diff --git a/include/asm-generic/4level-fixup.h b/include/asm-generic/4level-fixup.h
new file mode 100644
index 0000000..c20ec25
--- /dev/null
+++ b/include/asm-generic/4level-fixup.h
@@ -0,0 +1,38 @@
+#ifndef _4LEVEL_FIXUP_H
+#define _4LEVEL_FIXUP_H
+
+#define __ARCH_HAS_4LEVEL_HACK
+#define __PAGETABLE_PUD_FOLDED
+
+#define PUD_SIZE			PGDIR_SIZE
+#define PUD_MASK			PGDIR_MASK
+#define PTRS_PER_PUD			1
+
+#define pud_t				pgd_t
+
+#define pmd_alloc(mm, pud, address)			\
+({	pmd_t *ret;					\
+	if (pgd_none(*pud))				\
+ 		ret = __pmd_alloc(mm, pud, address);	\
+ 	else						\
+		ret = pmd_offset(pud, address);		\
+ 	ret;						\
+})
+
+#define pud_alloc(mm, pgd, address)	(pgd)
+#define pud_offset(pgd, start)		(pgd)
+#define pud_none(pud)			0
+#define pud_bad(pud)			0
+#define pud_present(pud)		1
+#define pud_ERROR(pud)			do { } while (0)
+#define pud_clear(pud)			pgd_clear(pud)
+
+#undef pud_free_tlb
+#define pud_free_tlb(tlb, x)            do { } while (0)
+#define pud_free(x)			do { } while (0)
+#define __pud_free_tlb(tlb, x)		do { } while (0)
+
+#undef  pud_addr_end
+#define pud_addr_end(addr, end)		(end)
+
+#endif
diff --git a/include/asm-generic/bitops.h b/include/asm-generic/bitops.h
new file mode 100644
index 0000000..ce31b73
--- /dev/null
+++ b/include/asm-generic/bitops.h
@@ -0,0 +1,81 @@
+#ifndef _ASM_GENERIC_BITOPS_H_
+#define _ASM_GENERIC_BITOPS_H_
+
+/*
+ * For the benefit of those who are trying to port Linux to another
+ * architecture, here are some C-language equivalents.  You should
+ * recode these in the native assembly language, if at all possible.
+ * To guarantee atomicity, these routines call cli() and sti() to
+ * disable interrupts while they operate.  (You have to provide inline
+ * routines to cli() and sti().)
+ *
+ * Also note, these routines assume that you have 32 bit longs.
+ * You will have to change this if you are trying to port Linux to the
+ * Alpha architecture or to a Cray.  :-)
+ * 
+ * C language equivalents written by Theodore Ts'o, 9/26/92
+ */
+
+extern __inline__ int set_bit(int nr,long * addr)
+{
+	int	mask, retval;
+
+	addr += nr >> 5;
+	mask = 1 << (nr & 0x1f);
+	cli();
+	retval = (mask & *addr) != 0;
+	*addr |= mask;
+	sti();
+	return retval;
+}
+
+extern __inline__ int clear_bit(int nr, long * addr)
+{
+	int	mask, retval;
+
+	addr += nr >> 5;
+	mask = 1 << (nr & 0x1f);
+	cli();
+	retval = (mask & *addr) != 0;
+	*addr &= ~mask;
+	sti();
+	return retval;
+}
+
+extern __inline__ int test_bit(int nr, const unsigned long * addr)
+{
+	int	mask;
+
+	addr += nr >> 5;
+	mask = 1 << (nr & 0x1f);
+	return ((mask & *addr) != 0);
+}
+
+/*
+ * fls: find last bit set.
+ */
+
+#define fls(x) generic_fls(x)
+
+#ifdef __KERNEL__
+
+/*
+ * ffs: find first bit set. This is defined the same way as
+ * the libc and compiler builtin ffs routines, therefore
+ * differs in spirit from the above ffz (man ffs).
+ */
+
+#define ffs(x) generic_ffs(x)
+
+/*
+ * hweightN: returns the hamming weight (i.e. the number
+ * of bits set) of a N-bit word
+ */
+
+#define hweight32(x) generic_hweight32(x)
+#define hweight16(x) generic_hweight16(x)
+#define hweight8(x) generic_hweight8(x)
+
+#endif /* __KERNEL__ */
+
+#endif /* _ASM_GENERIC_BITOPS_H */
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
new file mode 100644
index 0000000..e5913c3
--- /dev/null
+++ b/include/asm-generic/bug.h
@@ -0,0 +1,34 @@
+#ifndef _ASM_GENERIC_BUG_H
+#define _ASM_GENERIC_BUG_H
+
+#include <linux/compiler.h>
+#include <linux/config.h>
+
+#ifndef HAVE_ARCH_BUG
+#define BUG() do { \
+	printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
+	panic("BUG!"); \
+} while (0)
+#endif
+
+#ifndef HAVE_ARCH_PAGE_BUG
+#define PAGE_BUG(page) do { \
+	printk("page BUG for page at %p\n", page); \
+	BUG(); \
+} while (0)
+#endif
+
+#ifndef HAVE_ARCH_BUG_ON
+#define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
+#endif
+
+#ifndef HAVE_ARCH_WARN_ON
+#define WARN_ON(condition) do { \
+	if (unlikely((condition)!=0)) { \
+		printk("Badness in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__); \
+		dump_stack(); \
+	} \
+} while (0)
+#endif
+
+#endif
diff --git a/include/asm-generic/cputime.h b/include/asm-generic/cputime.h
new file mode 100644
index 0000000..6f17856
--- /dev/null
+++ b/include/asm-generic/cputime.h
@@ -0,0 +1,66 @@
+#ifndef _ASM_GENERIC_CPUTIME_H
+#define _ASM_GENERIC_CPUTIME_H
+
+#include <linux/time.h>
+#include <linux/jiffies.h>
+
+typedef unsigned long cputime_t;
+
+#define cputime_zero			(0UL)
+#define cputime_max			((~0UL >> 1) - 1)
+#define cputime_add(__a, __b)		((__a) +  (__b))
+#define cputime_sub(__a, __b)		((__a) -  (__b))
+#define cputime_div(__a, __n)		((__a) /  (__n))
+#define cputime_halve(__a)		((__a) >> 1)
+#define cputime_eq(__a, __b)		((__a) == (__b))
+#define cputime_gt(__a, __b)		((__a) >  (__b))
+#define cputime_ge(__a, __b)		((__a) >= (__b))
+#define cputime_lt(__a, __b)		((__a) <  (__b))
+#define cputime_le(__a, __b)		((__a) <= (__b))
+#define cputime_to_jiffies(__ct)	(__ct)
+#define jiffies_to_cputime(__hz)	(__hz)
+
+typedef u64 cputime64_t;
+
+#define cputime64_zero (0ULL)
+#define cputime64_add(__a, __b)		((__a) + (__b))
+#define cputime64_to_jiffies64(__ct)	(__ct)
+#define cputime_to_cputime64(__ct)	((u64) __ct)
+
+
+/*
+ * Convert cputime to milliseconds and back.
+ */
+#define cputime_to_msecs(__ct)		jiffies_to_msecs(__ct)
+#define msecs_to_cputime(__msecs)	msecs_to_jiffies(__msecs)
+
+/*
+ * Convert cputime to seconds and back.
+ */
+#define cputime_to_secs(jif)		((jif) / HZ)
+#define secs_to_cputime(sec)		((sec) * HZ)
+
+/*
+ * Convert cputime to timespec and back.
+ */
+#define timespec_to_cputime(__val)	timespec_to_jiffies(__val)
+#define cputime_to_timespec(__ct,__val)	jiffies_to_timespec(__ct,__val)
+
+/*
+ * Convert cputime to timeval and back.
+ */
+#define timeval_to_cputime(__val)	timeval_to_jiffies(__val)
+#define cputime_to_timeval(__ct,__val)	jiffies_to_timeval(__ct,__val)
+
+/*
+ * Convert cputime to clock and back.
+ */
+#define cputime_to_clock_t(__ct)	jiffies_to_clock_t(__ct)
+#define clock_t_to_cputime(__x)		clock_t_to_jiffies(__x)
+
+/*
+ * Convert cputime64 to clock.
+ */
+#define cputime64_to_clock_t(__ct)	jiffies_64_to_clock_t(__ct)
+
+#endif
diff --git a/include/asm-generic/div64.h b/include/asm-generic/div64.h
new file mode 100644
index 0000000..8f4e319
--- /dev/null
+++ b/include/asm-generic/div64.h
@@ -0,0 +1,58 @@
+#ifndef _ASM_GENERIC_DIV64_H
+#define _ASM_GENERIC_DIV64_H
+/*
+ * Copyright (C) 2003 Bernardo Innocenti <bernie@develer.com>
+ * Based on former asm-ppc/div64.h and asm-m68knommu/div64.h
+ *
+ * The semantics of do_div() are:
+ *
+ * uint32_t do_div(uint64_t *n, uint32_t base)
+ * {
+ * 	uint32_t remainder = *n % base;
+ * 	*n = *n / base;
+ * 	return remainder;
+ * }
+ *
+ * NOTE: macro parameter n is evaluated multiple times,
+ *       beware of side effects!
+ */
+
+#include <linux/types.h>
+#include <linux/compiler.h>
+
+#if BITS_PER_LONG == 64
+
+# define do_div(n,base) ({					\
+	uint32_t __base = (base);				\
+	uint32_t __rem;						\
+	__rem = ((uint64_t)(n)) % __base;			\
+	(n) = ((uint64_t)(n)) / __base;				\
+	__rem;							\
+ })
+
+#elif BITS_PER_LONG == 32
+
+extern uint32_t __div64_32(uint64_t *dividend, uint32_t divisor);
+
+/* The unnecessary pointer compare is there
+ * to check for type safety (n must be 64bit)
+ */
+# define do_div(n,base) ({				\
+	uint32_t __base = (base);			\
+	uint32_t __rem;					\
+	(void)(((typeof((n)) *)0) == ((uint64_t *)0));	\
+	if (likely(((n) >> 32) == 0)) {			\
+		__rem = (uint32_t)(n) % __base;		\
+		(n) = (uint32_t)(n) / __base;		\
+	} else 						\
+		__rem = __div64_32(&(n), __base);	\
+	__rem;						\
+ })
+
+#else /* BITS_PER_LONG == ?? */
+
+# error do_div() does not yet support the C64
+
+#endif /* BITS_PER_LONG */
+
+#endif /* _ASM_GENERIC_DIV64_H */
diff --git a/include/asm-generic/dma-mapping-broken.h b/include/asm-generic/dma-mapping-broken.h
new file mode 100644
index 0000000..fd9de95
--- /dev/null
+++ b/include/asm-generic/dma-mapping-broken.h
@@ -0,0 +1,22 @@
+#ifndef _ASM_GENERIC_DMA_MAPPING_H
+#define _ASM_GENERIC_DMA_MAPPING_H
+
+/* This is used for archs that do not support DMA */
+
+
+static inline void *
+dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
+		   int flag)
+{
+	BUG();
+	return NULL;
+}
+
+static inline void
+dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
+		    dma_addr_t dma_handle)
+{
+	BUG();
+}
+
+#endif /* _ASM_GENERIC_DMA_MAPPING_H */
diff --git a/include/asm-generic/dma-mapping.h b/include/asm-generic/dma-mapping.h
new file mode 100644
index 0000000..8cef663
--- /dev/null
+++ b/include/asm-generic/dma-mapping.h
@@ -0,0 +1,309 @@
+/* Copyright (C) 2002 by James.Bottomley@HansenPartnership.com 
+ *
+ * Implements the generic device dma API via the existing pci_ one
+ * for unconverted architectures
+ */
+
+#ifndef _ASM_GENERIC_DMA_MAPPING_H
+#define _ASM_GENERIC_DMA_MAPPING_H
+
+#include <linux/config.h>
+
+#ifdef CONFIG_PCI
+
+/* we implement the API below in terms of the existing PCI one,
+ * so include it */
+#include <linux/pci.h>
+/* need struct page definitions */
+#include <linux/mm.h>
+
+static inline int
+dma_supported(struct device *dev, u64 mask)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	return pci_dma_supported(to_pci_dev(dev), mask);
+}
+
+static inline int
+dma_set_mask(struct device *dev, u64 dma_mask)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	return pci_set_dma_mask(to_pci_dev(dev), dma_mask);
+}
+
+static inline void *
+dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
+		   unsigned int __nocast flag)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	return pci_alloc_consistent(to_pci_dev(dev), size, dma_handle);
+}
+
+static inline void
+dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
+		    dma_addr_t dma_handle)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	pci_free_consistent(to_pci_dev(dev), size, cpu_addr, dma_handle);
+}
+
+static inline dma_addr_t
+dma_map_single(struct device *dev, void *cpu_addr, size_t size,
+	       enum dma_data_direction direction)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	return pci_map_single(to_pci_dev(dev), cpu_addr, size, (int)direction);
+}
+
+static inline void
+dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
+		 enum dma_data_direction direction)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	pci_unmap_single(to_pci_dev(dev), dma_addr, size, (int)direction);
+}
+
+static inline dma_addr_t
+dma_map_page(struct device *dev, struct page *page,
+	     unsigned long offset, size_t size,
+	     enum dma_data_direction direction)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	return pci_map_page(to_pci_dev(dev), page, offset, size, (int)direction);
+}
+
+static inline void
+dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size,
+	       enum dma_data_direction direction)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	pci_unmap_page(to_pci_dev(dev), dma_address, size, (int)direction);
+}
+
+static inline int
+dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
+	   enum dma_data_direction direction)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	return pci_map_sg(to_pci_dev(dev), sg, nents, (int)direction);
+}
+
+static inline void
+dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries,
+	     enum dma_data_direction direction)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	pci_unmap_sg(to_pci_dev(dev), sg, nhwentries, (int)direction);
+}
+
+static inline void
+dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size,
+			enum dma_data_direction direction)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	pci_dma_sync_single_for_cpu(to_pci_dev(dev), dma_handle,
+				    size, (int)direction);
+}
+
+static inline void
+dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t size,
+			   enum dma_data_direction direction)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	pci_dma_sync_single_for_device(to_pci_dev(dev), dma_handle,
+				       size, (int)direction);
+}
+
+static inline void
+dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems,
+		    enum dma_data_direction direction)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	pci_dma_sync_sg_for_cpu(to_pci_dev(dev), sg, nelems, (int)direction);
+}
+
+static inline void
+dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems,
+		       enum dma_data_direction direction)
+{
+	BUG_ON(dev->bus != &pci_bus_type);
+
+	pci_dma_sync_sg_for_device(to_pci_dev(dev), sg, nelems, (int)direction);
+}
+
+static inline int
+dma_mapping_error(dma_addr_t dma_addr)
+{
+	return pci_dma_mapping_error(dma_addr);
+}
+
+
+#else
+
+static inline int
+dma_supported(struct device *dev, u64 mask)
+{
+	return 0;
+}
+
+static inline int
+dma_set_mask(struct device *dev, u64 dma_mask)
+{
+	BUG();
+	return 0;
+}
+
+static inline void *
+dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
+		   unsigned int __nocast flag)
+{
+	BUG();
+	return NULL;
+}
+
+static inline void
+dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
+		    dma_addr_t dma_handle)
+{
+	BUG();
+}
+
+static inline dma_addr_t
+dma_map_single(struct device *dev, void *cpu_addr, size_t size,
+	       enum dma_data_direction direction)
+{
+	BUG();
+	return 0;
+}
+
+static inline void
+dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
+		 enum dma_data_direction direction)
+{
+	BUG();
+}
+
+static inline dma_addr_t
+dma_map_page(struct device *dev, struct page *page,
+	     unsigned long offset, size_t size,
+	     enum dma_data_direction direction)
+{
+	BUG();
+	return 0;
+}
+
+static inline void
+dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size,
+	       enum dma_data_direction direction)
+{
+	BUG();
+}
+
+static inline int
+dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
