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authorCarmelo Amoroso <carmelo.amoroso@st.com>2009-07-02 11:02:13 +0200
committerCarmelo Amoroso <carmelo.amoroso@st.com>2009-07-02 11:02:13 +0200
commita98934adc9277d1dea52b929d59c6b15ccf115a2 (patch)
tree7f050401a9a79f57bf654c763e3d1f8808af2d0f /libc
parent801626b26745a1bd24cbf56c3d8720204a1db95d (diff)
sh: add cacheflush syscall wrapper
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
Diffstat (limited to 'libc')
-rw-r--r--libc/sysdeps/linux/sh/Makefile.arch2
-rw-r--r--libc/sysdeps/linux/sh/cacheflush.c15
2 files changed, 16 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/sh/Makefile.arch b/libc/sysdeps/linux/sh/Makefile.arch
index 77ad570d6..2c69f59b8 100644
--- a/libc/sysdeps/linux/sh/Makefile.arch
+++ b/libc/sysdeps/linux/sh/Makefile.arch
@@ -7,7 +7,7 @@
#
CSRC := \
- mmap.c pipe.c __init_brk.c brk.c sbrk.c syscall.c pread_write.c
+ mmap.c pipe.c __init_brk.c brk.c sbrk.c syscall.c pread_write.c cacheflush.c
SSRC := setjmp.S __longjmp.S vfork.S clone.S ___fpscr_values.S
diff --git a/libc/sysdeps/linux/sh/cacheflush.c b/libc/sysdeps/linux/sh/cacheflush.c
new file mode 100644
index 000000000..58229186d
--- /dev/null
+++ b/libc/sysdeps/linux/sh/cacheflush.c
@@ -0,0 +1,15 @@
+/*
+ * cacheflush syscall for SUPERH
+ *
+ * Copyright (C) 2009 STMicroelectronics Ltd
+ * Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+ *
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+#include <errno.h>
+#include <unistd.h>
+#include <sys/syscall.h>
+
+#ifdef __NR_cacheflush
+_syscall3(int, cacheflush, char *, addr, int, nbytes, int, op)
+#endif