Re: [Qemu-devel] [PATCH V13 6/7] Introduce --enable-tpm-passthrough configure option

[Anthony Liguori <anthony@codemonkey.ws>]

On 12/12/2011 01:12 PM, Stefan Berger wrote:
> Introduce --enable-tpm-passthrough configure option.
>
> Signed-off-by: Stefan Berger<stefanb@linux.vnet.ibm.com>
> ---
>   configure |   16 +++++++++++++++-
>   1 files changed, 15 insertions(+), 1 deletions(-)
>
> diff --git a/configure b/configure
> index 25995bc..ffb599e 100755
> --- a/configure
> +++ b/configure
> @@ -186,6 +186,7 @@ zlib="yes"
>   guest_agent="yes"
>   libiscsi=""
>   tpm="no"
> +tpm_passthrough="no"

Same as before, please probe for existence.

Regards,

Anthony Liguori

>
>   # parse CC options first
>   for opt do
> @@ -787,11 +788,20 @@ for opt do
>     ;;
>     --enable-tpm) tpm="yes"
>     ;;
> +  --enable-tpm-passthrough) tpm_passthrough="yes"
> +  ;;
>     *) echo "ERROR: unknown option $opt"; show_help="yes"
>     ;;
>     esac
>   done
>
> +if test "$tpm" = "no" ; then
> +    if test "$tpm_passthrough" = "yes"; then
> +        echo "ERROR: --enable-tpm-passthrough requires --enable-tpm"
> +        exit 1
> +    fi
> +fi
> +
>   #
>   # If cpu ~= sparc and  sparc_cpu hasn't been defined, plug in the right
>   # QEMU_CFLAGS/LDFLAGS (assume sparc_v8plus for 32-bit and sparc_v9 for 64-bit)
> @@ -1074,6 +1084,7 @@ echo "  --enable-usb-redir       enable usb network redirection support"
>   echo "  --disable-guest-agent    disable building of the QEMU Guest Agent"
>   echo "  --enable-guest-agent     enable building of the QEMU Guest Agent"
>   echo "  --enable-tpm             enable TPM support"
> +echo "  --enable-tpm-passthrough enable TPM passthrough driver"
>   echo ""
>   echo "NOTE: The object files are built at the place where configure is launched"
>   exit 1
> @@ -2850,6 +2861,7 @@ echo "OpenGL support    $opengl"
>   echo "libiscsi support  $libiscsi"
>   echo "build guest agent $guest_agent"
>   echo "TPM support       $tpm"
> +echo "TPM passthrough   $tpm_passthrough"
>
>   if test "$sdl_too_old" = "yes"; then
>   echo "->  Your SDL version is too old - please upgrade to have SDL support"
> @@ -3722,7 +3734,9 @@ fi
>   if test "$tpm" = "yes"; then
>     if test "$target_softmmu" = "yes" ; then
>       if test "$linux" = "yes" ; then
> -      echo "CONFIG_TPM_PASSTHROUGH=y">>  $config_target_mak
> +      if test "$tpm_passthrough" = "yes" ; then
> +        echo "CONFIG_TPM_PASSTHROUGH=y">>  $config_target_mak
> +      fi
>       fi
>       echo "CONFIG_TPM=y">>  $config_host_mak
>     fi