Commit d99c1ba6 authored Nov 07, 2019 by Xinwei Kong Committed by Ard Biesheuvel Nov 07, 2019

efi: libstub/tpm: enable tpm eventlog function for ARM platforms



Wire up the existing code for ARM that loads the TPM event log into
OS accessible buffers while running the EFI stub so that the kernel
proper can access it at runtime.

Tested-by: Zou Cao <zoucao@linux.alibaba.com>
Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>

parent 0d959814

drivers/firmware/efi/libstub/arm-stub.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -189,6 +189,8 @@ unsigned long efi_entry(void handle, efi_system_table_t sys_table,
		goto fail_free_cmdline;
		}

		efi_retrieve_tpm2_eventlog(sys_table);

		/* Ask the firmware to clear memory on unclean shutdown */
		efi_enable_reset_attack_mitigation(sys_table);

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