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

Timestamp:

May 3, 2012, 12:56:04 PM (12 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/JrIdeTransfer.asm (modified) (1 diff)

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

@@ -20 +20 @@
 ; Structure containing variables for PIO transfer functions.
 ; This struct must not be larger than IDEPACK without INTPACK.
-struc MEMPIOVARS
-    .wSectorsInBlock        resb    2   ; 0, Block size in sectors
-    .bSectorsLeft           resb    1   ; 2, Sectors left to transfer
-    .bSectorsDone           resb    1   ; 3, Number of sectors xferred
-                            resb    3   ; 4, 5, 6
+struc MEMPIOVARS    ; Must not be larger than 9 bytes! See IDEPACK in RamVars.inc.
+    .wSectorsInBlock        resb    2   ; 0-1, Block size in sectors
+    .fpDPT                  resb    4   ; 2-5, Far pointer to DPT
+    .bSectorsLeft           resb    1   ; 6, Sectors left to transfer
                             resb    1   ; 7, IDEPACK.bDeviceControl
-    .fpDPT                  resb    4   ; 8, Far pointer to DPT
+    .bSectorsDone           resb    1   ; 8, Number of sectors xferred
 endstruc