SWF1              723 drivers/gpu/drm/gma500/psb_intel_reg.h #define SWF1			0x71414
SWF1             6311 drivers/gpu/drm/i915/i915_reg.h #define SWF1(i)	_MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x71410 + (i) * 4)
SWF1              441 drivers/video/fbdev/intelfb/intelfbhw.h #define SWF1			0x71414