SEQADDR1
| (ahc_inb(ahc, SEQADDR1) << 8));
| (ahc_inb(ahc, SEQADDR1) << 8);
ahc_outb(ahc, SEQADDR1, 0);
(ahc_inb(ahc, SEQADDR1) << 8));
ahc_outb(ahc, SEQADDR1, 0);
ahc_outb(ahc, SEQADDR1, 0);
ahc_inb(ahc, SEQADDR0) | (ahc_inb(ahc, SEQADDR1) << 8));
ahc_inb(ahc, SEQADDR0) | (ahc_inb(ahc, SEQADDR1) << 8));