[mirror_edk2.git] / OvmfPkg / QemuVideoDxe / Initialize.c

/** @file\r
  Graphics Output Protocol functions for the QEMU video controller.\r
\r
  Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>\r
\r
  This program and the accompanying materials\r
  are licensed and made available under the terms and conditions of the BSD License\r
  which accompanies this distribution. The full text of the license may be found at\r
  http://opensource.org/licenses/bsd-license.php\r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
#include "Qemu.h"\r
\r
\r
///\r
/// Generic Attribute Controller Register Settings\r
///\r
UINT8  AttributeController[21] = {\r
  0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,\r
  0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,\r
  0x41, 0x00, 0x0F, 0x00, 0x00\r
};\r
\r
///\r
/// Generic Graphics Controller Register Settings\r
///\r
UINT8 GraphicsController[9] = {\r
  0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF\r
};\r
\r
//\r
// 640 x 480 x 256 color @ 60 Hertz\r
//\r
UINT8 Crtc_640_480_256_60[28] = {\r
  0x5d, 0x4f, 0x50, 0x82, 0x53, 0x9f, 0x00, 0x3e,\r
  0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
  0xe1, 0x83, 0xdf, 0x50, 0x00, 0xe7, 0x04, 0xe3,\r
  0xff, 0x00, 0x00, 0x22\r
};\r
\r
UINT8 Crtc_640_480_32bpp_60[28] = {\r
  0x5d, 0x4f, 0x50, 0x82, 0x53, 0x9f, 0x00, 0x3e,\r
  0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
  0xe1, 0x83, 0xdf, 0x40, 0x00, 0xe7, 0x04, 0xe3,\r
  0xff, 0x00, 0x00, 0x32\r
};\r
\r
UINT16 Seq_640_480_256_60[15] = {\r
  0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1107, 0x0008, 0x4a0b,\r
  0x5b0c, 0x450d, 0x7e0e, 0x2b1b, 0x2f1c, 0x301d, 0x331e\r
};\r
\r
UINT16 Seq_640_480_32bpp_60[15] = {\r
  0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1907, 0x0008, 0x4a0b,\r
  0x5b0c, 0x450d, 0x7e0e, 0x2b1b, 0x2f1c, 0x301d, 0x331e\r
};\r
\r
//\r
// 800 x 600 x 256 color @ 60 Hertz\r
//\r
UINT8 Crtc_800_600_256_60[28] = {\r
  0x7F, 0x63, 0x64, 0x80, 0x6B, 0x1B, 0x72, 0xF0,\r
  0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
  0x58, 0x8C, 0x57, 0x64, 0x00, 0x5F, 0x91, 0xE3,\r
  0xFF, 0x00, 0x00, 0x22\r
};\r
\r
UINT8 Crtc_800_600_32bpp_60[28] = {\r
  0x7F, 0x63, 0x64, 0x80, 0x6B, 0x1B, 0x72, 0xF0,\r
  0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
  0x58, 0x8C, 0x57, 0x90, 0x00, 0x5F, 0x91, 0xE3,\r
  0xFF, 0x00, 0x00, 0x32\r
};\r
\r
UINT16 Seq_800_600_256_60[15] = {\r
  0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1107, 0x0008, 0x4a0b,\r
  0x5b0c, 0x450d, 0x510e, 0x2b1b, 0x2f1c, 0x301d, 0x3a1e\r
};\r
\r
UINT16 Seq_800_600_32bpp_60[15] = {\r
  0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1907, 0x0008, 0x4a0b,\r
  0x5b0c, 0x450d, 0x510e, 0x2b1b, 0x2f1c, 0x301d, 0x3a1e\r
