On 8 February 2015 at 01:08, Larry Bassel <larry.bas...@linaro.org> wrote:
> Add test which checks and prints scheduler domain flags.
>
> Signed-off-by: Larry Bassel <larry.bas...@linaro.org>
> ---
>  cputopology/cputopology_03.sh  | 74 
> ++++++++++++++++++++++++++++++++++++++++++
>  cputopology/cputopology_03.txt |  1 +
>  2 files changed, 75 insertions(+)
>  create mode 100755 cputopology/cputopology_03.sh
>  create mode 100644 cputopology/cputopology_03.txt
>
> diff --git a/cputopology/cputopology_03.sh b/cputopology/cputopology_03.sh
> new file mode 100755
> index 0000000..0fc2771
> --- /dev/null
> +++ b/cputopology/cputopology_03.sh
> @@ -0,0 +1,74 @@
> +#!/bin/sh
> +#
> +# PM-QA validation test suite for the power management on Linux
> +#
> +# Copyright (C) 2015, Linaro Limited.
> +#
> +# This program is free software; you can redistribute it and/or
> +# modify it under the terms of the GNU General Public License
> +# as published by the Free Software Foundation; either version 2
> +# of the License, or (at your option) any later version.
> +#
> +# This program is distributed in the hope that it will be useful,
> +# but WITHOUT ANY WARRANTY; without even the implied warranty of
> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> +# GNU General Public License for more details.
> +#
> +# You should have received a copy of the GNU General Public License
> +# along with this program; if not, write to the Free Software
> +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
> USA.
> +#
> +# Contributors:
> +#     Larry Bassel <larry.bas...@linaro.org>
> +#
> +
> +# URL : 
> https://wiki.linaro.org/WorkingGroups/PowerManagement/Resources/TestSuite/PmQaSpecification#cputopology_03
> +
> +. ../include/functions.sh
> +
> +is_flag_set() {
> +    flag=$1
> +    mask=$2
> +    message=$3
> +
> +    value=$(( $flag & $mask ))
> +
> +    if [ $value -ne 0 ]; then
> +       echo "$message set"
> +    else
> +       echo "$message not set"
> +    fi
> +}
> +
> +check_sched_domain_flags() {
> +
> +    cpu_num=$1
> +    domain_num=$2
> +
> +    
> sched_domain_flags=/proc/sys/kernel/sched_domain/$cpu_num/domain$domain_num/flags
> +    val=$(cat $sched_domain_flags)
> +
> +    check "sched_domain_flags (domain $domain_num)" "test \"$val\" != \"-1\""
> +    printf "domain$domain_num flag 0x%x\n" $val
> +
> +    is_flag_set $val  0x80  "domain$domain_num share cpu capacity flag"
> +    is_flag_set $val  0x100  "domain$domain_num share power domain flag"
> +    is_flag_set $val  0x200  "domain$domain_num share cpu package resources 
> flag"

could you use a list of masks to be tested against $val instead of
hard coding them ? the number of flags to be tested should increase
with eas patchset

> +}
> +
> +check_all_sched_domain_flags() {
> +
> +    n=0

move the init of n after the test below. init of n is not needed if we
return prematurely

> +
> +    if ! [ -d /proc/sys/kernel/sched_domain/cpu0 ]; then
> +       return
> +    fi
> +
> +    while [ -e /proc/sys/kernel/sched_domain/$1/domain$n/flags ]; do
> +        check_sched_domain_flags $1 $n
> +       n=$(( n + 1))
> +    done
> +}
> +
> +for_each_cpu check_all_sched_domain_flags 1 || exit 1
> +test_status_show
> diff --git a/cputopology/cputopology_03.txt b/cputopology/cputopology_03.txt
> new file mode 100644
> index 0000000..e43de69
> --- /dev/null
> +++ b/cputopology/cputopology_03.txt
> @@ -0,0 +1 @@
> +test that the sched_domain files are present and show the topology related 
> flags
> --
> 1.9.1
>

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