From patchwork Thu Jan 18 15:52:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gregory CLEMENT X-Patchwork-Id: 13522995 Received: from relay1-d.mail.gandi.net (relay1-d.mail.gandi.net [217.70.183.193]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5AE3E2D051; Thu, 18 Jan 2024 15:53:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.193 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705593201; cv=none; b=R5A2yihTYJ2eupR9Z5WlsqlHqCrQJuGBD4uWkUxnc9z7aefX7ijjVwoYchsmhb9rwxsYBNX0KhcWT/Pvdo/frDXdYmar7D62/lqglaXXV9jc7a1rRT1Yyq5h8ogIz1lIbBuVP6OHa0/R9SnaczZLhLI0ylDGKldtByawB5jKw0I= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705593201; c=relaxed/simple; bh=9HL/x4Nj/uz8p4t8CXOhsS0Z/OjK0DF1R3RA4ctG+tM=; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID: X-Mailer:In-Reply-To:References:MIME-Version: Content-Transfer-Encoding:X-GND-Sasl; b=aWY+A7BJBrZMXmAMGQ48vjSlPvgcj9bFXA9cAXxWU+XPQs10C1kvmxwFJGsMHoTJtJ+iVsdlh1d5MlVqsMrRsVouZlelON2JyfHpRsFR9gINGH08K5DxEY+WspUB5lv3LUsRupdOqTBOVmMtElMl3EoSyiow9v253yEu/HILwEc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=ICObkfrh; arc=none smtp.client-ip=217.70.183.193 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="ICObkfrh" Received: by mail.gandi.net (Postfix) with ESMTPSA id 802DA24000D; Thu, 18 Jan 2024 15:53:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1705593197; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=2Wk0pf2LEOjDnkraDRWIDqQ91OCoFBDydZfp83yb0pk=; b=ICObkfrhVIHgn2/dVXNwYAHoxENoGLbIjx1QIIjPcwCxfvaRJ4hqwiBaPg7p1x17ZfYuUM NoWoMfxgCXKdGIYm+4SZNXHFIZL72qhvdMreTvAKzVxJpLH4INcduxhD2oE0Mbp0+HrXfu SNRbirW29ieyLLTnsemvcCl7WmWMrUO8kak3vogQfyBlVghBPH51DDMJI95Cege7xNMi3V rf4+7c3xCBE67NzwIr0OQ+cjOx+Srda5BZprKyyInRu+MoVKTZjaAjtlk9GbK1rJutIzJl X6cCnFuPB+aTAyySklrY9Qa4S2FYzBa7AF8kveXgNeQD23v+9fk33vj7FVphJQ== From: Gregory CLEMENT To: Paul Burton , Thomas Bogendoerfer , linux-mips@vger.kernel.org, Jiaxun Yang , Rob Herring , Krzysztof Kozlowski , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Vladimir Kondratiev , Tawfik Bayouk , Alexandre Belloni , =?utf-8?q?Th=C3=A9o_Lebr?= =?utf-8?q?un?= , Thomas Petazzoni , Gregory CLEMENT Subject: [PATCH v6 13/15] MIPS: Share generic kernel code with other architecture Date: Thu, 18 Jan 2024 16:52:42 +0100 Message-ID: <20240118155252.397947-14-gregory.clement@bootlin.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240118155252.397947-1-gregory.clement@bootlin.com> References: <20240118155252.397947-1-gregory.clement@bootlin.com> Precedence: bulk X-Mailing-List: linux-mips@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-GND-Sasl: gregory.clement@bootlin.com Some architectures might seek to utilize a significant portion of the generic kernel code while maintaining independence from the generic kernel due to specific peculiarities. This patch allows for the reuse of core code, preventing unnecessary duplication. Suggested-by: Thomas Bogendoerfer Signed-off-by: Gregory CLEMENT --- arch/mips/Kbuild | 1 + arch/mips/Kconfig | 3 +++ arch/mips/generic/Makefile | 6 +++--- 3 files changed, 7 insertions(+), 3 deletions(-) diff --git a/arch/mips/Kbuild b/arch/mips/Kbuild index af2967bffb73d..d683993ed331c 100644 --- a/arch/mips/Kbuild +++ b/arch/mips/Kbuild @@ -17,6 +17,7 @@ obj- := $(platform-y) # mips object files # The object files are linked as core-y files would be linked +obj-y += generic/ obj-y += kernel/ obj-y += mm/ obj-y += net/ diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 797ae590ebdba..5549d26448941 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -109,6 +109,9 @@ config MIPS_FIXUP_BIGPHYS_ADDR config MIPS_GENERIC bool +config MACH_GENERIC_CORE + bool + config MACH_INGENIC bool select SYS_SUPPORTS_32BIT_KERNEL diff --git a/arch/mips/generic/Makefile b/arch/mips/generic/Makefile index e37a59bae0a62..56011d738441f 100644 --- a/arch/mips/generic/Makefile +++ b/arch/mips/generic/Makefile @@ -4,9 +4,9 @@ # Author: Paul Burton # -obj-y += init.o -obj-y += irq.o -obj-y += proc.o +obj-$(CONFIG_MACH_GENERIC_CORE) += init.o +obj-$(CONFIG_MACH_GENERIC_CORE) += irq.o +obj-$(CONFIG_MACH_GENERIC_CORE) += proc.o obj-$(CONFIG_YAMON_DT_SHIM) += yamon-dt.o obj-$(CONFIG_LEGACY_BOARD_SEAD3) += board-sead3.o