};\r
\r
UINT8 Crtc_960_720_32bpp_60[28] = {\r
  0xA3, 0x77, 0x80, 0x86, 0x85, 0x96, 0x24, 0xFD,\r
  0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
  0x02, 0x88, 0xCF, 0xe0, 0x00, 0x00, 0x64, 0xE3,\r
  0xFF, 0x4A, 0x00, 0x32\r
};\r
\r
UINT16 Seq_960_720_32bpp_60[15] = {\r
  0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1907, 0x0008, 0x4a0b,\r
  0x5b0c, 0x450d, 0x760e, 0x2b1b, 0x2f1c, 0x301d, 0x341e\r
};\r
\r
//\r
// 1024 x 768 x 256 color @ 60 Hertz\r
//\r
UINT8 Crtc_1024_768_256_60[28] = {\r
  0xA3, 0x7F, 0x80, 0x86, 0x85, 0x96, 0x24, 0xFD,\r
  0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
  0x02, 0x88, 0xFF, 0x80, 0x00, 0x00, 0x24, 0xE3,\r
  0xFF, 0x4A, 0x00, 0x22\r
};\r
\r
UINT16 Seq_1024_768_256_60[15] = {\r
  0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1107, 0x0008, 0x4a0b,\r
  0x5b0c, 0x450d, 0x760e, 0x2b1b, 0x2f1c, 0x301d, 0x341e\r
};\r
\r
//\r
// 1024 x 768 x 24-bit color @ 60 Hertz\r
//\r
UINT8 Crtc_1024_768_24bpp_60[28] = {\r
  0xA3, 0x7F, 0x80, 0x86, 0x85, 0x96, 0x24, 0xFD,\r
  0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
  0x02, 0x88, 0xFF, 0x80, 0x00, 0x00, 0x24, 0xE3,\r
  0xFF, 0x4A, 0x00, 0x32\r
};\r
\r
UINT16 Seq_1024_768_24bpp_60[15] = {\r
  0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1507, 0x0008, 0x4a0b,\r
  0x5b0c, 0x450d, 0x760e, 0x2b1b, 0x2f1c, 0x301d, 0x341e\r
};\r
\r
UINT8 Crtc_1024_768_32bpp_60[28] = {\r
  0xA3, 0x7F, 0x80, 0x86, 0x85, 0x96, 0x24, 0xFD,\r
  0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
  0x02, 0x88, 0xFF, 0xe0, 0x00, 0x00, 0x64, 0xE3,\r
  0xFF, 0x4A, 0x00, 0x32\r
};\r
\r
UINT16 Seq_1024_768_32bpp_60[15] = {\r
  0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1907, 0x0008, 0x4a0b,\r
  0x5b0c, 0x450d, 0x760e, 0x2b1b, 0x2f1c, 0x301d, 0x341e\r
};\r
\r
///\r
/// Table of supported video modes\r
///\r
QEMU_VIDEO_CIRRUS_MODES  QemuVideoCirrusModes[] = {\r
//  {  640, 480, 8, 60, Crtc_640_480_256_60,  Seq_640_480_256_60,  0xe3 },\r
//  {  800, 600, 8, 60, Crtc_800_600_256_60,  Seq_800_600_256_60,  0xef },\r
  {  640, 480, 32, 60, Crtc_640_480_32bpp_60,  Seq_640_480_32bpp_60,  0xef },\r
  {  800, 600, 32, 60, Crtc_800_600_32bpp_60,  Seq_800_600_32bpp_60,  0xef },\r
//  { 1024, 768, 8, 60, Crtc_1024_768_256_60, Seq_1024_768_256_60, 0xef }\r
  { 1024, 768, 24, 60, Crtc_1024_768_24bpp_60, Seq_1024_768_24bpp_60, 0xef }\r
//  { 1024, 768, 32, 60, Crtc_1024_768_32bpp_60, Seq_1024_768_32bpp_60, 0xef }\r
//  { 960, 720, 32, 60, Crtc_960_720_32bpp_60, Seq_1024_768_32bpp_60, 0xef }\r
};\r
\r
#define QEMU_VIDEO_CIRRUS_MODE_COUNT \\r
  (sizeof (QemuVideoCirrusModes) / sizeof (QemuVideoCirrusModes[0]))\r
\r
/**\r
  Construct the valid video modes for QemuVideo.\r
\r
**/\r
EFI_STATUS\r
