From: Daniel Elstner Date: Mon, 13 Jan 2014 21:49:55 +0000 (+0100) Subject: sysclk-lwla: Initial driver skeleton. X-Git-Tag: libsigrok-0.3.0~295 X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=aeaad0b0b5db53f3d600359834b2738422feaeaf;p=libsigrok.git sysclk-lwla: Initial driver skeleton. --- diff --git a/configure.ac b/configure.ac index af571791..7ea0a648 100644 --- a/configure.ac +++ b/configure.ac @@ -219,6 +219,15 @@ AC_ARG_ENABLE(serial-dmm, AC_HELP_STRING([--enable-serial-dmm], [HW_SERIAL_DMM="$enableval"], [HW_SERIAL_DMM=$HW_ENABLED_DEFAULT]) +AC_ARG_ENABLE(sysclk-lwla, AC_HELP_STRING([--enable-sysclk-lwla], + [enable SysClk LWLA support [default=yes]]), + [HW_SYSCLK_LWLA="$enableval"], + [HW_SYSCLK_LWLA=$HW_ENABLED_DEFAULT]) +AM_CONDITIONAL(HW_SYSCLK_LWLA, test x$HW_SYSCLK_LWLA = xyes) +if test "x$HW_SYSCLK_LWLA" = "xyes"; then + AC_DEFINE(HAVE_HW_SYSCLK_LWLA, 1, [SysClk LWLA support]) +fi + AC_ARG_ENABLE(teleinfo, AC_HELP_STRING([--enable-teleinfo], [enable Teleinfo support [default=yes]]), [HW_TELEINFO="$enableval"], @@ -600,6 +609,7 @@ AC_CONFIG_FILES([Makefile version.h hardware/Makefile hardware/mic-985xx/Makefile hardware/rigol-ds/Makefile hardware/saleae-logic16/Makefile + hardware/sysclk-lwla/Makefile hardware/teleinfo/Makefile hardware/tondaj-sl-814/Makefile hardware/victor-dmm/Makefile @@ -676,6 +686,7 @@ echo " - openbench-logic-sniffer......... $HW_OLS" echo " - rigol-ds........................ $HW_RIGOL_DS" echo " - saleae-logic16.................. $HW_SALEAE_LOGIC16" echo " - serial-dmm...................... $HW_SERIAL_DMM" +echo " - sysclk-lwla..................... $HW_SYSCLK_LWLA" echo " - teleinfo........................ $HW_TELEINFO" echo " - tondaj-sl-814................... $HW_TONDAJ_SL_814" echo " - uni-t-dmm....................... $HW_UNI_T_DMM" diff --git a/hardware/Makefile.am b/hardware/Makefile.am index 91b1045d..617f6204 100644 --- a/hardware/Makefile.am +++ b/hardware/Makefile.am @@ -47,6 +47,7 @@ SUBDIRS = \ rigol-ds \ saleae-logic16 \ serial-dmm \ + sysclk-lwla \ teleinfo \ tondaj-sl-814 \ uni-t-dmm \ @@ -169,6 +170,10 @@ if HW_SERIAL_DMM libsigrokhardware_la_LIBADD += serial-dmm/libsigrok_hw_serial_dmm.la endif +if HW_SYSCLK_LWLA +libsigrokhardware_la_LIBADD += sysclk-lwla/libsigrok_hw_sysclk_lwla.la +endif + if HW_TELEINFO libsigrokhardware_la_LIBADD += teleinfo/libsigrok_hw_teleinfo.la endif diff --git a/hardware/sysclk-lwla/Makefile.am b/hardware/sysclk-lwla/Makefile.am new file mode 100644 index 00000000..31bbcbd0 --- /dev/null +++ b/hardware/sysclk-lwla/Makefile.am @@ -0,0 +1,33 @@ +## +## This file is part of the libsigrok project. +## +## Copyright (C) 2014 Daniel Elstner +## +## This program is free software: you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation, either version 3 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program. If not, see . +## + +if HW_SYSCLK_LWLA + +# Local lib, this is NOT meant to be installed! +noinst_LTLIBRARIES = libsigrok_hw_sysclk_lwla.la + +libsigrok_hw_sysclk_lwla_la_SOURCES = \ + api.c \ + protocol.c \ + protocol.h + +libsigrok_hw_sysclk_lwla_la_CFLAGS = \ + -I$(top_srcdir) + +endif diff --git a/hardware/sysclk-lwla/api.c b/hardware/sysclk-lwla/api.c new file mode 100644 index 00000000..26556eb5 --- /dev/null +++ b/hardware/sysclk-lwla/api.c @@ -0,0 +1,191 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2014 Daniel Elstner + * + * 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" + +SR_PRIV struct sr_dev_driver sysclk_lwla_driver_info; +static struct sr_dev_driver *di = &sysclk_lwla_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; + GSList *devices; + + (void)options; + + devices = NULL; + drvc = di->priv; + drvc->instances = NULL; + + /* TODO: scan for devices, either