Changeset 173 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h/AH9h_HInit.asm

Timestamp:

Sep 18, 2011, 11:41:29 AM (13 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• L-CHS parameters are now generated differently for LBA enabled drives.
• Booting to EBIOS partitions now seems to work (at least on one drive).

File:

• trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h/AH9h_HInit.asm (modified) (1 diff)

trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h/AH9h_HInit.asm

@@ -94 +94 @@
 
     ; Initialize Logical Sectors per Track and Max Head number
-    mov     ah, [di+DPT.bPchsHeads]
+    mov     ah, [di+DPT.bHeads]
     dec     ah                          ; Max Head number
-    mov     dl, [di+DPT.bPchsSectors]   ; Sectors per Track
+    mov     dl, [di+DPT.bSectors]       ; Sectors per Track
     mov     al, COMMAND_INITIALIZE_DEVICE_PARAMETERS
     mov     bx, TIMEOUT_AND_STATUS_TO_WAIT(TIMEOUT_BSY, FLG_STATUS_BSY)