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slaunch: move TPM relinquish locality call after ExitBootServices #31

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slaunch: move TPM relinquish locality call after ExitBootServices #31

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2 changes: 2 additions & 0 deletions grub-core/loader/slaunch/dlstub.c
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,8 @@ void dl_entry (grub_uint64_t dl_ctx)

if (slparams->platform_type == SLP_INTEL_TXT)
{
grub_tpm_relinquish_locality (0);

err = grub_set_mtrrs_for_acmod ((void *)(grub_addr_t)slparams->dce_base);
if (err)
{
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3 changes: 0 additions & 3 deletions grub-core/loader/slaunch/txt.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1085,9 +1085,6 @@ grub_txt_boot_prepare (struct grub_slaunch_params *slparams)
grub_setup_slr_table (slparams, (struct grub_slr_entry_hdr *)&slr_intel_info_staging);
set_txt_info_ptr (slparams, os_mle_data);

grub_tpm_relinquish_locality (0);
grub_dprintf ("slaunch", "Relinquished TPM locality 0\n");

grub_dprintf ("slaunch", "CPU prepared for secure launch\n");

if (!(grub_rdmsr (GRUB_MSR_X86_APICBASE) & GRUB_MSR_X86_APICBASE_BSP))
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