diff options
Diffstat (limited to 'board/MAI/bios_emulator/scitech/src/pm/win32/_pmwin32.asm')
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/win32/_pmwin32.asm | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/board/MAI/bios_emulator/scitech/src/pm/win32/_pmwin32.asm b/board/MAI/bios_emulator/scitech/src/pm/win32/_pmwin32.asm deleted file mode 100644 index 7c242b5724..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/win32/_pmwin32.asm +++ /dev/null @@ -1,78 +0,0 @@ -;**************************************************************************** -;* -;* SciTech OS Portability Manager Library -;* -;* ======================================================================== -;* -;* The contents of this file are subject to the SciTech MGL Public -;* License Version 1.0 (the "License"); you may not use this file -;* except in compliance with the License. You may obtain a copy of -;* the License at http://www.scitechsoft.com/mgl-license.txt -;* -;* Software distributed under the License is distributed on an -;* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -;* implied. See the License for the specific language governing -;* rights and limitations under the License. -;* -;* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -;* -;* The Initial Developer of the Original Code is SciTech Software, Inc. -;* All Rights Reserved. -;* -;* ======================================================================== -;* -;* Language: 80386 Assembler, TASM 4.0 or NASM -;* Environment: Win32 -;* -;* Description: Low level assembly support for the PM library specific -;* to Windows. -;* -;**************************************************************************** - - IDEAL - -include "scitech.mac" ; Memory model macros - -header _pmwin32 ; Set up memory model - -begdataseg _pmwin32 - - cglobal _PM_ioentry - cglobal _PM_gdt -_PM_ioentry dd 0 ; Offset to call gate -_PM_gdt dw 0 ; Selector to call gate - -enddataseg _pmwin32 - -begcodeseg _pmwin32 ; Start of code segment - -;---------------------------------------------------------------------------- -; int PM_setIOPL(int iopl) -;---------------------------------------------------------------------------- -; Change the IOPL level for the 32-bit task. Returns the previous level -; so it can be restored for the task correctly. -;---------------------------------------------------------------------------- -cprocstart _PM_setIOPLViaCallGate - - ARG iopl:UINT - - enter_c - pushfd ; Save the old EFLAGS for later - mov ecx,[iopl] ; ECX := IOPL level - xor ebx,ebx ; Change IOPL level function code -ifdef USE_NASM - call far dword [_PM_ioentry] -else - call [FWORD _PM_ioentry] -endif - pop eax - and eax,0011000000000000b - shr eax,12 - leave_c - ret - -cprocend - -endcodeseg _pmwin32 - - END ; End of module |
