Date: Wed, 25 Dec 2013 23:57:02 +0000 (UTC) From: "Bjoern A. Zeeb" <bz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r259899 - in stable/10/sys: boot/fdt/dts mips/conf Message-ID: <201312252357.rBPNv2IS073679@svn.freebsd.org>
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Author: bz Date: Wed Dec 25 23:57:01 2013 New Revision: 259899 URL: http://svnweb.freebsd.org/changeset/base/259899 Log: MFC r259267: Add an FDT DTS and MDROOT kernel configuration for BERI on NetFPGA. At this point we only support one CPU, the PIC, and a UART console. Sponsored by: DARPA, AFRL Added: stable/10/sys/boot/fdt/dts/beri-netfpga.dts - copied unchanged from r259267, head/sys/boot/fdt/dts/beri-netfpga.dts stable/10/sys/mips/conf/BERI_NETFPGA_MDROOT - copied unchanged from r259267, head/sys/mips/conf/BERI_NETFPGA_MDROOT Modified: Directory Properties: stable/10/ (props changed) Copied: stable/10/sys/boot/fdt/dts/beri-netfpga.dts (from r259267, head/sys/boot/fdt/dts/beri-netfpga.dts) ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ stable/10/sys/boot/fdt/dts/beri-netfpga.dts Wed Dec 25 23:57:01 2013 (r259899, copy of r259267, head/sys/boot/fdt/dts/beri-netfpga.dts) @@ -0,0 +1,135 @@ +/*- + * Copyright (c) 2012-2013 Robert N. M. Watson + * Copyright (c) 2013 SRI International + * Copyright (c) 2013 Bjoern A. Zeeb + * All rights reserved. + * + * This software was developed by SRI International and the University of + * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237) + * ("CTSRD"), as part of the DARPA CRASH research programme. + * + * This software was developed by SRI International and the University of + * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-11-C-0249) + * ("MRC2"), as part of the DARPA MRC research programme. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +/dts-v1/; + +/* + * Device names here have been largely made up on the spot, especially for the + * "compatible" strings, and might want to be revised. + */ + +/ { + model = "SRI/Cambridge Beri (NetFPGA)"; + compatible = "sri-cambridge,beri-netfpga"; + #address-cells = <1>; + #size-cells = <1>; + + cpus { + #address-cells = <1>; + #size-cells = <1>; + + /* + * Secondary CPUs all start disabled and use the + * spin-table enable method. cpu-release-addr must be + * specified for each cpu other than cpu@0. Values of + * cpu-release-addr grow down from 0x100000 (kernel). + */ + status = "disabled"; + enable-method = "spin-table"; + + cpu@0 { + device-type = "cpu"; + compatible = "sri-cambridge,beri"; + + reg = <0>; + status = "okay"; + }; + +/* + cpu@1 { + device-type = "cpu"; + compatible = "sri-cambridge,beri"; + + reg = <1>; + // XXX: should we need cached prefix? + cpu-release-addr = <0xffffffff 0x800fffe0>; + }; +*/ + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + #interrupt-cells = <1>; + + /* + * Declare mips,mips4k since BERI doesn't (yet) have a PIC, so + * we use mips4k coprocessor 0 interrupt management directly. + */ + compatible = "simple-bus", "mips,mips4k"; + ranges = <>; + + memory { + device_type = "memory"; + reg = <0x0 0x0FFFFFFF>; // ~256M at 0x0 + }; + + beripic: beripic@7f804000 { + compatible = "sri-cambridge,beri-pic"; + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + reg = <0x7f804000 0x400 + 0x7f806000 0x10 + 0x7f806080 0x10 + 0x7f806100 0x10>; + interrupts = <0 1 2 3 4>; + hard-interrupt-sources = <64>; + soft-interrupt-sources = <64>; + }; + + serial0: serial@7f002100 { + compatible = "ns16550"; + reg = <0x7f002100 0x20>; + reg-shift = <2>; + clock-frequency = <100000000>; + interrupts = <8>; + interrupt-parent = <&beripic>; + }; + }; + + aliases { + serial0 = &serial0; + }; + + chosen { + stdin = "serial0"; + stdout = "serial0"; + bootargs = "-v"; + }; +}; Copied: stable/10/sys/mips/conf/BERI_NETFPGA_MDROOT (from r259267, head/sys/mips/conf/BERI_NETFPGA_MDROOT) ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ stable/10/sys/mips/conf/BERI_NETFPGA_MDROOT Wed Dec 25 23:57:01 2013 (r259899, copy of r259267, head/sys/mips/conf/BERI_NETFPGA_MDROOT) @@ -0,0 +1,28 @@ +# +# BERI_NETFPGA_MDROOT -- Kernel for the SRI/Cambridge "BERI" (Bluespec Extensible +# RISC Implementation) FPGA soft core, as configured in its NetFPGA reference +# configuration. +# +# $FreeBSD$ +# + +include "BERI_TEMPLATE" + +ident BERI_NETFPGA_MDROOT + +options FDT +options FDT_DTB_STATIC +makeoptions FDT_DTS_FILE=beri-netfpga.dts + +device uart + +# +# This kernel configuration uses an embedded memory root file system. +# Adjust the following path and size based on local requirements. +# +options MD_ROOT # MD is a potential root device +options MD_ROOT_SIZE=26112 # 25.5MB +options ROOTDEVNAME=\"ufs:md0\" +#makeoptions MFS_IMAGE=/foo/baz/baz/mdroot.img + +# end
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