8 files changed, 21 insertions, 364 deletions

diff --git a/include/asm-sh/addrspace.h b/include/asm-sh/addrspace.h
index dbb05d1a26d1..720afc11c2ca 100644
--- a/include/asm-sh/addrspace.h
+++ b/include/asm-sh/addrspace.h
@@ -13,7 +13,7 @@
 
 #include <asm/cpu/addrspace.h>
 
-/* Memory segments (32bit Priviledged mode addresses)  */
+/* Memory segments (32bit Privileged mode addresses)  */
 #define P0SEG           0x00000000
 #define P1SEG           0x80000000
 #define P2SEG           0xa0000000
diff --git a/include/asm-sh/bitops.h b/include/asm-sh/bitops.h
index 1c5260860045..e34f82508568 100644
--- a/include/asm-sh/bitops.h
+++ b/include/asm-sh/bitops.h
@@ -19,16 +19,6 @@ static __inline__ void set_bit(int nr, volatile void * addr)
         local_irq_restore(flags);
 }
 
-static __inline__ void __set_bit(int nr, volatile void * addr)
-{
-        int     mask;
-        volatile unsigned int *a = addr;
-
-        a += nr >> 5;
-        mask = 1 << (nr & 0x1f);
-        *a |= mask;
-}
-
 /*
  * clear_bit() doesn't provide any barrier for the compiler.
  */
@@ -47,16 +37,6 @@ static __inline__ void clear_bit(int nr, volatile void * addr)
         local_irq_restore(flags);
 }
 
-static __inline__ void __clear_bit(int nr, volatile void * addr)
-{
-        int     mask;
-        volatile unsigned int *a = addr;
-
-        a += nr >> 5;
-        mask = 1 << (nr & 0x1f);
-        *a &= ~mask;
-}
-
 static __inline__ void change_bit(int nr, volatile void * addr)
 {
         int     mask;
@@ -70,16 +50,6 @@ static __inline__ void change_bit(int nr, volatile void * addr)
         local_irq_restore(flags);
 }
 
-static __inline__ void __change_bit(int nr, volatile void * addr)
-{
-        int     mask;
-        volatile unsigned int *a = addr;
-
-        a += nr >> 5;
-        mask = 1 << (nr & 0x1f);
-        *a ^= mask;
-}
-
 static __inline__ int test_and_set_bit(int nr, volatile void * addr)
 {
         int     mask, retval;
@@ -96,19 +66,6 @@ static __inline__ int test_and_set_bit(int nr, volatile void * addr)
         return retval;
 }
 
-static __inline__ int __test_and_set_bit(int nr, volatile void * addr)
-{
-        int     mask, retval;
-        volatile unsigned int *a = addr;
-
-        a += nr >> 5;
-        mask = 1 << (nr & 0x1f);
-        retval = (mask & *a) != 0;
-        *a |= mask;
-
-        return retval;
-}
-
 static __inline__ int test_and_clear_bit(int nr, volatile void * addr)
 {
         int     mask, retval;
@@ -125,19 +82,6 @@ static __inline__ int test_and_clear_bit(int nr, volatile void * addr)
         return retval;
 }
 
-static __inline__ int __test_and_clear_bit(int nr, volatile void * addr)
-{
-        int     mask, retval;
-        volatile unsigned int *a = addr;
-
-        a += nr >> 5;
-        mask = 1 << (nr & 0x1f);
-        retval = (mask & *a) != 0;
-        *a &= ~mask;
-
-        return retval;
-}
-
 static __inline__ int test_and_change_bit(int nr, volatile void * addr)
 {
         int     mask, retval;
@@ -154,23 +98,7 @@ static __inline__ int test_and_change_bit(int nr, volatile void * addr)
         return retval;
 }
 
-static __inline__ int __test_and_change_bit(int nr, volatile void * addr)
-{
-        int     mask, retval;
-        volatile unsigned int *a = addr;
-
-        a += nr >> 5;
-        mask = 1 << (nr & 0x1f);
-        retval = (mask & *a) != 0;
-        *a ^= mask;
-
-        return retval;
-}
-
-static __inline__ int test_bit(int nr, const volatile void *addr)
-{
-        return 1UL & (((const volatile unsigned int *) addr)[nr >> 5] >> (nr & 31));
-}
+#include <asm-generic/bitops/non-atomic.h>
 
 static __inline__ unsigned long ffz(unsigned long word)
 {
@@ -206,271 +134,15 @@ static __inline__ unsigned long __ffs(unsigned long word)
         return result;
 }
 
