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From:
Stuart Henderson <stu@spacehopper.org>
Subject:
Re: USB network control mode driver uncm(4)
To:
Jan Schreiber <jes@posteo.de>, Theo de Raadt <deraadt@openbsd.org>, tech@openbsd.org
Date:
Wed, 7 Oct 2026 04:36:09 +0100

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On 2026/10/06 07:04, Stefan Sperling wrote:
> CVSROOT:	/cvs
> Module name:	src
> Changes by:	stsp@cvs.openbsd.org	2026/10/06 07:04:10
> 
> Modified files:
> 	sys/arch/amd64/conf: RAMDISK_CD 
> 
> Log message:
> enable uncm(4) in the installer on amd64
> 
> This gives us another way to do firmware-less installs over the network.

mkr with GENERIC and RAMDISK_CD is happy on i386. I also noticed that
RAMDISK_CD doesn't have urndis, so added that too. ok?

Index: conf/GENERIC
===================================================================
RCS file: /cvs/src/sys/arch/i386/conf/GENERIC,v
diff -u -p -r1.866 GENERIC
--- conf/GENERIC	16 Jul 2026 21:30:40 -0000	1.866
+++ conf/GENERIC	6 Oct 2026 12:46:37 -0000
@@ -297,6 +297,7 @@ kue*	at uhub?		# Kawasaki KL5KUSB101B ba
 smsc*	at uhub?		# SMSC LAN95xx Ethernet
 cdce*	at uhub?		# CDC Ethernet
 urndis*	at uhub?		# Remote NDIS Ethernet
+uncm*	at uhub?		# Network Control Model
 upl*	at uhub?		# Prolific PL2301/PL2302 host-to-host `network'
 ugl*	at uhub?		# Genesys Logic GL620USB-A host-to-host `network'
 udav*	at uhub?		# Davicom DM9601 based Ethernet
Index: conf/RAMDISK_CD
===================================================================
RCS file: /cvs/src/sys/arch/i386/conf/RAMDISK_CD,v
diff -u -p -r1.256 RAMDISK_CD
--- conf/RAMDISK_CD	16 Jul 2026 21:30:40 -0000	1.256
+++ conf/RAMDISK_CD	6 Oct 2026 12:47:09 -0000
@@ -103,6 +103,8 @@ url*		at uhub?		# Realtek RTL8150L based
 ure*		at uhub?		# Realtek RTL8152 based adapters
 wi*		at uhub?		# WaveLAN IEEE 802.11DS
 ural*		at uhub?		# Ralink RT2500
+urndis*		at uhub?		# Remote NDIS Ethernet
+uncm*		at uhub?		# Network Control Model
 rum*		at uhub?		# Ralink RT2501USB/RT2601USB
 run*		at uhub?		# Ralink RT2700U/RT2800U/RT3000U
 mtw*		at uhub?		# MediaTek MT7601U