From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 277DBCA9EC8 for ; Fri, 18 Oct 2019 00:49:54 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id F0C2421D7C for ; Fri, 18 Oct 2019 00:49:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="fplISfye"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=sifive.com header.i=@sifive.com header.b="gvQqT9Yo" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F0C2421D7C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=sifive.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ZeO8iX2CbvHVN8nanfd3UNPttHA8wIXLciWp5yrGDGg=; b=fplISfyetw15kO AhlZ7zyriEaFwKv0UwWHsbdiwwsaQzHxHNCLYcwtYwOQHGL87A3PhzGL7kPJkfXWeoaaOcYDplu4j AeShFtTZ4xxJKy85DXi4YMohxVFYBYNgB3n0SRbUslaELrKMmXXVzVOWntrRFNfeZXB5oCZsp7W3f C8YDQtE30Hp8zNYt/CuMnid9b4ZP7p/kzbSC1r405Mn/YwWodrYjocIGST06BliD4a3tu3Ukds8mN tUIUOC5ih4kcEHusLrq14w9ERVvGPSSe1Ge+QOhKeH7qBAvHOlh/fnFOKYOabC9W9WhCHM7GN/t64 ftGv7wTJ4aCVQGBLCUDQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iLGSm-0002wa-T6; Fri, 18 Oct 2019 00:49:52 +0000 Received: from mail-il1-x141.google.com ([2607:f8b0:4864:20::141]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iLGSj-0002uB-Nj for linux-riscv@lists.infradead.org; Fri, 18 Oct 2019 00:49:51 +0000 Received: by mail-il1-x141.google.com with SMTP id v2so3960288ilm.0 for ; Thu, 17 Oct 2019 17:49:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=gALXE7phMSnF5XNrDSEyjkXd1DZJtTY9PSTVrsQZe00=; b=gvQqT9Yodma6TKFJX8psyNTmo8wcv+MIYwgBZSs5+OnIb53melvh14TUW8Krr6e/pw b6Ruf9EUI3WPSSX1ll6odbzEAr8QBztNIPKo1dkw8sS8CjOqCmsvFqh8w9HRTDfVL10u dfVhQB9K9qqxNQtwpR3pvEcBSS4/n5xuiikXqL2eEVkfg/01+BpwoDOBI4prTXD6oW3e lrjiGH5iOhv5B8FXh6YoMwYcIjogRCbX+Mgy5eD07LOR37kbJRm41HyV6Ts/nIartkj2 XFOfE4nXsSWa8hclFAY99o218sf8Q1RtxuVD/azxc03ekDAP9KSGLh3v8KbC6gylyYA8 lTug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=gALXE7phMSnF5XNrDSEyjkXd1DZJtTY9PSTVrsQZe00=; b=cmJDQZxfLUI5fe+mBwQGolM/9Kk4ZgXuJZ4swX1KYi3+BbDtdoDAIDx1Xq4pGlZDTT CZkwBxewRDe5NOGlQPC/D7wm60bLjXpq1j0IB2ju5neIYxftjDLHfIIetPFZFxHYUkUR sZkz5X4VNTfD4kIPqWgo+KmviWi6mIZaphyAiOhHWeCy2R1wk6mfVfnljVQ3NPa0ZQuo B+fncE1QNYrHFpH6FoXrcSfjhWwatfgwBs5jg0Thrkdo9LeYxWaXqVk+Qy/EHaFc+fVy 33Vu0kpVTvsnBNIutCEK+imrZ+evvoinaRIwAN4jXnQIMKBvtuu6IPSnjyVXGaLSw8sS PmOA== X-Gm-Message-State: APjAAAVYC3iIsCdAQVMBxSWW2LaKDEJXJTKri8w/upwtaE3ICGr0T3M6 1XogJ6FiZs7mGXjM5oTF2EWUYyDMvOA= X-Google-Smtp-Source: APXvYqxPLKQvtgbLgFlVRB2Ikn/U3owBmflwcq8p9d/U6XcwlVA5Drwp1LB7Ar0kv3oX22JbaPb7Lw== X-Received: by 2002:a92:4144:: with SMTP id o65mr7004075ila.172.1571359788541; Thu, 17 Oct 2019 17:49:48 -0700 (PDT) Received: from viisi.Home ([64.62.168.194]) by smtp.gmail.com with ESMTPSA id z20sm1493891iof.38.2019.10.17.17.49.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Oct 2019 17:49:48 -0700 (PDT) From: Paul Walmsley To: linux-riscv@lists.infradead.org Subject: [PATCH 1/8] riscv: add prototypes for assembly language functions from entry.S Date: Thu, 17 Oct 2019 17:49:22 -0700 Message-Id: <20191018004929.3445-2-paul.walmsley@sifive.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191018004929.3445-1-paul.walmsley@sifive.com> References: <20191018004929.3445-1-paul.walmsley@sifive.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191017_174949_771032_2A120B94 X-CRM114-Status: GOOD ( 12.44 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org Add prototypes for assembly language functions defined in entry.S, and include these prototypes into C source files that call those functions. This patch resolves the following warnings from sparse: arch/riscv/kernel/signal.c:32:53: warning: incorrect type in initializer (different address spaces) arch/riscv/kernel/signal.c:45:23: warning: incorrect type in initializer (different address spaces) arch/riscv/kernel/signal.c:59:53: warning: incorrect type in initializer (different address spaces) arch/riscv/kernel/signal.c:69:23: warning: