Linux: 设备模块/io模块-系统api/libs-ap层的架构说明

Logs:

-what- -when- -who-

v1.o, 09-21-2012, mars

Content:
io module
--------------------- input_allocate_polled_device();
input poll idevices -------- devices module ----- devices drivers ----- kernel
--------------------- input_register_polled_device(idev_i), input_report_abs();
system api
event api
...
---------------------
ap

io module
---------------------- misc_regisger(dev_i);
devices ------- devices module ----- devices drivers ----- kernel

---------------------- struct miscdevice dev_i;
dev_i.name, ------- device id, inode,file name ----- file system
dev_i.fops
fops.open(),
fops.unlocked_ioctl(),
fops.poll(),
fops.read,
...
...
----------------------
system api ------- libraries for ap
file system api
...
----------------------
ap

mars

September 21, 2012