I810_PGETBL_CTL
intel_private.registers+I810_PGETBL_CTL);
writel(0, intel_private.registers+I810_PGETBL_CTL);
pgetbl_ctl = readl(intel_private.registers+I810_PGETBL_CTL);
writel(pgetbl_ctl, intel_private.registers+I810_PGETBL_CTL);
pgetbl_ctl = readl(intel_private.registers+I810_PGETBL_CTL);
readl(intel_private.registers+I810_PGETBL_CTL)
reg = intel_private.registers+I810_PGETBL_CTL;