Mark Kettenis <[email protected]> writes: >> Date: Tue, 30 Dec 2025 07:46:16 +0100 >> From: Rafael Sadowski <[email protected]> >> >> On Mon Dec 29, 2025 at 06:17:16PM -0800, [email protected] wrote: >> > I have the same machine and it works fine also, or at least it did last >> > time I tried. >> > Does it work if you ZZZ from the text console, right after boot? >> > -ml >> >> Yes and no. Instead of getting stuck in the kernel boot I ends up in a >> wired white artefact screen and then the only thing that helps is a hard >> reset. >> >> I also reset my BIOS settings to factory defaults. No changes except >> that my OpenBSD EFI boot entry was gone. >> >> Perhaps something with the GPU: >> >> dmesg| grep amd >> [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP >> amdpmc0 at acpi0: PEP_ >> amdpmc0: SMU program 0 version 76.93.0 >> amdgpio0 at acpi0 GPIO uid 0 addr 0xfed81500/0x400 irq 7, 184 pins >> amdgpu0 at pci6 dev 0 function 0 "ATI Hawk Point" rev 0xd0 >> drm0 at amdgpu0 >> amdgpu0: msi >> amdgpu0: IP DISCOVERY GC 11.0.1 12 CU rev 0x0c >> amdgpu0: 1920x1200, 32bpp >> wsdisplay0 at amdgpu0 mux 1: console (std, vt100 emulation), using wskbd0 > > My X13 Gen 4 AMD has essentially the same GPU: > > amdgpu0 at pci5 dev 0 function 0 "ATI Phoenix" rev 0xdd > drm0 at amdgpu0 > amdgpu0: msi > amdgpu0: IP DISCOVERY GC 11.0.1 12 CU rev 0x09 > amdgpu0: 1920x1200, 32bpp > > Hibernate "works" on this machine but: > > * After unhibernate, the framebuffer is filled with random crap; we > probably need to clear it in the driver somewhere.
Ditto on my T14Gen5. > > * After unhibernate, qwx(4) is somewhat hosed. It works, but if you > try to down the interface, it hangs. It seems that the "head > pointer" for one of the ring gets corrupted and this makes the > driver go into an infinite loop. I can break into that loop using > CTRL-ALT-ESC though (sysctl ddb.console=1). I'm investigating this > issue. I haven't used my qwx(4) in combo with hibernate that I can recall. > > * Sometimes I get a kernel that always produces a > > "unhibernate failed: original kernel changed" Ditto. Though when this happened a power cycle sometimes restored hibernate/resume functionality for me. > > message. -- .... Ken
