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Tue, 30 Dec 2025 11:02:25 -0800 (PST) From: Xingqiu Xu To: alexs@kernel.org, si.yanteng@linux.dev, corbet@lwn.net Cc: dzm91@hust.edu.cn, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Xingqiu Xu Subject: [PATCH v2 3/7] docs/zh_CN: Translate timers/hpet.rst Date: Wed, 31 Dec 2025 03:02:08 +0800 Message-Id: X-Mailer: git-send-email 2.34.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Translate .../timers/hpet.rst into Chinese. Update timers/index.rst to include the translated file. Update translation through commit 458f69ef3665 ("docs: timers: convert docs to ReST and rename to *.rst") Signed-off-by: Xingqiu Xu --- .../translations/zh_CN/timers/hpet.rst | 43 +++++++++++++++++++ .../translations/zh_CN/timers/index.rst | 2 +- 2 files changed, 44 insertions(+), 1 deletion(-) create mode 100644 Documentation/translations/zh_CN/timers/hpet.rst diff --git a/Documentation/translations/zh_CN/timers/hpet.rst b/Documentation/translations/zh_CN/timers/hpet.rst new file mode 100644 index 000000000000..6ed46220e12e --- /dev/null +++ b/Documentation/translations/zh_CN/timers/hpet.rst @@ -0,0 +1,43 @@ +.. SPDX-License-Identifier: GPL-2.0 + +.. include:: ../disclaimer-zh_CN.rst + +:Original: Documentation/timers/hpet.rst + +:翻译: + + 徐兴球 Xingqiu Xu + +================================ +Linux 高精度事件定时器驱动程序 +================================ + +高精度事件定时器（HPET）硬件遵循 Intel 和 +Microsoft 的规范，修订版 1。 + +每个 HPET 有一个固定速率计数器（以 10 MHz +以上运行，因此称为"高精度"）和最多 32 个比 +较器。通常提供三个或更多比较器，每个比较器 +都可以生成单次中断，并且至少其中一个具有支 +持周期中断的额外硬件。比较器也称为"定时器"， +这可能引起混淆，因为通常定时器彼此独立……这 +些共享一个计数器，使重置变得复杂。 + +HPET 设备可以支持两种中断路由模式。在一种 +模式下，比较器是没有特定系统角色的附加中断 +源。许多 x86 BIOS 编写者根本不路由 HPET +中断，这导致该模式无法使用。它们支持另一种 +"传统替换"模式，其中前两个比较器替代 8254 +定时器和 RTC 的中断。 + +该驱动程序支持在驱动程序 module_init 例程 +被调用之前检测 HPET 驱动分配并初始化 +HPET。这使得使用定时器 0 或 1 作为主定时器 +的平台代码能够拦截 HPET 初始化。可以在 +arch/x86/kernel/hpet.c 中找到此初始化的示 +例。 + +该驱动程序提供了一个用户空间 API，类似于 +RTC 驱动程序框架中的 API。示例用户空间程 +序在 file:samples/timers/hpet_example.c +中提供。 diff --git a/Documentation/translations/zh_CN/timers/index.rst b/Documentation/translations/zh_CN/timers/index.rst index c1e178484f96..bf63a69ca71d 100644 --- a/Documentation/translations/zh_CN/timers/index.rst +++ b/Documentation/translations/zh_CN/timers/index.rst @@ -15,12 +15,12 @@ .. toctree:: :maxdepth: 1 + hpet timekeeping TODOList: * highres -* hpet * hrtimers * no_hz * delay_sleep_functions -- 2.34.1