From 00e54c13c7c9030c4d5f7151467f2d85a3730e29 Mon Sep 17 00:00:00 2001 From: Arthur Hanson Rasmusson Date: Sun, 13 Sep 2026 18:36:21 -0400 Subject: Initial commit: Open-IOV vGPU-IO complete stack - Firmware decompilation: GSP 570.144W (28.5MB ELF, RV64IMAC), 132 decompiled C files - Kernel modules: nvidia.ko (34MB, OpenRM), open-iov-vfio.ko (2.8MB, VFIO mdev), gsp-vgpu.ko (1.8MB, guest driver) - Userspace: libiov.so/libvgpu.so (76KB), example_vgpu (28KB), rpc_emulator.c - PCI config space emulation (256B with PM, MSI, MSI-X, PCIe caps) - 12 RPC types fully mapped from firmware decompilation - BAR trap, WPR, scheduling, notification, migration emulation - Helper scripts: load_vgpu_stack, create_mdev, launch_qemu_vgpu, test_vgpu_stack, setup_guest_driver, unload_vgpu_stack - Architecture documentation - Wiki: 10 technical documents - Git LFS for large binaries (.ko, .bin, .iso, .img, .o, ghidra repos) - nvidia-open-gpu-kernel-modules as submodule --- .../sdks/nv570/inc/ctrl/ctrl208f/ctrl208fdma.h | 92 ++++++++++++++++++++++ 1 file changed, 92 insertions(+) create mode 100644 userspace/sdks/nv570/inc/ctrl/ctrl208f/ctrl208fdma.h (limited to 'userspace/sdks/nv570/inc/ctrl/ctrl208f/ctrl208fdma.h') diff --git a/userspace/sdks/nv570/inc/ctrl/ctrl208f/ctrl208fdma.h b/userspace/sdks/nv570/inc/ctrl/ctrl208f/ctrl208fdma.h new file mode 100644 index 0000000..be4d8e4 --- /dev/null +++ b/userspace/sdks/nv570/inc/ctrl/ctrl208f/ctrl208fdma.h @@ -0,0 +1,92 @@ +/* + * SPDX-FileCopyrightText: Copyright (c) 2013-2014 NVIDIA CORPORATION & AFFILIATES. All rights reserved. + * SPDX-License-Identifier: MIT + * + * 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. + */ + +#pragma once + +#include + +// +// This file was generated with FINN, an NVIDIA coding tool. +// Source file: ctrl/ctrl208f/ctrl208fdma.finn +// + +#include "ctrl/ctrl208f/ctrl208fbase.h" + +/* + * NV208F_CTRL_CMD_DMA_IS_SUPPORTED_SPARSE_VIRTUAL + * + * This command checks whether or not "sparse" virtual address ranges are + * supported for a given chip. This API is intended for debug-use only. + * + * bIsSupported + * Whether or not "sparse" virtual address ranges are supported. + */ +#define NV208F_CTRL_CMD_DMA_IS_SUPPORTED_SPARSE_VIRTUAL (0x208f1401) /* finn: Evaluated from "(FINN_NV20_SUBDEVICE_DIAG_DMA_INTERFACE_ID << 8) | NV208F_CTRL_DMA_IS_SUPPORTED_SPARSE_VIRTUAL_PARAMS_MESSAGE_ID" */ + +#define NV208F_CTRL_DMA_IS_SUPPORTED_SPARSE_VIRTUAL_PARAMS_MESSAGE_ID (0x1U) + +typedef struct NV208F_CTRL_DMA_IS_SUPPORTED_SPARSE_VIRTUAL_PARAMS { + NvBool bIsSupported; +} NV208F_CTRL_DMA_IS_SUPPORTED_SPARSE_VIRTUAL_PARAMS; + +/* + * NV208F_CTRL_CMD_DMA_GET_VAS_BLOCK_DETAILS + * + * This command retrieves various details of the virtual address space block + * allocated from the virtual address space heap for the given virtual address. + * + * virtualAddress + * Virtual address to get information about. + * + * beginAddress + * Start address of the corresponding virtual address space block. + * + * endAddress + * End address (inclusive) of the corresponding virtual address space + * block. + * + * alignedAddress + * Aligned address of the corresponding virtual address space block. + * + * pageSize + * Page size of the virtual address space block. + * + * hVASpace + * Handle to an allocated VA space. If 0, it is assumed that the device's + * VA space should be used. + */ +#define NV208F_CTRL_CMD_DMA_GET_VAS_BLOCK_DETAILS (0x208f1402) /* finn: Evaluated from "(FINN_NV20_SUBDEVICE_DIAG_DMA_INTERFACE_ID << 8) | NV208F_CTRL_DMA_GET_VAS_BLOCK_DETAILS_PARAMS_MESSAGE_ID" */ + +#define NV208F_CTRL_DMA_GET_VAS_BLOCK_DETAILS_PARAMS_MESSAGE_ID (0x2U) + +typedef struct NV208F_CTRL_DMA_GET_VAS_BLOCK_DETAILS_PARAMS { + NV_DECLARE_ALIGNED(NvU64 virtualAddress, 8); + NV_DECLARE_ALIGNED(NvU64 beginAddress, 8); + NV_DECLARE_ALIGNED(NvU64 endAddress, 8); + NV_DECLARE_ALIGNED(NvU64 alignedAddress, 8); + NvU32 pageSize; + NvHandle hVASpace; +} NV208F_CTRL_DMA_GET_VAS_BLOCK_DETAILS_PARAMS; + +/* _ctrl208fdma_h_ */ + -- cgit v1.2.3