Changeset 550 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Inc/CustomDPT.inc

Timestamp:

Apr 27, 2013, 5:30:50 PM (11 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• CREATE_COMPATIBLE_DPT is now MODULE_COMPATIBLE_TABLES.
• DPTs pointed by INT 41h and INT 46h are now swapped when swapping drives 81h and 80h.
• Block mode commands are no longer used when block size is set to 1 with AH=24h.

File:

• trunk/XTIDE_Universal_BIOS/Inc/CustomDPT.inc (modified) (2 diffs)

trunk/XTIDE_Universal_BIOS/Inc/CustomDPT.inc

@@ -40 +40 @@
     .bPchsHeads             resb    1   ; (1...16)
     .bPchsSectorsPerTrack   resb    1   ; (1...63)
+%ifdef MODULE_COMPATIBLE_TABLES OR MODULE_EBIOS
+    .wPchsCylinders         resb    2
+%endif
 
-    ; LBA and remaining P-CHS variables
+    ; Total LBA sector count
 %ifdef MODULE_EBIOS
-    .wPchsCylinders         resb    2
     .twLbaSectors           resb    6   ; 48-bit sector count for LBA addressing
 %endif
@@ -64 +66 @@
 
     ; Bit definitions for DPT.bFlagsHigh
-    FLGH_DPT_BLOCK_MODE_SUPPORTED       EQU (1<<1)  ; Bit 1, Use block transfer commands (must be bit 1!)
+    FLGH_DPT_USE_BLOCK_MODE_COMMANDS    EQU (1<<1)  ; Bit 1, Use block transfer commands (must be bit 1!)
 %ifdef MODULE_SERIAL
     FLGH_DPT_SERIAL_DEVICE              EQU (1<<2)  ; Bit 2, Serial Port Device