QemuVideoCirrusModeSetup (\r
  QEMU_VIDEO_PRIVATE_DATA  *Private\r
  )\r
{\r
  UINT32                                 Index;\r
  QEMU_VIDEO_MODE_DATA                   *ModeData;\r
  QEMU_VIDEO_CIRRUS_MODES                *VideoMode;\r
\r
  //\r
  // Setup Video Modes\r
  //\r
  Private->ModeData = AllocatePool (\r
                        sizeof (Private->ModeData[0]) * QEMU_VIDEO_CIRRUS_MODE_COUNT\r
                        );\r
  if (Private->ModeData == NULL) {\r
    return EFI_OUT_OF_RESOURCES;\r
  }\r
  ModeData = Private->ModeData;\r
  VideoMode = &QemuVideoCirrusModes[0];\r
  for (Index = 0; Index < QEMU_VIDEO_CIRRUS_MODE_COUNT; Index ++) {\r
    ModeData->InternalModeIndex = Index;\r
    ModeData->HorizontalResolution          = VideoMode->Width;\r
    ModeData->VerticalResolution            = VideoMode->Height;\r
    ModeData->ColorDepth                    = VideoMode->ColorDepth;\r
    ModeData->RefreshRate                   = VideoMode->RefreshRate;\r
    DEBUG ((EFI_D_INFO,\r
      "Adding Mode %d as Cirrus Internal Mode %d: %dx%d, %d-bit, %d Hz\n",\r
      (INT32) (ModeData - Private->ModeData),\r
      ModeData->InternalModeIndex,\r
      ModeData->HorizontalResolution,\r
      ModeData->VerticalResolution,\r
      ModeData->ColorDepth,\r
      ModeData->RefreshRate\r
      ));\r
\r
    ModeData ++ ;\r
    VideoMode ++;\r
  }\r
  Private->MaxMode = ModeData - Private->ModeData;\r
\r
  return EFI_SUCCESS;\r
}\r
\r
///\r
/// Table of supported video modes\r
///\r
QEMU_VIDEO_BOCHS_MODES  QemuVideoBochsModes[] = {\r
  {  640, 480, 32 },\r
  {  800, 600, 32 },\r
  { 1024, 768, 24 },\r
};\r
\r
#define QEMU_VIDEO_BOCHS_MODE_COUNT \\r
  (sizeof (QemuVideoBochsModes) / sizeof (QemuVideoBochsModes[0]))\r
\r
EFI_STATUS\r
QemuVideoBochsModeSetup (\r
  QEMU_VIDEO_PRIVATE_DATA  *Private\r
  )\r
{\r
  UINT32                                 AvailableFbSize;\r
  UINT32                                 Index;\r
  QEMU_VIDEO_MODE_DATA                   *ModeData;\r
  QEMU_VIDEO_BOCHS_MODES                 *VideoMode;\r
\r
  //\r
  // fetch available framebuffer size\r
  //\r
  AvailableFbSize  = BochsRead (Private, VBE_DISPI_INDEX_VIDEO_MEMORY_64K);\r
  AvailableFbSize *= SIZE_64KB;\r
  DEBUG ((EFI_D_VERBOSE, "%a: AvailableFbSize=0x%x\n", __FUNCTION__,\r
    AvailableFbSize));\r
\r
  //\r
  // Setup Video Modes\r
  //\r
  Private->ModeData = AllocatePool (\r
                        sizeof (Private->ModeData[0]) * QEMU_VIDEO_BOCHS_MODE_COUNT\r
                        );\r
  if (Private->ModeData == NULL) {\r
    return EFI_OUT_OF_RESOURCES;\r
  }\r
  ModeData = Private->ModeData;\r
  VideoMode = &QemuVideoBochsModes[0];\r
  for (Index = 0; Index < QEMU_VIDEO_BOCHS_MODE_COUNT; Index ++) {\r
