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add code for usb gecko debugging

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This commit is contained in:
dborth 2009-09-25 18:45:51 +00:00
parent 6b46b52cf3
commit 62835600e5
1 changed files with 61 additions and 0 deletions
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61
source/ngc/snes9xGX.cpp
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@ -65,6 +65,10 @@ int ExitRequested = 0;
char appPath[1024];
int appLoadMethod = METHOD_AUTO;
extern "C" {
extern void __exception_setreload(int t);
}
/****************************************************************************
* Shutdown / Reboot / Exit
***************************************************************************/
@ -314,6 +318,60 @@ static void CreateAppPath(char origpath[])
#endif
}
/****************************************************************************
* USB Gecko Debugging
***************************************************************************/
static bool gecko = false;
static mutex_t gecko_mutex = 0;
static ssize_t __out_write(struct _reent *r, int fd, const char *ptr, size_t len)
{
u32 level;
if (!ptr || len <= 0 || !gecko)
return -1;
LWP_MutexLock(gecko_mutex);
level = IRQ_Disable();
usb_sendbuffer(1, ptr, len);
IRQ_Restore(level);
LWP_MutexUnlock(gecko_mutex);
return len;
}
const devoptab_t gecko_out = {
"stdout", // device name
0, // size of file structure
NULL, // device open
NULL, // device close
__out_write,// device write
NULL, // device read
NULL, // device seek
NULL, // device fstat
NULL, // device stat
NULL, // device link
NULL, // device unlink
NULL, // device chdir
NULL, // device rename
NULL, // device mkdir
0, // dirStateSize
NULL, // device diropen_r
NULL, // device dirreset_r
NULL, // device dirnext_r
NULL, // device dirclose_r
NULL // device statvfs_r
};
void USBGeckoOutput()
{
LWP_MutexInit(&gecko_mutex, false);
gecko = usb_isgeckoalive(1);
devoptab_list[STD_OUT] = &gecko_out;
devoptab_list[STD_ERR] = &gecko_out;
}
/****************************************************************************
* MAIN
*
@ -331,6 +389,9 @@ static void CreateAppPath(char origpath[])
int
main(int argc, char *argv[])
{
//USBGeckoOutput(); // uncomment to enable USB gecko output
__exception_setreload(8);
#ifdef HW_DOL
ipl_set_config(6); // disable Qoob modchip
#endif