| 1 | /* $Id: DevVGASavedState.h 102520 2023-12-07 12:06:26Z vboxsync $ */
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| 2 | /** @file
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| 3 | * DevVGA - Saved state versions.
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| 4 | *
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| 5 | * @remarks HGSMI needs this but doesn't want to deal with DevVGA.h, thus this
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| 6 | * dedicated header.
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| 7 | */
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| 8 |
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| 9 | /*
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| 10 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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| 11 | *
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| 12 | * This file is part of VirtualBox base platform packages, as
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| 13 | * available from https://www.virtualbox.org.
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| 14 | *
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| 15 | * This program is free software; you can redistribute it and/or
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| 16 | * modify it under the terms of the GNU General Public License
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| 17 | * as published by the Free Software Foundation, in version 3 of the
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| 18 | * License.
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| 19 | *
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| 20 | * This program is distributed in the hope that it will be useful, but
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| 21 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 23 | * General Public License for more details.
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| 24 | *
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| 25 | * You should have received a copy of the GNU General Public License
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| 26 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 27 | *
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| 28 | * SPDX-License-Identifier: GPL-3.0-only
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| 29 | */
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| 30 |
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| 31 | #ifndef VBOX_INCLUDED_SRC_Graphics_DevVGASavedState_h
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| 32 | #define VBOX_INCLUDED_SRC_Graphics_DevVGASavedState_h
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| 33 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 34 | # pragma once
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| 35 | #endif
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| 36 |
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| 37 | /** Creates an eyecatching marker in the VGA saved state ("<uSub>Marker\n"). */
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| 38 | #define VGA_SAVED_STATE_MAKE_MARKER(uSub) (UINT64_C(0x0a72656b72614d30) + (uint64_t)(uSub))
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| 39 |
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| 40 | /** Puts a marker. Status code is not checked. */
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| 41 | #define VGA_SAVED_STATE_PUT_MARKER(pSSM, uSub) \
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| 42 | do { pHlp->pfnSSMPutU64(pSSM, VGA_SAVED_STATE_MAKE_MARKER(uSub)); } while (0)
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| 43 |
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| 44 | /** Retrieves a VGA saved state marker and checks that it matches, if it
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| 45 | * doesn't assert/LogRel and return. */
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| 46 | #define VGA_SAVED_STATE_GET_MARKER_RETURN_ON_MISMATCH(pSSM, uVersion, uSub) \
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| 47 | do { \
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| 48 | if (uVersion >= VGA_SAVEDSTATE_VERSION_MARKERS) \
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| 49 | { \
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| 50 | uint64_t uMarker; \
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| 51 | int rcMarker = pHlp->pfnSSMGetU64(pSSM, &uMarker); \
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| 52 | AssertLogRelRCReturn(rcMarker, rcMarker); \
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| 53 | AssertLogRelMsgReturn(uMarker == VGA_SAVED_STATE_MAKE_MARKER(uSub), \
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| 54 | ("Bad VGA marker: expected %llx, got %llx\n", VGA_SAVED_STATE_MAKE_MARKER(uSub), uMarker), \
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| 55 | VERR_SSM_DATA_UNIT_FORMAT_CHANGED); \
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| 56 | } \
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| 57 | } while (0)
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| 58 |
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| 59 | #define VGA_SAVEDSTATE_VERSION 29
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| 60 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_VIDEO 29 /* Video decoding and processing (new COTables). */
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| 61 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_SVGA3 28 /* SVGA 3 interface. */
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| 62 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_REG_CAP2 27 /* SVGA_REG_CAP2. */
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| 63 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_DX_SFLAGS 26 /* SVGA3dSurfaceAllFlags. */
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| 64 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_DX_CMDBUF 25 /* Command buffers capability is not tied to VGPU10 setting. */
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| 65 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_DX 24 /* VGPU10. */
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| 66 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_MIPLEVELS 23 /* Surface struct with number of miplevels. */
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| 67 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_CURSOR 22 /* Legacy cursor registers. */
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| 68 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_SCREENS 21 /* Screen objects. */
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| 69 | #define VGA_SAVEDSTATE_VERSION_VMSVGA 20 /* Multiple updates and fixes for VMSVGA saved state. */
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| 70 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_TEX_STAGES 19
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| 71 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_GMR_COUNT 18
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| 72 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_VGA_FB_FIX 17
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| 73 | #define VGA_SAVEDSTATE_VERSION_MARKERS 16
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| 74 | #define VGA_SAVEDSTATE_VERSION_MODE_HINTS 15
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| 75 | #define VGA_SAVEDSTATE_VERSION_FIXED_PENDVHWA 14
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| 76 | #define VGA_SAVEDSTATE_VERSION_3D 13
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| 77 | #define VGA_SAVEDSTATE_VERSION_HGSMIMA 12 /* HGSMI memory allocator. */
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| 78 | #define VGA_SAVEDSTATE_VERSION_VMSVGA_2D 10 /* <- internal build with 2d state only */
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| 79 | #define VGA_SAVEDSTATE_VERSION_WITH_PENDVHWA 10
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| 80 | #define VGA_SAVEDSTATE_VERSION_INV_GCMDFIFO 8 /* <- states upto and including this version may contain invalid completed Guest Commands fifo entries */
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| 81 | #define VGA_SAVEDSTATE_VERSION_INV_VHEIGHT 8 /* <- states upto and including this version may contain invalid vbe_regs[VBE_DISPI_INDEX_VIRT_HEIGHT] value */
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| 82 | #define VGA_SAVEDSTATE_VERSION_WDDM 7
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| 83 | #define VGA_SAVEDSTATE_VERSION_PRE_WDDM 6
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| 84 | #define VGA_SAVEDSTATE_VERSION_HOST_HEAP 5
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| 85 | #define VGA_SAVEDSTATE_VERSION_WITH_CONFIG 4
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| 86 | #define VGA_SAVEDSTATE_VERSION_HGSMI 3
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| 87 | #define VGA_SAVEDSTATE_VERSION_PRE_HGSMI 2
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| 88 | #define VGA_SAVEDSTATE_VERSION_ANCIENT 1
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| 89 |
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| 90 | #endif /* !VBOX_INCLUDED_SRC_Graphics_DevVGASavedState_h */
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| 91 |
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