Re: [Qemu-devel] [PATCH V13 4/7] Build the TPM frontend code

[Stefan Berger <stefanb@linux.vnet.ibm.com>]

On 12/12/2011 06:24 PM, Anthony Liguori wrote:
> On 12/12/2011 01:12 PM, Stefan Berger wrote:
>> Build the TPM frontend code that has been added so far.
>>
>> Signed-off-by: Stefan Berger<stefanb@linux.vnet.ibm.com>
>> ---
>>   Makefile.target |    1 +
>>   configure       |   11 +++++++++++
>>   2 files changed, 12 insertions(+), 0 deletions(-)
>>
>> diff --git a/Makefile.target b/Makefile.target
>> index 39b2e5a..37d5d10 100644
>> --- a/Makefile.target
>> +++ b/Makefile.target
>> @@ -205,6 +205,7 @@ obj-$(CONFIG_REALLY_VIRTFS) += 
>> 9pfs/virtio-9p-device.o
>>   obj-$(CONFIG_KVM) += kvm.o kvm-all.o
>>   obj-$(CONFIG_NO_KVM) += kvm-stub.o
>>   obj-y += memory.o
>> +obj-$(CONFIG_TPM) += tpm.o tpm_tis.o
>>   LIBS+=-lz
>>
>>   QEMU_CFLAGS += $(VNC_TLS_CFLAGS)
>> diff --git a/configure b/configure
>> index cc5ae87..385feb4 100755
>> --- a/configure
>> +++ b/configure
>> @@ -185,6 +185,7 @@ opengl=""
>>   zlib="yes"
>>   guest_agent="yes"
>>   libiscsi=""
>> +tpm="no"
>
> Please probe instead of requiring it to be explicitly enabled.

At this point there is not much to probe. We're only building the 
front-end with no backend, i.e., passthrough, being built in.

    Stefan

>
> Regards,
>
> Anthony Liguori
>
>>
>>   # parse CC options first
>>   for opt do
>> @@ -784,6 +785,8 @@ for opt do
>>     ;;
>>     --disable-guest-agent) guest_agent="no"
>>     ;;
>> +  --enable-tpm) tpm="yes"
>> +  ;;
>>     *) echo "ERROR: unknown option $opt"; show_help="yes"
>>     ;;
>>     esac
>> @@ -1070,6 +1073,7 @@ echo "  --disable-usb-redir      disable usb 
>> network redirection support"
>>   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 ""
>>   echo "NOTE: The object files are built at the place where configure 
>> is launched"
>>   exit 1
>> @@ -2845,6 +2849,7 @@ echo "usb net redir     $usb_redir"
>>   echo "OpenGL support    $opengl"
>>   echo "libiscsi support  $libiscsi"
>>   echo "build guest agent $guest_agent"
>> +echo "TPM support       $tpm"
>>
>>   if test "$sdl_too_old" = "yes"; then
>>   echo "->  Your SDL version is too old - please upgrade to have SDL 
>> support"
>> @@ -3714,6 +3719,12 @@ if test "$gprof" = "yes" ; then
>>     fi
>>   fi
>>
>> +if test "$tpm" = "yes"; then
>> +  if test "$target_softmmu" = "yes" ; then
>> +    echo "CONFIG_TPM=y">>  $config_host_mak
>> +  fi
>> +fi
>> +
>>   if test "$ARCH" = "tci"; then
>>     linker_script=""
>>   else
>