On Tue, Oct 01, 2024 at 12:49:41PM +0200, Patrick Rudolph wrote: > On Thu, Sep 26, 2024 at 11:28 PM Simon Glass <s...@chromium.org> wrote: > > > > Hi Patrick, > > > > On Thu, 26 Sept 2024 at 10:03, Patrick Rudolph > > <patrick.rudo...@9elements.com> wrote: > > > > > > Add support for Arm sbsa [1] v0.3+ that is supported by QEMU [2]. > > > > > > Unlike other Arm based platforms the machine only provides a minimal > > > FDT that contains number of CPUs, ammount of memory and machine-version. > > > The boot firmware has to provide ACPI tables to the OS. > > > Due to this design a full DTB is added here as well that allows U-Boot's > > > driver to properly function. The DTB is appended at the end of the U-Boot > > > image and will be merged with the QEMU provided DTB. > > > > > > In addition provide documentation how to use, enable binman to fabricate > > > both > > > ROMs that are required to boot and add ACPI tables to make it full > > > compatible > > > to the EDK2 reference implementation. > > > > > > The board was tested using Fedora 40 Aarch64 Workstation. It's able > > > to boot from USB and AHCI or network. > > > > > > Tested and found working: > > > - serial > > > - PCI > > > - xHCI > > > - Bochs display > > > - AHCI > > > - network using e1000e > > > - CPU init > > > - Booting Fedora 40 > > > > > > 1: Server Base System Architecture (SBSA) > > > 2: https://www.qemu.org/docs/master/system/arm/sbsa.html > > > > > > Signed-off-by: Patrick Rudolph <patrick.rudo...@9elements.com> > > > Cc: Peter Robinson <pbrobin...@gmail.com> > > > Cc: Simon Glass <s...@chromium.org> > > > Cc: Tom Rini <tr...@konsulko.com> > > > --- > > > Changelog v3: > > > - Add GIC and GIC-ITS to devicetree > > > - Select GICv3 driver > > > - Drop acpi_fill_madt and use driver model instead > > > Changelog v4: > > > - Drop CPU platform code > > > - Enhance the DT to allow MADT generation from DT > > > Changelog v5: > > > - Add full DT and place it at the end of U-Boot > > > - Merge DT with QEMU's DT > > > - Drop DT generation code > > > - Fix flash region length > > > - Drop enable_caches() > > > - Support platforms that do not pass FDT in x0 > > > --- > > > arch/arm/Kconfig | 3 +- > > > arch/arm/dts/qemu-sbsa.dts | 138 ++++++ > > > arch/arm/include/asm/arch-qemu-sbsa/boot0.h | 34 ++ > > > arch/arm/mach-qemu/Kconfig | 36 +- > > > board/emulation/qemu-arm/MAINTAINERS | 2 + > > > board/emulation/qemu-sbsa/Kconfig | 59 +++ > > > board/emulation/qemu-sbsa/Makefile | 8 + > > > board/emulation/qemu-sbsa/acpi.c | 193 ++++++++ > > > board/emulation/qemu-sbsa/dsdt.asl | 483 ++++++++++++++++++++ > > > board/emulation/qemu-sbsa/lowlevel_init.S | 22 + > > > board/emulation/qemu-sbsa/qemu-sbsa.c | 312 +++++++++++++ > > > board/emulation/qemu-sbsa/qemu-sbsa.env | 14 + > > > board/emulation/qemu-sbsa/qemu-sbsa.h | 38 ++ > > > board/emulation/qemu-sbsa/smc.c | 72 +++ > > > configs/qemu-arm-sbsa_defconfig | 10 + > > > doc/board/emulation/index.rst | 1 + > > > doc/board/emulation/qemu-sbsa.rst | 98 ++++ > > > doc/develop/driver-model/virtio.rst | 1 + > > > include/configs/qemu-sbsa.h | 104 +++++ > > > 19 files changed, 1621 insertions(+), 7 deletions(-) > > > create mode 100644 arch/arm/dts/qemu-sbsa.dts > > > create mode 100644 arch/arm/include/asm/arch-qemu-sbsa/boot0.h > > > create mode 100644 board/emulation/qemu-sbsa/Kconfig > > > create mode 100644 board/emulation/qemu-sbsa/Makefile > > > create mode 100644 board/emulation/qemu-sbsa/acpi.c > > > create mode 100644 board/emulation/qemu-sbsa/dsdt.asl > > > create mode 100644 board/emulation/qemu-sbsa/lowlevel_init.S > > > create mode 100644 board/emulation/qemu-sbsa/qemu-sbsa.c > > > create mode 100644 board/emulation/qemu-sbsa/qemu-sbsa.env > > > create mode 100644 board/emulation/qemu-sbsa/qemu-sbsa.h > > > create mode 100644 board/emulation/qemu-sbsa/smc.c > > > create mode 100644 configs/qemu-arm-sbsa_defconfig > > > create mode 100644 doc/board/emulation/qemu-sbsa.rst > > > create mode 100644 include/configs/qemu-sbsa.h > > > > Please check the header order throughout > > E.g. board/emulation/qemu-sbsa/qemu-sbsa.c is still incorrect > > > > You should not need to include 'config.h' as kconfig is included by default? > > > > Do you need to add all the CFG items? Are they present in the devicetree? > What are CFG items?
He means literally "#define CFG_FOO 0xdeadbeef" type statements. -- Tom
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