[rtems commit] arm: Add AIRCR register defines

[Sebastian Huber]

Module:    rtems
Branch:    master
Commit:    2570a2a89684f90ac66aa47ce64b67360d0d25ab
Changeset: http://git.rtems.org/rtems/commit/?id=2570a2a89684f90ac66aa47ce64b67360d0d25ab

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Mon Jan  7 14:55:23 2013 +0100

arm: Add AIRCR register defines

---

 cpukit/score/cpu/arm/rtems/score/armv7m.h |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/cpukit/score/cpu/arm/rtems/score/armv7m.h b/cpukit/score/cpu/arm/rtems/score/armv7m.h
index f029b69..9b56f79 100644
--- a/cpukit/score/cpu/arm/rtems/score/armv7m.h
+++ b/cpukit/score/cpu/arm/rtems/score/armv7m.h
@@ -59,6 +59,21 @@ typedef struct {
   uint32_t icsr;
 
   ARMV7M_Exception_handler *vtor;
+
+#define ARMV7M_SCB_AIRCR_VECTKEY (0x05fa << 16)
+#define ARMV7M_SCB_AIRCR_ENDIANESS (1U << 15)
+#define ARMV7M_SCB_AIRCR_PRIGROUP_SHIFT 8
+#define ARMV7M_SCB_AIRCR_PRIGROUP_MASK \
+  ((0x7U) << ARMV7M_SCB_AIRCR_PRIGROUP_SHIFT)
+#define ARMV7M_SCB_AIRCR_PRIGROUP(val) \
+  (((val) << ARMV7M_SCB_AIRCR_PRIGROUP_SHIFT) & ARMV7M_SCB_AIRCR_PRIGROUP_MASK)
+#define ARMV7M_SCB_AIRCR_PRIGROUP_GET(reg) \
+  (((val) & ARMV7M_SCB_AIRCR_PRIGROUP_MASK) >> ARMV7M_SCB_AIRCR_PRIGROUP_SHIFT)
+#define ARMV7M_SCB_AIRCR_PRIGROUP_SET(reg, val) \
+  (((reg) & ~ARMV7M_SCB_AIRCR_PRIGROUP_MASK) | ARMV7M_SCB_AIRCR_PRIGROUP(val))
+#define ARMV7M_SCB_AIRCR_SYSRESETREQ (1U << 2)
+#define ARMV7M_SCB_AIRCR_VECTCLRACTIVE (1U << 1)
+#define ARMV7M_SCB_AIRCR_VECTRESET (1U << 0)
   uint32_t aircr;
   uint32_t scr;
   uint32_t ccr;