From ab7e55f19547fb04662d4330d00ae72044634acf Mon Sep 17 00:00:00 2001 From: =?utf8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= Date: Thu, 26 Jun 2025 12:16:59 +0200 Subject: [PATCH] docs/TPM2_PCR_MEASUREMENTS: link to the PCR registry page --- docs/TPM2_PCR_MEASUREMENTS.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/docs/TPM2_PCR_MEASUREMENTS.md b/docs/TPM2_PCR_MEASUREMENTS.md index 2931c22be82..b7f0b09771c 100644 --- a/docs/TPM2_PCR_MEASUREMENTS.md +++ b/docs/TPM2_PCR_MEASUREMENTS.md @@ -16,6 +16,10 @@ measurements listed below are (by default) only done if a system is booted with to systemd's UEFI-mode measurements, and if the latter are not done the former aren't made either. +See +[Linux TPM PCR Registry](https://uapi-group.org/specifications/specs/linux_tpm_pcr_registry/) +for an overview of PCRs. + systemd will measure to PCRs 5 (`boot-loader-config`), 11 (`kernel-boot`), 12 (`kernel-config`), 13 (`sysexts`), 15 (`system-identity`). -- 2.47.3