On 08.09.20 12:16, Jan-Marc Stranz wrote: > Thank you for the explanations! > > For the IOMMU support I have to activate some options in the kernel > configuration: > CONFIG_IOMMU_SUPPORT=y > CONFIG_INTEL_IOMMU=y > > However, there are numerous other options: > CONFIG_IOMMU_IOVA > CONFIG_IOMMU_API > CONFIG_IOMMU_DEBUGFS > CONFIG_IOMMU_DEFAULT_PASSTHROUGH > CONFIG_INTEL_IOMMU_DEFAULT_ON > CONFIG_DMAR_TABLE > > If I activate all of these options, the Linux kernel won't start!
That would possibly be an upstream issue because Jailhouse is not in the game at that stage (assuming you are talking about the root kernel boot). > Which options should be activated and which options shouldn't be activated? Possibly CONFIG_IOMMU_DEFAULT_PASSTHROUGH: "If unsure, say N here." Jan -- Siemens AG, Corporate Technology, CT RDA IOT SES-DE Corporate Competence Center Embedded Linux -- You received this message because you are subscribed to the Google Groups "Jailhouse" group. To unsubscribe from this group and stop receiving emails from it, send an email to jailhouse-dev+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/jailhouse-dev/c31c0a2f-17a4-d970-5f5a-7d26a148a740%40siemens.com.
