| 1 | ; $Id: RTR0AssertPanicSystem-r0drv-os2.asm 77120 2019-02-01 15:08:46Z vboxsync $
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| 2 | ;; @file
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| 3 | ; IPRT - RTR0AssertPanicSystem, Ring-0 Driver, OS/2.
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| 4 | ;
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| 5 |
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| 6 | ;
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| 7 | ; Contributed by knut st. osmundsen.
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| 8 | ;
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| 9 | ; Copyright (C) 2007-2019 Oracle Corporation
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| 10 | ;
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| 11 | ; This file is part of VirtualBox Open Source Edition (OSE), as
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| 12 | ; available from http://www.virtualbox.org. This file is free software;
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| 13 | ; you can redistribute it and/or modify it under the terms of the GNU
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| 14 | ; General Public License (GPL) as published by the Free Software
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| 15 | ; Foundation, in version 2 as it comes in the "COPYING" file of the
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| 16 | ; VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 17 | ; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 18 | ;
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| 19 | ; The contents of this file may alternatively be used under the terms
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| 20 | ; of the Common Development and Distribution License Version 1.0
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| 21 | ; (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 22 | ; VirtualBox OSE distribution, in which case the provisions of the
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| 23 | ; CDDL are applicable instead of those of the GPL.
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| 24 | ;
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| 25 | ; You may elect to license modified versions of this file under the
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| 26 | ; terms and conditions of either the GPL or the CDDL or both.
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| 27 | ;
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| 28 | ; --------------------------------------------------------------------
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| 29 | ;
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| 30 | ; This code is based on:
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| 31 | ;
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| 32 | ; Copyright (c) 1999-2007 knut st. osmundsen <[email protected]>
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| 33 | ;
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| 34 | ; Permission is hereby granted, free of charge, to any person
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| 35 | ; obtaining a copy of this software and associated documentation
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| 36 | ; files (the "Software"), to deal in the Software without
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| 37 | ; restriction, including without limitation the rights to use,
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| 38 | ; copy, modify, merge, publish, distribute, sublicense, and/or sell
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| 39 | ; copies of the Software, and to permit persons to whom the
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| 40 | ; Software is furnished to do so, subject to the following
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| 41 | ; conditions:
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| 42 | ;
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| 43 | ; The above copyright notice and this permission notice shall be
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| 44 | ; included in all copies or substantial portions of the Software.
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| 45 | ;
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| 46 | ; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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| 47 | ; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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| 48 | ; OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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| 49 | ; NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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| 50 | ; HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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| 51 | ; WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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| 52 | ; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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| 53 | ; OTHER DEALINGS IN THE SOFTWARE.
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| 54 | ;
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| 55 |
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| 56 |
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| 57 | ;*******************************************************************************
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| 58 | ;* Header Files *
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| 59 | ;*******************************************************************************
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| 60 | %define RT_INCL_16BIT_SEGMENTS
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| 61 | %include "iprt/asmdefs.mac"
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| 62 |
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| 63 |
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| 64 | ;*******************************************************************************
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| 65 | ;* Defined Constants And Macros *
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| 66 | ;*******************************************************************************
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| 67 | %define DevHlp_InternalError 02bh
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| 68 |
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| 69 |
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| 70 | ;*******************************************************************************
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| 71 | ;* External Symbols *
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| 72 | ;*******************************************************************************
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| 73 | extern KernThunkStackTo16
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| 74 | extern KernThunkStackTo32
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| 75 | extern NAME(g_szRTAssertMsg)
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| 76 | extern NAME(g_cchRTAssertMsg)
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| 77 | extern NAME(g_fpfnDevHlp)
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| 78 |
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| 79 |
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| 80 | BEGINCODE
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| 81 |
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| 82 | BEGINPROC_EXPORTED RTR0AssertPanicSystem
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| 83 | push ebp
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| 84 | mov ebp, esp
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| 85 | push esi
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| 86 | push edi
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| 87 | push ds
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| 88 |
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| 89 | ;
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| 90 | ; Try detect debug kernel... later one day.
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| 91 | ;
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| 92 |
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| 93 |
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| 94 | ;
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| 95 | ; Raise an IPE.
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| 96 | ;
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| 97 | call KernThunkStackTo16
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| 98 | ;jmp far dword NAME(RTR0AssertPanicSystem_16) wrt CODE16
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| 99 | db 066h
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| 100 | db 0eah
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| 101 | dw NAME(RTR0AssertPanicSystem_16) wrt CODE16
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| 102 | dw CODE16
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| 103 | BEGINCODE16
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| 104 | GLOBALNAME RTR0AssertPanicSystem_16
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| 105 | ; mov ax, seg NAME(g_szRTAssertMsg) - makes wlink crash.
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| 106 | mov ax, DATA16
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| 107 | mov ds, ax
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| 108 | mov si, NAME(g_szRTAssertMsg)
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| 109 | mov di, [NAME(g_cchRTAssertMsg)]
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| 110 | mov dl, DevHlp_InternalError
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| 111 | call far [NAME(g_fpfnDevHlp)]
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| 112 |
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| 113 | ; Doesn't normally return, but in case it does...
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| 114 | ;jmp far dword NAME(RTR0AssertPanicSystem_32)
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| 115 | db 066h
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| 116 | db 0eah
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| 117 | dd NAME(RTR0AssertPanicSystem_32)
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| 118 | dw TEXT32 wrt FLAT
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| 119 | BEGINCODE32:
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| 120 | GLOBALNAME RTR0AssertPanicSystem_32
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| 121 | call KernThunkStackTo32
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| 122 | mov eax, 1
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| 123 | pop ds
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| 124 | pop edi
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| 125 | pop esi
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| 126 | leave
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| 127 | ret
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| 128 | ENDPROC RTR0AssertPanicSystem
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| 129 |
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