Messages in this thread | | | From | Ash Logan <> | Subject | [PATCH 00/12] powerpc: Nintendo Wii U support | Date | Wed, 2 Mar 2022 15:43:54 +1100 |
| |
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
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.
Ash Logan (11): 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: wiiu: platform support powerpc: wiiu: don't enforce flat memory powerpc: wiiu: Add minimal default config
Roberto Van Eeden (1): powerpc: espresso processor support
.../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 | 327 ++++++++++++++++++ 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 | 19 + 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 | 67 ++++ arch/powerpc/platforms/wiiu/udbg_latteipc.c | 122 +++++++ arch/powerpc/platforms/wiiu/udbg_latteipc.h | 27 ++ 32 files changed, 1635 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: df0cc57e057f18e44dac8e6c18aba47ab53202f9 -- 2.35.1
| |