/*
* Copyright (c) 2015 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
Copyright (c) 2005 Eliot Dresselhaus
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef included_clib_cache_h
#define included_clib_cache_h
#include <vppinfra/error_bootstrap.h>
/*
* Allow CFLAGS to override the arch-specific cache line size
*/
#ifndef CLIB_LOG2_CACHE_LINE_BYTES
/* Default cache line size of 64 bytes. */
#ifndef CLIB_LOG2_CACHE_LINE_BYTES
#define CLIB_LOG2_CACHE_LINE_BYTES 6
#endif
#endif /* CLIB_LOG2_CACHE_LINE_BYTES defined */
#if (CLIB_LOG2_CACHE_LINE_BYTES >= 9)
#error Cache line size 512 bytes or greater
#endif
#define CLIB_CACHE_LINE_BYTES (1 << CLIB_LOG2_CACHE_LINE_BYTES)
#define CLIB_CACHE_LINE_ALIGN_MARK(mark) u8 mark[0] __attribute__((aligned(CLIB_CACHE_LINE_BYTAC_INIT([vpp], [18.07], [vpp-dev@fd.io])
LT_INIT
AC_CONFIG_AUX_DIR([.])
AM_INIT_AUTOMAKE([subdir-objects])
AM_SILENT_RULES([yes])
AC_CONFIG_FILES([ \
Makefile \
plugins/Makefile \
vpp-api/python/Makefile \
vpp-api/java/Makefile \
vpp-api/vapi/Makefile \
vlib/config.h \
])
AC_CONFIG_MACRO_DIR([m4])
AC_PROG_CC
AC_PROG_CPP
AM_PROG_AS
AM_PROG_LIBTOOL
AM_PATH_PYTHON
AM_CONDITIONAL([CROSSCOMPILE], [test "$cross_compiling" == "yes"])
###############################################################################
# Macros
###############################################################################
AC_DEFUN([ENABLE_ARG],
[
AC_ARG_ENABLE($1,
AC_HELP_STRING(patsubst([--enable-$1],[_],[-]), $2),
[enable_$1=yes n_enable_$1=1],
[enable_$1=no n_enable_$1=0])
AM_CONDITIONAL(m4_toupper(ENABLE_$1), test "$enable_$1" = "yes")
m4_append([list_of_enabled], [$1], [, ])
])
AC_DEFUN([DISABLE_ARG],
[
AC_ARG_ENABLE($1,
AC_HELP_STRING(patsubst([--disable-$1],[_],[-]), $2),
[enable_$1=no n_enable_$1=0],
[enable_$1=yes n_enable_$1=1])
AM_CONDITIONAL(m4_toupper(ENABLE_$1), test "$enable_$1" = "yes")
m4_append([list_of_enabled], [$1], [, ])
])
AC_DEFUN([WITH_ARG],
[
AC_ARG_WITH($1,
AC_HELP_STRING(patsubst([--with-$1],[_],[-]), $2),
[with_$1=yes n_with_$1=1],
[with_$1=no n_with_$1=0])
AM_CONDITIONAL(m4_toupper(WITH_$1), test "$with_$1" = "yes")
m4_append([list_of_with], [$1], [, ])
])
AC_DEFUN([WITHOUT_ARG],
[
AC_ARG_WITH($1,
AC_HELP_STRING(patsubst([--without-$1],[_],[-]), $2),
[with_$1=no n_with_$1=0],
[with_$1=yes n_with_$1=1])
AM_CONDITIONAL(m4_toupper(WITH_$1), test "$with_$1" = "yes")
m4_append([list_of_with], [$1], [, ])
])
AC_DEFUN([PLUGIN_ENABLED],
[
AC_ARG_ENABLE($1_plugin,
AC_HELP_STRING([--disable-$1-plugin], [Do not build $1 plugin]),
