9 files changed, 85 insertions, 509 deletions

diff --git a/include/asm-m68k/auxvec.h b/include/asm-m68k/auxvec.h
new file mode 100644
index 000000000000..844d6d52204b
--- /dev/null
+++ b/include/asm-m68k/auxvec.h
@@ -0,0 +1,4 @@
+#ifndef __ASMm68k_AUXVEC_H
+#define __ASMm68k_AUXVEC_H
+
+#endif
diff --git a/include/asm-m68k/cacheflush.h b/include/asm-m68k/cacheflush.h
index e4773946f10d..8aba971b1368 100644
--- a/include/asm-m68k/cacheflush.h
+++ b/include/asm-m68k/cacheflush.h
@@ -130,20 +130,25 @@ static inline void __flush_page_to_ram(void *vaddr)
 #define flush_dcache_mmap_lock(mapping)         do { } while (0)
 #define flush_dcache_mmap_unlock(mapping)       do { } while (0)
 #define flush_icache_page(vma, page)    __flush_page_to_ram(page_address(page))
-#define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
-
-#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
-        do {                                                    \
-                flush_cache_page(vma, vaddr, page_to_pfn(page));\
-                memcpy(dst, src, len);                          \
-        } while (0)
-
-#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
-        do {                                                    \
-                flush_cache_page(vma, vaddr, page_to_pfn(page));\
-                memcpy(dst, src, len);                          \
-        } while (0)
 
+extern void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
+                                    unsigned long addr, int len);
 extern void flush_icache_range(unsigned long address, unsigned long endaddr);
 
+static inline void copy_to_user_page(struct vm_area_struct *vma,
+                                     struct page *page, unsigned long vaddr,
+                                     void *dst, void *src, int len)
+{
+        flush_cache_page(vma, vaddr, page_to_pfn(page));
+        memcpy(dst, src, len);
+        flush_icache_user_range(vma, page, vaddr, len);
+}
+static inline void copy_from_user_page(struct vm_area_struct *vma,
+                                       struct page *page, unsigned long vaddr,
+                                       void *dst, void *src, int len)
+{
+        flush_cache_page(vma, vaddr, page_to_pfn(page));
+        memcpy(dst, src, len);
+}
+
 #endif /* _M68K_CACHEFLUSH_H */
diff --git a/include/asm-m68k/fcntl.h b/include/asm-m68k/fcntl.h
index 0d4212983a33..1c369b20dc45 100644
--- a/include/asm-m68k/fcntl.h
+++ b/include/asm-m68k/fcntl.h
@@ -1,87 +1,11 @@
 #ifndef _M68K_FCNTL_H
 #define _M68K_FCNTL_H
 
-/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
-   located on an ext2 file system */
-#define O_ACCMODE         0003
-#define O_RDONLY            00
-#define O_WRONLY            01
-#define O_RDWR              02
-#define O_CREAT           0100  /* not fcntl */
-#define O_EXCL            0200  /* not fcntl */
-#define O_NOCTTY          0400  /* not fcntl */
-#define O_TRUNC          01000  /* not fcntl */
-#define O_APPEND         02000
-#define O_NONBLOCK       04000
-#define O_NDELAY        O_NONBLOCK
-#define O_SYNC          010000
-#define FASYNC          020000  /* fcntl, for BSD compatibility */
 #define O_DIRECTORY     040000  /* must be a directory */
 #define O_NOFOLLOW      0100000 /* don't follow links */
 #define O_DIRECT        0200000 /* direct disk access hint - currently ignored */
 #define O_LARGEFILE     0400000
-#define O_NOATIME       01000000
 
-#define F_DUPFD         0       /* dup */
-#define F_GETFD         1       /* get close_on_exec */
-#define F_SETFD         2       /* set/clear close_on_exec */
-#define F_GETFL         3       /* get file->f_flags */
-#define F_SETFL         4       /* set file->f_flags */
-#define F_GETLK         5
-#define F_SETLK         6
-#define F_SETLKW        7
+#include <asm-generic/fcntl.h>
 
