[PATCH 09/10] LINUX16: Add selection of the VESA video mode

Jean-Christophe PLAGNIOL-VILLARD plagnioj at jcrosoft.com
Fri Jan 7 11:51:28 EST 2011


>  		}
>  	}
>  
> @@ -227,6 +243,14 @@ static int do_linux16(struct command *cmdtp, int argc, char *argv[])
>  		goto on_error;
>  	}
>  
> +	/*
> +	 * The kernel does not check for the "vga=<val>" kernel command line
> +	 * parameter anymore. It expects this kind of information in the
> +	 * boot parameters instead.
> +	 */
> +	if (vid_mode != NORMAL_VGA)
> +		lh->vid_mode = vid_mode;
> +
>  	/* If SETUP_SECTS is not set, set it to the default.  */
>  	if (setup_sects == 0) {
>  		printf("Fixing setup sector count\n");
> @@ -297,8 +321,9 @@ on_error:
>  }
>  
>  BAREBOX_CMD_HELP_START(linux16)
> -BAREBOX_CMD_HELP_USAGE("linux16 <file>\n")
> -BAREBOX_CMD_HELP_SHORT("Boot a kernel on x86 via real mode code.\n")
> +BAREBOX_CMD_HELP_USAGE("linux16 <file> [-v <mode>]\n")
> +BAREBOX_CMD_HELP_SHORT("Boot a kernel <file> on x86 via real mode code.\n")
> +BAREBOX_CMD_HELP_OPT  ("-v <mode>",   "VESA video mode number or 'ask'\n")
>  BAREBOX_CMD_HELP_END
>  
>  /**
> @@ -307,6 +332,10 @@ BAREBOX_CMD_HELP_END
>  <p> Only kernel images in bzImage format are supported by now. See \ref
>  x86_boot_preparation for more info about how to use this command.</p>
>  
> +<p> For the video mode refer the Linux kernel documentation
> +'Documentation/fb/vesafb.txt' for correct VESA mode numbers. If the keyword
> +'ask' instead of a number is given, the starting kernel will ask for a number.
missing </p>?

Best Regards,
J.



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