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Tue, 27 Oct 2026 06:21:47 -0700 (PDT) Received: from RuiTian-14 ([2a09:bac1:1f60:10::41:127]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c46bd66bd15sm448714966b.55.2026.10.27.06.21.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Oct 2026 06:21:46 -0700 (PDT) From: jiamingouyang13@gmail.com To: alexs@kernel.org, si.yanteng@linux.dev, dzm91@hust.edu.cn, corbet@lwn.net, skhan@linuxfoundation.org, rdunlap@infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] docs/zh_CN: add Chinese translation for usb/ohci.rst Date: Tue, 27 Oct 2026 14:21:40 +0100 Message-ID: <20261027132140.16295-1-jiamingouyang13@gmail.com> X-Mailer: git-send-email 2.53.0 X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Jiaming Ouyang Translate Documentation/usb/ohci.rst into Chinese Simplified. The translation covers OHCI driver overview, hardware protocol differences (OHCI vs UHCI), improvements since 2.4 kernel, queueable interrupt transfers, and non-PCI support. Signed-off-by: Jiaming Ouyang --- Changes in v4: - Replaced spelling problem. - In your cited discussion [1](https://lore.kernel.org/linux-doc/87o6cvrs27.fsf@trenco.lwn.net/), I still would like to keep ':翻译:' line. --- .../translations/zh_CN/usb/index.rst | 2 +- Documentation/translations/zh_CN/usb/ohci.rst | 38 +++++++++++++++++++ 2 files changed, 39 insertions(+), 1 deletion(-) create mode 100644 Documentation/translations/zh_CN/usb/ohci.rst diff --git a/Documentation/translations/zh_CN/usb/index.rst b/Documentation/translations/zh_CN/usb/index.rst index df99814c6497..c96eacf13e11 100644 --- a/Documentation/translations/zh_CN/usb/index.rst +++ b/Documentation/translations/zh_CN/usb/index.rst @@ -32,6 +32,7 @@ USB 支持 chipidea dwc3 ehci + ohci usbmon 待翻译文档： @@ -49,7 +50,6 @@ USB 支持 * mass-storage * misc_usbsevseg * mtouchusb -* ohci * raw-gadget * usbip_protocol * usb-serial diff --git a/Documentation/translations/zh_CN/usb/ohci.rst b/Documentation/translations/zh_CN/usb/ohci.rst new file mode 100644 index 000000000000..5f2bc7b41f29 --- /dev/null +++ b/Documentation/translations/zh_CN/usb/ohci.rst @@ -0,0 +1,38 @@ +.. SPDX-License-Identifier: GPL-2.0 + +:Original: Documentation/usb/ohci.rst + +:翻译: 欧阳家铭 Jiaming Ouyang + +======== +OHCI驱动 +======== + +2002年8月23日 + +“OHCI-HCD”驱动程序是一个USB主机控制器程序（HCD），它源自2.4内核系列中的“usb-ohci” +驱动程序。“usb-ohci”代码主要由 Roman Weissgaerber 编写但也获 +得了来自David Brownell ，Linus Torvalds +和Gregory P. Smith的支持。 + +它支持“开放主机控制器接口”（OHCI），该接口标准化了用于与USB 1.1主机控制器通信的 +硬件寄存器协议。“与英特尔早期的“通用主机控制器接口”（UHCI）相比，它将更多智能功能 +注入到硬件中。除英特尔和威盛之外的其他供应商的USB1.1控制器通常使用OHCI。 + +自2.4内核以来的更改包括 + + - 提高了健壮性; 修复了错误; 减少了开销 + - 支持更新和简化的usbcore API + - 中断传输可以更大，并且可以排队 + - 通过使用上层“hcd”框架，减少代码量 + - 支持一些非PCI的OHCI实现 + - ... 以及更多 + +“OHCI-hcd”驱动程序处理所有USB 1.1传输类型。所有类型的传输都可以排队。在“usb-ohci” +中也是如此，但中断传输除外。以前，使用一帧的周期会因为IRQ处理的开销而导致数据丢 +失的风险。当中断传输排队时，可以通过确保硬件在操作系统处理相关IRQ时始终有传输需要 +处理，来最大限度的降低这些风险。 + +- David Brownell + + -- 2.53.0