+	   enum dma_data_direction direction)
+{
+	BUG();
+	return 0;
+}
+
+static inline void
+dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries,
+	     enum dma_data_direction direction)
+{
+	BUG();
+}
+
+static inline void
+dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size,
+			enum dma_data_direction direction)
+{
+	BUG();
+}
+
+static inline void
+dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t size,
+			   enum dma_data_direction direction)
+{
+	BUG();
+}
+
+static inline void
+dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems,
+		    enum dma_data_direction direction)
+{
+	BUG();
+}
+
+static inline void
+dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems,
+		       enum dma_data_direction direction)
+{
+	BUG();
+}
+
+static inline int
+dma_error(dma_addr_t dma_addr)
+{
+	return 0;
+}
+
+#endif
+
+/* Now for the API extensions over the pci_ one */
+
+#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
+#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
+#define dma_is_consistent(d)	(1)
+
+static inline int
+dma_get_cache_alignment(void)
+{
+	/* no easy way to get cache size on all processors, so return
+	 * the maximum possible, to be safe */
+	return (1 << L1_CACHE_SHIFT_MAX);
+}
+
+static inline void
+dma_sync_single_range_for_cpu(struct device *dev, dma_addr_t dma_handle,
+			      unsigned long offset, size_t size,
+			      enum dma_data_direction direction)
+{
+	/* just sync everything, that's all the pci API can do */
+	dma_sync_single_for_cpu(dev, dma_handle, offset+size, direction);
+}
+
+static inline void
+dma_sync_single_range_for_device(struct device *dev, dma_addr_t dma_handle,
+				 unsigned long offset, size_t size,
+				 enum dma_data_direction direction)
+{
+	/* just sync everything, that's all the pci API can do */
+	dma_sync_single_for_device(dev, dma_handle, offset+size, direction);
+}
+
+static inline void
+dma_cache_sync(void *vaddr, size_t size,
+	       enum dma_data_direction direction)
+{
+	/* could define this in terms of the dma_cache ... operations,
+	 * but if you get this on a platform, you should convert the platform
+	 * to using the generic device DMA API */
+	BUG();
+}
+
+#endif
+
diff --git a/include/asm-generic/errno-base.h b/include/asm-generic/errno-base.h
new file mode 100644
index 0000000..6511597
--- /dev/null
+++ b/include/asm-generic/errno-base.h
@@ -0,0 +1,39 @@
+#ifndef _ASM_GENERIC_ERRNO_BASE_H
+#define _ASM_GENERIC_ERRNO_BASE_H
+
+#define	EPERM		 1	/* Operation not permitted */
+#define	ENOENT		 2	/* No such file or directory */
+#define	ESRCH		 3	/* No such process */
+#define	EINTR		 4	/* Interrupted system call */
+#define	EIO		 5	/* I/O error */
+#define	ENXIO		 6	/* No such device or address */
+#define	E2BIG		 7	/* Argument list too long */
+#define	ENOEXEC		 8	/* Exec format error */
+#define	EBADF		 9	/* Bad file number */
+#define	ECHILD		10	/* No child processes */
+#define	EAGAIN		11	/* Try again */
+#define	ENOMEM		12	/* Out of memory */
+#define	EACCES		13	/* Permission denied */
+#define	EFAULT		14	/* Bad address */
+#define	ENOTBLK		15	/* Block device required */
+#define	EBUSY		16	/* Device or resource busy */
+#define	EEXIST		17	/* File exists */
+#define	EXDEV		18	/* Cross-device link */
+#define	ENODEV		19	/* No such device */
+#define	ENOTDIR		20	/* Not a directory */
+#define	EISDIR		21	/* Is a directory */
+#define	EINVAL		22	/* Invalid argument */
+#define	ENFILE		23	/* File table overflow */
+#define	EMFILE		24	/* Too many open files */
+#define	ENOTTY		25	/* Not a typewriter */
+#define	ETXTBSY		26	/* Text file busy */
+#define	EFBIG		27	/* File too large */
+#define	ENOSPC		28	/* No space left on device */
+#define	ESPIPE		29	/* Illegal seek */
+#define	EROFS		30	/* Read-only file system */
+#define	EMLINK		31	/* Too many links */
+#define	EPIPE		32	/* Broken pipe */
+#define	EDOM		33	/* Math argument out of domain of func */
+#define	ERANGE		34	/* Math result not representable */
+
+#endif
diff --git a/include/asm-generic/errno.h b/include/asm-generic/errno.h
new file mode 100644
index 0000000..4dd2384
--- /dev/null
+++ b/include/asm-generic/errno.h
@@ -0,0 +1,105 @@
+#ifndef _ASM_GENERIC_ERRNO_H
+#define _ASM_GENERIC_ERRNO_H
+
+#include <asm-generic/errno-base.h>
+
+#define	EDEADLK		35	/* Resource deadlock would occur */
+#define	ENAMETOOLONG	36	/* File name too long */
+#define	ENOLCK		37	/* No record locks available */
+#define	ENOSYS		38	/* Function not implemented */
+#define	ENOTEMPTY	39	/* Directory not empty */
+#define	ELOOP		40	/* Too many symbolic links encountered */
+#define	EWOULDBLOCK	EAGAIN	/* Operation would block */
+#define	ENOMSG		42	/* No message of desired type */
+#define	EIDRM		43	/* Identifier removed */
+#define	ECHRNG		44	/* Channel number out of range */
+#define	EL2NSYNC	45	/* Level 2 not synchronized */
+#define	EL3HLT		46	/* Level 3 halted */
+#define	EL3RST		47	/* Level 3 reset */
+#define	ELNRNG		48	/* Link number out of range */
+#define	EUNATCH		49	/* Protocol driver not attached */
+#define	ENOCSI		50	/* No CSI structure available */
+#define	EL2HLT		51	/* Level 2 halted */
+#define	EBADE		52	/* Invalid exchange */
+#define	EBADR		53	/* Invalid request descriptor */
+#define	EXFULL		54	/* Exchange full */
+#define	ENOANO		55	/* No anode */
+#define	EBADRQC		56	/* Invalid request code */
+#define	EBADSLT		57	/* Invalid slot */
+
+#define	EDEADLOCK	EDEADLK
+
+#define	EBFONT		59	/* Bad font file format */
+#define	ENOSTR		60	/* Device not a stream */
+#define	ENODATA		61	/* No data available */
+#define	ETIME		62	/* Timer expired */
+#define	ENOSR		63	/* Out of streams resources */
+#define	ENONET		64	/* Machine is not on the network */
+#define	ENOPKG		65	/* Package not installed */
+#define	EREMOTE		66	/* Object is remote */
+#define	ENOLINK		67	/* Link has been severed */
+#define	EADV		68	/* Advertise error */
+#define	ESRMNT		69	/* Srmount error */
+#define	ECOMM		70	/* Communication error on send */
+#define	EPROTO		71	/* Protocol error */
+#define	EMULTIHOP	72	/* Multihop attempted */
+#define	EDOTDOT		73	/* RFS specific error */
+#define	EBADMSG		74	/* Not a data message */
+#define	EOVERFLOW	75	/* Value too large for defined data type */
+#define	ENOTUNIQ	76	/* Name not unique on network */
+#define	EBADFD		77	/* File descriptor in bad state */
+#define	EREMCHG		78	/* Remote address changed */
+#define	ELIBACC		79	/* Can not access a needed shared library */
+#define	ELIBBAD		80	/* Accessing a corrupted shared library */
+#define	ELIBSCN		81	/* .lib section in a.out corrupted */
+#define	ELIBMAX		82	/* Attempting to link in too many shared libraries */
+#define	ELIBEXEC	83	/* Cannot exec a shared library directly */
+#define	EILSEQ		84	/* Illegal byte sequence */
+#define	ERESTART	85	/* Interrupted system call should be restarted */
+#define	ESTRPIPE	86	/* Streams pipe error */
+#define	EUSERS		87	/* Too many users */
+#define	ENOTSOCK	88	/* Socket operation on non-socket */
+#define	EDESTADDRREQ	89	/* Destination address required */
+#define	EMSGSIZE	90	/* Message too long */
+#define	EPROTOTYPE	91	/* Protocol wrong type for socket */
+#define	ENOPROTOOPT	92	/* Protocol not available */
+#define	EPROTONOSUPPORT	93	/* Protocol not supported */
+#define	ESOCKTNOSUPPORT	94	/* Socket type not supported */
+#define	EOPNOTSUPP	95	/* Operation not supported on transport endpoint */
+#define	EPFNOSUPPORT	96	/* Protocol family not supported */
+#define	EAFNOSUPPORT	97	/* Address family not supported by protocol */
+#define	EADDRINUSE	98	/* Address already in use */
+#define	EADDRNOTAVAIL	99	/* Cannot assign requested address */
+#define	ENETDOWN	100	/* Network is down */
+#define	ENETUNREACH	101	/* Network is unreachable */
+#define	ENETRESET	102	/* Network dropped connection because of reset */
+#define	ECONNABORTED	103	/* Software caused connection abort */
+#define	ECONNRESET	104	/* Connection reset by peer */
+#define	ENOBUFS		105	/* No buffer space available */
+#define	EISCONN		106	/* Transport endpoint is already connected */
+#define	ENOTCONN	107	/* Transport endpoint is not connected */
+#define	ESHUTDOWN	108	/* Cannot send after transport endpoint shutdown */
+#define	ETOOMANYREFS	109	/* Too many references: cannot splice */
+#define	ETIMEDOUT	110	/* Connection timed out */
+#define	ECONNREFUSED	111	/* Connection refused */
+#define	EHOSTDOWN	112	/* Host is down */
+#define	EHOSTUNREACH	113	/* No route to host */
+#define	EALREADY	114	/* Operation already in progress */
+#define	EINPROGRESS	115	/* Operation now in progress */
+#define	ESTALE		116	/* Stale NFS file handle */
+#define	EUCLEAN		117	/* Structure needs cleaning */
+#define	ENOTNAM		118	/* Not a XENIX named type file */
+#define	ENAVAIL		119	/* No XENIX semaphores available */
+#define	EISNAM		120	/* Is a named type file */
+#define	EREMOTEIO	121	/* Remote I/O error */
+#define	EDQUOT		122	/* Quota exceeded */
+
+#define	ENOMEDIUM	123	/* No medium found */
+#define	EMEDIUMTYPE	124	/* Wrong medium type */
+#define	ECANCELED	125	/* Operation Canceled */
+#define	ENOKEY		126	/* Required key not available */
+#define	EKEYEXPIRED	127	/* Key has expired */
+#define	EKEYREVOKED	128	/* Key has been revoked */
+#define	EKEYREJECTED	129	/* Key was rejected by service */
+
+#endif
diff --git a/include/asm-generic/hdreg.h b/include/asm-generic/hdreg.h
new file mode 100644
index 0000000..7051fba
--- /dev/null
+++ b/include/asm-generic/hdreg.h
@@ -0,0 +1,8 @@
+#warning <asm/hdreg.h> is obsolete, please do not use it
+
+#ifndef __ASM_GENERIC_HDREG_H
+#define __ASM_GENERIC_HDREG_H
+
+typedef unsigned long ide_ioreg_t;
+
+#endif /* __ASM_GENERIC_HDREG_H */
diff --git a/include/asm-generic/ide_iops.h b/include/asm-generic/ide_iops.h
new file mode 100644
index 0000000..1b91d06
--- /dev/null
+++ b/include/asm-generic/ide_iops.h
@@ -0,0 +1,38 @@
+/* Generic I/O and MEMIO string operations.  */
+
+#define __ide_insw	insw
+#define __ide_insl	insl
+#define __ide_outsw	outsw
+#define __ide_outsl	outsl
+
+static __inline__ void __ide_mm_insw(void __iomem *port, void *addr, u32 count)
+{
+	while (count--) {
+		*(u16 *)addr = readw(port);
+		addr += 2;
+	}
+}
+
+static __inline__ void __ide_mm_insl(void __iomem *port, void *addr, u32 count)
+{
+	while (count--) {
+		*(u32 *)addr = readl(port);
+		addr += 4;
+	}
+}
+
+static __inline__ void __ide_mm_outsw(void __iomem *port, void *addr, u32 count)
+{
+	while (count--) {
+		writew(*(u16 *)addr, port);
+		addr += 2;
+	}
+}
+
+static __inline__ void __ide_mm_outsl(void __iomem * port, void *addr, u32 count)
+{
+	while (count--) {
+		writel(*(u32 *)addr, port);
+		addr += 4;
+	}
+}
diff --git a/include/asm-generic/iomap.h b/include/asm-generic/iomap.h
new file mode 100644
index 0000000..4991543
--- /dev/null
+++ b/include/asm-generic/iomap.h
@@ -0,0 +1,63 @@
+#ifndef __GENERIC_IO_H
+#define __GENERIC_IO_H
+
+#include <linux/linkage.h>
+
+/*
+ * These are the "generic" interfaces for doing new-style
+ * memory-mapped or PIO accesses. Architectures may do
+ * their own arch-optimized versions, these just act as
+ * wrappers around the old-style IO register access functions:
+ * read[bwl]/write[bwl]/in[bwl]/out[bwl]
+ *
+ * Don't include this directly, include it from <asm/io.h>.
+ */
+
+/*
+ * Read/write from/to an (offsettable) iomem cookie. It might be a PIO
+ * access or a MMIO access, these functions don't care. The info is
+ * encoded in the hardware mapping set up by the mapping functions
+ * (or the cookie itself, depending on implementation and hw).
+ *
+ * The generic routines just encode the PIO/MMIO as part of the
+ * cookie, and coldly assume that the MMIO IO mappings are not
+ * in the low address range. Architectures for which this is not
+ * true can't use this generic implementation.
+ */
+extern unsigned int fastcall ioread8(void __iomem *);
+extern unsigned int fastcall ioread16(void __iomem *);
+extern unsigned int fastcall ioread32(void __iomem *);
+
+extern void fastcall iowrite8(u8, void __iomem *);
+extern void fastcall iowrite16(u16, void __iomem *);
+extern void fastcall iowrite32(u32, void __iomem *);
+
+/*
+ * "string" versions of the above. Note that they
+ * use native byte ordering for the accesses (on
+ * the assumption that IO and memory agree on a
+ * byte order, and CPU byteorder is irrelevant).
+ *
+ * They do _not_ update the port address. If you
+ * want MMIO that copies stuff laid out in MMIO
+ * memory across multiple ports, use "memcpy_toio()"
+ * and friends.
+ */
+extern void fastcall ioread8_rep(void __iomem *port, void *buf, unsigned long count);
+extern void fastcall ioread16_rep(void __iomem *port, void *buf, unsigned long count);
+extern void fastcall ioread32_rep(void __iomem *port, void *buf, unsigned long count);
+
+extern void fastcall iowrite8_rep(void __iomem *port, const void *buf, unsigned long count);
+extern void fastcall iowrite16_rep(void __iomem *port, const void *buf, unsigned long count);
+extern void fastcall iowrite32_rep(void __iomem *port, const void *buf, unsigned long count);
+
+/* Create a virtual mapping cookie for an IO port range */
+extern void __iomem *ioport_map(unsigned long port, unsigned int nr);
+extern void ioport_unmap(void __iomem *);
+
+/* Create a virtual mapping cookie for a PCI BAR (memory or IO) */
+struct pci_dev;
+extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max);
+extern void pci_iounmap(struct pci_dev *dev, void __iomem *);
+
+#endif
diff --git a/include/asm-generic/ipc.h b/include/asm-generic/ipc.h
new file mode 100644
index 0000000..a40407a
--- /dev/null
+++ b/include/asm-generic/ipc.h
@@ -0,0 +1,31 @@
+#ifndef _ASM_GENERIC_IPC_H
+#define _ASM_GENERIC_IPC_H
+/*
+ * These are used to wrap system calls.
+ *
+ * See architecture code for ugly details..
