On 4/30/21 1:24 AM, Yang Zhong wrote:
> This QMP query command can be used by some userspaces to retrieve
> the SGX information when SGX is enabled on Intel platform.
>
> Signed-off-by: Yang Zhong <yang.zh...@intel.com>
> ---
> monitor/qmp-cmds.c | 6 ++++++
> qapi/misc.json | 42 ++++++++++++++++++++++++++++++++++++++
> tests/qtest/qmp-cmd-test.c | 1 +
> 3 files changed, 49 insertions(+)
>
> +++ b/qapi/misc.json
> @@ -519,3 +519,45 @@
> 'data': { '*option': 'str' },
> 'returns': ['CommandLineOptionInfo'],
> 'allow-preconfig': true }
> +
> +##
> +# @SGXInfo:
> +#
> +# Information about intel Safe Guard eXtension (SGX) support
> +#
> +# @sgx: true if SGX is support
is supported
> +#
> +# @sgx1: true if SGX1 is support
> +#
> +# @sgx2: true if SGX2 is support
> +#
> +# @flc: true if FLC is support
again, for each of these too.
> +#
> +# @section-size: The EPC section size for guest
> +#
> +# Since: 5.1
6.1 (5.1 was last year).
> +##
> +{ 'struct': 'SGXInfo',
> + 'data': { 'sgx': 'bool',
> + 'sgx1': 'bool',
> + 'sgx2': 'bool',
> + 'flc': 'bool',
> + 'section-size': 'uint64'}}
> +
> +##
> +# @query-sgx:
> +#
> +# Returns information about SGX
> +#
> +# Returns: @SGXInfo
> +#
> +# Since: 5.1
6.1
> +#
> +# Example:
> +#
> +# -> { "execute": "query-sgx" }
> +# <- { "return": { "sgx": true, "sgx1" : true, "sgx2" : true,
> +# "flc": true, "section-size" : 0 } }
> +#
> +##
> +{ 'command': 'query-sgx', 'returns': 'SGXInfo' }
> diff --git a/tests/qtest/qmp-cmd-test.c b/tests/qtest/qmp-cmd-test.c
> index c98b78d033..b75f3364f3 100644
> --- a/tests/qtest/qmp-cmd-test.c
> +++ b/tests/qtest/qmp-cmd-test.c
> @@ -100,6 +100,7 @@ static bool query_is_ignored(const char *cmd)
> /* Success depends on Host or Hypervisor SEV support */
> "query-sev",
> "query-sev-capabilities",
> + "query-sgx",
> NULL
> };
> int i;
>
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3226
Virtualization: qemu.org | libvirt.org
