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 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 C438CC433EF for ; Thu, 21 Apr 2022 15:47:59 +0000 (UTC) Received: from localhost ([::1]:39252 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nhZ2E-0007ex-V6 for qemu-devel@archiver.kernel.org; Thu, 21 Apr 2022 11:47:58 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43038) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nhYZZ-0007jD-Gr for qemu-devel@nongnu.org; Thu, 21 Apr 2022 11:18:21 -0400 Received: from mail-pl1-x62d.google.com ([2607:f8b0:4864:20::62d]:40761) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nhYZX-0006K5-Oi for qemu-devel@nongnu.org; Thu, 21 Apr 2022 11:18:21 -0400 Received: by mail-pl1-x62d.google.com with SMTP id t12so5163411pll.7 for ; Thu, 21 Apr 2022 08:18:19 -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=HPehtKqkb+apNQRFxOruqnxoC30m1j8VxgKC8dRxI2M=; b=KpVzn7s2YYAOtSJyBekFoxuj3QZsb2+5sPsHQXlKt+iSXiZUd7rDCF2hXhMNLiY0lV OY9P3xhbEUoNLcOo/MTfwjfaOXsYl1uxMB6wKB246dZdo5FnK9gs7ZTN0sAX7Lils9CA vaKOTNBMIodKMccFvrHCrYXVdSNv/B+kw1EZtHcOS1Z+QsOHCxTiYJf7r5FmvFFIDYK8 2eu5g/dTwUtUyPGdThHAaeyBUHCxYU2TcexPFyprVDkxgTMnJ3BvOAJjbaZzi3Ao/585 bhgD7JW8WwBxRoWr9lx2Y3HwYSVCZP2kNxQWv09sUMmOrwBUNObNxWRaCtyzieMDGBPo l3ig== 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=HPehtKqkb+apNQRFxOruqnxoC30m1j8VxgKC8dRxI2M=; b=ON+DBQ71mKiw3qQfT8MADSLAcA+BceGGJjfPGKmOG3Zoqrqi5jZCCfhZV5knJrXcxY JfmQuwLEINcv7LofUhpCt77YKSRkwH4+Gwro4YLeUThnYbf8/cGIkze0KQffVIMlP0wD Wx+ZdPvAzI5mUy4EVuWPNiA2Yfn/Iby2Km+wI+Srznqk5SnR+HrMLiQqV/9k4iJSDX66 plmlI1mZKOOai28H5zR2jzkEmWeSVHinYtODOHXhPJv4nnhCvpk+Db0MAW/ahh/zuqVj Q0TRuOIlmXwmyLx/5cGOqGav5u3dHdryqsi+hWK12Potf0kRakE8Ronh8owDrKkGtPsb nw1w== X-Gm-Message-State: AOAM530fh96xL7YwFqN8Nl8HwVmtdZ+ccUxbHD157R6ixacXswOJk6KN w2FlVCMOABORELtX+bqQ+Ae7VAfmL0I6dQ== X-Google-Smtp-Source: ABdhPJyH0M1EW5xTEyW4/q/FcR0aFqTHjrmX9kjEIODiDxf4x/n0EBRSWI55ehBFXN1NZl8/sL6V0Q== X-Received: by 2002:a17:90b:3c51:b0:1d6:aabd:6a3b with SMTP id pm17-20020a17090b3c5100b001d6aabd6a3bmr120055pjb.241.1650554298463; Thu, 21 Apr 2022 08:18:18 -0700 (PDT) Received: from stoup.. ([2607:fb90:80c8:6cf3:a91a:4957:ba18:ac18]) by smtp.gmail.com with ESMTPSA id z16-20020a056a00241000b004f3a647ae89sm24616248pfh.174.2022.04.21.08.18.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Apr 2022 08:18:17 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v7 26/64] target/nios2: Use hw/registerfields.h for CR_TLBADDR fields Date: Thu, 21 Apr 2022 08:16:57 -0700 Message-Id: <20220421151735.31996-27-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220421151735.31996-1-richard.henderson@linaro.org> References: <20220421151735.31996-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::62d; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62d.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, T_SCC_BODY_TEXT_LINE=-0.01 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: Peter Maydell Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Use FIELD_EX32 and FIELD_DP32 instead of manual manipulation of the fields. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- target/nios2/cpu.h | 8 ++++---- target/nios2/helper.c | 4 ++-- target/nios2/mmu.c | 17 +++++++++-------- target/nios2/translate.c | 2 +- 4 files changed, 16 insertions(+), 15 deletions(-) diff --git a/target/nios2/cpu.h b/target/nios2/cpu.h index 114b494294..67ca62fc1f 100644 --- a/target/nios2/cpu.h +++ b/target/nios2/cpu.h @@ -110,10 +110,10 @@ FIELD(CR_EXCEPTION, CAUSE, 2, 5) FIELD(CR_EXCEPTION, ECCFTL, 31, 1) #define CR_PTEADDR 8 -#define CR_PTEADDR_PTBASE_SHIFT 22 -#define