lascar-el-usb: Initial driver skeleton.
This commit is contained in:
Bert Vermeulen
parent
162b735218
commit
46697e38b2
11
configure.ac
11
configure.ac
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@ -160,6 +160,15 @@ if test "x$HW_HANTEK_DSO" = "xyes"; then
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fi
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# Disabled by default, unfinished.
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AC_ARG_ENABLE(lascar-el-usb, AC_HELP_STRING([--enable-lascar-el-usb],
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[enable Lascar EL-USB support [default=yes]]),
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[HW_LASCAR_EL_USB="$enableval"],
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[HW_LASCAR_EL_USB=yes])
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AM_CONDITIONAL(HW_LASCAR_EL_USB, test x$HW_LASCAR_EL_USB = xyes)
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if test "x$HW_LASCAR_EL_USB" = "xyes"; then
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AC_DEFINE(HAVE_HW_LASCAR_EL_USB, 1, [Lascar EL-USB support])
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fi
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AC_ARG_ENABLE(link-mso19, AC_HELP_STRING([--enable-link-mso19],
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[enable Link Instruments MSO-19 support [default=no]]),
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[LA_LINK_MSO19="$enableval"],
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@ -350,6 +359,7 @@ AC_CONFIG_FILES([Makefile version.h hardware/Makefile
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hardware/chronovu-la8/Makefile
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hardware/colead-slm/Makefile
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hardware/common/Makefile
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hardware/lascar-el-usb/Makefile
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hardware/tondaj-sl-814/Makefile
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hardware/victor-dmm/Makefile
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hardware/common/dmm/Makefile
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@ -401,6 +411,7 @@ echo " - Demo driver..................... $LA_DEMO"
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echo " - Fluke DMM....................... $HW_FLUKE_DMM"
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echo " - fx2lafw (for FX2 LAs)........... $LA_FX2LAFW"
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echo " - Hantek DSO...................... $HW_HANTEK_DSO"
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echo " - Lascar EL-USB................... $HW_LASCAR_EL_USB"
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echo " - Link MSO-19..................... $LA_LINK_MSO19"
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echo " - Openbench Logic Sniffer......... $LA_OLS"
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echo " - Serial DMM...................... $HW_SERIAL_DMM"
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@ -29,6 +29,7 @@ SUBDIRS = \
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fluke-dmm \
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fx2lafw \
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hantek-dso \
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lascar-el-usb \
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link-mso19 \
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openbench-logic-sniffer \
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serial-dmm \
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@ -80,6 +81,10 @@ if HW_HANTEK_DSO
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libsigrokhardware_la_LIBADD += hantek-dso/libsigrokhw_hantek_dso.la
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endif
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if HW_LASCAR_EL_USB
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libsigrokhardware_la_LIBADD += lascar-el-usb/libsigrok_hw_lascar_el_usb.la
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endif
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if LA_LINK_MSO19
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libsigrokhardware_la_LIBADD += link-mso19/libsigrokhwlinkmso19.la
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endif
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@ -0,0 +1,33 @@
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##
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## This file is part of the libsigrok project.
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##
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## Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
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##
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## This program is free software: you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published by
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## the Free Software Foundation, either version 3 of the License, or
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## (at your option) any later version.
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##
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## This program is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with this program. If not, see <http://www.gnu.org/licenses/>.
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##
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if HW_LASCAR_EL_USB
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# Local lib, this is NOT meant to be installed!
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noinst_LTLIBRARIES = libsigrok_hw_lascar_el_usb.la
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libsigrok_hw_lascar_el_usb_la_SOURCES = \
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api.c \
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protocol.c \
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protocol.h
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libsigrok_hw_lascar_el_usb_la_CFLAGS = \
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-I$(top_srcdir)
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endif
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@ -0,0 +1,193 @@
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/*
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* This file is part of the libsigrok project.