-#define F_SETOWN        8       /*  for sockets. */
-#define F_GETOWN        9       /*  for sockets. */
-#define F_SETSIG        10      /*  for sockets. */
-#define F_GETSIG        11      /*  for sockets. */
-
-#define F_GETLK64       12      /*  using 'struct flock64' */
-#define F_SETLK64       13
-#define F_SETLKW64      14
-
-/* for F_[GET|SET]FL */
-#define FD_CLOEXEC      1       /* actually anything with low bit set goes */
-
-/* for posix fcntl() and lockf() */
-#define F_RDLCK         0
-#define F_WRLCK         1
-#define F_UNLCK         2
-
-/* for old implementation of bsd flock () */
-#define F_EXLCK         4       /* or 3 */
-#define F_SHLCK         8       /* or 4 */
-
-/* for leases */
-#define F_INPROGRESS    16
-
-/* operations for bsd flock(), also used by the kernel implementation */
-#define LOCK_SH         1       /* shared lock */
-#define LOCK_EX         2       /* exclusive lock */
-#define LOCK_NB         4       /* or'd with one of the above to prevent
-                                   blocking */
-#define LOCK_UN         8       /* remove lock */
-
-#define LOCK_MAND       32      /* This is a mandatory flock */
-#define LOCK_READ       64      /* ... Which allows concurrent read operations */
-#define LOCK_WRITE      128     /* ... Which allows concurrent write operations */
-#define LOCK_RW         192     /* ... Which allows concurrent read & write ops */
-
-struct flock {
-        short l_type;
-        short l_whence;
-        off_t l_start;
-        off_t l_len;
-        pid_t l_pid;
-};
-
-struct flock64 {
-        short  l_type;
-        short  l_whence;
-        loff_t l_start;
-        loff_t l_len;
-        pid_t  l_pid;
-};
-
-#define F_LINUX_SPECIFIC_BASE   1024
 #endif /* _M68K_FCNTL_H */
diff --git a/include/asm-m68k/futex.h b/include/asm-m68k/futex.h
new file mode 100644
index 000000000000..2cac5ecd9d00
--- /dev/null
+++ b/include/asm-m68k/futex.h
@@ -0,0 +1,53 @@
+#ifndef _ASM_FUTEX_H
+#define _ASM_FUTEX_H
+
+#ifdef __KERNEL__
+
+#include <linux/futex.h>
+#include <asm/errno.h>
+#include <asm/uaccess.h>
+
+static inline int
+futex_atomic_op_inuser (int encoded_op, int __user *uaddr)
+{
+        int op = (encoded_op >> 28) & 7;
+        int cmp = (encoded_op >> 24) & 15;
+        int oparg = (encoded_op << 8) >> 20;
+        int cmparg = (encoded_op << 20) >> 20;
+        int oldval = 0, ret, tem;
+        if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28))
+                oparg = 1 << oparg;
+
+        if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int)))
+                return -EFAULT;
+
+        inc_preempt_count();
+
+        switch (op) {
+        case FUTEX_OP_SET:
+        case FUTEX_OP_ADD:
+        case FUTEX_OP_OR:
+        case FUTEX_OP_ANDN:
+        case FUTEX_OP_XOR:
+        default:
+                ret = -ENOSYS;
+        }
+
+        dec_preempt_count();
+
+        if (!ret) {
+                switch (cmp) {
+                case FUTEX_OP_CMP_EQ: ret = (oldval == cmparg); break;
+                case FUTEX_OP_CMP_NE: ret = (oldval != cmparg); break;
+                case FUTEX_OP_CMP_LT: ret = (oldval < cmparg); break;
+                case FUTEX_OP_CMP_GE: ret = (oldval >= cmparg); break;
+                case FUTEX_OP_CMP_LE: ret = (oldval <= cmparg); break;
+                case FUTEX_OP_CMP_GT: ret = (oldval > cmparg); break;
+                default: ret = -ENOSYS;
+                }
+        }
+        return ret;
+}
+
+#endif
+#endif
diff --git a/include/asm-m68k/hdreg.h b/include/asm-m68k/hdreg.h
deleted file mode 100644
index 5989bbc97cbf..000000000000
--- a/include/asm-m68k/hdreg.h
+++ /dev/null
@@ -1 +0,0 @@
-#warning this file is obsolete, please do not use it
diff --git a/include/asm-m68k/page.h b/include/asm-m68k/page.h
index 206313e2a817..f206dfbc1d48 100644
--- a/include/asm-m68k/page.h
+++ b/include/asm-m68k/page.h
@@ -107,20 +107,6 @@ typedef struct { unsigned long pgprot; } pgprot_t;
 /* to align the pointer to the (next) page boundary */
 #define PAGE_ALIGN(addr)        (((addr)+PAGE_SIZE-1)&PAGE_MASK)
 
