Re: [PATCH v4 23/35] drivers/arm: Implement acpi_fill_madt

From: Simon Glass
Date: Thu Sep 19 2024 - 10:12:27 EST


On Wed, 18 Sept 2024 at 17:22, Patrick Rudolph
<patrick.rudolph@xxxxxxxxxxxxx> wrote:
>
> Fill the MADT table in the GICV3 driver and armv8 CPU driver to
> drop SoC specific code. While the GIC only needs devicetree
> data, the CPU driver needs additional information stored in
> the cpu_plat struct.
>
> While on it update the only board making use of the existing
> drivers and writing ACPI MADT in mainboard code.
>
> TEST: Booted on QEMU sbsa-ref using GICV3 driver model generated MADT.
> Booted on QEMU raspb4 using GICV2 driver model generated MADT.
>
> Signed-off-by: Patrick Rudolph <patrick.rudolph@xxxxxxxxxxxxx>
> Cc: Simon Glass <sjg@xxxxxxxxxxxx>
> ---
> Changelog v4:
> - Read everything from the DT
> - Export armv8_cpu_fill_madt() to use it in other CPU drivers
> - Depend on IRQ
>
> ---
> arch/arm/lib/gic-v3-its.c | 89 ++++++++++++++++++++++++++++++++++++++-
> drivers/cpu/Kconfig | 1 +
> drivers/cpu/armv8_cpu.c | 80 ++++++++++++++++++++++++++++++++++-
> drivers/cpu/armv8_cpu.h | 10 +++++
> 4 files changed, 178 insertions(+), 2 deletions(-)
>

Reviewed-by: Simon Glass <sjg@xxxxxxxxxxxx>

I'm still not sure why you are using u64 instead of ulong?