> > On 25 Jul 2018, at 12:10, O. Hartmann <o.hartmann_at_walstatt.org> wrote: > > > > On Wed, 25 Jul 2018 11:46:07 +0300 > > Toomas Soome <tsoome_at_me.com> wrote: > > > >>> On 25 Jul 2018, at 10:59, O. Hartmann <ohartmann_at_walstatt.org> wrote: > >>> > >>> On Tue, 24 Jul 2018 08:53:36 +0300 > >>> Toomas Soome <tsoome_at_me.com> wrote: > >>> > >>> > >>> Hello Toomas Soome, > >>> > >>> I CC Allan Jude since I discovered something weird today regarding the UEFI > >>> boot capabilities of USB flash devices and SSDs. See below. > >>> > >>>>> On 24 Jul 2018, at 08:16, O. Hartmann <ohartmann_at_walstatt.org> wrote: > >>>>> > >>>>> On Mon, 23 Jul 2018 10:56:04 +0300 > >>>>> Toomas Soome <tsoome_at_me.com> wrote: > >>>>> > >>>>>>> On 23 Jul 2018, at 10:27, O. Hartmann <ohartmann_at_walstatt.org> wrote: > >>>>>>> > >>>>>>> On Fri, 13 Jul 2018 18:44:23 +0300 > >>>>>>> Toomas Soome <tsoome_at_me.com <mailto:tsoome_at_me.com>> wrote: > >>>>>>> > >>>>>>>>> On 13 Jul 2018, at 17:44, O. Hartmann <o.hartmann_at_walstatt.org > >>>>>>>>> <mailto:o.hartmann_at_walstatt.org>> wrote: > >>>>>>>>> > >>>>>>>>> -----BEGIN PGP SIGNED MESSAGE----- > >>>>>>>>> Hash: SHA512 > >>>>>>>>> > >>>>>>>>> Am Fri, 13 Jul 2018 14:26:51 +0300 > >>>>>>>>> Toomas Soome <tsoome_at_me.com <mailto:tsoome_at_me.com> > >>>>>>>>> <mailto:tsoome_at_me.com <mailto:tsoome_at_me.com>>> schrieb: > >>>>>>>>>>> On 13 Jul 2018, at 14:00, O. Hartmann <ohartmann_at_walstatt.org> > >>>>>>>>>>> wrote: > >>>>>>>>>>> > >>>>>>>>>>> The problem is some kind of weird. I face UEFI boot problems on GPT > >>>>>>>>>>> drives where the first partition begins at block 40 of the hdd/ssd. > >>>>>>>>>>> > >>>>>>>>>>> I have two host in private use based on an > >>>>>>>>>>> outdated ASRock Z77-Pro4-M and Z77-Pro4 mainboard (IvyBridge, Socket > >>>>>>>>>>> LGA1155). Both boards are equipted with the lates official available > >>>>>>>>>>> AMI firmware revision, dating to 2013. This is for the Z77-Pro4-M > >>>>>>>>>>> revision 2.0 (2013/7/23) and for the Z77 Pro4 revision 1.8 > >>>>>>>>>>> (2013/7/17). For both boards a BETA revision for the > >>>>>>>>>>> Spectre/Meltdown mitigation is available, but I didn't test that. > >>>>>>>>>>> But please read. > >>>>>>>>>>> > >>>>>>>>>>> The third box I realised this problem is a brand new Fujitsu Esprimo > >>>>>>>>>>> Q956, also AMI firmware, at V5.0.0.11 R 1.26.0 for 3413-A1x, date > >>>>>>>>>>> 05/25/2018 (or 20180525). > >>>>>>>>>>> > >>>>>>>>>>> Installing on any kind of HDD or SSD manually or via bsdinstall the > >>>>>>>>>>> OS using UEFI-only boot method on a GPT partitioned device fails. > >>>>>>>>>>> The ASRock boards jump immediately into the firmware, the Fujitsu > >>>>>>>>>>> offers some kind of CPU/Memory/HDD test facility. > >>>>>>>>>>> > >>>>>>>>>>> If on both type of vendor/boards CSM is disabled and UEFI boot only > >>>>>>>>>>> is implied, the MBR partitioned FreeBSD installation USB flash > >>>>>>>>>>> device does boot in UEFI! I guess I can assume this when the well > >>>>>>>>>>> known clumsy 80x25 char console suddenly gets bright and shiny with > >>>>>>>>>>> a much higher resoltion as long the GPU supports EFI GOP. Looking > >>>>>>>>>>> with gpart at the USB flash drives reveals that the EFI partition > >>>>>>>>>>> starts at block 1 of the device and the device has a MBR layout. I > >>>>>>>>>>> haven't found a way to force the GPT scheme, when initialised via > >>>>>>>>>>> gpart, to let the partitions start at block 1. This might be a naiv > >>>>>>>>>>> thinking, so please be patient with me. > >>>>>>>>>>> > >>>>>>>>>>> I do not know whether this is a well-known issue. On the ASRock > >>>>>>>>>>> boards, I tried years ago some LinuxRed Hat and Suse with UEFI and > >>>>>>>>>>> that worked - FreeBSD not. I gave up on that that time. Now, having > >>>>>>>>>>> the very same issues with a new Fujitsu system, leaves me with the > >>>>>>>>>>> impression that FreeBSD's UEFI implementation might have problems > >>>>>>>>>>> I'm not aware of. > >>>>>>>>>>> > >>>>>>>>>>> Can someone shed some light onto this? > >>>>>>>>>>> > >>>>>>>>>> > >>>>>>>>>> The first thing to check is if the secure boot is disabled. We do not > >>>>>>>>>> support secure boot at all at this time. > >>>>>>>>> > >>>>>>>>> Secure boot is in every scenario disabled! > >>>>>>>>> > >>>>>>>>>> > >>>>>>>>>> If you have efi or bios version running - you can check from either > >>>>>>>>>> console variable value (it can have efi or vidconsole or comconsole) > >>>>>>>>>> or better yet, see if efi-version is set (show efi-version) - if > >>>>>>>>>> efi-version is not set, it is BIOS loader running. Another indirect > >>>>>>>>>> way is to see lsdev -v, with device paths present, it is > >>>>>>>>>> uefi:) > >>>>>>>>> > >>>>>>>>> What are you talking about? > >>>>>>>>> What is the point of entry - running system, loader? > >>>>>>>>> > >>>>>>>>> sysct machdep.bootmethod: BIOS > >>>>>>>>> > >>>>>>>>> This makes me quite sure that the system has booted via BIOS - as I'm > >>>>>>>>> sure since I've checked that many times. UEFI doesn't work on those > >>>>>>>>> systems with FreeBSD. I'm not sure antmore, but I tried also Windows 7 > >>>>>>>>> on those mainboards booting via UEFI - and I might recall that they > >>>>>>>>> failed also. I also recall that there were issues with earlier UEFI > >>>>>>>>> versions regarding booting only Windows 8/8.1 - and nothing else, but > >>>>>>>>> the fact that Linux worked confuses me a bit. > >>>>>>>>> > >>>>>>>>> If this ASRock crap (never ever again this brand!) doesn't work at > >>>>>>>>> all - who cares, I intend to purchase new server grade hardware. But > >>>>>>>>> the more puzzling issue is with the Fujitsu, which I consider serious > >>>>>>>>> and from the behaviour the Fujitsu failure looks exactly like the > >>>>>>>>> ASRock - Windows 7 works, RedHat 7.5 works (I assume I can trust the > >>>>>>>>> Firmware settings when I disable CSM support, that the Firmware will > >>>>>>>>> only EFI/UEFI capable loader? Or is there a ghosty override somwhere > >>>>>>>>> to be expected?). Also on ASRock disabling CSM should ensure not > >>>>>>>>> booting a dual-bootstrap-capable system. This said, on the recent > >>>>>>>>> Fujitsu, it seems to boil down to a FreeBSD UEFI-firmware interaction > >>>>>>>>> problem, while the ASRock is still under suspicion to be broken by > >>>>>>>>> design. > >>>>>>>>>> > >>>>>>>>>> GPT partitions can never start from disk absolute sector 1; this is > >>>>>>>>>> because at sector 0 there is MBR (for compatibility), sector 1 is GPT > >>>>>>>>>> table and then sectors 2-33 have GPT partition table entries, so the > >>>>>>>>>> first possible data sector is 34 (absolute 34). Thats assuming 512B > >>>>>>>>>> sectors. For details see UEFI 2.7 Chapter 5.3.1 page 131. > >>>>>>>>> > >>>>>>>>> Thanks for the explanation. That implies the installer did right, > >>>>>>>>> gpart did also right and therefore there must be an issue with the > >>>>>>>>> stuff located within the EFI partition? > >>>>>>>> > >>>>>>>> Ok, so, it is not about UEFI bootcode but BIOS, and if we reach BIOS > >>>>>>>> loader at all or not - that is, if the BIOS bootstrap is actually > >>>>>>>> caring to read the MBR code and start it, since once the MBR code is > >>>>>>>> started, it is all about our code. > >>>>>>> > >>>>>>> I'm getting confused a bit here. Do you mean by "BIOS" the CSM? or do > >>>>>>> you mean that specific portion of the UEFI firmware, which looks for the > >>>>>>> proper UEFI partition? > >>>>>>> > >>>>>> > >>>>>> BIOS as either native or CSM. Note that from boot code point of