> On 22 Mar 2018, at 12:13, Jakob Alvermark <jakob_at_alvermark.net> wrote: > > Hi! > > > Just updated to r331345. > > Two problems: > > 1. boot/efi.4th is added to /usr/src/ObsoleteFiles.inc but still included in loader.rc. Loader fails to load it and subsequently fails to load modules. Reinstalling efi.4th problem 2 appears. > > > 2. Fixing problem 1 and adding efirt_load="YES" to /boot/loader.conf makes the kernel panic instantly. Photo of panic: https://photos.app.goo.gl/ph3yQukOAUdQpsvK2 > > > Jakob The efi.4th was introduced and later removed by Warner, a bit too hastily perhaps… but perhaps it is better to note the partial revert of the removal or something like that:) rgds, toomas > > > On 03/22/18 01:45, Kyle Evans wrote: >> Hello! >> >> A number of changes have gone in recently pertaining to UEFI booting >> and UEFI runtime services. The changes with the most damaging >> potential are: >> >> We now put UEFI runtime services into virtual address mode, fixing >> runtime services with U-Boot/UEFI as well as the firmware >> implementation in many Lenovos. The previously observed behavior was a >> kernel panic upon invocation of efibootmgr/efivar, or a kernel panic >> just loading efirt.ko or compiling EFIRT into the kernel. >> >> Graphics mode selection is now done differently to avoid regression >> caused by r327058 while still achieving the same effect. The observed >> regression was that the kernel would usually end up drawing >> incorrectly at the old resolution on a subset of the screen, due to >> incorrect framebuffer information. >> >> Explicit testing of these changes, the latest of which happened in >> r331326, and any feedback from this testing would be greatly >> appreciated. Testing should be done with either `options EFIRT` in >> your kernel config or efirt.ko loaded along with updated bootloader >> bits. >> >> I otherwise plan to MFC commits involved with the above-mentioned >> changes by sometime in the first week of April, likely no earlier than >> two (2) weeks from now on April 4th. >> >> Thanks, >> >> Kyle Evans >> _______________________________________________ >> freebsd-current_at_freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-current >> To unsubscribe, send any mail to"freebsd-current-unsubscribe_at_freebsd.org" > > _______________________________________________ > freebsd-current_at_freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org"Received on Thu Mar 22 2018 - 09:52:12 UTC
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