Signed-off-by: Song Gao <gaosong@loongson.cn> Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20220624031049.1716097-5-gaosong@loongson.cn> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
		
			
				
	
	
		
			105 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			105 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
#!/bin/sh
 | 
						|
#
 | 
						|
# Update syscall_nr.h files from linux headers asm-generic/unistd.h
 | 
						|
#
 | 
						|
# This code is licensed under the GPL version 2 or later.  See
 | 
						|
# the COPYING file in the top-level directory.
 | 
						|
#
 | 
						|
 | 
						|
linux="$1"
 | 
						|
output="$2"
 | 
						|
 | 
						|
TMP=$(mktemp -d)
 | 
						|
 | 
						|
if [ "$linux" = "" ] ; then
 | 
						|
    echo "Needs path to linux source tree" 1>&2
 | 
						|
    exit 1
 | 
						|
fi
 | 
						|
 | 
						|
if [ "$output" = "" ] ; then
 | 
						|
    output="$PWD"
 | 
						|
fi
 | 
						|
 | 
						|
upper()
 | 
						|
{
 | 
						|
    echo "$1" | tr "[:lower:]" "[:upper:]" | tr "[:punct:]" "_"
 | 
						|
}
 | 
						|
 | 
						|
qemu_arch()
 | 
						|
{
 | 
						|
    case "$1" in
 | 
						|
    arm64)
 | 
						|
        echo "aarch64"
 | 
						|
        ;;
 | 
						|
    *)
 | 
						|
        echo "$1"
 | 
						|
        ;;
 | 
						|
    esac
 | 
						|
}
 | 
						|
 | 
						|
read_includes()
 | 
						|
{
 | 
						|
    arch=$1
 | 
						|
    bits=$2
 | 
						|
 | 
						|
     cpp -P -nostdinc -fdirectives-only \
 | 
						|
        -D_UAPI_ASM_$(upper ${arch})_BITSPERLONG_H \
 | 
						|
        -D__ASM_$(upper ${arch})_BITSPERLONG_H \
 | 
						|
        -D__BITS_PER_LONG=${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=$1
 | 
						|
    bits=$2
 | 
						|
    file="$3"
 | 
						|
    guard="$(upper LINUX_USER_$(qemu_arch $arch)_$(basename "$file"))"
 | 
						|
 | 
						|
    (echo "/*"
 | 
						|
    echo " * This file contains the system call numbers."
 | 
						|
    echo " * Do not modify."
 | 
						|
    echo " * This file is generated by scripts/gensyscalls.sh"
 | 
						|
    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 /* ${guard} */") > "$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 "$output/linux-user/riscv/syscall64_nr.h"
 | 
						|
generate_syscall_nr hexagon 32 "$output/linux-user/hexagon/syscall_nr.h"
 | 
						|
generate_syscall_nr loongarch 64 "$output/linux-user/loongarch64/syscall_nr.h"
 | 
						|
rm -fr "$TMP"
 |