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Message-ID: <01823ce2-d1c6-6d56-7061-503e6e319237@csgroup.eu>
Date: Tue, 15 Nov 2022 14:47:34 +0000
From: Christophe Leroy <christophe.leroy@...roup.eu>
To: Ash Logan <ash@...quark.com>,
"krzysztof.kozlowski+dt@...aro.org"
<krzysztof.kozlowski+dt@...aro.org>,
"paulus@...ba.org" <paulus@...ba.org>,
"mpe@...erman.id.au" <mpe@...erman.id.au>,
"robh+dt@...nel.org" <robh+dt@...nel.org>,
"benh@...nel.crashing.org" <benh@...nel.crashing.org>
CC: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
"j.ne@...teo.net" <j.ne@...teo.net>,
"linkmauve@...kmauve.fr" <linkmauve@...kmauve.fr>,
"rw-r-r-0644@...tonmail.com" <rw-r-r-0644@...tonmail.com>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
"joel@....id.au" <joel@....id.au>
Subject: Re: [PATCH v3 00/12] powerpc: Nintendo Wii U support
Hi,
Your series doesn't apply anymore, can you rebase ?
Thanks
Christophe
Le 28/06/2022 à 15:31, Ash Logan a écrit :
> The following patches add basic support for the Nintendo Wii U video
> game console, a PowerPC system somewhat similar to the GameCube and
> Wii.
>
> This includes:
> - devicetree source
> - bootwrapper support
> - udbg console to bootloader
> - early udbg console
> - interrupt controllers
> - platform support
> - recognition of the Espresso processor
> - workaround for the discontiguous RAM blocks
>
> This is enough to boot on hardware. dmesg pics (with a small hack to
> udbg-immortal, not included):
> Link: https://wiki.linux-wiiu.org/images/7/7e/Mainline-initial-dmesg1.png
> Link: https://wiki.linux-wiiu.org/images/9/91/Mainline-initial-dmesg2.png
>
> For those who have hardware and would like to try these patches, some
> modification is required to the stock OS to allow Linux. For info:
> https://wiki.linux-wiiu.org/wiki/AdvancedSetup
>
> Some of the design choices (new platform > embedded6xx) were discussed
> previously:
> Link: https://lore.kernel.org/lkml/0020d47c-0e23-822c-33f5-ccb7ea4c1072@heyquark.com/T/
>
> Turns out even less changes were needed than previously anticipated for
> discontiguous memory, and KUAP is yet to give trouble. Thanks to those
> who helped and discussed this.
>
> Changes since v2:
> - Fixed some overzealous deleting in the devicetree, oops.
> - Fixed missing declarations for some functions (thanks robots)
> - Fixed some checkpatch warnings.
> - Mark latte as a simple-bus and use of_platform_default_populate.
> Changes since v1:
> - Style and formatting tweaks to the devicetree, thanks Rob Herring for
> the review.
>
> Ash Logan (12):
> dt-bindings: wiiu: Document the Nintendo Wii U devicetree
> powerpc: wiiu: device tree
> powerpc: wiiu: bootwrapper support
> powerpc: wiiu: introduce wiiu platform
> powerpc: wiiu: declare as non-coherent
> powerpc: wiiu: udbg support for latteipc
> powerpc: wiiu: espresso interrupt controller support
> powerpc: wiiu: latte interrupt controller support
> powerpc: espresso processor support
> powerpc: wiiu: platform support
> powerpc: wiiu: don't enforce flat memory
> powerpc: wiiu: add minimal default config
>
> .../bindings/powerpc/nintendo/wiiu.yaml | 28 ++
> .../powerpc/nintendo/wiiu/espresso-pic.yaml | 42 +++
> .../bindings/powerpc/nintendo/wiiu/gpu7.yaml | 41 +++
> .../powerpc/nintendo/wiiu/latte-ahci.yaml | 43 +++
> .../powerpc/nintendo/wiiu/latte-dsp.yaml | 35 ++
> .../powerpc/nintendo/wiiu/latte-pic.yaml | 46 +++
> .../powerpc/nintendo/wiiu/latte-sdhci.yaml | 40 +++
> .../bindings/powerpc/nintendo/wiiu/latte.yaml | 25 ++
> arch/powerpc/Kconfig.debug | 9 +
> arch/powerpc/boot/Makefile | 4 +
> arch/powerpc/boot/dts/wiiu.dts | 326 ++++++++++++++++++
> arch/powerpc/boot/wiiu-head.S | 103 ++++++
> arch/powerpc/boot/wiiu.c | 73 ++++
> arch/powerpc/boot/wrapper | 4 +
> arch/powerpc/configs/wiiu_defconfig | 7 +
> arch/powerpc/include/asm/udbg.h | 1 +
> arch/powerpc/kernel/cputable.c | 16 +
> arch/powerpc/kernel/head_book3s_32.S | 20 ++
> arch/powerpc/kernel/udbg.c | 3 +
> arch/powerpc/mm/init_32.c | 4 +-
> arch/powerpc/platforms/Kconfig | 1 +
> arch/powerpc/platforms/Kconfig.cputype | 2 +-
> arch/powerpc/platforms/Makefile | 1 +
> arch/powerpc/platforms/wiiu/Kconfig | 22 ++
> arch/powerpc/platforms/wiiu/Makefile | 4 +
> arch/powerpc/platforms/wiiu/espresso-pic.c | 183 ++++++++++
> arch/powerpc/platforms/wiiu/espresso-pic.h | 59 ++++
> arch/powerpc/platforms/wiiu/latte-pic.c | 259 ++++++++++++++
> arch/powerpc/platforms/wiiu/latte-pic.h | 23 ++
> arch/powerpc/platforms/wiiu/setup.c | 60 ++++
> arch/powerpc/platforms/wiiu/udbg_latteipc.c | 124 +++++++
> arch/powerpc/platforms/wiiu/udbg_latteipc.h | 27 ++
> 32 files changed, 1632 insertions(+), 3 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/espresso-pic.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/gpu7.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-ahci.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-dsp.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-pic.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte-sdhci.yaml
> create mode 100644 Documentation/devicetree/bindings/powerpc/nintendo/wiiu/latte.yaml
> create mode 100644 arch/powerpc/boot/dts/wiiu.dts
> create mode 100644 arch/powerpc/boot/wiiu-head.S
> create mode 100644 arch/powerpc/boot/wiiu.c
> create mode 100644 arch/powerpc/configs/wiiu_defconfig
> create mode 100644 arch/powerpc/platforms/wiiu/Kconfig
> create mode 100644 arch/powerpc/platforms/wiiu/Makefile
> create mode 100644 arch/powerpc/platforms/wiiu/espresso-pic.c
> create mode 100644 arch/powerpc/platforms/wiiu/espresso-pic.h
> create mode 100644 arch/powerpc/platforms/wiiu/latte-pic.c
> create mode 100644 arch/powerpc/platforms/wiiu/latte-pic.h
> create mode 100644 arch/powerpc/platforms/wiiu/setup.c
> create mode 100644 arch/powerpc/platforms/wiiu/udbg_latteipc.c
> create mode 100644 arch/powerpc/platforms/wiiu/udbg_latteipc.h
>
>
> base-commit: 03c765b0e3b4cb5063276b086c76f7a612856a9a
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