduct != pid)
- continue;
+ for (l = usb_devices; l; l = l->next) {
+ usb = l->data;
if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
sr_err("Device context malloc failed.");
return NULL;
}
- devcnt = g_slist_length(drvc->instances);
- if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_INACTIVE,
- "UNI-T DMM", NULL, NULL))) {
+ devc->first_run = TRUE;
+
+ if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE,
+ udmms[dmm].vendor, udmms[dmm].device, NULL))) {
sr_err("sr_dev_inst_new returned NULL.");
return NULL;
}
sdi->priv = devc;
+ sdi->driver = udmms[dmm].di;
if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
return NULL;
sdi->probes = g_slist_append(sdi->probes, probe);
- devc->usb = sr_usb_dev_inst_new(
- libusb_get_bus_number(devlist[i]),
- libusb_get_device_address(devlist[i]), NULL);
- devices = g_slist_append(devices, sdi);
- }
- libusb_free_device_list(devlist, 1);
- return devices;
-}
+ sdi->inst_type = SR_INST_USB;
+ sdi->conn = usb;
-static int clear_instances(void)
-{
- /* TODO: Use common code later. */
-
- return SR_OK;
-}
-
-static int hw_init(void)
-{
- int ret;
- struct drv_context *drvc;
-
- if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) {
- sr_err("Driver context malloc failed.");
- return SR_ERR_MALLOC;
- }
-
- if ((ret = libusb_init(NULL)) < 0) {
- sr_err("Failed to initialize libusb: %s.",
- libusb_error_name(ret));
- return SR_ERR;
+ drvc->instances = g_slist_append(drvc->instances, sdi);
+ devices = g_slist_append(devices, sdi);
}
- di->priv = drvc;
-
- return SR_OK;
+ return devices;
}
-static GSList *hw_scan(GSList *options)
+static GSList *hw_dev_list(int dmm)
{
- GSList *l, *devices;
- struct sr_dev_inst *sdi;
- struct drv_context *drvc;
-
- (void)options;
-
- drvc = di->priv;
-
- if (!(devices = connect_usb(NULL)))
- return NULL;
-
- for (l = devices; l; l = l->next) {
- sdi = l->data;
- sdi->driver = di;
- drvc->instances = g_slist_append(drvc->instances, l->data);
- }
-
- return devices;
+ return ((struct drv_context *)(udmms[dmm].di->priv))->instances;
}
-static GSList *hw_dev_list(void)
+static int hw_dev_open(struct sr_dev_inst *sdi, int dmm)
{
struct drv_context *drvc;
+ struct sr_usb_dev_inst *usb;
+ int ret;
- drvc = di->priv;
+ drvc = udmms[dmm].di->priv;
+ usb = sdi->conn;
- return drvc->instances;
-}
+ if ((ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, usb)) == SR_OK)
+ sdi->status = SR_ST_ACTIVE;
-static int hw_dev_open(struct sr_dev_inst *sdi)
-{
- return open_usb(sdi);
+ return ret;
}
static int hw_dev_close(struct sr_dev_inst *sdi)
/* TODO */
- return SR_OK;
-}
-
-static int hw_cleanup(void)
-{
- clear_instances();
-
- // libusb_exit(NULL);
+ sdi->status = SR_ST_INACTIVE;
return SR_OK;
}
-static int hw_info_get(int info_id, const void **data,
- const struct sr_dev_inst *sdi)
+static int hw_cleanup(int dmm)
{
- (void)sdi;
-
- sr_spew("Backend requested info_id %d.", info_id);
-
- switch (info_id) {
- case SR_DI_HWCAPS:
- *data = hwcaps;
- sr_spew("%s: Returning hwcaps.", __func__);
- break;
- case SR_DI_NUM_PROBES:
- *data = GINT_TO_POINTER(1);
- sr_spew("%s: Returning number of probes.", __func__);
- break;
- case SR_DI_PROBE_NAMES:
- *data = probe_names;
- sr_spew("%s: Returning probe names.", __func__);
- break;
- case SR_DI_SAMPLERATES:
- /* TODO: Get rid of this. */
- *data = NULL;
- sr_spew("%s: Returning samplerates.", __func__);
- return SR_ERR_ARG;
- break;
- case SR_DI_CUR_SAMPLERATE:
- /* TODO: Get rid of this. */
- *data = NULL;
- sr_spew("%s: Returning current samplerate.", __func__);
- return SR_ERR_ARG;
- break;
- default:
- sr_err("%s: Unknown info_id %d.", __func__, info_id);
- return SR_ERR_ARG;
- break;
- }
+ clear_instances(dmm);
return SR_OK;
}