based on a SR_CONF_CONN option + * or on a USB scan. */ + + return devices; +} + +static GSList *dev_list(void) +{ + return ((struct drv_context *)(di->priv))->instances; +} + +static int dev_clear(void) +{ + 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 cleanup(void) +{ + dev_clear(); + + /* TODO: free other driver resources, if any. */ + + return SR_OK; +} + +static int config_get(int key, GVariant **data, const struct sr_dev_inst *sdi, + const struct sr_probe_group *probe_group) +{ + int ret; + + (void)sdi; + (void)data; + (void)probe_group; + + ret = SR_OK; + switch (key) { + /* TODO */ + default: + return SR_ERR_NA; + } + + return ret; +} + +static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi, + const struct sr_probe_group *probe_group) +{ + int ret; + + (void)data; + (void)probe_group; + + 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(int key, GVariant **data, const struct sr_dev_inst *sdi, + const struct sr_probe_group *probe_group) +{ + int ret; + + (void)sdi; + (void)data; + (void)probe_group; + + ret = SR_OK; + switch (key) { + /* TODO */ + default: + return SR_ERR_NA; + } + + return ret; +} + +static int dev_acquisition_start(const struct sr_dev_inst *sdi, + void *cb_data) +{ + (void)sdi; + (void)cb_data; + + 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, void *cb_data) +{ + (void)cb_data; + + if (sdi->status != SR_ST_ACTIVE) + return SR_ERR_DEV_CLOSED; + + /* TODO: stop acquisition. */ + + return SR_OK; +} + +SR_PRIV struct sr_dev_driver sysclk_lwla_driver_info = { + .name = "sysclk-lwla", + .longname = "SysClk LWLA", + .api_version = 1, + .init = init, + .cleanup = cleanup, + .scan = scan, + .dev_list = 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, + .priv = NULL, +}; diff --git a/hardware/sysclk-lwla/protocol.c b/hardware/sysclk-lwla/protocol.c new file mode 100644 index 00000000..0aa0406f --- /dev/null +++ b/hardware/sysclk-lwla/protocol.c @@ -0,0 +1,40 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2014 Daniel Elstner + * + * 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" + +SR_PRIV int sysclk_lwla_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/hardware/sysclk-lwla/protocol.h b/hardware/sysclk-lwla/protocol.h new file mode 100644 index 00000000..dd3e8b3b --- /dev/null +++ b/hardware/sysclk-lwla/protocol.h @@ -0,0 +1,45 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2014 Daniel Elstner + * + * 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_SYSCLK_LWLA_PROTOCOL_H +#define LIBSIGROK_HARDWARE_SYSCLK_LWLA_PROTOCOL_H + +#include +#include +#include "libsigrok.h" +#include "libsigrok-internal.h" + +/* Message logging helpers with subsystem-specific prefix string. */ +#define LOG_PREFIX "sysclk-lwla" + +/** Private, per-device-instance driver context. */ +struct dev_context { + /* Model-specific information */ + + /* Acquisition settings */ + + /* Operational state */ + + /* Temporary state across callbacks */ + +}; + +SR_PRIV int sysclk_lwla_receive_data(int fd, int revents, void *cb_data); + +#endif diff --git a/hwdriver.c b/hwdriver.c index 37edf415..55718117 100644 --- a/hwdriver.c +++ b/hwdriver.c @@ -178,6 +178,9 @@ extern SR_PRIV struct sr_dev_driver rigol_ds_driver_info; #ifdef HAVE_HW_SALEAE_LOGIC16 extern SR_PRIV struct sr_dev_driver saleae_logic16_driver_info; #endif +#ifdef HAVE_HW_SYSCLK_LWLA +extern SR_PRIV struct sr_dev_driver sysclk_lwla_driver_info; +#endif #ifdef HAVE_HW_TELEINFO extern SR_PRIV struct sr_dev_driver teleinfo_driver_info; #endif @@ -324,6 +327,9 @@ static struct sr_dev_driver *drivers_list[] = { #ifdef HAVE_HW_SALEAE_LOGIC16 &saleae_logic16_driver_info, #endif +#ifdef HAVE_HW_SYSCLK_LWLA + &sysclk_lwla_driver_info, +#endif #ifdef HAVE_HW_TELEINFO &teleinfo_driver_info, #endif