7c3892fc82
missing includes which are needed when the header files are not included in a particular order. MFC after: 1 month Sponsored by: Mellanox Technologies
142 lines
3.6 KiB
C
142 lines
3.6 KiB
C
/*-
|
|
* Copyright (c) 2010 Isilon Systems, Inc.
|
|
* Copyright (c) 2010 iX Systems, Inc.
|
|
* Copyright (c) 2010 Panasas, Inc.
|
|
* Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice unmodified, this list of conditions, and the following
|
|
* disclaimer.
|
|
* 2. 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
|
|
*/
|
|
|
|
#ifndef _LINUX_IO_H_
|
|
#define _LINUX_IO_H_
|
|
|
|
#include <machine/vm.h>
|
|
#include <sys/endian.h>
|
|
|
|
static inline uint32_t
|
|
__raw_readl(const volatile void *addr)
|
|
{
|
|
return *(const volatile uint32_t *)addr;
|
|
}
|
|
|
|
static inline void
|
|
__raw_writel(uint32_t b, volatile void *addr)
|
|
{
|
|
*(volatile uint32_t *)addr = b;
|
|
}
|
|
|
|
static inline uint64_t
|
|
__raw_readq(const volatile void *addr)
|
|
{
|
|
return *(const volatile uint64_t *)addr;
|
|
}
|
|
|
|
static inline void
|
|
__raw_writeq(uint64_t b, volatile void *addr)
|
|
{
|
|
*(volatile uint64_t *)addr = b;
|
|
}
|
|
|
|
/*
|
|
* XXX This is all x86 specific. It should be bus space access.
|
|
*/
|
|
#define mmiowb()
|
|
|
|
#undef writel
|
|
static inline void
|
|
writel(uint32_t b, void *addr)
|
|
{
|
|
*(volatile uint32_t *)addr = b;
|
|
}
|
|
|
|
#undef writeq
|
|
static inline void
|
|
writeq(uint64_t b, void *addr)
|
|
{
|
|
*(volatile uint64_t *)addr = b;
|
|
}
|
|
|
|
#undef writeb
|
|
static inline void
|
|
writeb(uint8_t b, void *addr)
|
|
{
|
|
*(volatile uint8_t *)addr = b;
|
|
}
|
|
|
|
#undef writew
|
|
static inline void
|
|
writew(uint16_t b, void *addr)
|
|
{
|
|
*(volatile uint16_t *)addr = b;
|
|
}
|
|
|
|
#undef ioread32be
|
|
static inline uint32_t
|
|
ioread32be(const volatile void *addr)
|
|
{
|
|
return be32toh(*(const volatile uint32_t *)addr);
|
|
}
|
|
|
|
#undef iowrite32be
|
|
static inline void
|
|
iowrite32be(uint32_t v, volatile void *addr)
|
|
{
|
|
*(volatile uint32_t *)addr = htobe32(v);
|
|
}
|
|
|
|
void *_ioremap_attr(vm_paddr_t phys_addr, unsigned long size, int attr);
|
|
#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
|
|
void iounmap(void *addr);
|
|
|
|
#define memset_io(a, b, c) memset((a), (b), (c))
|
|
#define memcpy_fromio(a, b, c) memcpy((a), (b), (c))
|
|
#define memcpy_toio(a, b, c) memcpy((a), (b), (c))
|
|
|
|
static inline void
|
|
__iowrite64_copy(void *to, void *from, size_t count)
|
|
{
|
|
#ifdef __LP64__
|
|
uint64_t *src;
|
|
uint64_t *dst;
|
|
int i;
|
|
|
|
for (i = 0, src = from, dst = to; i < count; i++, src++, dst++)
|
|
__raw_writeq(*src, dst);
|
|
#else
|
|
uint32_t *src;
|
|
uint32_t *dst;
|
|
int i;
|
|
|
|
count *= 2;
|
|
for (i = 0, src = from, dst = to; i < count; i++, src++, dst++)
|
|
__raw_writel(*src, dst);
|
|
#endif
|
|
}
|
|
|
|
|
|
#endif /* _LINUX_IO_H_ */
|