izzy/xemu
0
0
Fork 0
mirror of https://github.com/izzy2lost/xemu.git synced 2026-07-06 00:20:22 -07:00
Code Issues Packages Projects Releases Wiki Activity

Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

Browse Source 
* improve compatibility for macOS scripts/entitlement.sh (Evan)
* add support for KVM_GUESTDBG_BLOCKIRQ (Maxim)
* update linux-headers to Linux 5.16 (myself)
* configure cleanups (myself)
* lsi53c895a assertion failure fix (Philippe)
* fix incorrect description for die-id (Yanan)
* support for NUMA in SGX enclave memory (Yang Zhong)

# gpg: Signature made Wed 15 Dec 2021 02:49:44 AM PST
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [unknown]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* tag 'for-upstream' of https://gitlab.com/bonzini/qemu:
  configure: remove dead variables
  doc: Add the SGX numa description
  numa: Support SGX numa in the monitor and Libvirt interfaces
  numa: Enable numa for SGX EPC sections
  kvm: add support for KVM_GUESTDBG_BLOCKIRQ
  gdbstub, kvm: let KVM report supported singlestep flags
  gdbstub: reject unsupported flags in handle_set_qemu_sstep
  linux-headers: update to 5.16-rc1
  virtio-gpu: do not byteswap padding
  scripts/entitlement.sh: Use backward-compatible cp flags
  qapi/machine.json: Fix incorrect description for die-id
  tests/qtest: Add fuzz-lsi53c895a-test
  hw/scsi/lsi53c895a: Do not abort when DMA requested and no data queued

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson
2021-12-16 08:39:20 -08:00
parent 69a80f14ce cbe08c35cf
commit 29eb5c2c86
42 changed files with 590 additions and 78 deletions
Download Patch File Download Diff File Expand all files Collapse all files
docs/system/i386/sgx.rst
+27 -4
View File
@@ -141,8 +141,7 @@ To launch a SGX guest:
|qemu_system_x86| \\
-cpu host,+sgx-provisionkey \\
-object memory-backend-epc,id=mem1,size=64M,prealloc=on \\
-object memory-backend-epc,id=mem2,size=28M \\
-M sgx-epc.0.memdev=mem1,sgx-epc.1.memdev=mem2
-M sgx-epc.0.memdev=mem1,sgx-epc.0.node=0
Utilizing SGX in the guest requires a kernel/OS with SGX support.
The support can be determined in guest by::
@@ -152,8 +151,32 @@ The support can be determined in guest by::
and SGX epc info by::
$ dmesg | grep sgx
[ 1.242142] sgx: EPC section 0x180000000-0x181bfffff
[ 1.242319] sgx: EPC section 0x181c00000-0x1837fffff
[ 0.182807] sgx: EPC section 0x140000000-0x143ffffff
[ 0.183695] sgx: [Firmware Bug]: Unable to map EPC section to online node. Fallback to the NUMA node 0.
To launch a SGX numa guest:
.. parsed-literal::
|qemu_system_x86| \\
-cpu host,+sgx-provisionkey \\
-object memory-backend-ram,size=2G,host-nodes=0,policy=bind,id=node0 \\
-object memory-backend-epc,id=mem0,size=64M,prealloc=on,host-nodes=0,policy=bind \\
-numa node,nodeid=0,cpus=0-1,memdev=node0 \\
-object memory-backend-ram,size=2G,host-nodes=1,policy=bind,id=node1 \\
-object memory-backend-epc,id=mem1,size=28M,prealloc=on,host-nodes=1,policy=bind \\
-numa node,nodeid=1,cpus=2-3,memdev=node1 \\
-M sgx-epc.0.memdev=mem0,sgx-epc.0.node=0,sgx-epc.1.memdev=mem1,sgx-epc.1.node=1
and SGX epc numa info by::
$ dmesg | grep sgx
[ 0.369937] sgx: EPC section 0x180000000-0x183ffffff
[ 0.370259] sgx: EPC section 0x184000000-0x185bfffff
$ dmesg | grep SRAT
[ 0.009981] ACPI: SRAT: Node 0 PXM 0 [mem 0x180000000-0x183ffffff]
[ 0.009982] ACPI: SRAT: Node 1 PXM 1 [mem 0x184000000-0x185bfffff]
References
----------