From patchwork Thu Nov 21 01:49:38 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anton Johansson X-Patchwork-Id: 13881553 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D5399D743FD for ; Thu, 21 Nov 2024 01:49:57 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tDwJz-0007CX-ST; Wed, 20 Nov 2024 20:49:27 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tDwJu-0006lK-26 for qemu-devel@nongnu.org; Wed, 20 Nov 2024 20:49:23 -0500 Received: from rev.ng ([94.130.142.21]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tDwJs-0004sG-LI for qemu-devel@nongnu.org; Wed, 20 Nov 2024 20:49:21 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=rev.ng; s=dkim; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive:List-Unsubscribe:List-Unsubscribe-Post: List-Help; bh=XdRCsx0NU7YzRpnmN8Uf2wu+MGo6jaBAg0CJXu+Wbdo=; b=BFLBdRLKOCSs7bd CMYhd3gYoIYnhuMqUd9qpJv0VYo/xlwpugtYWT1S1puC3NH5Ncaw4SvG89WBfiqaVQfrlbuGB0rag a+t259i7owrd72qo92c4D2U1cfmwbRMVsayOSMYgMMXGRxJotFzSXJVnvxWUMljktC/UHesQoIUmI a8=; To: qemu-devel@nongnu.org Cc: ale@rev.ng, ltaylorsimpson@gmail.com, bcain@quicinc.com, richard.henderson@linaro.org, philmd@linaro.org, alex.bennee@linaro.org Subject: [RFC PATCH v1 34/43] target/hexagon: Add get_tb_mmu_index() Date: Thu, 21 Nov 2024 02:49:38 +0100 Message-ID: <20241121014947.18666-35-anjo@rev.ng> In-Reply-To: <20241121014947.18666-1-anjo@rev.ng> References: <20241121014947.18666-1-anjo@rev.ng> MIME-Version: 1.0 Received-SPF: pass client-ip=94.130.142.21; envelope-from=anjo@rev.ng; helo=rev.ng X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: Anton Johansson X-Patchwork-Original-From: Anton Johansson via From: Anton Johansson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Adds a functions to return the current mmu index given tb_flags of the current translation block. Required by helper-to-tcg in order to retrieve the mmu index for memory operations without changing the signature of helper functions. Signed-off-by: Anton Johansson --- target/hexagon/cpu.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/target/hexagon/cpu.h b/target/hexagon/cpu.h index 764f3c38cc..7be4b5769e 100644 --- a/target/hexagon/cpu.h +++ b/target/hexagon/cpu.h @@ -153,6 +153,18 @@ static inline void cpu_get_tb_cpu_state(CPUHexagonState *env, vaddr *pc, } } +// Returns the current mmu index given tb_flags of the current translation +// block. Required by helper-to-tcg in order to retrieve the mmu index for +// memory operations without changing the signature of helper functions. +static inline int get_tb_mmu_index(uint32_t flags) +{ +#ifdef CONFIG_USER_ONLY + return MMU_USER_IDX; +#else +#error System mode not supported on Hexagon yet +#endif +} + typedef HexagonCPU ArchCPU; void hexagon_translate_init(void);