arch: Add riscv64 support to syscall validate script

This patch adds riscv64 support to arch-syscall-validate.

Signed-off-by: Tom Hromatka <tom.hromatka@oracle.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/src/arch-syscall-validate b/src/arch-syscall-validate
index b9e0bce..a47eb63 100755
--- a/src/arch-syscall-validate
+++ b/src/arch-syscall-validate
@@ -393,6 +393,45 @@ function dump_lib_ppc64() {
 }
 
 #
+# Dump the riscv64 system syscall table
+#
+# Arguments:
+#     1    path to the kernel source
+#
+#  Dump the architecture's syscall table to stdout.
+#
+function dump_sys_riscv64() {
+	gcc -E -dM -I$1/include/uapi \
+		-D__BITS_PER_LONG=64 -D__ARCH_WANT_NEW_STAT \
+		$1/include/uapi/asm-generic/unistd.h | \
+		grep "^#define __NR_" | \
+		sed -e '/__NR_syscalls/d' | \
+		sed -e '/__NR_arch_specific_syscall/d' | \
+		sed -e 's/#define[ \t]\+__NR_\([^ \t]\+\)[ \t]\+\(.*\)/\1\t\2/' | \
+		sed -e 's/__NR3264_fadvise64/223/' | \
+		sed -e 's/__NR3264_fcntl/25/' | \
+		sed -e 's/__NR3264_fstatat/79/' | \
+		sed -e 's/__NR3264_fstatfs/44/' | \
+		sed -e 's/__NR3264_ftruncate/46/' | \
+		sed -e 's/__NR3264_lseek/62/' | \
+		sed -e 's/__NR3264_mmap/222/' | \
+		sed -e 's/__NR3264_sendfile/71/' | \
+		sed -e 's/__NR3264_statfs/43/' | \
+		sed -e 's/__NR3264_truncate/45/' | \
+		sed -e 's/__NR3264_fstat/80/' | \
+		sort
+}
+
+#
+# Dump the riscv64 library syscall table
+#
+#  Dump the library's syscall table to stdout.
+#
+function dump_lib_riscv64() {
+	dump_lib_arch riscv64
+}
+
+#
 # Dump the s390 system syscall table
 #
 # Arguments:
@@ -487,6 +526,9 @@ function dump_sys() {
 	ppc64)
 		dump_sys_ppc64 "$2"
 		;;
+	riscv64)
+		dump_sys_riscv64 "$2"
+		;;
 	s390)
 		dump_sys_s390 "$2"
 		;;
@@ -542,6 +584,9 @@ function dump_lib() {
 	ppc64)
 		dump_lib_ppc64 "$2"
 		;;
+	riscv64)
+		dump_lib_riscv64 "$2"
+		;;
 	s390)
 		dump_lib_s390 "$2"
 		;;