On Fri, Jun 19, 2026 at 05:13:25PM +0200, Kirill A. Korinsky wrote:
> tech@,
> 
> I'd like em driver to both GENERIC and RAMDISK kernel.
> 
> I almost sure that octeon device with e1000 do not exists, but it is very
> useful for emulation in QEMU for example.
> 
> Implement Octeon's NIC is tricky, but reuse e1000 seems a nice shortcut.

I do not see the point of adding this for QEMU. Currently, QEMU does
not seem able to emulate an actual OCTEON system. There is no emulation
for the central interrupt unit, for example.

> Index: sys/arch/octeon/conf/GENERIC
> ===================================================================
> RCS file: /home/cvs/src/sys/arch/octeon/conf/GENERIC,v
> diff -u -p -r1.62 GENERIC
> --- sys/arch/octeon/conf/GENERIC	16 May 2025 16:35:12 -0000	1.62
> +++ sys/arch/octeon/conf/GENERIC	19 Jun 2026 11:45:04 -0000
> @@ -51,6 +51,9 @@ pci*		at pcibus?
>  ppb*		at pci?		# PCI-PCI bridges
>  pci*		at ppb?
>  
> +# PCI Ethernet
> +em*		at pci?		# Intel Pro/1000 ethernet
> +
>  octsmi*		at fdt?		# MDIO controller
>  com*		at fdt_octeon?
>  octcib*		at fdt?		# Interrupt controller
> Index: sys/arch/octeon/conf/RAMDISK
> ===================================================================
> RCS file: /home/cvs/src/sys/arch/octeon/conf/RAMDISK,v
> diff -u -p -r1.47 RAMDISK
> --- sys/arch/octeon/conf/RAMDISK	11 Jan 2023 03:28:42 -0000	1.47
> +++ sys/arch/octeon/conf/RAMDISK	19 Jun 2026 12:53:43 -0000
> @@ -49,6 +49,9 @@ pci*		at pcibus?
>  ppb*		at pci?
>  pci*		at ppb?
>  
> +# PCI Ethernet
> +em*		at pci?		# Intel Pro/1000 ethernet
> +
>  octsmi*		at fdt?		# MDIO controller
>  com*		at fdt_octeon?
>  octcib*		at fdt?		# Interrupt controller
> 
> -- 
> wbr, Kirill
>