Re: Grub 2 how boot .iso with memdisk?

[Дмитрий Чепуровский]

I'm making usb multiusb pendrive.

1. I want to understand what is memdisk.mod, how could I use it.
2. I want to boot iso (bootloader thart in iso file) from grub2

2015-11-02 14:44 GMT+03:00 Andrei Borzenkov <address@hidden>:
> On Mon, Nov 2, 2015 at 2:25 PM, Дмитрий Чепуровский <address@hidden> wrote:
>> I'm trying to boot iso file. I want to boot ubuntu 15.10 iso & Windows
>> 10 Install iso. I found in google, that it could be made in grub2
>> using memdisk.
>>
>
> You are confused. memdisk in grub2 is not used to boot anything. It is
> still not clear what you are trying to do:
>
> - you try to pretend that system was booted from CD or DVD with
> content of this image
>
> - or -
>
> - you try to boot using some file inside this image
>
>> For test I'm trying to boot with memtest ubuntu-15.10-desktop-amd64.iso.
>>
>> cfg test menuentery:
>> menuentry "Test1" {
>>     insmod memdisk
>>     initrd /iso/ubuntu-15.10-desktop-amd64.iso
>> }
>>
>> When I tied to run this I got alloc magic is broken at 0xc7ed5060: c7e5c980
>>
>
> This makes me believe you want to pretend you are booted from DVD ...
>
>> What I'm doing wrong. How can I do this?
>>
>
> It is still not quite clear what you want to do; could you explain in
> more words?