CRTC_PITCH         48 include/video/aty128.h #define CRTC_PITCH				0x022c
CRTC_PITCH         46 include/video/mach64.h #define CRTC_PITCH		0x0016
CRTC_PITCH        166 include/video/radeon.h #define CRTC_PITCH                             0x022C