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improve device thread

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This commit is contained in:
dborth 2009-05-06 17:28:06 +00:00
parent 911881421b
commit a8ad004214
4 changed files with 46 additions and 14 deletions
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47
source/ngc/fileop.cpp
View File

@ -51,7 +51,35 @@ bool isMounted[9] = { false, false, false, false, false, false, false, false, fa
/****************************************************************************
* deviceThreading
***************************************************************************/
lwp_t devicethread = LWP_THREAD_NULL;
static lwp_t devicethread = LWP_THREAD_NULL;
static bool deviceHalt = true;
/****************************************************************************
* ResumeDeviceThread
*
* Signals the device thread to start, and resumes the thread.
***************************************************************************/
void
ResumeDeviceThread()
{
deviceHalt = false;
LWP_ResumeThread(devicethread);
}
/****************************************************************************
* HaltGui
*
* Signals the device thread to stop.
***************************************************************************/
void
HaltDeviceThread()
{
deviceHalt = true;
// wait for thread to finish
while(!LWP_ThreadIsSuspended(devicethread))
usleep(100);
}
/****************************************************************************
* devicecallback
@ -104,7 +132,10 @@ devicecallback (void *arg)
}
}
#endif
sleep(1); // suspend thread for 1 sec
if(deviceHalt)
LWP_SuspendThread(devicethread);
else
sleep(1); // suspend thread for 1 sec
}
return NULL;
}
@ -406,7 +437,7 @@ LoadSzFile(char * filepath, unsigned char * rbuffer)
// stop checking if devices were removed/inserted
// since we're loading a file
LWP_SuspendThread (devicethread);
HaltDeviceThread();
file = fopen (filepath, "rb");
if (file > 0)
@ -420,7 +451,7 @@ LoadSzFile(char * filepath, unsigned char * rbuffer)
}
// go back to checking if devices were inserted/removed
LWP_ResumeThread (devicethread);
ResumeDeviceThread();
return size;
}
@ -452,7 +483,7 @@ LoadFile (char * rbuffer, char *filepath, u32 length, int method, bool silent)
// stop checking if devices were removed/inserted
// since we're loading a file
LWP_SuspendThread (devicethread);
HaltDeviceThread();
// open the file
while(!size && retry == 1)
@ -528,7 +559,7 @@ LoadFile (char * rbuffer, char *filepath, u32 length, int method, bool silent)
}
// go back to checking if devices were inserted/removed
LWP_ResumeThread (devicethread);
ResumeDeviceThread();
CancelAction();
return size;
}
@ -564,7 +595,7 @@ SaveFile (char * buffer, char *filepath, u32 datasize, int method, bool silent)
// stop checking if devices were removed/inserted
// since we're saving a file
LWP_SuspendThread (devicethread);
HaltDeviceThread();
while(!written && retry == 1)
{
@ -600,7 +631,7 @@ SaveFile (char * buffer, char *filepath, u32 datasize, int method, bool silent)
}
// go back to checking if devices were inserted/removed
LWP_ResumeThread (devicethread);
ResumeDeviceThread();
CancelAction();
return written;

3
source/ngc/fileop.h
View File

@ -24,6 +24,8 @@
#define SAVEBUFFERSIZE (1024 * 512)
void InitDeviceThread();
void ResumeDeviceThread();
void HaltDeviceThread();
void MountAllFAT();
void UnmountAllFAT();
bool ChangeInterface(int method, bool silent);
@ -40,6 +42,5 @@ extern unsigned char * savebuffer;
extern FILE * file;
extern bool unmountRequired[];
extern bool isMounted[];
extern lwp_t devicethread;
#endif

4
source/ngc/networkop.cpp
View File

@ -146,7 +146,7 @@ bool DownloadUpdate()
{
// stop checking if devices were removed/inserted
// since we're saving a file
LWP_SuspendThread (devicethread);
HaltDeviceThread();
FILE * hfile;
char updateFile[50];
@ -177,7 +177,7 @@ bool DownloadUpdate()
updateFound = false; // updating is finished (successful or not!)
// go back to checking if devices were inserted/removed
LWP_ResumeThread (devicethread);
ResumeDeviceThread();
}
return result;
}

6
source/ngc/snes9xGX.cpp
View File

@ -84,7 +84,7 @@ void ExitCleanup()
ShutdownAudio();
StopGX();
LWP_SuspendThread (devicethread);
HaltDeviceThread();
UnmountAllFAT();
#ifdef HW_RVL
@ -214,7 +214,7 @@ emulate ()
{
// go back to checking if devices were inserted/removed
// since we're entering the menu
LWP_ResumeThread (devicethread);
ResumeDeviceThread();
ConfigRequested = 1;
SwitchAudioMode(1);
@ -238,7 +238,7 @@ emulate ()
// stop checking if devices were removed/inserted
// since we're starting emulation again
LWP_SuspendThread (devicethread);
HaltDeviceThread();
AudioStart ();