Introducing a plug-in for the Nokia N900 (untested)

Makefile

@@ -100,6 +100,7 @@ dist:
 		$(PACKAGE)-$(VERSION)/src/plugins/engineering.c \
 		$(PACKAGE)-$(VERSION)/src/plugins/gprs.c \
 		$(PACKAGE)-$(VERSION)/src/plugins/locker.c \
+		$(PACKAGE)-$(VERSION)/src/plugins/n900.c \
 		$(PACKAGE)-$(VERSION)/src/plugins/openmoko.c \
 		$(PACKAGE)-$(VERSION)/src/plugins/oss.c \
 		$(PACKAGE)-$(VERSION)/src/plugins/panel.c \

src/plugins/Makefile

@@ -1,5 +1,5 @@
 SUBDIRS	= 16x16 24x24 32x32 48x48
-TARGETS	= blacklist.so debug.so engineering.so gprs.so locker.so openmoko.so oss.so panel.so profiles.so smscrypt.so
+TARGETS	= blacklist.so debug.so engineering.so gprs.so locker.so n900.so openmoko.so oss.so panel.so profiles.so smscrypt.so
 PREFIX	= /usr/local
 DESTDIR	= 
 LIBDIR	= $(PREFIX)/lib
@@ -57,6 +57,13 @@ locker_LDFLAGS = $(LDFLAGSF) $(LDFLAGS)
 locker.so: $(locker_OBJS)
 	$(LD) -o locker.so $(locker_OBJS) $(locker_LDFLAGS)
 
+n900_OBJS = n900.o
+n900_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) $(CFLAGSF) $(CFLAGS)
+n900_LDFLAGS = $(LDFLAGSF) $(LDFLAGS)
+
+n900.so: $(n900_OBJS)
+	$(LD) -o n900.so $(n900_OBJS) $(n900_LDFLAGS)
+
 openmoko_OBJS = openmoko.o
 openmoko_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) -I../modems $(CFLAGSF) $(CFLAGS) `pkg-config --cflags alsa`
 openmoko_LDFLAGS = $(LDFLAGSF) $(LDFLAGS) `pkg-config --libs alsa`
@@ -107,6 +114,9 @@ gprs.o: gprs.c ../../include/Phone.h
 locker.o: locker.c ../../include/Phone.h
 	$(CC) $(locker_CFLAGS) -c locker.c
 
+n900.o: n900.c ../../include/Phone.h
+	$(CC) $(n900_CFLAGS) -c n900.c
+
 openmoko.o: openmoko.c ../../include/Phone.h
 	$(CC) $(openmoko_CFLAGS) -c openmoko.c
 
@@ -124,11 +134,11 @@ smscrypt.o: smscrypt.c ../../include/Phone.h
 
 clean:
 	@for i in $(SUBDIRS); do (cd $$i && $(MAKE) clean) || exit; done
-	$(RM) -- $(blacklist_OBJS) $(debug_OBJS) $(engineering_OBJS) $(gprs_OBJS) $(locker_OBJS) $(openmoko_OBJS) $(oss_OBJS) $(panel_OBJS) $(profiles_OBJS) $(smscrypt_OBJS)
+	$(RM) -- $(blacklist_OBJS) $(debug_OBJS) $(engineering_OBJS) $(gprs_OBJS) $(locker_OBJS) $(n900_OBJS) $(openmoko_OBJS) $(oss_OBJS) $(panel_OBJS) $(profiles_OBJS) $(smscrypt_OBJS)
 
 distclean:
 	@for i in $(SUBDIRS); do (cd $$i && $(MAKE) distclean) || exit; done
-	$(RM) -- $(blacklist_OBJS) $(debug_OBJS) $(engineering_OBJS) $(gprs_OBJS) $(locker_OBJS) $(openmoko_OBJS) $(oss_OBJS) $(panel_OBJS) $(profiles_OBJS) $(smscrypt_OBJS)
+	$(RM) -- $(blacklist_OBJS) $(debug_OBJS) $(engineering_OBJS) $(gprs_OBJS) $(locker_OBJS) $(n900_OBJS) $(openmoko_OBJS) $(oss_OBJS) $(panel_OBJS) $(profiles_OBJS) $(smscrypt_OBJS)
 	$(RM) -- $(TARGETS)
 
 install: $(TARGETS)
@@ -144,6 +154,8 @@ install: $(TARGETS)
 	$(MKDIR) $(DESTDIR)$(LIBDIR)/Phone/plugins
 	$(INSTALL) -m 0644 -- locker.so $(DESTDIR)$(LIBDIR)/Phone/plugins/locker.so
 	$(MKDIR) $(DESTDIR)$(LIBDIR)/Phone/plugins
+	$(INSTALL) -m 0644 -- n900.so $(DESTDIR)$(LIBDIR)/Phone/plugins/n900.so
+	$(MKDIR) $(DESTDIR)$(LIBDIR)/Phone/plugins
 	$(INSTALL) -m 0644 -- openmoko.so $(DESTDIR)$(LIBDIR)/Phone/plugins/openmoko.so
 	$(MKDIR) $(DESTDIR)$(LIBDIR)/Phone/plugins
 	$(INSTALL) -m 0644 -- panel.so $(DESTDIR)$(LIBDIR)/Phone/plugins/panel.so
@@ -159,6 +171,7 @@ uninstall:
 	$(RM) -- $(DESTDIR)$(LIBDIR)/Phone/plugins/engineering.so
 	$(RM) -- $(DESTDIR)$(LIBDIR)/Phone/plugins/gprs.so
 	$(RM) -- $(DESTDIR)$(LIBDIR)/Phone/plugins/locker.so
+	$(RM) -- $(DESTDIR)$(LIBDIR)/Phone/plugins/n900.so
 	$(RM) -- $(DESTDIR)$(LIBDIR)/Phone/plugins/openmoko.so
 	$(RM) -- $(DESTDIR)$(LIBDIR)/Phone/plugins/panel.so
 	$(RM) -- $(DESTDIR)$(LIBDIR)/Phone/plugins/profiles.so

