Changeset 414 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Device/IDE/IdeTransfer.asm

Timestamp:

May 3, 2012, 12:56:04 PM (13 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• MEMPIOVARS no longer overflow when not building MODULE_EBIOS.

File:

• trunk/XTIDE_Universal_BIOS/Src/Device/IDE/IdeTransfer.asm (modified) (1 diff)

trunk/XTIDE_Universal_BIOS/Src/Device/IDE/IdeTransfer.asm

@@ -20 +20 @@
 ; Structure containing variables for PIO transfer functions.
 ; This struct must not be larger than IDEPACK without INTPACK.
-struc PIOVARS
-    .wDataPort              resb    2   ; 0, IDE Data Port
-    .fnXfer                 resb    2   ; 2, Offset to transfer function
-    .wSectorsInBlock        resb    2   ; 4, Block size in sectors
+struc PIOVARS   ; Must not be larger than 9 bytes! See IDEPACK in RamVars.inc.
+    .wDataPort              resb    2   ; 0-1, IDE Data Port
+    .fnXfer                 resb    2   ; 2-3, Offset to transfer function
+    .wSectorsInBlock        resb    2   ; 4-5, Block size in sectors
     .bSectorsLeft           resb    1   ; 6, Sectors left to transfer
                             resb    1   ; 7, IDEPACK.bDeviceControl