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Examples
xgpu.h
Go to the documentation of this file.
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/*
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* PROJECT: Original Xbox onboard hardware
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* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
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* PURPOSE: nVidia NV2A (XGPU) header file
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* COPYRIGHT: Copyright 2020 Stanislav Motylkov (x86corez@gmail.com)
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*/
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#ifndef _XGPU_H_
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#define _XGPU_H_
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#pragma once
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/*
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* Registers and definitions
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*/
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#define NV2A_VIDEO_MEMORY_SIZE (4 * 1024 * 1024)
/* FIXME: obtain fb size from firmware somehow (Cromwell reserves high 4 MB of RAM) */
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#define NV2A_FB_OFFSET 0x100000
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#define NV2A_FB_CFG0 (0x200 + NV2A_FB_OFFSET)
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#define NV2A_CRTC_OFFSET 0x600000
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#define NV2A_CRTC_FRAMEBUFFER_START (0x800 + NV2A_CRTC_OFFSET)
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#define NV2A_CRTC_REGISTER_INDEX (0x13D4 + NV2A_CRTC_OFFSET)
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#define NV2A_CRTC_REGISTER_VALUE (0x13D5 + NV2A_CRTC_OFFSET)
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#define NV2A_RAMDAC_OFFSET 0x680000
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#define NV2A_RAMDAC_FP_HVALID_END (0x838 + NV2A_RAMDAC_OFFSET)
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#define NV2A_RAMDAC_FP_VVALID_END (0x818 + NV2A_RAMDAC_OFFSET)
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#endif
/* _XGPU_H_ */
sdk
include
reactos
drivers
xbox
xgpu.h
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