From: Sven Schnelle Date: Sun, 12 Feb 2017 19:18:15 +0000 (+0100) Subject: lecroy-xstream: Initial driver skeleton. X-Git-Tag: libsigrok-0.5.0~112 X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=e3b83c5ec3bff62c7b6e13954f2a654139874aa5;p=libsigrok.git lecroy-xstream: Initial driver skeleton. Signed-off-by: Sven Schnelle --- diff --git a/Makefile.am b/Makefile.am index aaff5d2f..73172635 100644 --- a/Makefile.am +++ b/Makefile.am @@ -376,6 +376,12 @@ src_libdrivers_la_SOURCES += \ src/hardware/lecroy-logicstudio/protocol.c \ src/hardware/lecroy-logicstudio/api.c endif +if HW_LECROY_XSTREAM +src_libdrivers_la_SOURCES += \ + src/hardware/lecroy-xstream/protocol.h \ + src/hardware/lecroy-xstream/protocol.c \ + src/hardware/lecroy-xstream/api.c +endif if HW_MANSON_HCS_3XXX src_libdrivers_la_SOURCES += \ src/hardware/manson-hcs-3xxx/protocol.h \ diff --git a/configure.ac b/configure.ac index a78ce84f..e740d4b9 100644 --- a/configure.ac +++ b/configure.ac @@ -251,6 +251,7 @@ SR_DRIVER([KERN scale], [kern-scale], [libserialport]) SR_DRIVER([Korad KAxxxxP], [korad-kaxxxxp], [libserialport]) SR_DRIVER([Lascar EL-USB], [lascar-el-usb], [libusb]) SR_DRIVER([LeCroy LogicStudio], [lecroy-logicstudio], [libusb]) +SR_DRIVER([lecroy-xstream], [lecroy-xstream]) SR_DRIVER([Manson HCS-3xxx], [manson-hcs-3xxx], [libserialport]) SR_DRIVER([maynuo-m97], [maynuo-m97]) SR_DRIVER([MIC 985xx], [mic-985xx], [libserialport]) diff --git a/src/hardware/lecroy-xstream/api.c b/src/hardware/lecroy-xstream/api.c new file mode 100644 index 00000000..6d11f3a6 --- /dev/null +++ b/src/hardware/lecroy-xstream/api.c @@ -0,0 +1,168 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2017 Sven Schnelle + * + * 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" + +SR_PRIV struct sr_dev_driver lecroy_xstream_driver_info; + +static GSList *scan(struct sr_dev_driver *di, GSList *options) +{ + struct drv_context *drvc; + GSList *devices; + + (void)options; + + devices = NULL; + drvc = di->context; + drvc->instances = NULL; + + /* TODO: scan for devices, either based on a SR_CONF_CONN option + * or on a USB scan. */ + + return devices; +} + +static int dev_clear(const struct sr_dev_driver *di) +{ + return std_dev_clear(di, NULL); +} + +static int dev_open(struct sr_dev_inst *sdi) +{ + (void)sdi; + + /* TODO: get handle from sdi->conn and open it. */ + + sdi->status = SR_ST_ACTIVE; + + return SR_OK; +} + +static int dev_close(struct sr_dev_inst *sdi) +{ + (void)sdi; + + /* TODO: get handle from sdi->conn and close it. */ + + sdi->status = SR_ST_INACTIVE; + + return SR_OK; +} + +static int config_get(uint32_t key, GVariant **data, + const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) +{ + int ret; + + (void)sdi; + (void)data; + (void)cg; + + ret = SR_OK; + switch (key) { + /* TODO */ + default: + return SR_ERR_NA; + } + + return ret; +} + +static int config_set(uint32_t key, GVariant *data, + const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) +{ + int ret; + + (void)data; + (void)cg; + + if (sdi->status != SR_ST_ACTIVE) + return SR_ERR_DEV_CLOSED; + + ret = SR_OK; + switch (key) { + /* TODO */ + default: + ret = SR_ERR_NA; + } + + return ret; +} + +static int config_list(uint32_t key, GVariant **data, + const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) +{ + int ret; + + (void)sdi; + (void)data; + (void)cg; + + ret = SR_OK; + switch (key) { + /* TODO */ + default: + return SR_ERR_NA; + } + + return ret; +} + +static int dev_acquisition_start(const struct sr_dev_inst *sdi) +{ + if (sdi->status != SR_ST_ACTIVE) + return SR_ERR_DEV_CLOSED; + + /* TODO: configure hardware, reset acquisition state, set up + * callbacks and send header packet. */ + + return SR_OK; +} + +static int dev_acquisition_stop(struct sr_dev_inst *sdi) +{ + if (sdi->status != SR_ST_ACTIVE) + return SR_ERR_DEV_CLOSED; + + /* TODO: stop acquisition. */ + + return SR_OK; +} + +SR_PRIV struct sr_dev_driver lecroy_xstream_driver_info = { + .name = "lecroy-xstream", + .longname = "lecroy-xstream", + .api_version = 1, + .init = std_init, + .cleanup = std_cleanup, + .scan = scan, + .dev_list = std_dev_list, + .dev_clear = dev_clear, + .config_get = config_get, + .config_set = config_set, + .config_list = config_list, + .dev_open = dev_open, + .dev_close = dev_close, + .dev_acquisition_start = dev_acquisition_start, + .dev_acquisition_stop = dev_acquisition_stop, + .context = NULL, +}; + +SR_REGISTER_DEV_DRIVER(lecroy_xstream_driver_info); diff --git a/src/hardware/lecroy-xstream/protocol.c b/src/hardware/lecroy-xstream/protocol.c new file mode 100644 index 00000000..dbf045bf --- /dev/null +++ b/src/hardware/lecroy-xstream/protocol.c @@ -0,0 +1,41 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2017 Sven Schnelle + * + * 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" + +SR_PRIV int lecroy_xstream_receive_data(int fd, int revents, void *cb_data) +{ + const struct sr_dev_inst *sdi; + struct dev_context *devc; + + (void)fd; + + if (!(sdi = cb_data)) + return TRUE; + + if (!(devc = sdi->priv)) + return TRUE; + + if (revents == G_IO_IN) { + /* TODO */ + } + + return TRUE; +} diff --git a/src/hardware/lecroy-xstream/protocol.h b/src/hardware/lecroy-xstream/protocol.h new file mode 100644 index 00000000..4fe4400b --- /dev/null +++ b/src/hardware/lecroy-xstream/protocol.h @@ -0,0 +1,44 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2017 Sven Schnelle + * + * 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 . + */ + +#ifndef LIBSIGROK_HARDWARE_LECROY_XSTREAM_PROTOCOL_H +#define LIBSIGROK_HARDWARE_LECROY_XSTREAM_PROTOCOL_H + +#include +#include +#include +#include "libsigrok-internal.h" + +#define LOG_PREFIX "lecroy-xstream" + +/** Private, per-device-instance driver context. */ +struct dev_context { + /* Model-specific information */ + + /* Acquisition settings */ + + /* Operational state */ + + /* Temporary state across callbacks */ + +}; + +SR_PRIV int lecroy_xstream_receive_data(int fd, int revents, void *cb_data); + +#endif