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author | Franklin Wei <git@fwei.tk> | 2018-02-07 20:04:46 -0500 |
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committer | Franklin Wei <git@fwei.tk> | 2018-03-12 20:52:01 -0400 |
commit | 6039eb05ba6d82ef56f2868c96654c552d117bf9 (patch) | |
tree | 9db7016bcbf66cfdf7b9bc998d84c6eaff9c8378 /apps/plugins/sdl/src/timer/macos/SDL_systimer.c | |
parent | ef373c03b96b0be08babca581d9f10bccfd4931f (diff) | |
download | rockbox-6039eb05ba6d82ef56f2868c96654c552d117bf9.tar.gz rockbox-6039eb05ba6d82ef56f2868c96654c552d117bf9.zip |
sdl: remove non-rockbox drivers
We never use any of these other drivers, so having them around just takes
up space.
Change-Id: Iced812162df1fef3fd55522b7e700acb6c3bcd41
Diffstat (limited to 'apps/plugins/sdl/src/timer/macos/SDL_systimer.c')
-rw-r--r-- | apps/plugins/sdl/src/timer/macos/SDL_systimer.c | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/apps/plugins/sdl/src/timer/macos/SDL_systimer.c b/apps/plugins/sdl/src/timer/macos/SDL_systimer.c deleted file mode 100644 index 7a8063e57d..0000000000 --- a/apps/plugins/sdl/src/timer/macos/SDL_systimer.c +++ /dev/null | |||
@@ -1,186 +0,0 @@ | |||
1 | /* | ||
2 | SDL - Simple DirectMedia Layer | ||
3 | Copyright (C) 1997-2012 Sam Lantinga | ||
4 | |||
5 | This library is free software; you can redistribute it and/or | ||
6 | modify it under the terms of the GNU Lesser General Public | ||
7 | License as published by the Free Software Foundation; either | ||
8 | version 2.1 of the License, or (at your option) any later version. | ||
9 | |||
10 | This library is distributed in the hope that it will be useful, | ||
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | Lesser General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Lesser General Public | ||
16 | License along with this library; if not, write to the Free Software | ||
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
18 | |||
19 | Sam Lantinga | ||
20 | slouken@libsdl.org | ||
21 | */ | ||
22 | #include "SDL_config.h" | ||
23 | |||
24 | #ifdef SDL_TIMER_MACOS | ||
25 | |||
26 | #include <Types.h> | ||
27 | #include <Timer.h> | ||
28 | #include <OSUtils.h> | ||
29 | #include <Gestalt.h> | ||
30 | #include <Processes.h> | ||
31 | |||
32 | #include <LowMem.h> | ||
33 | |||
34 | #include "SDL_timer.h" | ||
35 | #include "../SDL_timer_c.h" | ||
36 | |||
37 | #include "FastTimes.h" | ||
38 | |||
39 | #if TARGET_API_MAC_CARBON | ||
40 | #define NewTimerProc NewTimerUPP | ||
41 | #endif | ||
42 | |||
43 | #define MS_PER_TICK (1000.0/60.0) /* MacOS tick = 1/60 second */ | ||
44 | |||
45 | |||
46 | #define kTwoPower32 (4294967296.0) /* 2^32 */ | ||
47 | |||
48 | static double start_tick; | ||
49 | static int is_fast_inited = 0; | ||
50 | |||
51 | void SDL_StartTicks(void) | ||
52 | { | ||
53 | if ( ! is_fast_inited ) // important to check or FastTime may hang machine! | ||
54 | SDL_SYS_TimerInit(); | ||
55 | |||
56 | start_tick = FastMicroseconds(); | ||
57 | } | ||
58 | |||
59 | Uint32 SDL_GetTicks(void) | ||
60 | { | ||
61 | |||
62 | if ( ! is_fast_inited ) | ||
63 | SDL_SYS_TimerInit(); | ||
64 | |||
65 | return FastMilliseconds(); | ||
66 | } | ||
67 | |||
68 | void SDL_Delay(Uint32 ms) | ||