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*
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* Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <glib.h>
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#include "libsigrok.h"
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#include "libsigrok-internal.h"
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#include "protocol.h"
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SR_PRIV struct sr_dev_driver lascar_el_usb_driver_info;
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static struct sr_dev_driver *di = &lascar_el_usb_driver_info;
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/* Properly close and free all devices. */
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static int clear_instances(void)
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{
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struct sr_dev_inst *sdi;
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struct drv_context *drvc;
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struct dev_context *devc;
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GSList *l;
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if (!(drvc = di->priv))
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return SR_OK;
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for (l = drvc->instances; l; l = l->next) {
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if (!(sdi = l->data))
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continue;
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if (!(devc = sdi->priv))
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continue;
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/* TODO */
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sr_dev_inst_free(sdi);
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}
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g_slist_free(drvc->instances);
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drvc->instances = NULL;
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return SR_OK;
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}
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static int hw_init(void)
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{
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struct drv_context *drvc;
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if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) {
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sr_err("Driver context malloc failed.");
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return SR_ERR_MALLOC;
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}
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/* TODO */
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di->priv = drvc;
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return SR_OK;
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}
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static GSList *hw_scan(GSList *options)
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{
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struct drv_context *drvc;
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GSList *devices;
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(void)options;
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devices = NULL;
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drvc = di->priv;
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drvc->instances = NULL;
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/* TODO */
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return devices;
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}
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static GSList *hw_dev_list(void)
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{
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struct drv_context *drvc;
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drvc = di->priv;
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return drvc->instances;
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}
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static int hw_dev_open(struct sr_dev_inst *sdi)
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{
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/* TODO */
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return SR_OK;
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}
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static int hw_dev_close(struct sr_dev_inst *sdi)
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{
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/* TODO */
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return SR_OK;
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}
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static int hw_cleanup(void)
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{
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clear_instances();
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/* TODO */
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return SR_OK;
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}
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static int hw_info_get(int info_id, const void **data,
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const struct sr_dev_inst *sdi)
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{
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switch (info_id) {
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/* TODO */
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default:
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sr_err("Unknown info_id: %d.", info_id);
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return SR_ERR_ARG;
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}
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return SR_OK;
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}
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static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
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const void *value)
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{
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int ret;
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if (sdi->status != SR_ST_ACTIVE) {
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sr_err("Device inactive, can't set config options.");
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return SR_ERR;
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}
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ret = SR_OK;
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switch (hwcap) {
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/* TODO */
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default:
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sr_err("Unknown hardware capability: %d.", hwcap);
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ret = SR_ERR_ARG;
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}
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return ret;
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}
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static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
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void *cb_data)
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{
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/* TODO */
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return SR_OK;
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}
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static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi,
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void *cb_data)
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{
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(void)cb_data;
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if (sdi->status != SR_ST_ACTIVE) {
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sr_err("Device inactive, can't stop acquisition.");
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return SR_ERR;
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}
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/* TODO */
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return SR_OK;
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}
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SR_PRIV struct sr_dev_driver lascar_el_usb_driver_info = {
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.name = "lascar-el-usb",
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.longname = "Lascar EL-USB",
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.api_version = 1,
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.init = hw_init,
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.cleanup = hw_cleanup,
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.scan = hw_scan,
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.dev_list = hw_dev_list,
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.dev_clear = clear_instances,
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.dev_open = hw_dev_open,
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.dev_close = hw_dev_close,
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.info_get = hw_info_get,
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.dev_config_set = hw_dev_config_set,
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.dev_acquisition_start = hw_dev_acquisition_start,
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.dev_acquisition_stop = hw_dev_acquisition_stop,
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.priv = NULL,
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};
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@ -0,0 +1,42 @@
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/*
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* This file is part of the libsigrok project.
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*
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* Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h>
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#include <glib.h>
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#include "libsigrok.h"
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#include "libsigrok-internal.h"
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#include "protocol.h"
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SR_PRIV int lascar_el_usb_receive_data(int fd, int revents, void *cb_data)
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{
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const struct sr_dev_inst *sdi;
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struct dev_context *devc;
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if (!(sdi = cb_data))
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return TRUE;
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if (!(devc = sdi->priv))
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return TRUE;
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if (revents == G_IO_IN) {
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/* TODO */
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}
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return TRUE;
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}
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@ -0,0 +1,53 @@
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/*
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* This file is part of the libsigrok project.
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*
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* Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef LIBSIGROK_HARDWARE_LASCAR_EL_USB_PROTOCOL_H
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#define LIBSIGROK_HARDWARE_LASCAR_EL_USB_PROTOCOL_H
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#include <stdint.h>
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#include "libsigrok.h"
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#include "libsigrok-internal.h"
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/* Message logging helpers with driver-specific prefix string. */
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#define DRIVER_LOG_DOMAIN "lascar-el-usb: "
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#define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args)
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#define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args)
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#define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args)
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#define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args)
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#define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args)
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#define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args)
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/** Private, per-device-instance driver context. */
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struct dev_context {
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/** The current sampling limit (in number of samples). */
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uint64_t limit_samples;
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/** The current sampling limit (in ms). */
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uint64_t limit_msec;
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/** Opaque pointer passed in by the frontend. */
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void *cb_data;
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/** The current number of already received samples. */
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uint64_t num_samples;
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};
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SR_PRIV int lascar_el_usb_receive_data(int fd, int revents, void *cb_data);
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#endif
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@ -74,6 +74,9 @@ extern SR_PRIV struct sr_dev_driver colead_slm_driver_info;
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#ifdef HAVE_LA_DEMO
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extern SR_PRIV struct sr_dev_driver demo_driver_info;
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#endif
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#ifdef HAVE_HW_LASCAR_EL_USB
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extern SR_PRIV struct sr_dev_driver lascar_el_usb_driver_info;
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#endif
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#ifdef HAVE_LA_OLS
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extern SR_PRIV struct sr_dev_driver ols_driver_info;
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#endif
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@ -136,6 +139,9 @@ static struct sr_dev_driver *drivers_list[] = {
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#ifdef HAVE_LA_DEMO
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&demo_driver_info,
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#endif
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#ifdef HAVE_HW_LASCAR_EL_USB
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&lascar_el_usb_driver_info,
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#endif
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#ifdef HAVE_LA_OLS
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&ols_driver_info,
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#endif
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