Add kdb_cpu_sync_icache(), intended to synchronize instruction

caches with data caches after writing to memory. This typically
is required to make breakpoints work on ia64 and powerpc. For
those architectures the function is implemented.

1 files changed, 5 insertions, 0 deletions

diff --git a/sys/sparc64/include/kdb.h b/sys/sparc64/include/kdb.h
index 3e510e02c496..02ce4e703b1e 100644
--- a/sys/sparc64/include/kdb.h
+++ b/sys/sparc64/include/kdb.h
@@ -44,6 +44,11 @@ kdb_cpu_set_singlestep(void)
 }
 
 static __inline void
+kdb_cpu_sync_icache(unsigned char *addr, size_t size)
+{
+}
+
+static __inline void
 kdb_cpu_trap(int vector, int _)
 {
 	flushw();