CR_PTEADDR_PTBASE_MASK (0x3FF << CR_PTEADDR_PTBASE_SHIFT) -#define CR_PTEADDR_VPN_SHIFT 2 -#define CR_PTEADDR_VPN_MASK (0xFFFFF << CR_PTEADDR_VPN_SHIFT) + +FIELD(CR_PTEADDR, VPN, 2, 20) +FIELD(CR_PTEADDR, PTBASE, 22, 10) + #define CR_TLBACC 9 #define CR_TLBACC_IGN_SHIFT 25 #define CR_TLBACC_IGN_MASK (0x7F << CR_TLBACC_IGN_SHIFT) diff --git a/target/nios2/helper.c b/target/nios2/helper.c index b30740824c..c2d0afe1b6 100644 --- a/target/nios2/helper.c +++ b/target/nios2/helper.c @@ -286,8 +286,8 @@ bool nios2_cpu_tlb_fill(CPUState *cs, vaddr address, int size, } else { env->ctrl[CR_TLBMISC] |= CR_TLBMISC_D; } - env->ctrl[CR_PTEADDR] &= CR_PTEADDR_PTBASE_MASK; - env->ctrl[CR_PTEADDR] |= (address >> 10) & CR_PTEADDR_VPN_MASK; + env->ctrl[CR_PTEADDR] = FIELD_DP32(env->ctrl[CR_PTEADDR], CR_PTEADDR, VPN, + address >> TARGET_PAGE_BITS); env->mmu.pteaddr_wr = env->ctrl[CR_PTEADDR]; cs->exception_index = excp; diff --git a/target/nios2/mmu.c b/target/nios2/mmu.c index 95900724e8..75afc56daf 100644 --- a/target/nios2/mmu.c +++ b/target/nios2/mmu.c @@ -97,7 +97,7 @@ void helper_mmu_write_tlbacc(CPUNios2State *env, uint32_t v) /* if tlbmisc.WE == 1 then trigger a TLB write on writes to TLBACC */ if (env->ctrl[CR_TLBMISC] & CR_TLBMISC_WR) { int way = (env->ctrl[CR_TLBMISC] >> CR_TLBMISC_WAY_SHIFT); - int vpn = (env->mmu.pteaddr_wr & CR_PTEADDR_VPN_MASK) >> 2; + int vpn = FIELD_EX32(env->mmu.pteaddr_wr, CR_PTEADDR, VPN); int pid = (env->mmu.tlbmisc_wr & CR_TLBMISC_PID_MASK) >> 4; int g = (v & CR_TLBACC_G) ? 1 : 0; int valid = ((vpn & CR_TLBACC_PFN_MASK) < 0xC0000) ? 1 : 0; @@ -148,7 +148,7 @@ void helper_mmu_write_tlbmisc(CPUNios2State *env, uint32_t v) /* if tlbmisc.RD == 1 then trigger a TLB read on writes to TLBMISC */ if (v & CR_TLBMISC_RD) { int way = (v >> CR_TLBMISC_WAY_SHIFT); - int vpn = (env->mmu.pteaddr_wr & CR_PTEADDR_VPN_MASK) >> 2; + int vpn = FIELD_EX32(env->mmu.pteaddr_wr, CR_PTEADDR, VPN); Nios2TLBEntry *entry = &env->mmu.tlb[(way * cpu->tlb_num_ways) + (vpn & env->mmu.tlb_entry_mask)]; @@ -160,8 +160,9 @@ void helper_mmu_write_tlbmisc(CPUNios2State *env, uint32_t v) (v & ~CR_TLBMISC_PID_MASK) | ((entry->tag & ((1 << cpu->pid_num_bits) - 1)) << CR_TLBMISC_PID_SHIFT); - env->ctrl[CR_PTEADDR] &= ~CR_PTEADDR_VPN_MASK; - env->ctrl[CR_PTEADDR] |= (entry->tag >> 12) << CR_PTEADDR_VPN_SHIFT; + env->ctrl[CR_PTEADDR] = FIELD_DP32(env->ctrl[CR_PTEADDR], + CR_PTEADDR, VPN, + entry->tag >> TARGET_PAGE_BITS); } else { env->ctrl[CR_TLBMISC] = v; } @@ -171,12 +172,12 @@ void helper_mmu_write_tlbmisc(CPUNios2State *env, uint32_t v) void helper_mmu_write_pteaddr(CPUNios2State *env, uint32_t v) { - trace_nios2_mmu_write_pteaddr(v >> CR_PTEADDR_PTBASE_SHIFT, - (v & CR_PTEADDR_VPN_MASK) >> CR_PTEADDR_VPN_SHIFT); + trace_nios2_mmu_write_pteaddr(FIELD_EX32(v, CR_PTEADDR, PTBASE), + FIELD_EX32(v, CR_PTEADDR, VPN)); /* Writes to PTEADDR don't change the read-back VPN value */ - env->ctrl[CR_PTEADDR] = ((v & ~CR_PTEADDR_VPN_MASK) | - (env->ctrl[CR_PTEADDR] & CR_PTEADDR_VPN_MASK)); + env->ctrl[CR_PTEADDR] = ((v & ~R_CR_PTEADDR_VPN_MASK) | + (env->ctrl[CR_PTEADDR] & R_CR_PTEADDR_VPN_MASK)); env->mmu.pteaddr_wr = v; } diff --git a/target/nios2/translate.c b/target/nios2/translate.c index fc49a7101f..baa22c5101 100644 --- a/target/nios2/translate.c +++ b/target/nios2/translate.c @@ -924,7 +924,7 @@ void nios2_cpu_dump_state(CPUState *cs, FILE *f, int flags) } } qemu_fprintf(f, " mmu write: VPN=%05X PID %02X TLBACC %08X\n", - env->mmu.pteaddr_wr & CR_PTEADDR_VPN_MASK, + env->mmu.pteaddr_wr & R_CR_PTEADDR_VPN_MASK, (env->mmu.tlbmisc_wr & CR_TLBMISC_PID_MASK) >> 4, env->mmu.tlbacc_wr); #endif -- 2.34.1