mirror of https://github.com/proxmox/mirror_qemu
96 lines
2.3 KiB
C
96 lines
2.3 KiB
C
/*
|
|
* TPM configuration
|
|
*
|
|
* Copyright (C) 2011-2013 IBM Corporation
|
|
*
|
|
* Authors:
|
|
* Stefan Berger <stefanb@us.ibm.com>
|
|
*
|
|
* This work is licensed under the terms of the GNU GPL, version 2 or later.
|
|
* See the COPYING file in the top-level directory.
|
|
*/
|
|
#ifndef TPM_TPM_INT_H
|
|
#define TPM_TPM_INT_H
|
|
|
|
#include "exec/memory.h"
|
|
#include "tpm/tpm_tis.h"
|
|
|
|
/* overall state of the TPM interface */
|
|
struct TPMState {
|
|
ISADevice busdev;
|
|
MemoryRegion mmio;
|
|
|
|
union {
|
|
TPMTISEmuState tis;
|
|
} s;
|
|
|
|
uint8_t locty_number;
|
|
TPMLocality *locty_data;
|
|
|
|
char *backend;
|
|
TPMBackend *be_driver;
|
|
};
|
|
|
|
#define TPM(obj) OBJECT_CHECK(TPMState, (obj), TYPE_TPM_TIS)
|
|
|
|
struct TPMDriverOps {
|
|
enum TpmType type;
|
|
/* get a descriptive text of the backend to display to the user */
|
|
const char *(*desc)(void);
|
|
|
|
TPMBackend *(*create)(QemuOpts *opts, const char *id);
|
|
void (*destroy)(TPMBackend *t);
|
|
|
|
/* initialize the backend */
|
|
int (*init)(TPMBackend *t, TPMState *s, TPMRecvDataCB *datacb);
|
|
/* start up the TPM on the backend */
|
|
int (*startup_tpm)(TPMBackend *t);
|
|
/* returns true if nothing will ever answer TPM requests */
|
|
bool (*had_startup_error)(TPMBackend *t);
|
|
|
|
size_t (*realloc_buffer)(TPMSizedBuffer *sb);
|
|
|
|
void (*deliver_request)(TPMBackend *t);
|
|
|
|
void (*reset)(TPMBackend *t);
|
|
|
|
void (*cancel_cmd)(TPMBackend *t);
|
|
|
|
bool (*get_tpm_established_flag)(TPMBackend *t);
|
|
};
|
|
|
|
struct tpm_req_hdr {
|
|
uint16_t tag;
|
|
uint32_t len;
|
|
uint32_t ordinal;
|
|
} QEMU_PACKED;
|
|
|
|
struct tpm_resp_hdr {
|
|
uint16_t tag;
|
|
uint32_t len;
|
|
uint32_t errcode;
|
|
} QEMU_PACKED;
|
|
|
|
#define TPM_TAG_RQU_COMMAND 0xc1
|
|
#define TPM_TAG_RQU_AUTH1_COMMAND 0xc2
|
|
#define TPM_TAG_RQU_AUTH2_COMMAND 0xc3
|
|
|
|
#define TPM_TAG_RSP_COMMAND 0xc4
|
|
#define TPM_TAG_RSP_AUTH1_COMMAND 0xc5
|
|
#define TPM_TAG_RSP_AUTH2_COMMAND 0xc6
|
|
|
|
#define TPM_FAIL 9
|
|
|
|
#define TPM_ORD_GetTicks 0xf1
|
|
|
|
TPMBackend *qemu_find_tpm(const char *id);
|
|
int tpm_register_model(enum TpmModel model);
|
|
int tpm_register_driver(const TPMDriverOps *tdo);
|
|
void tpm_display_backend_drivers(void);
|
|
const TPMDriverOps *tpm_get_backend_driver(const char *type);
|
|
void tpm_write_fatal_error_response(uint8_t *out, uint32_t out_len);
|
|
|
|
extern const TPMDriverOps tpm_passthrough_driver;
|
|
|
|
#endif /* TPM_TPM_INT_H */
|