Project import
diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..b3cd313 --- /dev/null +++ b/Makefile
@@ -0,0 +1,91 @@ +# +# Copyright (c) 2013 Nest Labs, Inc. +# All rights reserved. +# +# This document is the property of Nest. It is considered +# confidential and proprietary information. +# +# This document may not be reproduced or transmitted in any form, +# in whole or in part, without the express written permission of +# Nest. +# +# Description: +# This file is the make file for various FreeBSD user- and +# kernel-space sources. +# + +BuildConfigSpecialized := No +BuildProductSpecialized := No + +.DEFAULT_GOAL := all + +include pre.mak + +PackageRoot := . + +PackageName := freebsd + +PackagePatchArgs := -p1 + +PackageSourceDir := $(PackageRoot)/$(PackageName) + +FreeBSDMakefile := $(PackageName).mak + +LicenseSourceFile := $(PackageSourceDir)/COPYRIGHT + +CleanPaths += $(PackageLicenseFile) + +export PackageSourceDir +export PackageName + +all: $(PackageDefaultGoal) + +# Generate the package license contents. + +$(LicenseSourceFile): source + +$(PackageLicenseFile): $(LicenseSourceFile) + $(copy-result) + +# We are building this package from version-controlled source, so +# there is nothing to do for this target goal. + +$(PackageSourceDir): + +# Prepare the sources. + +.PHONY: source +source: | $(PackageSourceDir) + +# Patch the sources, if necessary. + +.PHONY: patch +patch: source + +# Configure the source for building. + +.PHONY: configure +configure: patch + +# Build the source. +# +# Because we've just cherry-picked select FreeBSD sources and those +# does not have any make or build infrastructure of their own, we +# delegate the entirety of making FreeBSD to another adjunct make file +# of our own. + +.PHONY: build +build: configure + $(Verbose)$(MAKE) -f $(FreeBSDMakefile) all + +# Stage the build to a temporary installation area. +# +# There's nothing to do as the adjunct make file handles everything. + +.PHONY: stage +stage: build + +clean: + $(Verbose)$(MAKE) -s -f $(FreeBSDMakefile) $(@) + +include post.mak
diff --git a/freebsd.mak b/freebsd.mak new file mode 100644 index 0000000..80ea431 --- /dev/null +++ b/freebsd.mak
@@ -0,0 +1,45 @@ +# +# Copyright (c) 2013 Nest Labs, Inc. +# All rights reserved. +# +# This document is the property of Nest. It is considered +# confidential and proprietary information. +# +# This document may not be reproduced or transmitted in any form, +# in whole or in part, without the express written permission of +# Nest. +# +# Description: +# This file builds the FreeBSD sources into a single archive +# library and stages the interface headers for it to the results +# directory. +# + +include pre.mak + +$(call ErrorIfUndefined,PackageSourceDir) +$(call ErrorIfUndefined,PackageName) + +VPATH = $(PackageSourceDir)/sys/boot/common + +ARCHIVES = $(PackageName) + +$(PackageName)_SOURCES = crc32.c + +$(PackageName)_HEADERS = sys/boot/common/crc32.h + +$(PackageName)_INCLUDES = + +$(PackageName)_DEFINES = + +IncludeDirName := include/$(PackageName) +ResultIncDir := $(call GenerateResultPaths,,$(IncludeDirName)) +ResultIncPaths := $(call GenerateResultPaths,,$(addprefix $(call Slashify,$(IncludeDirName)),$($(PackageName)_HEADERS))) + +CleanPaths += $(ResultIncPaths) +TARGETS += $(ResultIncPaths) + +$(ResultIncPaths): $(ResultIncDir)/%: $(PackageName)/% + $(install-result) + +include post.mak
diff --git a/freebsd.patches/freebsd-50.description b/freebsd.patches/freebsd-50.description new file mode 100644 index 0000000..5a43f2b --- /dev/null +++ b/freebsd.patches/freebsd-50.description
@@ -0,0 +1 @@ +This patch adds the ability to accumulate a CRC-32 across multiple invocations and adds C++ wrappers to the header.
