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Arm virt psci on armmonitorlib #5933

Merged
merged 3 commits into from
Jul 27, 2024
Merged

Arm virt psci on armmonitorlib #5933

merged 3 commits into from
Jul 27, 2024

Commits on Jul 27, 2024

  1. ArmVirtPkg: Move to generic ArmPsciResetSystemLib 

    Switch to the new, generic ArmPsciResetSystemLib implementation that
obtains the conduit using ArmMonitorLib, of which a version already
exists that determines the conduit by looking up the PSCI DT node.
This permits the removal of the ArmVirtPkg specific implementation of
ResetSystemLib, which essentially does the exact same thing, but in a
single library.

Signed-off-by: Ard Biesheuvel <[email protected]>
    @ardbiesheuvel
    ardbiesheuvel committed Jul 27, 2024
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  2. ArmVirtPkg: Implement DT-based ArmMonitorLib for the PEI phase 

    The TPM2 related PEIMs depend on ResetSystemLib too, and so in order to
be able to switch to the generic ArmPkg implementation which relies on
ArmMonitorLib, the latter library class requires a PEIM-compatible
implementation too.

Signed-off-by: Ard Biesheuvel <[email protected]>
    @ardbiesheuvel
    ardbiesheuvel committed Jul 27, 2024
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  3. ArmVirtPkg/ArmVirtQemu: Switch to generic ResetSystemLib 

    Retire the special ResetSystemLib implementation for the PEI phase on
virtual platforms, which has been superseded by the generic version
combined with a PEI-compatible implementation of ArmMonitorLib.

Signed-off-by: Ard Biesheuvel <[email protected]>
    @ardbiesheuvel
    ardbiesheuvel committed Jul 27, 2024
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