From: Kumar Abhishek Date: Mon, 21 Jul 2014 20:11:52 +0000 (+0530) Subject: beaglelogic: Initial driver skeleton. X-Git-Tag: libsigrok-0.4.0~1229 X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=bb993797611dc5dfcba339238bdfcdad0af0c0aa;p=libsigrok.git beaglelogic: Initial driver skeleton. --- diff --git a/Makefile.am b/Makefile.am index 24671779..f1ac6ec3 100644 --- a/Makefile.am +++ b/Makefile.am @@ -124,6 +124,12 @@ libsigrok_la_SOURCES += \ hardware/atten-pps3xxx/protocol.c \ hardware/atten-pps3xxx/api.c endif +if HW_BEAGLELOGIC +libsigrok_la_SOURCES += \ + hardware/beaglelogic/protocol.h \ + hardware/beaglelogic/protocol.c \ + hardware/beaglelogic/api.c +endif if HW_BRYMEN_BM86X libsigrok_la_SOURCES += \ hardware/brymen-bm86x/protocol.h \ diff --git a/configure.ac b/configure.ac index cf7e8dc2..f151c883 100644 --- a/configure.ac +++ b/configure.ac @@ -108,6 +108,7 @@ DRIVER([Agilent DMM], [agilent-dmm]) DRIVER([Appa 55II], [appa-55ii]) DRIVER([ASIX SIGMA/SIGMA2], [asix-sigma]) DRIVER([Atten PPS3xxx], [atten-pps3xxx]) +DRIVER([BeagleLogic], [beaglelogic]) DRIVER([Brymen BM86x], [brymen-bm86x]) DRIVER([Brymen DMM], [brymen-dmm]) DRIVER([CEM DT-885x], [cem-dt-885x]) @@ -433,6 +434,11 @@ if test "x$HW_ATTEN_PPS3XXX" = "xyes"; then AC_DEFINE(HAVE_HW_ATTEN_PPS3XXX, 1, [Atten PPS3xxx support]) fi +AM_CONDITIONAL(HW_BEAGLELOGIC, test x$HW_BEAGLELOGIC = xyes) +if test "x$HW_BEAGLELOGIC" = "xyes"; then + AC_DEFINE(HAVE_HW_BEAGLELOGIC, 1, [BeagleLogic support]) +fi + AM_CONDITIONAL(HW_BRYMEN_BM86X, test x$HW_BRYMEN_BM86X = xyes) if test "x$HW_BRYMEN_BM86X" = "xyes"; then AC_DEFINE(HAVE_HW_BRYMEN_BM86X, 1, [Brymen BM86X support]) diff --git a/drivers.c b/drivers.c index 1a45511e..f93214d3 100644 --- a/drivers.c +++ b/drivers.c @@ -33,6 +33,9 @@ extern SR_PRIV struct sr_dev_driver asix_sigma_driver_info; #ifdef HAVE_HW_ATTEN_PPS3XXX extern SR_PRIV struct sr_dev_driver atten_pps3203_driver_info; #endif +#ifdef HAVE_HW_BEAGLELOGIC +extern SR_PRIV struct sr_dev_driver beaglelogic_driver_info; +#endif #ifdef HAVE_HW_BRYMEN_BM86X extern SR_PRIV struct sr_dev_driver brymen_bm86x_driver_info; #endif @@ -197,6 +200,9 @@ SR_PRIV struct sr_dev_driver *drivers_list[] = { #ifdef HAVE_HW_ATTEN_PPS3XXX &atten_pps3203_driver_info, #endif +#ifdef HAVE_HW_BEAGLELOGIC + &beaglelogic_driver_info, +#endif #ifdef HAVE_HW_BRYMEN_BM86X &brymen_bm86x_driver_info, #endif diff --git a/hardware/beaglelogic/api.c b/hardware/beaglelogic/api.c new file mode 100644 index 00000000..998229b5 --- /dev/null +++ b/hardware/beaglelogic/api.c @@ -0,0 +1,191 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2014 Kumar Abhishek + * + * 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 beaglelogic_driver_info; +static struct sr_dev_driver *di = &beaglelogic_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_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(int 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(int 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, + 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 beaglelogic_driver_info = { + .name = "beaglelogic", + .longname = "BeagleLogic", + .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/beaglelogic/protocol.c b/hardware/beaglelogic/protocol.c new file mode 100644 index 00000000..f765a957 --- /dev/null +++ b/hardware/beaglelogic/protocol.c @@ -0,0 +1,40 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2014 Kumar Abhishek + * + * 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 beaglelogic_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/beaglelogic/protocol.h b/hardware/beaglelogic/protocol.h new file mode 100644 index 00000000..07d3bf21 --- /dev/null +++ b/hardware/beaglelogic/protocol.h @@ -0,0 +1,44 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2014 Kumar Abhishek + * + * 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_BEAGLELOGIC_PROTOCOL_H +#define LIBSIGROK_HARDWARE_BEAGLELOGIC_PROTOCOL_H + +#include +#include +#include "libsigrok.h" +#include "libsigrok-internal.h" + +#define LOG_PREFIX "beaglelogic" + +/** Private, per-device-instance driver context. */ +struct dev_context { + /* Model-specific information */ + + /* Acquisition settings */ + + /* Operational state */ + + /* Temporary state across callbacks */ + +}; + +SR_PRIV int beaglelogic_receive_data(int fd, int revents, void *cb_data); + +#endif