Re: [libre-riscv-dev] LibreSOC - RISCV and POWER dual architecture feasibility

diff --git a/8e/65030e895923de98693d5014e27d49d406fd87 b/8e/65030e895923de98693d5014e27d49d406fd87
new file mode 100644 (file)
index 0000000..91344e5
--- /dev/null
+++ b/8e/65030e895923de98693d5014e27d49d406fd87
@@ -0,0 +1,136 @@
+Return-path: <libre-riscv-dev-bounces@lists.libre-riscv.org>
+Envelope-to: publicinbox@libre-riscv.org
+Delivery-date: Sun, 15 Mar 2020 19:53:13 +0000
+Received: from localhost ([::1] helo=libre-riscv.org)
+       by libre-riscv.org with esmtp (Exim 4.89)
+       (envelope-from <libre-riscv-dev-bounces@lists.libre-riscv.org>)
+       id 1jDZJx-0000WV-4t; Sun, 15 Mar 2020 19:53:13 +0000
+Received: from mail-mw2nam12on2098.outbound.protection.outlook.com
+ ([40.107.244.98] helo=NAM12-MW2-obe.outbound.protection.outlook.com)
+ by libre-riscv.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)
+ (Exim 4.89) (envelope-from <yimmanuel3@gatech.edu>)
+ id 1jDZJv-0000WP-N7
+ for libre-riscv-dev@lists.libre-riscv.org; Sun, 15 Mar 2020 19:53:11 +0000
+ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none;
+ b=nqh642VaXd7FS/sibhSJxa3ZucwZ/GVRrppyw2hQ/a3tWd8qZTEW0yXbQffOlx0GfAETW0giCdoJFHon/Jxy4XwcXkALlt1L/jEbiXYV9+Mt238Sa8zGH7cAIVe5JSQ1UioVi1O5UjHp36oucrK374PB1hXdqmZwmnviM6oZ4jDvaAIhnXZYSzA+DCppq4KHwnjvdvvx51UFfTkuGS2P05f2+B4PTxwfD0Ep/U7mcYCT/CRkn0jZok6/MEsq1q9W8A8qrixERbwD2JRSVbqEmolpBgi6mJ263v/4BEGUjeAeyiCbaFZGJHdQHXpDtB5xA5d5LEX1JiOMUrJMMUZtGg==
+ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; 
+ s=arcselector9901;
+ h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;
+ bh=2vBVyQL3bNBLMf906j7wUrWdltShZEAuFcTowXkRexI=;
+ b=Ikbt4PRRJY6Dg6oIuK6S3jJdsNs4O7s4mAUR99fp3eoACtu4A9BWj5ij8G9qt6GFHv4JSGFmjJjho3NikvQv4gxVnddlTCmDtm/6baGG+54BgB7yODH/Z3lo3HftXcd21UpBTZJIFyT4R8BU6IPTAMlM0HkHTg/Elbz0b57TJPIKeYuMs6QviCgwMRd+gP9HWuZAEyMotizxwB9IJqSLpL7iAGhHIcHMCz79Dc5QBGBxfW/EA1ftX+nAYKV4Bq4kN7sY/5qMhkN/IzyYWJMIXRP6rmJYKO13jBZ1h/q+B64X8+PbW9LuTQTLA+KQAb4e0rzc7syC2TKppbDiPMCEzg==
+ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass
+ smtp.mailfrom=gatech.edu; dmarc=pass action=none header.from=gatech.edu;
+ dkim=pass header.d=gatech.edu; arc=none
+DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gatech.edu;
+ s=selector1;
+ h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;
+ bh=2vBVyQL3bNBLMf906j7wUrWdltShZEAuFcTowXkRexI=;
+ b=rBhgRtnXxENc+VPoTYAZ7IDDxQ/fxTpLGtiCCjc8F7xGFSil9aESX2Dr0eKjU34eM+dBTQr+KJgKZj4xt/fiLbaV/9qTMMDw5eep/jNlT9EIgOaS2d7U7jWCAGDSXmx5budAl6pjqPEWcAJZPhk/U8OWPFcypvUq6lVD+ppwkpY=
