]> sigrok.org Git - libsigrok.git/commitdiff
sysclk-lwla: Initial driver skeleton.
authorDaniel Elstner <redacted>
Mon, 13 Jan 2014 21:49:55 +0000 (22:49 +0100)
committerUwe Hermann <redacted>
Tue, 14 Jan 2014 18:33:31 +0000 (19:33 +0100)
configure.ac
hardware/Makefile.am
hardware/sysclk-lwla/Makefile.am [new file with mode: 0644]
hardware/sysclk-lwla/api.c [new file with mode: 0644]
hardware/sysclk-lwla/protocol.c [new file with mode: 0644]
hardware/sysclk-lwla/protocol.h [new file with mode: 0644]
hwdriver.c

index af571791693d3b09eaed1095ddb53e98e0337e80..7ea0a6480f4c1b0b1e06493aa6beefd971bc4e11 100644 (file)
@@ -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"
index 91b1045d06dfa08ae768dbef79e66bf80a38286a..617f620496c844719c375778f5c844f6ee69fb60 100644 (file)
@@ -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 (file)
index 0000000..31bbcbd
--- /dev/null
@@ -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
diff --git a/hardware/sysclk-lwla/api.c b/hardware/sysclk-lwla/api.c
new file mode 100644 (file)
index 0000000..26556eb
--- /dev/null
@@ -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,
+};
diff --git a/hardware/sysclk-lwla/protocol.c b/hardware/sysclk-lwla/protocol.c
new file mode 100644 (file)
index 0000000..0aa0406
--- /dev/null
@@ -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;
+}
diff --git a/hardware/sysclk-lwla/protocol.h b/hardware/sysclk-lwla/protocol.h
new file mode 100644 (file)
index 0000000..dd3e8b3
--- /dev/null
@@ -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
index 37edf415a554a8ffb83b08a2d099ecfa48d444cb..557181176009bce2c2265f9b95011ba37ea618ad 100644 (file)
@@ -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