X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=drivers%2Fnet%2Fnfp%2Fnfpcore%2Fnfp6000%2Fnfp_xpb.h;fp=drivers%2Fnet%2Fnfp%2Fnfpcore%2Fnfp6000%2Fnfp_xpb.h;h=7ada1bb2f265e3709b3f4c4de24d29cda3e707cb;hb=b63264c8342e6a1b6971c79550d2af2024b6a4de;hp=0000000000000000000000000000000000000000;hpb=ca33590b6af032bff57d9cc70455660466a654b2;p=deb_dpdk.git

diff --git a/drivers/net/nfp/nfpcore/nfp6000/nfp_xpb.h b/drivers/net/nfp/nfpcore/nfp6000/nfp_xpb.h
new file mode 100644
index 00000000..7ada1bb2
--- /dev/null
+++ b/drivers/net/nfp/nfpcore/nfp6000/nfp_xpb.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Netronome Systems, Inc.
+ * All rights reserved.
+ */
+
+#ifndef __NFP_XPB_H__
+#define __NFP_XPB_H__
+
+/*
+ * For use with NFP6000 Databook "XPB Addressing" section
+ */
+#define NFP_XPB_OVERLAY(island)  (((island) & 0x3f) << 24)
+
+#define NFP_XPB_ISLAND(island)   (NFP_XPB_OVERLAY(island) + 0x60000)
+
+#define NFP_XPB_ISLAND_of(offset) (((offset) >> 24) & 0x3F)
+
+/*
+ * For use with NFP6000 Databook "XPB Island and Device IDs" chapter
+ */
+#define NFP_XPB_DEVICE(island, slave, device) \
+				(NFP_XPB_OVERLAY(island) | \
+				 (((slave) & 3) << 22) | \
+				 (((device) & 0x3f) << 16))
+
+#endif /* NFP_XPB_H */