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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:17:27 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:17:27 +0000 |
commit | f215e02bf85f68d3a6106c2a1f4f7f063f819064 (patch) | |
tree | 6bb5b92c046312c4e95ac2620b10ddf482d3fa8b /include/VBox/Graphics/HGSMIBase.h | |
parent | Initial commit. (diff) | |
download | virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.tar.xz virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.zip |
Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | include/VBox/Graphics/HGSMIBase.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/include/VBox/Graphics/HGSMIBase.h b/include/VBox/Graphics/HGSMIBase.h new file mode 100644 index 00000000..a406532e --- /dev/null +++ b/include/VBox/Graphics/HGSMIBase.h @@ -0,0 +1,60 @@ +/* $Id: HGSMIBase.h $ */ +/** @file + * VBox Host Guest Shared Memory Interface (HGSMI) - buffer management. + */ + +/* + * Copyright (C) 2006-2023 Oracle and/or its affiliates. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef VBOX_INCLUDED_Graphics_HGSMIBase_h +#define VBOX_INCLUDED_Graphics_HGSMIBase_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include "HGSMI.h" +#include "HGSMIContext.h" +#include "VBoxVideoIPRT.h" + +RT_C_DECLS_BEGIN + +/** @name Base HGSMI Buffer APIs + * @{ */ + +/** Acknowlege an IRQ. */ +DECLINLINE(void) VBoxHGSMIClearIrq(PHGSMIHOSTCOMMANDCONTEXT pCtx) +{ + VBVO_PORT_WRITE_U32(pCtx->port, HGSMIOFFSET_VOID); +} + +DECLHIDDEN(void RT_UNTRUSTED_VOLATILE_HOST *) VBoxHGSMIBufferAlloc(PHGSMIGUESTCOMMANDCONTEXT pCtx, HGSMISIZE cbData, + uint8_t u8Ch, uint16_t u16Op); +DECLHIDDEN(void) VBoxHGSMIBufferFree(PHGSMIGUESTCOMMANDCONTEXT pCtx, void RT_UNTRUSTED_VOLATILE_HOST *pvBuffer); +DECLHIDDEN(int) VBoxHGSMIBufferSubmit(PHGSMIGUESTCOMMANDCONTEXT pCtx, void RT_UNTRUSTED_VOLATILE_HOST *pvBuffer); +/** @} */ + +RT_C_DECLS_END + +#endif /* !VBOX_INCLUDED_Graphics_HGSMIBase_h */ |