On Wed, Sep 08, 2021 at 12:04:19PM +0200, Paolo Bonzini wrote:
> From: Yang Zhong <yang.zh...@intel.com>
>
> Since there is no fill_device_info() callback support, and when we
> execute "info memory-devices" command in the monitor, the segfault
> will be found.
>
> This patch will add this callback support and "info memory-devices"
> will show sgx epc memory exposed to guest. The result as below:
>
> +++ b/qapi/machine.json
> @@ -1220,6 +1220,29 @@
> 'data': { 'sgx-epc': ['SgxEPC'] }
> }
>
> +##
> +# @SgxEPCDeviceInfo:
> +#
> +# Sgx EPC state information
> +#
> +# @id: device's ID
> +#
> +# @memaddr: physical address in memory, where device is mapped
> +#
> +# @size: size of memory that the device provides
> +#
> +# @memdev: memory backend linked with device
> +#
> +# Since: 6.1
And another spot for a followup patch for 6.2 designation.
> +##
> +{ 'struct': 'SgxEPCDeviceInfo',
> + 'data': { '*id': 'str',
> + 'memaddr': 'size',
> + 'size': 'size',
> + 'memdev': 'str'
> + }
> +}
> +
> ##
> # @MemoryDeviceInfo:
> #
> @@ -1234,7 +1257,8 @@
> 'data': { 'dimm': 'PCDIMMDeviceInfo',
> 'nvdimm': 'PCDIMMDeviceInfo',
> 'virtio-pmem': 'VirtioPMEMDeviceInfo',
> - 'virtio-mem': 'VirtioMEMDeviceInfo'
> + 'virtio-mem': 'VirtioMEMDeviceInfo',
> + 'sgx-epc': 'SgxEPCDeviceInfo'
> }
> }
>
> --
> 2.31.1
>
>
>
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3266
Virtualization: qemu.org | libvirt.org
