[libre-riscv-dev] how do we test external interrupts?

diff --git a/01/439d19508daf558bedf0a782183d1527562535 b/01/439d19508daf558bedf0a782183d1527562535
new file mode 100644 (file)
index 0000000..094f94d
--- /dev/null
+++ b/01/439d19508daf558bedf0a782183d1527562535
@@ -0,0 +1,76 @@
+Return-path: <libre-riscv-dev-bounces@lists.libre-riscv.org>
+Envelope-to: publicinbox@libre-riscv.org
+Delivery-date: Tue, 28 Jul 2020 14:30:52 +0100
+Received: from localhost ([::1] helo=libre-riscv.org)
+       by libre-soc.org with esmtp (Exim 4.92)
+       (envelope-from <libre-riscv-dev-bounces@lists.libre-riscv.org>)
+       id 1k0Pgw-000758-LX; Tue, 28 Jul 2020 14:30:50 +0100
+Received: from lkcl.net ([217.147.94.29])
+ by libre-soc.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)
+ (Exim 4.92) (envelope-from <lkcl@lkcl.net>) id 1k0Pgv-000752-RG
+ for libre-riscv-dev@lists.libre-riscv.org; Tue, 28 Jul 2020 14:30:49 +0100
+DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lkcl.net;
+ s=201607131; 
+ h=Content-Type:To:Subject:Message-ID:Date:From:MIME-Version;
+ bh=cUTEP6JKU7xatltq8wt+TCH7YDxusFvc1j9YUssShDI=; 
+ b=PPxCbOaeO5ubw5kn1B889tY4h7+KsF1dA7rQxWqLBC1mAhw2NSbFIZZZrBmNVz8kAyHfA8wQ8eUPtK1iOIZdFRkqsPeHnMNOyoUfHFyy6KO6rbPfax1cFf6CLU9Kro4ZeCRk2x8x60yMwlJTmSwcxyRBN6OqY36ugWsJF3JAzZw=;
+Received: from mail-lj1-f176.google.com ([209.85.208.176])
+ by lkcl.net with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)
+ (Exim 4.84_2) (envelope-from <lkcl@lkcl.net>) id 1k0Pgv-0004hF-F6
+ for libre-riscv-dev@lists.libre-riscv.org; Tue, 28 Jul 2020 13:30:49 +0000
+Received: by mail-lj1-f176.google.com with SMTP id g6so8513324ljn.11
+ for <libre-riscv-dev@lists.libre-riscv.org>;
+ Tue, 28 Jul 2020 06:30:34 -0700 (PDT)
+X-Gm-Message-State: AOAM533CD5iAodnK36DM57a3GymiRyp9tvm7bzuJJtTbSJ260cpt89zl
+ FgHW9YpJKu9dBF67szK6lcTZs/VId+QyeeoV9eY=
+X-Google-Smtp-Source: ABdhPJzSIDwQjmDIGjT/gX0O6MYHCWr9RCJ97hei2VMWw5qt68yPYJ5RewM6j5Z0xWJiQV5wnNoqjGcQ1SGU1zpH/Fg=
+X-Received: by 2002:a2e:8693:: with SMTP id l19mr11404383lji.361.1595943028479; 
+ Tue, 28 Jul 2020 06:30:28 -0700 (PDT)
+MIME-Version: 1.0
+Received: by 2002:a05:6504:702:0:0:0:0 with HTTP; Tue, 28 Jul 2020 06:30:27
+ -0700 (PDT)
+From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
+Date: Tue, 28 Jul 2020 14:30:27 +0100
+X-Gmail-Original-Message-ID: <CAPweEDySLuS1NVLv71LZ_UXRRdfxWQ5WQ__1wkkx5JY9vS1mWA@mail.gmail.com>
+Message-ID: <CAPweEDySLuS1NVLv71LZ_UXRRdfxWQ5WQ__1wkkx5JY9vS1mWA@mail.gmail.com>
+To: Libre-RISCV General Development <libre-riscv-dev@lists.libre-riscv.org>
+X-Content-Filtered-By: Mailman/MimeDel 2.1.23
+Subject: [libre-riscv-dev] how do we test external interrupts?
+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>
+
+aSd2ZSBzdGFydGVkIG9uIHRoZSBYSUNTIGNvbnRyb2xsZXIsIGFuZCBoYXZlIGNvbnZlcnRlZCBi
+b3RoIHRoZSBJQ1MgYW5kCklDUC4gIGEgc2ltcGxlIHVuaXQgdGVzdCBvbiBYSUNTLUlDUyBzaG93
+cyBpdCB0byBiZSBmdW5jdGlvbmFsLgoKaG93ZXZlciB3ZSBhcmUgaGFtcGVyZWQgaW4gc2V2ZXJh
+bCB3YXlzOgoKMSkgdGhlcmUgZG9lcyBub3QgYXBwZWFyIHRvIGV4aXN0IGFuIGFjdHVhbCBhY2Nl
+c3NpYmxlIHNwZWNpZmljYXRpb24uCgoyKSB0aGUgb25seSBpbXBsZW1lbnRhdGlvbnMgYXJlIHNv
+dXJjZSBjb2RlIChsaW51eCBrZXJuZWwsIHFlbXUpCgozKSBub2JvZHkgZWxzZSBoYXMgd3JpdHRl
+biB1bml0IHRlc3RzCgo0KSBnaXZlbiB0aGF0IFhJQ1MgaXMgaW52b2x2ZWQgaW4gKmV4dGVybmFs
+KiBpbnRlcnJ1cHRzLCBob3cgZG8gd2UgZXZlbgoqYmVnaW4qIHRvIHdyaXRlIGEgdW5pdCB0ZXN0
+IHRoYXQgcnVucyB1bmRlciBlLmcuIHFlbXUgYW5kIHRoZSBzaW11bGF0b3IsCmhlcmU/PwoKc28g
+aSdkIGxpa2UgdG8gb3BlbiB1cCB0aGUgZGlzY3Vzc2lvbiB0byBkZXZlbG9wIGEgc3RyYXRlZ3kg
+aGVyZS4KCm15IGZlZWxpbmcgaXMgdGhhdCB3ZSBtYXkgaGF2ZSB0byBjcmVhdGUgYSBzaW11bGF0
+ZWQgcGVyaXBoZXJhbCAoYW4KaW50ZXJydXB0IGRyaXZlbiAxNjU1MCBVQVJUKSBpbiBJU0FDYWxs
+ZXIgd2hpY2ggd291bGQgYWxsb3cgZXhwbG9yYXRpb24sCmhlcmUuCgp0aG91Z2h0cyB3ZWxjb21l
+LgoKbC4KCgoKLS0gCi0tLQpjcm93ZC1mdW5kZWQgZWNvLWNvbnNjaW91cyBoYXJkd2FyZTogaHR0
+cHM6Ly93d3cuY3Jvd2RzdXBwbHkuY29tL2VvbWE2OApfX19fX19fX19fX19fX19fX19fX19fX19f
+X19fX19fX19fX19fX19fX19fX19fXwpsaWJyZS1yaXNjdi1kZXYgbWFpbGluZyBsaXN0CmxpYnJl
+LXJpc2N2LWRldkBsaXN0cy5saWJyZS1yaXNjdi5vcmcKaHR0cDovL2xpc3RzLmxpYnJlLXJpc2N2
+Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpYnJlLXJpc2N2LWRldgo=
+