Re: arm64 and isohybrid

2015-04-20 Thread Steve McIntyre
On Sat, Apr 18, 2015 at 10:13:52AM +0200, Thomas Schmitt wrote: Hi, OK, I've just built and done a very quick test with an arm64 netinst build. Does it boot ? Yes. Are the partitions mountable ? The first two are, yes. 3 313344 313343 0 bytes 0700 Gap1 This

Re: arm64 and isohybrid

2015-04-20 Thread Steve McIntyre
On Sat, Apr 18, 2015 at 11:45:16AM +0200, Thomas Schmitt wrote: Hi, the third, zero sized partition Gap1 gets indeed produced by libisofs. xorriso command -report_system_area does not show it, though. ACK, I can see that. I am investigating. You may assume that this partition will not be

Re: arm64 and isohybrid

2015-04-20 Thread Thomas Schmitt
Hi, i wrote: The name Gap1 seems to stem from libisofs. The cause was found and a fix is being tested meanwhile. Steve McIntyre wrote: The Gap1 partition doesn't seem to cause any problems on the one device I've got handy for testing, anyway. In any case it looks clueless. (The stupid gap

Re: arm64 and isohybrid

2015-04-18 Thread Thomas Schmitt
Hi, OK, I've just built and done a very quick test with an arm64 netinst build. Does it boot ? Are the partitions mountable ? 3 313344 313343 0 bytes 0700 Gap1 This looks strange. What do you get from xorriso-1.3.9 -indev tmp.iso -report_system_area plain

Re: arm64 and isohybrid

2015-04-18 Thread Thomas Schmitt
Hi, the third, zero sized partition Gap1 gets indeed produced by libisofs. xorriso command -report_system_area does not show it, though. I am investigating. You may assume that this partition will not be produced in future xorriso versions. If the Gap1 partition entry is suspected to disturb

Re: arm64 and isohybrid

2015-04-17 Thread Steve McIntyre
On Tue, Apr 14, 2015 at 08:41:35PM +0200, Thomas Schmitt wrote: Hi, i wrote back in february: I am still hunting a bug in the pending changeset to enable production of a UEFI compliant protective MBR plus GPT layout with -append_partition. [...] This proposal will look like

Re: arm64 and isohybrid

2015-04-14 Thread Steve McIntyre
Hi Thomas! I said I'd get back to you *ages* ago. Sorry. :-/ On Wed, Feb 04, 2015 at 06:06:45PM +0100, Thomas Schmitt wrote: Hi, -isohybrid-mbr null.mbr \ -e boot/grub/efi.img -no-emul-boot -isohybrid-gpt-basdat \ This may look valid, but gdisk and other code I've used don't cope

Re: arm64 and isohybrid

2015-04-14 Thread Thomas Schmitt
Hi, i wrote back in february: I am still hunting a bug in the pending changeset to enable production of a UEFI compliant protective MBR plus GPT layout with -append_partition. [...] This proposal will look like xorriso-1.3.9 -as mkisofs \ -V 'Debian jessie-DI-b2 arm64 1' \

Re: arm64 and isohybrid

2015-02-19 Thread Steve McIntyre
On Wed, Feb 11, 2015 at 03:48:07PM +0100, Thomas Schmitt wrote: Hi, Steve McIntyre wrote: partition 2 seems broken and I can't mount it. If I specify -c isolinux/boot.cat too, that fixes it. Is there any new insight in this mystery ? Hi Thomas, Apologies, no - I've been busy at a

Re: arm64 and isohybrid

2015-02-11 Thread Thomas Schmitt
Hi, Steve McIntyre wrote: partition 2 seems broken and I can't mount it. If I specify -c isolinux/boot.cat too, that fixes it. Is there any new insight in this mystery ? If it is reproducible, then my understanding of partitions is in deep trouble. I'd need to investigate and compare an ISO

Re: arm64 and isohybrid

2015-02-04 Thread Thomas Schmitt
Hi, If I specify -c isolinux/boot.cat too, that fixes it. That's surprising. Can you surely switch forth and back between mounatble and unmountable by this option ? Option -c just gives the El Torito catalog a file name. The catalog file is not involved in booting from USB-stick or in the

