Return-path: Envelope-to: publicinbox@libre-riscv.org Delivery-date: Sun, 15 Mar 2020 19:52:33 +0000 Received: from localhost ([::1] helo=libre-riscv.org) by libre-riscv.org with esmtp (Exim 4.89) (envelope-from ) id 1jDZJI-0000Uh-LJ; Sun, 15 Mar 2020 19:52:32 +0000 Received: from lkcl.net ([217.147.94.29]) by libre-riscv.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1jDZJH-0000Ub-Ov for libre-riscv-dev@lists.libre-riscv.org; Sun, 15 Mar 2020 19:52:31 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lkcl.net; s=201607131; h=Content-Transfer-Encoding:Content-Type:To:Subject:Message-ID:Date:From:In-Reply-To:References:MIME-Version; bh=Z5FGeb38XW4zNT2KOcFaO16UbtmcpJrABjM1QVBDi1k=; b=FjJ/0hpZnasy7SDmvPiRJ4colDBaRBsFCQ7pH6MZ2BwjBSH1indRp8xEfUuZ6br7c0EofDhkRVjdijC+gypyzQDml6a1UztiI5m1rJoDxPq+6tf6Q/OulXM869qiNpNm1nmRLyv3u+P8sfNytDAHWdb5BJ0otbqsgHBdcpPtjZU=; Received: from mail-lf1-f42.google.com ([209.85.167.42]) by lkcl.net with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.84_2) (envelope-from ) id 1jDZJH-0008AB-E7 for libre-riscv-dev@lists.libre-riscv.org; Sun, 15 Mar 2020 19:52:31 +0000 Received: by mail-lf1-f42.google.com with SMTP id j11so12180063lfg.4 for ; Sun, 15 Mar 2020 12:52:16 -0700 (PDT) X-Gm-Message-State: ANhLgQ2Ll5wODjRIOOdW3ZwRMu2+be5digu/toiVxirZKo5NCxuTuPfw 39jUACCnxrZp4hmH/9qBQqJGStpVxP02n9vf3Ms= X-Google-Smtp-Source: ADFU+vtid5ZOvU36gmE4RVn1L7yfZaJYb0z77V5yBj8dBG3w+V1+T2q1nA/eu/gtR0q4DQ1JWRG4DeGGzophl4cDlbU= X-Received: by 2002:a05:6512:3188:: with SMTP id i8mr15282259lfe.26.1584301930548; Sun, 15 Mar 2020 12:52:10 -0700 (PDT) MIME-Version: 1.0 References: <6AC4EFD4-AA30-42C7-855A-CE68A62F107F@gatech.edu> <20200315051018.svaw4aor7ifwn725@topoi.pooq.com> <1BB9EA49-275B-4365-963E-9FC21D574BB7@gatech.edu> <16F24775-E25B-4E31-A1D4-145EB65FB1D8@gatech.edu> <75CA4609-370F-455E-A88D-50E3766D45D7@gatech.edu> <884F8FEE-60FF-4580-A2E7-8AAA40A6DB6B@gatech.edu> In-Reply-To: <884F8FEE-60FF-4580-A2E7-8AAA40A6DB6B@gatech.edu> From: Luke Kenneth Casson Leighton Date: Sun, 15 Mar 2020 19:51:59 +0000 X-Gmail-Original-Message-ID: Message-ID: To: Libre-RISCV General Development 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 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Libre-RISCV General Development 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" T24gU3VuLCBNYXIgMTUsIDIwMjAgYXQgNzozMyBQTSBJbW1hbnVlbCwgWWVob3dzaHVhIFUKPHlp bW1hbnVlbDNAZ2F0ZWNoLmVkdT4gd3JvdGU6Cj4KPiBPSy4KPgo+IFNvIHRvIHN1bSB1cCAtIHdl IGhhdmUgbGltaXRlZCBmdW5kaW5nIGN1cnJlbnRseSwgYW5kIHdlIHdhbnQgdG8gaGF2ZQo+IHNv bWV0aGluZyB0byBzaG93IGhvcGVmdWxseSBieSBPY3RvYmVyIC0KCndlJ3JlICpnb2luZyogdG8g