-/**
- * find_next_bit - find the next set bit in a memory region
- * @addr: The address to base the search on
- * @offset: The bitnumber to start searching at
- * @size: The maximum size to search
- */
-static __inline__ unsigned long find_next_bit(const unsigned long *addr,
-        unsigned long size, unsigned long offset)
-{
-        unsigned int *p = ((unsigned int *) addr) + (offset >> 5);
-        unsigned int result = offset & ~31UL;
-        unsigned int tmp;
-
-        if (offset >= size)
-                return size;
-        size -= result;
-        offset &= 31UL;
-        if (offset) {
-                tmp = *p++;
-                tmp &= ~0UL << offset;
-                if (size < 32)
-                        goto found_first;
-                if (tmp)
-                        goto found_middle;
-                size -= 32;
-                result += 32;
-        }
-        while (size >= 32) {
-                if ((tmp = *p++) != 0)
-                        goto found_middle;
-                result += 32;
-                size -= 32;
-        }
-        if (!size)
-                return result;
-        tmp = *p;
-
-found_first:
-        tmp &= ~0UL >> (32 - size);
-        if (tmp == 0UL)        /* Are any bits set? */
-                return result + size; /* Nope. */
-found_middle:
-        return result + __ffs(tmp);
-}
-
-/**
- * find_first_bit - find the first set bit in a memory region
- * @addr: The address to start the search at
- * @size: The maximum size to search
- *
- * Returns the bit-number of the first set bit, not the number of the byte
- * containing a bit.
- */
-#define find_first_bit(addr, size) \
-        find_next_bit((addr), (size), 0)
-
-static __inline__ int find_next_zero_bit(const unsigned long *addr, int size, int offset)
-{
-        const unsigned long *p = ((unsigned long *) addr) + (offset >> 5);
-        unsigned long result = offset & ~31UL;
-        unsigned long tmp;
-
-        if (offset >= size)
-                return size;
-        size -= result;
-        offset &= 31UL;
-        if (offset) {
-                tmp = *(p++);
-                tmp |= ~0UL >> (32-offset);
-                if (size < 32)
-                        goto found_first;
-                if (~tmp)
-                        goto found_middle;
-                size -= 32;
-                result += 32;
-        }
-        while (size & ~31UL) {
-                if (~(tmp = *(p++)))
-                        goto found_middle;
-                result += 32;
-                size -= 32;
-        }
-        if (!size)
-                return result;
-        tmp = *p;
-
-found_first:
-        tmp |= ~0UL << size;
-found_middle:
-        return result + ffz(tmp);
-}
-
-#define find_first_zero_bit(addr, size) \
-        find_next_zero_bit((addr), (size), 0)
-
-/*
- * 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)
-
-/*
- * Every architecture must define this function. It's the fastest
- * way of searching a 140-bit bitmap where the first 100 bits are
- * unlikely to be set. It's guaranteed that at least one of the 140
- * bits is cleared.
- */
-
-static inline int sched_find_first_bit(const unsigned long *b)
-{
-        if (unlikely(b[0]))
-                return __ffs(b[0]);
-        if (unlikely(b[1]))
-                return __ffs(b[1]) + 32;
-        if (unlikely(b[2]))
-                return __ffs(b[2]) + 64;
-        if (b[3])
-                return __ffs(b[3]) + 96;
-        return __ffs(b[4]) + 128;
-}
-
-#ifdef __LITTLE_ENDIAN__
-#define ext2_set_bit(nr, addr) test_and_set_bit((nr), (addr))
-#define ext2_clear_bit(nr, addr) test_and_clear_bit((nr), (addr))
-#define ext2_test_bit(nr, addr) test_bit((nr), (addr))
-#define ext2_find_first_zero_bit(addr, size) find_first_zero_bit((addr), (size))
-#define ext2_find_next_zero_bit(addr, size, offset) \
-                find_next_zero_bit((unsigned long *)(addr), (size), (offset))
-#else
-static __inline__ int ext2_set_bit(int nr, volatile void * addr)
-{
-        int             mask, retval;
-        unsigned long   flags;
-        volatile unsigned char  *ADDR = (unsigned char *) addr;
-
-        ADDR += nr >> 3;
-        mask = 1 << (nr & 0x07);
-        local_irq_save(flags);
-        retval = (mask & *ADDR) != 0;
-        *ADDR |= mask;
