X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Flink-mso19%2Fapi.c;h=dbc66fddf5d209a8310f221e7b0cf5a50a50664f;hb=HEAD;hp=4a71863dc1de0b4b7bb3d19a918934c14d9ade35;hpb=0e94d524c19fe89c564243421d37c17818f87631;p=libsigrok.git diff --git a/hardware/link-mso19/api.c b/hardware/link-mso19/api.c deleted file mode 100644 index 4a71863d..00000000 --- a/hardware/link-mso19/api.c +++ /dev/null @@ -1,500 +0,0 @@ -/* - * This file is part of the sigrok project. - * - * Copyright (C) 2011 Daniel Ribeiro - * Copyright (C) 2012 Renato Caldas - * Copyright (C) 2013 Lior Elazary - * - * 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 "protocol.h" - -static const int hwcaps[] = { - SR_CONF_LOGIC_ANALYZER, - SR_CONF_SAMPLERATE, - SR_CONF_TRIGGER_SLOPE, - SR_CONF_HORIZ_TRIGGERPOS, -// SR_CONF_CAPTURE_RATIO, - SR_CONF_LIMIT_SAMPLES, -// SR_CONF_RLE, - 0, -}; - -/* - * Probes are numbered 0 to 7. - * - * See also: http://www.linkinstruments.com/images/mso19_1113.gif - */ -SR_PRIV const char *mso19_probe_names[NUM_PROBES + 1] = { - "0", "1", "2", "3", "4", "5", "6", "7", NULL -}; - -static const struct sr_samplerates samplerates = { - .low = SR_HZ(100), - .high = SR_MHZ(200), - .step = SR_HZ(100), - .list = NULL, -}; - -SR_PRIV struct sr_dev_driver link_mso19_driver_info; -static struct sr_dev_driver *di = &link_mso19_driver_info; - -static int hw_init(struct sr_context *sr_ctx) -{ - return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN); -} - -static GSList *hw_scan(GSList *options) -{ - int i; - GSList *devices = NULL; - const char *conn = NULL; - const char *serialcomm = NULL; - GSList *l; - struct sr_config *src; - struct udev *udev; - - (void)options; - - 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) - conn = SERIALCONN; - if (serialcomm == NULL) - serialcomm = SERIALCOMM; - - udev = udev_new(); - if (!udev) { - sr_err("Failed to initialize udev."); - } - - struct udev_enumerate *enumerate = udev_enumerate_new(udev); - udev_enumerate_add_match_subsystem(enumerate, "usb-serial"); - udev_enumerate_scan_devices(enumerate); - struct udev_list_entry *devs = udev_enumerate_get_list_entry(enumerate); - struct udev_list_entry *dev_list_entry; - for (dev_list_entry = devs; - dev_list_entry != NULL; - dev_list_entry = udev_list_entry_get_next(dev_list_entry)) { - const char *syspath = udev_list_entry_get_name(dev_list_entry); - struct udev_device *dev = - udev_device_new_from_syspath(udev, syspath); - const char *sysname = udev_device_get_sysname(dev); - struct udev_device *parent = - udev_device_get_parent_with_subsystem_devtype(dev, "usb", - "usb_device"); - - if (!parent) { - sr_err("Unable to find parent usb device for %s", - sysname); - continue; - } - - const char *idVendor = - udev_device_get_sysattr_value(parent, "idVendor"); - const char *idProduct = - udev_device_get_sysattr_value(parent, "idProduct"); - if (strcmp(USB_VENDOR, idVendor) - || strcmp(USB_PRODUCT, idProduct)) - continue; - - const char *iSerial = - udev_device_get_sysattr_value(parent, "serial"); - const char *iProduct = - udev_device_get_sysattr_value(parent, "product"); - - char path[32]; - snprintf(path, sizeof(path), "/dev/%s", sysname); - conn = path; - - size_t s = strcspn(iProduct, " "); - char product[32]; - char manufacturer[32]; - if (s > sizeof(product) || - strlen(iProduct) - s > sizeof(manufacturer)) { - sr_err("Could not parse iProduct: %s.", iProduct); - continue; - } - strncpy(product, iProduct, s); - product[s] = 0; - strcpy(manufacturer, iProduct + s + 1); - - //Create the device context and set its params - struct dev_context *devc; - if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { - sr_err("Device context malloc failed."); - return devices; - } - - if (mso_parse_serial(iSerial, iProduct, devc) != SR_OK) { - sr_err("Invalid iSerial: %s.", iSerial); - g_free(devc); - return devices; - } - - char hwrev[32]; - sprintf(hwrev, "r%d", devc->hwrev); - devc->ctlbase1 = 0; - devc->protocol_trigger.spimode = 0; - for (i = 0; i < 4; i++) { - devc->protocol_trigger.word[i] = 0; - devc->protocol_trigger.mask[i] = 0xff; - } - - if (!