Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\boot\video-vga.c Create Date:2022-07-28 07:27:34
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:vga_set_vertical_end

Proto:static void vga_set_vertical_end(int lines)

Type:void

Parameter:

TypeParameterName
intlines
161  end = lines - 1
163  crtc = I/O address of the VGA CRTC
165  ovfw = 0x3c | end >> 8 - 1 & 0x02 | end >> 9 - 6 & 0x40
167  out_idx(ovfw, crtc, 0x07)
168  out_idx(end, crtc, 0x12)
Caller
NameDescribe
vga_set_80x30
vga_set_80x34
vga_set_80x60