Changeset 158 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h/AH3h_HWrite.asm

Timestamp:

May 2, 2011, 9:41:51 AM (14 years ago)

Author:

Tomi Tilli

google:author:

aitotat

Message:

Changes to XTIDE Universal BIOS:

• Optimized few bytes.

File:

• trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h/AH3h_HWrite.asm (modified) (1 diff)

trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h/AH3h_HWrite.asm

@@ -27 +27 @@
 ALIGN JUMP_ALIGN
 AH3h_HandlerForWriteDiskSectors:
-    call    AH2h_ExitInt13hIfSectorCountInIntpackIsZero
+    cmp     BYTE [bp+IDEPACK.intpack+INTPACK.al], 0
+    je      SHORT AH2h_ExitInt13hSinceSectorCountInIntpackIsZero
+
     mov     ah, COMMAND_WRITE_SECTORS   ; Load sector mode command
-    test    WORD [di+DPT.wFlags], FLG_DPT_BLOCK_MODE_SUPPORTED
+    test    BYTE [di+DPT.bFlagsHigh], FLGH_DPT_BLOCK_MODE_SUPPORTED
     eCMOVNZ ah, COMMAND_WRITE_MULTIPLE  ; Load block mode command
     mov     bx, TIMEOUT_AND_STATUS_TO_WAIT(TIMEOUT_DRQ, FLG_STATUS_DRQ)