game.c 2.9 KB
/**************************************************************************
 *                                                                        *
 *               Copyright (C) 1995, Silicon Graphics, Inc.               *
 *                                                                        *
 *  These coded instructions, statements, and computer programs  contain  *
 *  unpublished  proprietary  information of Silicon Graphics, Inc., and  *
 *  are protected by Federal copyright  law.  They  may not be disclosed  *
 *  to  third  parties  or copied or duplicated in any form, in whole or  *
 *  in part, without the prior written consent of Silicon Graphics, Inc.  *
 *                                                                        *
 *************************************************************************/

/*---------------------------------------------------------------------*
        Copyright (C) 1997,1998 Nintendo. (Originated by SGI)
        
        $RCSfile: game.c,v $
        $Revision: 1.1.1.1 $
        $Date: 2002/05/02 03:27:17 $
 *---------------------------------------------------------------------*/

#include "hostio.h"
#include <ultra64.h>

u64	bootStack[STACKSIZE/sizeof(u64)];

static void	idle(void *);
static void	mainproc(void *);

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

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

#define RDB_SEND_BUF_SIZE   2000

u8  rdbSendBuf[RDB_SEND_BUF_SIZE];

void
boot(void)
{
    
    osInitialize();
    
    osCreateThread(&idleThread, 1, idle, (void *)0,
		   idleThreadStack+STACKSIZE/sizeof(u64), 10);
    osStartThread(&idleThread);

    /* never reached */
}

static void
idle(void *arg)
{
    osCreateViManager(OS_PRIORITY_VIMGR);
    osViSetMode(&osViModeTable[OS_VI_NTSC_LAN1]);

    osInitRdb(rdbSendBuf, RDB_SEND_BUF_SIZE);
    /*
     * Create main thread
     */
    osCreateThread(&mainThread, 3, mainproc, arg,
		   mainThreadStack+STACKSIZE/sizeof(u64), 10);
    
    osStartThread(&mainThread);

    /*
     * Become the idle thread
     */
    osSetThreadPri(0, 0);

    for (;;);
}

u8  SendBlockBuf[MY_MAX_BLOCK_SIZE];
u8  ReadBlockBuf[MY_MAX_BLOCK_SIZE];

/*
 * This is the main routine of the app. We block waiting for the indy
 * to send us a command block. Once we get that command we do something,
 * like print an answer, get a block of data, or send a block of data.
 */
static void
mainproc(void *arg)
{
    cmdBlk      cb;

    while(1)
    {

	osReadHost(&cb, sizeof(cmdBlk));

	switch(cb.command)
	{
	    case CMD_PRINT_SOMETHING:
		osSyncPrintf("N64: Something\n");
		break;
	    case CMD_WRITE_HOST:
		osWriteHost(SendBlockBuf, cb.blkSize);
		osSyncPrintf("N64: osWriteHost completed on %d bytes\n", cb.blkSize);
		break;
	    case CMD_READ_HOST:
		osReadHost(ReadBlockBuf, cb.blkSize);
		osSyncPrintf("N64: osReadHost completed on %d bytes\n", cb.blkSize);
		break;
	}
    }
}