| 1 | ; $Id: bs3-cmn-TestSendStrCmd.asm 58675 2015-11-12 15:47:57Z vboxsync $
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| 2 | ;; @file
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| 3 | ; BS3Kit - bs3TestSendStrCmd.
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| 4 | ;
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| 5 |
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| 6 | ;
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| 7 | ; Copyright (C) 2007-2015 Oracle Corporation
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| 8 | ;
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| 9 | ; This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | ; available from http://www.virtualbox.org. This file is free software;
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| 11 | ; you can redistribute it and/or modify it under the terms of the GNU
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| 12 | ; General Public License (GPL) as published by the Free Software
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| 13 | ; Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | ; VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | ; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | ;
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| 17 | ; The contents of this file may alternatively be used under the terms
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| 18 | ; of the Common Development and Distribution License Version 1.0
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| 19 | ; (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | ; VirtualBox OSE distribution, in which case the provisions of the
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| 21 | ; CDDL are applicable instead of those of the GPL.
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| 22 | ;
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| 23 | ; You may elect to license modified versions of this file under the
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| 24 | ; terms and conditions of either the GPL or the CDDL or both.
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| 25 | ;
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| 26 |
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| 27 | %include "bs3kit-template-header.mac"
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| 28 | %include "VBox/VMMDevTesting.mac"
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| 29 |
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| 30 | BS3_EXTERN_DATA16 g_fbBs3VMMDevTesting
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| 31 | TMPL_BEGIN_TEXT
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| 32 |
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| 33 | ;;
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| 34 | ; @cproto BS3_DECL(void) bs3TestSendStrCmd_c16(uint32_t uCmd, const char BS3_FAR *pszString);
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| 35 | ;
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| 36 | BS3_PROC_BEGIN_CMN bs3TestSendStrCmd
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| 37 | BS3_CALL_CONV_PROLOG 2
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| 38 | push xBP
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| 39 | mov xBP, xSP
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| 40 | push xAX
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| 41 | push xDX
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| 42 | push xSI
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| 43 | BS3_ONLY_16BIT_STMT push ds
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| 44 |
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| 45 | cmp byte [g_fbBs3VMMDevTesting], 0
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| 46 | je .no_vmmdev
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| 47 |
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| 48 | ; The command (uCmd).
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| 49 | mov dx, VMMDEV_TESTING_IOPORT_CMD
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| 50 | mov eax, [xBP + xCB]
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| 51 | out dx, eax
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| 52 |
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| 53 | ; The string.
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| 54 | mov dx, VMMDEV_TESTING_IOPORT_DATA
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| 55 | %ifdef TMPL_16BIT
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| 56 | lds si, [xBP + xCB + sCB]
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| 57 | %else
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| 58 | mov xSI, [xBP + xCB + sCB]
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| 59 | %endif
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| 60 | .next_char:
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| 61 | lodsb
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| 62 | out dx, al
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| 63 | test al, al
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| 64 | jnz .next_char
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| 65 |
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| 66 | .no_vmmdev:
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| 67 | BS3_ONLY_16BIT_STMT pop ds
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| 68 | pop xSI
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| 69 | pop xDX
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| 70 | pop xAX
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| 71 | leave
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| 72 | BS3_CALL_CONV_EPILOG 2
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| 73 | ret
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| 74 | BS3_PROC_END_CMN bs3TestSendStrCmd
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| 75 |
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