voicestopreaddata.c
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/*---------------------------------------------------------------------
Copyright (C) 1997,1998 Nintendo.
File voicestopreaddata.c
Coded by Koji Mitsunari. Oct 8, 1997.
Modified by Koji Mitsunari. Jun 11, 1999.
Comments Voice Recognition Board
$Id: voicestopreaddata.c,v 1.2 2003/03/25 20:42:04 blythe Exp $
---------------------------------------------------------------------*/
#include "osint.h"
#include "controller.h"
#include "siint.h"
s32
osVoiceStopReadData(OSVoiceHandle *hd) {
#ifdef BBPLAYER
return CONT_ERR_DEVICE;
#else
s32 ret, i;
u8 stat;
u8 temp[4];
ret = __osVoiceGetStatus(hd->__mq, hd->__channel, &stat);
if( ret != 0 ) {
return(ret);
} else if (stat & VOICE_WRITE_READY) {
return(CONT_ERR_VOICE_NO_RESPONSE);
}
if (hd->__mode == 0) { /* ưƤʤ */
return(CONT_ERR_INVALID);
}
((u32 *)temp)[0] = 0x00000700;
ret = __osVoiceContWrite4(hd->__mq, hd->__channel, VOICE_RW_ADDR, temp);
if (ret == 0 ) {
i = 0;
do {
ret = __osVoiceCheckResult(hd, &stat);
if (ret & 0xff00) {
if (((ret & 7) == 0 ) || ((ret & 7) == 7 )) {
ret = 0;
hd->__mode = 0;
} else {
ret = CONT_ERR_INVALID;
}
} else {
hd->__mode = 0;
}
i ++;
} while ( (ret == CONT_ERR_VOICE_NO_RESPONSE) && (i < 20));
}
if ( i >= 20 ) {
ret == CONT_ERR_VOICE_NO_RESPONSE;
}
return(ret);
#endif
}