view the > >>>>>> CSM boot *is* BIOS boot, we have no access to UEFI features. > >>>>>> > >>>>>>> > >>>>>>> The boxes in question, most notably the more recent Fujitsu Esprimo > >>>>>>> Q956, refuse booting UEFI, even if properly setup (in terms of what > >>>>>>> FreeBSD provides on recent CURRENT) is applied and CSM is switched off > >>>>>>> in the firmware. Again: GPT partition scheme. > >>>>>>> > >>>>>>> The system boots properly if a second partition of type "freebsd-boot" > >>>>>>> is applied and bootcode is properly applied via "gpart bootcode > >>>>>>> -b /boot/pmbr -p /boot/gptboot -i 2 ada0" (ada0 is the device). > >>>>>>>> > >>>>>>>> btw, you can try to validate the installed boot blocks by using recent > >>>>>>>> enough loader (usb or iso) and then you can use from OK prompt: > >>>>>>> > >>>>>>> lsdev provides me with the follwoing informations (CSM enabled): > >>>>>>> > >>>>>>> OK lsdev > >>>>>>> disk devices: > >>>>>>> disk0: BIOS DRIVE C ... > >>>>>>> > >>>>>>> disk0p1: EFI > >>>>>>> disk0p2: FreeBSD BOOT > >>>>>>> disk0p3: FreeBSD SWAP > >>>>>>> disk0p4: FreeBSD ZFS > >>>>>>> zfs devices: > >>>>>>> zfs:zroot > >>>>>>> > >>>>>>> OK chain disk0 > >>>>>>> open failed (so for disk0p{1-4}. > >>>>>>> > >>>>>>> OK chain zroot > >>>>>>> failed to read disk (just for completeness) > >>>>>> > >>>>>> > >>>>>> chain command does use only device name (such as disk0: or disk0p2: ), > >>>>>> but not zfs pool as device. I just found I haven?t ported the code to > >>>>>> read the file. > >>>>> > >>>>> ?? > >>>>> > >>>>>> > >>>>>> the point for chain command test is to see if the normal read and execute > >>>>>> would work, so in your case please try: > >>>>>> > >>>>>> chain disk0: > >>>>> > >>>>> As stated above, I did so, and the result is also mentioned above, I > >>>>> always get "open failed". > >>>>> This is the same for > >>>>> > >>>>> chain disk0 > >>>>> chain disk0p1 > >>>>> chain disk0p2 > >>>>> chain disk0p3 > >>>>> chain disk0p4 > >>>>> > >>>>> as already said. CSM is enabled in this case. > >>>> > >>>> sigh? chain command does take device as argument, device must always end > >>>> with colon?. in this case, the devil is in details:) as I wrote above, the > >>>> command should be: > >>>> > >>>> chain disk0: > >>>> > >>>> The disk0p1: etc will only work when partition boot code was installed > >>>> (which you most likely do not have - the only possible candidate could be > >>>> FreeBSD ZFS partition). > >>> > >>> The command "chain disk0:" works as expected (CSM enabled, GPT partition > >>> scheme, but with PMBR bootblock installed and freebsd-boot partition > >>> conatining gptzfsboot installed. > >>> > >>> > >>>> > >>>>> > >>>>>> > >>>>>> to read pmbr (512B) and execute it. The expected outcome would be that > >>>>>> pmbr boot code would browse the GPT, read stage1 from disk0p2: and > >>>>>> execute it; stage1 would detect FreeBSD ZFS from disk0p4: and load and > >>>>>> execute /boot/loader. If that will happen, it means the boot code in our > >>>>>> stages is just fine, but the bios (CSM) does not load pmbr?. if thats > >>>>>> true, it would mean that you either need to use UEFI boot or need to have > >>>>>> some hack to fool the BIOS or just not use GPT on that machine with > >>>>>> CSM. > >>>>> > >>>>> To make it clear here: The only way to boot this box is using CSM (as it > >>>>> is the same with the ASRock boards mentioned earlier). But my intention > >>>>> is to disable CSM and use a GPT/UEFI environment only! And GPT/UEFI > >>>>> doesn't work with FreeBSD, neither with 12-CURRENT, nor 11.2-RELENG. > >>>>> > >>>>> It would be nice if this could be fixed. I'm more interested in the fix on > >>>>> the recent Fujitsu device than the outdated ASRock crap, but if the fix > >>>>> for the Fujitsu Firmware could fix older