1 files changed, 88 insertions, 0 deletions
diff --git a/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-TestSendCmdWithU32.asm b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-TestSendCmdWithU32.asm
new file mode 100644
index 00000000..4062c1dc
--- /dev/null
+++ b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-TestSendCmdWithU32.asm
@@ -0,0 +1,88 @@
+; $Id: bs3-cmn-TestSendCmdWithU32.asm $
+;; @file
+; BS3Kit - bs3TestSendCmdWithU32.
+;
+
+;
+; Copyright (C) 2007-2023 Oracle and/or its affiliates.
+;
+; This file is part of VirtualBox base platform packages, as
+; available from https://www.virtualbox.org.
+;
+; This program is free software; you can redistribute it and/or
+; modify it under the terms of the GNU General Public License
+; as published by the Free Software Foundation, in version 3 of the
+; License.
+;
+; This program is distributed in the hope that it will be useful, but
+; WITHOUT ANY WARRANTY; without even the implied warranty of
+; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+; General Public License for more details.
+;
+; You should have received a copy of the GNU General Public License
+; along with this program; if not, see <https://www.gnu.org/licenses>.
+;
+; The contents of this file may alternatively be used under the terms
+; of the Common Development and Distribution License Version 1.0
+; (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+; in the VirtualBox distribution, in which case the provisions of the
+; CDDL are applicable instead of those of the GPL.
+;
+; You may elect to license modified versions of this file under the
+; terms and conditions of either the GPL or the CDDL or both.
+;
+; SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+;
+
+%include "bs3kit-template-header.mac"
+%include "VBox/VMMDevTesting.mac"
+
+BS3_EXTERN_DATA16 g_fbBs3VMMDevTesting
+TMPL_BEGIN_TEXT
+
+;;
+; @cproto   BS3_DECL(void) bs3TestSendCmdWithU32_c16(uint32_t uCmd, uint32_t uValue);
+;
+BS3_PROC_BEGIN_CMN bs3TestSendCmdWithU32, BS3_PBC_HYBRID
+        BS3_CALL_CONV_PROLOG 2
+        push    xBP
+        mov     xBP, xSP
+        push    xAX
+        push    xDX
+        push    xSI
+
+        cmp     byte [BS3_DATA16_WRT(g_fbBs3VMMDevTesting)], 0
+        je      .no_vmmdev
+
+        ; The command (uCmd) -
+        mov     dx, VMMDEV_TESTING_IOPORT_CMD
+%if TMPL_BITS == 16
+        mov     ax, [xBP + xCB + cbCurRetAddr] ; We ignore the top bits in 16-bit mode.
+        out     dx, ax
+%else
+        mov     eax, [xBP + xCB*2]
+        out     dx, eax
+%endif
+
+
+        ; The value (uValue).
+        mov     dx, VMMDEV_TESTING_IOPORT_DATA
+%if TMPL_BITS == 16
+        mov     ax, [xBP + xCB + cbCurRetAddr + sCB]
+        out     dx, ax
+        mov     ax, [xBP + xCB + cbCurRetAddr + sCB + 2]
+        out     dx, ax
+%else
+        mov     eax, [xBP + xCB*2 + sCB]
+        out     dx, eax
+%endif
+
+.no_vmmdev:
+        pop     xSI
+        pop     xDX
+        pop     xAX
+        pop     xBP
+        BS3_CALL_CONV_EPILOG 2
+        BS3_HYBRID_RET
+BS3_PROC_END_CMN   bs3TestSendCmdWithU32
+