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Small udpates to TPM2_PCR_MEASUREMENTS page (#37978)

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Luca Boccassi
2025-06-26 14:28:03 +01:00
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parent 76a71fb64d 85b84437c8
commit 4cce53b76a
1 changed files with 5 additions and 1 deletions
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6
docs/TPM2_PCR_MEASUREMENTS.md
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@@ -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`).
@@ -41,7 +45,7 @@ used for new, additional measurements.
## PCR Measurements Made by `systemd-boot` (UEFI)
### PCS 5, `EV_EVENT_TAG`, `loader.conf`
### PCR 5, `EV_EVENT_TAG`, `loader.conf`
The content of `systemd-boot`'s configuration file, `loader/loader.conf`, is
measured as a tagged event.