issues as a byproduct, I'd > >>>>> appreciate that. > >>>>> > >>>>> Kind regards, > >>>>> > >>>> > >>>> ok, somehow I have lost that part of the discussion. Well, you wrote that > >>>> the UEFI boot fails when the first partition starts from sector 40 - does > >>>> it mean you have boot when the partition will start from some other > >>>> sector? I think, there is something else going on. > >>> > >>> Well, I simply try to describe what I "see" to make things disambiguous. I'm > >>> not familiar with the deeper insights of disk layouts on a binary level. So, > >>> you explained to me the reason, why ESP (EGI partition) starts at block 40. > >>> I compared that to the FreeBSD USB flash image FreeBSD provides, but this is > >>> another story since the image uses MBR scheme as I figured out. > >>> > >>> > >>>> > >>>> What you can do is to see if that firmware will offer you EFI shell option, > >>>> from there you can try to start the bootx64.efi manually and see what error > >>>> you will get. However, the number 1 cause for failing to start the > >>>> bootloader in UEFI is secure boot - we do not support it and secure boot > >>>> must be switched off. > >>>> > >>>> However, they seem to claim "The Secure Boot option is available in the > >>>> UEFI/BIOS of most if not all ASRock boards. It is disabled by default.? > >>>> > >>>> Still suggest to double check if thats really the case. Also, if the > >>>> bootx64.efi start will fail and no messages are appearing on screen, then > >>>> either there is something in firmware logs or you could get them from > >>>> trying to start bootx64.efi from UEFI shell. > >>> > >>> Since I'm with this problem since 2014 and try from time to time, be ausred > >>> that I tried every possible permutationof all reasonable options, even those > >>> nonsense, to get rid of that problem. > >>> > >>> I never had any problems with any other UEFI capable server/workstation > >>> firmware so far booting FreeBSD off in UEFI-native (GPT partition scheme, > >>> CSM disabled) so far - until now, when I ran into this Fujitsu ESPRIMO Q956 > >>> with the most recent firmware (as of lat week, week 29 of 2018) having the > >>> very same problems. > >>> > >>> > >>> > >>> I figured out something strange on the Fujitsu - and that is the same with > >>> the ASRock boards. > >>> > >>> We/I prepare some USB flash drives to boot a NanoBSD for a very small > >>> appliance, but nevertheless, the USB flash device is booted on Fujitsu > >>> servers with UEFI-only configurations. I assume at this point that > >>> disabling on the most recent Fujitsu firmwares on reasonable "new" hardware > >>> (not older than three years) will disable any(!) legacy BIOS capabilities. > >>> The same is assumed for the Fujitus ESPRIMO Q956. I can not speak for the > >>> ASRock A77 Pro4/m boards mentioned above/earlier, they are from 2012/2013 > >>> and "quite old". > >>> > >>> The NanoBSD image of ours doesn't have a "freebsd-boot" partition. The > >>> partition scheme of the flash device is GPT. The layout looks like this: > >>> > >>> gpart show -l da4 > >>> => 40 15425456 da4 GPT (7.4G) > >>> 40 2000 1 efiboot0 (1.0M) > >>> 2040 1453584 3 disk1a (710M) > >>> 1455624 4096 5 disk3 (2.0M) > >>> 1459720 13965776 - free - (6.7G) > >>> > >>> I created the flash with md, gpart and dd straightforward, efiboot0 is the > >>> ESP partition and its format/content is created via dd if=/boot/boot1.efifat > >>> of=/dev/da4p1 - I presume this is very simple. > >>> > >>> This USB flash device boots(!) successfully (UEFI!) on both the ASRock > >>> boards and the Esprimo Q956! > >>> > >>> But any SSD prepared the same way doesn't. Why? > >>> > >>> On the ASRock, I recall having fiddled around with HDD also for a while > >>> conatining Windows 7/SP1 and FreeBSD. Windows7 