    UINTN RequiredFbSize;\r
\r
    ASSERT (VideoMode->ColorDepth % 8 == 0);\r
    RequiredFbSize = (UINTN) VideoMode->Width * VideoMode->Height *\r
                     (VideoMode->ColorDepth / 8);\r
    if (RequiredFbSize <= AvailableFbSize) {\r
      ModeData->InternalModeIndex    = Index;\r
      ModeData->HorizontalResolution = VideoMode->Width;\r
      ModeData->VerticalResolution   = VideoMode->Height;\r
      ModeData->ColorDepth           = VideoMode->ColorDepth;\r
      ModeData->RefreshRate          = 60;\r
      DEBUG ((EFI_D_INFO,\r
        "Adding Mode %d as Bochs Internal Mode %d: %dx%d, %d-bit, %d Hz\n",\r
        (INT32) (ModeData - Private->ModeData),\r
        ModeData->InternalModeIndex,\r
        ModeData->HorizontalResolution,\r
        ModeData->VerticalResolution,\r
        ModeData->ColorDepth,\r
        ModeData->RefreshRate\r
        ));\r
\r
      ModeData ++ ;\r
    }\r
    VideoMode ++;\r
  }\r
  Private->MaxMode = ModeData - Private->ModeData;\r
\r
  return EFI_SUCCESS;\r
}\r
\r
Commit	Line	Data
eaf4f336	1	/** @file\r
	2	Graphics Output Protocol functions for the QEMU video controller.\r
	3	\r
	4	Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>\r
	5	\r
	6	This program and the accompanying materials\r
	7	are licensed and made available under the terms and conditions of the BSD License\r
	8	which accompanies this distribution. The full text of the license may be found at\r
	9	http://opensource.org/licenses/bsd-license.php\r
	10	\r
	11	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	12	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	13	\r
	14	**/\r
	15	\r
	16	#include "Qemu.h"\r
	17	\r
	18	\r
	19	///\r
	20	/// Generic Attribute Controller Register Settings\r
	21	///\r
	22	UINT8 AttributeController[21] = {\r
	23	0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,\r
	24	0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,\r
	25	0x41, 0x00, 0x0F, 0x00, 0x00\r
	26	};\r
	27	\r
	28	///\r
	29	/// Generic Graphics Controller Register Settings\r
	30	///\r
	31	UINT8 GraphicsController[9] = {\r
	32	0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF\r
	33	};\r
	34	\r
	35	//\r
	36	// 640 x 480 x 256 color @ 60 Hertz\r
	37	//\r
	38	UINT8 Crtc_640_480_256_60[28] = {\r
	39	0x5d, 0x4f, 0x50, 0x82, 0x53, 0x9f, 0x00, 0x3e,\r
	40	0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
	41	0xe1, 0x83, 0xdf, 0x50, 0x00, 0xe7, 0x04, 0xe3,\r
	42	0xff, 0x00, 0x00, 0x22\r
	43	};\r
	44	\r
	45	UINT8 Crtc_640_480_32bpp_60[28] = {\r
	46	0x5d, 0x4f, 0x50, 0x82, 0x53, 0x9f, 0x00, 0x3e,\r
	47	0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
	48	0xe1, 0x83, 0xdf, 0x40, 0x00, 0xe7, 0x04, 0xe3,\r
	49	0xff, 0x00, 0x00, 0x32\r
	50	};\r
	51	\r