+ */
+struct ipc_kludge {
+	struct msgbuf __user *msgp;
+	long msgtyp;
+};
+
+#define SEMOP		 1
+#define SEMGET		 2
+#define SEMCTL		 3
+#define SEMTIMEDOP	 4
+#define MSGSND		11
+#define MSGRCV		12
+#define MSGGET		13
+#define MSGCTL		14
+#define SHMAT		21
+#define SHMDT		22
+#define SHMGET		23
+#define SHMCTL		24
+
+/* Used by the DIPC package, try and avoid reusing it */
+#define DIPC            25
+
+#define IPCCALL(version,op)	((version)<<16 | (op))
+
+#endif	/* _ASM_GENERIC_IPC_H */
diff --git a/include/asm-generic/local.h b/include/asm-generic/local.h
new file mode 100644
index 0000000..16fc003
--- /dev/null
+++ b/include/asm-generic/local.h
@@ -0,0 +1,118 @@
+#ifndef _ASM_GENERIC_LOCAL_H
+#define _ASM_GENERIC_LOCAL_H
+
+#include <linux/config.h>
+#include <linux/percpu.h>
+#include <linux/hardirq.h>
+#include <asm/types.h>
+
+/* An unsigned long type for operations which are atomic for a single
+ * CPU.  Usually used in combination with per-cpu variables. */
+
+#if BITS_PER_LONG == 32
+/* Implement in terms of atomics. */
+
+/* Don't use typedef: don't want them to be mixed with atomic_t's. */
+typedef struct
+{
+	atomic_t a;
+} local_t;
+
+#define LOCAL_INIT(i)	{ ATOMIC_INIT(i) }
+
+#define local_read(l)	((unsigned long)atomic_read(&(l)->a))
+#define local_set(l,i)	atomic_set((&(l)->a),(i))
+#define local_inc(l)	atomic_inc(&(l)->a)
+#define local_dec(l)	atomic_dec(&(l)->a)
+#define local_add(i,l)	atomic_add((i),(&(l)->a))
+#define local_sub(i,l)	atomic_sub((i),(&(l)->a))
+
+/* Non-atomic variants, ie. preemption disabled and won't be touched
+ * in interrupt, etc.  Some archs can optimize this case well. */
+#define __local_inc(l)		local_set((l), local_read(l) + 1)
+#define __local_dec(l)		local_set((l), local_read(l) - 1)
+#define __local_add(i,l)	local_set((l), local_read(l) + (i))
+#define __local_sub(i,l)	local_set((l), local_read(l) - (i))
+
+#else /* ... can't use atomics. */
+/* Implement in terms of three variables.
+   Another option would be to use local_irq_save/restore. */
+
+typedef struct
+{
+	/* 0 = in hardirq, 1 = in softirq, 2 = usermode. */
+	unsigned long v[3];
+} local_t;
+
+#define _LOCAL_VAR(l)	((l)->v[!in_interrupt() + !in_irq()])
+
+#define LOCAL_INIT(i)	{ { (i), 0, 0 } }
+
+static inline unsigned long local_read(local_t *l)
+{
+	return l->v[0] + l->v[1] + l->v[2];
+}
+
+static inline void local_set(local_t *l, unsigned long v)
+{
+	l->v[0] = v;
+	l->v[1] = l->v[2] = 0;
+}
+
+static inline void local_inc(local_t *l)
+{
+	preempt_disable();
+	_LOCAL_VAR(l)++;
+	preempt_enable();
+}
+
+static inline void local_dec(local_t *l)
+{
+	preempt_disable();
+	_LOCAL_VAR(l)--;
+	preempt_enable();
+}
+
+static inline void local_add(unsigned long v, local_t *l)
+{
+	preempt_disable();
+	_LOCAL_VAR(l) += v;
+	preempt_enable();
+}
+
+static inline void local_sub(unsigned long v, local_t *l)
+{
+	preempt_disable();
+	_LOCAL_VAR(l) -= v;
+	preempt_enable();
+}
+
+/* Non-atomic variants, ie. preemption disabled and won't be touched
+ * in interrupt, etc.  Some archs can optimize this case well. */
+#define __local_inc(l)		((l)->v[0]++)
+#define __local_dec(l)		((l)->v[0]--)
+#define __local_add(i,l)	((l)->v[0] += (i))
+#define __local_sub(i,l)	((l)->v[0] -= (i))
+
+#endif /* Non-atomic implementation */
+
+/* Use these for per-cpu local_t variables: on some archs they are
+ * much more efficient than these naive implementations.  Note they take
+ * a variable (eg. mystruct.foo), not an address.
+ */
+#define cpu_local_read(v)	local_read(&__get_cpu_var(v))
+#define cpu_local_set(v, i)	local_set(&__get_cpu_var(v), (i))
+#define cpu_local_inc(v)	local_inc(&__get_cpu_var(v))
+#define cpu_local_dec(v)	local_dec(&__get_cpu_var(v))
+#define cpu_local_add(i, v)	local_add((i), &__get_cpu_var(v))
+#define cpu_local_sub(i, v)	local_sub((i), &__get_cpu_var(v))
+
+/* Non-atomic increments, ie. preemption disabled and won't be touched
+ * in interrupt, etc.  Some archs can optimize this case well.
+ */
+#define __cpu_local_inc(v)	__local_inc(&__get_cpu_var(v))
+#define __cpu_local_dec(v)	__local_dec(&__get_cpu_var(v))
+#define __cpu_local_add(i, v)	__local_add((i), &__get_cpu_var(v))
+#define __cpu_local_sub(i, v)	__local_sub((i), &__get_cpu_var(v))
+
+#endif /* _ASM_GENERIC_LOCAL_H */
diff --git a/include/asm-generic/pci-dma-compat.h b/include/asm-generic/pci-dma-compat.h
new file mode 100644
index 0000000..25c10e9
--- /dev/null
+++ b/include/asm-generic/pci-dma-compat.h
@@ -0,0 +1,107 @@
+/* include this file if the platform implements the dma_ DMA Mapping API
+ * and wants to provide the pci_ DMA Mapping API in terms of it */
+
+#ifndef _ASM_GENERIC_PCI_DMA_COMPAT_H
+#define _ASM_GENERIC_PCI_DMA_COMPAT_H
+
+#include <linux/dma-mapping.h>
+
+/* note pci_set_dma_mask isn't here, since it's a public function
+ * exported from drivers/pci, use dma_supported instead */
+
+static inline int
+pci_dma_supported(struct pci_dev *hwdev, u64 mask)
+{
+	return dma_supported(hwdev == NULL ? NULL : &hwdev->dev, mask);
+}
+
+static inline void *
+pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
+		     dma_addr_t *dma_handle)
+{
+	return dma_alloc_coherent(hwdev == NULL ? NULL : &hwdev->dev, size, dma_handle, GFP_ATOMIC);
+}
+
+static inline void
+pci_free_consistent(struct pci_dev *hwdev, size_t size,
+		    void *vaddr, dma_addr_t dma_handle)
+{
+	dma_free_coherent(hwdev == NULL ? NULL : &hwdev->dev, size, vaddr, dma_handle);
+}
+
+static inline dma_addr_t
+pci_map_single(struct pci_dev *hwdev, void *ptr, size_t size, int direction)
+{
+	return dma_map_single(hwdev == NULL ? NULL : &hwdev->dev, ptr, size, (enum dma_data_direction)direction);
+}
+
+static inline void
+pci_unmap_single(struct pci_dev *hwdev, dma_addr_t dma_addr,
+		 size_t size, int direction)
+{
+	dma_unmap_single(hwdev == NULL ? NULL : &hwdev->dev, dma_addr, size, (enum dma_data_direction)direction);
+}
+
+static inline dma_addr_t
+pci_map_page(struct pci_dev *hwdev, struct page *page,
+	     unsigned long offset, size_t size, int direction)
+{
+	return dma_map_page(hwdev == NULL ? NULL : &hwdev->dev, page, offset, size, (enum dma_data_direction)direction);
+}
+
+static inline void
+pci_unmap_page(struct pci_dev *hwdev, dma_addr_t dma_address,
+	       size_t size, int direction)
+{
+	dma_unmap_page(hwdev == NULL ? NULL : &hwdev->dev, dma_address, size, (enum dma_data_direction)direction);
+}
+
+static inline int
+pci_map_sg(struct pci_dev *hwdev, struct scatterlist *sg,
+	   int nents, int direction)
+{
+	return dma_map_sg(hwdev == NULL ? NULL : &hwdev->dev, sg, nents, (enum dma_data_direction)direction);
+}
+
+static inline void
+pci_unmap_sg(struct pci_dev *hwdev, struct scatterlist *sg,
+	     int nents, int direction)
+{
+	dma_unmap_sg(hwdev == NULL ? NULL : &hwdev->dev, sg, nents, (enum dma_data_direction)direction);
+}
+
+static inline void
+pci_dma_sync_single_for_cpu(struct pci_dev *hwdev, dma_addr_t dma_handle,
+		    size_t size, int direction)
+{
+	dma_sync_single_for_cpu(hwdev == NULL ? NULL : &hwdev->dev, dma_handle, size, (enum dma_data_direction)direction);
+}
+
+static inline void
+pci_dma_sync_single_for_device(struct pci_dev *hwdev, dma_addr_t dma_handle,
+		    size_t size, int direction)
+{
+	dma_sync_single_for_device(hwdev == NULL ? NULL : &hwdev->dev, dma_handle, size, (enum dma_data_direction)direction);
+}
+
+static inline void
+pci_dma_sync_sg_for_cpu(struct pci_dev *hwdev, struct scatterlist *sg,
+		int nelems, int direction)
+{
+	dma_sync_sg_for_cpu(hwdev == NULL ? NULL : &hwdev->dev, sg, nelems, (enum dma_data_direction)direction);
+}
+
+static inline void
+pci_dma_sync_sg_for_device(struct pci_dev *hwdev, struct scatterlist *sg,
+		int nelems, int direction)
+{
+	dma_sync_sg_for_device(hwdev == NULL ? NULL : &hwdev->dev, sg, nelems, (enum dma_data_direction)direction);
+}
+
+static inline int
+pci_dma_mapping_error(dma_addr_t dma_addr)
+{
+	return dma_mapping_error(dma_addr);
+}
+
+#endif
diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h
new file mode 100644
index 0000000..9d4cc47
--- /dev/null
+++ b/include/asm-generic/pci.h
@@ -0,0 +1,34 @@
+/*
+ * linux/include/asm-generic/pci.h
+ *
+ *  Copyright (C) 2003 Russell King
+ */
+#ifndef _ASM_GENERIC_PCI_H
+#define _ASM_GENERIC_PCI_H
+
+/**
+ * pcibios_resource_to_bus - convert resource to PCI bus address
+ * @dev: device which owns this resource
+ * @region: converted bus-centric region (start,end)
+ * @res: resource to convert
+ *
+ * Convert a resource to a PCI device bus address or bus window.
+ */
+static inline void
+pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
+			 struct resource *res)
+{
+	region->start = res->start;
+	region->end = res->end;
+}
+
+#define pcibios_scan_all_fns(a, b)	0
+
+#ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
+static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
+{
+	return channel ? 15 : 14;
+}
+#endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */
+
+#endif
diff --git a/include/asm-generic/percpu.h b/include/asm-generic/percpu.h
new file mode 100644
index 0000000..3b709b8
--- /dev/null
+++ b/include/asm-generic/percpu.h
@@ -0,0 +1,42 @@
+#ifndef _ASM_GENERIC_PERCPU_H_
+#define _ASM_GENERIC_PERCPU_H_
+#include <linux/compiler.h>
+
+#define __GENERIC_PER_CPU
+#ifdef CONFIG_SMP
+
+extern unsigned long __per_cpu_offset[NR_CPUS];
+
+/* Separate out the type, so (int[3], foo) works. */
+#define DEFINE_PER_CPU(type, name) \
+    __attribute__((__section__(".data.percpu"))) __typeof__(type) per_cpu__##name
+
+/* var is in discarded region: offset to particular copy we want */
+#define per_cpu(var, cpu) (*RELOC_HIDE(&per_cpu__##var, __per_cpu_offset[cpu]))
+#define __get_cpu_var(var) per_cpu(var, smp_processor_id())
+
+/* A macro to avoid #include hell... */
+#define percpu_modcopy(pcpudst, src, size)			\
+do {								\
+	unsigned int __i;					\
+	for (__i = 0; __i < NR_CPUS; __i++)			\
+		if (cpu_possible(__i))				\
+			memcpy((pcpudst)+__per_cpu_offset[__i],	\
+			       (src), (size));			\
+} while (0)
+#else /* ! SMP */
+
+#define DEFINE_PER_CPU(type, name) \
+    __typeof__(type) per_cpu__##name
+
+#define per_cpu(var, cpu)			(*((void)cpu, &per_cpu__##var))
+#define __get_cpu_var(var)			per_cpu__##var
+
+#endif	/* SMP */
+
+#define DECLARE_PER_CPU(type, name) extern __typeof__(type) per_cpu__##name
+
+#define EXPORT_PER_CPU_SYMBOL(var) EXPORT_SYMBOL(per_cpu__##var)
+#define EXPORT_PER_CPU_SYMBOL_GPL(var) EXPORT_SYMBOL_GPL(per_cpu__##var)
+
+#endif /* _ASM_GENERIC_PERCPU_H_ */
diff --git a/include/asm-generic/pgtable-nopmd.h b/include/asm-generic/pgtable-nopmd.h
new file mode 100644
index 0000000..c8d53ba
--- /dev/null
+++ b/include/asm-generic/pgtable-nopmd.h
@@ -0,0 +1,65 @@
+#ifndef _PGTABLE_NOPMD_H
+#define _PGTABLE_NOPMD_H
+
+#ifndef __ASSEMBLY__
+
+#include <asm-generic/pgtable-nopud.h>
+
+#define __PAGETABLE_PMD_FOLDED
+
+/*
+ * Having the pmd type consist of a pud gets the size right, and allows
+ * us to conceptually access the pud entry that this pmd is folded into
+ * without casting.
+ */
+typedef struct { pud_t pud; } pmd_t;
+
+#define PMD_SHIFT	PUD_SHIFT
+#define PTRS_PER_PMD	1
+#define PMD_SIZE  	(1UL << PMD_SHIFT)
+#define PMD_MASK  	(~(PMD_SIZE-1))
+
+/*
+ * The "pud_xxx()" functions here are trivial for a folded two-level
+ * setup: the pmd is never bad, and a pmd always exists (as it's folded
+ * into the pud entry)
+ */
+static inline int pud_none(pud_t pud)		{ return 0; }
+static inline int pud_bad(pud_t pud)		{ return 0; }
+static inline int pud_present(pud_t pud)	{ return 1; }
+static inline void pud_clear(pud_t *pud)	{ }
+#define pmd_ERROR(pmd)				(pud_ERROR((pmd).pud))
+
+#define pud_populate(mm, pmd, pte)		do { } while (0)
+
+/*
+ * (pmds are folded into puds so this doesn't get actually called,
+ * but the define is needed for a generic inline function.)
+ */
+#define set_pud(pudptr, pudval)			set_pmd((pmd_t *)(pudptr), (pmd_t) { pudval })
+
+static inline pmd_t * pmd_offset(pud_t * pud, unsigned long address)
+{
+	return (pmd_t *)pud;
+}
+
+#define pmd_val(x)				(pud_val((x).pud))
+#define __pmd(x)				((pmd_t) { __pud(x) } )
+
+#define pud_page(pud)				(pmd_page((pmd_t){ pud }))
+#define pud_page_kernel(pud)			(pmd_page_kernel((pmd_t){ pud }))
+
+/*
+ * allocating and freeing a pmd is trivial: the 1-entry pmd is
+ * inside the pud, so has no extra memory associated with it.
