[U-Boot] [PATCH] arm: add acpi support for the arm

[Steven Hao]

Hi Bin：

There are a little difference about acpi specification between the arm and x86，so the arm-acpi-support is needed.

Thank you
Steven Hao

获取 Outlook for iOS<https://aka.ms/o0ukef>
________________________________
发件人: Bin Meng <bmeng.cn at gmail.com>
发送时间: Wednesday, November 20, 2019 6:21:33 PM
收件人: Steven Hao <steven_hao5189 at outlook.com>; Andy Shevchenko <andriy.shevchenko at linux.intel.com>
抄送: xypron.glpk at gmx.de <xypron.glpk at gmx.de>; liuhao at phytium.com.cn <liuhao at phytium.com.cn>; agraf at csgraf.de <agraf at csgraf.de>; jagan at amarulasolutions.com <jagan at amarulasolutions.com>; marek.vasut at gmail.com <marek.vasut at gmail.com>; sr at denx.de <sr at denx.de>; patrice.chotard at st.com <patrice.chotard at st.com>; afd at ti.com <afd at ti.com>; horatiu.vultur at microchip.com <horatiu.vultur at microchip.com>; narmstrong at baylibre.com <narmstrong at baylibre.com>; ryder.lee at mediatek.com <ryder.lee at mediatek.com>; igor.opaniuk at gmail.com <igor.opaniuk at gmail.com>; patrick.delaunay at st.com <patrick.delaunay at st.com>; eugen.hristev at microchip.com <eugen.hristev at microchip.com>; sjg at chromium.org <sjg at chromium.org>; judge.packham at gmail.com <judge.packham at gmail.com>; yamada.masahiro at socionext.com <yamada.masahiro at socionext.com>; swarren at nvidia.com <swarren at nvidia.com>; michal.simek at xilinx.com <michal.simek at xilinx.com>; u-boot at lists.denx.de <u-boot at lists.denx.de>
主题: Re: [PATCH] arm: add acpi support for the arm

+Andy Shevchenko

Hi Steven,

On Wed, Nov 20, 2019 at 3:39 PM Steven Hao <steven_hao5189 at outlook.com> wrote:
>
> This adds acpi code for arm and the acpi tables about Phytium Durian Board.
> The acpi table only support rsdp, rsdt, xsdt, fadt, dsdt, ssdt, gtdt, madt,
> mcfg, iort, spcr.
>
> Signed-off-by: Steven Hao <steven_hao5189 at outlook.com>
> ---
>  MAINTAINERS                                        |   3 +
>  Makefile                                           |   1 +
>  arch/arm/Kconfig                                   |  85 +++
>  arch/arm/include/asm/acpi_table.h                  |  39 ++
>  arch/arm/include/asm/acpi_table/acpi61.h           | 755 +++++++++++++++++++++
>  arch/arm/include/asm/acpi_table/acpi_lib.h         |  89 +++
>  arch/arm/include/asm/acpi_table/arm_platform.h     |  93 +++
>  .../include/asm/acpi_table/io_remapping_table.h    | 179 +++++
>  arch/arm/include/asm/acpi_table/spcr_table.h       | 175 +++++
>  arch/arm/lib/Makefile                              |   1 +
>  arch/arm/lib/acpi_table.c                          | 244 +++++++
>  board/phytium/durian/Makefile                      |  18 +
>  board/phytium/durian/acpi_platform.h               |  38 ++
>  board/phytium/durian/acpi_table.c                  |  53 ++
>  board/phytium/durian/acpi_table/dsdt.asl           | 305 +++++++++
>  board/phytium/durian/acpi_table/fadt.c             |  83 +++
>  board/phytium/durian/acpi_table/gtdt.c             |  81 +++
>  board/phytium/durian/acpi_table/iort.c             | 117 ++++
>  board/phytium/durian/acpi_table/madt.c             |  69 ++
>  board/phytium/durian/acpi_table/mcfg.c             |  68 ++
>  board/phytium/durian/acpi_table/rsdp.c             |  25 +
>  board/phytium/durian/acpi_table/rsdt.c             |  28 +
>  board/phytium/durian/acpi_table/spcr.c             |  78 +++
>  board/phytium/durian/acpi_table/ssdt.asl           | 190 ++++++
>  board/phytium/durian/acpi_table/xsdt.c             |  31 +
>  cmd/bootefi.c                                      |   6 +-
>  configs/durian_defconfig                           |   9 +
>  include/configs/durian.h                           |   8 +-
>  lib/efi_loader/Makefile                            |   1 +
>  lib/efi_loader/efi_setup.c                         |   3 +-
>  scripts/Makefile.lib                               |   8 +
>  31 files changed, 2877 insertions(+), 6 deletions(-)
>  create mode 100644 arch/arm/include/asm/acpi_table.h
>  create mode 100644 arch/arm/include/asm/acpi_table/acpi61.h
>  create mode 100644 arch/arm/include/asm/acpi_table/acpi_lib.h
>  create mode 100644 arch/arm/include/asm/acpi_table/arm_platform.h
>  create mode 100644 arch/arm/include/asm/acpi_table/io_remapping_table.h
>  create mode 100644 arch/arm/include/asm/acpi_table/spcr_table.h
>  create mode 100644 arch/arm/lib/acpi_table.c
>  create mode 100644 board/phytium/durian/acpi_platform.h
>  create mode 100644 board/phytium/durian/acpi_table.c
>  create mode 100644 board/phytium/durian/acpi_table/dsdt.asl
>  create mode 100644 board/phytium/durian/acpi_table/fadt.c
>  create mode 100644 board/phytium/durian/acpi_table/gtdt.c
>  create mode 100644 board/phytium/durian/acpi_table/iort.c
>  create mode 100644 board/phytium/durian/acpi_table/madt.c
>  create mode 100644 board/phytium/durian/acpi_table/mcfg.c
>  create mode 100644 board/phytium/durian/acpi_table/rsdp.c
>  create mode 100644 board/phytium/durian/acpi_table/rsdt.c
>  create mode 100644 board/phytium/durian/acpi_table/spcr.c
>  create mode 100644 board/phytium/durian/acpi_table/ssdt.asl
>  create mode 100644 board/phytium/durian/acpi_table/xsdt.c
>

One generic comment, could you please check whether the existing x86
ACPI support can be reused/refactored to support ARM?

Regards,
Bin