Re: amd microcode

2023-07-24 Thread Christer Solskogen
On Tue, Jul 25, 2023 at 12:19 AM Courtney wrote: > > $ pkg_info | grep amd > amd-firmware-20230719 microcode update binaries for AMD CPUs > > I however, do not have the test code to check if you are impacted by > Zenbleed or not. There is test code, but it only compiles on Linux. > > Theo de Raadt

Re: amd microcode

2023-07-24 Thread Theo de Raadt
Jonathan Gray wrote: > On Mon, Jul 24, 2023 at 03:17:26PM -0700, Courtney wrote: > > $ pkg_info | grep amd > > amd-firmware-20230719 microcode update binaries for AMD CPUs > > It by no means covers all zen 2 models. ^^^ AMD's firmwar updates for the fix are incomplete. Some models won't get

Re: amd microcode

2023-07-24 Thread Jonathan Gray
On Mon, Jul 24, 2023 at 03:17:26PM -0700, Courtney wrote: > $ pkg_info | grep amd > amd-firmware-20230719 microcode update binaries for AMD CPUs It by no means covers all zen 2 models. See /etc/firmware/amd/README Family=0x17 Model=0x31 Stepping=0x00: Patch=0x0830107a Length=3200 bytes Family

Re: amd microcode

2023-07-24 Thread Courtney
$ pkg_info | grep amd amd-firmware-20230719 microcode update binaries for AMD CPUs I however, do not have the test code to check if you are impacted by Zenbleed or not. There is test code, but it only compiles on Linux. Theo de Raadt also put out info if you are doing syspatch for the new errat

amd microcode

2023-07-23 Thread Christer Solskogen
I just saw https://undeadly.org/cgi?action=article;sid=20230723185853 and was wondering how I can check if it works? Does or should the microcode update show up in dmesg or in some other log? -- chs