Changeset 442 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Initialization

Timestamp:

Aug 21, 2012, 5:17:11 PM (12 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• ATA ID validation now compares heads to correct maximum number of heads.
• Added XTCF 8-bit mode transfer functions.

File:

• trunk/XTIDE_Universal_BIOS/Src/Initialization/AtaID.asm (modified) (2 diffs)

trunk/XTIDE_Universal_BIOS/Src/Initialization/AtaID.asm

@@ -45 +45 @@
 
     add     bx, BYTE ATA1.wHeadCnt - ATA1.wCylCnt
-    mov     cl, MAX_VALID_PCHS_HEADS
+    mov     cx, MAX_VALID_PCHS_HEADS
     call    .CompareCHorSfromOffsetBXtoMaxValueInCX
 
@@ -96 +96 @@
     jbe     SHORT .ValidPCHorSinOffsetBX
 .InvalidPCHorSinOffsetBX:
-    add     sp, 2           ; Clear return address for this function
+    add     sp, BYTE 2      ; Clear return address for this function
 .FailedToVerifyAtaID:
     stc                     ; Set carry to indicate invalid ATA-ID