src/plugins/n900.c

@@ -0,0 +1,126 @@
+/* $Id$ */
+/* Copyright (c) 2011 Pierre Pronchery <khorben@defora.org> */
+/* This file is part of DeforaOS Desktop Phone */
+/* 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, version 3 of the License.
+ *
+ * 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/>. */
+/* This code is inspired by existing work by Sebastian Reichel <sre@debian.org>,
+ * see https://elektranox.org/n900/libisi */
+/* TODO:
+ * - test on actual hardware */
+
+
+
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <gtk/gtk.h>
+#include <System.h>
+#include "Phone.h"
+
+
+/* N900 */
+/* prototypes */
+/* plug-in */
+static int _n900_event(PhonePlugin * plugin, PhoneEvent * event);
+
+
+/* public */
+/* variables */
+PhonePlugin plugin =
+{
+	NULL,
+	"Nokia N900",
+	NULL,
+	NULL,
+	NULL,
+	_n900_event,
+	NULL,
+	NULL
+};
+
+
+/* private */
+/* n900_event */
+static int _event_power_on(PhonePlugin * plugin, gboolean power);
+
+static int _n900_event(PhonePlugin * plugin, PhoneEvent * event)
+{
+	switch(event->type)
+	{
+		case PHONE_EVENT_TYPE_OFFLINE:
+			_event_power_on(plugin, FALSE);
+			break;
+		case PHONE_EVENT_TYPE_ONLINE:
+			_event_power_on(plugin, TRUE);
+			break;
+		default:
+			break;
+	}
+	return 0;
+}
+
+static int _event_power_on(PhonePlugin * plugin, gboolean power)
+{
+	int ret = 0;
+	char const root[] = "/sys/devices/platform/gpio-switch";
+	struct
+	{
+		char const * name;
+		int enable;
+		int disable;
+		unsigned int delay;
+	} commands[] = {
+		{ "cmt_apeslpx",	0,	0,	0	},
+		{ "cmt_rst_rq",		0,	0,	0	},
+		{ "cmt_bsi",		0,	-1,	0	},
+		{ "cmt_rst",		0,	0,	0	},
+		{ "cmt_en",		1,	0,	0	},
+		{ "cmt_rst",		1,	1,	0	},
+		{ "cmt_rst_eq",		1,	-1,	0	},
+		{ "cmt_en",		1,	-1,	5	},
+	};
+	size_t i;
+	int fd;
+	char path[256];
+	char buf[256];
+	int len;
+
+	for(i = 0; i < sizeof(commands) / sizeof(*commands) && ret == 0; i++)
+	{
+		if((power ? commands[i].enable : commands[i].disable) < 0)
+			continue;
+		if(commands[i].delay > 0)
+			/* FIXME freezes the application for as long */
+			sleep(commands[i].delay);
+		snprintf(path, sizeof(path), "%s/%s/%s", root, commands[i].name,
+				"state");
+		if((fd = open(path, O_WRONLY)) < 0)
+		{
+			snprintf(buf, sizeof(buf), "%s: %s", path, strerror(
+						errno));
+			ret = plugin->helper->error(NULL, buf, 1);
+			break;
+		}
+		len = snprintf(buf, sizeof(buf), "%s", power ? "active"
+				: "inactive");
+		if(write(fd, buf, len) != len)
+		{
+			snprintf(buf, sizeof(buf), "%s: %s", path,
+					strerror(errno));
+			ret = plugin->helper->error(NULL, buf, 1);
+		}
+		close(fd);
+	}
+	return ret;
+}

src/plugins/project.conf

@@ -1,5 +1,5 @@
 subdirs=16x16,24x24,32x32,48x48
-targets=blacklist,debug,engineering,gprs,locker,openmoko,oss,panel,profiles,smscrypt
+targets=blacklist,debug,engineering,gprs,locker,n900,openmoko,oss,panel,profiles,smscrypt
 cppflags_force=-I ../../include
 cppflags=
 cflags_force=-W `pkg-config --cflags libSystem gtk+-2.0`
@@ -46,6 +46,14 @@ install=$(LIBDIR)/Phone/plugins
 [locker.c]
 depends=../../include/Phone.h
 
+[n900]
+type=plugin
+sources=n900.c
+install=$(LIBDIR)/Phone/plugins
+
+[n900.c]
+depends=../../include/Phone.h
+
 [openmoko]
 type=plugin
 sources=openmoko.c