Function report |
Source Code:arch\x86\boot\video-vesa.c |
Create Date:2022-07-28 07:27:38 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:vesa_probe
Proto:static int vesa_probe(void)
Type:int
Parameter:Nothing
37 | nmodes = 0 |
42 | ax = 0x4f00 |
43 | di = (size_t) & VESA information |
46 | If ax != 0x004f || 0 Magic number = "VESA" != VESA_MAGIC || version < 0x0102 Then Return 0 |
55 | mode_ptr += 2 |
60 | If mode & ~0x1ff Then Continue |
65 | ax = 0x4f01 |
70 | If ax != 0x004f Then Continue |
73 | If (mode_attr & 0x15) == 0x05 Then |
80 | Width, height = 20 |
81 | nmodes++ |
101 | Return nmodes |
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