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sysclk-lwla: Initial driver skeleton.

This commit is contained in:
Daniel Elstner 2014-01-13 22:49:55 +01:00 committed by Uwe Hermann
parent bfaf112b68
commit aeaad0b0b5
7 changed files with 331 additions and 0 deletions
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11
configure.ac
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@ -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"

5
hardware/Makefile.am
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@ -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

33
hardware/sysclk-lwla/Makefile.am Normal file
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@ -0,0 +1,33 @@
##
## This file is part of the libsigrok project.
##
## Copyright (C) 2014 Daniel Elstner <daniel.kitta@gmail.com>
##
## 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 <http://www.gnu.org/licenses/>.
##
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

191
hardware/sysclk-lwla/api.c Normal file
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@ -0,0 +1,191 @@
/*
* This file is part of the libsigrok project.
*
* Copyright (C) 2014 Daniel Elstner <daniel.kitta@gmail.com>
*
* 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 <http://www.gnu.org/licenses/>.
*/
#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,
};

40
hardware/sysclk-lwla/protocol.c Normal file
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@ -0,0 +1,40 @@
/*
* This file is part of the libsigrok project.
*
* Copyright (C) 2014 Daniel Elstner <daniel.kitta@gmail.com>
*
* 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 <http://www.gnu.org/licenses/>.
*/
#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;
}

45
hardware/sysclk-lwla/protocol.h Normal file
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@ -0,0 +1,45 @@
/*
* This file is part of the libsigrok project.
*
* Copyright (C) 2014 Daniel Elstner <daniel.kitta@gmail.com>
*
* 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 <http://www.gnu.org/licenses/>.
*/
#ifndef LIBSIGROK_HARDWARE_SYSCLK_LWLA_PROTOCOL_H
#define LIBSIGROK_HARDWARE_SYSCLK_LWLA_PROTOCOL_H
#include <stdint.h>
#include <glib.h>
#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

6
hwdriver.c
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@ -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