Does it make sense to use the new
ARM_MULTILIB_CACHE_LINE_MAX_64B
here?
On 04/07/16 01:52, pp...@cmp.felk.cvut.cz wrote:
From: Pavel Pisa <p...@cmp.felk.cvut.cz>
---
c/src/lib/libbsp/arm/shared/arm-l2c-310/cache_.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/c/src/lib/libbsp/arm/shared/arm-l2c-310/cache_.h
b/c/src/lib/libbsp/arm/shared/arm-l2c-310/cache_.h
index 35c8002..e83b55c 100644
--- a/c/src/lib/libbsp/arm/shared/arm-l2c-310/cache_.h
+++ b/c/src/lib/libbsp/arm/shared/arm-l2c-310/cache_.h
@@ -72,6 +72,10 @@ extern "C" {
/* These two defines also ensure that the rtems_cache_* functions have bodies
*/
#define CPU_DATA_CACHE_ALIGNMENT ARM_CACHE_L1_CPU_DATA_ALIGNMENT
#define CPU_INSTRUCTION_CACHE_ALIGNMENT ARM_CACHE_L1_CPU_INSTRUCTION_ALIGNMENT
+#if defined(__ARM_ARCH_7A__)
+/* Some/many ARM Cortex-A cores have L1 data line lenght 64 bytes */
+#define CPU_MAXIMAL_CACHE_ALIGNMENT 64
+#endif
#define CPU_CACHE_SUPPORT_PROVIDES_RANGE_FUNCTIONS \
ARM_CACHE_L1_CPU_SUPPORT_PROVIDES_RANGE_FUNCTIONS
#define CPU_CACHE_SUPPORT_PROVIDES_CACHE_SIZE_FUNCTIONS
--
Sebastian Huber, embedded brains GmbH
Address : Dornierstr. 4, D-82178 Puchheim, Germany
Phone : +49 89 189 47 41-16
Fax : +49 89 189 47 41-09
E-Mail : sebastian.hu...@embedded-brains.de
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Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG.
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