add: CFGW(AGPCMD, 0x00000000);
context: static status_t coldstart_card_516_up(uint8* rom, PinsTables tabs, uint16 ram_tab){	status_t result = B_OK;	uint16 adress;	LOG(8,("INFO: now executing coldstart...\n"));//test://NV_REG32(NV32_PWRUPCTRL) = 0x13111111;	/* select colormode CRTC registers base adresses */	NV_REG8(NV8_MISCW) = 0xcb;	/* unknown.. */	NV_REG8(NV8_VSE2) = 0x01;	/* enable access to primary head */	set_crtc_owner(0);	/* unlock head's registers for R/W access */	CRTCW(LOCK, 0x57);	CRTCW(VSYNCE ,(CRTCR(VSYNCE) & 0x7f));	/* disable RMA as it's not used yet */	/* (RMA is the cmd register for the 32bit port in the GPU to access 32bit registers	 *  and framebuffer via legacy ISA I/O space.) */	CRTCW(RMA, 0x00);	if (si->ps.secondary_head)	{		/* enable access to secondary head */		set_crtc_owner(1);		/* unlock head's registers for R/W access */		CRTC2W(LOCK, 0x57);		CRTC2W(VSYNCE ,(CRTCR(VSYNCE) & 0x7f));	}	/* turn off both displays and the hardcursors (also disables transfers) */	nv_crtc_dpms(false, false, false);	nv_crtc_cursor_hide();	if (si->ps.secondary_head)	{		nv_crtc2_dpms(false, false, false);		nv_crtc2_cursor_hide();	}//test://	ACCW(PT_NUMERATOR, 0x00000008);	/* set timer denominator to 3 (in b0-15) *///	ACCW(PT_DENOMINATR, 0x00000003);	/* execute all BIOS coldstart script(s) */	if (tabs.InitScriptTablePtr)	{		/* size is nolonger used, keeping it anyway for testing purposes :) */		int16 size = 32767;		uint16 index = tabs.InitScriptTablePtr;			adress = *((uint16*)(&(rom[index])));		if (!adress)		{			LOG(8,("INFO: no cmdlist found!\n"));			result = B_ERROR;		}		while (adress && (result == B_OK))		{			result = exec_type2_script(rom, adress, &size, tabs, ram_tab);			/* next command script, please */			index += 2;			adress = *((uint16*)(&(rom[index])));		}		/* now enable ROM shadow or the card will remain shut-off! */		CFGW(ROMSHADOW, (CFGR(ROMSHADOW) |= 0x00000001));		//temporary: should be called from setmode probably..		nv_crtc_setup_fifo();	}	else	{		result = B_ERROR;	}	if (result != B_OK)		LOG(8,("INFO: coldstart failed.\n"));	else		LOG(8,("INFO: coldstart execution completed OK.\n"));	return result;}