[U-Boot] [RFC 2/9] arm: cache: add missing dummy functions for when dcache disabled

Andreas Dannenberg dannenberg at ti.com
Wed Jun 15 21:26:34 CEST 2016


From: Daniel Allred <d-allred at ti.com>

Adds missing flush_dcache_range and invalidate_dcache_range dummy
(empty) placeholder functions to the #else portion of the #ifndef
CONFIG_SYS_DCACHE_OFF, where full implementations of these functions
are defined.

Signed-off-by: Daniel Allred <d-allred at ti.com>
Signed-off-by: Andreas Dannenberg <dannenberg at ti.com>
---
 arch/arm/cpu/armv7/cache_v7.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/cpu/armv7/cache_v7.c b/arch/arm/cpu/armv7/cache_v7.c
index dc309da..24fe0c5 100644
--- a/arch/arm/cpu/armv7/cache_v7.c
+++ b/arch/arm/cpu/armv7/cache_v7.c
@@ -195,6 +195,14 @@ void flush_dcache_all(void)
 {
 }
 
+void invalidate_dcache_range(unsigned long start, unsigned long stop)
+{
+}
+
+void flush_dcache_range(unsigned long start, unsigned long stop)
+{
+}
+
 void arm_init_before_mmu(void)
 {
 }
-- 
2.6.4



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