Eric W. Biederman wrote: > > I expect I can find a few more examples where we specify > video_cols and video_lines but we use video_mode == 0. > > Going farther mode 0x00 is a BIOS 40x25 mode. So the patch below is > not always safe even if we boot the bzImage. It is just highly > unlikely anyone would start the kernel in 40x25 text mode. > Mode 0x00 is, at least theoretically, BIOS 40x25 *grayscale*; this mode (and mode 0x02 which is the same thing in 80x25) were as far as I know only ever used with composite monitors off CGA cards, i.e. functionally never. Actual monochrome monitors used mode 0x07. -hpa _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/virtualization
