| 1 | /** @file
|
|---|
| 2 | * VBox Host Guest Shared Memory Interface (HGSMI) - buffer management.
|
|---|
| 3 | */
|
|---|
| 4 |
|
|---|
| 5 | /*
|
|---|
| 6 | * Copyright (C) 2006-2017 Oracle Corporation
|
|---|
| 7 | *
|
|---|
| 8 | * This file is part of VirtualBox Open Source Edition (OSE), as
|
|---|
| 9 | * available from http://www.virtualbox.org. This file is free software;
|
|---|
| 10 | * you can redistribute it and/or modify it under the terms of the GNU
|
|---|
| 11 | * General Public License (GPL) as published by the Free Software
|
|---|
| 12 | * Foundation, in version 2 as it comes in the "COPYING" file of the
|
|---|
| 13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
|
|---|
| 14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
|
|---|
| 15 | *
|
|---|
| 16 | * The contents of this file may alternatively be used under the terms
|
|---|
| 17 | * of the Common Development and Distribution License Version 1.0
|
|---|
| 18 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
|
|---|
| 19 | * VirtualBox OSE distribution, in which case the provisions of the
|
|---|
| 20 | * CDDL are applicable instead of those of the GPL.
|
|---|
| 21 | *
|
|---|
| 22 | * You may elect to license modified versions of this file under the
|
|---|
| 23 | * terms and conditions of either the GPL or the CDDL or both.
|
|---|
| 24 | */
|
|---|
| 25 |
|
|---|
| 26 |
|
|---|
| 27 | #ifndef ___VBox_Graphics_HGSMIBase_h___
|
|---|
| 28 | #define ___VBox_Graphics_HGSMIBase_h___
|
|---|
| 29 |
|
|---|
| 30 | #include "HGSMI.h"
|
|---|
| 31 | #include "HGSMIContext.h"
|
|---|
| 32 | #include "VBoxVideoIPRT.h"
|
|---|
| 33 |
|
|---|
| 34 | RT_C_DECLS_BEGIN
|
|---|
| 35 |
|
|---|
| 36 | /** @name Base HGSMI Buffer APIs
|
|---|
| 37 | * @{ */
|
|---|
| 38 |
|
|---|
| 39 | /** Acknowlege an IRQ. */
|
|---|
| 40 | DECLINLINE(void) VBoxHGSMIClearIrq(PHGSMIHOSTCOMMANDCONTEXT pCtx)
|
|---|
| 41 | {
|
|---|
| 42 | VBVO_PORT_WRITE_U32(pCtx->port, HGSMIOFFSET_VOID);
|
|---|
| 43 | }
|
|---|
| 44 |
|
|---|
| 45 | DECLHIDDEN(void *) VBoxHGSMIBufferAlloc(PHGSMIGUESTCOMMANDCONTEXT pCtx,
|
|---|
| 46 | HGSMISIZE cbData,
|
|---|
| 47 | uint8_t u8Ch,
|
|---|
| 48 | uint16_t u16Op);
|
|---|
| 49 | DECLHIDDEN(void) VBoxHGSMIBufferFree(PHGSMIGUESTCOMMANDCONTEXT pCtx,
|
|---|
| 50 | void *pvBuffer);
|
|---|
| 51 | DECLHIDDEN(int) VBoxHGSMIBufferSubmit(PHGSMIGUESTCOMMANDCONTEXT pCtx,
|
|---|
| 52 | void *pvBuffer);
|
|---|
| 53 | /** @} */
|
|---|
| 54 |
|
|---|
| 55 | RT_C_DECLS_END
|
|---|
| 56 |
|
|---|
| 57 | #endif
|
|---|