[enable_$1_plugin=no],
[enable_$1_plugin=yes ])
AM_CONDITIONAL(m4_toupper(ENABLE_$1_PLUGIN), test "$enable_$1_plugin" = "yes")
m4_append([list_of_plugins], [$1], [, ])
])
AC_DEFUN([PLUGIN_DISABLED],
[
AC_ARG_ENABLE($1_plugin,
AC_HELP_STRING([--enable-$1-plugin], [Build $1 plugin]),
[enable_$1_plugin=yes ],
[enable_$1_plugin=no])
AM_CONDITIONAL(m4_toupper(ENABLE_$1_PLUGIN), test "$enable_$1_plugin" = "yes")
m4_append([list_of_plugins], [$1], [, ])
])
AC_DEFUN([PRINT_VAL], [ AC_MSG_RESULT(AC_HELP_STRING($1,$2)) ])
AC_DEFUN([DPDK_IS_PMD_ENABLED],
[
AC_MSG_CHECKING([for $1 in rte_config.h])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[#include <rte_config.h>]],
[[return RTE_$1;]],
)],
[with_$2=yes]
[AC_MSG_RESULT([yes])],
[with_$2=no]
[AC_MSG_RESULT([no])]
)
AM_CONDITIONAL(m4_toupper(WITH_$2), test "$with_$2" = "yes")
m4_append_uniq([list_of_with], [$2], [, ])
])
# Check if compiler supports specific flag
AC_DEFUN([CC_CHECK_FLAG],
[
AC_MSG_CHECKING([if $CC supports $1])
AC_LANG_PUSH([C])
ac_saved_cflags="$CFLAGS"
CFLAGS="-Werror $1"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
[cc_flag_check=yes],
[cc_flag_check=no]
)
AC_MSG_RESULT([$cc_flag_check])
CFLAGS="$ac_saved_cflags"
AC_LANG_POP([C])
])
# This function deduces the BUILD HOST cache-line size by
# inspecting /sys and/or /proc depending on the kernel / arch in use
as_fn_log2_cache_line_size_p()
{
sysfs_cache_path="/sys/devices/system/cpu/cpu0/cache/index0/coherency_line_size"
m4_define([read_cache_line_size_from_sysfs], [`head -n 1 $1`])
m4_define([read_midr_implementer],
[`awk '/implementer/ {print $[]4;exit}' /proc/cpuinfo`])
m4_define([read_midr_cpuid],
[`awk '/part/ {print $[]4;exit}' /proc/cpuinfo`])
#Check if sysfs path exists,to ignore warning, else do manual mapping
AC_CHECK_FILE($sysfs_cache_path,
[
cache_line_size=read_cache_line_size_from_sysfs($sysfs_cache_path);
if test $cache_line_size = "32" ; then
log2_cache_line_size="5";
elif test $cache_line_size = "64" ; then
log2_cache_line_size="6";
elif test $cache_line_size = "128" ; then
log2_cache_line_size="7";
fi
AC_MSG_NOTICE([cache_line_size/log2_cache_line_size deduced as $cache_line_size/$log2_cache_line_size])
],
[
#Define Implementer Ids here
implementer_id_cavium=0x43
#Define CPU Ids here
cpu_id_cavium_thunderx_cn88xx=0x0a1
cpu_id_cavium_thunderx2_cn99xx=0x0af
implementer=read_midr_implementer()
cpuid=read_midr_cpuid()
AC_MSG_CHECKING([for implementerid/cpuid to set log2_cache_line_size])