-        local_irq_restore(flags);
-        return retval;
-}
-
-static __inline__ int ext2_clear_bit(int nr, volatile void * addr)
-{
-        int             mask, retval;
-        unsigned long   flags;
-        volatile unsigned char  *ADDR = (unsigned char *) addr;
-
-        ADDR += nr >> 3;
-        mask = 1 << (nr & 0x07);
-        local_irq_save(flags);
-        retval = (mask & *ADDR) != 0;
-        *ADDR &= ~mask;
-        local_irq_restore(flags);
-        return retval;
-}
-
-static __inline__ int ext2_test_bit(int nr, const volatile void * addr)
-{
-        int                     mask;
-        const volatile unsigned char    *ADDR = (const unsigned char *) addr;
-
-        ADDR += nr >> 3;
-        mask = 1 << (nr & 0x07);
-        return ((mask & *ADDR) != 0);
-}
-
-#define ext2_find_first_zero_bit(addr, size) \
-        ext2_find_next_zero_bit((addr), (size), 0)
-
-static __inline__ unsigned long ext2_find_next_zero_bit(void *addr, unsigned long size, unsigned long offset)
-{
-        unsigned long *p = ((unsigned long *) addr) + (offset >> 5);
-        unsigned long result = offset & ~31UL;
-        unsigned long tmp;
-
-        if (offset >= size)
-                return size;
-        size -= result;
-        offset &= 31UL;
-        if(offset) {
-                /* We hold the little endian value in tmp, but then the
-                 * shift is illegal. So we could keep a big endian value
-                 * in tmp, like this:
-                 *
-                 * tmp = __swab32(*(p++));
-                 * tmp |= ~0UL >> (32-offset);
-                 *
-                 * but this would decrease preformance, so we change the
-                 * shift:
-                 */
-                tmp = *(p++);
-                tmp |= __swab32(~0UL >> (32-offset));
-                if(size < 32)
-                        goto found_first;
-                if(~tmp)
-                        goto found_middle;
-                size -= 32;
-                result += 32;
-        }
-        while(size & ~31UL) {
-                if(~(tmp = *(p++)))
-                        goto found_middle;
-                result += 32;
-                size -= 32;
-        }
-        if(!size)
-                return result;
-        tmp = *p;
-
-found_first:
-        /* tmp is little endian, so we would have to swab the shift,
-         * see above. But then we have to swab tmp below for ffz, so
-         * we might as well do this here.
-         */
-        return result + ffz(__swab32(tmp) | (~0UL << size));
-found_middle:
-        return result + ffz(__swab32(tmp));
-}
-#endif
-
-#define ext2_set_bit_atomic(lock, nr, addr)             \
-        ({                                              \
-                int ret;                                \
-                spin_lock(lock);                        \
-                ret = ext2_set_bit((nr), (addr));       \
-                spin_unlock(lock);                      \
-                ret;                                    \
-        })
-
-#define ext2_clear_bit_atomic(lock, nr, addr)           \
-        ({                                              \
-                int ret;                                \
-                spin_lock(lock);                        \
-                ret = ext2_clear_bit((nr), (addr));     \
-                spin_unlock(lock);                      \
-                ret;                                    \
-        })
-
-/* Bitmap functions for the minix filesystem.  */
-#define minix_test_and_set_bit(nr,addr) test_and_set_bit(nr,addr)
-#define minix_set_bit(nr,addr) set_bit(nr,addr)
-#define minix_test_and_clear_bit(nr,addr) test_and_clear_bit(nr,addr)
-#define minix_test_bit(nr,addr) test_bit(nr,addr)
-#define minix_find_first_zero_bit(addr,size) find_first_zero_bit(addr,size)
-
-/*
- * fls: find last bit set.
- */
-
-#define fls(x) generic_fls(x)
-#define fls64(x)   generic_fls64(x)
+#include <asm-generic/bitops/find.h>
+#include <asm-generic/bitops/ffs.h>
+#include <asm-generic/bitops/hweight.h>
+#include <asm-generic/bitops/sched.h>
+#include <asm-generic/bitops/ext2-non-atomic.h>
+#include <asm-generic/bitops/ext2-atomic.h>
+#include <asm-generic/bitops/minix.h>
+#include <asm-generic/bitops/fls.h>
+#include <asm-generic/bitops/fls64.h>
 
