X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Farachnid-labs-re-load-pro%2Fapi.c;h=aeacda1046d5a1cd39a5f2ec8f703e7cee8efd35;hb=dd5c48a6d567a3cac62c4b0058588273bbeea171;hp=99241c19b487c81b058f8d79d76e15773da8e123;hpb=6e8d31d4680a35a35c2605c90d3abcc559d70a56;p=libsigrok.git diff --git a/src/hardware/arachnid-labs-re-load-pro/api.c b/src/hardware/arachnid-labs-re-load-pro/api.c index 99241c19..aeacda10 100644 --- a/src/hardware/arachnid-labs-re-load-pro/api.c +++ b/src/hardware/arachnid-labs-re-load-pro/api.c @@ -1,7 +1,7 @@ /* * This file is part of the libsigrok project. * - * Copyright (C) 2015 Uwe Hermann + * Copyright (C) 2015-2016 Uwe Hermann * * 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 @@ -19,73 +19,263 @@ */ #include +#include #include "protocol.h" -SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info; +#define SERIALCOMM "115200/8n1" -static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx) -{ - return std_init(sr_ctx, di, LOG_PREFIX); -} +#define CMD_VERSION "version\r\n" +#define CMD_MONITOR "monitor 200\r\n" + +static const uint32_t scanopts[] = { + SR_CONF_CONN, + SR_CONF_SERIALCOMM, +}; + +static const uint32_t drvopts[] = { + SR_CONF_ELECTRONIC_LOAD, +}; + +static const uint32_t devopts[] = { + SR_CONF_CONTINUOUS, + SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, + SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET, +}; + +static const uint32_t devopts_cg[] = { + SR_CONF_ENABLED | SR_CONF_SET, + SR_CONF_REGULATION | SR_CONF_GET, + SR_CONF_VOLTAGE | SR_CONF_GET, + SR_CONF_CURRENT | SR_CONF_GET, + SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, + SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED | SR_CONF_GET, + SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET, + SR_CONF_OVER_TEMPERATURE_PROTECTION | SR_CONF_GET, + SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE | SR_CONF_GET, + SR_CONF_UNDER_VOLTAGE_CONDITION | SR_CONF_GET, + SR_CONF_UNDER_VOLTAGE_CONDITION_ACTIVE | SR_CONF_GET, +}; static GSList *scan(struct sr_dev_driver *di, GSList *options) { + struct sr_dev_inst *sdi; struct drv_context *drvc; - GSList *devices; - - (void)options; + struct dev_context *devc; + struct sr_config *src; + struct sr_serial_dev_inst *serial; + struct sr_channel_group *cg; + struct sr_channel *ch; + GSList *l, *devices; + int ret, len; + const char *conn, *serialcomm; + char buf[100]; + char *bufptr; + double version; devices = NULL; drvc = di->context; drvc->instances = NULL; - return devices; -} + 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) + serialcomm = SERIALCOMM; -static GSList *dev_list(const struct sr_dev_driver *di) -{ - return ((struct drv_context *)(di->context))->instances; -} + serial = sr_serial_dev_inst_new(conn, serialcomm); -static int dev_clear(const struct sr_dev_driver *di) -{ - return std_dev_clear(di, NULL); -} + if (serial_open(serial, SERIAL_RDWR) != SR_OK) + return NULL; -static int dev_open(struct sr_dev_inst *sdi) -{ - (void)sdi; + serial_flush(serial); - sdi->status = SR_ST_ACTIVE; + if (serial_write_blocking(serial, CMD_VERSION, + strlen(CMD_VERSION), serial_timeout(serial, + strlen(CMD_VERSION))) < (int)strlen(CMD_VERSION)) { + sr_dbg("Unable to write while probing for hardware."); + serial_close(serial); + return NULL; + } - return SR_OK; -} + memset(buf, 0, sizeof(buf)); + bufptr = buf; + len = sizeof(buf); + ret = serial_readline(serial, &bufptr, &len, 3000); -static int dev_close(struct sr_dev_inst *sdi) -{ - (void)sdi; + if (ret < 0 || len < 9 || strncmp((const char *)&buf, "version ", 8)) { + sr_dbg("Unable to probe version number."); + serial_close(serial); + return NULL; + } + + version = g_ascii_strtod(buf + 8, NULL); + if (version < 1.10) { + sr_info("Firmware >= 1.10 required (got %1.2f).", version); + serial_close(serial); + return NULL; + } + sdi = g_malloc0(sizeof(struct sr_dev_inst)); sdi->status = SR_ST_INACTIVE; + sdi->vendor = g_strdup("Arachnid Labs"); + sdi->model = g_strdup("Re:load Pro"); + sdi->version = g_strdup(buf + 8); + sdi->driver = di; + sdi->inst_type = SR_INST_SERIAL; + sdi->conn = serial; - return SR_OK; + cg = g_malloc0(sizeof(struct sr_channel_group)); + cg->name = g_strdup("1"); + sdi->channel_groups = g_slist_append(sdi->channel_groups, cg); + + ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V"); + cg->channels = g_slist_append(cg->channels, ch); + + ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "I"); + cg->channels = g_slist_append(cg->channels, ch); + + devc = g_malloc0(sizeof(struct dev_context)); + sdi->priv = devc; + drvc->instances = g_slist_append(drvc->instances, sdi); + devices = g_slist_append(devices, sdi); + + serial_close(serial); + if (!devices) + sr_serial_dev_inst_free(serial); + + return devices; } -static int cleanup(const struct sr_dev_driver *di) +static int config_list(uint32_t key, GVariant **data, + const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) { - return dev_clear(di); + GVariantBuilder gvb; + int ret; + + /* Always available. */ + if (key == SR_CONF_SCAN_OPTIONS) { + *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, + scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); + return SR_OK; + } + + if (key == SR_CONF_DEVICE_OPTIONS && !sdi) { + *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, + drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); + return SR_OK; + } + + if (!sdi) + return SR_ERR_ARG; + + ret = SR_OK; + + if (!cg) { + /* No channel group: global options. */ + switch (key) { + case SR_CONF_DEVICE_OPTIONS: + *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, + devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); + break; + default: + return SR_ERR_NA; + } + } else { + switch (key) { + case SR_CONF_DEVICE_OPTIONS: + *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, + devopts_cg, ARRAY_SIZE(devopts_cg), sizeof(uint32_t)); + break; + case SR_CONF_CURRENT_LIMIT: + g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); + /* Min, max, step. */ + g_variant_builder_add_value(&gvb, g_variant_new_double(0.0)); + g_variant_builder_add_value(&gvb, g_variant_new_double(6.0)); + g_variant_builder_add_value(&gvb, g_variant_new_double(0.001)); /* 1mA steps */ + *data = g_variant_builder_end(&gvb); + break; + default: + return SR_ERR_NA; + } + } + + return ret; } static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) { + struct dev_context *devc; int ret; + float fvalue; - (void)sdi; - (void)data; (void)cg; + devc = sdi->priv; + + /* + * These features/keys are not supported by the hardware: + * - SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE + * - SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD + * - SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE + * - SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD + * - SR_CONF_ENABLED (state cannot be queried, only set) + */ + ret = SR_OK; switch (key) { + case SR_CONF_LIMIT_SAMPLES: + *data = g_variant_new_uint64(devc->limit_samples); + break; + case SR_CONF_LIMIT_MSEC: + *data = g_variant_new_uint64(devc->limit_msec); + break; + case SR_CONF_REGULATION: + *data = g_variant_new_string("CC"); /* Always CC mode. */ + break; + case SR_CONF_VOLTAGE: + if (reloadpro_get_voltage_current(sdi, &fvalue, NULL) < 0) + return SR_ERR; + *data = g_variant_new_double(fvalue); + break; + case SR_CONF_CURRENT: + if (reloadpro_get_voltage_current(sdi, NULL, &fvalue) < 0) + return SR_ERR; + *data = g_variant_new_double(fvalue); + break; + case SR_CONF_CURRENT_LIMIT: + if (reloadpro_get_current_limit(sdi, &fvalue) == SR_OK) + *data = g_variant_new_double(fvalue); + break; + case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: + *data = g_variant_new_boolean(TRUE); /* Always on. */ + break; + case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: + *data = g_variant_new_boolean(TRUE); /* Always on. */ + break; + case SR_CONF_OVER_TEMPERATURE_PROTECTION: + *data = g_variant_new_boolean(TRUE); /* Always on. */ + break; + case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE: + *data = g_variant_new_boolean(devc->otp_active); + break; + case SR_CONF_UNDER_VOLTAGE_CONDITION: + *data = g_variant_new_boolean(TRUE); /* Always on. */ + break; + case SR_CONF_UNDER_VOLTAGE_CONDITION_ACTIVE: + *data = g_variant_new_boolean(devc->uvc_active); + break; default: return SR_ERR_NA; } @@ -96,16 +286,31 @@ static int config_get(uint32_t key, GVariant **data, static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) { + struct dev_context *devc; int ret; - (void)data; (void)cg; if (sdi->status != SR_ST_ACTIVE) return SR_ERR_DEV_CLOSED; + devc = sdi->priv; + ret = SR_OK; switch (key) { + case SR_CONF_LIMIT_SAMPLES: + devc->limit_samples = g_variant_get_uint64(data); + break; + case SR_CONF_LIMIT_MSEC: + devc->limit_msec = g_variant_get_uint64(data); + break; + case SR_CONF_ENABLED: + ret = reloadpro_set_on_off(sdi, g_variant_get_boolean(data)); + break; + case SR_CONF_CURRENT_LIMIT: + ret = reloadpro_set_current_limit(sdi, + g_variant_get_double(data)); + break; default: ret = SR_ERR_NA; } @@ -113,60 +318,61 @@ static int config_set(uint32_t key, GVariant *data, return ret; } -static int config_list(uint32_t key, GVariant **data, - const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) +static int dev_acquisition_start(const struct sr_dev_inst *sdi) { int ret; + struct dev_context *devc; + struct sr_serial_dev_inst *serial; - (void)sdi; - (void)data; - (void)cg; + if (sdi->status != SR_ST_ACTIVE) + return SR_ERR_DEV_CLOSED; - ret = SR_OK; - switch (key) { - default: - return SR_ERR_NA; + devc = sdi->priv; + serial = sdi->conn; + + /* Send the 'monitor ' command (doesn't have a reply). */ + if ((ret = serial_write_blocking(serial, CMD_MONITOR, + strlen(CMD_MONITOR), serial_timeout(serial, + strlen(CMD_MONITOR)))) < (int)strlen(CMD_MONITOR)) { + sr_err("Unable to send 'monitor' command: %d.", ret); + return SR_ERR; } - return ret; -} + /* Poll every 100ms, or whenever some data comes in. */ + serial_source_add(sdi->session, serial, G_IO_IN, 100, + reloadpro_receive_data, (void *)sdi); -static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) -{ - (void)sdi; - (void)cb_data; + std_session_send_df_header(sdi, LOG_PREFIX); - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; + memset(devc->buf, 0, RELOADPRO_BUFSIZE); + devc->buflen = 0; + devc->num_samples = 0; + devc->starttime = g_get_monotonic_time(); return SR_OK; } -static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) +static int dev_acquisition_stop(struct sr_dev_inst *sdi) { - (void)cb_data; - - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; - - return SR_OK; + return std_serial_dev_acquisition_stop(sdi, + std_serial_dev_close, sdi->conn, LOG_PREFIX); } -SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info = { +static struct sr_dev_driver arachnid_labs_re_load_pro_driver_info = { .name = "arachnid-labs-re-load-pro", .longname = "Arachnid Labs Re:load Pro", .api_version = 1, - .init = init, - .cleanup = cleanup, + .init = std_init, + .cleanup = std_cleanup, .scan = scan, - .dev_list = dev_list, - .dev_clear = dev_clear, + .dev_list = std_dev_list, .config_get = config_get, .config_set = config_set, .config_list = config_list, - .dev_open = dev_open, - .dev_close = dev_close, + .dev_open = std_serial_dev_open, + .dev_close = std_serial_dev_close, .dev_acquisition_start = dev_acquisition_start, .dev_acquisition_stop = dev_acquisition_stop, .context = NULL, }; +SR_REGISTER_DEV_DRIVER(arachnid_labs_re_load_pro_driver_info);