/*---------------------------------------------------------------------

	Copyright (C) 1997, Nintendo.

	

	File		system.c

	Coded    by	Yoshitaka Yasumoto.	Feb  3, 1997.

	Modified by	

	Comments	

	

	$Id: system.c,v 1.1.1.1 2003/01/17 23:03:22 wheeler Exp $

  ---------------------------------------------------------------------*/

#include <ultra64.h>

#include "system.h"



/*

 *  Call the main function after providing the required initialization setting of the system.

 */

u64	bootStack[STACKSIZE/sizeof(u64)];



extern	void	Main(void *);



static	OSThread	idleThread;

static	u64		idleThreadStack[STACKSIZE/sizeof(u64)];

static	OSThread	mainThread;

static	u64		mainThreadStack[STACKSIZE/sizeof(u64)];



OSMesgQueue	piMessageQ;

OSMesgQueue	siMessageQ;

OSMesgQueue	dmaMessageQ;

OSMesgQueue	rspMessageQ;

OSMesgQueue	rdpMessageQ;

OSMesgQueue	retraceMessageQ;



static OSMesg	piMessages[NUM_PI_MSGS];

static OSMesg	siMessageBuf;

static OSMesg	dmaMessageBuf;

static OSMesg	rspMessageBuf;

static OSMesg	rdpMessageBuf;

static OSMesg	retraceMessageBuf;



OSIoMesg	dmaIOMessageBuf;



OSContStatus	contStatus[MAXCONTROLLERS];

OSContPad	contPad[MAXCONTROLLERS];

u8		contExist;





void	mainproc(void *arg)

{

  /* Create the message queue. */

  osCreateMesgQueue(&dmaMessageQ,     &dmaMessageBuf,     1);

  osCreateMesgQueue(&rspMessageQ,     &rspMessageBuf,     1);

  osCreateMesgQueue(&rdpMessageQ,     &rdpMessageBuf,     1);

  osCreateMesgQueue(&siMessageQ,      &siMessageBuf,      1);

  osCreateMesgQueue(&retraceMessageQ, &retraceMessageBuf, 1);

  

  /* Connect the event with the message queue. */

  osSetEventMesg(OS_EVENT_SP, &rspMessageQ, NULL);

  osSetEventMesg(OS_EVENT_DP, &rdpMessageQ, NULL);

  osSetEventMesg(OS_EVENT_SI, &siMessageQ,  NULL);

  osViSetEvent(&retraceMessageQ, NULL, 1);

  

  /* Initialize the controller. */

  osContInit(&siMessageQ, &contExist, contStatus);

  

/* Call the Main function. */

Main(arg);

}



static	void	idle(void *arg)

{

/* Activate the Vi manager. */

osCreateViManager(OS_PRIORITY_VIMGR);

osViSetMode(&osViModeTable[OS_VI_NTSC_LAN1]);



  /* Switch OFF the GAMMA correction. */

  osViSetSpecialFeatures( OS_VI_GAMMA_OFF | OS_VI_GAMMA_DITHER_OFF );

  osViSetSpecialFeatures( OS_VI_DITHER_FILTER_ON );

  

  /* Activate the Pi manager. */

  osCreatePiManager((OSPri)OS_PRIORITY_PIMGR,

		    &piMessageQ, piMessages, NUM_PI_MSGS);

  

  /* Activate the Main Thread. */

  osCreateThread(&mainThread, 3, mainproc, arg,

		 mainThreadStack+STACKSIZE/sizeof(u64), 10);

  osStartThread(&mainThread);

  osSetThreadPri(0,0);



  /* Start the Idle loop. */

  while (1);

}



void	boot(void)

{

    osInitialize();

    osCreateThread(&idleThread, 1, idle, (void *)0,

		   idleThreadStack+STACKSIZE/sizeof(u64), 10);

    osStartThread(&idleThread);

}



/*======== End of system.c ========*/