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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-06-04 11:07:11 +0200 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-06-05 14:55:16 +0200 |
commit | 82850b8e82c86173514ddc3264b63f6e67c93417 (patch) | |
tree | e8cb550637bbcafac7799d1aa96a9f7c8f42ba33 /c | |
parent | bsps/arm: Cortex-A9 MPCore start (diff) | |
download | rtems-82850b8e82c86173514ddc3264b63f6e67c93417.tar.bz2 |
bsps/arm: Cortex-A9 MPCore start
Invalidate entire branch predictor array.
Diffstat (limited to 'c')
-rw-r--r-- | c/src/lib/libbsp/arm/shared/include/arm-a9mpcore-start.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/arm/shared/include/arm-a9mpcore-start.h b/c/src/lib/libbsp/arm/shared/include/arm-a9mpcore-start.h index fd0e5cebd1..76a2f32f6d 100644 --- a/c/src/lib/libbsp/arm/shared/include/arm-a9mpcore-start.h +++ b/c/src/lib/libbsp/arm/shared/include/arm-a9mpcore-start.h @@ -52,6 +52,9 @@ BSP_START_TEXT_SECTION static inline void arm_cp15_set_vector_base_address(void *base); BSP_START_TEXT_SECTION static inline void +arm_cp15_branch_predictor_invalidate_all(void); + +BSP_START_TEXT_SECTION static inline void arm_a9mpcore_start_set_vector_base(void) { /* @@ -145,6 +148,8 @@ BSP_START_TEXT_SECTION static inline void arm_a9mpcore_start_hook_0(void) (volatile a9mpcore_scu *) BSP_ARM_A9MPCORE_SCU_BASE; uint32_t cpu_id = arm_cortex_a9_get_multiprocessor_cpu_id(); + arm_cp15_branch_predictor_invalidate_all(); + if (cpu_id == 0) { arm_a9mpcore_start_scu_enable(scu); } |