	52	UINT16 Seq_640_480_256_60[15] = {\r
	53	0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1107, 0x0008, 0x4a0b,\r
	54	0x5b0c, 0x450d, 0x7e0e, 0x2b1b, 0x2f1c, 0x301d, 0x331e\r
	55	};\r
	56	\r
	57	UINT16 Seq_640_480_32bpp_60[15] = {\r
	58	0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1907, 0x0008, 0x4a0b,\r
	59	0x5b0c, 0x450d, 0x7e0e, 0x2b1b, 0x2f1c, 0x301d, 0x331e\r
	60	};\r
	61	\r
	62	//\r
	63	// 800 x 600 x 256 color @ 60 Hertz\r
	64	//\r
65	UINT8 Crtc_800_600_256_60[28] = {\r
66	0x7F, 0x63, 0x64, 0x80, 0x6B, 0x1B, 0x72, 0xF0,\r
67	0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
68	0x58, 0x8C, 0x57, 0x64, 0x00, 0x5F, 0x91, 0xE3,\r
69	0xFF, 0x00, 0x00, 0x22\r
70	};\r
71	\r
72	UINT8 Crtc_800_600_32bpp_60[28] = {\r
73	0x7F, 0x63, 0x64, 0x80, 0x6B, 0x1B, 0x72, 0xF0,\r
74	0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
75	0x58, 0x8C, 0x57, 0x90, 0x00, 0x5F, 0x91, 0xE3,\r
76	0xFF, 0x00, 0x00, 0x32\r
77	};\r
78	\r
79	UINT16 Seq_800_600_256_60[15] = {\r
80	0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1107, 0x0008, 0x4a0b,\r
81	0x5b0c, 0x450d, 0x510e, 0x2b1b, 0x2f1c, 0x301d, 0x3a1e\r
82	};\r
83	\r
84	UINT16 Seq_800_600_32bpp_60[15] = {\r
85	0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1907, 0x0008, 0x4a0b,\r
86	0x5b0c, 0x450d, 0x510e, 0x2b1b, 0x2f1c, 0x301d, 0x3a1e\r
87	};\r
88	\r
89	UINT8 Crtc_960_720_32bpp_60[28] = {\r
90	0xA3, 0x77, 0x80, 0x86, 0x85, 0x96, 0x24, 0xFD,\r
91	0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
92	0x02, 0x88, 0xCF, 0xe0, 0x00, 0x00, 0x64, 0xE3,\r
93	0xFF, 0x4A, 0x00, 0x32\r
94	};\r
95	\r
96	UINT16 Seq_960_720_32bpp_60[15] = {\r
97	0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1907, 0x0008, 0x4a0b,\r
98	0x5b0c, 0x450d, 0x760e, 0x2b1b, 0x2f1c, 0x301d, 0x341e\r
99	};\r
100	\r
101	//\r
102	// 1024 x 768 x 256 color @ 60 Hertz\r
103	//\r
104	UINT8 Crtc_1024_768_256_60[28] = {\r
105	0xA3, 0x7F, 0x80, 0x86, 0x85, 0x96, 0x24, 0xFD,\r
106	0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
107	0x02, 0x88, 0xFF, 0x80, 0x00, 0x00, 0x24, 0xE3,\r
108	0xFF, 0x4A, 0x00, 0x22\r
109	};\r
110	\r
111	UINT16 Seq_1024_768_256_60[15] = {\r
112	0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1107, 0x0008, 0x4a0b,\r
113	0x5b0c, 0x450d, 0x760e, 0x2b1b, 0x2f1c, 0x301d, 0x341e\r
114	};\r
115	\r
116	//\r
117	// 1024 x 768 x 24-bit color @ 60 Hertz\r
118	//\r
119	UINT8 Crtc_1024_768_24bpp_60[28] = {\r
120	0xA3, 0x7F, 0x80, 0x86, 0x85, 0x96, 0x24, 0xFD,\r
121	0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
122	0x02, 0x88, 0xFF, 0x80, 0x00, 0x00, 0x24, 0xE3,\r
123	0xFF, 0x4A, 0x00, 0x32\r
124	};\r
125	\r
126	UINT16 Seq_1024_768_24bpp_60[15] = {\r
127	0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1507, 0x0008, 0x4a0b,\r
