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Tue, 10 Mar 2020 07:08:16 -0400 Received: from mout.kundenserver.de ([217.72.192.73]:41381) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1jBckB-0002AY-1G for qemu-devel@nongnu.org; Tue, 10 Mar 2020 07:08:15 -0400 Received: from localhost.localdomain ([82.252.135.106]) by mrelayeu.kundenserver.de (mreue108 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MCKJw-1j2F5U1tkg-009OK3; Tue, 10 Mar 2020 12:08:02 +0100 From: Laurent Vivier To: qemu-devel@nongnu.org Subject: [PATCH 1/4] scripts: add a script to generate syscall_nr.h Date: Tue, 10 Mar 2020 12:07:56 +0100 Message-Id: <20200310110759.3331020-2-laurent@vivier.eu> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200310110759.3331020-1-laurent@vivier.eu> References: <20200310110759.3331020-1-laurent@vivier.eu> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:46eEMsrGsrt0h5kTRAklBXrC9uDAjjf8NGYmE51xC5DOvQ6Jxcz aUk12Yve93dS3Sv9PCLUke/Rtj/hOLqRW/TiAADio6FgGurbXKTlpffk/7idcUwfli4h1Fw iX7bDa2kKms9BjzVtU48DY2g3mN5mWE3E/J74f4H/IsGByIE48/l/iYB4917FEckgSfwiuU EmOMzs079XRaFBcagnoag== X-UI-Out-Filterresults: notjunk:1;V03:K0:Mc8Hs1YD7x0=:0iOWgOm73iMwJATxsMAXfv GDAa0bOS0OaKp4MTw/gUCo8ky2l3P/psXJHXonr90Vy5a8KxRzuKB8XFtnSLi3+6idYU49gFF rlZlRafuOfREiMm8Tz3U26yoRZHPHNgncGUpUk6mwaIIJzsCKpr5cpLxbyN3Zv9+BSaAo1+js ydMiglSwKE71bo6adkB8Iu8qZD3JPqg6SoXOWTtpaY0KnOKEoU3KMJgV5sftlvl7XrLNy1xjO fgIUjsggC/9clVATu5yygYjoxa1cIwF4nHkh8oERsJJSWR7xxoaxIvTg3NQ5dQfmwg/pjy9ww wsuxph+wpwutvKNoE/B81TSqRB4uGwlErPktC1k9xp/iR7cYbtgIh7AssCqAY6EdUCDz+LW50 vOpFAf+oTQSo7+77zrQxrpjd3TiUlCuLPFAXPS7f004SSE1/z4GYbQt2eILi3ED/XI3JjHYEg otYDPz9QqhDdzknnnn96YHMoDiut5nOyxEdCcmmEt1Eq9JFysQo0GFozTubdpqZkgRwMBkah2 63eGFzRIb2Qh+i+eTDxVmxQm8Hfd327srq0dHJyQSrTdNIg15qA9PIa7vpi/S4cBWrp/G1OcE zbYvkGOXoL0nkCVWmLxXE7ttZSFXfrU47FaWhxRSKK8Db2kco9x1FUlhFOzx9g22RKThuDy78 yy+SiU8I3Qio1kafkh1r4DwwpuTuUekc/ObsqZNapa6Roz7LVrqr4ZO6amqOUdwAmcQpDkdoa StoChzu0Huji4M1q6R3yy0MCmNaXuGdC4RnuFVNnZaHNsCMg3bNE9dyMot3BMyToekYMU11dC fRIF7MDXTffghbwfSmcMBvIat57agT9oxwKXD1Yz16xosERbhvdjB3VH/tYKBodpF4V/Juy X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 217.72.192.73 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Marek Vasut , Peter Maydell , Jia Liu , Riku Voipio , Laurent Vivier , Alistair Francis Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" This script is needed for targets based on asm-generic syscall numbers gene= ration Signed-off-by: Laurent Vivier Reviewed-by: Alistair Francis Reviewed-by: Taylor Simpson --- scripts/gensyscalls.sh | 94 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 94 insertions(+) create mode 100755 scripts/gensyscalls.sh diff --git a/scripts/gensyscalls.sh b/scripts/gensyscalls.sh new file mode 100755 index 000000000000..3b549a665d0f --- /dev/null +++ b/scripts/gensyscalls.sh @@ -0,0 +1,94 @@ +#!/bin/sh + +linux=3D"$1" +output=3D"$2" + +TMP=3D$(mktemp -d) + +if [ "$linux" =3D "" ] ; then + echo "Needs path to linux source tree" 1>&2 + exit 1 +fi + +if [ "$output" =3D "" ] ; then + output=3D"$PWD" +fi + +upper() +{ + echo "$1" | tr "[:lower:]" "[:upper:]" | tr "[:punct:]" "_" +} + +qemu_arch() +{ + case "$1" in + arm64) + echo "aarch64" + ;; + *) + upper "$1" + ;; + esac +} + +read_includes() +{ + arch=3D$1 + bits=3D$2 + + cpp -P -nostdinc -fdirectives-only \ + -D_UAPI_ASM_$(upper ${arch})_BITSPERLONG_H \ + -D__BITS_PER_LONG=3D${bits} \ + -I${linux}/arch/${arch}/include/uapi/ \ + -I${linux}/include/uapi \ + -I${TMP} \ + "${linux}/arch/${arch}/include/uapi/asm/unistd.h" +} + +filter_defines() +{ + grep -e "#define __NR_" -e "#define __NR3264" +} + +rename_defines() +{ + sed "s/ __NR_/ TARGET_NR_/g;s/(__NR_/(TARGET_NR_/g" +} + +evaluate_values() +{ + sed "s/#define TARGET_NR_/QEMU TARGET_NR_/" | \ + cpp -P -nostdinc | \ + sed "s/^QEMU /#define /" +} + +generate_syscall_nr() +{ + arch=3D$1 + bits=3D$2 + file=3D"$3" + guard=3D"$(upper LINUX_USER_$(qemu_arch $arch)_$(basename "$file"))" + + (echo "/*" + echo " * This file contains the system call numbers." + echo " */" + echo "#ifndef ${guard}" + echo "#define ${guard}" + echo + read_includes $arch $bits | filter_defines | rename_defines | \ + evaluate_values | sort -n -k 3 + echo + echo "#endif /* ${guard} */" + echo) > "$file" +} + +mkdir "$TMP/asm" +> "$TMP/asm/bitsperlong.h" + +generate_syscall_nr arm64 64 "$output/linux-user/aarch64/syscall_nr.h" +generate_syscall_nr nios2 32 "$output/linux-user/nios2/syscall_nr.h" +generate_syscall_nr openrisc 32 "$output/linux-user/openrisc/syscall_nr.h" + +generate_syscall_nr riscv 32 "$output/linux-user/riscv/syscall32_nr.h" +generate_syscall_nr riscv 64 "$output/linux-user/riscv/syscall64_nr.h" +rm -fr "$TMP" --=20 2.24.1