ulSignature      2842 drivers/gpu/drm/amd/include/atombios.h   ULONG                    ulSignature;      // HW info table signature string "$ATI"
ulSignature      2856 drivers/gpu/drm/amd/include/atombios.h   ULONG                    ulSignature;      // MM info table signature sting "$MMT"
ulSignature      7565 drivers/gpu/drm/amd/include/atombios.h   ULONG  ulSignature;
ulSignature      2402 drivers/gpu/drm/radeon/atombios.h   ULONG                    ulSignature;      // HW info table signature string "$ATI"
ulSignature      2415 drivers/gpu/drm/radeon/atombios.h   ULONG                    ulSignature;      // MM info table signature sting "$MMT"
ulSignature      6375 drivers/gpu/drm/radeon/atombios.h   ULONG  ulSignature;