diff --git a/docs/system/riscv/virt.rst b/docs/system/riscv/virt.rst index f8ecec95f3..4b16e41d7f 100644 --- a/docs/system/riscv/virt.rst +++ b/docs/system/riscv/virt.rst @@ -168,14 +168,19 @@ Enabling TPM A TPM device can be connected to the virt board by following the steps below. -First launch the TPM emulator +First launch the TPM emulator: - swtpm socket --tpm2 -t -d --tpmstate dir=/tmp/tpm \ +.. code-block:: bash + + $ swtpm socket --tpm2 -t -d --tpmstate dir=/tmp/tpm \ --ctrl type=unixio,path=swtpm-sock -Then launch QEMU with: +Then launch QEMU with some additional arguments to link a TPM device to the backend: - ... +.. code-block:: bash + + $ qemu-system-riscv64 \ + ... other args .... \ -chardev socket,id=chrtpm,path=swtpm-sock \ -tpmdev emulator,id=tpm0,chardev=chrtpm \ -device tpm-tis-device,tpmdev=tpm0