# Switch case to map log2_cache_line_size for implementer/cpuid combination.
# Default case of Switch sets log2_cache_line_size to 6
AS_CASE($implementer,
#Switch Case for Cavium SoC's
[$implementer_id_cavium],
[AS_CASE($cpuid,
#Only ThunderX2 is 64B. Remaining chips are 128B
[$cpu_id_cavium_thunderx2_cn99xx],
[AC_MSG_RESULT([Cavium/ThunderX2]);log2_cache_line_size=6],
[$cpu_id_cavium_thunderx_cn88xx],
[AC_MSG_RESULT([Cavium/ThunderX]);log2_cache_line_size=7],
[log2_cache_line_size=7;AC_MSG_RESULT([Cavium/OCTEONTx($cpuid)])]
)],
#Add implementer specific case here:
#Default case: 64B for all SoC's
[log2_cache_line_size=6;AC_MSG_RESULT([$implementer/$cpuid])]
)
AC_MSG_NOTICE([log2_cache_line_size deduced as $log2_cache_line_size])
]
)
echo $log2_cache_line_size
}
###############################################################################
# configure arguments
###############################################################################
# --enable-X
ENABLE_ARG(tests, [Enable unit tests])
ENABLE_ARG(dpdk_shared, [Enable unit tests])
ENABLE_ARG(perftool, [Enable perftool])
ENABLE_ARG(g2, [Enable g2])
# --disable-X
DISABLE_ARG(vlib, [Disable vlib and dependant libs and binaries])
DISABLE_ARG(svm, [Disable svm and dependant libs and binaries])
DISABLE_ARG(papi, [Disable Python API bindings])
DISABLE_ARG(japi, [Disable Java API bindings])
# --with-X
# --without-X
WITHOUT_ARG(libssl, [Disable libssl])
WITHOUT_ARG(apicli, [Disable binary api CLI])
WITHOUT_ARG(mbedtls, [Disable mbedtls])
WITHOUT_ARG(libnuma, [for non numa architectures])
AC_ARG_WITH(log2-cache-line-bytes,
AC_HELP_STRING([--with-log2-cache-line-bytes],[Set the cache line size, --with-log2-cache-line-bytes=5|6|7|auto]),
[case $with_log2_cache_line_bytes in
5 | 6 | 7);;
auto) with_log2_cache_line_bytes=`as_fn_log2_cache_line_size_p`;;
*) with_log2_cache_line_bytes="CONFIG_ERROR";;
esac],
[with_log2_cache_line_bytes=`as_fn_log2_cache_line_size_p`])
AC_ARG_WITH(unix,
AC_HELP_STRING([--with-unix],[Compile unix version of clib]),
[],
[case $host_os in
darwin* | linux*) with_unix=yes;;
*) with_unix=no;;
esac])
AM_CONDITIONAL(WITH_UNIX, test "$with_unix" = "yes")
AC_ARG_WITH(pre-data,
AC_HELP_STRING([--with-pre-data],[Set buffer rewrite space]),
[case $with_pre_data in
128) ;;
256) ;;
*) with_pre_data="pre-data-not-set" ;;
esac], [with_pre_data=128])
###############################################################################
# Target CPU flags
###############################################################################
# Check if compiler supports march=core-avx2
CC_CHECK_FLAG("-march=core-avx2")
AS_IF([test "$cc_flag_check" = yes],
[march_core_avx2=yes],
[march_core_avx2=no])
AM_CONDITIONAL([CC_SUPPORTS_AVX2], [test "$march_core_avx2" = "yes"])
# Check if compiler supports march=skylake-avx512
CC_CHECK_FLAG("-march=skylake-avx512")
AS_IF([test "$cc_flag_check" = yes],
[march_skylake_avx512=yes],
[march_skylake_avx512=no])
AM_CONDITIONAL([CC_SUPPORTS_AVX512], [test "$march_skylake_avx512" = "yes"])
AS_CASE([$host_cpu],
[x86_64], [CPU_FLAGS="-march=corei7 -mtune=corei7-avx"],
[aarch64], [CPU_FLAGS="-march=armv8-a+crc"],
[CPU_FLAGS=""],
)
AC_SUBST([CPU_FLAGS])
AC_SUBST([CPU_AVX2_FLAGS],"-march=core-avx2 -mtune=core-avx2")
AC_SUBST([CPU_AVX512_FLAGS],"-march=skylake-avx512 -mtune=skylake-avx512")
