函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\boot\video.h Create Date:2022-07-27 08:26:23
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:Accessing VGA indexed registers

函数原型:static inline u8 in_idx(u16 port, u8 index)

返回类型:u8

参数:

类型参数名称
u16port
u8index
99  Basic port I/O
100  返回:从端口输入字节
调用者
名称描述
vga_recalc_verticalRecalculate the vertical video cutoff (hack!)
bios_probe
tst_idxWrites a value to an indexed port and then reads the port again