/* * (C) Copyright 2005 * BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.de> * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */#include <common.h>#include <asm/m5282.h>#include "VCxK.h"vu_char *vcxk_bws = (vu_char *)(CFG_CS3_BASE);#define VCXK_BWS vcxk_bwsstatic ulong vcxk_driver;ulong search_vcxk_driver(void);void vcxk_cls(void);void vcxk_setbrightness(short brightness);int vcxk_request(void);int vcxk_acknowledge_wait(void);void vcxk_clear(void);int init_vcxk(void){	VIDEO_Invert_CFG &= ~VIDEO_Invert_IO;	VIDEO_INVERT_PORT |= VIDEO_INVERT_PIN;	VIDEO_INVERT_DDR  |= VIDEO_INVERT_PIN;	VIDEO_REQUEST_PORT |= VIDEO_REQUEST_PIN;	VIDEO_REQUEST_DDR |= VIDEO_REQUEST_PIN;	VIDEO_ACKNOWLEDGE_DDR &= ~VIDEO_ACKNOWLEDGE_PIN;	vcxk_driver = search_vcxk_driver();	if (vcxk_driver)	{		/* use flash resist driver */	}	else	{		vcxk_cls();		vcxk_cls();		vcxk_setbrightness(1000);	}	VIDEO_ENABLE_DDR |= VIDEO_ENABLE_PIN;	VIDEO_ENABLE_PORT |= VIDEO_ENABLE_PIN;	VIDEO_ENABLE_PORT &= ~VIDEO_ENABLE_PIN;	return 1;}void 	vcxk_loadimage(ulong source){	int cnt;	vcxk_acknowledge_wait();	for (cnt=0; cnt<16384; cnt++)	{		VCXK_BWS[cnt*2] = (*(vu_char*) source);		source++;	}	vcxk_request();}void vcxk_cls(void){	vcxk_acknowledge_wait();	vcxk_clear();	vcxk_request();}void vcxk_clear(void){	int cnt;	for (cnt=0; cnt<16384; cnt++)	{		VCXK_BWS[cnt*2] = 0x00;	}}void vcxk_setbrightness(short brightness){	VCXK_BWS[0x8000]=(brightness >> 4) +2;	VCXK_BWS[0xC000]= (brightness + 23) >> 8;	VCXK_BWS[0xC001]= (brightness + 23) & 0xFF;}int vcxk_request(void){	if (vcxk_driver)	{		/* use flash resist driver */	}	else	{		VIDEO_REQUEST_PORT &= ~VIDEO_REQUEST_PIN;		VIDEO_REQUEST_PORT |= VIDEO_REQUEST_PIN;	}	return 1;}int vcxk_acknowledge_wait(void){	if (vcxk_driver)	{		/* use flash resist driver */	}	else	{		while (!(VIDEO_ACKNOWLEDGE_PORT & VIDEO_ACKNOWLEDGE_PIN));	}	return 1;}ulong search_vcxk_driver(void){	return 0;}/* eof */