AM_CONDITIONAL([CPU_X86_64], [test "$host_cpu" = "x86_64"])
AM_CONDITIONAL([CPU_AARCH64], [test "$host_cpu" = "aarch64"])
###############################################################################
# misc compiler flags
###############################################################################
CC_CHECK_FLAG("-Wno-address-of-packed-member")
AS_IF([test "$cc_flag_check" = yes],
[CFLAGS="${CFLAGS} -Wno-address-of-packed-member"], [])
###############################################################################
# Substitutions and defines
###############################################################################
AC_SUBST(PRE_DATA_SIZE, [$with_pre_data])
AC_SUBST(LOG2_CACHE_LINE_BYTES, [$with_log2_cache_line_bytes])
AC_SUBST(APICLI, [-DVPP_API_TEST_BUILTIN=${n_with_apicli}])
AC_DEFINE_UNQUOTED(DPDK_SHARED_LIB, [${n_enable_dpdk_shared}])
AC_DEFINE_UNQUOTED(WITH_LIBSSL, [${n_with_libssl}])
AC_DEFINE_UNQUOTED(WITH_MBEDTLS, [${n_with_mbedtls}])
AC_DEFINE_UNQUOTED(WITH_LIBNUMA, [${n_with_libnuma}])
# Silence following noise:
# ar: `u' modifier ignored since `D' is the default (see `U')
AR_FLAGS=cr
AC_SUBST(AR_FLAGS)
###############################################################################
# Plugins
###############################################################################
# Please keep alphabetical order
PLUGIN_ENABLED(abf)
PLUGIN_ENABLED(acl)
PLUGIN_ENABLED(avf)
PLUGIN_ENABLED(cdp)
PLUGIN_ENABLED(dpdk)
PLUGIN_ENABLED(flowprobe)
PLUGIN_ENABLED(gbp)
PLUGIN_ENABLED(gtpu)
PLUGIN_ENABLED(igmp)
PLUGIN_ENABLED(ila)
PLUGIN_ENABLED(ioam)
PLUGIN_ENABLED(ixge)
PLUGIN_ENABLED(l2e)
PLUGIN_ENABLED(lacp)
PLUGIN_ENABLED(lb)
PLUGIN_ENABLED(marvell)
PLUGIN_ENABLED(memif)
PLUGIN_ENABLED(pppoe)
PLUGIN_ENABLED(nat)
PLUGIN_ENABLED(srv6ad)
PLUGIN_ENABLED(srv6am)
PLUGIN_ENABLED(srv6as)
PLUGIN_ENABLED(stn)
PLUGIN_ENABLED(tlsmbedtls)
PLUGIN_ENABLED(tlsopenssl)
###############################################################################
# Dependency checks
###############################################################################
AC_CHECK_FUNC([memfd_create], [AC_DEFINE([HAVE_MEMFD_CREATE], [1], [Define if memfd exists])])
AM_COND_IF([ENABLE_DPDK_SHARED],
[
AC_CHECK_HEADERS([rte_config.h],
[],
[AC_MSG_ERROR([DPDK header files not found])],)
AC_CHECK_LIB( [dpdk], [rte_eal_init],
[],
[AC_MSG_ERROR([DPDK shared library not found])],)
])
with_aesni_mb_lib=no
with_isa_l_crypto_lib=no
DPDK_IS_PMD_ENABLED(LIBRTE_PMD_AESNI_MB, dpdk_aesni_mb_pmd)
DPDK_IS_PMD_ENABLED(LIBRTE_PMD_AESNI_GCM, dpdk_aesni_gcm_pmd)
AM_COND_IF([WITH_DPDK_AESNI_MB_PMD],
[
AC_CHECK_LIB([IPSec_MB], [submit_job_sse],
[with_aesni_mb_lib=yes],
[AC_MSG_ERROR([IPSec_MB library not found])])
])
AM_COND_IF([WITH_DPDK_AESNI_GCM_PMD],
[
AC_CHECK_LIB([IPSec_MB], [submit_job_sse],
[with_aesni_mb_lib=yes],
[AC_MSG_ERROR([IPSec_MB library not found])])
])
m4_append([list_of_with], [aesni_mb_lib], [, ])
AM_CONDITIONAL(WITH_AESNI_MB_LIB, test "$with_aesni_mb_lib" = "yes")
m4_append([list_of_with], [isa_l_crypto_lib], [, ])
AM_CONDITIONAL(WITH_ISA_L_CRYPTO_LIB, test "$with_isa_l_crypto_lib" = "yes")
AM_COND_IF([ENABLE_G2],
[
PKG_CHECK_MODULES(g2, gtk+-2.0)
])
AM_COND_IF([ENABLE_MARVELL_PLUGIN],
[
AC_CHECK_LIB( [musdk], [pp2_init],
[],
[
AC_MSG_WARN([Marvell MUSDK library with PP2 support not found. Plugin disabled.])
