Messages in this thread | | | Date | Tue, 19 Oct 2004 23:09:06 +0200 | From | Pavel Machek <> | Subject | Re: Generic VESA framebuffer driver and Video card BOOT? |
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Hi!
> > What about non-x86 platforms such as PowerPC and MIPS embedded devices > > that want video (TiVo type platforms, media players etc). How would these > > fit into the picture? Would this require the boot loader (ie: U-Boot or > > whatever) to have the ability to POST the card? > > There is the assumption that whatever BIOS the device has can get up a > very early console that can output critical error messages before the > kernel and early user space is loaded. For example the "I can't find > the kernel" or "initramfs is missing" error message. This also > assumes that the BIOS can post whatever display it is using. > > I'm not trying to fix the problem of getting early boot messages out > of a Mac with an x86 card plugged into it. The card will work after > early user space initializes. The right way to fix that would be to > switch to something like LinuxBIOS and build the x86 emulator into > it.
That still does not solve resume from suspend-to-RAM. We need to post VGA there. We probably could do it late in userspace... but it makes debugging resume pretty hard. Pavel -- People were complaining that M$ turns users into beta-testers... ...jr ghea gurz vagb qrirybcref, naq gurl frrz gb yvxr vg gung jnl! - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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