summaryrefslogtreecommitdiff
path: root/tools/perf/trace/beauty/mmap_prot.sh
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/trace/beauty/mmap_prot.sh')
-rwxr-xr-xtools/perf/trace/beauty/mmap_prot.sh30
1 files changed, 30 insertions, 0 deletions
diff --git a/tools/perf/trace/beauty/mmap_prot.sh b/tools/perf/trace/beauty/mmap_prot.sh
new file mode 100755
index 000000000000..28f638f8d216
--- /dev/null
+++ b/tools/perf/trace/beauty/mmap_prot.sh
@@ -0,0 +1,30 @@
+#!/bin/sh
+# SPDX-License-Identifier: LGPL-2.1
+
+if [ $# -ne 2 ] ; then
+ [ $# -eq 1 ] && hostarch=$1 || hostarch=`uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/`
+ asm_header_dir=tools/include/uapi/asm-generic
+ arch_header_dir=tools/arch/${hostarch}/include/uapi/asm
+else
+ asm_header_dir=$1
+ arch_header_dir=$2
+fi
+
+common_mman=${asm_header_dir}/mman-common.h
+arch_mman=${arch_header_dir}/mman.h
+
+prefix="PROT"
+
+printf "static const char *mmap_prot[] = {\n"
+regex=`printf '^[[:space:]]*#[[:space:]]*define[[:space:]]+%s_([[:alnum:]_]+)[[:space:]]+(0x[[:xdigit:]]+)[[:space:]]*.*' ${prefix}`
+([ ! -f ${arch_mman} ] || egrep -q '#[[:space:]]*include[[:space:]]+<uapi/asm-generic/mman.*' ${arch_mman}) &&
+(egrep $regex ${common_mman} | \
+ egrep -vw PROT_NONE | \
+ sed -r "s/$regex/\2 \1 \1 \1 \2/g" | \
+ xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n")
+[ -f ${arch_mman} ] && egrep -q $regex ${arch_mman} &&
+(egrep $regex ${arch_mman} | \
+ egrep -vw PROT_NONE | \
+ sed -r "s/$regex/\2 \1 \1 \1 \2/g" | \
+ xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n")
+printf "};\n"