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[Qemu-devel] [RFC v3 00/10] pass aer error to guest for vfio device
From: |
Chen Fan |
Subject: |
[Qemu-devel] [RFC v3 00/10] pass aer error to guest for vfio device |
Date: |
Tue, 10 Feb 2015 15:03:02 +0800 |
For now, for vfio pci passthough devices when qemu receives
an error from host aer report, there just terminate the guest,
but usually user want to know what error occurred but stop the
guest, so this patches add aer capability support for vfio device,
and pass the error to guest, and have guest driver to recover
from the error.
for turning on SERR# patch in seabios list, pls see:
http://www.seabios.org/pipermail/seabios/2015-January/008591.html
v2-v3:
1. refactor vfio device to parse extended capability.
2. add global property for piix4 to disable vfio aer cap.
v1-v2:
1. turn on SERR# for bridge control register in firmware.
2. initilize aer capability for vfio device.
3. fix some trivial bug.
Chen Fan (10):
pcie_aer: fix typos in pcie_aer_inject_error comment
aer: fix a wrong init PCI_ERR_COR_STATUS w1cmask type register
aer: introduce pcie_aer_setup to setup aer related bits
vfio: add pcie extanded capability support
pcie_aer: expose pcie_aer_msg() interface
piix: disable all vfio device aercap property
vfio_pci: change vfio device features bit macro to enum definition
vfio-pci: add VFIO_FEATURE_ENABLE_AER_CAP feature
vfio-pci: pass the aer error to guest
pcie_aer: fix a trivial typo in PCIEAERMsg comments
hw/i386/pc_piix.c | 16 ++++++
hw/pci/pcie_aer.c | 73 +++++++++++++++----------
hw/vfio/pci.c | 134 ++++++++++++++++++++++++++++++++++++++++++----
include/hw/pci/pcie_aer.h | 4 +-
4 files changed, 188 insertions(+), 39 deletions(-)
--
1.9.3
- [Qemu-devel] [RFC v3 00/10] pass aer error to guest for vfio device,
Chen Fan <=
- [Qemu-devel] [RFC v3 03/10] aer: introduce pcie_aer_setup to setup aer related bits, Chen Fan, 2015/02/10
- [Qemu-devel] [RFC v3 02/10] aer: fix a wrong init PCI_ERR_COR_STATUS w1cmask type register, Chen Fan, 2015/02/10
- [Qemu-devel] [RFC v3 06/10] piix: disable all vfio device aercap property, Chen Fan, 2015/02/10
- [Qemu-devel] [RFC v3 01/10] pcie_aer: fix typos in pcie_aer_inject_error comment, Chen Fan, 2015/02/10
- [Qemu-devel] [RFC v3 07/10] vfio_pci: change vfio device features bit macro to enum definition, Chen Fan, 2015/02/10
- [Qemu-devel] [RFC v3 08/10] vfio-pci: add VFIO_FEATURE_ENABLE_AER_CAP feature, Chen Fan, 2015/02/10