AHD_ANNEXCOL_AMPLITUDE 3366 dev/ic/aic79xx.c 	ahd_outb(ahd, ANNEXCOL, AHD_ANNEXCOL_AMPLITUDE);
AHD_ANNEXCOL_AMPLITUDE 1321 dev/ic/aic79xx.h     (AHD_ANNEXCOL_AMPLITUDE - AHD_ANNEXCOL_PER_DEV0)