(devc->serial = sr_serial_dev_inst_new(conn, serialcomm))) { - g_free(devc); - return devices; - } - - struct sr_dev_inst *sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, - manufacturer, product, hwrev); - - if (!sdi) { - sr_err("Unable to create device instance for %s", - sysname); - sr_dev_inst_free(sdi); - g_free(devc); - return devices; - } - - sdi->driver = di; - sdi->priv = devc; - - for (i = 0; i < NUM_PROBES; i++) { - struct sr_probe *probe; - if (!(probe = sr_probe_new(i, SR_PROBE_LOGIC, TRUE, - mso19_probe_names[i]))) - return 0; - sdi->probes = g_slist_append(sdi->probes, probe); - } - - //Add the driver - struct drv_context *drvc = di->priv; - drvc->instances = g_slist_append(drvc->instances, sdi); - devices = g_slist_append(devices, sdi); - } - - return devices; -} - -static GSList *hw_dev_list(void) -{ - return ((struct drv_context *)(di->priv))->instances; -} - -static int hw_dev_open(struct sr_dev_inst *sdi) -{ - int ret; - struct dev_context *devc; - - devc = sdi->priv; - - if (serial_open(devc->serial, SERIAL_RDWR) != SR_OK) - return SR_ERR; - - sdi->status = SR_ST_ACTIVE; - - /* FIXME: discard serial buffer */ - mso_check_trigger(devc->serial, &devc->trigger_state); - sr_dbg("Trigger state: 0x%x.", devc->trigger_state); - - ret = mso_reset_adc(sdi); - if (ret != SR_OK) - return ret; - - mso_check_trigger(devc->serial, &devc->trigger_state); - sr_dbg("Trigger state: 0x%x.", devc->trigger_state); - - // ret = mso_reset_fsm(sdi); - // if (ret != SR_OK) - // return ret; - // return SR_ERR; - - 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(void) -{ - GSList *l; - struct sr_dev_inst *sdi; - struct drv_context *drvc; - struct dev_context *devc; - int ret = SR_OK; - - if (!(drvc = di->priv)) - return SR_OK; - - /* Properly close and free all devices. */ - for (l = drvc->instances; l; l = l->next) { - if (!(sdi = l->data)) { - /* Log error, but continue cleaning up the rest. */ - sr_err("%s: sdi was NULL, continuing", __func__); - ret = SR_ERR_BUG; - continue; - } - if (!(devc = sdi->priv)) { - /* Log error, but continue cleaning up the rest. */ - sr_err("%s: sdi->priv was NULL, continuing", __func__); - ret = SR_ERR_BUG; - continue; - } - hw_dev_close(sdi); - sr_serial_dev_inst_free(devc->serial); - sr_dev_inst_free(sdi); - } - g_slist_free(drvc->instances); - drvc->instances = NULL; - - return ret; -} - -static int config_get(int id, const void **data, const struct sr_dev_inst *sdi) -{ - struct dev_context *devc; - - switch (id) { - case SR_CONF_SAMPLERATE: - if (sdi) { - devc = sdi->priv; - *data = &devc->cur_rate; - } else - return SR_ERR; - break; - default: - return SR_ERR_ARG; - } - - return SR_OK; -} - -static int config_set(int id, const void *value, const struct sr_dev_inst *sdi) -{ - int ret; - struct dev_context *devc; - uint64_t num_samples, slope; - int trigger_pos; - float pos; - - devc = sdi->priv; - - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR; - - switch (id) { - case SR_CONF_SAMPLERATE: - // FIXME - return mso_configure_rate(sdi, *(const uint64_t *)value); - ret = SR_OK; - break; - case SR_CONF_LIMIT_SAMPLES: - num_samples = *(uint64_t *)value; - if (num_samples < 1024) { - sr_err("minimum of 1024 samples required"); - ret = SR_ERR_ARG; - } else { - devc->limit_samples = num_samples; - sr_dbg("setting limit_samples to %i\n", - num_samples); - ret = SR_OK; - } - break; - case SR_CONF_CAPTURE_RATIO: - ret = SR_OK; - break; - case SR_CONF_TRIGGER_SLOPE: - slope = *(uint64_t *)value; - if (slope != SLOPE_NEGATIVE && slope != SLOPE_POSITIVE) { - sr_err("Invalid trigger slope"); - ret = SR_ERR_ARG; - } else { - devc->trigger_slope = slope; - ret = SR_OK; - } - break; - case SR_CONF_HORIZ_TRIGGERPOS: - pos = *(float *)value; - if (pos < 0 || pos > 255) { - sr_err("Trigger position (%f) should be between 0 and 255.", pos); - ret = SR_ERR_ARG; - } else { - trigger_pos = (int)pos; - devc->trigger_holdoff[0] = trigger_pos & 0xff; - ret = SR_OK; - } - break; - case SR_CONF_RLE: - ret = SR_OK; - break; - default: - ret = SR_ERR; - break; - } - - return ret; -} - -static int config_list(int key, const void **data, const struct sr_dev_inst *sdi) -{ - - (void)sdi; - - switch (key) { - case SR_CONF_DEVICE_OPTIONS: - *data = hwcaps; - break; - case SR_CONF_SAMPLERATE: - *data = &samplerates; - break; - case SR_CONF_TRIGGER_TYPE: - *data = (char *)TRIGGER_TYPE; - break; - default: - return SR_ERR_ARG; - } - - return SR_OK; -} - -static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, - void *cb_data) -{ - struct sr_datafeed_packet *packet; - struct sr_datafeed_header *header; - struct dev_context *devc; - int ret = SR_ERR; - - devc = sdi->priv; - - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR; - - if (mso_configure_probes(sdi) != SR_OK) { - sr_err("Failed to configure probes."); - return SR_ERR; - } - - /* FIXME: No need to do full reconfigure every time */ -// ret = mso_reset_fsm(sdi); -// if (ret != SR_OK) -// return ret; - - /* FIXME: ACDC Mode */ - devc->ctlbase1 &= 0x7f; -// devc->ctlbase1 |= devc->acdcmode; - - ret = mso_configure_rate(sdi, devc->cur_rate); - if (ret != SR_OK) - return ret; - - /* set dac offset */ - ret = mso_dac_out(sdi, devc->dac_offset); - if (ret != SR_OK) - return ret; - - ret = mso_configure_threshold_level(sdi); - if (ret != SR_OK) - return ret; - - ret = mso_configure_trigger(sdi); - if (ret != SR_OK) - return ret; - - /* END of config hardware part */ - ret = mso_arm(sdi); - if (ret != SR_OK) - return ret; - - /* Start acquisition on the device. */ - mso_check_trigger(devc->serial, &devc->trigger_state); - ret = mso_check_trigger(devc->serial, NULL); - if (ret != SR_OK) - return ret; - - sr_source_add(devc->serial->fd, G_IO_IN, -1, mso_receive_data, cb_data); - - if (!(packet = g_try_malloc(sizeof(struct sr_datafeed_packet)))) { - sr_err("Datafeed packet malloc failed."); - return SR_ERR_MALLOC; - } - - if (!(header = g_try_malloc(sizeof(struct sr_datafeed_header)))) { - sr_err("Datafeed header malloc failed."); - g_free(packet); - return SR_ERR_MALLOC; - } - - packet->type = SR_DF_HEADER; - packet->payload = (unsigned char *)header; - header->feed_version = 1; - gettimeofday(&header->starttime, NULL); - sr_session_send(cb_data, packet); - - g_free(header); - g_free(packet); - - return SR_OK; -} - -/* This stops acquisition on ALL devices, ignoring dev_index. */ -static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) -{ - (void)cb_data; - - stop_acquisition(sdi); - - return SR_OK; -} - -SR_PRIV struct sr_dev_driver link_mso19_driver_info = { - .name = "link-mso19", - .longname = "Link Instruments MSO-19", - .api_version = 1, - .init = hw_init, - .cleanup = hw_cleanup, - .scan = hw_scan, - .dev_list = hw_dev_list, - .dev_clear = hw_cleanup, - .config_get = config_get, - .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, - .dev_acquisition_stop = hw_dev_acquisition_stop, - .priv = NULL, -};