DMARC-Filter: OpenDMARC Filter v1.4.2 delorie.com 55H93BTD306843
Authentication-Results: delorie.com; dmarc=pass (p=none dis=none) header.from=cygwin.com
Authentication-Results: delorie.com; spf=pass smtp.mailfrom=cygwin.com
DKIM-Filter: OpenDKIM Filter v2.11.0 delorie.com 55H93BTD306843
Authentication-Results: delorie.com;
	dkim=pass (1024-bit key, unprotected) header.d=cygwin.com header.i=@cygwin.com header.a=rsa-sha256 header.s=default header.b=QPiuNaUJ
X-Recipient: archive-cygwin@delorie.com
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 9A6C7384E6B0
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cygwin.com;
	s=default; t=1750150989;
	bh=YTimF67RIu3zDli710B8DwgAHna+jaVgVKMLC59RGZw=;
	h=References:In-Reply-To:Date:Subject:To:List-Id:List-Unsubscribe:
	 List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:
	 From;
	b=QPiuNaUJCx3ZFnkhdZkM7el/RD2e0VwwOvGQU0qfFcprVAHS6d/u+3U38Qa5IMeQ8
	 lkqRbvy3HZ4tvjsq+oFOg7tTRnp1ZUUSM5rsz/ifG00keTLGRM6NGOX4pTIB/fSxmo
	 EAWksm8MqU9ux8One7ETz3kV9lB1wj8BW8yodoQQ=
X-Original-To: cygwin@cygwin.com
Delivered-To: cygwin@cygwin.com
DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 67ECA3870CF3
ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 67ECA3870CF3
ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1750150912; cv=none;
 b=heCg+BVIhVTARza3Mln1FQY9I6F1ThnrpZV5+LOr2SYUGubBnF+stjcB4nw9EXKfAhimaap696WADZoOjf7YIjOF9kABFpmJOdJgnnzOCmpTsM4LkD+aoIrKVMV+a34KrCzQu7iFydlDd2AOdixarET3io7D4LzOZdqQoDS5HCQ=
ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key;
 t=1750150912; c=relaxed/simple;
 bh=szDOX0AOUACeR60LynBnmMGfWXL7+hsP7v0HigT7PmE=;
 h=DKIM-Signature:MIME-Version:From:Date:Message-ID:Subject:To;
 b=Yes8azjIgrjtS0A7OzsPqL8akyQndtacpTSRULt1uL8pcYRq3yv38D/s0UlRieCIRFmCwiv0yu3wK5iAA915vwN1OBNG6eJ/ZCxk0E2v2abW/2qZHL+/gSfIsGiTErTJVKVnEfn2EY6aOzVsCF9JK5T6F/RXsWSJoAr0fjKY10o=
ARC-Authentication-Results: i=1; server2.sourceware.org
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 67ECA3870CF3
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
 d=1e100.net; s=20230601; t=1750150910; x=1750755710;
 h=content-transfer-encoding:cc:to:subject:message-id:date:from
 :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc
 :subject:date:message-id:reply-to;
 bh=I8fhqHii6tNjvRxZeUjlcC/eavvnZXNBw+8AIaMtFRw=;
 b=VAXlHfbwO670OtzyRf68hDZFPmXCNHcztnFnBL0Dv/eEEP7OmOFI4q/stZHxHsb2FM
 DCZi93MdLSMk0n9ymdAWGGBKwd+ZFB/pF760WNT0uAj2CZETNrHXV9J2QWjmzUXF1Xqw
 QqQJDZSU9oo1KRz4O6xvF5QyAAWH326TV8S+tgWrFAThnuEl3uJM7+79MvVm3m7g1FG0
 QPAPjKT3iQPFuTM8y8OECCSlO/iQ7++O5eEala59TerVQO4MiTA1htPKhz/+0EKoMqNO
 H2hYc7hBDctpz39If5d+3Auq8pO0GGD0YcwN/2wpJDHChQSQNb8KPUHqIHUBdSLMx/T6
 Icng==
X-Gm-Message-State: AOJu0YzttVMiuVHWw9YbyjA2ejtKNq2RJ8VvZibJRJBuWkepzMPox53t
 dknXOHMaf06H1I6LBxOgJOG1RDdKpK9k1TDpguI29BTHOWMXxHCDNc0taw+i3LmUdikRTxgaCpu
