From owner-p4-projects@FreeBSD.ORG Mon May 20 22:47:11 2013 Return-Path: Delivered-To: p4-projects@freebsd.org Received: by hub.freebsd.org (Postfix, from userid 32767) id 1C33DE6B; Mon, 20 May 2013 22:47:11 +0000 (UTC) Delivered-To: perforce@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id D1A35E69 for ; Mon, 20 May 2013 22:47:10 +0000 (UTC) (envelope-from prw35@FreeBSD.org) Received: from skunkworks.freebsd.org (skunkworks.freebsd.org [IPv6:2001:1900:2254:2068::682:0]) by mx1.freebsd.org (Postfix) with ESMTP id A8DD1E6E for ; Mon, 20 May 2013 22:47:10 +0000 (UTC) Received: from skunkworks.freebsd.org ([127.0.1.74]) by skunkworks.freebsd.org (8.14.6/8.14.6) with ESMTP id r4KMlAf6006677 for ; Mon, 20 May 2013 22:47:10 GMT (envelope-from prw35@FreeBSD.org) Received: (from perforce@localhost) by skunkworks.freebsd.org (8.14.6/8.14.6/Submit) id r4KMlAUq006674 for perforce@freebsd.org; Mon, 20 May 2013 22:47:10 GMT (envelope-from prw35@FreeBSD.org) Date: Mon, 20 May 2013 22:47:10 GMT Message-Id: <201305202247.r4KMlAUq006674@skunkworks.freebsd.org> X-Authentication-Warning: skunkworks.freebsd.org: perforce set sender to prw35@FreeBSD.org using -f From: Philip Withnall Subject: PERFORCE change 228881 for review To: Perforce Change Reviews Precedence: bulk X-BeenThere: p4-projects@freebsd.org X-Mailman-Version: 2.1.14 List-Id: p4 projects tree changes List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 May 2013 22:47:11 -0000 http://p4web.freebsd.org/@@228881?ac=10 Change 228881 by prw35@pwithnall_zenith on 2013/05/20 22:47:01 Add a driver for the CHERI compositor This has been in use fairly extensively for several weeks now, and is solid enough to commit. It still needs post-hoc code review, and there are a number of FIXME comments in the code which can be addressed at a later date. These cover things such as using interrupt-based I/O rather than polled I/O, cleanly fixing some endianness issues, improving the efficiency of a few operations, and implementing a few missing ioctl()s. The code is fully commented, with overall documentation at the top of cheri_compositor.h. This commit does not add the driver to the hardware configuration, because the device is disabled in Qsys by default. A subsequent commit will enable the device in the configuration, so it can be reverted independently. Affected files ... .. //depot/projects/ctsrd/cheribsd/src/sys/dev/cheri/compositor/cheri_compositor.c#1 add .. //depot/projects/ctsrd/cheribsd/src/sys/dev/cheri/compositor/cheri_compositor.h#1 add .. //depot/projects/ctsrd/cheribsd/src/sys/dev/cheri/compositor/cheri_compositor_cfb.c#1 add .. //depot/projects/ctsrd/cheribsd/src/sys/dev/cheri/compositor/cheri_compositor_fdt.c#1 add .. //depot/projects/ctsrd/cheribsd/src/sys/dev/cheri/compositor/cheri_compositor_internal.h#1 add .. //depot/projects/ctsrd/cheribsd/src/sys/dev/cheri/compositor/cheri_compositor_nexus.c#1 add .. //depot/projects/ctsrd/cheribsd/src/sys/dev/cheri/compositor/cheri_compositor_reg.c#1 add .. //depot/projects/ctsrd/cheribsd/src/sys/mips/beri/files.beri#15 edit Differences ... ==== //depot/projects/ctsrd/cheribsd/src/sys/mips/beri/files.beri#15 (text+ko) ==== @@ -6,6 +6,11 @@ dev/altera/jtag_uart/altera_jtag_uart_tty.c optional altera_jtag_uart dev/altera/jtag_uart/altera_jtag_uart_fdt.c optional altera_jtag_uart fdt dev/altera/jtag_uart/altera_jtag_uart_nexus.c optional altera_jtag_uart +dev/cheri/compositor/cheri_compositor.c optional cheri_compositor +dev/cheri/compositor/cheri_compositor_cfb.c optional cheri_compositor +dev/cheri/compositor/cheri_compositor_fdt.c optional cheri_compositor fdt +dev/cheri/compositor/cheri_compositor_nexus.c optional cheri_compositor +dev/cheri/compositor/cheri_compositor_reg.c optional cheri_compositor dev/terasic/de4led/terasic_de4led.c optional terasic_de4led dev/terasic/de4led/terasic_de4led_fdt.c optional terasic_de4led fdt dev/terasic/de4led/terasic_de4led_nexus.c optional terasic_de4led