 #endif /* __KERNEL__ */
 
diff --git a/include/asm-sh/io.h b/include/asm-sh/io.h
index b0b2937b6f83..2c3afe71323d 100644
--- a/include/asm-sh/io.h
+++ b/include/asm-sh/io.h
@@ -174,20 +174,6 @@ static inline void __set_io_port_base(unsigned long pbase)
         generic_io_base = pbase;
 }
 
-#define isa_readb(a) readb(ioport_map(a, 1))
-#define isa_readw(a) readw(ioport_map(a, 2))
-#define isa_readl(a) readl(ioport_map(a, 4))
-#define isa_writeb(b,a) writeb(b,ioport_map(a, 1))
-#define isa_writew(w,a) writew(w,ioport_map(a, 2))
-#define isa_writel(l,a) writel(l,ioport_map(a, 4))
-
-#define isa_memset_io(a,b,c) \
-  memset((void *)(ioport_map((unsigned long)(a), 1)),(b),(c))
-#define isa_memcpy_fromio(a,b,c) \
-  memcpy((a),(void *)(ioport_map((unsigned long)(b), 1)),(c))
-#define isa_memcpy_toio(a,b,c) \
-  memcpy((void *)(ioport_map((unsigned long)(a), 1)),(b),(c))
-
 /* We really want to try and get these to memcpy etc */
 extern void memcpy_fromio(void *, volatile void __iomem *, unsigned long);
 extern void memcpy_toio(volatile void __iomem *, const void *, unsigned long);
diff --git a/include/asm-sh/page.h b/include/asm-sh/page.h
index 972c3f655b2a..9c89287c3e56 100644
--- a/include/asm-sh/page.h
+++ b/include/asm-sh/page.h
@@ -105,9 +105,7 @@ typedef struct { unsigned long pgprot; } pgprot_t;
 
 /* PFN start number, because of __MEMORY_START */
 #define PFN_START               (__MEMORY_START >> PAGE_SHIFT)
-
-#define pfn_to_page(pfn)        (mem_map + (pfn) - PFN_START)
-#define page_to_pfn(page)       ((unsigned long)((page) - mem_map) + PFN_START)
+#define ARCH_PFN_OFFSET         (FPN_START)
 #define virt_to_page(kaddr)     pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
 #define pfn_valid(pfn)          (((pfn) - PFN_START) < max_mapnr)
 #define virt_addr_valid(kaddr)  pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
@@ -117,6 +115,7 @@ typedef struct { unsigned long pgprot; } pgprot_t;
 
 #endif /* __KERNEL__ */
 
+#include <asm-generic/memory_model.h>
 #include <asm-generic/page.h>
 
 #endif /* __ASM_SH_PAGE_H */
diff --git a/include/asm-sh/poll.h b/include/asm-sh/poll.h
index 52f95b9188dc..dbca9b32f4a6 100644
--- a/include/asm-sh/poll.h
+++ b/include/asm-sh/poll.h
@@ -16,6 +16,7 @@
 #define POLLWRBAND      0x0200
 #define POLLMSG         0x0400
 #define POLLREMOVE      0x1000
+#define POLLRDHUP       0x2000
 
 struct pollfd {
         int fd;
diff --git a/include/asm-sh/stat.h b/include/asm-sh/stat.h
index 914e3fcbbd37..6c41a60657f1 100644
--- a/include/asm-sh/stat.h
+++ b/include/asm-sh/stat.h
@@ -60,13 +60,7 @@ struct stat64 {
         long long       st_size;
         unsigned long   st_blksize;
 
-#if defined(__BIG_ENDIAN__)
-        unsigned long   __pad4;         /* Future possible st_blocks hi bits */
-        unsigned long   st_blocks;      /* Number 512-byte blocks allocated. */
-#else /* Must be little */
-        unsigned long   st_blocks;      /* Number 512-byte blocks allocated. */
-        unsigned long   __pad4;         /* Future possible st_blocks hi bits */
-#endif
+        unsigned long long      st_blocks;      /* Number 512-byte blocks allocated. */
 
         unsigned long   st_atime;
         unsigned long   st_atime_nsec;
diff --git a/include/asm-sh/thread_info.h b/include/asm-sh/thread_info.h
index 85f0c11b4319..7345350d98c0 100644
--- a/include/asm-sh/thread_info.h
+++ b/include/asm-sh/thread_info.h
@@ -18,7 +18,7 @@
 struct thread_info {
         struct task_struct      *task;          /* main task structure */
         struct exec_domain      *exec_domain;   /* execution domain */
-        __u32                   flags;          /* low level flags */
+        unsigned long           flags;          /* low level flags */
         __u32                   cpu;
         int                     preempt_count; /* 0 => preemptable, <0 => BUG */
         struct restart_block    restart_block;
diff --git a/include/asm-sh/types.h b/include/asm-sh/types.h
index cb7e183a0a6b..488552f43b2a 100644
--- a/include/asm-sh/types.h
+++ b/include/asm-sh/types.h
@@ -58,6 +58,11 @@ typedef u64 sector_t;
 #define HAVE_SECTOR_T
 #endif
 
+#ifdef CONFIG_LSF
+typedef u64 blkcnt_t;
+#define HAVE_BLKCNT_T
+#endif
+
 #endif /* __ASSEMBLY__ */
 
 #endif /* __KERNEL__ */