From: Uwe Hermann Date: Wed, 30 Jan 2013 15:58:01 +0000 (+0100) Subject: mic-985xx: Initial driver skeleton. X-Git-Tag: dsupstream~287 X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=7ec5b54955118d8c1ee003a02c3334f1a0046457;p=libsigrok.git mic-985xx: Initial driver skeleton. --- diff --git a/configure.ac b/configure.ac index 75d14e8b..32efdea5 100644 --- a/configure.ac +++ b/configure.ac @@ -180,6 +180,15 @@ if test "x$LA_LINK_MSO19" = "xyes"; then AC_DEFINE(HAVE_LA_LINK_MSO19, 1, [Link Instruments MSO-19 support]) fi +AC_ARG_ENABLE(mic-985xx, AC_HELP_STRING([--enable-mic-985xx], + [enable MIC 985xx support [default=yes]]), + [HW_MIC_985XX="$enableval"], + [HW_MIC_985XX=yes]) +AM_CONDITIONAL(HW_MIC_985XX, test x$HW_MIC_985XX = xyes) +if test "x$HW_MIC_985XX" = "xyes"; then + AC_DEFINE(HAVE_HW_MIC_985XX, 1, [MIC 985xx support]) +fi + AC_ARG_ENABLE(nexus-osciprime, AC_HELP_STRING([--enable-nexus-osciprime], [enable Nexus Osciprime support [default=yes]]), [HW_NEXUS_OSCIPRIME="$enableval"], @@ -379,6 +388,7 @@ AC_CONFIG_FILES([Makefile version.h hardware/Makefile hardware/colead-slm/Makefile hardware/common/Makefile hardware/lascar-el-usb/Makefile + hardware/mic-985xx/Makefile hardware/nexus-osciprime/Makefile hardware/rigol-ds1xx2/Makefile hardware/tondaj-sl-814/Makefile @@ -435,6 +445,7 @@ echo " - fx2lafw (for FX2 LAs)........... $LA_FX2LAFW" echo " - Hantek DSO...................... $HW_HANTEK_DSO" echo " - Lascar EL-USB................... $HW_LASCAR_EL_USB" echo " - Link MSO-19..................... $LA_LINK_MSO19" +echo " - MIC 985xx....................... $HW_MIC_985XX" echo " - Nexus Osciprime................. $HW_NEXUS_OSCIPRIME" echo " - Openbench Logic Sniffer......... $LA_OLS" echo " - Rigol DS1xx2.................... $HW_RIGOL_DS1XX2" diff --git a/hardware/Makefile.am b/hardware/Makefile.am index f81e4331..47e90d6d 100644 --- a/hardware/Makefile.am +++ b/hardware/Makefile.am @@ -31,6 +31,7 @@ SUBDIRS = \ hantek-dso \ lascar-el-usb \ link-mso19 \ + mic-985xx \ nexus-osciprime \ openbench-logic-sniffer \ rigol-ds1xx2 \ @@ -91,6 +92,10 @@ if LA_LINK_MSO19 libsigrokhardware_la_LIBADD += link-mso19/libsigrokhwlinkmso19.la endif +if HW_MIC_985XX +libsigrokhardware_la_LIBADD += mic-985xx/libsigrok_hw_mic_985xx.la +endif + if HW_NEXUS_OSCIPRIME libsigrokhardware_la_LIBADD += nexus-osciprime/libsigrok_hw_nexus_osciprime.la endif diff --git a/hardware/mic-985xx/Makefile.am b/hardware/mic-985xx/Makefile.am new file mode 100644 index 00000000..a89206d6 --- /dev/null +++ b/hardware/mic-985xx/Makefile.am @@ -0,0 +1,33 @@ +## +## This file is part of the libsigrok project. +## +## Copyright (C) 2013 Uwe Hermann +## +## This program is free software: you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation, either version 3 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program. If not, see . +## + +if HW_MIC_985XX + +# Local lib, this is NOT meant to be installed! +noinst_LTLIBRARIES = libsigrok_hw_mic_985xx.la + +libsigrok_hw_mic_985xx_la_SOURCES = \ + api.c \ + protocol.c \ + protocol.h + +libsigrok_hw_mic_985xx_la_CFLAGS = \ + -I$(top_srcdir) + +endif diff --git a/hardware/mic-985xx/api.c b/hardware/mic-985xx/api.c new file mode 100644 index 00000000..f2fe5a91 --- /dev/null +++ b/hardware/mic-985xx/api.c @@ -0,0 +1,205 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2013 Uwe Hermann + * + * 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 2 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, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "protocol.h" + +SR_PRIV struct sr_dev_driver mic_985xx_driver_info; +static struct sr_dev_driver *di = &mic_985xx_driver_info; + +/* Properly close and free all devices. */ +static int clear_instances(void) +{ + struct sr_dev_inst *sdi; + struct drv_context *drvc; + struct dev_context *devc; + GSList *l; + + if (!(drvc = di->priv)) + return SR_OK; + + for (l = drvc->instances; l; l = l->next) { + if (!(sdi = l->data)) + continue; + if (!(devc = sdi->priv)) + continue; + + /* TODO */ + + sr_dev_inst_free(sdi); + } + + g_slist_free(drvc->instances); + drvc->instances = NULL; + + return SR_OK; +} + +static int hw_init(struct sr_context *sr_ctx) +{ + return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN); +} + +static GSList *hw_scan(GSList *options) +{ + struct drv_context *drvc; + GSList *devices; + + (void)options; + + devices = NULL; + drvc = di->priv; + drvc->instances = NULL; + + /* TODO */ + + return devices; +} + +static GSList *hw_dev_list(void) +{ + struct drv_context *drvc; + + drvc = di->priv; + + return drvc->instances; +} + +static int hw_dev_open(struct sr_dev_inst *sdi) +{ + (void)sdi; + + /* TODO */ + + return SR_OK; +} + +static int hw_dev_close(struct sr_dev_inst *sdi) +{ + (void)sdi; + + /* TODO */ + + return SR_OK; +} + +static int hw_cleanup(void) +{ + clear_instances(); + + /* TODO */ + + return SR_OK; +} + +static int hw_config_get(int id, const void **value, + const struct sr_dev_inst *sdi) +{ + (void)sdi; + (void)value; + + switch (id) { + /* TODO */ + default: + return SR_ERR_ARG; + } + + return SR_OK; +} + +static int hw_config_set(int id, const void *value, + const struct sr_dev_inst *sdi) +{ + (void)value; + + int ret; + + if (sdi->status != SR_ST_ACTIVE) { + sr_err("Device inactive, can't set config options."); + return SR_ERR; + } + + ret = SR_OK; + switch (id) { + /* TODO */ + default: + sr_err("Unknown hardware capability: %d.", id); + ret = SR_ERR_ARG; + } + + return ret; +} + +static int hw_config_list(int key, const void **data, + const struct sr_dev_inst *sdi) +{ + (void)sdi; + (void)data; + + switch (key) { + default: + return SR_ERR_ARG; + } + + return SR_OK; +} + +static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, + void *cb_data) +{ + (void)sdi; + (void)cb_data; + + /* TODO */ + + return SR_OK; +} + +static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) +{ + (void)cb_data; + + if (sdi->status != SR_ST_ACTIVE) { + sr_err("Device inactive, can't stop acquisition."); + return SR_ERR; + } + + /* TODO */ + + return SR_OK; +} + +SR_PRIV struct sr_dev_driver mic_985xx_driver_info = { + .name = "mic-985xx", + .longname = "MIC 985xx", + .api_version = 1, + .init = hw_init, + .cleanup = hw_cleanup, + .scan = hw_scan, + .dev_list = hw_dev_list, + .dev_clear = clear_instances, + .config_get = hw_config_get, + .config_set = hw_config_set, + .config_list = hw_config_list, + .dev_open = hw_dev_open, + .dev_close = hw_dev_close, + .dev_acquisition_start = hw_dev_acquisition_start, + .dev_acquisition_stop = hw_dev_acquisition_stop, + .priv = NULL, +}; diff --git a/hardware/mic-985xx/protocol.c b/hardware/mic-985xx/protocol.c new file mode 100644 index 00000000..93269207 --- /dev/null +++ b/hardware/mic-985xx/protocol.c @@ -0,0 +1,41 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2013 Uwe Hermann + * + * 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 2 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, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "protocol.h" + +SR_PRIV int mic_985xx_receive_data(int fd, int revents, void *cb_data) +{ + (void)fd; + + const struct sr_dev_inst *sdi; + struct dev_context *devc; + + if (!(sdi = cb_data)) + return TRUE; + + if (!(devc = sdi->priv)) + return TRUE; + + if (revents == G_IO_IN) { + /* TODO */ + } + + return TRUE; +} diff --git a/hardware/mic-985xx/protocol.h b/hardware/mic-985xx/protocol.h new file mode 100644 index 00000000..0b1efdd8 --- /dev/null +++ b/hardware/mic-985xx/protocol.h @@ -0,0 +1,55 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2013 Uwe Hermann + * + * 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 2 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, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef LIBSIGROK_HARDWARE_MIC_985XX_PROTOCOL_H +#define LIBSIGROK_HARDWARE_MIC_985XX_PROTOCOL_H + +#include +#include +#include "libsigrok.h" +#include "libsigrok-internal.h" + +/* Message logging helpers with driver-specific prefix string. */ +#define DRIVER_LOG_DOMAIN "mic-985xx: " +#define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args) +#define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args) +#define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args) +#define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args) +#define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args) +#define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args) + +/** Private, per-device-instance driver context. */ +struct dev_context { + /** The current sampling limit (in number of samples). */ + uint64_t limit_samples; + + /** The current sampling limit (in ms). */ + uint64_t limit_msec; + + /** Opaque pointer passed in by the frontend. */ + void *cb_data; + + /** The current number of already received samples. */ + uint64_t num_samples; +}; + +SR_PRIV int mic_985xx_receive_data(int fd, int revents, void *cb_data); + +#endif diff --git a/hwdriver.c b/hwdriver.c index d8748e93..aec83b52 100644 --- a/hwdriver.c +++ b/hwdriver.c @@ -92,6 +92,9 @@ extern SR_PRIV struct sr_dev_driver demo_driver_info; #ifdef HAVE_HW_LASCAR_EL_USB extern SR_PRIV struct sr_dev_driver lascar_el_usb_driver_info; #endif +#ifdef HAVE_HW_MIC_985XX +extern SR_PRIV struct sr_dev_driver mic_985xx_driver_info; +#endif #ifdef HAVE_HW_NEXUS_OSCIPRIME extern SR_PRIV struct sr_dev_driver nexus_osciprime_driver_info; #endif @@ -166,6 +169,9 @@ static struct sr_dev_driver *drivers_list[] = { #ifdef HAVE_HW_LASCAR_EL_USB &lascar_el_usb_driver_info, #endif +#ifdef HAVE_HW_MIC_985XX + &mic_985xx_driver_info, +#endif #ifdef HAVE_HW_NEXUS_OSCIPRIME &nexus_osciprime_driver_info, #endif