 7TQW0i4/7cOQVk8VTR/GgLXSkciCfdaZdxw==
X-Gm-Gg: ASbGncsaCtN531vkUHOYVUaSj1gQP01PzIBM/ZNpA4mQZOv57Uvvwu4p5gAShQndGoV
 o5Rx5ug3CDnRW04L5zV9f/JmxmDoS08PE0nkPFbweAQHqoI1ilxYxsY9UpR53z0S8zzPnddxjcK
 ynMyJYZwZtRFiFAaMVcbwDzRtPxlClH1p2FU8CnRL+LA+tD/PgkmQSVQ==
X-Google-Smtp-Source: AGHT+IGuo/Lv1fe+tMxJKKHbwJDAaSpO0IYGnfQbRrD5Bpq2FQSuX6b/Gz9AdBEzg/VIFjWyEjZpk4DuWZbsHQ6nr+U=
X-Received: by 2002:a17:907:c25:b0:ade:470b:d5ac with SMTP id
 a640c23a62f3a-adfad4f6209mr1197507966b.56.1750150910095; Tue, 17 Jun 2025
 02:01:50 -0700 (PDT)
MIME-Version: 1.0
References: <CAHnbEGKjoqMa60Y3iQXkJnHYBuGFqCTkgzg=M6kWwP13+SySBg@mail.gmail.com>
 <ecc13d25-59e2-2597-12e4-d57a5c5a4c74@cam.ac.uk>
In-Reply-To: <ecc13d25-59e2-2597-12e4-d57a5c5a4c74@cam.ac.uk>
Date: Tue, 17 Jun 2025 11:01:12 +0200
X-Gm-Features: AX0GCFsvf75KpCcYOWyADdVBd_sX-PSoH4GfrOHeOtl4p03iP86Xerswiiz9qTM
Message-ID: <CAHnbEGJEJ=T-xQ4z7PUJnBXdiN8RrGzUNTX-cbQPwsmDyjc_Cw@mail.gmail.com>
Subject: Re: Cygwin AArch64 testing with Windows AArch64 on qemu?
To: cygwin@cygwin.com
X-BeenThere: cygwin@cygwin.com
X-Mailman-Version: 2.1.30
List-Id: General Cygwin discussions and problem reports <cygwin.cygwin.com>
List-Archive: <https://cygwin.com/pipermail/cygwin/>
List-Post: <mailto:cygwin@cygwin.com>
List-Help: <mailto:cygwin-request@cygwin.com?subject=help>
List-Subscribe: <https://cygwin.com/mailman/listinfo/cygwin>,
 <mailto:cygwin-request@cygwin.com?subject=subscribe>
From: Sebastian Feld via Cygwin <cygwin@cygwin.com>
Reply-To: Sebastian Feld <sebastian.n.feld@gmail.com>
Content-Type: text/plain; charset="utf-8"
Sender: "Cygwin" <cygwin-bounces~archive-cygwin=delorie.com@cygwin.com>
Content-Transfer-Encoding: 8bit
X-MIME-Autoconverted: from base64 to 8bit by delorie.com id 55H93BTD306843

On Tue, Jun 17, 2025 at 10:10 AM Arthur Norman <acn1@cam.ac.uk> wrote:
>
> Thanka for the head up - can you provide us with a pointer to Microsoft
> work on Cygwin please?

Check the cygwin-patches mailing list, and the cygwin git log. Lots of
Aarch64 related patches.

> On a Raspberry Pi 5 "botspot-VM" https://github.com/Botspot/bvm installed
> a Win11 for me fairly happily and despite it not being the fastest machine
> it is closer to viable than I might have expected.
> And on an ARM Mac you have a choice between UTM and Vmwate Fusion (and
> possibly now virtualbox).  There are wrinkles installing in several of
> those cases so expect to need to do some web checking as you go.

Yeah, extra hardware might be hard to come by for "just try", and CI
might also have the same problem. That is why I ask for qemu.

Sebi
-- 
Sebastian Feld - IT security consultant

-- 
Problem reports:      https://cygwin.com/problems.html
FAQ:                  https://cygwin.com/faq/
Documentation:        https://cygwin.com/docs.html
Unsubscribe info:     https://cygwin.com/ml/#unsubscribe-simple

