New upstream version 18.05

[deb_dpdk.git] / drivers / raw / ifpga_rawdev / base / osdep_raw / osdep_generic.h

diff --git a/drivers/raw/ifpga_rawdev/base/osdep_raw/osdep_generic.h b/drivers/raw/ifpga_rawdev/base/osdep_raw/osdep_generic.h
new file mode 100644 (file)
index 0000000..895a1d8
--- /dev/null
+++ b/drivers/raw/ifpga_rawdev/base/osdep_raw/osdep_generic.h
@@ -0,0 +1,75 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2018 Intel Corporation
+ */
+
+#ifndef _OSDEP_RAW_GENERIC_H
+#define _OSDEP_RAW_GENERIC_H
+
+#define        compiler_barrier() (asm volatile ("" : : : "memory"))
+
+#define io_wmb() compiler_barrier()
+#define io_rmb() compiler_barrier()
+
+static inline uint8_t opae_readb(const volatile void *addr)
+{
+       uint8_t val;
+
+       val = *(const volatile uint8_t *)addr;
+       io_rmb();
+       return val;
+}
+
+static inline uint16_t opae_readw(const volatile void *addr)
+{
+       uint16_t val;
+
+       val = *(const volatile uint16_t *)addr;
+       io_rmb();
+       return val;
+}
+
+static inline uint32_t opae_readl(const volatile void *addr)
+{
+       uint32_t val;
+
+       val = *(const volatile uint32_t *)addr;
+       io_rmb();
+       return val;
+}
+
+static inline uint64_t opae_readq(const volatile void *addr)
+{
+       uint64_t val;
+
+       val = *(const volatile uint64_t *)addr;
+       io_rmb();
+       return val;
+}
+
+static inline void opae_writeb(uint8_t value, volatile void *addr)
+{
+       io_wmb();
+       *(volatile uint8_t *)addr = value;
+}
+
+static inline void opae_writew(uint16_t value, volatile void *addr)
+{
+       io_wmb();
+       *(volatile uint16_t *)addr = value;
+}
+
+static inline void opae_writel(uint32_t value, volatile void *addr)
+{
+       io_wmb();
+       *(volatile uint32_t *)addr = value;
+}
+
+static inline void opae_writeq(uint64_t value, volatile void *addr)
+{
+       io_wmb();
+       *(volatile uint64_t *)addr = value;
+}
+
+#define opae_free(addr) free(addr)
+
+#endif