-/* Pure 2^n version of get_order */
-static inline int get_order(unsigned long size)
-{
-        int order;
-
-        size = (size-1) >> (PAGE_SHIFT-1);
-        order = -1;
-        do {
-                size >>= 1;
-                order++;
-        } while (size);
-        return order;
-}
-
 #endif /* !__ASSEMBLY__ */
 
 #include <asm/page_offset.h>
@@ -192,4 +178,6 @@ static inline void *__va(unsigned long x)
 
 #endif /* __KERNEL__ */
 
+#include <asm-generic/page.h>
+
 #endif /* _M68K_PAGE_H */
diff --git a/include/asm-m68k/string.h b/include/asm-m68k/string.h
index 44def078132a..6c59215b285e 100644
--- a/include/asm-m68k/string.h
+++ b/include/asm-m68k/string.h
@@ -80,43 +80,6 @@ static inline char * strchr(const char * s, int c)
   return( (char *) s);
 }
 
-#if 0
-#define __HAVE_ARCH_STRPBRK
-static inline char *strpbrk(const char *cs,const char *ct)
-{
-  const char *sc1,*sc2;
-
-  for( sc1 = cs; *sc1 != '\0'; ++sc1)
-    for( sc2 = ct; *sc2 != '\0'; ++sc2)
-      if (*sc1 == *sc2)
-        return((char *) sc1);
-  return( NULL );
-}
-#endif
-
-#if 0
-#define __HAVE_ARCH_STRSPN
-static inline size_t strspn(const char *s, const char *accept)
-{
-  const char *p;
-  const char *a;
-  size_t count = 0;
-
-  for (p = s; *p != '\0'; ++p)
-    {
-      for (a = accept; *a != '\0'; ++a)
-        if (*p == *a)
-          break;
-      if (*a == '\0')
-        return count;
-      else
-        ++count;
-    }
-
-  return count;
-}
-#endif
-
 /* strstr !! */
 
 #define __HAVE_ARCH_STRLEN
@@ -173,370 +136,18 @@ static inline int strncmp(const char * cs,const char * ct,size_t count)
 }
 
