From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f46.google.com (mail-pj1-f46.google.com [209.85.216.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C8BDF33F580 for ; Fri, 24 Apr 2026 05:49:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.46 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777009756; cv=none; b=hq93hYw4TCJHiYokSkPZwrHgsGNno1MQvwZ1Xazn18GHir/U6OEm8rmyGd73ycCJOLouxAB6WLQP/Mo7nf8jjTmhBYdUp9vJUh3Q/t3SXzZIHbelROjyXgey/75EHv3mCP+J7pqtwCEY0w1jH9LHs7TGDBxpSfc5uSrGQaAp7TQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777009756; c=relaxed/simple; bh=Ln7XoFFRgbpVTzwb9HPAuoSFU75gRiPCvs2/RLkCEsQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=OcEc9gE9dbcRTznhRWrCVkzGO588JkC4jGShcgAifeXcXRTdnFXIcp48w5AJ0DzQjr7mxwEgx9zuSdOEOxoGezcGjYLqgl+rjhpgWBW1raeTAl0/zogLfFsIeqooB3at4+cDVnlgmHZL83ZF9EsDerF8AdpqPe1P9E2lR1+1NyQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=jzSNeVEr; arc=none smtp.client-ip=209.85.216.46 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="jzSNeVEr" Received: by mail-pj1-f46.google.com with SMTP id 98e67ed59e1d1-35f9ab079bdso4954827a91.2 for ; Thu, 23 Apr 2026 22:49:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1777009754; x=1777614554; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=RoXnYHhu5OJq+pQQ/T7jeG1ntNKoLYxlZRpY7d5kjto=; b=jzSNeVErcDeX2ZGTIQOUdHQdB4Vxrx5ct/o3AX+z7z338ql3tuPM5q1FkkTKL0ohun tHmuMXPPEIxoMjvuraoKiqw5ucgWuZ+wTm+2+LeJ5mTARgAo2p69yeGvUr2qsU3dMGC2 wtpLdQqSsXTeG+0kr+7ILeE+10yvdVzEKApcyUgoZOTTfJt7tAPaknuQcBEZ+b2Nvz0t tWmWog/4ccDiBvWmaUIiEHuN00coTljNQu95YK2KUs+xrq6eACRf06a67RHsMW9vJ6W1 GHqfv8J+WuBrwSq+o3AGe8pJEUBBcSykP1NhAYmyVpVPVYtnlPefZlJb+UG2kBSSbfSJ IBzQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1777009754; x=1777614554; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=RoXnYHhu5OJq+pQQ/T7jeG1ntNKoLYxlZRpY7d5kjto=; b=CE0D/CKjtzrU+tPA+dY09G3q1lM5R1qyBZ7Z1GXXtoYZwkk6KOZaKk8xgcKzF5xVS0 3Rt3wj5r4NQMzY58q2Vuk7sVTP1GAHeQA2vcVMz7RTDK6PDzPaBVIgm+1QAMZzUkyLpf f0YC4lR5jxo67j/+gwyg6QN9nlio6SdYS9r76lKfIbSsW4327MKJrIwRR6jSqXZsUd8L v9jK+8xFeS94R4FWFzDT08ZnC9lh2/4VgUeMy1Dlc4YYnsXpVD2omozW9E+3tvzhj1ND Y0fQLn6ES34Ew+r0yaomAfkMN04NNRbcS4sXdbVBEeOHDTuJp3nvTcsBSdaKHf5FWJY6 AP5w== X-Forwarded-Encrypted: i=1; AFNElJ9KLQ//c6/yA15LEMsaxeKFfEYwhVYForFjP4Z/f/gCrXbwA+x2pzwKCmyYA0H/w3XPY/3NpgS5TzVXemQTsA==@vger.kernel.org X-Gm-Message-State: AOJu0Yxs0QtHhMGNDqsg/gUKyXkWqz9t7MfV5ocW9TMjOdB//1vRk/OL h/fyzPYQsQmLZMAGXsYzQyEYMaJG99ocYbpBtfho87IvZFuGlOBT6MFa X-Gm-Gg: AeBDievD8WNbYL5nXW9vQxF1Z4Bf2LgdVFae7TqOhMFbtXkRI64BZJZ68nwJVCf5gFx XGr6+m9M425/OI1PV4Ila+M6DjAdhVpB6qNXGoYtkGriM7V5xJNqg/O2iYC9EcncNYZZyjILXz1 D6SqR0iNBwWPDoCUY6l7ySFtOXaTrsXy4PkkZjEGa/lwWddSH4U1Zma8oZrX5gu5NTNQvKG8s6C 5rHo6h6qwtkdeYNQxqmPtKxn5iylsvkk99euLAhAGWnJ47+mGKMkcsk4jI+Ty0+0sWDziACU3pN 5tO0stw+UJThZ6QSv3cAvNqyvoBYhR4EcKk6Ca4zV++W0MR3wdw+zBOflCePw+xF9pMk5tpZiqn