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Diffstat (limited to 'sys/compat/linuxkpi/common/include/linux/io.h')
-rw-r--r--sys/compat/linuxkpi/common/include/linux/io.h31
1 files changed, 29 insertions, 2 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/io.h b/sys/compat/linuxkpi/common/include/linux/io.h
index f3a1e686963a..b6247f0cd707 100644
--- a/sys/compat/linuxkpi/common/include/linux/io.h
+++ b/sys/compat/linuxkpi/common/include/linux/io.h
@@ -2,7 +2,7 @@
* Copyright (c) 2010 Isilon Systems, Inc.
* Copyright (c) 2010 iX Systems, Inc.
* Copyright (c) 2010 Panasas, Inc.
- * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
+ * Copyright (c) 2013-2015 Mellanox Technologies, Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -106,12 +106,39 @@ iowrite32be(uint32_t v, volatile void *addr)
*(volatile uint32_t *)addr = htobe32(v);
}
+#undef readb
+static inline uint8_t
+readb(const volatile void *addr)
+{
+ return *(const volatile uint8_t *)addr;
+}
+
+#undef readw
+static inline uint16_t
+readw(const volatile void *addr)
+{
+ return *(const volatile uint16_t *)addr;
+}
+
+#undef readl
+static inline uint32_t
+readl(const volatile void *addr)
+{
+ return *(const volatile uint32_t *)addr;
+}
+
+#if defined(__i386__) || defined(__amd64__)
void *_ioremap_attr(vm_paddr_t phys_addr, unsigned long size, int attr);
+#else
+#define _ioremap_attr(...) NULL
+#endif
+
#define ioremap_nocache(addr, size) \
_ioremap_attr((addr), (size), VM_MEMATTR_UNCACHEABLE)
#define ioremap_wc(addr, size) \
_ioremap_attr((addr), (size), VM_MEMATTR_WRITE_COMBINING)
-#define ioremap ioremap_nocache
+#define ioremap(addr, size) \
+ _ioremap_attr((addr), (size), VM_MEMATTR_UNCACHEABLE)
void iounmap(void *addr);
#define memset_io(a, b, c) memset((a), (b), (c))