Changeset 593 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS_Configurator_v2/Src/Main.asm

Timestamp:

Jun 30, 2018, 8:27:04 AM (6 years ago)

Author:

aitotat

Message:

Flashing now works again.
Hack to get Windows 95 to work properly (MODULE_WIN95_CMOS_HACK included for 386 builds by default).
Edited makefile to produce large 386 build.
Fixed recovery time for QDI Vision VLB-IDE controllers.
No more warnings with Nasm 2.13.xx and later.
File dialog now properly restores default drive when file selection is cancelled.

File:

• trunk/XTIDE_Universal_BIOS_Configurator_v2/Src/Main.asm (modified) (3 diffs)

trunk/XTIDE_Universal_BIOS_Configurator_v2/Src/Main.asm

@@ -85 +85 @@
     ret
 .DosVersionIsOK:
+    mov     [bDosVersionMajor], al                  ; bDosVersionMajor must be initialized by the application (library code depends on it)
+    cmp     al, 5
+    jb      SHORT .DoNotInstallInt2FhHandler
+    ; Since we are installing our Int2Fh handler we must also hook interrupt 23h to ensure a clean exit on ctrl-c/ctrl-break
+    call    HookInterrupt23h
+    call    HookInterrupt2Fh
+.DoNotInstallInt2FhHandler:
 
     mov     ax, SCREEN_BACKGROUND_CHARACTER_AND_ATTRIBUTE
@@ -93 +100 @@
     mov     ax, DOS_BACKGROUND_CHARACTER_AND_ATTRIBUTE
     call    InitializeScreenWithBackgroundCharAndAttrInAX
+
+    call    UnhookInterrupt2Fh
 
     ; Exit to DOS
@@ -156 +165 @@
 ; Section containing uninitialized data
 SECTION .bss
+
+bDosVersionMajor:   resb    1
+