+ */
+#define pmd_alloc_one(mm, address)		NULL
+#define pmd_free(x)				do { } while (0)
+#define __pmd_free_tlb(tlb, x)			do { } while (0)
+
+#undef  pmd_addr_end
+#define pmd_addr_end(addr, end)			(end)
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _PGTABLE_NOPMD_H */
diff --git a/include/asm-generic/pgtable-nopud.h b/include/asm-generic/pgtable-nopud.h
new file mode 100644
index 0000000..82e29f0
--- /dev/null
+++ b/include/asm-generic/pgtable-nopud.h
@@ -0,0 +1,61 @@
+#ifndef _PGTABLE_NOPUD_H
+#define _PGTABLE_NOPUD_H
+
+#ifndef __ASSEMBLY__
+
+#define __PAGETABLE_PUD_FOLDED
+
+/*
+ * Having the pud type consist of a pgd gets the size right, and allows
+ * us to conceptually access the pgd entry that this pud is folded into
+ * without casting.
+ */
+typedef struct { pgd_t pgd; } pud_t;
+
+#define PUD_SHIFT	PGDIR_SHIFT
+#define PTRS_PER_PUD	1
+#define PUD_SIZE  	(1UL << PUD_SHIFT)
+#define PUD_MASK  	(~(PUD_SIZE-1))
+
+/*
+ * The "pgd_xxx()" functions here are trivial for a folded two-level
+ * setup: the pud is never bad, and a pud always exists (as it's folded
+ * into the pgd entry)
+ */
+static inline int pgd_none(pgd_t pgd)		{ return 0; }
+static inline int pgd_bad(pgd_t pgd)		{ return 0; }
+static inline int pgd_present(pgd_t pgd)	{ return 1; }
+static inline void pgd_clear(pgd_t *pgd)	{ }
+#define pud_ERROR(pud)				(pgd_ERROR((pud).pgd))
+
+#define pgd_populate(mm, pgd, pud)		do { } while (0)
+/*
+ * (puds are folded into pgds so this doesn't get actually called,
+ * but the define is needed for a generic inline function.)
+ */
+#define set_pgd(pgdptr, pgdval)			set_pud((pud_t *)(pgdptr), (pud_t) { pgdval })
+
+static inline pud_t * pud_offset(pgd_t * pgd, unsigned long address)
+{
+	return (pud_t *)pgd;
+}
+
+#define pud_val(x)				(pgd_val((x).pgd))
+#define __pud(x)				((pud_t) { __pgd(x) } )
+
+#define pgd_page(pgd)				(pud_page((pud_t){ pgd }))
+#define pgd_page_kernel(pgd)			(pud_page_kernel((pud_t){ pgd }))
+
+/*
+ * allocating and freeing a pud is trivial: the 1-entry pud is
+ * inside the pgd, so has no extra memory associated with it.
+ */
+#define pud_alloc_one(mm, address)		NULL
+#define pud_free(x)				do { } while (0)
+#define __pud_free_tlb(tlb, x)			do { } while (0)
+
+#undef  pud_addr_end
+#define pud_addr_end(addr, end)			(end)
+
+#endif /* __ASSEMBLY__ */
+#endif /* _PGTABLE_NOPUD_H */
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
new file mode 100644
index 0000000..a3b2871
--- /dev/null
+++ b/include/asm-generic/pgtable.h
@@ -0,0 +1,213 @@
+#ifndef _ASM_GENERIC_PGTABLE_H
+#define _ASM_GENERIC_PGTABLE_H
+
+#ifndef __HAVE_ARCH_PTEP_ESTABLISH
+/*
+ * Establish a new mapping:
+ *  - flush the old one
+ *  - update the page tables
+ *  - inform the TLB about the new one
+ *
+ * We hold the mm semaphore for reading and vma->vm_mm->page_table_lock.
+ *
+ * Note: the old pte is known to not be writable, so we don't need to
+ * worry about dirty bits etc getting lost.
+ */
+#ifndef __HAVE_ARCH_SET_PTE_ATOMIC
+#define ptep_establish(__vma, __address, __ptep, __entry)		\
+do {				  					\
+	set_pte_at((__vma)->vm_mm, (__address), __ptep, __entry);	\
+	flush_tlb_page(__vma, __address);				\
+} while (0)
+#else /* __HAVE_ARCH_SET_PTE_ATOMIC */
+#define ptep_establish(__vma, __address, __ptep, __entry)		\
+do {				  					\
+	set_pte_atomic(__ptep, __entry);				\
+	flush_tlb_page(__vma, __address);				\
+} while (0)
+#endif /* __HAVE_ARCH_SET_PTE_ATOMIC */
+#endif
+
+#ifndef __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS
+/*
+ * Largely same as above, but only sets the access flags (dirty,
+ * accessed, and writable). Furthermore, we know it always gets set
+ * to a "more permissive" setting, which allows most architectures
+ * to optimize this.
+ */
+#define ptep_set_access_flags(__vma, __address, __ptep, __entry, __dirty) \
+do {				  					  \
+	set_pte_at((__vma)->vm_mm, (__address), __ptep, __entry);	  \
+	flush_tlb_page(__vma, __address);				  \
+} while (0)
+#endif
+
+#ifndef __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG
+#define ptep_test_and_clear_young(__vma, __address, __ptep)		\
+({									\
+	pte_t __pte = *(__ptep);					\
+	int r = 1;							\
+	if (!pte_young(__pte))						\
+		r = 0;							\
+	else								\
+		set_pte_at((__vma)->vm_mm, (__address),			\
+			   (__ptep), pte_mkold(__pte));			\
+	r;								\
+})
+#endif
+
+#ifndef __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH
+#define ptep_clear_flush_young(__vma, __address, __ptep)		\
+({									\
+	int __young;							\
+	__young = ptep_test_and_clear_young(__vma, __address, __ptep);	\
+	if (__young)							\
+		flush_tlb_page(__vma, __address);			\
+	__young;							\
+})
+#endif
+
+#ifndef __HAVE_ARCH_PTEP_TEST_AND_CLEAR_DIRTY
+#define ptep_test_and_clear_dirty(__vma, __address, __ptep)		\
+({									\
+	pte_t __pte = *__ptep;						\
+	int r = 1;							\
+	if (!pte_dirty(__pte))						\
+		r = 0;							\
+	else								\
+		set_pte_at((__vma)->vm_mm, (__address), (__ptep),	\
+			   pte_mkclean(__pte));				\
+	r;								\
+})
+#endif
+
+#ifndef __HAVE_ARCH_PTEP_CLEAR_DIRTY_FLUSH
+#define ptep_clear_flush_dirty(__vma, __address, __ptep)		\
+({									\
+	int __dirty;							\
+	__dirty = ptep_test_and_clear_dirty(__vma, __address, __ptep);	\
+	if (__dirty)							\
+		flush_tlb_page(__vma, __address);			\
+	__dirty;							\
+})
+#endif
+
+#ifndef __HAVE_ARCH_PTEP_GET_AND_CLEAR
+#define ptep_get_and_clear(__mm, __address, __ptep)			\
+({									\
+	pte_t __pte = *(__ptep);					\
+	pte_clear((__mm), (__address), (__ptep));			\
+	__pte;								\
+})
+#endif
+
+#ifndef __HAVE_ARCH_PTEP_CLEAR_FLUSH
+#define ptep_clear_flush(__vma, __address, __ptep)			\
+({									\
+	pte_t __pte;							\
+	__pte = ptep_get_and_clear((__vma)->vm_mm, __address, __ptep);	\
+	flush_tlb_page(__vma, __address);				\
+	__pte;								\
+})
+#endif
+
+#ifndef __HAVE_ARCH_PTEP_SET_WRPROTECT
+static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long address, pte_t *ptep)
+{
+	pte_t old_pte = *ptep;
+	set_pte_at(mm, address, ptep, pte_wrprotect(old_pte));
+}
+#endif
+
+#ifndef __HAVE_ARCH_PTE_SAME
+#define pte_same(A,B)	(pte_val(A) == pte_val(B))
+#endif
+
+#ifndef __HAVE_ARCH_PAGE_TEST_AND_CLEAR_DIRTY
+#define page_test_and_clear_dirty(page) (0)
+#endif
+
+#ifndef __HAVE_ARCH_PAGE_TEST_AND_CLEAR_YOUNG
+#define page_test_and_clear_young(page) (0)
+#endif
+
+#ifndef __HAVE_ARCH_PGD_OFFSET_GATE
+#define pgd_offset_gate(mm, addr)	pgd_offset(mm, addr)
+#endif
+
+#ifndef __HAVE_ARCH_LAZY_MMU_PROT_UPDATE
+#define lazy_mmu_prot_update(pte)	do { } while (0)
+#endif
+
+/*
+ * When walking page tables, get the address of the next boundary, or
+ * the end address of the range if that comes earlier.  Although end might
+ * wrap to 0 only in clear_page_range, __boundary may wrap to 0 throughout.
+ */
+
+#ifndef pgd_addr_end
+#define pgd_addr_end(addr, end)						\
+({	unsigned long __boundary = ((addr) + PGDIR_SIZE) & PGDIR_MASK;	\
+	(__boundary - 1 < (end) - 1)? __boundary: (end);		\
+})
+#endif
+
+#ifndef pud_addr_end
+#define pud_addr_end(addr, end)						\
+({	unsigned long __boundary = ((addr) + PUD_SIZE) & PUD_MASK;	\
+	(__boundary - 1 < (end) - 1)? __boundary: (end);		\
+})
+#endif
+
+#ifndef pmd_addr_end
+#define pmd_addr_end(addr, end)						\
+({	unsigned long __boundary = ((addr) + PMD_SIZE) & PMD_MASK;	\
+	(__boundary - 1 < (end) - 1)? __boundary: (end);		\
+})
+#endif
+
+#ifndef __ASSEMBLY__
+/*
+ * When walking page tables, we usually want to skip any p?d_none entries;
+ * and any p?d_bad entries - reporting the error before resetting to none.
+ * Do the tests inline, but report and clear the bad entry in mm/memory.c.
+ */
+void pgd_clear_bad(pgd_t *);
+void pud_clear_bad(pud_t *);
+void pmd_clear_bad(pmd_t *);
+
+static inline int pgd_none_or_clear_bad(pgd_t *pgd)
+{
+	if (pgd_none(*pgd))
+		return 1;
+	if (unlikely(pgd_bad(*pgd))) {
+		pgd_clear_bad(pgd);
+		return 1;
+	}
+	return 0;
+}
+
+static inline int pud_none_or_clear_bad(pud_t *pud)
+{
+	if (pud_none(*pud))
+		return 1;
+	if (unlikely(pud_bad(*pud))) {
+		pud_clear_bad(pud);
+		return 1;
+	}
+	return 0;
+}
+
+static inline int pmd_none_or_clear_bad(pmd_t *pmd)
+{
+	if (pmd_none(*pmd))
+		return 1;
+	if (unlikely(pmd_bad(*pmd))) {
+		pmd_clear_bad(pmd);
+		return 1;
+	}
+	return 0;
+}
+#endif /* !__ASSEMBLY__ */
+
+#endif /* _ASM_GENERIC_PGTABLE_H */
diff --git a/include/asm-generic/resource.h b/include/asm-generic/resource.h
new file mode 100644
index 0000000..b1fcda9
--- /dev/null
+++ b/include/asm-generic/resource.h
@@ -0,0 +1,88 @@
+#ifndef _ASM_GENERIC_RESOURCE_H
+#define _ASM_GENERIC_RESOURCE_H
+
+/*
+ * Resource limit IDs
+ *
+ * ( Compatibility detail: there are architectures that have
+ *   a different rlimit ID order in the 5-9 range and want
+ *   to keep that order for binary compatibility. The reasons
+ *   are historic and all new rlimits are identical across all
+ *   arches. If an arch has such special order for some rlimits
+ *   then it defines them prior including asm-generic/resource.h. )
+ */
+
+#define RLIMIT_CPU		0	/* CPU time in ms */
+#define RLIMIT_FSIZE		1	/* Maximum filesize */
+#define RLIMIT_DATA		2	/* max data size */
+#define RLIMIT_STACK		3	/* max stack size */
+#define RLIMIT_CORE		4	/* max core file size */
+
+#ifndef RLIMIT_RSS
+# define RLIMIT_RSS		5	/* max resident set size */
+#endif
+
+#ifndef RLIMIT_NPROC
+# define RLIMIT_NPROC		6	/* max number of processes */
+#endif
+
+#ifndef RLIMIT_NOFILE
+# define RLIMIT_NOFILE		7	/* max number of open files */
+#endif
+
+#ifndef RLIMIT_MEMLOCK
+# define RLIMIT_MEMLOCK		8	/* max locked-in-memory address space */
+#endif
+
+#ifndef RLIMIT_AS
+# define RLIMIT_AS		9	/* address space limit */
+#endif
+
+#define RLIMIT_LOCKS		10	/* maximum file locks held */
+#define RLIMIT_SIGPENDING	11	/* max number of pending signals */
+#define RLIMIT_MSGQUEUE		12	/* maximum bytes in POSIX mqueues */
+
+#define RLIM_NLIMITS		13
+
+/*
+ * SuS says limits have to be unsigned.
+ * Which makes a ton more sense anyway.
+ *
+ * Some architectures override this (for compatibility reasons):
+ */
+#ifndef RLIM_INFINITY
+# define RLIM_INFINITY		(~0UL)
+#endif
+
+/*
+ * RLIMIT_STACK default maximum - some architectures override it:
+ */
+#ifndef _STK_LIM_MAX
+# define _STK_LIM_MAX		RLIM_INFINITY
+#endif
+
+#ifdef __KERNEL__
+
+/*
+ * boot-time rlimit defaults for the init task:
+ */
+#define INIT_RLIMITS							\
+{									\
+	[RLIMIT_CPU]		= {  RLIM_INFINITY,  RLIM_INFINITY },	\
+	[RLIMIT_FSIZE]		= {  RLIM_INFINITY,  RLIM_INFINITY },	\
+	[RLIMIT_DATA]		= {  RLIM_INFINITY,  RLIM_INFINITY },	\
+	[RLIMIT_STACK]		= {       _STK_LIM,   _STK_LIM_MAX },	\
+	[RLIMIT_CORE]		= {              0,  RLIM_INFINITY },	\
+	[RLIMIT_RSS]		= {  RLIM_INFINITY,  RLIM_INFINITY },	\
+	[RLIMIT_NPROC]		= {              0,              0 },	\
+	[RLIMIT_NOFILE]		= {       INR_OPEN,       INR_OPEN },	\
+	[RLIMIT_MEMLOCK]	= {    MLOCK_LIMIT,    MLOCK_LIMIT },	\
+	[RLIMIT_AS]		= {  RLIM_INFINITY,  RLIM_INFINITY },	\
+	[RLIMIT_LOCKS]		= {  RLIM_INFINITY,  RLIM_INFINITY },	\
+	[RLIMIT_SIGPENDING]	= { 		0,	       0 },	\
+	[RLIMIT_MSGQUEUE]	= {   MQ_BYTES_MAX,   MQ_BYTES_MAX },	\
+}
+
+#endif	/* __KERNEL__ */
+
+#endif
diff --git a/include/asm-generic/rtc.h b/include/asm-generic/rtc.h
new file mode 100644
index 0000000..cef08db
--- /dev/null
+++ b/include/asm-generic/rtc.h
@@ -0,0 +1,213 @@
+/* 
+ * inclue/asm-generic/rtc.h
+ *
+ * Author: Tom Rini <trini@mvista.com>
+ *
+ * Based on:
+ * drivers/char/rtc.c
+ *
+ * Please read the COPYING file for all license details.
