author | zecke <zecke> | 2005-02-17 23:52:46 (UTC) |
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committer | zecke <zecke> | 2005-02-17 23:52:46 (UTC) |
commit | 9bf35a9978c8a9e8b9c2100abf9137ffefc73e17 (patch) (unidiff) | |
tree | f251c1697f2ed091d8f55eca7aa1b8f4a85c7889 /libopie2/opiecore/device/odevice_abstractmobiledevice.cpp | |
parent | 87cbafeb59d0505b631be811bd96fb1d0b1df1f7 (diff) | |
download | opie-9bf35a9978c8a9e8b9c2100abf9137ffefc73e17.zip opie-9bf35a9978c8a9e8b9c2100abf9137ffefc73e17.tar.gz opie-9bf35a9978c8a9e8b9c2100abf9137ffefc73e17.tar.bz2 |
Add OAbstractMobileDevice with implementations for suspend and setDisplayStatus
Switch our implementations over to this partial implementation of ODevice
Diffstat (limited to 'libopie2/opiecore/device/odevice_abstractmobiledevice.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | libopie2/opiecore/device/odevice_abstractmobiledevice.cpp | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/libopie2/opiecore/device/odevice_abstractmobiledevice.cpp b/libopie2/opiecore/device/odevice_abstractmobiledevice.cpp new file mode 100644 index 0000000..f3f6af5 --- a/dev/null +++ b/libopie2/opiecore/device/odevice_abstractmobiledevice.cpp | |||
@@ -0,0 +1,119 @@ | |||
1 | /* | ||
2 | This file is part of the Opie Project | ||
3 | Copyright (C) 2004, 2005 Holger Hans Peter Freyther <freyther@handhelds.org> | ||
4 | Copyright (C) 2004, 2005 Michael 'mickey' Lauer <mickeyl@handhelds.org> | ||
5 | Copyright (C) 2002, 2003 Robert Griebl <sandman@handhelds.org> | ||
6 | |||
7 | |||
8 | =. | ||
9 | .=l. | ||
10 | .>+-= | ||
11 | _;:, .> :=|. This program is free software; you can | ||
12 | .> <`_, > . <= redistribute it and/or modify it under | ||
13 | :`=1 )Y*s>-.-- : the terms of the GNU Library General Public | ||
14 | .="- .-=="i, .._ License as published by the Free Software | ||
15 | - . .-<_> .<> Foundation; either version 2 of the License, | ||
16 | ._= =} : or (at your option) any later version. | ||
17 | .%`+i> _;_. | ||
18 | .i_,=:_. -<s. This program is distributed in the hope that | ||
19 | + . -:. = it will be useful, but WITHOUT ANY WARRANTY; | ||
20 | : .. .:, . . . without even the implied warranty of | ||
21 | =_ + =;=|` MERCHANTABILITY or FITNESS FOR A | ||
22 | _.=:. : :=>`: PARTICULAR PURPOSE. See the GNU | ||
23 | ..}^=.= = ; Library General Public License for more | ||
24 | ++= -. .` .: details. | ||
25 | : = ...= . :.=- | ||
26 | -. .:....=;==+<; You should have received a copy of the GNU | ||
27 | -_. . . )=. = Library General Public License along with | ||
28 | -- :-=` this library; see the file COPYING.LIB. | ||
29 | If not, write to the Free Software Foundation, | ||
30 | Inc., 59 Temple Place - Suite 330, | ||
31 | Boston, MA 02111-1307, USA. | ||
32 | */ | ||
33 | |||
34 | #include "odevice_abstractmobiledevice.h" | ||
35 | |||
36 | #include <sys/time.h> | ||
37 | #include <sys/ioctl.h> | ||
38 | |||
39 | #include <time.h> | ||
40 | #include <fcntl.h> | ||
41 | #include <unistd.h> | ||
42 | #include <stdlib.h> | ||
43 | |||
44 | namespace Opie { | ||
45 | namespace Core { | ||
46 | OAbstractMobileDevice::OAbstractMobileDevice() | ||
47 | : m_timeOut( 1500 ) | ||
48 | {} | ||
49 | |||
50 | /** | ||
51 | * @short Time to wait for the asynchronos APM implementation to suspend | ||
52 | * | ||
53 | * Milli Seconds to wait before returning from the suspend method. | ||
54 | * This is needed due asynchrnonus implementations of the APM bios. | ||
55 | * | ||
56 | */ | ||
57 | void OAbstractMobileDevice::setAPMTimeOut( int time ) { | ||
58 | m_timeOut = time; | ||
59 | } | ||
60 | |||
61 | |||
62 | bool OAbstractMobileDevice::suspend() { | ||
63 | if ( !isQWS( ) ) // only qwsserver is allowed to suspend | ||
64 | return false; | ||
65 | |||
66 | bool res = false; | ||
67 | ODevice::sendSuspendmsg(); | ||
68 | |||
69 | struct timeval tvs, tvn; | ||
70 | ::gettimeofday ( &tvs, 0 ); | ||
71 | |||
72 | ::sync(); // flush fs caches | ||
73 | res = ( ::system ( "apm --suspend" ) == 0 ); | ||
74 | |||
75 | // This is needed because some apm implementations are asynchronous and we | ||
76 | // can not be sure when exactly the device is really suspended | ||
77 | // This can be deleted as soon as a stable familiar with a synchronous apm implementation exists. | ||
78 | |||
79 | if ( res ) { | ||
80 | do { // wait at most 1.5 sec: either suspend didn't work or the device resumed | ||
81 | ::usleep ( 200 * 1000 ); | ||
82 | ::gettimeofday ( &tvn, 0 ); | ||
83 | } while ((( tvn. tv_sec - tvs. tv_sec ) * 1000 + ( tvn. tv_usec - tvs. tv_usec ) / 1000 ) < m_timeOut ); | ||
84 | } | ||
85 | |||
86 | return res; | ||
87 | } | ||
88 | |||
89 | //#include <linux/fb.h> better not rely on kernel headers in userspace ... | ||
90 | |||
91 | // _IO and friends are only defined in kernel headers ... | ||
92 | #define OD_IOC(dir,type,number,size) (( dir << 30 ) | ( type << 8 ) | ( number ) | ( size << 16 )) | ||
93 | #define OD_IO(type,number) OD_IOC(0,type,number,0) | ||
94 | |||
95 | #define FBIOBLANK OD_IO( 'F', 0x11 ) // 0x4611 | ||
96 | |||
97 | /* VESA Blanking Levels */ | ||
98 | #define VESA_NO_BLANKING 0 | ||
99 | #define VESA_VSYNC_SUSPEND 1 | ||
100 | #define VESA_HSYNC_SUSPEND 2 | ||
101 | #define VESA_POWERDOWN 3 | ||
102 | |||
103 | bool OAbstractMobileDevice::setDisplayStatus ( bool on ) { | ||
104 | bool res = false; | ||
105 | int fd; | ||
106 | |||
107 | #ifdef QT_QWS_DEVFS | ||
108 | if (( fd = ::open ( "/dev/fb/0", O_RDWR )) >= 0 ) { | ||
109 | #else | ||
110 | if (( fd = ::open ( "/dev/fb0", O_RDWR )) >= 0 ) { | ||
111 | #endif | ||
112 | res = ( ::ioctl ( fd, FBIOBLANK, on ? VESA_NO_BLANKING : VESA_POWERDOWN ) == 0 ); | ||
113 | ::close ( fd ); | ||
114 | } | ||
115 | |||
116 | return res; | ||
117 | } | ||
118 | } | ||
119 | } | ||