incorrect type in initializer (different address spaces) arch/riscv/kernel/signal.c:89:48: warning: incorrect type in argument 2 (different address spaces) arch/riscv/kernel/signal.c:142:45: warning: incorrect type in argument 2 (different address spaces) arch/riscv/kernel/signal.c:295:17: warning: symbol 'do_notify_resume' was not declared. Should it be static? arch/riscv/kernel/traps.c:91:1: warning: symbol 'do_trap_unknown' was not declared. Should it be static? arch/riscv/kernel/traps.c:93:1: warning: symbol 'do_trap_insn_misaligned' was not declared. Should it be static? arch/riscv/kernel/traps.c:95:1: warning: symbol 'do_trap_insn_fault' was not declared. Should it be static? arch/riscv/kernel/traps.c:97:1: warning: symbol 'do_trap_insn_illegal' was not declared. Should it be static? arch/riscv/kernel/traps.c:99:1: warning: symbol 'do_trap_load_misaligned' was not declared. Should it be static? arch/riscv/kernel/traps.c:101:1: warning: symbol 'do_trap_load_fault' was not declared. Should it be static? arch/riscv/kernel/traps.c:103:1: warning: symbol 'do_trap_store_misaligned' was not declared. Should it be static? arch/riscv/kernel/traps.c:105:1: warning: symbol 'do_trap_store_fault' was not declared. Should it be static? arch/riscv/kernel/traps.c:107:1: warning: symbol 'do_trap_ecall_u' was not declared. Should it be static? arch/riscv/kernel/traps.c:109:1: warning: symbol 'do_trap_ecall_s' was not declared. Should it be static? arch/riscv/kernel/traps.c:111:1: warning: symbol 'do_trap_ecall_m' was not declared. Should it be static? arch/riscv/kernel/traps.c:125:17: warning: symbol 'do_trap_break' was not declared. Should it be static? arch/riscv/kernel/traps.c:163:13: warning: symbol 'trap_init' was not declared. Should it be static? This change should have no functional impact. Signed-off-by: Paul Walmsley --- arch/riscv/kernel/entry.h | 29 +++++++++++++++++++++++++++++ arch/riscv/kernel/signal.c | 2 ++ arch/riscv/kernel/traps.c | 2 ++ 3 files changed, 33 insertions(+) create mode 100644 arch/riscv/kernel/entry.h diff --git a/arch/riscv/kernel/entry.h b/arch/riscv/kernel/entry.h new file mode 100644 index 000000000000..73bfcda993d0 --- /dev/null +++ b/arch/riscv/kernel/entry.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2019 SiFive, Inc. + */ +#ifndef __ASM_ENTRY_H +#define __ASM_ENTRY_H + +#include +#include + +asmlinkage void do_trap_unknown(struct pt_regs *regs); +asmlinkage void do_trap_insn_misaligned(struct pt_regs *regs); +asmlinkage void do_trap_insn_fault(struct pt_regs *regs); +asmlinkage void do_trap_insn_illegal(struct pt_regs *regs); +asmlinkage void do_trap_load_misaligned(struct pt_regs *regs); +asmlinkage void do_trap_load_fault(struct pt_regs *regs); +asmlinkage void do_trap_store_misaligned(struct pt_regs *regs); +asmlinkage void do_trap_store_fault(struct pt_regs *regs); +asmlinkage void do_trap_ecall_u(struct pt_regs *regs); +asmlinkage void do_trap_ecall_s(struct pt_regs *regs); +asmlinkage void do_trap_ecall_m(struct pt_regs *regs); +asmlinkage void do_trap_break(struct pt_regs *regs); + +asmlinkage void do_notify_resume(struct pt_regs *regs, + unsigned long thread_info_flags); + +void __init trap_init(void); + +#endif /* __ASM__H */ diff --git a/arch/riscv/kernel/signal.c b/arch/riscv/kernel/signal.c index b14d7647d800..85c700ad47e9 100644 --- a/arch/riscv/kernel/signal.c +++ b/arch/riscv/kernel/signal.c @@ -17,6 +17,8 @@ #include #include +#include "entry.h" + #define DEBUG_SIG 0 struct rt_sigframe { diff --git a/arch/riscv/kernel/traps.c b/arch/riscv/kernel/traps.c index 1ac75f7d0bff..eff679c3b618 100644 --- a/arch/riscv/kernel/traps.c +++ b/arch/riscv/kernel/traps.c @@ -19,6 +19,8 @@ #include #include +#include "entry.h" + int show_unhandled_signals = 1; extern asmlinkage void handle_exception(void); -- 2.23.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv