PilOS Boot Issues

2015-06-29 Thread Alexander Burger
Hi all,

it seems that there are still problems with booting PilOS.

While it works for me (on Qemu and on my Acer notebook), it hear that on
other emulators or hardware people just see a black screen. So I would
be glad to find out the reason(s).


One reason might be that the image is not recognized as a hard disk:

   
http://reboot.pro/topic/7512-fool-the-bios-booting-any-usb-stick-as-a-hard-disk

So I followed the suggestions there, and changed the partition table to
two dummy-partitions instead of one. Also, I set one System ID to
Linux (83, instead of the arbitrary 22 before), and the other to
Linux swap (ID 82). I don't know if this helps though.


Also, I added a few diagnostic messages, to see how far it gets.

So anybody daring to try it is welcome! As before, PilOS can be
downloaded from

   http://software-lab.de/pilos.tgz

and put on an USB-Stick, e.g. on /dev/sdb

   $ sudo dd if=x86-64.img of=/dev/sdb

Then try to boot (only on x86-64 (Amd64) hardware, of course).

♪♫ Alex
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Re: PilOS Boot Issues

2015-06-29 Thread Alexander Burger
On Mon, Jun 29, 2015 at 08:02:06PM +0200, Alexander Burger wrote:
 It seems that virtualbox doesn't support BIOS 0x13 interrupts for
 Extended Read Sectors calls.
 
 
  It still freezes on the black screen Loading PilOS
 
 We guessed that from the fact that this message appears, but not the
 following Checking long mode.

And, for Virtual PC, we get a READ ERROR 01 which means Invalid
command (https://en.wikipedia.org/wiki/INT_13). Same.

♪♫ Alex
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Re: PilOS Boot Issues

2015-06-29 Thread Alexander Burger
Hi Joe,

 The new version boots fine on qemu under windows 7 x64. Under
 virtualbox on the same platform, get stuck with a black screen that
 says Loading PilOS with nothing else displayed

For the mailing list: We discussed this in IRC just now.

It seems that virtualbox doesn't support BIOS 0x13 interrupts for
Extended Read Sectors calls.


 It still freezes on the black screen Loading PilOS

We guessed that from the fact that this message appears, but not the
following Checking long mode.

♪♫ Alex
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