+ */
+
+#ifndef __ASM_RTC_H__
+#define __ASM_RTC_H__
+
+#ifdef __KERNEL__
+
+#include <linux/mc146818rtc.h>
+#include <linux/rtc.h>
+#include <linux/bcd.h>
+
+#define RTC_PIE 0x40		/* periodic interrupt enable */
+#define RTC_AIE 0x20		/* alarm interrupt enable */
+#define RTC_UIE 0x10		/* update-finished interrupt enable */
+
+/* some dummy definitions */
+#define RTC_BATT_BAD 0x100	/* battery bad */
+#define RTC_SQWE 0x08		/* enable square-wave output */
+#define RTC_DM_BINARY 0x04	/* all time/date values are BCD if clear */
+#define RTC_24H 0x02		/* 24 hour mode - else hours bit 7 means pm */
+#define RTC_DST_EN 0x01	        /* auto switch DST - works f. USA only */
+
+/*
+ * Returns true if a clock update is in progress
+ */
+static inline unsigned char rtc_is_updating(void)
+{
+	unsigned char uip;
+
+	spin_lock_irq(&rtc_lock);
+	uip = (CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP);
+	spin_unlock_irq(&rtc_lock);
+	return uip;
+}
+
+static inline unsigned int get_rtc_time(struct rtc_time *time)
+{
+	unsigned long uip_watchdog = jiffies;
+	unsigned char ctrl;
+#ifdef CONFIG_MACH_DECSTATION
+	unsigned int real_year;
+#endif
+
+	/*
+	 * read RTC once any update in progress is done. The update
+	 * can take just over 2ms. We wait 10 to 20ms. There is no need to
+	 * to poll-wait (up to 1s - eeccch) for the falling edge of RTC_UIP.
+	 * If you need to know *exactly* when a second has started, enable
+	 * periodic update complete interrupts, (via ioctl) and then 
+	 * immediately read /dev/rtc which will block until you get the IRQ.
+	 * Once the read clears, read the RTC time (again via ioctl). Easy.
+	 */
+
+	if (rtc_is_updating() != 0)
+		while (jiffies - uip_watchdog < 2*HZ/100) {
+			barrier();
+			cpu_relax();
+		}
+
+	/*
+	 * Only the values that we read from the RTC are set. We leave
+	 * tm_wday, tm_yday and tm_isdst untouched. Even though the
+	 * RTC has RTC_DAY_OF_WEEK, we ignore it, as it is only updated
+	 * by the RTC when initially set to a non-zero value.
+	 */
+	spin_lock_irq(&rtc_lock);
+	time->tm_sec = CMOS_READ(RTC_SECONDS);
+	time->tm_min = CMOS_READ(RTC_MINUTES);
+	time->tm_hour = CMOS_READ(RTC_HOURS);
+	time->tm_mday = CMOS_READ(RTC_DAY_OF_MONTH);
+	time->tm_mon = CMOS_READ(RTC_MONTH);
+	time->tm_year = CMOS_READ(RTC_YEAR);
+#ifdef CONFIG_MACH_DECSTATION
+	real_year = CMOS_READ(RTC_DEC_YEAR);
+#endif
+	ctrl = CMOS_READ(RTC_CONTROL);
+	spin_unlock_irq(&rtc_lock);
+
+	if (!(ctrl & RTC_DM_BINARY) || RTC_ALWAYS_BCD)
+	{
+		BCD_TO_BIN(time->tm_sec);
+		BCD_TO_BIN(time->tm_min);
+		BCD_TO_BIN(time->tm_hour);
+		BCD_TO_BIN(time->tm_mday);
+		BCD_TO_BIN(time->tm_mon);
+		BCD_TO_BIN(time->tm_year);
+	}
+
+#ifdef CONFIG_MACH_DECSTATION
+	time->tm_year += real_year - 72;
+#endif
+
+	/*
+	 * Account for differences between how the RTC uses the values
+	 * and how they are defined in a struct rtc_time;
+	 */
+	if (time->tm_year <= 69)
+		time->tm_year += 100;
+
+	time->tm_mon--;
+
+	return RTC_24H;
+}
+
+/* Set the current date and time in the real time clock. */
+static inline int set_rtc_time(struct rtc_time *time)
+{
+	unsigned char mon, day, hrs, min, sec;
+	unsigned char save_control, save_freq_select;
+	unsigned int yrs;
+#ifdef CONFIG_MACH_DECSTATION
+	unsigned int real_yrs, leap_yr;
+#endif
+
+	yrs = time->tm_year;
+	mon = time->tm_mon + 1;   /* tm_mon starts at zero */
+	day = time->tm_mday;
+	hrs = time->tm_hour;
+	min = time->tm_min;
+	sec = time->tm_sec;
+
+	if (yrs > 255)	/* They are unsigned */
+		return -EINVAL;
+
+	spin_lock_irq(&rtc_lock);
+#ifdef CONFIG_MACH_DECSTATION
+	real_yrs = yrs;
+	leap_yr = ((!((yrs + 1900) % 4) && ((yrs + 1900) % 100)) ||
+			!((yrs + 1900) % 400));
+	yrs = 72;
+
+	/*
+	 * We want to keep the year set to 73 until March
+	 * for non-leap years, so that Feb, 29th is handled
+	 * correctly.
+	 */
+	if (!leap_yr && mon < 3) {
+		real_yrs--;
+		yrs = 73;
+	}
+#endif
+	/* These limits and adjustments are independent of
+	 * whether the chip is in binary mode or not.
+	 */
+	if (yrs > 169) {
+		spin_unlock_irq(&rtc_lock);
+		return -EINVAL;
+	}
+
+	if (yrs >= 100)
+		yrs -= 100;
+
+	if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY)
+	    || RTC_ALWAYS_BCD) {
+		BIN_TO_BCD(sec);
+		BIN_TO_BCD(min);
+		BIN_TO_BCD(hrs);
+		BIN_TO_BCD(day);
+		BIN_TO_BCD(mon);
+		BIN_TO_BCD(yrs);
+	}
+
+	save_control = CMOS_READ(RTC_CONTROL);
+	CMOS_WRITE((save_control|RTC_SET), RTC_CONTROL);
+	save_freq_select = CMOS_READ(RTC_FREQ_SELECT);
+	CMOS_WRITE((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT);
+
+#ifdef CONFIG_MACH_DECSTATION
+	CMOS_WRITE(real_yrs, RTC_DEC_YEAR);
+#endif
+	CMOS_WRITE(yrs, RTC_YEAR);
+	CMOS_WRITE(mon, RTC_MONTH);
+	CMOS_WRITE(day, RTC_DAY_OF_MONTH);
+	CMOS_WRITE(hrs, RTC_HOURS);
+	CMOS_WRITE(min, RTC_MINUTES);
+	CMOS_WRITE(sec, RTC_SECONDS);
+
+	CMOS_WRITE(save_control, RTC_CONTROL);
+	CMOS_WRITE(save_freq_select, RTC_FREQ_SELECT);
+
+	spin_unlock_irq(&rtc_lock);
+
+	return 0;
+}
+
+static inline unsigned int get_rtc_ss(void)
+{
+	struct rtc_time h;
+
+	get_rtc_time(&h);
+	return h.tm_sec;
+}
+
+static inline int get_rtc_pll(struct rtc_pll_info *pll)
+{
+	return -EINVAL;
+}
+static inline int set_rtc_pll(struct rtc_pll_info *pll)
+{
+	return -EINVAL;
+}
+
+#endif /* __KERNEL__ */
+#endif /* __ASM_RTC_H__ */
diff --git a/include/asm-generic/sections.h b/include/asm-generic/sections.h
new file mode 100644
index 0000000..976ac29
--- /dev/null
+++ b/include/asm-generic/sections.h
@@ -0,0 +1,13 @@
+#ifndef _ASM_GENERIC_SECTIONS_H_
+#define _ASM_GENERIC_SECTIONS_H_
+
+/* References to section boundaries */
+
+extern char _text[], _stext[], _etext[];
+extern char _data[], _sdata[], _edata[];
+extern char __bss_start[], __bss_stop[];
+extern char __init_begin[], __init_end[];
+extern char _sinittext[], _einittext[];
+extern char _end[];
+
+#endif /* _ASM_GENERIC_SECTIONS_H_ */
diff --git a/include/asm-generic/siginfo.h b/include/asm-generic/siginfo.h
new file mode 100644
index 0000000..9cac8e8
--- /dev/null
+++ b/include/asm-generic/siginfo.h
@@ -0,0 +1,287 @@
+#ifndef _ASM_GENERIC_SIGINFO_H
+#define _ASM_GENERIC_SIGINFO_H
+
+#include <linux/compiler.h>
+#include <linux/types.h>
+
+typedef union sigval {
+	int sival_int;
+	void __user *sival_ptr;
+} sigval_t;
+
+/*
+ * This is the size (including padding) of the part of the
+ * struct siginfo that is before the union.
+ */
+#ifndef __ARCH_SI_PREAMBLE_SIZE
+#define __ARCH_SI_PREAMBLE_SIZE	(3 * sizeof(int))
+#endif
+
+#define SI_MAX_SIZE	128
+#ifndef SI_PAD_SIZE
+#define SI_PAD_SIZE	((SI_MAX_SIZE - __ARCH_SI_PREAMBLE_SIZE) / sizeof(int))
+#endif
+
+#ifndef __ARCH_SI_UID_T
+#define __ARCH_SI_UID_T	uid_t
+#endif
+
+/*
+ * The default "si_band" type is "long", as specified by POSIX.
+ * However, some architectures want to override this to "int"
+ * for historical compatibility reasons, so we allow that.
+ */
+#ifndef __ARCH_SI_BAND_T
+#define __ARCH_SI_BAND_T long
+#endif
+
+#ifndef HAVE_ARCH_SIGINFO_T
+
+typedef struct siginfo {
+	int si_signo;
+	int si_errno;
+	int si_code;
+
+	union {
+		int _pad[SI_PAD_SIZE];
+
+		/* kill() */
+		struct {
+			pid_t _pid;		/* sender's pid */
+			__ARCH_SI_UID_T _uid;	/* sender's uid */
+		} _kill;
+
+		/* POSIX.1b timers */
+		struct {
+			timer_t _tid;		/* timer id */
+			int _overrun;		/* overrun count */
+			char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)];
+			sigval_t _sigval;	/* same as below */
+			int _sys_private;       /* not to be passed to user */
+		} _timer;
+
+		/* POSIX.1b signals */
+		struct {
+			pid_t _pid;		/* sender's pid */
+			__ARCH_SI_UID_T _uid;	/* sender's uid */
+			sigval_t _sigval;
+		} _rt;
+
+		/* SIGCHLD */
+		struct {
+			pid_t _pid;		/* which child */
+			__ARCH_SI_UID_T _uid;	/* sender's uid */
+			int _status;		/* exit code */
+			clock_t _utime;
+			clock_t _stime;
+		} _sigchld;
+
+		/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
+		struct {
+			void __user *_addr; /* faulting insn/memory ref. */
+#ifdef __ARCH_SI_TRAPNO
+			int _trapno;	/* TRAP # which caused the signal */
+#endif
+		} _sigfault;
+
+		/* SIGPOLL */
+		struct {
+			__ARCH_SI_BAND_T _band;	/* POLL_IN, POLL_OUT, POLL_MSG */
+			int _fd;
+		} _sigpoll;
+	} _sifields;
+} siginfo_t;
+
+#endif
+
+/*
+ * How these fields are to be accessed.
+ */
+#define si_pid		_sifields._kill._pid
+#define si_uid		_sifields._kill._uid
+#define si_tid		_sifields._timer._tid
+#define si_overrun	_sifields._timer._overrun
+#define si_sys_private  _sifields._timer._sys_private
+#define si_status	_sifields._sigchld._status
+#define si_utime	_sifields._sigchld._utime
+#define si_stime	_sifields._sigchld._stime
+#define si_value	_sifields._rt._sigval
+#define si_int		_sifields._rt._sigval.sival_int
+#define si_ptr		_sifields._rt._sigval.sival_ptr
+#define si_addr		_sifields._sigfault._addr
+#ifdef __ARCH_SI_TRAPNO
+#define si_trapno	_sifields._sigfault._trapno
+#endif
+#define si_band		_sifields._sigpoll._band
+#define si_fd		_sifields._sigpoll._fd
+
+#ifdef __KERNEL__
+#define __SI_MASK	0xffff0000u
+#define __SI_KILL	(0 << 16)
+#define __SI_TIMER	(1 << 16)
+#define __SI_POLL	(2 << 16)
+#define __SI_FAULT	(3 << 16)
+#define __SI_CHLD	(4 << 16)
+#define __SI_RT		(5 << 16)
+#define __SI_MESGQ	(6 << 16)
+#define __SI_CODE(T,N)	((T) | ((N) & 0xffff))
+#else
+#define __SI_KILL	0
+#define __SI_TIMER	0
+#define __SI_POLL	0
+#define __SI_FAULT	0
+#define __SI_CHLD	0
+#define __SI_RT		0
+#define __SI_MESGQ	0
+#define __SI_CODE(T,N)	(N)
+#endif
+
+/*
+ * si_code values
+ * Digital reserves positive values for kernel-generated signals.
+ */
+#define SI_USER		0		/* sent by kill, sigsend, raise */
+#define SI_KERNEL	0x80		/* sent by the kernel from somewhere */
+#define SI_QUEUE	-1		/* sent by sigqueue */
+#define SI_TIMER __SI_CODE(__SI_TIMER,-2) /* sent by timer expiration */
+#define SI_MESGQ __SI_CODE(__SI_MESGQ,-3) /* sent by real time mesq state change */
+#define SI_ASYNCIO	-4		/* sent by AIO completion */
+#define SI_SIGIO	-5		/* sent by queued SIGIO */
+#define SI_TKILL	-6		/* sent by tkill system call */
+#define SI_DETHREAD	-7		/* sent by execve() killing subsidiary threads */
+
+#define SI_FROMUSER(siptr)	((siptr)->si_code <= 0)
+#define SI_FROMKERNEL(siptr)	((siptr)->si_code > 0)
+
+/*
+ * SIGILL si_codes
+ */
+#define ILL_ILLOPC	(__SI_FAULT|1)	/* illegal opcode */
+#define ILL_ILLOPN	(__SI_FAULT|2)	/* illegal operand */
+#define ILL_ILLADR	(__SI_FAULT|3)	/* illegal addressing mode */
+#define ILL_ILLTRP	(__SI_FAULT|4)	/* illegal trap */
+#define ILL_PRVOPC	(__SI_FAULT|5)	/* privileged opcode */
+#define ILL_PRVREG	(__SI_FAULT|6)	/* privileged register */
+#define ILL_COPROC	(__SI_FAULT|7)	/* coprocessor error */
+#define ILL_BADSTK	(__SI_FAULT|8)	/* internal stack error */
+#define NSIGILL		8
+
+/*
+ * SIGFPE si_codes
+ */
+#define FPE_INTDIV	(__SI_FAULT|1)	/* integer divide by zero */
+#define FPE_INTOVF	(__SI_FAULT|2)	/* integer overflow */
+#define FPE_FLTDIV	(__SI_FAULT|3)	/* floating point divide by zero */
+#define FPE_FLTOVF	(__SI_FAULT|4)	/* floating point overflow */
+#define FPE_FLTUND	(__SI_FAULT|5)	/* floating point underflow */
+#define FPE_FLTRES	(__SI_FAULT|6)	/* floating point inexact result */
+#define FPE_FLTINV	(__SI_FAULT|7)	/* floating point invalid operation */
+#define FPE_FLTSUB	(__SI_FAULT|8)	/* subscript out of range */
+#define NSIGFPE		8
+
+/*
+ * SIGSEGV si_codes
+ */
+#define SEGV_MAPERR	(__SI_FAULT|1)	/* address not mapped to object */
+#define SEGV_ACCERR	(__SI_FAULT|2)	/* invalid permissions for mapped object */
+#define NSIGSEGV	2
+
+/*
+ * SIGBUS si_codes
+ */
+#define BUS_ADRALN	(__SI_FAULT|1)	/* invalid address alignment */
+#define BUS_ADRERR	(__SI_FAULT|2)	/* non-existant physical address */
+#define BUS_OBJERR	(__SI_FAULT|3)	/* object specific hardware error */
+#define NSIGBUS		3
+
+/*
+ * SIGTRAP si_codes
+ */
+#define TRAP_BRKPT	(__SI_FAULT|1)	/* process breakpoint */
+#define TRAP_TRACE	(__SI_FAULT|2)	/* process trace trap */
+#define NSIGTRAP	2
+
+/*
+ * SIGCHLD si_codes
+ */
+#define CLD_EXITED	(__SI_CHLD|1)	/* child has exited */
+#define CLD_KILLED	(__SI_CHLD|2)	/* child was killed */
+#define CLD_DUMPED	(__SI_CHLD|3)	/* child terminated abnormally */
+#define CLD_TRAPPED	(__SI_CHLD|4)	/* traced child has trapped */
+#define CLD_STOPPED	(__SI_CHLD|5)	/* child has stopped */
+#define CLD_CONTINUED	(__SI_CHLD|6)	/* stopped child has continued */
+#define NSIGCHLD	6
+
+/*
+ * SIGPOLL si_codes
+ */
+#define POLL_IN		(__SI_POLL|1)	/* data input available */
+#define POLL_OUT	(__SI_POLL|2)	/* output buffers available */
+#define POLL_MSG	(__SI_POLL|3)	/* input message available */
+#define POLL_ERR	(__SI_POLL|4)	/* i/o error */
+#define POLL_PRI	(__SI_POLL|5)	/* high priority input available */
+#define POLL_HUP	(__SI_POLL|6)	/* device disconnected */
+#define NSIGPOLL	6
+
+/*
+ * sigevent definitions
+ * 
+ * It seems likely that SIGEV_THREAD will have to be handled from 
+ * userspace, libpthread transmuting it to SIGEV_SIGNAL, which the
+ * thread manager then catches and does the appropriate nonsense.