69 | { | ||
70 | Uint32 stop, now; | ||
71 | |||
72 | stop = SDL_GetTicks() + ms; | ||
73 | do { | ||
74 | #if TARGET_API_MAC_CARBON | ||
75 | MPYield(); | ||
76 | #else | ||
77 | SystemTask(); | ||
78 | #endif | ||
79 | |||
80 | now = SDL_GetTicks(); | ||
81 | |||
82 | } while ( stop > now ); | ||
83 | } | ||
84 | |||
85 | /* | ||
86 | void SDL_StartTicks(void) | ||
87 | { | ||
88 | // FIXME: Should we implement a wrapping algorithm, like Win32? | ||
89 | } | ||
90 | |||
91 | Uint32 SDL_GetTicks(void) | ||
92 | { | ||
93 | UnsignedWide ms; | ||
94 | |||
95 | Microseconds (&ms); | ||
96 | |||
97 | return ( ms.lo / 1000 ); | ||
98 | } | ||
99 | |||
100 | void SDL_Delay(Uint32 ms) | ||
101 | { | ||
102 | |||
103 | UnsignedWide microsecs; | ||
104 | UInt32 stop; | ||
105 | |||
106 | Microseconds (µsecs); | ||
107 | |||
108 | stop = microsecs.lo + (ms * 1000); | ||
109 | |||
110 | while ( stop > microsecs.lo ) { | ||
111 | |||
112 | SystemTask (); | ||
113 | |||
114 | Microseconds (µsecs); | ||
115 | } | ||
116 | |||
117 | }*/ | ||
118 | |||
119 | /* Data to handle a single periodic alarm */ | ||
120 | typedef struct _ExtendedTimerRec | ||
121 | { | ||
122 | TMTask tmTask; | ||
123 | ProcessSerialNumber taskPSN; | ||
124 | } ExtendedTimerRec, *ExtendedTimerPtr; | ||
125 | |||
126 | static ExtendedTimerRec gExtendedTimerRec; | ||
127 | |||
128 | |||
129 | int SDL_SYS_TimerInit(void) | ||
130 | { | ||
131 | FastInitialize (); | ||
132 | is_fast_inited = 1; | ||
133 | |||
134 | return(0); | ||
135 | } | ||
136 | |||
137 | void SDL_SYS_TimerQuit(void) | ||
138 | { | ||
139 | /* We don't need a cleanup? */ | ||
140 | return; | ||
141 | } | ||
142 | |||
143 | /* Our Stub routine to set up and then call the real routine. */ | ||
144 | pascal void TimerCallbackProc(TMTaskPtr tmTaskPtr) | ||
145 | { | ||
146 | Uint32 ms; | ||
147 | |||
148 | WakeUpProcess(&((ExtendedTimerPtr) tmTaskPtr)->taskPSN); | ||
149 | |||
150 | ms = SDL_alarm_callback(SDL_alarm_interval); | ||
151 | if ( ms ) { | ||
152 | SDL_alarm_interval = ROUND_RESOLUTION(ms); | ||
153 | PrimeTime((QElemPtr)&gExtendedTimerRec.tmTask, | ||
154 | SDL_alarm_interval); | ||
155 | } else { | ||
156 | SDL_alarm_interval = 0; | ||
157 | } | ||
158 | } | ||
159 | |||
160 | int SDL_SYS_StartTimer(void) | ||
161 | { | ||
162 | /* | ||
163 | * Configure the global structure that stores the timing information. | ||
164 | */ | ||
165 | gExtendedTimerRec.tmTask.qLink = NULL; | ||
166 | gExtendedTimerRec.tmTask.qType = 0; | ||
167 | gExtendedTimerRec.tmTask.tmAddr = NewTimerProc(TimerCallbackProc); | ||
168 | gExtendedTimerRec.tmTask.tmCount = 0; | ||
169 | gExtendedTimerRec.tmTask.tmWakeUp = 0; | ||
170 | gExtendedTimerRec.tmTask.tmReserved = 0; | ||
171 | GetCurrentProcess(&gExtendedTimerRec.taskPSN); | ||
172 | |||
173 | /* Install the task record */ | ||
174 | InsXTime((QElemPtr)&gExtendedTimerRec.tmTask); | ||
175 | |||
176 | /* Go! */ | ||
177 | PrimeTime((QElemPtr)&gExtendedTimerRec.tmTask, SDL_alarm_interval); | ||
178 | return(0); | ||
179 | } | ||
180 | |||
181 | void SDL_SYS_StopTimer(void) | ||
182 | { | ||
183 | RmvTime((QElemPtr)&gExtendedTimerRec.tmTask); | ||
184 | } | ||
185 | |||
186 | #endif /* SDL_TIMER_MACOS */ | ||