Changeset 444 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Inc

Timestamp:

Aug 28, 2012, 4:05:55 PM (12 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• Added XT-CF transfer functions for 80188/80186 and later.
• XT-CF drive detection timeouts are now the same as for other controllers.

Location:

trunk/XTIDE_Universal_BIOS/Inc

Files:

• DeviceIDE.inc (modified) (1 diff)
• RamVars.inc (modified) (3 diffs)

trunk/XTIDE_Universal_BIOS/Inc/DeviceIDE.inc

@@ -27 +27 @@
 ; Polling timeout delays (system timer ticks, 1 tick = 54.9 ms)
 TIMEOUT_DRQ             EQU     255         ;   14 s (some CF cards occasionally have long write delays)
-TIMEOUT_IDENTIFY_DEVICE EQU     (500/55)    ;  500 ms
+TIMEOUT_SELECT_DRIVE_DURING_DRIVE_DETECTION EQU (500/55)    ;  500 ms
 TIMEOUT_MOTOR_STARTUP   EQU     (10000/55)  ;   10 s
 TIMEOUT_MAXIMUM         EQU     255         ; We would actually want 31 seconds here but I don't think there are so slow drives

trunk/XTIDE_Universal_BIOS/Inc/RamVars.inc

@@ -37 +37 @@
     .wNewStackOffset    resb    2
 %endif
+    .wDrvDetectSignature:           ; Signature when BIOS is in drive detection mode
     .fpOldI13h          resb    4   ; Far pointer to old INT 13h handler
-    .wSignature         resb    2   ; Sign for finding stolen 1 kiB
+    .wSignature         resb    2   ; Sign for finding stolen 1...64 kiB
     .bTimeoutTicksLeft  resb    1
     .bLastTimeoutUpdate resb    1
@@ -53 +54 @@
 %endif
 endstruc
+
+; Note!!! .wDrvDetectSignature and .wSignature are intentionally in different locations.
+RAMVARS_RAM_SIGNATURE           EQU "Xu"    ; RAMVARS signature for .wSignature
+RAMVARS_DRV_DETECT_SIGNATURE    EQU 5A5Ah   ; Signature when BIOS is in drive detection mode
+
 
 
@@ -83 +89 @@
 %endif
 
-RAMVARS_SIGNATURE       EQU "Xu"    ; RAMVARS signature for .wSignature
+
 
 ;