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add code for usb gecko debugging

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dborth 2009-09-25 18:45:18 +00:00
parent 3fb216ab3c
commit d12fe805a2
1 changed files with 61 additions and 0 deletions
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61
source/ngc/fceugx.cpp
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@ -46,6 +46,10 @@
void FCEUD_Update(uint8 *XBuf, int32 *Buffer, int Count);
extern "C" {
extern void __exception_setreload(int t);
}
static int fskipc = 0;
static uint8 *gfx=0;
static int32 *sound=0;
@ -207,6 +211,60 @@ 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
* This is where it all happens!
@ -214,6 +272,9 @@ 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