1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2022 Beckhoff Automation GmbH & Co. KG 5 * Author: Corvin Köhne <c.koehne@beckhoff.com> 6 */ 7 8 #pragma once 9 10 #include <vmmapi.h> 11 12 #include "acpi_device.h" 13 #include "config.h" 14 #include "tpm_device.h" 15 #include "tpm_emul.h" 16 17 #define TPM_INTF_TYPE_FIFO_PTP 0x0 18 #define TPM_INTF_TYPE_CRB 0x1 19 #define TPM_INTF_TYPE_FIFO_TIS 0xF 20 21 #define TPM_INTF_VERSION_FIFO 0 22 #define TPM_INTF_VERSION_CRB 1 23 24 #define TPM_INTF_CAP_CRB_DATA_XFER_SIZE_4 0 25 #define TPM_INTF_CAP_CRB_DATA_XFER_SIZE_8 1 26 #define TPM_INTF_CAP_CRB_DATA_XFER_SIZE_32 2 27 #define TPM_INTF_CAP_CRB_DATA_XFER_SIZE_64 3 28 29 #define TPM_INTF_SELECTOR_FIFO 0 30 #define TPM_INTF_SELECTOR_CRB 1 31 32 struct tpm_intf { 33 const char *name; 34 35 int (*init)(void **sc, struct tpm_emul *emul, void *emul_sc, 36 struct acpi_device *acpi_dev); 37 void (*deinit)(void *sc); 38 int (*build_acpi_table)(void *sc, struct vmctx *vm_ctx); 39 }; 40 #define TPM_INTF_SET(x) DATA_SET(tpm_intf_set, x) 41