From nobody Tue Apr 15 10:55:54 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1615227806; cv=none; d=zohomail.com; s=zohoarc; b=gzq3d0DetvmP+PbwH2goSaJsdELKcKPZPzZsNT7hB2llpvwF+YcCWQV8o0A7aEIeU0/4BBQGemi4Li82MV1nPwU3nbDaFrsJtTZY0fEEzrAkpZaywpIrOUWDm5LpU00HCKSa1N9RtBCLwiN+5yVhPjy/JgrgApB1cYlfnnmNBdw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1615227806; h=Content-Type:Content-Transfer-Encoding:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=6Y/D7IZPF2btpylr/tGSrJglln8Q0IaQqjPn+zpk0J0=; b=dH+LIc0qboksMk7V6JgyzySptVo4Ai2PxeLysEq7lR3G9H9p1brNX2MHNL2sNYlMxYpRUMw1XSSk7ixVgGBK3SRzvLFpkp2jr2H95ICHeVk+dOHWYYJHc5Nb/vmiV8SatAOZG1g1Yba9nynzi3AdY+uXvkgTREDMMcAmsety6F0= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1615227806449603.6144124539506; Mon, 8 Mar 2021 10:23:26 -0800 (PST) Received: from localhost ([::1]:34626 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lJKXL-0005kM-V6 for importer@patchew.org; Mon, 08 Mar 2021 13:23:24 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:53940) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lJJlA-0007DT-H8 for qemu-devel@nongnu.org; Mon, 08 Mar 2021 12:33:36 -0500 Received: from mail-wm1-x32c.google.com ([2a00:1450:4864:20::32c]:35782) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lJJkq-00078B-PM for qemu-devel@nongnu.org; Mon, 08 Mar 2021 12:33:36 -0500 Received: by mail-wm1-x32c.google.com with SMTP id c76-20020a1c9a4f0000b029010c94499aedso4301443wme.0 for ; Mon, 08 Mar 2021 09:33:16 -0800 (PST) Received: from orth.archaic.org.uk (orth.archaic.org.uk. [81.2.115.148]) by smtp.gmail.com with ESMTPSA id i10sm18628217wrs.11.2021.03.08.09.33.14 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Mar 2021 09:33:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=6Y/D7IZPF2btpylr/tGSrJglln8Q0IaQqjPn+zpk0J0=; b=WmvHSiprixbEuxj1g9Wjy+tEYCQXmVyNL9iDCS70aQEBuD7J+tULMK0ZKw/4iiMhM7 LxkAxyZf3/Ikb2WdaMhwdg0XeyhjWQYsA/P5Wrf/Tii2/i75waO8v/eJOk9bpVTL+Ira y5jp4HoItWuxQEJoh76GP2KlpZGvHw3J37zfdaeiB8wp1DdQzOBzeE7ggEHu0+3R3W2N rBa69k9oR2QRrCWEazNgtAV/7MbhPPs7x14vTq8jg50DyM2j5PmOQGhHTbGUbF+Rd6Q8 4khcaHRJyXT0QyfePwZAgKKPdYu122Rc3lcxrBpYthJtOejtF1xAAXSxu9IT3P+EkFEU C7UA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=6Y/D7IZPF2btpylr/tGSrJglln8Q0IaQqjPn+zpk0J0=; b=h3vHUu3LQTbbK72tKIme4vVytbnf5vN13Hva6X+5bvI6l5aOio0/2+voVYailbDQA+ TrNqmJCPopIgh/E8U3/j3aTqb6RWU7Dy55c00KX6ZwMojhTztj7qvdlIKEw4bP7ZwOMx NlFsoT76udCPMHLjaFEFxz89wFch94O1I+5/Olmv1x9G0tpChvBypQ/jCAATmrgX7WLn hm/x2efciVM9N5EnhjNygYFvmrj8shEawBpMJcg/uvzHIGk5f3ZZ1zIbqPq1dzPoVHFC M4zQMW9NG8+T+Ji+uf1U4QeSJoe0mlv12jro7h+T/gX9Fks9VbqPW+Is/eg3CglSdVFj dYhA== X-Gm-Message-State: AOAM532tIj+nMK5q6hTveN4NXS4Yd0CWwyBQfbKP2K0jchdGoUFNs6iP r2ZMUiDbe0FP7XtbWd6D9IZIiBHhB7HxhQ== X-Google-Smtp-Source: ABdhPJzfTo4BPj+rQCp7/p3FuCYW7GHZTumq3w+14QW5+YzWibrJP6uRJt6TBIWQKVrXwOQxnHyQVQ== X-Received: by 