Patch series seems sane to me. Reviewed-by: Graeme Gregory <gra...@xora.org.uk>
(I seem to be moving further and further from ARM development and even further from SBSA machine development so Ill probably remove myself as a reviewer for this machine) On Wed, Jul 19, 2023 at 02:08:39PM +0200, Marcin Juszkiewicz wrote: > SBSA Reference Platform can have GIC ITS present. And when it has then > we can have complex PCI Express setup (and some other things). > > First patch adds support for GIC ITS. Address is read from TF-A via SMC > call. IORT is generated, MADT has ITS information. Linux boots and sees > GIC ITS as expected. SMMU information is also provided in IORT and used. > > Second patch introduces PcdSmmuBase variable to avoid using magic number > in IORT generation. > > Third patch takes care of system where GIC ITS is not present (like QEMU > 8.0). If GIC ITS address is not set then there is no mention of it in > MADT and there is no IORT, Linux boots. > > Changes since v2: > - no ITS == no IORT > > Changes since v1: > - IORT is generated in C > - no ITS == no ITS node in IORT > - introduced PcdSmmuBase > > Marcin Juszkiewicz (2): > Platform/QemuSbsa: add dynamic PcdSmmuBase > Platform/SbsaQemu: handle systems without GIC ITS > > Shashi Mallela (1): > Platform/SbsaQemu: add GIC ITS support > > Silicon/Qemu/SbsaQemu/SbsaQemu.dec | 4 + > Platform/Qemu/SbsaQemu/SbsaQemu.dsc | 4 + > .../Qemu/SbsaQemu/AcpiTables/AcpiTables.inf | 1 + > .../SbsaQemuAcpiDxe/SbsaQemuAcpiDxe.inf | 2 + > .../SbsaQemuPlatformDxe.inf | 1 + > .../Include/IndustryStandard/SbsaQemuAcpi.h | 11 + > .../Include/IndustryStandard/SbsaQemuSmc.h | 1 + > .../Drivers/SbsaQemuAcpiDxe/SbsaQemuAcpiDxe.c | 208 +++++++++++++++++- > .../SbsaQemuPlatformDxe/SbsaQemuPlatformDxe.c | 10 + > 9 files changed, 241 insertions(+), 1 deletion(-) > > -- > 2.41.0 > -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#107734): https://edk2.groups.io/g/devel/message/107734 Mute This Topic: https://groups.io/mt/100233784/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
