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@@ -1,69 +1,13 @@
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#ifndef _ASM_POWERPC_IOCTL_H
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#define _ASM_POWERPC_IOCTL_H
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-
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-/*
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- * this was copied from the alpha as it's a bit cleaner there.
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- * -- Cort
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- */
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-
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-#define _IOC_NRBITS 8
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-#define _IOC_TYPEBITS 8
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#define _IOC_SIZEBITS 13
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#define _IOC_DIRBITS 3
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-#define _IOC_NRMASK ((1 << _IOC_NRBITS)-1)
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-#define _IOC_TYPEMASK ((1 << _IOC_TYPEBITS)-1)
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-#define _IOC_SIZEMASK ((1 << _IOC_SIZEBITS)-1)
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-#define _IOC_DIRMASK ((1 << _IOC_DIRBITS)-1)
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-
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-#define _IOC_NRSHIFT 0
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-#define _IOC_TYPESHIFT (_IOC_NRSHIFT+_IOC_NRBITS)
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-#define _IOC_SIZESHIFT (_IOC_TYPESHIFT+_IOC_TYPEBITS)
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-#define _IOC_DIRSHIFT (_IOC_SIZESHIFT+_IOC_SIZEBITS)
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-
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-/*
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- * Direction bits _IOC_NONE could be 0, but OSF/1 gives it a bit.
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- * And this turns out useful to catch old ioctl numbers in header
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- * files for us.
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- */
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#define _IOC_NONE 1U
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#define _IOC_READ 2U
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#define _IOC_WRITE 4U
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-#define _IOC(dir,type,nr,size) \
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- (((dir) << _IOC_DIRSHIFT) | \
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- ((type) << _IOC_TYPESHIFT) | \
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- ((nr) << _IOC_NRSHIFT) | \
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- ((size) << _IOC_SIZESHIFT))
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-
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-/* provoke compile error for invalid uses of size argument */
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-extern unsigned int __invalid_size_argument_for_IOC;
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-#define _IOC_TYPECHECK(t) \
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- ((sizeof(t) == sizeof(t[1]) && \
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- sizeof(t) < (1 << _IOC_SIZEBITS)) ? \
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- sizeof(t) : __invalid_size_argument_for_IOC)
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-
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-/* used to create numbers */
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-#define _IO(type,nr) _IOC(_IOC_NONE,(type),(nr),0)
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-#define _IOR(type,nr,size) _IOC(_IOC_READ,(type),(nr),(_IOC_TYPECHECK(size)))
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-#define _IOW(type,nr,size) _IOC(_IOC_WRITE,(type),(nr),(_IOC_TYPECHECK(size)))
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-#define _IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),(_IOC_TYPECHECK(size)))
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-#define _IOR_BAD(type,nr,size) _IOC(_IOC_READ,(type),(nr),sizeof(size))
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-#define _IOW_BAD(type,nr,size) _IOC(_IOC_WRITE,(type),(nr),sizeof(size))
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-#define _IOWR_BAD(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),sizeof(size))
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-
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-/* used to decode them.. */
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-#define _IOC_DIR(nr) (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK)
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-#define _IOC_TYPE(nr) (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK)
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-#define _IOC_NR(nr) (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK)
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-#define _IOC_SIZE(nr) (((nr) >> _IOC_SIZESHIFT) & _IOC_SIZEMASK)
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-
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-/* various drivers, such as the pcmcia stuff, need these... */
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-#define IOC_IN (_IOC_WRITE << _IOC_DIRSHIFT)
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-#define IOC_OUT (_IOC_READ << _IOC_DIRSHIFT)
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-#define IOC_INOUT ((_IOC_WRITE|_IOC_READ) << _IOC_DIRSHIFT)
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-#define IOCSIZE_MASK (_IOC_SIZEMASK << _IOC_SIZESHIFT)
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-#define IOCSIZE_SHIFT (_IOC_SIZESHIFT)
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+#include <asm-generic/ioctl.h>
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#endif /* _ASM_POWERPC_IOCTL_H */
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