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Wed, 10 Apr 2019 12:01:34 +0200 From: Federico Vaga To: , Federico Vaga Reply-To: , CC: , , , , Subject: Re: Device Description for FPGA Components on x86 system Date: Wed, 10 Apr 2019 12:01:33 +0200 Message-ID: <6563205.xRkLC0driV@pcbe13614> In-Reply-To: <1629227.alSmCsHHUc@pcbe13614> References: <1629227.alSmCsHHUc@pcbe13614> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" X-Originating-IP: [2001:1458:202:121::100:40] X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:188.184.36.48;IPV:NLI;CTRY:CH;EFV:NLI;SFV:NSPM;SFS:(10009020)(136003)(39860400002)(396003)(346002)(376002)(2980300002)(189003)(199004)(8676002)(26005)(43066004)(14444005)(46406003)(229853002)(86362001)(450100002)(5660300002)(356004)(33716001)(426003)(446003)(11346002)(16526019)(47776003)(106002)(97756001)(106466001)(2906002)(126002)(50466002)(246002)(336012)(186003)(476003)(4326008)(230700001)(486006)(44832011)(9576002)(4744005)(53546011)(110136005)(8936002)(76176011)(54906003)(305945005)(23726003)(6116002)(316002)(786003)(7636002)(7736002)(74482002)(478600001)(9686003)(6246003)(39026011);DIR:OUT;SFP:1101;SCL:1;SRVR:PR1PR06MB5819;H:cernmxgwlb4.cern.ch;FPR:;SPF:Pass;LANG:en;PTR:cernmx12.cern.ch;MX:1;A:1; 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I do not know how should I interpret a no-answer. If the solution really does not exist today, then I would like to collect opinions/arguments/requirements on the topic so that I can write something useful not only for CERN but for the entire community. Thank you On Wednesday, March 27, 2019 6:17:18 PM CEST Federico Vaga wrote: > Hello, > > I'm looking for guidance > > What I have: > * Intel x86_64 computer > * PCIe card with FPGA on it > > What I want to achieve: > * load an FPGA bitstream on the card > * load a device-tree like description for the FPGA devices contained in the > bitstream > > This is achievable on ARM with DeviceTree, overlay-dt, fpga-mgr; but I'm > puzzled about the x86_64 use-case. I'm not able to find recent and clear > information. > > Does anyone know if this is doable? Perhaps with ACPI SSDTs overlay? Or with > the DT? > > thanks