-static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
- const void *value)
+static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi)
{
struct dev_context *devc;
devc = sdi->priv;
- switch (hwcap) {
- case SR_HWCAP_LIMIT_MSEC:
+ switch (id) {
+ case SR_CONF_LIMIT_MSEC:
/* TODO: Not yet implemented. */
- if (*(const uint64_t *)value == 0) {
+ if (g_variant_get_uint64(data) == 0) {
sr_err("Time limit cannot be 0.");
return SR_ERR;
}
- devc->limit_msec = *(const uint64_t *)value;
+ devc->limit_msec = g_variant_get_uint64(data);
sr_dbg("Setting time limit to %" PRIu64 "ms.",
devc->limit_msec);
break;
- case SR_HWCAP_LIMIT_SAMPLES:
- if (*(const uint64_t *)value == 0) {
+ case SR_CONF_LIMIT_SAMPLES:
+ if (g_variant_get_uint64(data) == 0) {
sr_err("Sample limit cannot be 0.");
return SR_ERR;
}
- devc->limit_samples = *(const uint64_t *)value;
+ devc->limit_samples = g_variant_get_uint64(data);
sr_dbg("Setting sample limit to %" PRIu64 ".",
devc->limit_samples);
break;
default:
- sr_err("Unknown capability: %d.", hwcap);
- return SR_ERR;
+ return SR_ERR_NA;
+ }
+
+ return SR_OK;
+}
+
+static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi)
+{
+ (void)sdi;
+
+ 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 hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
- void *cb_data)
+ void *cb_data, int dmm)
{
- struct sr_datafeed_packet packet;
- struct sr_datafeed_header header;
- struct sr_datafeed_meta_analog meta;
struct dev_context *devc;
devc = sdi->priv;
- sr_dbg("Starting acquisition.");
-
devc->cb_data = cb_data;
/* Send header packet to the session bus. */
- sr_dbg("Sending SR_DF_HEADER.");
- packet.type = SR_DF_HEADER;
- packet.payload = (uint8_t *)&header;
- header.feed_version = 1;
- gettimeofday(&header.starttime, NULL);
- sr_session_send(devc->cb_data, &packet);
-
- /* Send metadata about the SR_DF_ANALOG packets to come. */
- sr_dbg("Sending SR_DF_META_ANALOG.");
- packet.type = SR_DF_META_ANALOG;
- packet.payload = &meta;
- meta.num_probes = 1;
- sr_session_send(devc->cb_data, &packet);
+ std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN);
sr_source_add(0, 0, 10 /* poll_timeout */,
- uni_t_dmm_receive_data, (void *)sdi);
+ udmms[dmm].receive_data, (void *)sdi);
return SR_OK;
}
-static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi,
- void *cb_data)
+static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
{
struct sr_datafeed_packet packet;
return SR_OK;
}
-SR_PRIV struct sr_dev_driver uni_t_dmm_driver_info = {
- .name = "uni-t-dmm",
- .longname = "UNI-T DMM series",
- .api_version = 1,
- .init = hw_init,
- .cleanup = hw_cleanup,
- .scan = hw_scan,
- .dev_list = hw_dev_list,
- .dev_clear = clear_instances,
- .dev_open = hw_dev_open,
- .dev_close = hw_dev_close,
- .info_get = hw_info_get,
- .dev_config_set = hw_dev_config_set,
- .dev_acquisition_start = hw_dev_acquisition_start,
- .dev_acquisition_stop = hw_dev_acquisition_stop,
- .priv = NULL,
+/* 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); }
+#define HW_DEV_OPEN(X) \
+static int hw_dev_open_##X(struct sr_dev_inst *sdi) { return hw_dev_open(sdi, 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) \
+HW_DEV_OPEN(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_##ID_UPPER, \
+ .dev_close = hw_dev_close, \
+ .dev_acquisition_start = hw_dev_acquisition_start_##ID_UPPER, \
+ .dev_acquisition_stop = hw_dev_acquisition_stop, \
+ .priv = NULL, \
};
+
+DRV(tecpel_dmm_8061, TECPEL_DMM_8061, "tecpel-dmm-8061", "Tecpel DMM-8061")
+DRV(uni_t_ut61d, UNI_T_UT61D, "uni-t-ut61d", "UNI-T UT61D")
+DRV(uni_t_ut61e, UNI_T_UT61E, "uni-t-ut61e", "UNI-T UT61E")
+DRV(voltcraft_vc820, VOLTCRAFT_VC820, "voltcraft-vc820", "Voltcraft VC-820")
+DRV(voltcraft_vc840, VOLTCRAFT_VC840, "voltcraft-vc840", "Voltcraft VC-840")