Re: arm64 and isohybrid

2015-02-04 Thread Thomas Schmitt
Hi, -isohybrid-mbr null.mbr \ -e boot/grub/efi.img -no-emul-boot -isohybrid-gpt-basdat \ This may look valid, but gdisk and other code I've used don't cope well with the PMBR being broken. But that's not the fault of the NUL-bytes in null.mbr. The isohybbrid --gpt layout does not

Re: arm64 and isohybrid

2015-02-04 Thread Steve McIntyre
On Wed, Feb 04, 2015 at 03:12:30PM +, Steve McIntyre wrote: On Sat, Jan 31, 2015 at 10:24:17AM +, Steve McIntyre wrote: On Thu, Jan 29, 2015 at 11:41:57AM +0100, Thomas Schmitt wrote: After reading its /.disk/mkisofs, i re-pack it by # A dummy MBR template as substitute for

Re: arm64 and isohybrid

2015-02-04 Thread Steve McIntyre
On Sat, Jan 31, 2015 at 10:24:17AM +, Steve McIntyre wrote: On Thu, Jan 29, 2015 at 11:41:57AM +0100, Thomas Schmitt wrote: After reading its /.disk/mkisofs, i re-pack it by # A dummy MBR template as substitute for isohdpfx.bin dd if=/dev/zero bs=432 count=1 of=null.mbr mount -o loop

Re: arm64 and isohybrid

2015-02-01 Thread Steve McIntyre
On Sat, Jan 31, 2015 at 06:59:44PM +0100, Thomas Schmitt wrote: Hi, *grin* You're not selling this very much... :-) Do you complain about losing an item from your todo list ? Certainly not. :-) How about you replace it by the intent to fix bug 776317: amd64 mini.iso : BIOS or EFI boot from CD

Re: arm64 and isohybrid

2015-01-31 Thread Steve McIntyre
On Sat, Jan 31, 2015 at 01:24:39PM +0100, Thomas Schmitt wrote: Hi, Steve McIntyre: I'm also *way* overdue on switching all of debian-cd over to using xorriso and using native xorriso options totally rather than the -as-mkisofs stuff equivalents. But that's a topic for another day... You will

Re: arm64 and isohybrid

2015-01-31 Thread Thomas Schmitt
Hi, *grin* You're not selling this very much... :-) Do you complain about losing an item from your todo list ? How about you replace it by the intent to fix bug 776317: amd64 mini.iso : BIOS or EFI boot from CD or USB stick, with the complication to keep the firmware partition digestible for

Re: arm64 and isohybrid

2015-01-31 Thread Steve McIntyre
On Thu, Jan 29, 2015 at 11:41:57AM +0100, Thomas Schmitt wrote: Hi, Hi Thomas! i wonder why my mail of Thu, 29 Jan 2015 08:14:08 +0100 does not show up in debian-cd mailing list. It reported about a preliminary experiment with amd64 mini.iso. Easy; you just sent it to me directly, not to the

Re: arm64 and isohybrid

2015-01-31 Thread Thomas Schmitt
Hi, Steve McIntyre: I'm also *way* overdue on switching all of debian-cd over to using xorriso and using native xorriso options totally rather than the -as-mkisofs stuff equivalents. But that's a topic for another day... You will be a trailblazer. Nobody else does this, except me, when

Re: arm64 and isohybrid

2015-01-29 Thread Thomas Schmitt
Hi, i wonder why my mail of Thu, 29 Jan 2015 08:14:08 +0100 does not show up in debian-cd mailing list. It reported about a preliminary experiment with amd64 mini.iso. Meanwhile it is quite outdated by my new experiments with an arm64 ISO.

arm64 and isohybrid

2015-01-28 Thread Steve McIntyre
Hi folks, I've been playing with the arm64 netinst build a little today, when installing a new machine. We *hadn't* been making them isohybrid thus far, and therefore when I simply dumped one onto a USB stick using dd it didn't work wonderfully. Due to the UEFI firmware being reasonably