X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fcem-dt-885x%2Fapi.c;h=6db50a90d1b9cf38b9d879f03c03213ba9dca929;hb=HEAD;hp=3dbb9a3930274ac41976d50a4e165ed4f299c924;hpb=660e398fe9f5fc608787f8fd75a9df8aac61026f;p=libsigrok.git diff --git a/hardware/cem-dt-885x/api.c b/hardware/cem-dt-885x/api.c deleted file mode 100644 index 3dbb9a39..00000000 --- a/hardware/cem-dt-885x/api.c +++ /dev/null @@ -1,434 +0,0 @@ -/* - * This file is part of the libsigrok project. - * - * Copyright (C) 2013 Bert Vermeulen - * - * 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 . - */ - -#include -#include "protocol.h" - -#define SERIALCOMM "9600/8n1" -/* 23ms is the longest interval between tokens. */ -#define MAX_SCAN_TIME 25 * 1000 - -static const int32_t hwopts[] = { - SR_CONF_CONN, -}; - -static const int32_t hwcaps[] = { - SR_CONF_SOUNDLEVELMETER, - SR_CONF_LIMIT_SAMPLES, - SR_CONF_CONTINUOUS, - SR_CONF_SPL_WEIGHT_FREQ, - SR_CONF_SPL_WEIGHT_TIME, - SR_CONF_SPL_MEASUREMENT_RANGE, - SR_CONF_DATALOG, - SR_CONF_HOLD_MAX, - SR_CONF_HOLD_MIN, - SR_CONF_POWER_OFF, - SR_CONF_DATA_SOURCE, -}; - -static const char *weight_freq[] = { - "A", - "C", -}; - -static const char *weight_time[] = { - "F", - "S", -}; - -static const uint64_t meas_ranges[][2] = { - { 30, 130 }, - { 30, 80 }, - { 50, 100 }, - { 80, 130 }, -}; - -static const char *data_sources[] = { - "Live", - "Memory", -}; -SR_PRIV struct sr_dev_driver cem_dt_885x_driver_info; -static struct sr_dev_driver *di = &cem_dt_885x_driver_info; - - -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_config *src; - struct sr_serial_dev_inst *serial; - struct sr_dev_inst *sdi; - struct sr_probe *probe; - GSList *l, *devices; - gint64 start; - const char *conn; - unsigned char c; - - conn = NULL; - for (l = options; l; l = l->next) { - src = l->data; - if (src->key == SR_CONF_CONN) - conn = g_variant_get_string(src->data, NULL); - } - if (!conn) - return NULL; - - if (!(serial = sr_serial_dev_inst_new(conn, SERIALCOMM))) - return NULL; - - if (serial_open(serial, SERIAL_RDONLY | SERIAL_NONBLOCK) != SR_OK) - return NULL; - - devices = NULL; - drvc = di->priv; - start = g_get_monotonic_time(); - while (g_get_monotonic_time() - start < MAX_SCAN_TIME) { - if (serial_read(serial, &c, 1) == 1 && c == 0xa5) { - /* Found one. */ - if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, "CEM", - "DT-885x", NULL))) - return NULL; - - if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { - sr_dbg("Device context malloc failed."); - return NULL; - } - devc->cur_mqflags = 0; - devc->recording = -1; - devc->cur_meas_range = 0; - devc->cur_data_source = DATA_SOURCE_LIVE; - devc->enable_data_source_memory = FALSE; - - if (!(sdi->conn = sr_serial_dev_inst_new(conn, SERIALCOMM))) - return NULL; - - sdi->inst_type = SR_INST_SERIAL; - sdi->priv = devc; - sdi->driver = di; - if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "SPL"))) - return NULL; - sdi->probes = g_slist_append(sdi->probes, probe); - drvc->instances = g_slist_append(drvc->instances, sdi); - devices = g_slist_append(devices, sdi); - break; - } - /* It takes about 1ms for a byte to come in. */ - g_usleep(1000); - } - - serial_close(serial); - - return devices; -} - -static GSList *dev_list(void) -{ - return ((struct drv_context *)(di->priv))->instances; -} - -static int dev_open(struct sr_dev_inst *sdi) -{ - struct sr_serial_dev_inst *serial; - - serial = sdi->conn; - if (serial_open(serial, SERIAL_RDWR) != SR_OK) - return