Changeset 158 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Inc/IdeRegisters.inc

Timestamp:

May 2, 2011, 9:41:51 AM (13 years ago)

Author:

aitotat

google:author:

aitotat

Message:

Changes to XTIDE Universal BIOS:

• Optimized few bytes.

File:

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

trunk/XTIDE_Universal_BIOS/Inc/IdeRegisters.inc

@@ -19 +19 @@
 STATUS_REGISTER_in              EQU     7       ; Read only
 COMMAND_REGISTER_out            EQU     7       ; Write only
-XTIDE_DATA_HIGH_REGISTER        EQU     8       ; Non-standard (actually first Control Block reg)
+;XTIDE_DATA_HIGH_REGISTER       EQU     8       ; Non-standard (actually first Control Block reg)
 
 ; IDE Register offsets from Control Block base port
@@ -58 +58 @@
 ; Bit definitions for IDE Device Control Register
 ; Bit 0 must be zero, unlisted bits are reserved.
-FLG_DEVCONTROL_HOB      EQU     (1<<7)  ; High Order Byte (ATA6+)
+;FLG_DEVCONTROL_HOB     EQU     (1<<7)  ; High Order Byte (ATA6+)
 ;FLG_DEVCONTROL_O8H     EQU     (1<<3)  ; Drive has more than 8 heads (pre-ATA only, 1 on ATA1, reserved on ATA2+)
 FLG_DEVCONTROL_SRST     EQU     (1<<2)  ; Software Reset