Re: [PATCH v6 16/23] xen/riscv: generate IMSIC DT node for guest domains
Jan Beulich <[email protected]>
| Newsgroups | org.xenproject.lists.xen-devel |
|---|---|
| Message-ID | <[email protected]> |
On 20.07.2026 17:59, Oleksii Kurochko wrote: > Guests using the IMSIC interrupt controller require a corresponding > Device Tree description. > > Add support for generating an IMSIC node when building the guest DT. > This allows guests to discover and use the IMSIC interrupt controller. > > The value choosen for GUEST_IMSIC_S_BASE is an address which is typically > used for IMSIC and QEMU. > > DT-building functions are marked __init because domain creation happens at > boot time, before the init sections are freed. In a typical deployment > libxl creates the interrupt controller node in userspace and hands the > complete FDT to Xen, so these functions are only called during early > domain construction. > > Co-developed-by: Romain Caritey <[email protected]> > Signed-off-by: Oleksii Kurochko <[email protected]> Acked-by: Jan Beulich <[email protected]>