diff --git a/freebsd.patches/freebsd-50.patch b/freebsd.patches/freebsd-50.patch new file mode 100644 index 0000000..c774852 --- /dev/null +++ b/freebsd.patches/freebsd-50.patch
@@ -0,0 +1,59 @@ +diff --git a/sys/boot/common/crc32.c b/sys/boot/common/crc32.c +index 1a3e3a3..62d9bed 100644 +--- a/sys/boot/common/crc32.c ++++ b/sys/boot/common/crc32.c +@@ -42,10 +42,8 @@ + * CRC32 code derived from work by Gary S. Brown. + */ + +-#include <sys/cdefs.h> +-__FBSDID("$FreeBSD$"); +- +-#include <sys/types.h> ++#include <stddef.h> ++#include <stdint.h> + + #include "crc32.h" + +@@ -96,12 +94,13 @@ static const uint32_t crc32_tab[] = { + }; + + uint32_t +-crc32(const void *buf, size_t size) ++crc32(uint32_t crc, const void *buf, size_t size) + { +- const uint8_t *p = buf; +- uint32_t crc; ++ const uint8_t *p; ++ ++ p = buf; ++ crc = (crc ^ ~0U); + +- crc = ~0U; + while (size--) + crc = crc32_tab[(crc ^ *p++) & 0xFF] ^ (crc >> 8); + return (crc ^ ~0U); +diff --git a/sys/boot/common/crc32.h b/sys/boot/common/crc32.h +index adfd628..19fdd50 100644 +--- a/sys/boot/common/crc32.h ++++ b/sys/boot/common/crc32.h +@@ -8,6 +8,18 @@ + #ifndef _CRC32_H_ + #define _CRC32_H_ + +-uint32_t crc32(const void *buf, size_t size); ++ ++#include <stddef.h> ++#include <stdint.h> ++ ++#ifdef __cplusplus ++extern "C" { ++#endif ++ ++uint32_t crc32(uint32_t crc, const void *buf, size_t size); ++ ++#ifdef __cplusplus ++} ++#endif + + #endif /* !_CRC32_H_ */
diff --git a/freebsd.urls b/freebsd.urls new file mode 100644 index 0000000..319c784 --- /dev/null +++ b/freebsd.urls
@@ -0,0 +1,3 @@ +http://svnweb.freebsd.org/base/head/COPYRIGHT?revision=244900&view=co +http://svnweb.freebsd.org/base/head/sys/boot/common/crc32.c?revision=233517&view=co +http://svnweb.freebsd.org/base/head/sys/boot/common/crc32.h?revision=213136&view=co
diff --git a/freebsd/COPYRIGHT b/freebsd/COPYRIGHT new file mode 100644 index 0000000..13b673a --- /dev/null +++ b/freebsd/COPYRIGHT
@@ -0,0 +1,126 @@ +# $FreeBSD$ +# @(#)COPYRIGHT 8.2 (Berkeley) 3/21/94 + +The compilation of software known as FreeBSD is distributed under the +following terms: + +Copyright (c) 1992-2013 The FreeBSD Project. All rights reserved. + +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. + +The 4.4BSD and 4.4BSD-Lite software is distributed under the following +terms: + +All of the documentation and software included in the 4.4BSD and 4.4BSD-Lite +Releases is copyrighted by The Regents of the University of California. + +Copyright 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 + The Regents of the University of California. All rights reserved. + +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. +3. All advertising materials mentioning features or use of this software + must display the following acknowledgement: +This product includes software developed by the University of +California, Berkeley and its contributors. +4. Neither the name of the University nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + +The Institute of Electrical and Electronics Engineers and the American +National Standards Committee X3, on Information Processing Systems have +given us permission to reprint portions of their documentation. + +In the following statement, the phrase ``this text'' refers to portions +of the system documentation. + +Portions of this text are reprinted and reproduced in electronic form in +the second BSD Networking Software Release, from IEEE Std 1003.1-1988, IEEE +Standard Portable Operating System Interface for Computer Environments +(POSIX), copyright C 1988 by the Institute of Electrical and Electronics +Engineers, Inc. In the event of any discrepancy between these versions +and the original IEEE Standard, the original IEEE Standard is the referee +document. + +In the following statement, the phrase ``This material'' refers to portions +of the system documentation. + +This material is reproduced with permission from American National +Standards Committee X3, on Information Processing Systems. Computer and +Business Equipment Manufacturers Association (CBEMA), 311 First St., NW, +Suite 500, Washington, DC 20001-2178. The developmental work of +Programming Language C was completed by the X3J11 Technical Committee. + +The views and conclusions contained in the software and documentation are +those of the authors and should not be interpreted as representing official +policies, either expressed or implied, of the Regents of the University +of California. + + +NOTE: The copyright of UC Berkeley's Berkeley Software Distribution ("BSD") +source has been updated. The copyright addendum may be found at +ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change and is +included below. + +July 22, 1999 + +To All Licensees, Distributors of Any Version of BSD: + +As you know, certain of the Berkeley Software Distribution ("BSD") source +code files require that further distributions of products containing all or +portions of the software, acknowledge within their advertising materials +that such products contain software developed by UC Berkeley and its +contributors. + +Specifically, the provision reads: + +" * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors." + +Effective immediately, licensees and distributors are no longer required to +include the acknowledgement within advertising materials. Accordingly, the +foregoing paragraph of those BSD Unix files containing it is hereby deleted +in its entirety. + +William Hoskins +Director, Office of Technology Licensing +University of California, Berkeley
