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TPM(4)                DragonFly Kernel Interfaces Manual                TPM(4)


tpm - Trusted Platform Module


To compile this driver into the kernel, place the following lines in your kernel configuration file: device tpm Alternatively, to load the driver as a module at boot time, place the following line in loader.conf(5): tpm_load="YES"


The tpm driver provides support for various trusted platform modules (TPM) that can store cryptographic keys. Supported modules: * 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


intro(4) The homepage of the BSSSD project, which developed the original tpm driver: http://bsssd.sourceforge.net/. TPM main specification can be found at: https://trustedcomputinggroup.org/resource/tpm-main-specification/.


TPM Main Specification Level 2 Version 1.2: - ISO/IEC, 11889-1:2009, Information technology -- Trusted Platform Module -- Part 1: Overview, https://www.iso.org/standard/50970.html. - ISO/IEC, 11889-2:2009, Information technology -- Trusted Platform Module -- Part 2: Design principles, https://www.iso.org/standard/50971.html. - ISO/IEC, 11889-3:2009, Information technology -- Trusted Platform Module -- Part 3: Structures, https://www.iso.org/standard/50972.html.


The tpm driver first appeared in FreeBSD 8.2 and was later added to OpenBSD 6.1.


The tpm driver was written by Michael Shalayeff and Hans-Joerg Hoexer. DragonFly 5.9-DEVELOPMENT September 10, 2020 DragonFly 5.9-DEVELOPMENT

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