From 7fc93cae4903c5332b8ae94e1517f7c79f250a4d Mon Sep 17 00:00:00 2001 From: Masahisa Kojima Date: Thu, 4 Nov 2021 22:59:16 +0900 Subject: efi_loader: add EFI_TCG2_PROTOCOL.SubmitCommand This commit adds the EFI_TCG2_PROTOCOL.SubmitCommand required in the TCG PC Client PFP spec. SubmitCommand enables to send the raw command to the TPM device. To implement this api, tpm2_submit_command() is added into tpm-v2.c. Signed-off-by: Masahisa Kojima Reviewed-by: Ilias Apalodimas --- include/tpm-v2.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'include') diff --git a/include/tpm-v2.h b/include/tpm-v2.h index 13b3db67c60..947458b0bdf 100644 --- a/include/tpm-v2.h +++ b/include/tpm-v2.h @@ -641,4 +641,17 @@ u32 tpm2_write_lock(struct udevice *dev, u32 index); */ u32 tpm2_disable_platform_hierarchy(struct udevice *dev); +/** + * submit user specified data to the TPM and get response + * + * @dev TPM device + * @sendbuf: Buffer of the data to send + * @recvbuf: Buffer to save the response to + * @recv_size: Pointer to the size of the response buffer + * + * @return code of the operation + */ +u32 tpm2_submit_command(struct udevice *dev, const u8 *sendbuf, + u8 *recvbuf, size_t *recv_size); + #endif /* __TPM_V2_H */ -- cgit v1.3.1