enable_marvell_plugin=no
AM_CONDITIONAL(ENABLE_MARVELL_PLUGIN, false)
])
])
AM_COND_IF([WITH_MBEDTLS], [],
[
AC_MSG_WARN([mbedtls not enabled. Disabling tlsmbedtls plugin])
enable_tlsmbedtls_plugin=no
AM_CONDITIONAL(ENABLE_TLSMBEDTLS_PLUGIN, false)
])
AM_COND_IF([ENABLE_TLSMBEDTLS_PLUGIN],
[
AC_CHECK_HEADERS([mbedtls/ssl.h], [],
[
AC_MSG_WARN([mbedtls headers not found. TLS engine implementation disabled])
enable_tlsmbedtls_plugin=no
AM_CONDITIONAL(ENABLE_TLSMBEDTLS_PLUGIN, false)
], [])
])
AM_COND_IF([WITH_LIBSSL], [],
[
AC_MSG_WARN([openssl not enabled. Disabling tlsopenssl plugin])
enable_tlsopenssl_plugin=no
AM_CONDITIONAL(ENABLE_TLSOPENSSL_PLUGIN, false)
])
###############################################################################
# JAVA
###############################################################################
AM_COND_IF([ENABLE_JAPI],
[
AX_VPP_FIND_JDK8
AC_SUBST(JAVA_HOME)
AC_SUBST(JAVAC)
AC_SUBST(JAVAH)
AC_SUBST(JAR)
])
###############################################################################
# PYTHON
###############################################################################
AM_COND_IF([ENABLE_PAPI],
[
AM_PATH_PYTHON
])
###############################################################################
# Output
###############################################################################
AC_OUTPUT
AC_MSG_RESULT([==============================================================================])
PRINT_VAL([version], $PACKAGE $VERSION)
PRINT_VAL([prefix], ${prefix})
PRINT_VAL([libdir], ${libdir})
PRINT_VAL([includedir], ${includedir})
PRINT_VAL([CFLAGS], ${CFLAGS})
PRINT_VAL([CPPFLAGS], ${CPPFLAGS})
PRINT_VAL([LDFLAGS], ${LDFLAGS})
PRINT_VAL([LOG2_CACHE_LINE_BYTES], ${with_log2_cache_line_bytes})
AM_COND_IF([ENABLE_JAPI],
[
PRINT_VAL([JAVA_VERSION], ${JAVA_VERSION})
PRINT_VAL([JAVA_HOME], ${JAVA_HOME})
])
AC_MSG_RESULT([])
AC_MSG_RESULT([with:])
m4_foreach([x], m4_dquote(list_of_with), [
AC_MSG_RESULT(AC_HELP_STRING(x, m4_join([], [${with_], x, [}])))
])
AC_MSG_RESULT([])
AC_MSG_RESULT([enabled:])
m4_foreach([x], m4_dquote(list_of_enabled), [
AC_MSG_RESULT(AC_HELP_STRING(x, m4_join([], [${enable_], x, [}])))
])
AC_MSG_RESULT([])
AC_MSG_RESULT([plugins:])
m4_foreach([x], m4_dquote(list_of_plugins), [
AC_MSG_RESULT(AC_HELP_STRING(x, m4_join([], [${enable_], x, [_plugin}])))
])
AC_MSG_RESULT([==============================================================================])
