Changeset 599 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Handlers

Timestamp:

Jul 14, 2018, 1:21:16 PM (6 years ago)

Author:

Tomi Tilli

Message:

Hotkey bar is now updated and drawn from system timer tick handler 1Ch. This gives much more responsive key input and makes possible to implement some simple detection animation to show that system has not frozen.

File:

• trunk/XTIDE_Universal_BIOS/Src/Handlers/Int19h.asm (modified) (3 diffs)

trunk/XTIDE_Universal_BIOS/Src/Handlers/Int19h.asm

@@ -95 +95 @@
     ; Last hard drive might have scrolled Hotkey Bar out of screen.
     ; We want to display it during wait.
-    call    HotkeyBar_UpdateDuringDriveDetection
+    ;call   HotkeyBar_UpdateDuringDriveDetection
 
 .WaitUntilTimeToCloseHotkeyBar:
@@ -102 +102 @@
     cmp     ax, MIN_TIME_TO_DISPLAY_HOTKEY_BAR
     jb      SHORT .WaitUntilTimeToCloseHotkeyBar
+
+    ; Restore system timer tick handler since hotkeys are no longer needed
+    cli
+    mov     ax, [es:BOOTVARS.hotkeyVars+HOTKEYVARS.fpPrevTimerHandler]
+    mov     [es:SYSTEM_TIMER_TICK*4], ax
+    mov     ax, [es:BOOTVARS.hotkeyVars+HOTKEYVARS.fpPrevTimerHandler+2]
+    mov     [es:SYSTEM_TIMER_TICK*4+2], ax
+    sti
 %endif
     ; Fall to .ResetAllDrives
@@ -146 +154 @@
 SelectDriveToBootFrom:      ; Function starts here
 %ifdef MODULE_HOTKEYS
-    call    HotkeyBar_UpdateDuringDriveDetection
     mov     al, [es:BOOTVARS.hotkeyVars+HOTKEYVARS.bScancode]
     cmp     al, ROM_BOOT_HOTKEY_SCANCODE