+Received: from BL0PR07MB3908.namprd07.prod.outlook.com (2603:10b6:207:3f::14)
+ by BL0PR07MB3972.namprd07.prod.outlook.com (2603:10b6:207:4b::10)
+ with Microsoft SMTP Server (version=TLS1_2,
+ cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2793.17; Sun, 15 Mar
+ 2020 19:52:45 +0000
+Received: from BL0PR07MB3908.namprd07.prod.outlook.com
+ ([fe80::d040:4516:8c:de63]) by BL0PR07MB3908.namprd07.prod.outlook.com
+ ([fe80::d040:4516:8c:de63%5]) with mapi id 15.20.2814.021; Sun, 15 Mar 2020
+ 19:52:44 +0000
+From: "Immanuel, Yehowshua U" <yimmanuel3@gatech.edu>
+To: Libre-RISCV General Development <libre-riscv-dev@lists.libre-riscv.org>
+Thread-Topic: [libre-riscv-dev] LibreSOC - RISCV and POWER dual architecture
+ feasibility
+Thread-Index: AQHV+mUxQD90X4HK0kGgnq7LLo6/uahI+5+AgAAfoACAABGggIAAEk2AgABDcQCAAHU+AIAAAIYAgAANwoCAAAGoAIAAAfGAgAACeoCAAAMTgIAAAoIA
+Date: Sun, 15 Mar 2020 19:52:44 +0000
+Message-ID: <8C348DCE-274B-476B-8F61-C1BB5F1C3EC1@gatech.edu>
+References: <6AC4EFD4-AA30-42C7-855A-CE68A62F107F@gatech.edu>
+ <CAC2bXD6j_Swv4iOPMGC3ZgYpc8+ThqoFnOXqpXGkk4a1e_0Nqw@mail.gmail.com>
+ <20200315051018.svaw4aor7ifwn725@topoi.pooq.com>
+ <CAC2bXD7h90TXSCeFAM41NW-VbTizpWVueDu8KrmLHxBaX-7a=A@mail.gmail.com>
+ <E23AD06A-36A2-4322-98E3-20FBEC559026@gatech.edu>
+ <CAPweEDyaCDW575g4V7NQbiXhp+wLJR+EqaYjNHfHgpjnS7ENnQ@mail.gmail.com>
+ <1BB9EA49-275B-4365-963E-9FC21D574BB7@gatech.edu>
+ <16F24775-E25B-4E31-A1D4-145EB65FB1D8@gatech.edu>
+ <CAPweEDzeLs0br0dqzxdAWCovEBA0hyxBo89SPHykr3S7nTzBFg@mail.gmail.com>
+ <75CA4609-370F-455E-A88D-50E3766D45D7@gatech.edu>
+ <CAPweEDy4_=oHhz+nBZbjfUdbdVu-bHswHz+=QJhctOEzuWW0Yg@mail.gmail.com>
+ <884F8FEE-60FF-4580-A2E7-8AAA40A6DB6B@gatech.edu>
+ <CAC2bXD7fz6_KfymY5kMTFojHQsrmTGC2XZ958F1ju7s6tg-91A@mail.gmail.com>
+In-Reply-To: <CAC2bXD7fz6_KfymY5kMTFojHQsrmTGC2XZ958F1ju7s6tg-91A@mail.gmail.com>
+Accept-Language: en-US
+Content-Language: en-US
+X-MS-Has-Attach: 
+X-MS-TNEF-Correlator: 
+x-mailer: Apple Mail (2.3608.60.0.2.5)
+authentication-results: spf=none (sender IP is )
+ smtp.mailfrom=yimmanuel3@gatech.edu; 
+x-originating-ip: [2601:c9:8000:1266:ccdd:738e:dde:a362]
+x-ms-publictraffictype: Email
+x-ms-office365-filtering-correlation-id: 3b044806-5ee2-4d3e-c0de-08d7c91a6e0d
+x-ms-traffictypediagnostic: BL0PR07MB3972:
+x-microsoft-antispam-prvs: <BL0PR07MB3972C614536D1F659DF55438ECF80@BL0PR07MB3972.namprd07.prod.outlook.com>
