Lines Matching refs:al
102 movb %dh,%al # blocks to
206 inb $0x64,%al # Get status
207 testb $0x2,%al # Busy?
209 movb $0xd1,%al # Command: Write
210 outb %al,$0x64 # output port
211 seta20.2: inb $0x64,%al # Get status
212 testb $0x2,%al # Busy?
214 movb $0xdf,%al # Enable
215 outb %al,$0x60 # A20
251 testb %al,%al # End of string?
314 xchgb %al,%ah # Set up cylinder
315 rorb $0x2,%al # number
316 orb %ch,%al # Merge
320 subb %ah,%al # Sectors this track
322 cmpb %ah,%al # To read
325 movb %ah,%al # track
327 movb $1,%al # one sector
348 sub %al,0x2(%bp) # block count