+ * However, everything is written out here so as to not get lost.
+ */
+#define SIGEV_SIGNAL	0	/* notify via signal */
+#define SIGEV_NONE	1	/* other notification: meaningless */
+#define SIGEV_THREAD	2	/* deliver via thread creation */
+#define SIGEV_THREAD_ID 4	/* deliver to thread */
+
+#define SIGEV_MAX_SIZE	64
+#ifndef SIGEV_PAD_SIZE
+#define SIGEV_PAD_SIZE	((SIGEV_MAX_SIZE/sizeof(int)) - 3)
+#endif
+
+typedef struct sigevent {
+	sigval_t sigev_value;
+	int sigev_signo;
+	int sigev_notify;
+	union {
+		int _pad[SIGEV_PAD_SIZE];
+		 int _tid;
+
+		struct {
+			void (*_function)(sigval_t);
+			void *_attribute;	/* really pthread_attr_t */
+		} _sigev_thread;
+	} _sigev_un;
+} sigevent_t;
+
+#define sigev_notify_function	_sigev_un._sigev_thread._function
+#define sigev_notify_attributes	_sigev_un._sigev_thread._attribute
+#define sigev_notify_thread_id	 _sigev_un._tid
+
+#ifdef __KERNEL__
+
+struct siginfo;
+void do_schedule_next_timer(struct siginfo *info);
+
+#ifndef HAVE_ARCH_COPY_SIGINFO
+
+#include <linux/string.h>
+
+static inline void copy_siginfo(struct siginfo *to, struct siginfo *from)
+{
+	if (from->si_code < 0)
+		memcpy(to, from, sizeof(*to));
+	else
+		/* _sigchld is currently the largest know union member */
+		memcpy(to, from, __ARCH_SI_PREAMBLE_SIZE + sizeof(from->_sifields._sigchld));
+}
+
+#endif
+
+extern int copy_siginfo_to_user(struct siginfo __user *to, struct siginfo *from);
+
+#endif /* __KERNEL__ */
+
+#endif
diff --git a/include/asm-generic/statfs.h b/include/asm-generic/statfs.h
new file mode 100644
index 0000000..1d01043
--- /dev/null
+++ b/include/asm-generic/statfs.h
@@ -0,0 +1,51 @@
+#ifndef _GENERIC_STATFS_H
+#define _GENERIC_STATFS_H
+
+#ifndef __KERNEL_STRICT_NAMES
+# include <linux/types.h>
+typedef __kernel_fsid_t	fsid_t;
+#endif
+
+struct statfs {
+	__u32 f_type;
+	__u32 f_bsize;
+	__u32 f_blocks;
+	__u32 f_bfree;
+	__u32 f_bavail;
+	__u32 f_files;
+	__u32 f_ffree;
+	__kernel_fsid_t f_fsid;
+	__u32 f_namelen;
+	__u32 f_frsize;
+	__u32 f_spare[5];
+};
+
+struct statfs64 {
+	__u32 f_type;
+	__u32 f_bsize;
+	__u64 f_blocks;
+	__u64 f_bfree;
+	__u64 f_bavail;
+	__u64 f_files;
+	__u64 f_ffree;
+	__kernel_fsid_t f_fsid;
+	__u32 f_namelen;
+	__u32 f_frsize;
+	__u32 f_spare[5];
+};
+
+struct compat_statfs64 {
+	__u32 f_type;
+	__u32 f_bsize;
+	__u64 f_blocks;
+	__u64 f_bfree;
+	__u64 f_bavail;
+	__u64 f_files;
+	__u64 f_ffree;
+	__kernel_fsid_t f_fsid;
+	__u32 f_namelen;
+	__u32 f_frsize;
+	__u32 f_spare[5];
+};
+
+#endif
diff --git a/include/asm-generic/termios.h b/include/asm-generic/termios.h
new file mode 100644
index 0000000..1e58ca3
--- /dev/null
+++ b/include/asm-generic/termios.h
@@ -0,0 +1,69 @@
+/* termios.h: generic termios/termio user copying/translation
+ */
+
+#ifndef _ASM_GENERIC_TERMIOS_H
+#define _ASM_GENERIC_TERMIOS_H
+
+#include <asm/uaccess.h>
+
+#ifndef __ARCH_TERMIO_GETPUT
+
+/*
+ * Translate a "termio" structure into a "termios". Ugh.
+ */
+static inline int user_termio_to_kernel_termios(struct termios *termios,
+						struct termio __user *termio)
+{
+	unsigned short tmp;
+
+	if (get_user(tmp, &termio->c_iflag) < 0)
+		goto fault;
+	termios->c_iflag = (0xffff0000 & termios->c_iflag) | tmp;
+
+	if (get_user(tmp, &termio->c_oflag) < 0)
+		goto fault;
+	termios->c_oflag = (0xffff0000 & termios->c_oflag) | tmp;
+
+	if (get_user(tmp, &termio->c_cflag) < 0)
+		goto fault;
+	termios->c_cflag = (0xffff0000 & termios->c_cflag) | tmp;
+
+	if (get_user(tmp, &termio->c_lflag) < 0)
+		goto fault;
+	termios->c_lflag = (0xffff0000 & termios->c_lflag) | tmp;
+
+	if (get_user(termios->c_line, &termio->c_line) < 0)
+		goto fault;
+
+	if (copy_from_user(termios->c_cc, termio->c_cc, NCC) != 0)
+		goto fault;
+
+	return 0;
+
+ fault:
+	return -EFAULT;
+}
+
+/*
+ * Translate a "termios" structure into a "termio". Ugh.
+ */
+static inline int kernel_termios_to_user_termio(struct termio __user *termio,
+						struct termios *termios)
+{
+	if (put_user(termios->c_iflag, &termio->c_iflag) < 0 ||
+	    put_user(termios->c_oflag, &termio->c_oflag) < 0 ||
+	    put_user(termios->c_cflag, &termio->c_cflag) < 0 ||
+	    put_user(termios->c_lflag, &termio->c_lflag) < 0 ||
+	    put_user(termios->c_line,  &termio->c_line) < 0 ||
+	    copy_to_user(termio->c_cc, termios->c_cc, NCC) != 0)
+		return -EFAULT;
+
+	return 0;
+}
+
+#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios))
+#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios))
+
+#endif	/* __ARCH_TERMIO_GETPUT */
+
+#endif /* _ASM_GENERIC_TERMIOS_H */
diff --git a/include/asm-generic/tlb.h b/include/asm-generic/tlb.h
new file mode 100644
index 0000000..faff403
--- /dev/null
+++ b/include/asm-generic/tlb.h
@@ -0,0 +1,160 @@
+/* asm-generic/tlb.h
+ *
+ *	Generic TLB shootdown code
+ *
+ * Copyright 2001 Red Hat, Inc.
+ * Based on code from mm/memory.c Copyright Linus Torvalds and others.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+#ifndef _ASM_GENERIC__TLB_H
+#define _ASM_GENERIC__TLB_H
+
+#include <linux/config.h>
+#include <linux/swap.h>
+#include <asm/pgalloc.h>
+#include <asm/tlbflush.h>
+
+/*
+ * For UP we don't need to worry about TLB flush
+ * and page free order so much..
+ */
+#ifdef CONFIG_SMP
+  #define FREE_PTE_NR	506
+  #define tlb_fast_mode(tlb) ((tlb)->nr == ~0U)
+#else
+  #define FREE_PTE_NR	1
+  #define tlb_fast_mode(tlb) 1
+#endif
+
+/* struct mmu_gather is an opaque type used by the mm code for passing around
+ * any data needed by arch specific code for tlb_remove_page.  This structure
+ * can be per-CPU or per-MM as the page table lock is held for the duration of
+ * TLB shootdown.
+ */
+struct mmu_gather {
+	struct mm_struct	*mm;
+	unsigned int		nr;	/* set to ~0U means fast mode */
+	unsigned int		need_flush;/* Really unmapped some ptes? */
+	unsigned int		fullmm; /* non-zero means full mm flush */
+	unsigned long		freed;
+	struct page *		pages[FREE_PTE_NR];
+};
+
+/* Users of the generic TLB shootdown code must declare this storage space. */
+DECLARE_PER_CPU(struct mmu_gather, mmu_gathers);
+
+/* tlb_gather_mmu
+ *	Return a pointer to an initialized struct mmu_gather.
+ */
+static inline struct mmu_gather *
+tlb_gather_mmu(struct mm_struct *mm, unsigned int full_mm_flush)
+{
+	struct mmu_gather *tlb = &per_cpu(mmu_gathers, smp_processor_id());
+
+	tlb->mm = mm;
+
+	/* Use fast mode if only one CPU is online */
+	tlb->nr = num_online_cpus() > 1 ? 0U : ~0U;
+
+	tlb->fullmm = full_mm_flush;
+	tlb->freed = 0;
+
+	return tlb;
+}
+
+static inline void
+tlb_flush_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end)
+{
+	if (!tlb->need_flush)
+		return;
+	tlb->need_flush = 0;
+	tlb_flush(tlb);
+	if (!tlb_fast_mode(tlb)) {
+		free_pages_and_swap_cache(tlb->pages, tlb->nr);
+		tlb->nr = 0;
+	}
+}
+
+/* tlb_finish_mmu
+ *	Called at the end of the shootdown operation to free up any resources
+ *	that were required.  The page table lock is still held at this point.
+ */
+static inline void
+tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end)
+{
+	int freed = tlb->freed;
+	struct mm_struct *mm = tlb->mm;
+	int rss = get_mm_counter(mm, rss);
+
+	if (rss < freed)
+		freed = rss;
+	add_mm_counter(mm, rss, -freed);
+	tlb_flush_mmu(tlb, start, end);
+
+	/* keep the page table cache within bounds */
+	check_pgt_cache();
+}
+
+static inline unsigned int
+tlb_is_full_mm(struct mmu_gather *tlb)
+{
+	return tlb->fullmm;
+}
+
+/* tlb_remove_page
+ *	Must perform the equivalent to __free_pte(pte_get_and_clear(ptep)), while
+ *	handling the additional races in SMP caused by other CPUs caching valid
+ *	mappings in their TLBs.
+ */
+static inline void tlb_remove_page(struct mmu_gather *tlb, struct page *page)
+{
+	tlb->need_flush = 1;
+	if (tlb_fast_mode(tlb)) {
+		free_page_and_swap_cache(page);
+		return;
+	}
+	tlb->pages[tlb->nr++] = page;
+	if (tlb->nr >= FREE_PTE_NR)
+		tlb_flush_mmu(tlb, 0, 0);
+}
+
+/**
+ * tlb_remove_tlb_entry - remember a pte unmapping for later tlb invalidation.
+ *
+ * Record the fact that pte's were really umapped in ->need_flush, so we can
+ * later optimise away the tlb invalidate.   This helps when userspace is
+ * unmapping already-unmapped pages, which happens quite a lot.
+ */
+#define tlb_remove_tlb_entry(tlb, ptep, address)		\
+	do {							\
+		tlb->need_flush = 1;				\
+		__tlb_remove_tlb_entry(tlb, ptep, address);	\
+	} while (0)
+
+#define pte_free_tlb(tlb, ptep)					\
+	do {							\
+		tlb->need_flush = 1;				\
+		__pte_free_tlb(tlb, ptep);			\
+	} while (0)
+
+#ifndef __ARCH_HAS_4LEVEL_HACK
+#define pud_free_tlb(tlb, pudp)					\
+	do {							\
+		tlb->need_flush = 1;				\
+		__pud_free_tlb(tlb, pudp);			\
+	} while (0)
+#endif
+
+#define pmd_free_tlb(tlb, pmdp)					\
+	do {							\
+		tlb->need_flush = 1;				\
+		__pmd_free_tlb(tlb, pmdp);			\
+	} while (0)
+
+#define tlb_migrate_finish(mm) do {} while (0)
+
+#endif /* _ASM_GENERIC__TLB_H */
diff --git a/include/asm-generic/topology.h b/include/asm-generic/topology.h
new file mode 100644
index 0000000..ec96e8b
--- /dev/null
+++ b/include/asm-generic/topology.h
@@ -0,0 +1,48 @@
+/*
+ * linux/include/asm-generic/topology.h
+ *
+ * Written by: Matthew Dobson, IBM Corporation
+ *
+ * Copyright (C) 2002, IBM Corp.
+ *
+ * All rights reserved.          
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Send feedback to <colpatch@us.ibm.com>
+ */
+#ifndef _ASM_GENERIC_TOPOLOGY_H
+#define _ASM_GENERIC_TOPOLOGY_H
+
+/* Other architectures wishing to use this simple topology API should fill
+   in the below functions as appropriate in their own <asm/topology.h> file. */
+#ifndef cpu_to_node
+#define cpu_to_node(cpu)	(0)
+#endif
+#ifndef parent_node
+#define parent_node(node)	(0)
+#endif
+#ifndef node_to_cpumask
+#define node_to_cpumask(node)	(cpu_online_map)
+#endif
+#ifndef node_to_first_cpu
+#define node_to_first_cpu(node)	(0)
+#endif
+#ifndef pcibus_to_cpumask
+#define pcibus_to_cpumask(bus)	(cpu_online_map)
+#endif
+
+#endif /* _ASM_GENERIC_TOPOLOGY_H */
diff --git a/include/asm-generic/uaccess.h b/include/asm-generic/uaccess.h
new file mode 100644
index 0000000..549cb3a
--- /dev/null
+++ b/include/asm-generic/uaccess.h
@@ -0,0 +1,26 @@
+#ifndef _ASM_GENERIC_UACCESS_H_
+#define _ASM_GENERIC_UACCESS_H_
+
+/*
+ * This macro should be used instead of __get_user() when accessing
+ * values at locations that are not known to be aligned.
+ */
+#define __get_user_unaligned(x, ptr)					\
+({									\
+	__typeof__ (*(ptr)) __x;					\
+	__copy_from_user(&__x, (ptr), sizeof(*(ptr))) ? -EFAULT : 0;	\
+	(x) = __x;							\
+})
+
+
+/*
+ * This macro should be used instead of __put_user() when accessing
+ * values at locations that are not known to be aligned.