+x-gt-tenant: 042d12d7-75fe-4547-b5b6-0573f80f829d
+x-ms-oob-tlc-oobclassifiers: OLM:6430;
+x-forefront-prvs: 0343AC1D30
+x-forefront-antispam-report: SFV:NSPM;
+ SFS:(10019020)(4636009)(366004)(396003)(136003)(39860400002)(346002)(376002)(199004)(786003)(6486002)(316002)(6916009)(6512007)(6506007)(186003)(2616005)(2906002)(4744005)(71200400001)(8676002)(66556008)(64756008)(66446008)(66476007)(36756003)(81166006)(86362001)(478600001)(81156014)(66946007)(8936002)(91956017)(76116006)(33656002)(75432002)(5660300002)(82953001);
+ DIR:OUT; SFP:1102; SCL:1; SRVR:BL0PR07MB3972;
+ H:BL0PR07MB3908.namprd07.prod.outlook.com; FPR:; SPF:None; LANG:en;
+ PTR:InfoNoRecords; A:1; 
+received-spf: None (protection.outlook.com: gatech.edu does not designate
+ permitted sender hosts)
+x-ms-exchange-senderadcheck: 1
+x-microsoft-antispam: BCL:0;
+x-microsoft-antispam-message-info: A8INMz22SQ4x9Zmzm1cODwOKdbUYawTy/AZpg5z9pNaWYl36X+zk57oWiBBgb75pdObHHBXwyJkjzG485jW5DQ1puULO+OPKAP7TxtNEMfCFyWdTP400w9Lqm9zwC+8gbJe+cCqksvPdOb64ybUKkH/AR4NaH81Acl3+4zsaEySHK6IMMxFWjY1F9viWOVhrxB4xCGeh+nltwuBN0R2X4LwPbvhPAzELE/LG36oFNiNKO/1Wk6t6p/+/4vKec01a2IfbC2Ae5v07DOOgl8lrgTl8iteBzUpStAzb4gaQ16t3DZCgJkKqYC7NN/PedpcQ7I6bYVgC8Ou8a8XdLHy3pULc404/6KF17MUzvuoeJZGOGDVktScVoRS6XU4P0djGRCyVTzGqMihuXGRwC6Jsh55TZ+CjqXn4BNP7fhDUw3NM0FcEpSfxO6DqV9qzHTnYe/jlEuNP4G+lQyP8tuKK+h9y+AoDZ60F+zMlR9evW10=
+x-ms-exchange-antispam-messagedata: tIcB0r3ZrDDHclwyiVLzKo6DlOdFr+xiusMJaI3olYf+u3RyFAnBJS8VAjHthwCvtOq3d4tyCIdd8DGH1GfRTRM3LHPlNVZ7EHlwr5k+1Y4PuMHr9ZpxY2uBMzGryEIo0MH9JCeepnnelKJzDuS8Vnn6/HBiNRuDlPinjU+LLpzCGRnmitxgP2GnbcQ7D6S5X249WYkJm7qHl46fF7sN1g==
+x-ms-exchange-transport-forked: True
+Content-ID: <7E32211971714B448C6184A504788119@namprd07.prod.outlook.com>
+MIME-Version: 1.0
+X-OriginatorOrg: gatech.edu
+X-MS-Exchange-CrossTenant-Network-Message-Id: 3b044806-5ee2-4d3e-c0de-08d7c91a6e0d
+X-MS-Exchange-CrossTenant-originalarrivaltime: 15 Mar 2020 19:52:44.7243 (UTC)
+X-MS-Exchange-CrossTenant-fromentityheader: Hosted
+X-MS-Exchange-CrossTenant-id: 482198bb-ae7b-4b25-8b7a-6d7f32faa083
+X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
+X-MS-Exchange-CrossTenant-userprincipalname: ix2zpQvyJ6WETWtR+r1UUdKWWe5sdxpD5KEFLnmBMyArk91sKkOFe5HpEGYMZkRQp0ZS/vZAmQbBAnESKGJdHw==
+X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL0PR07MB3972
+Subject: Re: [libre-riscv-dev] LibreSOC - RISCV and POWER dual architecture
+ feasibility
+X-BeenThere: libre-riscv-dev@lists.libre-riscv.org