 #define __HAVE_ARCH_MEMSET
-/*
- * This is really ugly, but its highly optimizatiable by the
- * compiler and is meant as compensation for gcc's missing
- * __builtin_memset(). For the 680[23]0 it might be worth considering
- * the optimal number of misaligned writes compared to the number of
- * tests'n'branches needed to align the destination address. The
- * 680[46]0 doesn't really care due to their copy-back caches.
- *                                              10/09/96 - Jes Sorensen
- */
-static inline void * __memset_g(void * s, int c, size_t count)
-{
-  void *xs = s;
-  size_t temp;
-
-  if (!count)
-    return xs;
-
-  c &= 0xff;
-  c |= c << 8;
-  c |= c << 16;
-
-  if (count < 36){
-          long *ls = s;
-
-          switch(count){
-          case 32: case 33: case 34: case 35:
-                  *ls++ = c;
-          case 28: case 29: case 30: case 31:
-                  *ls++ = c;
-          case 24: case 25: case 26: case 27:
-                  *ls++ = c;
-          case 20: case 21: case 22: case 23:
-                  *ls++ = c;
-          case 16: case 17: case 18: case 19:
-                  *ls++ = c;
-          case 12: case 13: case 14: case 15:
-                  *ls++ = c;
-          case 8: case 9: case 10: case 11:
-                  *ls++ = c;
-          case 4: case 5: case 6: case 7:
-                  *ls++ = c;
-                  break;
-          default:
-                  break;
-          }
-          s = ls;
-          if (count & 0x02){
-                  short *ss = s;
-                  *ss++ = c;
-                  s = ss;
-          }
-          if (count & 0x01){
-                  char *cs = s;
-                  *cs++ = c;
-                  s = cs;
-          }
-          return xs;
-  }
-
-  if ((long) s & 1)
-    {
-      char *cs = s;
-      *cs++ = c;
-      s = cs;
-      count--;
-    }
-  if (count > 2 && (long) s & 2)
-    {
-      short *ss = s;
-      *ss++ = c;
-      s = ss;
-      count -= 2;
-    }
-  temp = count >> 2;
-  if (temp)
-    {
-      long *ls = s;
-      temp--;
-      do
-        *ls++ = c;
-      while (temp--);
-      s = ls;
-    }
-  if (count & 2)
-    {
-      short *ss = s;
-      *ss++ = c;
-      s = ss;
-    }
-  if (count & 1)
-    {
-      char *cs = s;
-      *cs = c;
-    }
-  return xs;
-}
-
-/*
- * __memset_page assumes that data is longword aligned. Most, if not
- * all, of these page sized memsets are performed on page aligned
- * areas, thus we do not need to check if the destination is longword
- * aligned. Of course we suffer a serious performance loss if this is
- * not the case but I think the risk of this ever happening is
- * extremely small. We spend a lot of time clearing pages in
- * get_empty_page() so I think it is worth it anyway. Besides, the
- * 680[46]0 do not really care about misaligned writes due to their
- * copy-back cache.
- *
- * The optimized case for the 680[46]0 is implemented using the move16
- * instruction. My tests showed that this implementation is 35-45%
- * faster than the original implementation using movel, the only
- * caveat is that the destination address must be 16-byte aligned.
- *                                            01/09/96 - Jes Sorensen
- */
-static inline void * __memset_page(void * s,int c,size_t count)
-{
-  unsigned long data, tmp;
-  void *xs = s;
-
-  c = c & 255;
-  data = c | (c << 8);
-  data |= data << 16;
-
-#ifdef CPU_M68040_OR_M68060_ONLY
-
-  if (((unsigned long) s) & 0x0f)
-          __memset_g(s, c, count);
-  else{
-          unsigned long *sp = s;
-          *sp++ = data;
-          *sp++ = data;
-          *sp++ = data;
-          *sp++ = data;
-
-          __asm__ __volatile__("1:\t"
-                               ".chip 68040\n\t"
-                               "move16 %2@+,%0@+\n\t"
-                               ".chip 68k\n\t"
-                               "subqw  #8,%2\n\t"
-                               "subqw  #8,%2\n\t"
-                               "dbra   %1,1b\n\t"
-                               : "=a" (sp), "=d" (tmp)
-                               : "a" (s), "0" (sp), "1" ((count - 16) / 16 - 1)
-                               );
-  }
-
-#else
-  __asm__ __volatile__("1:\t"
-                       "movel %2,%0@+\n\t"
-                       "movel %2,%0@+\n\t"
-                       "movel %2,%0@+\n\t"
-                       "movel %2,%0@+\n\t"
-                       "movel %2,%0@+\n\t"
-                       "movel %2,%0@+\n\t"
-                       "movel %2,%0@+\n\t"
-                       "movel %2,%0@+\n\t"
-                       "dbra  %1,1b\n\t"
-                       : "=a" (s), "=d" (tmp)
-                       : "d" (data), "0" (s), "1" (count / 32 - 1)
-                       );
-#endif
-
-  return xs;
-}
-
-extern void *memset(void *,int,__kernel_size_t);
-
-#define __memset_const(s,c,count) \
-((count==PAGE_SIZE) ? \
-  __memset_page((s),(c),(count)) : \
-  __memset_g((s),(c),(count)))
-
-#define memset(s, c, count) \
-(__builtin_constant_p(count) ? \
- __memset_const((s),(c),(count)) : \
- __memset_g((s),(c),(count)))
+extern void *memset(void *, int, __kernel_size_t);
+#define memset(d, c, n) __builtin_memset(d, c, n)
 
