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-rw-r--r--cpukit/score/cpu/m68k/rtems/score/m68k.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/cpukit/score/cpu/m68k/rtems/score/m68k.h b/cpukit/score/cpu/m68k/rtems/score/m68k.h
index 85cf70b1a7..d2d13a85ed 100644
--- a/cpukit/score/cpu/m68k/rtems/score/m68k.h
+++ b/cpukit/score/cpu/m68k/rtems/score/m68k.h
@@ -414,6 +414,13 @@ extern void* _VBR;
#endif
/*
+ * Access Control Registers
+ */
+#define m68k_set_cacr(_cacr) asm volatile ("movec %0,%%cacr" : : "d" (_cacr))
+#define m68k_set_acr0(_acr0) asm volatile ("movec %0,%%acr0" : : "d" (_acr0))
+#define m68k_set_acr1(_acr1) asm volatile ("movec %0,%%acr1" : : "d" (_acr1))
+
+/*
* The following routine swaps the endian format of an unsigned int.
* It must be static because it is referenced indirectly.
*/