2002:a7b:c04c:: with SMTP id u12mr23658578wmc.9.1615224795329; Mon, 08 Mar 2021 09:33:15 -0800 (PST) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 39/54] hw/misc/mps2-scc: Implement changes for AN547 Date: Mon, 8 Mar 2021 17:32:29 +0000 Message-Id: <20210308173244.20710-40-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210308173244.20710-1-peter.maydell@linaro.org> References: <20210308173244.20710-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::32c; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x32c.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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Implement the minor changes required to the SCC block for AN547 images: * CFG2 and CFG5 exist (like AN524) * CFG3 is reserved (like AN524) * CFG0 bit 1 is CPU_WAIT; we don't implement it, but note this in the TODO comment Signed-off-by: Peter Maydell Tested-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson Message-id: 20210219144617.4782-40-peter.maydell@linaro.org --- hw/misc/mps2-scc.c | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/hw/misc/mps2-scc.c b/hw/misc/mps2-scc.c index 140a4b9ceba..c56aca86ad5 100644 --- a/hw/misc/mps2-scc.c +++ b/hw/misc/mps2-scc.c @@ -110,14 +110,14 @@ static uint64_t mps2_scc_read(void *opaque, hwaddr of= fset, unsigned size) r =3D s->cfg1; break; case A_CFG2: - if (scc_partno(s) !=3D 0x524) { + if (scc_partno(s) !=3D 0x524 && scc_partno(s) !=3D 0x547) { /* CFG2 reserved on other boards */ goto bad_offset; } r =3D s->cfg2; break; case A_CFG3: - if (scc_partno(s) =3D=3D 0x524) { + if (scc_partno(s) =3D=3D 0x524 && scc_partno(s) =3D=3D 0x547) { /* CFG3 reserved on AN524 */ goto bad_offset; } @@ -130,7 +130,7 @@ static uint64_t mps2_scc_read(void *opaque, hwaddr offs= et, unsigned size) r =3D s->cfg4; break; case A_CFG5: - if (scc_partno(s) !=3D 0x524) { + if (scc_partno(s) !=3D 0x524 && scc_partno(s) !=3D 0x547) { /* CFG5 reserved on other boards */ goto bad_offset; } @@ -185,7 +185,10 @@ static void mps2_scc_write(void *opaque, hwaddr offset= , uint64_t value, =20 switch (offset) { case A_CFG0: - /* TODO on some boards bit 0 controls RAM remapping */ + /* + * TODO on some boards bit 0 controls RAM remapping; + * on others bit 1 is CPU_WAIT. + */ s->cfg0 =3D value; break; case A_CFG1: @@ -195,7 +198,7 @@ static void mps2_scc_write(void *opaque, hwaddr offset,= uint64_t value, } break; case A_CFG2: - if (scc_partno(s) !=3D 0x524) { + if (scc_partno(s) !=3D 0x524 && scc_partno(s) !=3D 0x547) { /* CFG2 reserved on other boards */ goto bad_offset; } @@ -203,7 +206,7 @@ static void mps2_scc_write(void *opaque, hwaddr offset,= uint64_t value, s->cfg2 =3D value; break; case A_CFG5: - if (scc_partno(s) !=3D 0x524) { + if (scc_partno(s) !=3D 0x524 && scc_partno(s) !=3D 0x547) { /* CFG5 reserved on other boards */ goto bad_offset; } --=20 2.20.1