Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\boot\video.h Create Date:2022-07-28 07:27:13
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Writes a value to an indexed port and then reads the port again

Proto:static inline u8 tst_idx(u8 v, u16 port, u8 index)

Type:u8

Parameter:

TypeParameterName
u8v
u16port
u8index
111  out_idx(port, index, v)
112  Return Accessing VGA indexed registers