[PATCH 11/26] grlib: added 64-bit read no-cache function
Daniel Hellstrom
daniel at gaisler.com
Mon Jun 29 11:27:58 UTC 2020
---
bsps/include/grlib/grlib_impl.h | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/bsps/include/grlib/grlib_impl.h b/bsps/include/grlib/grlib_impl.h
index e795e7f..3bff2af 100644
--- a/bsps/include/grlib/grlib_impl.h
+++ b/bsps/include/grlib/grlib_impl.h
@@ -122,6 +122,16 @@ RTEMS_INLINE_ROUTINE unsigned int grlib_read_uncached32(unsigned int address)
return tmp;
}
+RTEMS_INLINE_ROUTINE uint64_t grlib_read_uncached64(uint64_t *address)
+{
+ uint64_t tmp;
+ __asm__ (" ldda [%1]1, %0 "
+ : "=r"(tmp)
+ : "r"(address)
+ );
+ return tmp;
+}
+
#define GRLIB_DMA_IS_CACHE_COHERENT CPU_SPARC_HAS_SNOOPING
#else
--
2.7.4
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