SR_ERR; - - sdi->status = SR_ST_ACTIVE; - - return SR_OK; -} - -static int cleanup(void) -{ - return std_dev_clear(di, NULL); -} - -static int config_get(int key, GVariant **data, const struct sr_dev_inst *sdi, - const struct sr_channel_group *channel_group) -{ - struct dev_context *devc; - GVariant *range[2]; - uint64_t low, high; - int tmp, ret; - - (void)channel_group; - - if (!sdi) - return SR_ERR_ARG; - - devc = sdi->priv; - ret = SR_OK; - switch (key) { - case SR_CONF_LIMIT_SAMPLES: - *data = g_variant_new_uint64(devc->limit_samples); - break; - case SR_CONF_DATALOG: - if ((ret = cem_dt_885x_recording_get(sdi, &tmp)) == SR_OK) - *data = g_variant_new_boolean(tmp); - break; - case SR_CONF_SPL_WEIGHT_FREQ: - tmp = cem_dt_885x_weight_freq_get(sdi); - if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_A) - *data = g_variant_new_string("A"); - else if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_C) - *data = g_variant_new_string("C"); - else - return SR_ERR; - break; - case SR_CONF_SPL_WEIGHT_TIME: - tmp = cem_dt_885x_weight_time_get(sdi); - if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_F) - *data = g_variant_new_string("F"); - else if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_S) - *data = g_variant_new_string("S"); - else - return SR_ERR; - break; - case SR_CONF_HOLD_MAX: - if ((ret = cem_dt_885x_holdmode_get(sdi, &tmp)) == SR_OK) - *data = g_variant_new_boolean(tmp == SR_MQFLAG_MAX); - break; - case SR_CONF_HOLD_MIN: - if ((ret = cem_dt_885x_holdmode_get(sdi, &tmp)) == SR_OK) - *data = g_variant_new_boolean(tmp == SR_MQFLAG_MIN); - break; - case SR_CONF_SPL_MEASUREMENT_RANGE: - if ((ret = cem_dt_885x_meas_range_get(sdi, &low, &high)) == SR_OK) { - range[0] = g_variant_new_uint64(low); - range[1] = g_variant_new_uint64(high); - *data = g_variant_new_tuple(range, 2); - } - break; - case SR_CONF_POWER_OFF: - *data = g_variant_new_boolean(FALSE); - break; - case SR_CONF_DATA_SOURCE: - if (devc->cur_data_source == DATA_SOURCE_LIVE) - *data = g_variant_new_string("Live"); - else - *data = g_variant_new_string("Memory"); - break; - default: - return SR_ERR_NA; - } - - return ret; -} - -static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi, - const struct sr_channel_group *channel_group) -{ - struct dev_context *devc; - uint64_t tmp_u64, low, high; - unsigned int i; - int tmp, ret; - const char *tmp_str; - - (void)channel_group; - - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; - - if (!(devc = sdi->priv)) { - sr_err("sdi->priv was NULL."); - return SR_ERR_BUG; - } - - ret = SR_OK; - switch (key) { - case SR_CONF_LIMIT_SAMPLES: - tmp_u64 = g_variant_get_uint64(data); - devc->limit_samples = tmp_u64; - ret = SR_OK; - break; - case SR_CONF_DATALOG: - ret = cem_dt_885x_recording_set(sdi, g_variant_get_boolean(data)); - break; - case SR_CONF_SPL_WEIGHT_FREQ: - tmp_str = g_variant_get_string(data, NULL); - if (!strcmp(tmp_str, "A")) - ret = cem_dt_885x_weight_freq_set(sdi, - SR_MQFLAG_SPL_FREQ_WEIGHT_A); - else if (!strcmp(tmp_str, "C")) - ret = cem_dt_885x_weight_freq_set(sdi, - SR_MQFLAG_SPL_FREQ_WEIGHT_C); - else - return SR_ERR_ARG; - break; - case SR_CONF_SPL_WEIGHT_TIME: - tmp_str = g_variant_get_string(data, NULL); - if (!strcmp(tmp_str, "F")) - ret = cem_dt_885x_weight_time_set(sdi, - SR_MQFLAG_SPL_TIME_WEIGHT_F); - else if (!strcmp(tmp_str, "S")) - ret = cem_dt_885x_weight_time_set(sdi, - SR_MQFLAG_SPL_TIME_WEIGHT_S); - else - return