 #define __HAVE_ARCH_MEMCPY
-extern void * memcpy(void *, const void *, size_t );
-/*
- * __builtin_memcpy() does not handle page-sized memcpys very well,
- * thus following the same assumptions as for page-sized memsets, this
- * function copies page-sized areas using an unrolled loop, without
- * considering alignment.
- *
- * For the 680[46]0 only kernels we use the move16 instruction instead
- * as it writes through the data-cache, invalidating the cache-lines
- * touched. In this way we do not use up the entire data-cache (well,
- * half of it on the 68060) by copying a page. An unrolled loop of two
- * move16 instructions seem to the fastest. The only caveat is that
- * both source and destination must be 16-byte aligned, if not we fall
- * back to the generic memcpy function.  - Jes
- */
-static inline void * __memcpy_page(void * to, const void * from, size_t count)
-{
-  unsigned long tmp;
-  void *xto = to;
-
-#ifdef CPU_M68040_OR_M68060_ONLY
-
-  if (((unsigned long) to | (unsigned long) from) & 0x0f)
-          return memcpy(to, from, count);
-
-  __asm__ __volatile__("1:\t"
-                       ".chip 68040\n\t"
-                       "move16 %1@+,%0@+\n\t"
-                       "move16 %1@+,%0@+\n\t"
-                       ".chip 68k\n\t"
-                       "dbra  %2,1b\n\t"
-                       : "=a" (to), "=a" (from), "=d" (tmp)
-                       : "0" (to), "1" (from) , "2" (count / 32 - 1)
-                       );
-#else
-  __asm__ __volatile__("1:\t"
-                       "movel %1@+,%0@+\n\t"
-                       "movel %1@+,%0@+\n\t"
-                       "movel %1@+,%0@+\n\t"
-                       "movel %1@+,%0@+\n\t"
-                       "movel %1@+,%0@+\n\t"
-                       "movel %1@+,%0@+\n\t"
-                       "movel %1@+,%0@+\n\t"
-                       "movel %1@+,%0@+\n\t"
-                       "dbra  %2,1b\n\t"
-                       : "=a" (to), "=a" (from), "=d" (tmp)
-                       : "0" (to), "1" (from) , "2" (count / 32 - 1)
-                       );
-#endif
-  return xto;
-}
-
-#define __memcpy_const(to, from, n) \
-((n==PAGE_SIZE) ? \
-  __memcpy_page((to),(from),(n)) : \
-  __builtin_memcpy((to),(from),(n)))
-
-#define memcpy(to, from, n) \
-(__builtin_constant_p(n) ? \
- __memcpy_const((to),(from),(n)) : \
- memcpy((to),(from),(n)))
+extern void *memcpy(void *, const void *, __kernel_size_t);
+#define memcpy(d, s, n) __builtin_memcpy(d, s, n)
 
