From c6423d5a8d23b1a51ff3dc79262895fb1f02a4a6 Mon Sep 17 00:00:00 2001 From: liyan Date: Tue, 12 Apr 2022 07:20:51 +0000 Subject: [PATCH] =?UTF-8?q?=E5=B0=86=E5=88=87=E6=8D=A2=E7=BA=AF=E5=87=80?= =?UTF-8?q?=E7=89=88=E5=AF=BC=E8=87=B4=E7=9A=84=E6=9C=BA=E5=99=A8=E5=91=BD?= =?UTF-8?q?=E5=90=8D=E5=9B=BE=E7=89=87=E6=94=B9=E4=B8=BA=E6=AD=A3=E5=B8=B8?= =?UTF-8?q?=E5=91=BD=E5=90=8D=E5=9B=BE=E7=89=87=20Signed-off-by:=20li-yan3?= =?UTF-8?q?39=20?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- zh-cn/device-dev/driver/driver-platform-gpio-develop.md | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/zh-cn/device-dev/driver/driver-platform-gpio-develop.md b/zh-cn/device-dev/driver/driver-platform-gpio-develop.md index a7c7c0ce06..30bf8d1935 100755 --- a/zh-cn/device-dev/driver/driver-platform-gpio-develop.md +++ b/zh-cn/device-dev/driver/driver-platform-gpio-develop.md @@ -8,7 +8,8 @@ GPIO（General-purpose input/output）即通用型输入输出，在HDF框架中 GPIO的接口适配模式采用无服务模式，用于不需要在用户态提供API的设备类型，或者没有用户态和内核区分的OS系统，其关联方式是DevHandle直接指向设备对象内核态地址（DevHandle是一个void类型指针）。 **图1** GPIO无服务模式结构图 - ![zh-cn_image_0000001176603952](figures/zh-cn_image_0000001176603952.png) + + ![](figures/无服务模式结构图.png "GPIO无服务模式结构图") ## 接口说明 -- GitLab