+ */
+#define __put_user_unaligned(x, ptr)					\
+({									\
+	__typeof__ (*(ptr)) __x = (x);					\
+	__copy_to_user((ptr), &__x, sizeof(*(ptr))) ? -EFAULT : 0;	\
+})
+
+#endif /* _ASM_GENERIC_UACCESS_H */
diff --git a/include/asm-generic/unaligned.h b/include/asm-generic/unaligned.h
new file mode 100644
index 0000000..c856a43e
--- /dev/null
+++ b/include/asm-generic/unaligned.h
@@ -0,0 +1,121 @@
+#ifndef _ASM_GENERIC_UNALIGNED_H_
+#define _ASM_GENERIC_UNALIGNED_H_
+
+/*
+ * For the benefit of those who are trying to port Linux to another
+ * architecture, here are some C-language equivalents. 
+ *
+ * This is based almost entirely upon Richard Henderson's
+ * asm-alpha/unaligned.h implementation.  Some comments were
+ * taken from David Mosberger's asm-ia64/unaligned.h header.
+ */
+
+#include <linux/types.h>
+
+/* 
+ * The main single-value unaligned transfer routines.
+ */
+#define get_unaligned(ptr) \
+	((__typeof__(*(ptr)))__get_unaligned((ptr), sizeof(*(ptr))))
+#define put_unaligned(x,ptr) \
+	__put_unaligned((unsigned long)(x), (ptr), sizeof(*(ptr)))
+
+/*
+ * This function doesn't actually exist.  The idea is that when
+ * someone uses the macros below with an unsupported size (datatype),
+ * the linker will alert us to the problem via an unresolved reference
+ * error.
+ */
+extern void bad_unaligned_access_length(void) __attribute__((noreturn));
+
+struct __una_u64 { __u64 x __attribute__((packed)); };
+struct __una_u32 { __u32 x __attribute__((packed)); };
+struct __una_u16 { __u16 x __attribute__((packed)); };
+
+/*
+ * Elemental unaligned loads 
+ */
+
+static inline unsigned long __uldq(const __u64 *addr)
+{
+	const struct __una_u64 *ptr = (const struct __una_u64 *) addr;
+	return ptr->x;
+}
+
+static inline unsigned long __uldl(const __u32 *addr)
+{
+	const struct __una_u32 *ptr = (const struct __una_u32 *) addr;
+	return ptr->x;
+}
+
+static inline unsigned long __uldw(const __u16 *addr)
+{
+	const struct __una_u16 *ptr = (const struct __una_u16 *) addr;
+	return ptr->x;
+}
+
+/*
+ * Elemental unaligned stores 
+ */
+
+static inline void __ustq(__u64 val, __u64 *addr)
+{
+	struct __una_u64 *ptr = (struct __una_u64 *) addr;
+	ptr->x = val;
+}
+
+static inline void __ustl(__u32 val, __u32 *addr)
+{
+	struct __una_u32 *ptr = (struct __una_u32 *) addr;
+	ptr->x = val;
+}
+
+static inline void __ustw(__u16 val, __u16 *addr)
+{
+	struct __una_u16 *ptr = (struct __una_u16 *) addr;
+	ptr->x = val;
+}
+
+static inline unsigned long __get_unaligned(const void *ptr, size_t size)
+{
+	unsigned long val;
+	switch (size) {
+	case 1:
+		val = *(const __u8 *)ptr;
+		break;
+	case 2:
+		val = __uldw((const __u16 *)ptr);
+		break;
+	case 4:
+		val = __uldl((const __u32 *)ptr);
+		break;
+	case 8:
+		val = __uldq((const __u64 *)ptr);
+		break;
+	default:
+		bad_unaligned_access_length();
+	};
+	return val;
+}
+
+static inline void __put_unaligned(unsigned long val, void *ptr, size_t size)
+{
+	switch (size) {
+	case 1:
+		*(__u8 *)ptr = val;
+	        break;
+	case 2:
+		__ustw(val, (__u16 *)ptr);
+		break;
+	case 4:
+		__ustl(val, (__u32 *)ptr);
+		break;
+	case 8:
+		__ustq(val, (__u64 *)ptr);
+		break;
+	default:
+	    	bad_unaligned_access_length();
+	};
+}
+
+#endif /* _ASM_GENERIC_UNALIGNED_H */
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
new file mode 100644
index 0000000..99cef06
--- /dev/null
+++ b/include/asm-generic/vmlinux.lds.h
@@ -0,0 +1,90 @@
+#ifndef LOAD_OFFSET
+#define LOAD_OFFSET 0
+#endif
+
+#ifndef VMLINUX_SYMBOL
+#define VMLINUX_SYMBOL(_sym_) _sym_
+#endif
+
+#define RODATA								\
+	.rodata           : AT(ADDR(.rodata) - LOAD_OFFSET) {		\
+		*(.rodata) *(.rodata.*)					\
+		*(__vermagic)		/* Kernel version magic */	\
+	}								\
+									\
+	.rodata1          : AT(ADDR(.rodata1) - LOAD_OFFSET) {		\
+		*(.rodata1)						\
+	}								\
+									\
+	/* PCI quirks */						\
+	.pci_fixup        : AT(ADDR(.pci_fixup) - LOAD_OFFSET) {	\
+		VMLINUX_SYMBOL(__start_pci_fixups_early) = .;		\
+		*(.pci_fixup_early)					\
+		VMLINUX_SYMBOL(__end_pci_fixups_early) = .;		\
+		VMLINUX_SYMBOL(__start_pci_fixups_header) = .;		\
+		*(.pci_fixup_header)					\
+		VMLINUX_SYMBOL(__end_pci_fixups_header) = .;		\
+		VMLINUX_SYMBOL(__start_pci_fixups_final) = .;		\
+		*(.pci_fixup_final)					\
+		VMLINUX_SYMBOL(__end_pci_fixups_final) = .;		\
+		VMLINUX_SYMBOL(__start_pci_fixups_enable) = .;		\
+		*(.pci_fixup_enable)					\
+		VMLINUX_SYMBOL(__end_pci_fixups_enable) = .;		\
+	}								\
+									\
+	/* Kernel symbol table: Normal symbols */			\
+	__ksymtab         : AT(ADDR(__ksymtab) - LOAD_OFFSET) {		\
+		VMLINUX_SYMBOL(__start___ksymtab) = .;			\
+		*(__ksymtab)						\
+		VMLINUX_SYMBOL(__stop___ksymtab) = .;			\
+	}								\
+									\
+	/* Kernel symbol table: GPL-only symbols */			\
+	__ksymtab_gpl     : AT(ADDR(__ksymtab_gpl) - LOAD_OFFSET) {	\
+		VMLINUX_SYMBOL(__start___ksymtab_gpl) = .;		\
+		*(__ksymtab_gpl)					\
+		VMLINUX_SYMBOL(__stop___ksymtab_gpl) = .;		\
+	}								\
+									\
+	/* Kernel symbol table: Normal symbols */			\
+	__kcrctab         : AT(ADDR(__kcrctab) - LOAD_OFFSET) {		\
+		VMLINUX_SYMBOL(__start___kcrctab) = .;			\
+		*(__kcrctab)						\
+		VMLINUX_SYMBOL(__stop___kcrctab) = .;			\
+	}								\
+									\
+	/* Kernel symbol table: GPL-only symbols */			\
+	__kcrctab_gpl     : AT(ADDR(__kcrctab_gpl) - LOAD_OFFSET) {	\
+		VMLINUX_SYMBOL(__start___kcrctab_gpl) = .;		\
+		*(__kcrctab_gpl)					\
+		VMLINUX_SYMBOL(__stop___kcrctab_gpl) = .;		\
+	}								\
+									\
+	/* Kernel symbol table: strings */				\
+        __ksymtab_strings : AT(ADDR(__ksymtab_strings) - LOAD_OFFSET) {	\
+		*(__ksymtab_strings)					\
+	}								\
+									\
+	/* Built-in module parameters. */				\
+	__param : AT(ADDR(__param) - LOAD_OFFSET) {			\
+		VMLINUX_SYMBOL(__start___param) = .;			\
+		*(__param)						\
+		VMLINUX_SYMBOL(__stop___param) = .;			\
+	}
+
+#define SECURITY_INIT							\
+	.security_initcall.init : {					\
+		VMLINUX_SYMBOL(__security_initcall_start) = .;		\
+		*(.security_initcall.init) 				\
+		VMLINUX_SYMBOL(__security_initcall_end) = .;		\
+	}
+
+#define SCHED_TEXT							\
+		VMLINUX_SYMBOL(__sched_text_start) = .;			\
+		*(.sched.text)						\
+		VMLINUX_SYMBOL(__sched_text_end) = .;
+
+#define LOCK_TEXT							\
+		VMLINUX_SYMBOL(__lock_text_start) = .;			\
+		*(.spinlock.text)					\
+		VMLINUX_SYMBOL(__lock_text_end) = .;
diff --git a/include/asm-generic/xor.h b/include/asm-generic/xor.h
new file mode 100644
index 0000000..aaab875
--- /dev/null
+++ b/include/asm-generic/xor.h
@@ -0,0 +1,718 @@
+/*
+ * include/asm-generic/xor.h
+ *
+ * Generic optimized RAID-5 checksumming functions.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * You should have received a copy of the GNU General Public License
+ * (for example /usr/src/linux/COPYING); if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <asm/processor.h>
+
+static void
+xor_8regs_2(unsigned long bytes, unsigned long *p1, unsigned long *p2)
+{
+	long lines = bytes / (sizeof (long)) / 8;
+
+	do {
+		p1[0] ^= p2[0];
+		p1[1] ^= p2[1];
+		p1[2] ^= p2[2];
+		p1[3] ^= p2[3];
+		p1[4] ^= p2[4];
+		p1[5] ^= p2[5];
+		p1[6] ^= p2[6];
+		p1[7] ^= p2[7];
+		p1 += 8;
+		p2 += 8;
+	} while (--lines > 0);
+}
+
+static void
+xor_8regs_3(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3)
+{
+	long lines = bytes / (sizeof (long)) / 8;
+
+	do {
+		p1[0] ^= p2[0] ^ p3[0];
+		p1[1] ^= p2[1] ^ p3[1];
+		p1[2] ^= p2[2] ^ p3[2];
+		p1[3] ^= p2[3] ^ p3[3];
+		p1[4] ^= p2[4] ^ p3[4];
+		p1[5] ^= p2[5] ^ p3[5];
+		p1[6] ^= p2[6] ^ p3[6];
+		p1[7] ^= p2[7] ^ p3[7];
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+	} while (--lines > 0);
+}
+
+static void
+xor_8regs_4(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3, unsigned long *p4)
+{
+	long lines = bytes / (sizeof (long)) / 8;
+
+	do {
+		p1[0] ^= p2[0] ^ p3[0] ^ p4[0];
+		p1[1] ^= p2[1] ^ p3[1] ^ p4[1];
+		p1[2] ^= p2[2] ^ p3[2] ^ p4[2];
+		p1[3] ^= p2[3] ^ p3[3] ^ p4[3];
+		p1[4] ^= p2[4] ^ p3[4] ^ p4[4];
+		p1[5] ^= p2[5] ^ p3[5] ^ p4[5];
+		p1[6] ^= p2[6] ^ p3[6] ^ p4[6];
+		p1[7] ^= p2[7] ^ p3[7] ^ p4[7];
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+		p4 += 8;
+	} while (--lines > 0);
+}
+
+static void
+xor_8regs_5(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3, unsigned long *p4, unsigned long *p5)
+{
+	long lines = bytes / (sizeof (long)) / 8;
+
+	do {
+		p1[0] ^= p2[0] ^ p3[0] ^ p4[0] ^ p5[0];
+		p1[1] ^= p2[1] ^ p3[1] ^ p4[1] ^ p5[1];
+		p1[2] ^= p2[2] ^ p3[2] ^ p4[2] ^ p5[2];
+		p1[3] ^= p2[3] ^ p3[3] ^ p4[3] ^ p5[3];
+		p1[4] ^= p2[4] ^ p3[4] ^ p4[4] ^ p5[4];
+		p1[5] ^= p2[5] ^ p3[5] ^ p4[5] ^ p5[5];
+		p1[6] ^= p2[6] ^ p3[6] ^ p4[6] ^ p5[6];
+		p1[7] ^= p2[7] ^ p3[7] ^ p4[7] ^ p5[7];
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+		p4 += 8;
+		p5 += 8;
+	} while (--lines > 0);
+}
+
+static void
+xor_32regs_2(unsigned long bytes, unsigned long *p1, unsigned long *p2)
+{
+	long lines = bytes / (sizeof (long)) / 8;
+
+	do {
+		register long d0, d1, d2, d3, d4, d5, d6, d7;
+		d0 = p1[0];	/* Pull the stuff into registers	*/
+		d1 = p1[1];	/*  ... in bursts, if possible.		*/
+		d2 = p1[2];
+		d3 = p1[3];
+		d4 = p1[4];
+		d5 = p1[5];
+		d6 = p1[6];
+		d7 = p1[7];
+		d0 ^= p2[0];
+		d1 ^= p2[1];
+		d2 ^= p2[2];
+		d3 ^= p2[3];
+		d4 ^= p2[4];
+		d5 ^= p2[5];
+		d6 ^= p2[6];
+		d7 ^= p2[7];
+		p1[0] = d0;	/* Store the result (in bursts)		*/
+		p1[1] = d1;
+		p1[2] = d2;
+		p1[3] = d3;
+		p1[4] = d4;
+		p1[5] = d5;
+		p1[6] = d6;
+		p1[7] = d7;
+		p1 += 8;
+		p2 += 8;
+	} while (--lines > 0);
+}
+
+static void
+xor_32regs_3(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3)
+{
+	long lines = bytes / (sizeof (long)) / 8;
+
+	do {
+		register long d0, d1, d2, d3, d4, d5, d6, d7;
+		d0 = p1[0];	/* Pull the stuff into registers	*/
+		d1 = p1[1];	/*  ... in bursts, if possible.		*/
+		d2 = p1[2];
+		d3 = p1[3];
+		d4 = p1[4];
+		d5 = p1[5];
+		d6 = p1[6];
+		d7 = p1[7];
+		d0 ^= p2[0];
+		d1 ^= p2[1];
+		d2 ^= p2[2];
+		d3 ^= p2[3];
+		d4 ^= p2[4];
+		d5 ^= p2[5];
+		d6 ^= p2[6];
+		d7 ^= p2[7];
+		d0 ^= p3[0];
+		d1 ^= p3[1];
+		d2 ^= p3[2];
+		d3 ^= p3[3];
+		d4 ^= p3[4];
+		d5 ^= p3[5];
+		d6 ^= p3[6];
+		d7 ^= p3[7];
+		p1[0] = d0;	/* Store the result (in bursts)		*/
+		p1[1] = d1;
+		p1[2] = d2;
+		p1[3] = d3;
+		p1[4] = d4;
+		p1[5] = d5;
+		p1[6] = d6;
+		p1[7] = d7;
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+	} while (--lines > 0);
