98 #define SIBYTE_HDR_FMASK(chip, pass)					\  argument
99     (SIBYTE_HDR_FMASK_ ## chip ## _ ## pass)
121 #define SIBYTE_HDR_FMASK_BEFORE(chip, pass)				\  argument
122     ((SIBYTE_HDR_FMASK(chip, pass) - 1) & SIBYTE_HDR_FMASK_ALLREVS(chip))
125 #define SIBYTE_HDR_FMASK_AFTER(chip, pass)				\  argument
126     (~(SIBYTE_HDR_FMASK(chip, pass)					\
127      | (SIBYTE_HDR_FMASK(chip, pass) - 1)) & SIBYTE_HDR_FMASK_ALLREVS(chip))
141 #define SIBYTE_HDR_FEATURE(chip, pass)					\  argument
142     (!! ((SIBYTE_HDR_FMASK(chip, pass)					\
143 	  | SIBYTE_HDR_FMASK_AFTER(chip, pass)) & SIBYTE_HDR_FEATURES))
146 #define SIBYTE_HDR_FEATURE_EXACT(chip, pass)				\  argument
147     (!! (SIBYTE_HDR_FMASK(chip, pass) & SIBYTE_HDR_FEATURES))
150 #define SIBYTE_HDR_FEATURE_UP_TO(chip, pass)				\  argument
151     (!! ((SIBYTE_HDR_FMASK(chip, pass)					\
152 	 | SIBYTE_HDR_FMASK_BEFORE(chip, pass)) & SIBYTE_HDR_FEATURES))