bWVldCB0aGUgdGFwZW91dCBkZWFkbGluZSBpbiBPY3RvYmVyLiAgZXhhY3RseSB3aGF0CndpdGgg d2lsbCBiZSBjdXQgLSBpbiBhIGRyYWNvbmlhbiBhbmQgY2xpbmljYWwgZmFzaGlvbiAtIHRvICpt YWtlKgp0aGF0IGdvYWwgYWNoaWV2YWJsZS4KCj4gcHJvZ3Jlc3Mgb24gUklTQ1YgaXMgYWxyZWFk eSB3ZWxsIHVuZGVyd2F5LgoKd2FzLgoKKndhcyogdW5kZXJ3YXksIHVudGlsIHRoZSBSSVNDLVYg Rm91bmRhdGlvbiBmdWNrZWQgdXMgb3ZlciwgeWVzLgoKCj4gTGV0cyBtYWtlIHRoaXMgcHJvbWlu ZW50IG9uIHRoZSB3ZWJzaXRlIC0gdGhhdCB3ZeKAmXJlIGN1cnJlbnRseSBkb2luZyBEdWFsIElT QXMuCj4KPiBPbmNlIHdlIGRvIGdldCBhIGxvdCBvZiBtb3JlIGZ1bmRpbmcsIEkgd291bGQgZXZl bnR1YWxseSBsaWtlIHRvIG1vdmUgdG8gb25seSBzdXBwb3J0aW5nIG9uZSBhcmNoaXRlY3R1cmUg d2hpY2ggc2VlbXMgdG8gYmUgUE9XRVIgcmlnaHQgbm93LiBJIHNheSB0aGlzIGJlY2F1c2UgSSBi ZWxpZXZlIHN1cHBvcnRpbmcgRFVBTCBJU0EgZG93biB0aGUgcm9hZCB3aWxsIGNhdXNlIG1vcmUg aGVhZGFjaGVzIHRoYW4gaXRzIHdvcnRoLgoKd2VsbCwgb25jZSBpdCdzIGRvbmUgaXQncyBkb25l LgoKPiBOb3QgdGhhdCBpdCBpc27igJl0IHBvc3NpYmxlLCBidXQgaXRzIG5vdGFibHkgbm9uLXRy aXZpYWwgYW5kIGFkZHMgbGl0dGxlIHZhbHVlIHRvIG1vc3QgY3VzdG9tZXJzLgoKaG9uZXN0bHkg aSB0aGluayB5b3UncmUgcmlnaHQuICBpZiB3ZSB3ZXJlIGRvaW5nIEFSTSBvciB4ODYgRHVhbCBJ U0EsCmknZCBzYXkgaXQgaGFkICJyZWFsIHZhbHVlIi4KCj4gV2UgY2FuIGV4cGxhaW4gdGhpcyB0 byBvdXIgYmFja2VycyAtIHBlb3BsZSBjYW4gYmUgZmxleGlibGUgLSBlc3BlY2lhbGx5IG92ZXIg YSBjdXAgb2YgdGVhLgo+Cj4gSG93ZXZlciBmb3IgcmlnaHQgbm93LCB0aGUgcmlzayBtaW5pbWl6 aW5nIG1vdmUgKGlmIEkgdW5kZXJzdGFuZCBldmVyeXRoaW5nIGNvcnJlY3RseSkgaXMgdG8gbWFp bnRhaW4gdGhlIHBvc2l0aW9uIG9mIHN1cHBvcnRpbmcgYm90aCBJU0Egd2l0aCBpbmNyZW1lbnRh bCBhZGRpdGlvbnMgb2YgUE9XRVIuCgpiYXNpY2FsbHksIHNvIGFzIG5vdCB0byBiZSBjcml0aWNh bGx5IGRlcGVuZGVudCBvbiBpbnZlc3RtZW50LgoKb25lIG9mIHRoZSBiaWdnZXN0IG1pc3Rha2Vz IHRoYXQgYW55IGVudHJlcHJlbmV1cmlhbCB0ZWFtIGNhbiBtYWtlIGlzCnRvIG1ha2UgcGxhbnMg dGhhdCBBU1NVTUUgLSBhcyBhIGNyaXRpY2FsIGRlcGVuZGVuY3kgLSB0aGUgImV4aXN0ZW5jZQpv ZiBWQyBmdW5kaW5nIi4KCgo+IFdobyBrbm93cywgSSBjb3VsZCBiZSB3cm9uZy4gTWF5YmUgcGVv cGxlIHJlYWxseSB3b3VsZCBmaW5kIGEgdXNlIGZvciBkdWFsIElTQXMgLSBidXQgdXAgZnJvbnQs IHRvIGludmVzdG9yIGZvciBleGFtcGxlLCBhbmQgdG8gbWUsIGl0IGxvb2tzIHVubmVjZXNzYXJ5 LgoKaWYgYW4gaW52ZXN0b3IgZHJvcCBVU0QgJDEwbSBvbnRvIHRoZSBwcm9qZWN0LCB0b21vcnJv dywgUklTQy1WIGdvZXMuCgppZiB0aGV5ICpkb24ndCosIHRoZW4gd2UgY2Fycnkgb24gd2l0aCB0 aGUgcGxhbiB0aGF0IHdlIGhhdmUsIGFuZCB0aGF0Ciptb3N0IGxpa2VseSogbWVhbnMgYW4gaW5j cmVtZW50YWwgYm9vdHN0cmFwIHByb2Nlc3MgYnkgd2F5IG9mIFJWMzIKKE1pbmVydmEpLCBSVjY0 LCBSVjY0R0MgKmFuZCB0aGVuKiBQT1dFUiAqYW5kIHRoZW4qIFNpbXBsZVYKCndoeT8KCmVhY2gg b2YgdGhvc2UgaXMgYSAqU01BTEwqIGluY3JlbWVudGFsIHN0ZXAuCgpsLgoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGlicmUtcmlzY3YtZGV2IG1haWxp bmcgbGlzdApsaWJyZS1yaXNjdi1kZXZAbGlzdHMubGlicmUtcmlzY3Yub3JnCmh0dHA6Ly9saXN0 cy5saWJyZS1yaXNjdi5vcmcvbWFpbG1hbi9saXN0aW5mby9saWJyZS1yaXNjdi1kZXYK