From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 31 Jan 2023 09:21:18 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1pMltI-008cXC-G1 for lore@lore.pengutronix.de; Tue, 31 Jan 2023 09:21:18 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pMltF-0007nh-TL for lore@pengutronix.de; Tue, 31 Jan 2023 09:21:18 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:From:In-Reply-To: Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=H/fA4IjWIiLKqKdHmP8kv8uChWTTXtzLv6AX8THIJRs=; b=xj6bdQ45G2aU7uUrTQameWvWp9 Iol++LsJNqfnuHoIxXrD8muK5NnMFJUtSxhwa97lFlvyG9YcaNVGcHN3DqOhWcFk2FisdyyQHy37E 1UB4n04ZMOhq/AvB5f2sbTxfLlsTZqxCYABOmEg4BJGotKqLaJACL9gOLI0QJcUXr8osVnIJfjMJ8 k++dvqVfrH/w46fZ2WKbPa0hML7Rl3STpULgOP+4CEUFZLC6iUHDxjxR7GuQPCr7MMREk3f9+0rDi SRsb3ol/qHL5lkyxhXu1bhAJV8tHZd5LbhQSywJffN4tHU4UIQ27WIzk56Q58SJaENffPFheJTk/g mfkw75bQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pMls5-006g4n-Ne; Tue, 31 Jan 2023 08:20:05 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pMls0-006g28-Ox for barebox@lists.infradead.org; Tue, 31 Jan 2023 08:20:02 +0000 Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pMlrx-0007Mq-Dt; Tue, 31 Jan 2023 09:19:57 +0100 Received: from sha by ptx.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1pMlrw-0006uP-Pa; Tue, 31 Jan 2023 09:19:56 +0100 Date: Tue, 31 Jan 2023 09:19:56 +0100 To: Ahmad Fatoum Cc: barebox@lists.infradead.org, Adrian Negreanu Message-ID: <20230131081956.GZ13319@pengutronix.de> References: <20230130072707.2423294-1-ahmad@a3f.at> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230130072707.2423294-1-ahmad@a3f.at> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain User-Agent: Mutt/1.10.1 (2018-07-13) From: Sascha Hauer X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230131_002000_830934_2E215CFF X-CRM114-Status: GOOD ( 19.52 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.7 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE, URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH v2 0/4] video: add support for QEMU ramfb X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) On Mon, Jan 30, 2023 at 08:27:03AM +0100, Ahmad Fatoum wrote: > QEMU's ramfb is a very simple Qemu fw_cfg protocol, where the guest > need only write a video settings structure to /etc/ramfb to get > DMA from the framebuffer working. Add a driver for this on top > of a newly added character device interface. > > Adrian Negreanu (1): > video: add support for QEMU ramfb > > Ahmad Fatoum (3): > fs: devfs: implement cdev_fdopen > asm-generic: avoid compiler warnings due to PCI_IOBASE > firmware: add QEMU FW CFG driver Applied, thanks Sascha > > drivers/firmware/Kconfig | 10 + > drivers/firmware/Makefile | 1 + > drivers/firmware/qemu_fw_cfg.c | 307 +++++++++++++++++++++++++++++++ > drivers/video/Kconfig | 6 + > drivers/video/Makefile | 1 + > drivers/video/ramfb.c | 191 +++++++++++++++++++ > fs/devfs-core.c | 20 ++ > include/asm-generic/io.h | 3 +- > include/driver.h | 1 + > include/filetype.h | 1 + > include/uapi/linux/qemu_fw_cfg.h | 100 ++++++++++ > 11 files changed, 640 insertions(+), 1 deletion(-) > create mode 100644 drivers/firmware/qemu_fw_cfg.c > create mode 100644 drivers/video/ramfb.c > create mode 100644 include/uapi/linux/qemu_fw_cfg.h > > -- > 2.38.1 > > > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |