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-rw-r--r--drivers/bus/fslmc/qbman/qbman_sys_decl.h73
1 files changed, 73 insertions, 0 deletions
diff --git a/drivers/bus/fslmc/qbman/qbman_sys_decl.h b/drivers/bus/fslmc/qbman/qbman_sys_decl.h
new file mode 100644
index 00000000..e52f5ed2
--- /dev/null
+++ b/drivers/bus/fslmc/qbman/qbman_sys_decl.h
@@ -0,0 +1,73 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright (C) 2014-2016 Freescale Semiconductor, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of Freescale Semiconductor nor the
+ * names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <compat.h>
+#include <fsl_qbman_base.h>
+
+/* Sanity check */
+#if (__BYTE_ORDER__ != __ORDER_BIG_ENDIAN__) && \
+ (__BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__)
+#error "Unknown endianness!"
+#endif
+
+/* The platform-independent code shouldn't need endianness, except for
+ * weird/fast-path cases like qbman_result_has_token(), which needs to
+ * perform a passive and endianness-specific test on a read-only data structure
+ * very quickly. It's an exception, and this symbol is used for that case.
+ */
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+#define DQRR_TOK_OFFSET 0
+#define QBMAN_RESULT_VERB_OFFSET_IN_MEM 24
+#define SCN_STATE_OFFSET_IN_MEM 8
+#define SCN_RID_OFFSET_IN_MEM 8
+#else
+#define DQRR_TOK_OFFSET 24
+#define QBMAN_RESULT_VERB_OFFSET_IN_MEM 0
+#define SCN_STATE_OFFSET_IN_MEM 16
+#define SCN_RID_OFFSET_IN_MEM 0
+#endif
+
+/* Similarly-named functions */
+#define upper32(a) upper_32_bits(a)
+#define lower32(a) lower_32_bits(a)
+
+ /****************/
+ /* arch assists */
+ /****************/
+#define dcbz(p) { asm volatile("dc zva, %0" : : "r" (p) : "memory"); }
+#define lwsync() { asm volatile("dmb st" : : : "memory"); }
+#define dcbf(p) { asm volatile("dc cvac, %0" : : "r"(p) : "memory"); }
+#define dccivac(p) { asm volatile("dc civac, %0" : : "r"(p) : "memory"); }
+static inline void prefetch_for_load(void *p)
+{
+ asm volatile("prfm pldl1keep, [%0, #64]" : : "r" (p));
+}
+
+static inline void prefetch_for_store(void *p)
+{
+ asm volatile("prfm pstl1keep, [%0, #64]" : : "r" (p));
+}