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CONFIG_HW_RANDOM_TPM: TPM HW Random Number Generator support

General informations

The Linux kernel configuration item CONFIG_HW_RANDOM_TPM has multiple definitions:

TPM HW Random Number Generator support found in drivers/char/hw_random/Kconfig

The configuration item CONFIG_HW_RANDOM_TPM:

Help text

This driver provides kernel-side support for the Random Number Generator in the Trusted Platform Module

To compile this driver as a module, choose M here: the module will be called tpm-rng.

If unsure, say Y.

TPM HW Random Number Generator support found in drivers/char/tpm/Kconfig

The configuration item CONFIG_HW_RANDOM_TPM:

Help text

This setting exposes the TPM's Random Number Generator as a hwrng device. This allows the kernel to collect randomness from the TPM at boot, and provides the TPM randomines in /dev/hwrng.

If unsure, say Y.

Hardware

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