From patchwork Wed May 1 23:43:31 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: BALATON Zoltan X-Patchwork-Id: 13651211 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 66165C4345F for ; Wed, 1 May 2024 23:48:49 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1s2Jc5-0002UJ-5c; Wed, 01 May 2024 19:43:49 -0400 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 1s2Jbt-0002Q0-73; Wed, 01 May 2024 19:43:37 -0400 Received: from zero.eik.bme.hu ([2001:738:2001:2001::2001]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1s2Jbr-00053n-D6; Wed, 01 May 2024 19:43:36 -0400 Received: from zero.eik.bme.hu (localhost [127.0.0.1]) by zero.eik.bme.hu (Postfix) with ESMTP id F0CAF4E6041; Thu, 02 May 2024 01:43:32 +0200 (CEST) X-Virus-Scanned: amavisd-new at eik.bme.hu Received: from zero.eik.bme.hu ([127.0.0.1]) by zero.eik.bme.hu (zero.eik.bme.hu [127.0.0.1]) (amavisd-new, port 10028) with ESMTP id ZEHiDkzAuh3v; Thu, 2 May 2024 01:43:31 +0200 (CEST) Received: by zero.eik.bme.hu (Postfix, from userid 432) id 0E4284E602D; Thu, 02 May 2024 01:43:31 +0200 (CEST) Message-Id: In-Reply-To: References: From: BALATON Zoltan Subject: [PATCH v2 24/28] target/ppc/mmu_common.c: Remove BookE handling from get_physical_address_wtlb() MIME-Version: 1.0 To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Cc: Nicholas Piggin , Daniel Henrique Barboza Date: Thu, 02 May 2024 01:43:31 +0200 (CEST) Received-SPF: pass client-ip=2001:738:2001:2001::2001; envelope-from=balaton@eik.bme.hu; helo=zero.eik.bme.hu X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org This function is no longer called for BookE MMU model so remove parts related to it. This has uncovered a few may be used uninitialised warnings that are also fixed. Signed-off-by: BALATON Zoltan --- target/ppc/mmu_common.c | 25 +++++-------------------- 1 file changed, 5 insertions(+), 20 deletions(-) diff --git a/target/ppc/mmu_common.c b/target/ppc/mmu_common.c index a1f98f8de4..d61c41d8c9 100644 --- a/target/ppc/mmu_common.c +++ b/target/ppc/mmu_common.c @@ -684,12 +684,10 @@ static int mmubooke_get_physical_address(CPUPPCState *env, mmu_ctx_t *ctx, ret = mmubooke_check_tlb(env, tlb, &raddr, &ctx->prot, address, access_type, i); if (ret != -1) { - if (ret >= 0) { - ctx->raddr = raddr; - } break; } } + ctx->raddr = raddr; qemu_log_mask(CPU_LOG_MMU, "%s: access %s " TARGET_FMT_lx " => " HWADDR_FMT_plx " %d %d\n", __func__, ret < 0 ? "refused" : "granted", @@ -897,9 +895,6 @@ static int mmubooke206_get_physical_address(CPUPPCState *env, mmu_ctx_t *ctx, ret = mmubooke206_check_tlb(env, tlb, &raddr, &ctx->prot, address, access_type, mmu_idx); if (ret != -1) { - if (ret >= 0) { - ctx->raddr = raddr; - } goto found_tlb; } } @@ -907,6 +902,7 @@ static int mmubooke206_get_physical_address(CPUPPCState *env, mmu_ctx_t *ctx, found_tlb: + ctx->raddr = raddr; qemu_log_mask(CPU_LOG_MMU, "%s: access %s " TARGET_FMT_lx " => " HWADDR_FMT_plx " %d %d\n", __func__, ret < 0 ? "refused" : "granted", address, raddr, @@ -1163,20 +1159,9 @@ static int get_physical_address_wtlb(CPUPPCState *env, mmu_ctx_t *ctx, MMUAccessType access_type, int type, int mmu_idx) { - bool real_mode; - - if (env->mmu_model == POWERPC_MMU_BOOKE) { - return mmubooke_get_physical_address(env, ctx, eaddr, access_type); - } else if (env->mmu_model == POWERPC_MMU_BOOKE206) { - return mmubooke206_get_physical_address(env, ctx, eaddr, access_type, - mmu_idx); - } - - real_mode = (type == ACCESS_CODE) ? !FIELD_EX64(env->msr, MSR, IR) - : !FIELD_EX64(env->msr, MSR, DR); - if (real_mode && (env->mmu_model == POWERPC_MMU_SOFT_6xx || - env->mmu_model == POWERPC_MMU_SOFT_4xx || - env->mmu_model == POWERPC_MMU_REAL)) { + bool real_mode = (type == ACCESS_CODE) ? !FIELD_EX64(env->msr, MSR, IR) + : !FIELD_EX64(env->msr, MSR, DR); + if (real_mode) { memset(ctx, 0, sizeof(*ctx)); ctx->raddr = eaddr; ctx->prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;