SR_ERR_ARG; - break; - case SR_CONF_HOLD_MAX: - tmp = g_variant_get_boolean(data) ? SR_MQFLAG_MAX : 0; - ret = cem_dt_885x_holdmode_set(sdi, tmp); - break; - case SR_CONF_HOLD_MIN: - tmp = g_variant_get_boolean(data) ? SR_MQFLAG_MIN : 0; - ret = cem_dt_885x_holdmode_set(sdi, tmp); - break; - case SR_CONF_SPL_MEASUREMENT_RANGE: - g_variant_get(data, "(tt)", &low, &high); - ret = SR_ERR_ARG; - for (i = 0; i < ARRAY_SIZE(meas_ranges); i++) { - if (meas_ranges[i][0] == low && meas_ranges[i][1] == high) { - ret = cem_dt_885x_meas_range_set(sdi, low, high); - break; - } - } - break; - case SR_CONF_POWER_OFF: - if (g_variant_get_boolean(data)) - ret = cem_dt_885x_power_off(sdi); - break; - case SR_CONF_DATA_SOURCE: - tmp_str = g_variant_get_string(data, NULL); - if (!strcmp(tmp_str, "Live")) - devc->cur_data_source = DATA_SOURCE_LIVE; - else if (!strcmp(tmp_str, "Memory")) - devc->cur_data_source = DATA_SOURCE_MEMORY; - else - return SR_ERR; - devc->enable_data_source_memory = devc->cur_data_source == DATA_SOURCE_MEMORY; - break; - default: - ret = SR_ERR_NA; - } - - return ret; -} - -static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, - const struct sr_channel_group *channel_group) -{ - GVariant *tuple, *range[2]; - GVariantBuilder gvb; - unsigned int i; - int ret; - - (void)sdi; - (void)channel_group; - - ret = SR_OK; - 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; - case SR_CONF_SPL_WEIGHT_FREQ: - *data = g_variant_new_strv(weight_freq, ARRAY_SIZE(weight_freq)); - break; - case SR_CONF_SPL_WEIGHT_TIME: - *data = g_variant_new_strv(weight_time, ARRAY_SIZE(weight_time)); - break; - case SR_CONF_SPL_MEASUREMENT_RANGE: - g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); - for (i = 0; i < ARRAY_SIZE(meas_ranges); i++) { - range[0] = g_variant_new_uint64(meas_ranges[i][0]); - range[1] = g_variant_new_uint64(meas_ranges[i][1]); - tuple = g_variant_new_tuple(range, 2); - g_variant_builder_add_value(&gvb, tuple); - } - *data = g_variant_builder_end(&gvb); - break; - case SR_CONF_DATA_SOURCE: - *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources)); - break; - default: - return SR_ERR_NA; - } - - return ret; -} - -static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) -{ - struct dev_context *devc; - struct sr_serial_dev_inst *serial; - - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; - - if (!(devc = sdi->priv)) { - sr_err("sdi->priv was NULL."); - return SR_ERR_BUG; - } - - devc->cb_data = cb_data; - devc->state = ST_INIT; - devc->num_samples = 0; - devc->buf_len = 0; - - /* Send header packet to the session bus. */ - std_session_send_df_header(cb_data, LOG_PREFIX); - - /* Poll every 100ms, or whenever some data comes in. */ - serial = sdi->conn; - serial_source_add(serial, G_IO_IN, 150, cem_dt_885x_receive_data, - (void *)sdi); - - 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; - - return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close, - sdi->conn, LOG_PREFIX); -} - -SR_PRIV struct sr_dev_driver cem_dt_885x_driver_info = { - .name = "cem-dt-885x", - .longname = "CEM DT-885x", - .api_version = 1, - .init = init, - .cleanup = cleanup, - .scan = scan, - .dev_list = dev_list, - .dev_clear = NULL, - .config_get = config_get, - .config_set = config_set, - .config_list = config_list, - .dev_open = dev_open, - .dev_close = std_serial_dev_close, - .dev_acquisition_start = dev_acquisition_start, - .dev_acquisition_stop = dev_acquisition_stop, - .priv = NULL, -};