On Tue, 4 Mar 2025 14:30:55 +0100 Mauro Carvalho Chehab <mchehab+hua...@kernel.org> wrote:
> Hi Igor, > > This patch series comes after: > > https://lore.kernel.org/qemu-devel/cover.1740903110.git.mchehab+hua...@kernel.org/ > > I'm basically trying to add support for error injection for x86, > without success so far. > > On x86, the notification mechanism is different: it is via QMP. > Yet, from what I saw on Linux implementation, it works on > a similar way to GED. So, I ended implementing a notification > via GED. I'd use GED only for microvm. pc/q35 already have ACPI controller builtin, so I'd rather use that for hosting hest addr logic and event delivery. > > HEST table build seems to be working OK on it, and the > error injection notification for x86 is called. Yet, OSPM is not > receiving any notifications. > > Could you help me figuring out what are the missing bits? > > PS.: there are some things at the code that require polishing, > plus there are some extra printf() there to help debugging. > Finally, we would need to add x86 CPU error event at the > ghes script, but I'd like to have at least something that the > OSPM receives before improving it further. > > It can be tested with: > $ ./scripts/ghes_inject.py arm > > (Ok, this would be generating an ARM processor event , but > I guess Linux would at least mark the event as read, even if > it doesn't recognize it) > > Mauro Carvalho Chehab (3): > acpi/ghes: move use_hest_addr out of acpi_build_hest() > hw/i186: add support for HEST table with SCI > Add a GED device for RAS notification > > hw/acpi/ghes.c | 16 ++++----- > hw/arm/virt-acpi-build.c | 12 ++++--- > hw/i386/Kconfig | 1 + > hw/i386/acpi-build.c | 75 ++++++++++++++++++++++++++++++++++++++++ > hw/i386/pc.c | 41 ++++++++++++++++++++++ > include/hw/acpi/ghes.h | 25 +++++++------- > include/hw/i386/pc.h | 5 +++ > include/hw/i386/x86.h | 2 ++ > 8 files changed, 153 insertions(+), 24 deletions(-) >
