On Wed, 17 Feb 2021 at 07:18, jlinton <lintonrjer...@gmail.com> wrote: > > From: Jeremy Linton <jeremy.lin...@arm.com> > > The existing RPi3 ACPI entries for the Arasan > and SDHCI controllers need updating to work > with the RPi4. This is done by adding a caps > override for the legacy Arasan controller and > then adding an entirely new entry for the newer > eMMC2 controller. > > Then we flip the default routing to make the eMMC2 > the default for the SD card, so that the WiFi can > start working on the Arasan. > > Additional we add a menu item to enable the SDMA/ADMA2 > modes on the controller. > > v2->v3: Various small review tweaks, whitespace, wording > spelling, etc. >
What happened to the IORT change? Don't we need that to ensure that Linux sizes ZONE_DMA appropriately? > v1->v2: Add option for user to enable/disable eMMC DMA > Only enable the emmc2 table on rpi4 & > !Arasan routing > Move emmc2 into its own SSDT and drop > second _DMA entry > > Jeremy Linton (4): > Platform/RaspberryPi: Add Negative table check > Platform/RaspberryPi/Acpitables: Add eMMC2 device and tweak Arasan > Platform/RaspberryPi: User control of eMMC2 DMA > Platform/RaspberryPi: Invert default Arasan, eMMC2 routing > > Platform/RaspberryPi/AcpiTables/AcpiTables.inf | 1 + > Platform/RaspberryPi/AcpiTables/Emmc.asl | 129 > +++++++++++++++++++++ > Platform/RaspberryPi/AcpiTables/Sdhc.asl | 18 ++- > Platform/RaspberryPi/Drivers/ConfigDxe/ConfigDxe.c | 26 +++++ > .../RaspberryPi/Drivers/ConfigDxe/ConfigDxe.inf | 1 + > .../RaspberryPi/Drivers/ConfigDxe/ConfigDxeHii.uni | 4 + > .../RaspberryPi/Drivers/ConfigDxe/ConfigDxeHii.vfr | 17 +++ > Platform/RaspberryPi/Include/ConfigVars.h | 8 ++ > Platform/RaspberryPi/RPi3/RPi3.dsc | 1 + > Platform/RaspberryPi/RPi4/RPi4.dsc | 3 +- > Platform/RaspberryPi/RPi4/Readme.md | 2 +- > Platform/RaspberryPi/RaspberryPi.dec | 1 + > 12 files changed, 206 insertions(+), 5 deletions(-) > create mode 100644 Platform/RaspberryPi/AcpiTables/Emmc.asl > > -- > 2.13.7 > -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#71704): https://edk2.groups.io/g/devel/message/71704 Mute This Topic: https://groups.io/mt/80698778/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
