TPM(4) | Device Drivers Manual | TPM(4)

# NAME

`tpm` — Trusted Platform Module device

# SYNOPSIS

`tpm* at acpi?`

# DESCRIPTION

The `tpm` driver supports devices implementing the TPM Interface Spec 1.2.

Supported devices include:

- Atmel 97SC3203
- Broadcom BCM0102
- Infineon IFX SLD 9630 TT 1.1 and IFX SLB 9635 TT 1.2
- Intel INTC0102
- Sinosun SNS SSX35
- STM ST19WP18
- Winbond WEC WPCT200

# HISTORY

The `tpm` driver first appeared in OpenBSD 6.1.

# AUTHORS

The `tpm` driver was initially written by Michael Shalayeff and Hans-Joerg Hoexer.

# CAVEATS

Functionality is limited to instructing the device to save its state before a system suspend.

September 12, 2021 | Debian