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-rw-r--r--rtemsbsd/include/machine/bus.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/rtemsbsd/include/machine/bus.h b/rtemsbsd/include/machine/bus.h
index 1f1d3255..2f0e7ad6 100644
--- a/rtemsbsd/include/machine/bus.h
+++ b/rtemsbsd/include/machine/bus.h
@@ -136,10 +136,10 @@
*/
#define BUS_SPACE_MAXADDR_24BIT 0xffffffU
#define BUS_SPACE_MAXADDR_32BIT 0xffffffffU
-#define BUS_SPACE_MAXADDR 0xffffffffU
+#define BUS_SPACE_MAXADDR UINTPTR_MAX
#define BUS_SPACE_MAXSIZE_24BIT 0xffffffU
#define BUS_SPACE_MAXSIZE_32BIT 0xffffffffU
-#define BUS_SPACE_MAXSIZE 0xffffffffU
+#define BUS_SPACE_MAXSIZE UINTPTR_MAX
/*
* Bus access.