+}
+
+static void
+xor_32regs_4(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3, unsigned long *p4)
+{
+	long lines = bytes / (sizeof (long)) / 8;
+
+	do {
+		register long d0, d1, d2, d3, d4, d5, d6, d7;
+		d0 = p1[0];	/* Pull the stuff into registers	*/
+		d1 = p1[1];	/*  ... in bursts, if possible.		*/
+		d2 = p1[2];
+		d3 = p1[3];
+		d4 = p1[4];
+		d5 = p1[5];
+		d6 = p1[6];
+		d7 = p1[7];
+		d0 ^= p2[0];
+		d1 ^= p2[1];
+		d2 ^= p2[2];
+		d3 ^= p2[3];
+		d4 ^= p2[4];
+		d5 ^= p2[5];
+		d6 ^= p2[6];
+		d7 ^= p2[7];
+		d0 ^= p3[0];
+		d1 ^= p3[1];
+		d2 ^= p3[2];
+		d3 ^= p3[3];
+		d4 ^= p3[4];
+		d5 ^= p3[5];
+		d6 ^= p3[6];
+		d7 ^= p3[7];
+		d0 ^= p4[0];
+		d1 ^= p4[1];
+		d2 ^= p4[2];
+		d3 ^= p4[3];
+		d4 ^= p4[4];
+		d5 ^= p4[5];
+		d6 ^= p4[6];
+		d7 ^= p4[7];
+		p1[0] = d0;	/* Store the result (in bursts)		*/
+		p1[1] = d1;
+		p1[2] = d2;
+		p1[3] = d3;
+		p1[4] = d4;
+		p1[5] = d5;
+		p1[6] = d6;
+		p1[7] = d7;
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+		p4 += 8;
+	} while (--lines > 0);
+}
+
+static void
+xor_32regs_5(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3, unsigned long *p4, unsigned long *p5)
+{
+	long lines = bytes / (sizeof (long)) / 8;
+
+	do {
+		register long d0, d1, d2, d3, d4, d5, d6, d7;
+		d0 = p1[0];	/* Pull the stuff into registers	*/
+		d1 = p1[1];	/*  ... in bursts, if possible.		*/
+		d2 = p1[2];
+		d3 = p1[3];
+		d4 = p1[4];
+		d5 = p1[5];
+		d6 = p1[6];
+		d7 = p1[7];
+		d0 ^= p2[0];
+		d1 ^= p2[1];
+		d2 ^= p2[2];
+		d3 ^= p2[3];
+		d4 ^= p2[4];
+		d5 ^= p2[5];
+		d6 ^= p2[6];
+		d7 ^= p2[7];
+		d0 ^= p3[0];
+		d1 ^= p3[1];
+		d2 ^= p3[2];
+		d3 ^= p3[3];
+		d4 ^= p3[4];
+		d5 ^= p3[5];
+		d6 ^= p3[6];
+		d7 ^= p3[7];
+		d0 ^= p4[0];
+		d1 ^= p4[1];
+		d2 ^= p4[2];
+		d3 ^= p4[3];
+		d4 ^= p4[4];
+		d5 ^= p4[5];
+		d6 ^= p4[6];
+		d7 ^= p4[7];
+		d0 ^= p5[0];
+		d1 ^= p5[1];
+		d2 ^= p5[2];
+		d3 ^= p5[3];
+		d4 ^= p5[4];
+		d5 ^= p5[5];
+		d6 ^= p5[6];
+		d7 ^= p5[7];
+		p1[0] = d0;	/* Store the result (in bursts)		*/
+		p1[1] = d1;
+		p1[2] = d2;
+		p1[3] = d3;
+		p1[4] = d4;
+		p1[5] = d5;
+		p1[6] = d6;
+		p1[7] = d7;
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+		p4 += 8;
+		p5 += 8;
+	} while (--lines > 0);
+}
+
+static void
+xor_8regs_p_2(unsigned long bytes, unsigned long *p1, unsigned long *p2)
+{
+	long lines = bytes / (sizeof (long)) / 8 - 1;
+	prefetchw(p1);
+	prefetch(p2);
+
+	do {
+		prefetchw(p1+8);
+		prefetch(p2+8);
+ once_more:
+		p1[0] ^= p2[0];
+		p1[1] ^= p2[1];
+		p1[2] ^= p2[2];
+		p1[3] ^= p2[3];
+		p1[4] ^= p2[4];
+		p1[5] ^= p2[5];
+		p1[6] ^= p2[6];
+		p1[7] ^= p2[7];
+		p1 += 8;
+		p2 += 8;
+	} while (--lines > 0);
+	if (lines == 0)
+		goto once_more;
+}
+
+static void
+xor_8regs_p_3(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3)
+{
+	long lines = bytes / (sizeof (long)) / 8 - 1;
+	prefetchw(p1);
+	prefetch(p2);
+	prefetch(p3);
+
+	do {
+		prefetchw(p1+8);
+		prefetch(p2+8);
+		prefetch(p3+8);
+ once_more:
+		p1[0] ^= p2[0] ^ p3[0];
+		p1[1] ^= p2[1] ^ p3[1];
+		p1[2] ^= p2[2] ^ p3[2];
+		p1[3] ^= p2[3] ^ p3[3];
+		p1[4] ^= p2[4] ^ p3[4];
+		p1[5] ^= p2[5] ^ p3[5];
+		p1[6] ^= p2[6] ^ p3[6];
+		p1[7] ^= p2[7] ^ p3[7];
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+	} while (--lines > 0);
+	if (lines == 0)
+		goto once_more;
+}
+
+static void
+xor_8regs_p_4(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3, unsigned long *p4)
+{
+	long lines = bytes / (sizeof (long)) / 8 - 1;
+
+	prefetchw(p1);
+	prefetch(p2);
+	prefetch(p3);
+	prefetch(p4);
+
+	do {
+		prefetchw(p1+8);
+		prefetch(p2+8);
+		prefetch(p3+8);
+		prefetch(p4+8);
+ once_more:
+		p1[0] ^= p2[0] ^ p3[0] ^ p4[0];
+		p1[1] ^= p2[1] ^ p3[1] ^ p4[1];
+		p1[2] ^= p2[2] ^ p3[2] ^ p4[2];
+		p1[3] ^= p2[3] ^ p3[3] ^ p4[3];
+		p1[4] ^= p2[4] ^ p3[4] ^ p4[4];
+		p1[5] ^= p2[5] ^ p3[5] ^ p4[5];
+		p1[6] ^= p2[6] ^ p3[6] ^ p4[6];
+		p1[7] ^= p2[7] ^ p3[7] ^ p4[7];
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+		p4 += 8;
+	} while (--lines > 0);
+	if (lines == 0)
+		goto once_more;
+}
+
+static void
+xor_8regs_p_5(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3, unsigned long *p4, unsigned long *p5)
+{
+	long lines = bytes / (sizeof (long)) / 8 - 1;
+
+	prefetchw(p1);
+	prefetch(p2);
+	prefetch(p3);
+	prefetch(p4);
+	prefetch(p5);
+
+	do {
+		prefetchw(p1+8);
+		prefetch(p2+8);
+		prefetch(p3+8);
+		prefetch(p4+8);
+		prefetch(p5+8);
+ once_more:
+		p1[0] ^= p2[0] ^ p3[0] ^ p4[0] ^ p5[0];
+		p1[1] ^= p2[1] ^ p3[1] ^ p4[1] ^ p5[1];
+		p1[2] ^= p2[2] ^ p3[2] ^ p4[2] ^ p5[2];
+		p1[3] ^= p2[3] ^ p3[3] ^ p4[3] ^ p5[3];
+		p1[4] ^= p2[4] ^ p3[4] ^ p4[4] ^ p5[4];
+		p1[5] ^= p2[5] ^ p3[5] ^ p4[5] ^ p5[5];
+		p1[6] ^= p2[6] ^ p3[6] ^ p4[6] ^ p5[6];
+		p1[7] ^= p2[7] ^ p3[7] ^ p4[7] ^ p5[7];
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+		p4 += 8;
+		p5 += 8;
+	} while (--lines > 0);
+	if (lines == 0)
+		goto once_more;
+}
+
+static void
+xor_32regs_p_2(unsigned long bytes, unsigned long *p1, unsigned long *p2)
+{
+	long lines = bytes / (sizeof (long)) / 8 - 1;
+
+	prefetchw(p1);
+	prefetch(p2);
+
+	do {
+		register long d0, d1, d2, d3, d4, d5, d6, d7;
+
+		prefetchw(p1+8);
+		prefetch(p2+8);
+ once_more:
+		d0 = p1[0];	/* Pull the stuff into registers	*/
+		d1 = p1[1];	/*  ... in bursts, if possible.		*/
+		d2 = p1[2];
+		d3 = p1[3];
+		d4 = p1[4];
+		d5 = p1[5];
+		d6 = p1[6];
+		d7 = p1[7];
+		d0 ^= p2[0];
+		d1 ^= p2[1];
+		d2 ^= p2[2];
+		d3 ^= p2[3];
+		d4 ^= p2[4];
+		d5 ^= p2[5];
+		d6 ^= p2[6];
+		d7 ^= p2[7];
+		p1[0] = d0;	/* Store the result (in bursts)		*/
+		p1[1] = d1;
+		p1[2] = d2;
+		p1[3] = d3;
+		p1[4] = d4;
+		p1[5] = d5;
+		p1[6] = d6;
+		p1[7] = d7;
+		p1 += 8;
+		p2 += 8;
+	} while (--lines > 0);
+	if (lines == 0)
+		goto once_more;
+}
+
+static void
+xor_32regs_p_3(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3)
+{
+	long lines = bytes / (sizeof (long)) / 8 - 1;
+
+	prefetchw(p1);
+	prefetch(p2);
+	prefetch(p3);
+
+	do {
+		register long d0, d1, d2, d3, d4, d5, d6, d7;
+
+		prefetchw(p1+8);
+		prefetch(p2+8);
+		prefetch(p3+8);
+ once_more:
+		d0 = p1[0];	/* Pull the stuff into registers	*/
+		d1 = p1[1];	/*  ... in bursts, if possible.		*/
+		d2 = p1[2];
+		d3 = p1[3];
+		d4 = p1[4];
+		d5 = p1[5];
+		d6 = p1[6];
+		d7 = p1[7];
+		d0 ^= p2[0];
+		d1 ^= p2[1];
+		d2 ^= p2[2];
+		d3 ^= p2[3];
+		d4 ^= p2[4];
+		d5 ^= p2[5];
+		d6 ^= p2[6];
+		d7 ^= p2[7];
+		d0 ^= p3[0];
+		d1 ^= p3[1];
+		d2 ^= p3[2];
+		d3 ^= p3[3];
+		d4 ^= p3[4];
+		d5 ^= p3[5];
+		d6 ^= p3[6];
+		d7 ^= p3[7];
+		p1[0] = d0;	/* Store the result (in bursts)		*/
+		p1[1] = d1;
+		p1[2] = d2;
+		p1[3] = d3;
+		p1[4] = d4;
+		p1[5] = d5;
+		p1[6] = d6;
+		p1[7] = d7;
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+	} while (--lines > 0);
+	if (lines == 0)
+		goto once_more;
+}
+
+static void
+xor_32regs_p_4(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3, unsigned long *p4)
+{
+	long lines = bytes / (sizeof (long)) / 8 - 1;
+
+	prefetchw(p1);
+	prefetch(p2);
+	prefetch(p3);
+	prefetch(p4);
+
+	do {
+		register long d0, d1, d2, d3, d4, d5, d6, d7;
+
+		prefetchw(p1+8);
+		prefetch(p2+8);
+		prefetch(p3+8);
+		prefetch(p4+8);
+ once_more:
+		d0 = p1[0];	/* Pull the stuff into registers	*/
+		d1 = p1[1];	/*  ... in bursts, if possible.		*/
+		d2 = p1[2];
+		d3 = p1[3];
+		d4 = p1[4];
+		d5 = p1[5];
+		d6 = p1[6];
+		d7 = p1[7];
+		d0 ^= p2[0];
+		d1 ^= p2[1];
+		d2 ^= p2[2];
+		d3 ^= p2[3];
+		d4 ^= p2[4];
+		d5 ^= p2[5];
+		d6 ^= p2[6];
+		d7 ^= p2[7];
+		d0 ^= p3[0];
+		d1 ^= p3[1];
+		d2 ^= p3[2];
+		d3 ^= p3[3];
+		d4 ^= p3[4];
+		d5 ^= p3[5];
+		d6 ^= p3[6];
+		d7 ^= p3[7];
+		d0 ^= p4[0];
+		d1 ^= p4[1];
+		d2 ^= p4[2];
+		d3 ^= p4[3];
+		d4 ^= p4[4];
+		d5 ^= p4[5];
+		d6 ^= p4[6];
+		d7 ^= p4[7];
+		p1[0] = d0;	/* Store the result (in bursts)		*/
+		p1[1] = d1;
+		p1[2] = d2;
+		p1[3] = d3;
+		p1[4] = d4;
+		p1[5] = d5;
+		p1[6] = d6;
+		p1[7] = d7;
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+		p4 += 8;
+	} while (--lines > 0);
+	if (lines == 0)
+		goto once_more;
+}
+
+static void
+xor_32regs_p_5(unsigned long bytes, unsigned long *p1, unsigned long *p2,
+	    unsigned long *p3, unsigned long *p4, unsigned long *p5)
+{
+	long lines = bytes / (sizeof (long)) / 8 - 1;
+
+	prefetchw(p1);
+	prefetch(p2);
+	prefetch(p3);
+	prefetch(p4);
+	prefetch(p5);
+
+	do {
+		register long d0, d1, d2, d3, d4, d5, d6, d7;
+
+		prefetchw(p1+8);
+		prefetch(p2+8);
+		prefetch(p3+8);
+		prefetch(p4+8);
+		prefetch(p5+8);
+ once_more:
+		d0 = p1[0];	/* Pull the stuff into registers	*/
+		d1 = p1[1];	/*  ... in bursts, if possible.		*/
+		d2 = p1[2];
+		d3 = p1[3];
+		d4 = p1[4];
+		d5 = p1[5];
+		d6 = p1[6];
+		d7 = p1[7];
+		d0 ^= p2[0];
+		d1 ^= p2[1];
+		d2 ^= p2[2];
+		d3 ^= p2[3];
+		d4 ^= p2[4];
+		d5 ^= p2[5];
+		d6 ^= p2[6];
+		d7 ^= p2[7];
+		d0 ^= p3[0];
+		d1 ^= p3[1];
+		d2 ^= p3[2];
+		d3 ^= p3[3];
+		d4 ^= p3[4];
+		d5 ^= p3[5];
+		d6 ^= p3[6];
+		d7 ^= p3[7];
+		d0 ^= p4[0];
+		d1 ^= p4[1];
+		d2 ^= p4[2];
+		d3 ^= p4[3];
+		d4 ^= p4[4];
+		d5 ^= p4[5];
+		d6 ^= p4[6];
+		d7 ^= p4[7];
+		d0 ^= p5[0];
+		d1 ^= p5[1];
+		d2 ^= p5[2];
+		d3 ^= p5[3];
+		d4 ^= p5[4];
+		d5 ^= p5[5];
+		d6 ^= p5[6];
+		d7 ^= p5[7];
+		p1[0] = d0;	/* Store the result (in bursts)		*/
+		p1[1] = d1;
+		p1[2] = d2;
+		p1[3] = d3;
+		p1[4] = d4;
+		p1[5] = d5;
+		p1[6] = d6;
+		p1[7] = d7;
+		p1 += 8;
+		p2 += 8;
+		p3 += 8;
+		p4 += 8;
+		p5 += 8;
+	} while (--lines > 0);
+	if (lines == 0)
+		goto once_more;
+}
+
+static struct xor_block_template xor_block_8regs = {
+	.name = "8regs",
+	.do_2 = xor_8regs_2,
+	.do_3 = xor_8regs_3,
+	.do_4 = xor_8regs_4,
+	.do_5 = xor_8regs_5,
+};
+
+static struct xor_block_template xor_block_32regs = {
+	.name = "32regs",
+	.do_2 = xor_32regs_2,
+	.do_3 = xor_32regs_3,
+	.do_4 = xor_32regs_4,
+	.do_5 = xor_32regs_5,
+};
+
+static struct xor_block_template xor_block_8regs_p = {
+	.name = "8regs_prefetch",
+	.do_2 = xor_8regs_p_2,
+	.do_3 = xor_8regs_p_3,
+	.do_4 = xor_8regs_p_4,
+	.do_5 = xor_8regs_p_5,
+};
+
+static struct xor_block_template xor_block_32regs_p = {
+	.name = "32regs_prefetch",
+	.do_2 = xor_32regs_p_2,
+	.do_3 = xor_32regs_p_3,
+	.do_4 = xor_32regs_p_4,
+	.do_5 = xor_32regs_p_5,
+};
+
+#define XOR_TRY_TEMPLATES			\
+	do {					\
+		xor_speed(&xor_block_8regs);	\
+		xor_speed(&xor_block_8regs_p);	\
+		xor_speed(&xor_block_32regs);	\
+		xor_speed(&xor_block_32regs_p);	\
+	} while (0)