diff --git a/freebsd/sys/boot/common/crc32.c b/freebsd/sys/boot/common/crc32.c new file mode 100644 index 0000000..62d9bed --- /dev/null +++ b/freebsd/sys/boot/common/crc32.c
@@ -0,0 +1,107 @@ +/*- + * COPYRIGHT (C) 1986 Gary S. Brown. You may use this program, or + * code or tables extracted from it, as desired without restriction. + */ + +/* + * First, the polynomial itself and its table of feedback terms. The + * polynomial is + * X^32+X^26+X^23+X^22+X^16+X^12+X^11+X^10+X^8+X^7+X^5+X^4+X^2+X^1+X^0 + * + * Note that we take it "backwards" and put the highest-order term in + * the lowest-order bit. The X^32 term is "implied"; the LSB is the + * X^31 term, etc. The X^0 term (usually shown as "+1") results in + * the MSB being 1 + * + * Note that the usual hardware shift register implementation, which + * is what we're using (we're merely optimizing it by doing eight-bit + * chunks at a time) shifts bits into the lowest-order term. In our + * implementation, that means shifting towards the right. Why do we + * do it this way? Because the calculated CRC must be transmitted in + * order from highest-order term to lowest-order term. UARTs transmit + * characters in order from LSB to MSB. By storing the CRC this way + * we hand it to the UART in the order low-byte to high-byte; the UART + * sends each low-bit to hight-bit; and the result is transmission bit + * by bit from highest- to lowest-order term without requiring any bit + * shuffling on our part. Reception works similarly + * + * The feedback terms table consists of 256, 32-bit entries. Notes + * + * The table can be generated at runtime if desired; code to do so + * is shown later. It might not be obvious, but the feedback + * terms simply represent the results of eight shift/xor opera + * tions for all combinations of data and CRC register values + * + * The values must be right-shifted by eight bits by the "updcrc + * logic; the shift must be unsigned (bring in zeroes). On some + * hardware you could probably optimize the shift in assembler by + * using byte-swap instructions + * polynomial $edb88320 + * + * + * CRC32 code derived from work by Gary S. Brown. + */ + +#include <stddef.h> +#include <stdint.h> + +#include "crc32.h" + +static const uint32_t crc32_tab[] = { + 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f, + 0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988, + 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2, + 0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, + 0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9, + 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172, + 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c, + 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59, + 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, + 0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, + 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106, + 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433, + 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, + 0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, + 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950, + 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65, + 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7, + 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0, + 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, + 0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f, + 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81, + 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a, + 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84, + 0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, + 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb, + 0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc, + 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e, + 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b, + 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55, + 0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236, + 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28, + 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d, + 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f, + 0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, + 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242, + 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777, + 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69, + 0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2, + 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc, + 0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9, + 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693, + 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94, + 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d +}; + +uint32_t +crc32(uint32_t crc, const void *buf, size_t size) +{ + const uint8_t *p; + + p = buf; + crc = (crc ^ ~0U); + + while (size--) + crc = crc32_tab[(crc ^ *p++) & 0xFF] ^ (crc >> 8); + return (crc ^ ~0U); +}
diff --git a/freebsd/sys/boot/common/crc32.h b/freebsd/sys/boot/common/crc32.h new file mode 100644 index 0000000..5ddf872 --- /dev/null +++ b/freebsd/sys/boot/common/crc32.h
@@ -0,0 +1,24 @@ +/*- + * COPYRIGHT (C) 1986 Gary S. Brown. You may use this program, or + * code or tables extracted from it, as desired without restriction. + * + * $FreeBSD$ + */ + +#ifndef _CRC32_H_ +#define _CRC32_H_ + +#include <stddef.h> +#include <stdint.h> + +#ifdef __cplusplus +extern "C" { +#endif + +uint32_t crc32(uint32_t crc, const void *buf, size_t size); + +#ifdef __cplusplus +} +#endif + +#endif /* !_CRC32_H_ */