booted, FreeBSD - I can't > >>> remember. > >>> > >>> In the lack of proper hardware I'm unable to check whether USB-attached HDD > >>> or SSD will boot or HDD will boot (just in case the local SATA has problems > >>> booting UEFI and USB not). > >>> > >>> Kind regards, > >>> > >>> Oliver > >>> > >> > >> Am. well. I think the suggestion to test out FAT32 is still good one to test. > >> This is because it is known that some vendors do not support booting > >> FAT12/FAT16 from HDD (the likely reason is that UEFI specification does not > >> tell which FAT must be supported, and only hint about FAT12/FAT16 in context > >> of removable devices). > > > > I prepared yesterday a GTP/ZFS-only 11.2-RELENG on the ESPRIMO Q956. It took me > > a time to circumvent the installer and I had to install the system manually. In > > that strain, I also "tried" to establish the ESP with FAT32, as Allen Jude > > suggested earlier. I didn't find any ad hoc help how to find out the format > > (FAT12/16/32) of the ESP, so I assume when using 12-CURRENT's or 11.2-RELENG's > > installer with AUTO-ZFS and GPT (UEFI) (only!) the resulting ESP is FAT12 or > > FAT16 (300mb by default). I also assume, that when dd'ing the /boo/boot1.efifat > > image to a partition, the format is FAT, but not FAT32. Therefore, I refomatted > > the manually created ESP (using "gpart add -t efi ...") using "newfs_msdos -F > > 32 -b xxx ...". I had to fiddle around a bit with option -b to fit in a proper > > format to meet a 512mb ESP - I'm not sure whether this is the proper option to > > deal with. When using the default and only -F32, the size of the partition has > > to be 4G at least I assume. Having done that, I copied the the content of > > boot1.efifat (mdconfig -t vnode ..., I guess we know the drill ...) to the > > newly formatted ESP to /boot/efi/ ... > > > > Having so far no knowledge of how to asure that the created ESP is FAT32, I > > assume it is FAT32. > > > > The result is negative on the ESPRIMO Q956. When disabling the CSM, the box is > > not willing to boot from SSD with the ESP prepared as decribed. So, a chance > > that this might still be due to a misconfiguration lies now within the -b > > option of newfs_msdos - if the -b option is assumed the proper option? > > > > At the moment, the ESP of the Esprimo is subject to changes, if you wish, but > > not in size, since it is limited to 512mb. > > > > Thanks and kind regards, > > > > Oliver > > Yea, i was hoping fstyp command would report the FAT type, but it does not (request for feature?:) FYI, the file(1) command is very good at disecting a disk image to tell you what the MBR looks like, and at looking at partitions if pointed at them with the -s option. It should be able to detect FAT12/16/32. root_at_x230a:/home/ISO/x # file -s /dev/md2s1 /dev/md2s1: DOS/MBR boot sector, code offset 0x3c+2, OEM-ID "BSD4.4 ", root entries 512, sectors 1600 (volumes <=32 MB) , sectors/FAT 5, sectors/track 63, heads 1, serial number 0xbd4111ee, label: "EFISYS ", FAT (12 bit), followed by FAT > > However, the more annoying idea would be to install some OS which will boot with UEFI on this machine, then copy boot1.efi from freebsd to it (the default program the UEFI will load is ESP:EFI/boot/bootx64.efi in case of UEFI64 and ESP:EFI/boot/bootia32.efi for EFI32. However, we do not support EFI32. > > note that boot1.efi alone will not do much but printing on screen how it will search for freebsd, but for the purpose of the test it would suffice - that would give us confirmed working ESP file system (since the other os would be able to boot) and then we can confirm if boot1.efi itself is OK. -- Rod Grimes rgrimes_at_freebsd.orgReceived on Wed Jul 25 2018 - 12:30:38 UTC
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