 #define __HAVE_ARCH_MEMMOVE
-static inline void * memmove(void * dest,const void * src, size_t n)
-{
-  void *xdest = dest;
-  size_t temp;
-
-  if (!n)
-    return xdest;
-
-  if (dest < src)
-    {
-      if ((long) dest & 1)
-        {
-          char *cdest = dest;
-          const char *csrc = src;
-          *cdest++ = *csrc++;
-          dest = cdest;
-          src = csrc;
-          n--;
-        }
-      if (n > 2 && (long) dest & 2)
-        {
-          short *sdest = dest;
-          const short *ssrc = src;
-          *sdest++ = *ssrc++;
-          dest = sdest;
-          src = ssrc;
-          n -= 2;
-        }
-      temp = n >> 2;
-      if (temp)
-        {
-          long *ldest = dest;
-          const long *lsrc = src;
-          temp--;
-          do
-            *ldest++ = *lsrc++;
-          while (temp--);
-          dest = ldest;
-          src = lsrc;
-        }
-      if (n & 2)
-        {
-          short *sdest = dest;
-          const short *ssrc = src;
-          *sdest++ = *ssrc++;
-          dest = sdest;
-          src = ssrc;
-        }
-      if (n & 1)
-        {
-          char *cdest = dest;
-          const char *csrc = src;
-          *cdest = *csrc;
-        }
-    }
-  else
-    {
-      dest = (char *) dest + n;
-      src = (const char *) src + n;
-      if ((long) dest & 1)
-        {
-          char *cdest = dest;
-          const char *csrc = src;
-          *--cdest = *--csrc;
-          dest = cdest;
-          src = csrc;
-          n--;
-        }
-      if (n > 2 && (long) dest & 2)
-        {
-          short *sdest = dest;
-          const short *ssrc = src;
-          *--sdest = *--ssrc;
-          dest = sdest;
-          src = ssrc;
-          n -= 2;
-        }
-      temp = n >> 2;
-      if (temp)
-        {
-          long *ldest = dest;
-          const long *lsrc = src;
-          temp--;
-          do
-            *--ldest = *--lsrc;
-          while (temp--);
-          dest = ldest;
-          src = lsrc;
-        }
-      if (n & 2)
-        {
-          short *sdest = dest;
-          const short *ssrc = src;
-          *--sdest = *--ssrc;
-          dest = sdest;
-          src = ssrc;
-        }
-      if (n & 1)
-        {
-          char *cdest = dest;
-          const char *csrc = src;
-          *--cdest = *--csrc;
-        }
-    }
-  return xdest;
-}
+extern void *memmove(void *, const void *, __kernel_size_t);
 
 #define __HAVE_ARCH_MEMCMP
-extern int memcmp(const void * ,const void * ,size_t );
-#define memcmp(cs, ct, n) \
-(__builtin_constant_p(n) ? \
- __builtin_memcmp((cs),(ct),(n)) : \
- memcmp((cs),(ct),(n)))
-
-#define __HAVE_ARCH_MEMCHR
-static inline void *memchr(const void *cs, int c, size_t count)
-{
-        /* Someone else can optimize this, I don't care - tonym@mac.linux-m68k.org */
-        unsigned char *ret = (unsigned char *)cs;
-        for(;count>0;count--,ret++)
-                if(*ret == c) return ret;
-
-        return NULL;
-}
+extern int memcmp(const void *, const void *, __kernel_size_t);
+#define memcmp(d, s, n) __builtin_memcmp(d, s, n)
 
 #endif /* _M68K_STRING_H_ */
diff --git a/include/asm-m68k/types.h b/include/asm-m68k/types.h
index f391cbe39b96..b5a1febc97d4 100644
--- a/include/asm-m68k/types.h
+++ b/include/asm-m68k/types.h
@@ -60,8 +60,6 @@ typedef unsigned long long u64;
 typedef u32 dma_addr_t;
 typedef u32 dma64_addr_t;
 
-typedef unsigned short kmem_bufctl_t;
-
 #endif /* __ASSEMBLY__ */
 
 #endif /* __KERNEL__ */
diff --git a/include/asm-m68k/uaccess.h b/include/asm-m68k/uaccess.h
index 605e6cb811f8..f5cedf19cf68 100644
--- a/include/asm-m68k/uaccess.h
+++ b/include/asm-m68k/uaccess.h
@@ -14,12 +14,6 @@
 /* We let the MMU do all checking */
 #define access_ok(type,addr,size) 1
 
-/* this function will go away soon - use access_ok() instead */
-static inline int __deprecated verify_area(int type, const void *addr, unsigned long size)
-{
-        return access_ok(type,addr,size) ? 0 : -EFAULT;
-}
-
 /*
  * The exception table consists of pairs of addresses: the first is the
  * address of an instruction that is allowed to fault, and the second is