Re: grub2 not able to boot 1G size of linux iso file

[Andrei Borzenkov]

10.01.2016 11:20, Ramakrishna Maladi (rmaladi) пишет:
> 
> set default=0
> serial --unit=0 --speed=51200
> 
> terminal_input console
> terminal_output serial
> set timeout=5
> 
> menuentry "System Install OS" {
>         echo "Booting from USB.."
>         loopback loop /myimage.iso
>         set root=(loop)
>         echo "Loading Kernel.."
>         linux (loop)/boot/bzImage root=/dev/ram install=/dev/sda
> console=ttyS0,38400 prod=1 address@hidden bigphysarea=10M quiet
> pci=assign-busses noissu aer=off pci=hpmemsize=0M,hpiosize=0
>         echo "Loading initrd.."
>         initrd (loop)/boot/initrd.img
> }
> 

This looks pretty normal. I'm not sure what "Booting from USB" is
supposed to indicate. But in any case - you need to check whether error
comes from GRUB or somewhere else.

> 
> 
> Thanks,
> Ram
> 
> On 1/9/16, 11:49 PM, "Andrei Borzenkov" <address@hidden> wrote:
> 
>> 10.01.2016 08:11, Ramakrishna Maladi (rmaladi) пишет:
>>> Friends,
>>>   On broad well-DE intel CPU chipset when I run grub2.0 to load my
>>> linux (Windriver destro of) iso file 1.2G, I am seeing an exception
>>>   Would it be the EFI boot sevices issue in BIOS or an known issue on
>>> grub2.0 ?
>>>   Could you pls point me if there is a patch I need to take in grub2.0?
>>> I have grub2.0 source of 2014.
>>>
>>> error: unsupported serial port speed.
>>> error: terminal `serial' isn't found.
>>>
>>>
>>> GNU GRUB version 2.00
>>> Press F2 to goto grub Menu..
>>> Booting from USB..
>>> Loading Kernel..
>>> loader/i386/linux.c:535: prot_mode_mem = 2000000, prot_mode_target =
>>> 2000000,
>>> prot_size = 124a000
>>> loader/i386/linux.c:1225: bzImage, setup=0x3c00, size=0x124a000
>>> Loading initrd..
>>> loader/i386/linux.c:1440: linux cmd agrc = 1
>>> loader/i386/linux.c:1444: argv[0]: (loop)/boot/initrd.img
>>> ERROR: Class:3000000; Subclass:50000; Operation: 6
>>>
>>
>> I do not see such error string in current GRUB sources at all. Could you
>> attach grub.cfg, otherwise we have no idea what your ISO does.
>