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[173.177.110.87]) by smtp.gmail.com with ESMTPSA id u9sm4687784qke.50.2019.11.08.22.25.36 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 08 Nov 2019 22:25:36 -0800 (PST) To: freebsd-ppc@freebsd.org From: Daniel Benjamin Miller Subject: Building powerpc (32-bit) packages on amd64 Message-ID: Date: Sat, 9 Nov 2019 01:25:35 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-Rspamd-Queue-Id: 4796Zq2mcwz4P8L X-Spamd-Bar: ----- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=dbmiller-org.20150623.gappssmtp.com header.s=20150623 header.b=ZK1idX7n; dmarc=none; spf=none (mx1.freebsd.org: domain of dbmiller@dbmiller.org has no SPF policy when checking 2607:f8b0:4864:20::731) smtp.mailfrom=dbmiller@dbmiller.org X-Spamd-Result: default: False [-5.04 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_DKIM_ALLOW(-0.20)[dbmiller-org.20150623.gappssmtp.com:s=20150623]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-ppc@freebsd.org]; TO_DN_NONE(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; RCVD_COUNT_THREE(0.00)[3]; DMARC_NA(0.00)[dbmiller.org]; DKIM_TRACE(0.00)[dbmiller-org.20150623.gappssmtp.com:+]; RCVD_IN_DNSWL_NONE(0.00)[1.3.7.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; R_SPF_NA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; IP_SCORE(-2.74)[ip: (-9.29), ipnet: 2607:f8b0::/32(-2.34), asn: 15169(-2.01), country: US(-0.05)]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[] X-BeenThere: freebsd-ppc@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 09 Nov 2019 06:25:40 -0000 While it's not normally supported, I have managed to build powerpc packages on amd64, for a 32-bit target. I recently obtained a PowerBook G4 and was interested in running FreeBSD on it. So I installed the base system, but found that there were no binaries out there. Somebody had an unofficial server in ~2015 but it looks like there's nothing on the web now. Compiling ports on a G4 is torturous, so I decided to give it a whirl on my amd64 computer. The issue was that I couldn't run powerpc (32-bit) FreeBSD in QEMU, and it seemed that cross-compiling using poudriere was not supported with a powerpc target from an amd64 host. I've been able to generate some packages using the following method: 1. Run a FreeBSD-CURRENT (powerpc64) virtual machine under Linux, using the command sudo qemu-system-ppc64 -M pseries-2.12-sxxm -smp 2 -mem-path /dev/hugepages -drive file=bsd.img -m 12G -boot c as my boot command. (Before this, you'll need to have a CD attached, of course, in order to install it.) 2. Compile pkg, then pkg install poudriere. 3. Add a simple poudriere.conf (I just went with the example). 4. Create poudriere's data folder. 5. poudriere ports -c 6. poudriere jail -c -j ppc32 -v 12.1-RELEASE -a powerpc 7. Create a file and then run poudriere bulk -f -j ppc32 And it all seems to work. Once my job is done, I will post my unofficial binaries in a publicly accessible repository. I don't know if the project maintainers would be potentially interested in using this method to compile powerpc (32-bit) binaries on modern hardware (being that the userbase for this architecture is, in all likelihood, fairly small). Nevertheless, these packages should make my PowerBook G4 somewhat more useful as a FreeBSD system.