+X-Mailman-Version: 2.1.23
+Precedence: list
+List-Id: Libre-RISCV General Development
+ <libre-riscv-dev.lists.libre-riscv.org>
+List-Unsubscribe: <http://lists.libre-riscv.org/mailman/options/libre-riscv-dev>, 
+ <mailto:libre-riscv-dev-request@lists.libre-riscv.org?subject=unsubscribe>
+List-Archive: <http://lists.libre-riscv.org/pipermail/libre-riscv-dev/>
+List-Post: <mailto:libre-riscv-dev@lists.libre-riscv.org>
+List-Help: <mailto:libre-riscv-dev-request@lists.libre-riscv.org?subject=help>
+List-Subscribe: <http://lists.libre-riscv.org/mailman/listinfo/libre-riscv-dev>, 
+ <mailto:libre-riscv-dev-request@lists.libre-riscv.org?subject=subscribe>
+Reply-To: Libre-RISCV General Development
+ <libre-riscv-dev@lists.libre-riscv.org>
+Content-Type: text/plain; charset="utf-8"
+Content-Transfer-Encoding: base64
+Errors-To: libre-riscv-dev-bounces@lists.libre-riscv.org
+Sender: "libre-riscv-dev" <libre-riscv-dev-bounces@lists.libre-riscv.org>
+
+PiBMYXRlciAoZm9yIExpYnJlLVNPQyB2MiBvciB2MyksIGl0IG1pZ2h0IGJlIGEgZ29vZCBpZGVh
+IHRvIGFkZCBzdXBwb3J0IGZvcg0KPiB4ODYgYW5kIHg4Nl82NCB1c2VyLW1vZGUgc2luY2UgdGhl
+IHBhdGVudHMgZm9yIHRoZSBiYXNlIElTQSB3aWxsIGhhdmUNCj4gZXhwaXJlZCBieSB0aGVuLiBU
+aGlzIHdvdWxkIGhlbHAgZ2l2ZSB1cyBhbiBhZHZhbnRhZ2Ugc2luY2UgaXQgd291bGQgYWxsb3cN
+Cj4gdXMgdG8gcnVuIGxlZ2FjeSBzb2Z0d2FyZS4NCg0KSXNu4oCZdCB4ODYga2luZGEgYmlnIC0g
+bGlrZSBhIDEwMDArIGluc3RydWN0aW9ucz8gSG93IHdvdWxkIHRoaXMgaW1wYWN0IG91ciBwb3dl
+ciB0YXJnZXTigKYNCg0KQnV0IG90aGVyIHRoYW4gdGhhdCwgSeKAmW0gYWxsIGZvciBhZGRpbmcg
+eDg2IHN1cHBvcnQuDQoNCkJ1dCB5ZWFoLCB0aGUgbWFpbiB0aG91Z2h0IGluIG15IGhlYWQgZm9y
+IHN0aWNraW5nIHdpdGggYSBzaW5nbGUgSVNBIGlzIHBvd2VyIGNvbnN1bXB0aW9uLg0KDQpBbHNv
+LCB3ZSBzaG91bGQgZGV2ZWxvcCBvdXIgY29kZWJhc2Ugc3VjaCB0aGF0IHdlIGNhbiBlYXNpbHkg
+Z2VuZXJhdGUgUlRMIHRoYXQgY2FuIHRhcmdldCBSSVNDViBvciBQT1dFUuKApg0KDQpMaWtlIGBg
+cHl0aG9uMyBidWlsZHMucHkg4oCUdGFyZ2V0IFJJU0NWNjRgYCBmb3IgZXhhbXBsZS4NCg0KSW4g
+b3RoZXIgd29yZHMsIHdlIHNob3VsZCBiZSBhYmxlIHRvIHBhcmFtZXRyaXplIGJ5IGFyY2hpdGVj
+dHVyZToNCm9yIHBlcmhhcHM6DQoNCmBgcHl0aG9uMyBidWlsZHMucHkg4oCUdGFyZ2V0IFJJU0NW
+NjQrUE9XRVJgYA0KDQpUaGlzIHNlZW1zIGxpa2UgYSBnb29kIGZlYXR1cmUgYW5kIHdpbGwgcHJv
+YmFibHkgZW5jb3VyYWdlIHN1c3RhaW5hYmxlIHByb2dyYW1taW5nIHByYWN0aWNlcy4NCg0KDQpZ
+ZWhvd3NodWEKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K
+bGlicmUtcmlzY3YtZGV2IG1haWxpbmcgbGlzdApsaWJyZS1yaXNjdi1kZXZAbGlzdHMubGlicmUt
+cmlzY3Yub3JnCmh0dHA6Ly9saXN0cy5saWJyZS1yaXNjdi5vcmcvbWFpbG1hbi9saXN0aW5mby9s
+aWJyZS1yaXNjdi1kZXYK