Date: Wed, 9 Aug 2023 15:08:46 +0200 From: Christian Weisgerber <naddy@mips.inka.de> To: freebsd-security@freebsd.org Subject: Re: Downfall microcode update Message-ID: <ZNOP3jrj2s7Pl7pC@lorvorc.mips.inka.de> In-Reply-To: <189d93e0238.2805.fa4b1493b064008fe79f0f905b8e5741@Leidinger.net> References: <E2A96C20-6F5D-42B0-A16D-BF70CBB6B99B@lassitu.de> <189d93e0238.2805.fa4b1493b064008fe79f0f905b8e5741@Leidinger.net>
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Alexander Leidinger: > The real microcode is in sysutils/devcpu-data-intel and updated much more > recently. > > You can load the microcode from loader, Specifically, I have this in /boot/loader.conf: cpu_microcode_load="YES" cpu_microcode_name="/boot/firmware/intel-ucode.bin" > or from a rc.d service. Updating the CPU microcode _after_ the kernel has started seems questionable. -- Christian "naddy" Weisgerber naddy@mips.inka.de
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