Lines Matching refs:dx
64 # dx = Start Cluster of Efivar.bin
71 # 1000:dx = DirectoryEntry of Efivar.bin -> BS.com has filled already
74 testw %dx, %dx
85 movw %dx, %di
141 # dx = CachedFatSectorNumber
148 movw $0xfff, %dx # CachedFatSectorNumber = 0xfff
161 … cmpw %dx, %ax # Compare FatSectorNumber to CachedFatSectorNumber
169 movw %ax, %dx # CachedFatSectorNumber = FatSectorNumber
229 incw %dx # dx = (StartLBA % MaxSector) + 1
232 subw %dx, %bx # bx = MaxSector - Sector
252 xorw %dx, %dx # dx = 0
254 # dx = ax % (MaxHead + 1) = Head