[PATCH v4 7/8] grlib: make memory coherency cpu-independent

[Jiri Gaisler]

---
 bsps/include/grlib/grlib_impl.h | 5 +++++
 bsps/shared/grlib/spw/grspw.c   | 6 +-----
 2 files changed, 6 insertions(+), 5 deletions(-)
diff --git a/bsps/include/grlib/grlib_impl.h b/bsps/include/grlib/grlib_impl.h
index f1260671e0..68cc292886 100644
--- a/bsps/include/grlib/grlib_impl.h
+++ b/bsps/include/grlib/grlib_impl.h
@@ -121,6 +121,9 @@ RTEMS_INLINE_ROUTINE unsigned int 
grlib_read_uncached32(unsigned int address)
        );
        return tmp;
 }
+
+#define GRLIB_DMA_IS_CACHE_COHERENT CPU_SPARC_HAS_SNOOPING
+
 #else
 
 static unsigned char __inline__ grlib_read_uncached8(unsigned int address)
@@ -140,6 +143,8 @@ RTEMS_INLINE_ROUTINE unsigned int 
grlib_read_uncached32(unsigned int address)
        return tmp;
 }
 
+#define GRLIB_DMA_IS_CACHE_COHERENT 1
+
 #endif
 
 extern struct ambapp_bus ambapp_plb;
diff --git a/bsps/shared/grlib/spw/grspw.c b/bsps/shared/grlib/spw/grspw.c
index fbaadd1e13..2e1e8e90e9 100644
--- a/bsps/shared/grlib/spw/grspw.c
+++ b/bsps/shared/grlib/spw/grspw.c
@@ -25,10 +25,6 @@
 
 #include <grlib/grlib_impl.h>
 
-#ifndef CPU_SPARC_HAS_SNOOPING
-#define CPU_SPARC_HAS_SNOOPING 1
-#endif
-
 #define DBGSPW_IOCALLS 1
 #define DBGSPW_TX 2
 #define DBGSPW_RX 4
@@ -1897,7 +1893,7 @@ static int grspw_hw_receive(GRSPW_DEV *pDev, char *b, int 
c) {
                if (rxlen > c) {
                        rxlen = c;
                }
-               if (CPU_SPARC_HAS_SNOOPING) {
+               if (GRLIB_DMA_IS_CACHE_COHERENT) {
 /*             if ( 1 ) {*/
                        /*printf("RX_MEMCPY(0x%x, 0x%x, 0x%x)\n", (unsigned 
int)b, (unsigned int)(rxb+pDev->rxbufcur), (unsigned int)rxlen);*/
                        memcpy(b, rxb+pDev->rxbufcur, rxlen);
-- 
2.17.1

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