Linux USB HUB复位接口V2.13.6源码解析

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资源摘要信息:"Linux USB HUB重置驱动程序文件" 标题和描述中所涉及的知识点主要包括以下几个方面: 1. Linux操作系统:Linux是一套开源的类Unix操作系统,以其强大的网络功能、稳定的性能和灵活的可定制性而广泛应用于服务器、嵌入式系统和桌面环境。标题中提到的"Linux v2.13.6"表示的是Linux内核的某个版本,通常版本号越大,表示内核越新。 2. USB技术:USB(Universal Serial Bus)是一种广泛使用的通用串行总线标准,它支持热插拔和即插即用功能,可用于连接各种外围设备,如鼠标、键盘、打印机和存储设备等。USB接口已经成为现代计算机标准配置。 3. HUB(集线器):USB HUB是一种可以扩展USB端口数量的设备,允许多个USB设备共享同一个USB主控制器。它作为中间连接器,提供了额外的USB接口,用于连接多个USB设备。 4. 驱动程序:驱动程序是一种软件,用于使计算机操作系统能够与硬件设备通信。它告诉操作系统如何控制设备,以及如何与之交换数据。标题中的"USB HUB reset line"指的是用于重置USB HUB线路的驱动程序代码。 5. 重置功能:在USB通信过程中,重置功能通常用于终止当前的通信会话并重置设备到初始状态。这在解决通信故障或更新设备状态时非常有用。 6. 内核版本兼容性:标题中的"v2.13.6"表明该文件是一份针对特定Linux内核版本的驱动程序。开发者在开发新的驱动程序时,需要考虑与不同内核版本的兼容性。 文件名"mach-mx51_babbage.c"暗示了该文件是用C语言编写的源代码文件。它很可能包含了USB HUB重置功能的实现代码,该代码适用于基于ARM架构的特定硬件平台,即MX51 Babbage,这是一个基于ARM的嵌入式硬件平台。 在编写USB HUB重置驱动程序时,需要考虑以下几个关键点: - 掌握Linux内核模块编程:驱动程序需要按照Linux内核编程规则和框架进行编写。 - USB通信协议:了解USB的标准协议和通信机制是必不可少的,这对于正确实现重置功能至关重要。 - 硬件抽象层(HAL):为了使驱动程序与具体的硬件平台兼容,通常需要实现一套硬件抽象层,使得驱动程序能够在不同的硬件上运行。 - 错误处理和异常管理:在驱动程序中,必须能够妥善处理各种可能发生的错误情况,并提供稳定的异常管理机制。 因此,这份文件可能是一个专门为了重置USB HUB线路而设计的Linux内核模块源代码,它对于嵌入式Linux系统开发人员,特别是那些使用MX51 Babbage平台的开发人员来说,是一个宝贵的资源。通过这份文件,他们可以了解到如何在Linux环境下实现USB HUB的重置功能,以及如何处理与该功能相关的各种编程和硬件问题。

ImportError: dlopen(/Users/red/Library/Python/3.9/lib/python/site-packages/_cffi_backend.cpython-39-darwin.so, 0x0002): tried: '/Users/red/Library/Python/3.9/lib/python/site-packages/_cffi_backend.cpython-39-darwin.so' (mach-o file, but is an incompatible architecture (have 'arm64', need 'x86_64')), '/System/Volumes/Preboot/Cryptexes/OS/Users/red/Library/Python/3.9/lib/python/site-packages/_cffi_backend.cpython-39-darwin.so' (no such file), '/Users/red/Library/Python/3.9/lib/python/site-packages/_cffi_backend.cpython-39-darwin.so' (mach-o file, but is an incompatible architecture (have 'arm64', need 'x86_64'))thread '<unnamed>' panicked at 'Python API call failed', /Users/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/pyo3-0.18.3/src/err/mod.rs:790:5note: run with `RUST_BACKTRACE=1` environment variable to display a backtraceTraceback (most recent call last): File "/usr/local/project/red/python/memory.py", line 3, in <module> import paramiko File "/Users/red/Library/Python/3.9/lib/python/site-packages/paramiko/__init__.py", line 22, in <module> from paramiko.transport import ( File "/Users/red/Library/Python/3.9/lib/python/site-packages/paramiko/transport.py", line 33, in <module> from cryptography.hazmat.primitives.ciphers import algorithms, Cipher, modes File "/Users/red/Library/Python/3.9/lib/python/site-packages/cryptography/hazmat/primitives/ciphers/__init__.py", line 11, in <module> from cryptography.hazmat.primitives.ciphers.base import ( File "/Users/red/Library/Python/3.9/lib/python/site-packages/cryptography/hazmat/primitives/ciphers/base.py", line 10, in <module> from cryptography.exceptions import ( File "/Users/red/Library/Python/3.9/lib/python/site-packages/cryptography/exceptions.py", line 9, in <module> from cryptography.hazmat.bindings._rust import exceptions as rust_exceptionspyo3_runtime.PanicException: Python API call failed

2023-07-08 上传

python报错:Traceback (most recent call last): File "/Users/pengwen/Downloads/bancolombia_handle_missing_response_check-5464fe09-589d-4dac-86e1-372cfb18c608/lambda_function.py", line 1, in <module> import paramiko File "/Users/pengwen/Downloads/bancolombia_handle_missing_response_check-5464fe09-589d-4dac-86e1-372cfb18c608/paramiko/__init__.py", line 22, in <module> from paramiko.transport import SecurityOptions, Transport File "/Users/pengwen/Downloads/bancolombia_handle_missing_response_check-5464fe09-589d-4dac-86e1-372cfb18c608/paramiko/transport.py", line 91, in <module> from paramiko.dsskey import DSSKey File "/Users/pengwen/Downloads/bancolombia_handle_missing_response_check-5464fe09-589d-4dac-86e1-372cfb18c608/paramiko/dsskey.py", line 25, in <module> from cryptography.hazmat.primitives import hashes, serialization File "/Users/pengwen/Downloads/bancolombia_handle_missing_response_check-5464fe09-589d-4dac-86e1-372cfb18c608/cryptography/hazmat/primitives/serialization/__init__.py", line 16, in <module> from cryptography.hazmat.primitives.serialization.base import ( File "/Users/pengwen/Downloads/bancolombia_handle_missing_response_check-5464fe09-589d-4dac-86e1-372cfb18c608/cryptography/hazmat/primitives/serialization/base.py", line 9, in <module> from cryptography.hazmat.primitives.asymmetric.types import ( File "/Users/pengwen/Downloads/bancolombia_handle_missing_response_check-5464fe09-589d-4dac-86e1-372cfb18c608/cryptography/hazmat/primitives/asymmetric/types.py", line 7, in <module> from cryptography.hazmat.primitives.asymmetric import ( File "/Users/pengwen/Downloads/bancolombia_handle_missing_response_check-5464fe09-589d-4dac-86e1-372cfb18c608/cryptography/hazmat/primitives/asymmetric/dsa.py", line 10, in <module> from cryptography.hazmat.primitives.asymmetric import utils as asym_utils File "/Users/pengwen/Downloads/bancolombia_handle_missing_response_check-5464fe09-589d-4dac-86e1-372cfb18c608/cryptography/hazmat/primitives/asymmetric/utils.py", line 6, in <module> from cryptography.hazmat.bindings._rust import asn1 ImportError: dlopen(/Users/pengwen/Downloads/bancolombia_handle_missing_response_check-5464fe09-589d-4dac-86e1-372cfb18c608/cryptography/hazmat/bindings/_rust.abi3.so, 0x0002): tried: '/Users/pengwen/Downloads/bancolombia_handle_missing_response_check-5464fe09-589d-4dac-86e1-372cfb18c608/cryptography/hazmat/bindings/_rust.abi3.so' (not a mach-o file)

2023-07-11 上传