128	0x5b0c, 0x450d, 0x760e, 0x2b1b, 0x2f1c, 0x301d, 0x341e\r
129	};\r
130	\r
131	UINT8 Crtc_1024_768_32bpp_60[28] = {\r
132	0xA3, 0x7F, 0x80, 0x86, 0x85, 0x96, 0x24, 0xFD,\r
133	0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\r
134	0x02, 0x88, 0xFF, 0xe0, 0x00, 0x00, 0x64, 0xE3,\r
135	0xFF, 0x4A, 0x00, 0x32\r
136	};\r
137	\r
138	UINT16 Seq_1024_768_32bpp_60[15] = {\r
139	0x0100, 0x0101, 0x0f02, 0x0003, 0x0e04, 0x1907, 0x0008, 0x4a0b,\r
140	0x5b0c, 0x450d, 0x760e, 0x2b1b, 0x2f1c, 0x301d, 0x341e\r
141	};\r
142	\r
143	///\r
144	/// Table of supported video modes\r
145	///\r
212aac55	146	QEMU_VIDEO_CIRRUS_MODES QemuVideoCirrusModes[] = {\r
eaf4f336	147	// { 640, 480, 8, 60, Crtc_640_480_256_60, Seq_640_480_256_60, 0xe3 },\r
	148	// { 800, 600, 8, 60, Crtc_800_600_256_60, Seq_800_600_256_60, 0xef },\r
	149	{ 640, 480, 32, 60, Crtc_640_480_32bpp_60, Seq_640_480_32bpp_60, 0xef },\r
	150	{ 800, 600, 32, 60, Crtc_800_600_32bpp_60, Seq_800_600_32bpp_60, 0xef },\r
	151	// { 1024, 768, 8, 60, Crtc_1024_768_256_60, Seq_1024_768_256_60, 0xef }\r
	152	{ 1024, 768, 24, 60, Crtc_1024_768_24bpp_60, Seq_1024_768_24bpp_60, 0xef }\r
	153	// { 1024, 768, 32, 60, Crtc_1024_768_32bpp_60, Seq_1024_768_32bpp_60, 0xef }\r
	154	// { 960, 720, 32, 60, Crtc_960_720_32bpp_60, Seq_1024_768_32bpp_60, 0xef }\r
	155	};\r
	156	\r
212aac55	157	#define QEMU_VIDEO_CIRRUS_MODE_COUNT \\r
212aac55	158	(sizeof (QemuVideoCirrusModes) / sizeof (QemuVideoCirrusModes[0]))\r
eaf4f336	159	\r
	160	/**\r
	161	Construct the valid video modes for QemuVideo.\r
	162	\r
	163	**/\r
	164	EFI_STATUS\r
212aac55	165	QemuVideoCirrusModeSetup (\r
eaf4f336	166	QEMU_VIDEO_PRIVATE_DATA *Private\r
	167	)\r
	168	{\r
	169	UINT32 Index;\r
	170	QEMU_VIDEO_MODE_DATA *ModeData;\r
212aac55	171	QEMU_VIDEO_CIRRUS_MODES *VideoMode;\r
eaf4f336	172	\r
	173	//\r
	174	// Setup Video Modes\r
	175	//\r
	176	Private->ModeData = AllocatePool (\r
212aac55	177	sizeof (Private->ModeData[0]) * QEMU_VIDEO_CIRRUS_MODE_COUNT\r
eaf4f336	178	);\r
d89186bc LE	179	if (Private->ModeData == NULL) {\r
	180	return EFI_OUT_OF_RESOURCES;\r
	181	}\r
eaf4f336	182	ModeData = Private->ModeData;\r
212aac55	183	VideoMode = &QemuVideoCirrusModes[0];\r
212aac55	184	for (Index = 0; Index < QEMU_VIDEO_CIRRUS_MODE_COUNT; Index ++) {\r
cd152610	185	ModeData->InternalModeIndex = Index;\r
eaf4f336	186	ModeData->HorizontalResolution = VideoMode->Width;\r
	187	ModeData->VerticalResolution = VideoMode->Height;\r
	188	ModeData->ColorDepth = VideoMode->ColorDepth;\r
	189	ModeData->RefreshRate = VideoMode->RefreshRate;\r
	190	DEBUG ((EFI_D_INFO,\r
cd152610 LE	191	"Adding Mode %d as Cirrus Internal Mode %d: %dx%d, %d-bit, %d Hz\n",\r
	192	(INT32) (ModeData - Private->ModeData),\r
	193	ModeData->InternalModeIndex,\r
