Re: Failed to detect SSD when installing Bullseye
Hi Bjørn, On Sat, Aug 21, 2021 at 4:38 PM Bjørn Mork wrote: > Great! Glad it could be resolved as easily as that. > > Probably a firmware bug. I don't know. Such issues are pretty common, > and disabling the IOMMU is the first thing you should try. Sometimes > it just doesn't play well with some other feature. If you don't need > it then you might as well just disable it. > > My Thinkpad fails to suspend if I enable both IOMMU and TPM 2.0. One of > them is OK, but not both. Go figure. This is https://bugs.debian.org/949020 > > For some background: > https://www.kernel.org/doc/html/latest/x86/intel-iommu.html > > There are also a number of other options than "off" you could try if you > want to play with it: > https://www.kernel.org/doc/html/v4.14/admin-guide/kernel-parameters.html > > Note that the bug has probably always been there in your PC firmware. > It showed up now because Debian changed the default from "off" to "on". > > Bjørn Thanks for the explanation, very helpful! Nikolay
Re: Failed to detect SSD when installing Bullseye
Hi Bjørn, On Sat, Aug 21, 2021 at 7:42 AM Bjørn Mork wrote: > try booting with intel_iommu=off on the kernel command line It works now, thanks for your help. Is there a known bug or something? Nikolay
Re: Failed to detect SSD when installing Bullseye
Nikolay Velyurov writes: > I tried to install Bullseye on my MacBookAir6,1 but the SSD is not detected: > > ACPI: SSDT 0x8CD7E000 00010B (v01 APPLE SataAhci 1000 > INTL 20100915) > libata version 3.00 loaded. > ahci :04:00.0: version 3.0 > ahci :04:00.0: AHCI 0001. 32 slots 1 ports 6 Gbps 0x1 impl SATA mode > ahci :04:00.0: flags: 64bit ncq sntf led pio slum part > scsi host0: ahci > ata1: SATA max UDMA/133 abar m512@0xb070 port 0xb0700100 irq 54 > DMAR: DRHD: handling fault status reg 2 > DMAR: [DMA Write] Request device [04:00.1] PASID fault addr > fffe [fault reason 02] Present bit in context entry is clear try booting with intel_iommu=off on the kernel command line Bjørn