zAFsVtAxFJOOXoEoM4Aa+44u5CkdmUiuI8Rb6BTu6n2i8lyHWdw+LsubmXimqAp3v9med79XSYI AMsLg2yf6F5uH5CpAMoKt24wa9jUN0XaJXZkuWOSAXoVNzAWUH0q3/7B5DjnadABI3CgttZvwjf stfW3O2gNGzIbo= X-Received: by 2002:a17:903:1446:b0:2b2:42b1:ad95 with SMTP id d9443c01a7336-2b5f9ee2835mr352292775ad.16.1777009754030; Thu, 23 Apr 2026 22:49:14 -0700 (PDT) Received: from li-1a3e774c-28e4-11b2-a85c-acc9f2883e29.bl1-in.ibm.com ([129.41.58.4]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b5faa176e9sm208778245ad.20.2026.04.23.22.49.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Apr 2026 22:49:13 -0700 (PDT) From: "Mukesh Kumar Chaurasiya (IBM)" To: maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com, chleroy@kernel.org, peterz@infradead.org, jpoimboe@kernel.org, jbaron@akamai.com, aliceryhl@google.com, rostedt@goodmis.org, ardb@kernel.org, sumit.semwal@linaro.org, christian.koenig@amd.com, ojeda@kernel.org, boqun@kernel.org, gary@garyguo.net, bjorn3_gh@protonmail.com, lossin@kernel.org, a.hindborg@kernel.org, tmgross@umich.edu, dakr@kernel.org, nathan@kernel.org, nick.desaulniers+lkml@gmail.com, morbo@google.com, justinstitt@google.com, tamird@kernel.org, arnd@arndb.de, nsc@kernel.org, mkchauras@gmail.com, simona.vetter@ffwll.ch, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, rust-for-linux@vger.kernel.org, llvm@lists.linux.dev Cc: Link Mauve , Venkat Rao Bagalkote Subject: [PATCH V13 7/7] powerpc: Enable Rust for ppc64le Date: Fri, 24 Apr 2026 11:17:42 +0530 Message-ID: <20260424054742.45832-8-mkchauras@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260424054742.45832-1-mkchauras@gmail.com> References: <20260424054742.45832-1-mkchauras@gmail.com> Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Enabling rust support for ppc64le. Tested on pseries Power11: ╰─❯ dmesg | grep rust [ 0.225728] Initialise system trusted keyrings [ 0.270961] rust_minimal: Rust minimal sample (init) [ 0.270968] rust_minimal: Am I built-in? true [ 0.270974] rust_minimal: test_parameter: 1 [ 0.270983] rust_misc_device: Initialising Rust Misc Device Sample [ 0.271012] rust_print: Rust printing macros sample (init) [ 0.271019] rust_print: Emergency message (level 0) without args [ 0.271023] rust_print: Alert message (level 1) without args [ 0.271026] rust_print: Critical message (level 2) without args [ 0.271030] rust_print: Error message (level 3) without args [ 0.271033] rust_print: Warning message (level 4) without args [ 0.271037] rust_print: Notice message (level 5) without args [ 0.271040] rust_print: Info message (level 6) without args [ 0.271043] rust_print: A line that is continued without args [ 0.271054] rust_print: Emergency message (level 0) with args [ 0.271064] rust_print: Alert message (level 1) with args [ 0.271072] rust_print: Critical message (level 2) with args [ 0.271077] rust_print: Error message (level 3) with args [ 0.271083] rust_print: Warning message (level 4) with args [ 0.271091] rust_print: Notice message (level 5) with args [ 0.271097] rust_print: Info message (level 6) with args [ 0.271102] rust_print: A line that is continued with args [ 0.271110] rust_print: 1 [ 0.271113] rust_print: "hello, world" [ 0.271121] rust_print: [samples/rust/rust_print_main.rs:35:5] c = "hello, world" [ 0.271129] rust_print: Arc says 42 [ 0.271130] rust_print: Arc says hello, world [ 0.271136] rust_print: "hello, world" [ 0.271198] usbcore: registered new interface driver rust_driver_usb [ 0.271207] rust_faux_driver: Initialising Rust Faux Device Sample [ 0.271227] faux_driver rust-faux-sample-device: Hello from faux device! [ 0.271297] rust_configfs: Rust configfs sample (init) Reviewed-by: Link Mauve Tested-by: Link Mauve Reviewed-by: Christophe Leroy (CS GROUP) Tested-by: Venkat Rao Bagalkote Link: https://github.com/Rust-for-Linux/linux/issues/105 Link: https://github.com/linuxppc/issues/issues/451 Acked-by: Gary Guo Signed-off-by: Mukesh Kumar Chaurasiya (IBM) --- arch/powerpc/Kconfig | 1 + arch/powerpc/Makefile | 7 ++++++- rust/Makefile | 6 ++++++ 3 files changed, 13 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 4ac897b650d4..2e3065bce9cd 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -286,6 +286,7 @@ config PPC select HAVE_RELIABLE_STACKTRACE select HAVE_RSEQ select HAVE_RUST if PPC32 + select HAVE_RUST if PPC64 && CPU_LITTLE_ENDIAN select HAVE_SAMPLE_FTRACE_DIRECT if HAVE_DYNAMIC_FTRACE_WITH_DIRECT_CALLS select HAVE_SAMPLE_FTRACE_DIRECT_MULTI if HAVE_DYNAMIC_FTRACE_WITH_DIRECT_CALLS select HAVE_SETUP_PER_CPU_AREA if PPC64 diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile index 589613eaa5dc..9385db478c59 100644 --- a/arch/powerpc/Makefile +++ b/arch/powerpc/Makefile @@ -61,7 +61,12 @@ else KBUILD_LDFLAGS_MODULE += $(objtree)/arch/powerpc/lib/crtsavres.o endif -KBUILD_RUSTFLAGS += --target=powerpc-unknown-linux-gnu +ifdef CONFIG_PPC64 +KBUILD_RUSTFLAGS += --target=powerpc64le-unknown-linux-gnu +KBUILD_RUSTFLAGS += -Ctarget-feature=-mma,-vsx,-hard-float,-altivec +else +KBUILD_RUSTFLAGS += --target=powerpc-unknown-linux-gnu +endif ifdef CONFIG_CPU_LITTLE_ENDIAN KBUILD_CPPFLAGS += -mlittle-endian diff --git a/rust/Makefile b/rust/Makefile index fd9c1bf026ca..d7b74b209a33 100644 --- a/rust/Makefile +++ b/rust/Makefile @@ -408,7 +408,13 @@ BINDGEN_TARGET_x86 := x86_64-linux-gnu BINDGEN_TARGET_arm64 := aarch64-linux-gnu BINDGEN_TARGET_arm := arm-linux-gnueabi BINDGEN_TARGET_loongarch := loongarch64-linux-gnusf + +ifdef CONFIG_PPC64 +BINDGEN_TARGET_powerpc := powerpc64le-linux-gnu +else BINDGEN_TARGET_powerpc := powerpc-linux-gnu +endif + BINDGEN_TARGET_um := $(BINDGEN_TARGET_$(SUBARCH)) BINDGEN_TARGET := $(BINDGEN_TARGET_$(SRCARCH)) -- 2.53.0