controller.c
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/*============================================================================
NINTENDO64 TECHNICAL SUPPORT CENTER
NINTENDO64 SAMPLE PROGRAM 2
Copyright (C) 1997, NINTENDO Co,Ltd.
============================================================================*/
#include <ultra64.h>
#include <PR/ramrom.h>
#include <assert.h>
#include "nnsched.h"
#include "def.h"
#include "controller.h"
#include "message.h"
OSMesgQueue controllerMsgQ;
OSMesg controllerMsgBuf;
OSContStatus statusdata[MAXCONTROLLERS];
OSContPad controllerdata[MAXCONTROLLERS];
OSContPad *controllerdata_ptr[MAXCONTROLLERS];
OSContPad controllerdataTriger[MAXCONTROLLERS];
int numControllers = 0;
static OSThread controllerThread;
static u64 controllerThreadStack[STACKSIZE/sizeof(u64)];
/*
* initilize controller
*
* maxcontrollers: want controller max num
* return : useable controller num
*/
int controllerInit(int maxcontrollers)
{
int i;
u8 pattern;
OSMesgQueue serialMsgQ;
OSMesg serialMsg;
osCreateMesgQueue(&serialMsgQ, &serialMsg, 1);
osSetEventMesg(OS_EVENT_SI, &serialMsgQ, (OSMesg)0);
osContInit(&serialMsgQ, &pattern, &statusdata[0]);
osCreateMesgQueue(&controllerMsgQ, &controllerMsgBuf, 1);
osSetEventMesg(OS_EVENT_SI, &controllerMsgQ, (OSMesg)0);
for(i = 0; i < MAXCONTROLLERS; i++){
if((pattern & (1<<i)) &&
!(statusdata[i].errno & CONT_NO_RESPONSE_ERROR)) {
controllerdata_ptr[numControllers] = & controllerdata[i];
numControllers++;
if(numControllers == maxcontrollers){
return numControllers;
}
}
}
/* osContStartReadData(&controllerMsgQ); */
return numControllers;
}
/*
* Start read controller data
*/
void controllerReadStart(void)
{
osContStartReadData(&controllerMsgQ);
}
/*
* Conroller read thread
*/
void controllerProc(void *arg)
{
int i;
u16 button;
static u16 lastbutton[MAXCONTROLLERS];
static int cnt;
OSMesgQueue msgQ;
OSMesg msgbuf[MAX_MESGS];
NNScClient client;
/* create message queue */
osCreateMesgQueue(&msgQ, msgbuf, MAX_MESGS);
/* add client to scheduler */
nnScAddClient((NNSched*)arg, &client, &msgQ);
while(1){
(void)osRecvMesg(&msgQ,NULL, OS_MESG_BLOCK);
controllerReadStart();
(void)osRecvMesg(&controllerMsgQ, NULL, OS_MESG_BLOCK);
osContGetReadData(controllerdata);
for (i=0; i<numControllers; i++) {
button = controllerdata_ptr[i]->button;
controllerdataTriger[i].button =
button & (~lastbutton[i]);
lastbutton[i]=button;
}
}
}
/*
* controller thread make
*
* priority: thread priority
*/
void controllerThreadMake(NNSched *sched)
{
osCreateThread(&controllerThread, 2, controllerProc, (void *)sched,
controllerThreadStack+STACKSIZE/sizeof(u64),
CONTROLLER_THREAD_PRI);
osStartThread(&controllerThread);
}