46 lines
887 B
Plaintext
46 lines
887 B
Plaintext
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#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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#
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# Generate system call table for perf. Derived from
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# powerpc script.
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#
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# Copyright IBM Corp. 2017
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# Author(s): Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
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# Changed by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
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# Changed by: Kim Phillips <kim.phillips@arm.com>
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gcc=$1
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hostcc=$2
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incpath=$3
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input=$4
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if ! test -r $input; then
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echo "Could not read input file" >&2
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exit 1
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fi
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create_table_from_c()
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{
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local sc nr last_sc
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while read sc nr; do
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printf "%s\n" " [$nr] = \"$sc\","
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last_sc=$sc
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done
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printf "%s\n" "#define SYSCALLTBL_ARM64_MAX_ID __NR_$last_sc"
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}
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create_table()
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{
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echo "#include \"$input\""
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echo "static const char *syscalltbl_arm64[] = {"
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create_table_from_c
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echo "};"
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}
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$gcc -E -dM -x c -I $incpath/include/uapi $input \
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|sed -ne 's/^#define __NR_//p' \
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|sort -t' ' -k2 -n \
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|create_table
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