eaf4f336	194	ModeData->HorizontalResolution,\r
	195	ModeData->VerticalResolution,\r
	196	ModeData->ColorDepth,\r
	197	ModeData->RefreshRate\r
	198	));\r
	199	\r
	200	ModeData ++ ;\r
	201	VideoMode ++;\r
	202	}\r
ec88061e	203	Private->MaxMode = ModeData - Private->ModeData;\r
eaf4f336	204	\r
	205	return EFI_SUCCESS;\r
	206	}\r
	207	\r
54f9b9ac	208	///\r
	209	/// Table of supported video modes\r
	210	///\r
	211	QEMU_VIDEO_BOCHS_MODES QemuVideoBochsModes[] = {\r
	212	{ 640, 480, 32 },\r
	213	{ 800, 600, 32 },\r
	214	{ 1024, 768, 24 },\r
	215	};\r
	216	\r
	217	#define QEMU_VIDEO_BOCHS_MODE_COUNT \\r
	218	(sizeof (QemuVideoBochsModes) / sizeof (QemuVideoBochsModes[0]))\r
	219	\r
	220	EFI_STATUS\r
	221	QemuVideoBochsModeSetup (\r
	222	QEMU_VIDEO_PRIVATE_DATA *Private\r
	223	)\r
	224	{\r
ec88061e	225	UINT32 AvailableFbSize;\r
54f9b9ac	226	UINT32 Index;\r
	227	QEMU_VIDEO_MODE_DATA *ModeData;\r
	228	QEMU_VIDEO_BOCHS_MODES *VideoMode;\r
	229	\r
ec88061e LE	230	//\r
	231	// fetch available framebuffer size\r
	232	//\r
	233	AvailableFbSize = BochsRead (Private, VBE_DISPI_INDEX_VIDEO_MEMORY_64K);\r
	234	AvailableFbSize *= SIZE_64KB;\r
	235	DEBUG ((EFI_D_VERBOSE, "%a: AvailableFbSize=0x%x\n", __FUNCTION__,\r
	236	AvailableFbSize));\r
	237	\r
54f9b9ac	238	//\r
	239	// Setup Video Modes\r
	240	//\r
	241	Private->ModeData = AllocatePool (\r
	242	sizeof (Private->ModeData[0]) * QEMU_VIDEO_BOCHS_MODE_COUNT\r
	243	);\r
d89186bc LE	244	if (Private->ModeData == NULL) {\r
	245	return EFI_OUT_OF_RESOURCES;\r
	246	}\r
54f9b9ac	247	ModeData = Private->ModeData;\r
	248	VideoMode = &QemuVideoBochsModes[0];\r
	249	for (Index = 0; Index < QEMU_VIDEO_BOCHS_MODE_COUNT; Index ++) {\r
ec88061e LE	250	UINTN RequiredFbSize;\r
	251	\r
	252	ASSERT (VideoMode->ColorDepth % 8 == 0);\r
	253	RequiredFbSize = (UINTN) VideoMode->Width * VideoMode->Height *\r
	254	(VideoMode->ColorDepth / 8);\r
	255	if (RequiredFbSize <= AvailableFbSize) {\r
	256	ModeData->InternalModeIndex = Index;\r
	257	ModeData->HorizontalResolution = VideoMode->Width;\r
	258	ModeData->VerticalResolution = VideoMode->Height;\r
	259	ModeData->ColorDepth = VideoMode->ColorDepth;\r
	260	ModeData->RefreshRate = 60;\r
	261	DEBUG ((EFI_D_INFO,\r
	262	"Adding Mode %d as Bochs Internal Mode %d: %dx%d, %d-bit, %d Hz\n",\r
	263	(INT32) (ModeData - Private->ModeData),\r
	264	ModeData->InternalModeIndex,\r
	265	ModeData->HorizontalResolution,\r
	266	ModeData->VerticalResolution,\r
	267	ModeData->ColorDepth,\r
	268	ModeData->RefreshRate\r
	269	));\r
	270	\r
	271	ModeData ++ ;\r
	272	}\r
54f9b9ac	273	VideoMode ++;\r
54f9b9ac	274	}\r
ec88061e	275	Private->MaxMode = ModeData - Private->ModeData;\r
54f9b9ac	276	\r
	277	return EFI_SUCCESS;\r
	278	}\r
	279	\r