Difference between revisions of "GPU Software Bill Of Materials (SBOM)"
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| Line 20: | Line 20: | ||
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|CLI | |CLI | ||
| | |Allocates GPU resources for use with virtualization. Registers devices and mdev callbacks with the Mediated Core. | ||
|- | |- | ||
|Arc Compute | |Arc Compute | ||
| Line 28: | Line 28: | ||
|[https://docs.linux-gvm.org docs.linux-gvm.org] | |[https://docs.linux-gvm.org docs.linux-gvm.org] | ||
| | | | ||
| | |IOCTL, vRPC, pRPC | ||
| | |Schedules IO to and from the guest GPU driver, handles BAR-quirks (trap and emulate of some or all guest driver IO depending on availability of hardware virtualization assistance). | ||
|- | |- | ||
|Intel | |Intel | ||
| Line 39: | Line 39: | ||
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| | | | ||
| | |Intel's open source GPU driver for GuC-equipped graphics accelerators. | ||
|- | |- | ||
|Intel | |Intel | ||
| Line 67: | Line 67: | ||
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| | | | ||
| | |Nvidia's open source GPU driver for GSP-equipped graphics accelerators. | ||
|- | |- | ||
|Nvidia | |Nvidia | ||
| Line 75: | Line 75: | ||
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|2022.10.12 | |2022.10.12 | ||
| | |RPC | ||
| | |Embedded firmware based on LibOS containing the [https://open-iov.org/index.php/GPU_Driver_Internals#RM_Core RM Core]. | ||
|- | |- | ||
|Nvidia | |Nvidia | ||
| Line 86: | Line 86: | ||
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|FBIF (Frame Buffer Interface) / GMMU | |FBIF (Frame Buffer Interface) / GMMU | ||
| | |Embedded firmware which handles many aspects of the device including configuring the GPU's GMMU controller. | ||
|- | |- | ||
|Nvidia | |Nvidia | ||
| Line 96: | Line 96: | ||
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| | | | ||
| | |Configures the the nvidia-vgpu-mgr process. | ||
|- | |- | ||
|Nvidia | |Nvidia | ||
| Line 104: | Line 104: | ||
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|[https://open-iov.org/index.php/GPU_Driver_Internals#Guest_kernel_(nvidia.ko) vRPC] | |[https://open-iov.org/index.php/GPU_Driver_Internals#Guest_kernel_(nvidia.ko) vRPC] | ||
|[https://open-iov.org/index.php/GPU_Driver_Internals#vmiop vmiop] | |[https://open-iov.org/index.php/GPU_Driver_Internals#vmiop vmiop], IOCTL, vRPC, pRPC | ||
| | |Handles IO to and from guest RM, host RM, and hardware. | ||
|- | |- | ||
|Nvidia | |Nvidia | ||
| Line 113: | Line 113: | ||
| | | | ||
| | | | ||
| | |[https://open-iov.org/index.php/GPU_Driver_Internals#vmiop vmiop] | ||
| | |Handles IO to and from guest RM, host RM, and hardware. Contains circular dependancies with nvidia-vgpu-mgr. | ||
|- | |- | ||
|Nvidia | |Nvidia | ||
| Line 123: | Line 123: | ||
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|[https://open-iov.org/index.php/Virtual_I/O_Internals#Mediated_DMA_Translations Type 1 IOMMU], [https://open-iov.org/index.php/Virtual_I/O_Internals#Instruction_Execution irqfd, ioeventfd], [https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git/tree/Documentation/driver-api/ioctl.rst IOCTL] | |[https://open-iov.org/index.php/Virtual_I/O_Internals#Mediated_DMA_Translations Type 1 IOMMU], [https://open-iov.org/index.php/Virtual_I/O_Internals#Instruction_Execution irqfd, ioeventfd], [https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git/tree/Documentation/driver-api/ioctl.rst IOCTL] | ||
| | |Handles incremental memory mapping (non-page pinning per the standard vfio-pci driver). | ||
|} | |} | ||
Revision as of 20:10, 23 January 2023
This page will keep a running list of components used to achieve GPU Virtualization.
| Vendor | Component | Description | Version | OSS or Blob | Vendor Docs | Release Date | Interfaces / APIs | Notes |
|---|---|---|---|---|---|---|---|---|
| Arc Compute | gvm-cli | Daemon | 1.0 | OSS | docs.linux-gvm.org | CLI | Allocates GPU resources for use with virtualization. Registers devices and mdev callbacks with the Mediated Core. | |
| Arc Compute | gvm-mgr | Daemon | OSS | docs.linux-gvm.org | IOCTL, vRPC, pRPC | Schedules IO to and from the guest GPU driver, handles BAR-quirks (trap and emulate of some or all guest driver IO depending on availability of hardware virtualization assistance). | ||
| Intel | i915 SR-IOV | Driver | 5.15 | OSS | Intel's open source GPU driver for GuC-equipped graphics accelerators. | |||
| Intel | GuC μOS | Firmware | Blob | IOMMU Interrupts, Power Management Interrupts, GTT | Handles scheduling, and power management. | |||
| Intel | HuC | Firmware | Blob | GTT | Handles video encoding/decoding. | |||
| Nvidia | OpenRM | Driver | 525 | OSS | Nvidia's open source GPU driver for GSP-equipped graphics accelerators. | |||
| Nvidia | GSP RM (uproc) | Firmware | Blob | 2022.10.12 | RPC | Embedded firmware based on LibOS containing the RM Core. | ||
| Nvidia | Falcon/NvRISC (uproc) | Firmware | Unknown | Blob | FBIF (Frame Buffer Interface) / GMMU | Embedded firmware which handles many aspects of the device including configuring the GPU's GMMU controller. | ||
| Nvidia | nvidia-vgpud | Daemon | v15 | Blob | Configures the the nvidia-vgpu-mgr process. | |||
| Nvidia | nvidia-vgpu-mgr | Daemon | Blob | vRPC | vmiop, IOCTL, vRPC, pRPC | Handles IO to and from guest RM, host RM, and hardware. | ||
| Nvidia | libnvidiavgpu.so | Library | Blob | vmiop | Handles IO to and from guest RM, host RM, and hardware. Contains circular dependancies with nvidia-vgpu-mgr. | |||
| Nvidia | nvidia_vgpu_vfio | Driver | Blob | Type 1 IOMMU, irqfd, ioeventfd, IOCTL | Handles incremental memory mapping (non-page pinning per the standard vfio-pci driver). |
More Information
- Nvidia RISC-V Story
- linux-gvm.org
- Intel Graphics Programmer's Reference Manuals (PRM)
- i915: Hardware Contexts (and some bits about batchbuffers)
- i915: The Global GTT Part 1
- i915: Aliasing PPGTT Part 2
- i915: True PPGTT Part 3
- i915: Future PPGTT Part 4 (Dynamic page table allocations, 64 bit address space, GPU "mirroring", and yeah, something about relocs too)
- i915: Security of the Intel Graphics Stack - Part 1 - Introduction
- i915: Security of the Intel Graphics Stack - Part 2 - FW <-> GuC
- i915: An Introduction to Intel GVT-g (with new architecture)