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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D4FB5C433EF for ; Mon, 1 Nov 2021 17:58:06 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 7954460EDF for ; Mon, 1 Nov 2021 17:58:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 7954460EDF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:39812 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mhbZN-0008Rh-GO for qemu-devel@archiver.kernel.org; Mon, 01 Nov 2021 13:58:05 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:58962) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mhb6E-0003po-9u for qemu-devel@nongnu.org; Mon, 01 Nov 2021 13:27:58 -0400 Received: from mail-qv1-xf29.google.com ([2607:f8b0:4864:20::f29]:33547) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mhb64-0000fE-Nr for qemu-devel@nongnu.org; Mon, 01 Nov 2021 13:27:57 -0400 Received: by mail-qv1-xf29.google.com with SMTP id bu11so3795133qvb.0 for ; Mon, 01 Nov 2021 10:27:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=Wm8ynGMh6kJsv+mBV6l6SdFFT71ClM8AMZtK4AOJ7uE=; b=Hu8BKDqXp+ml25WceAruJPaBNmIz8UzmFA5AYzbFegacL5JwezXFN8fsw7ucofVZew PLMs6YJW1Ca2TZNb8Y0p6oNhEfRfDiZFCVVNFUDlklKl21GOtpFe9NNDs5RSWzqRy7oP in/OW+FFHMDDc67l2P0sGY4Dt/Gw4+gjd5PKZNGoaUDxLewqiqY1ZT2OagLvCROYUvB2 j1HkhTyDEQt4TLWNO7rjcrezd4aa1etzgkSaNeKk+CaIjbNJelknk6PAK7GEFUe8VHQm TF60/EGnx4DhT4Vjq4azjiyF4VKdjVCP8gZxiAfHPVUcCINOoXx3OcbgkhsA4k+wz4KG zIUA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Wm8ynGMh6kJsv+mBV6l6SdFFT71ClM8AMZtK4AOJ7uE=; b=UphJZvmTl7f5hwpj+9+gCEIjk3N+3EeMn1AR82ARZR6adEgYj6cegRxSWuGRCliUB2 0XhgVc9eAbrZRbBb7n/1vdA9Hir8dPZzUFLBiZjcR4fXPbZsog7N0VbDvFHST4A3Je9W Ln8UVaZNYjY1S/zxDCqhj3OsJoRQs/5H6MogRAPl/TZacspUaE1tdvBq5t5AEgQ059XL HXLjnLINMV+5lWP+XJlECZmH7yD5l3ic0IaWS8CKJmaCzTY0AuXcEGerlqu4iAofaQoA cx+locZ2xebq2ZvacSltnBLUYF5RqYoszn/HksFAYkrqtzur7z5FCU2IJpLlXs+Qjwta mKMw== X-Gm-Message-State: AOAM530z3mfw6CLeQqCVGV/JAGW5pN9agfyZOTW+QKKI1Y9/xx2vTzic C31PeKHYDcGXGpaudvs2kXPJiqVgFDGsGg== X-Google-Smtp-Source: ABdhPJyp9eMyRF6XyV7cPXZgURO0aQ8uVSUeAOdssdny2FipJNGLE+DnWAq6I4b7OjFNE87RmMSEFA== X-Received: by 2002:a05:6214:1d2b:: with SMTP id f11mr13966991qvd.7.1635787667910; Mon, 01 Nov 2021 10:27:47 -0700 (PDT) Received: from localhost.localdomain (rrcs-172-254-253-57.nyc.biz.rr.com. [172.254.253.57]) by smtp.gmail.com with ESMTPSA id t5sm6075331qkf.34.2021.11.01.10.27.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 Nov 2021 10:27:47 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v7 29/60] target/microblaze: Make mb_cpu_tlb_fill sysemu only Date: Mon, 1 Nov 2021 13:26:58 -0400 Message-Id: <20211101172729.23149-30-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211101172729.23149-1-richard.henderson@linaro.org> References: <20211101172729.23149-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::f29; envelope-from=richard.henderson@linaro.org; helo=mail-qv1-xf29.google.com 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_DNSWL_NONE=-0.0001, SPF_HELO_NONE=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: , Cc: "Edgar E . Iglesias" , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The fallback code in cpu_loop_exit_sigsegv is sufficient for microblaze linux-user. Remove the code from cpu_loop that handled the unnamed 0xaa exception. Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Edgar E. Iglesias Signed-off-by: Richard Henderson --- target/microblaze/cpu.h | 8 ++++---- linux-user/microblaze/cpu_loop.c | 10 ---------- target/microblaze/cpu.c | 2 +- target/microblaze/helper.c | 13 +------------ 4 files changed, 6 insertions(+), 27 deletions(-) diff --git a/target/microblaze/cpu.h b/target/microblaze/cpu.h index b7a848bbae..e9cd0b88de 100644 --- a/target/microblaze/cpu.h +++ b/target/microblaze/cpu.h @@ -394,10 +394,6 @@ void mb_tcg_init(void); #define MMU_USER_IDX 2 /* See NB_MMU_MODES further up the file. */ -bool mb_cpu_tlb_fill(CPUState *cs, vaddr address, int size, - MMUAccessType access_type, int mmu_idx, - bool probe, uintptr_t retaddr); - typedef CPUMBState CPUArchState; typedef MicroBlazeCPU ArchCPU; @@ -415,6 +411,10 @@ static inline void cpu_get_tb_cpu_state(CPUMBState *env, target_ulong *pc, } #if !defined(CONFIG_USER_ONLY) +bool mb_cpu_tlb_fill(CPUState *cs, vaddr address, int size, + MMUAccessType access_type, int mmu_idx, + bool probe, uintptr_t retaddr); + void mb_cpu_transaction_failed(CPUState *cs, hwaddr physaddr, vaddr addr, unsigned size, MMUAccessType access_type, int mmu_idx, MemTxAttrs attrs, diff --git a/linux-user/microblaze/cpu_loop.c b/linux-user/microblaze/cpu_loop.c index 52222eb93f..a94467dd2d 100644 --- a/linux-user/microblaze/cpu_loop.c +++ b/linux-user/microblaze/cpu_loop.c @@ -37,16 +37,6 @@ void cpu_loop(CPUMBState *env) process_queued_cpu_work(cs); switch (trapnr) { - case 0xaa: - { - info.si_signo = TARGET_SIGSEGV; - info.si_errno = 0; - /* XXX: check env->error_code */ - info.si_code = TARGET_SEGV_MAPERR; - info._sifields._sigfault._addr = 0; - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); - } - break; case EXCP_INTERRUPT: /* just indicate that signals should be handled asap */ break; diff --git a/target/microblaze/cpu.c b/target/microblaze/cpu.c index 15db277925..b9c888b87e 100644 --- a/target/microblaze/cpu.c +++ b/target/microblaze/cpu.c @@ -365,9 +365,9 @@ static const struct SysemuCPUOps mb_sysemu_ops = { static const struct TCGCPUOps mb_tcg_ops = { .initialize = mb_tcg_init, .synchronize_from_tb = mb_cpu_synchronize_from_tb, - .tlb_fill = mb_cpu_tlb_fill, #ifndef CONFIG_USER_ONLY + .tlb_fill = mb_cpu_tlb_fill, .cpu_exec_interrupt = mb_cpu_exec_interrupt, .do_interrupt = mb_cpu_do_interrupt, .do_transaction_failed = mb_cpu_transaction_failed, diff --git a/target/microblaze/helper.c b/target/microblaze/helper.c index dd2aecd1d5..a607fe68e5 100644 --- a/target/microblaze/helper.c +++ b/target/microblaze/helper.c @@ -24,18 +24,7 @@ #include "qemu/host-utils.h" #include "exec/log.h" -#if defined(CONFIG_USER_ONLY) - -bool mb_cpu_tlb_fill(CPUState *cs, vaddr address, int size, - MMUAccessType access_type, int mmu_idx, - bool probe, uintptr_t retaddr) -{ - cs->exception_index = 0xaa; - cpu_loop_exit_restore(cs, retaddr); -} - -#else /* !CONFIG_USER_ONLY */ - +#ifndef CONFIG_USER_ONLY static bool mb_cpu_access_is_secure(MicroBlazeCPU *cpu, MMUAccessType access_type) { -- 2.25.1