Exemplos de memrw em C++ (Cpp)

Exemplo n.º 1

Arquivo: lg_driver.c Projeto: BackupTheBerlios/dri-ex-svn

/*
 * This function saves the video state.
 */
static void
LgSave(ScrnInfoPtr pScrn)
{
	CirPtr pCir = CIRPTR(pScrn);
	vgaHWPtr hwp = VGAHWPTR(pScrn);

#ifdef LG_DEBUG
	ErrorF("LgSave\n");
#endif

	vgaHWSave(pScrn, &VGAHWPTR(pScrn)->SavedReg, VGA_SR_ALL);

	pCir->chip.lg->ModeReg.ExtVga[CR1A] = pCir->chip.lg->SavedReg.ExtVga[CR1A] = hwp->readCrtc(hwp, 0x1A);
	pCir->chip.lg->ModeReg.ExtVga[CR1B] = pCir->chip.lg->SavedReg.ExtVga[CR1B] = hwp->readCrtc(hwp, 0x1B);
	pCir->chip.lg->ModeReg.ExtVga[CR1D] = pCir->chip.lg->SavedReg.ExtVga[CR1D] = hwp->readCrtc(hwp, 0x1D);
	pCir->chip.lg->ModeReg.ExtVga[CR1E] = pCir->chip.lg->SavedReg.ExtVga[CR1E] = hwp->readCrtc(hwp, 0x1E);
	pCir->chip.lg->ModeReg.ExtVga[SR07] = pCir->chip.lg->SavedReg.ExtVga[SR07] = hwp->readSeq(hwp, 0x07);
	pCir->chip.lg->ModeReg.ExtVga[SR0E] = pCir->chip.lg->SavedReg.ExtVga[SR0E] = hwp->readSeq(hwp, 0x0E);
	pCir->chip.lg->ModeReg.ExtVga[SR12] = pCir->chip.lg->SavedReg.ExtVga[SR12] = hwp->readSeq(hwp, 0x12);
	pCir->chip.lg->ModeReg.ExtVga[SR13] = pCir->chip.lg->SavedReg.ExtVga[SR13] = hwp->readSeq(hwp, 0x13);
	pCir->chip.lg->ModeReg.ExtVga[SR1E] = pCir->chip.lg->SavedReg.ExtVga[SR1E] = hwp->readSeq(hwp, 0x1E);

	pCir->chip.lg->ModeReg.FORMAT = pCir->chip.lg->SavedReg.FORMAT = memrw(0xC0);
	
	pCir->chip.lg->ModeReg.VSC = pCir->chip.lg->SavedReg.VSC = memrl(0x3FC);
	
	pCir->chip.lg->ModeReg.DTTC = pCir->chip.lg->SavedReg.DTTC = memrw(0xEA);
	
	if (pCir->Chipset == PCI_CHIP_GD5465) {
	    pCir->chip.lg->ModeReg.TileCtrl = pCir->chip.lg->SavedReg.TileCtrl = memrw(0x2C4);
	}
	
	pCir->chip.lg->ModeReg.TILE = pCir->chip.lg->SavedReg.TILE = memrb(0x407);
	
	if (pCir->Chipset == PCI_CHIP_GD5465)
	    pCir->chip.lg->ModeReg.BCLK = pCir->chip.lg->SavedReg.BCLK = memrb(0x2C0);
	else
	    pCir->chip.lg->ModeReg.BCLK = pCir->chip.lg->SavedReg.BCLK = memrb(0x8C);
	
	pCir->chip.lg->ModeReg.CONTROL = pCir->chip.lg->SavedReg.CONTROL = memrw(0x402);
}

Exemplo n.º 2

Arquivo: lg_i2c.c Projeto: freedesktop-unofficial-mirror/xorg__driver__xf86-video-cirrus

static void
LgI2CGetBits(I2CBusPtr b, int *clock, int *data)
{
	unsigned int regval, regno;
	CirPtr pCir = ((CirPtr)b->DriverPrivate.ptr);
	if (b == pCir->I2CPtr1)
		regno = 0x280;
	else if (b == pCir->I2CPtr2)
		regno = 0x282;
	else
		return;

	regval = memrw(regno);
	*clock = (regval & 0x8000) != 0;
	*data  = (regval & 0x0100) != 0;
	/* ErrorF("LgI2CGetBits: %d %d\n", *clock, *data); */
}