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-rw-r--r--arch/tile/include/asm/atomic.h49
-rw-r--r--arch/tile/include/asm/atomic_32.h10
-rw-r--r--arch/tile/include/asm/atomic_64.h156
-rw-r--r--arch/tile/include/asm/backtrace.h82
-rw-r--r--arch/tile/include/asm/bitops.h1
-rw-r--r--arch/tile/include/asm/bitops_32.h1
-rw-r--r--arch/tile/include/asm/bitops_64.h105
-rw-r--r--arch/tile/include/asm/cacheflush.h18
-rw-r--r--arch/tile/include/asm/compat.h4
-rw-r--r--arch/tile/include/asm/dma-mapping.h3
-rw-r--r--arch/tile/include/asm/fb.h1
-rw-r--r--arch/tile/include/asm/io.h18
-rw-r--r--arch/tile/include/asm/irq.h2
-rw-r--r--arch/tile/include/asm/mmu_context.h4
-rw-r--r--arch/tile/include/asm/opcode-tile_32.h7
-rw-r--r--arch/tile/include/asm/opcode-tile_64.h1500
-rw-r--r--arch/tile/include/asm/opcode_constants_64.h1043
-rw-r--r--arch/tile/include/asm/page.h18
-rw-r--r--arch/tile/include/asm/parport.h1
-rw-r--r--arch/tile/include/asm/pci.h3
-rw-r--r--arch/tile/include/asm/pgtable_64.h175
-rw-r--r--arch/tile/include/asm/processor.h9
-rw-r--r--arch/tile/include/asm/serial.h1
-rw-r--r--arch/tile/include/asm/signal.h4
-rw-r--r--arch/tile/include/asm/spinlock_64.h161
-rw-r--r--arch/tile/include/asm/stat.h2
-rw-r--r--arch/tile/include/asm/swab.h6
-rw-r--r--arch/tile/include/asm/thread_info.h5
-rw-r--r--arch/tile/include/asm/topology.h75
-rw-r--r--arch/tile/include/asm/traps.h4
-rw-r--r--arch/tile/include/asm/unistd.h2
-rw-r--r--arch/tile/include/asm/vga.h39
32 files changed, 2041 insertions, 1468 deletions
diff --git a/arch/tile/include/asm/atomic.h b/arch/tile/include/asm/atomic.h
index 75a16028a952..739cfe0499d1 100644
--- a/arch/tile/include/asm/atomic.h
+++ b/arch/tile/include/asm/atomic.h
@@ -130,17 +130,52 @@ static inline int atomic_read(const atomic_t *v)
*/
#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
-
-/*
- * We define xchg() and cmpxchg() in the included headers.
- * Note that we do not define __HAVE_ARCH_CMPXCHG, since that would imply
- * that cmpxchg() is an efficient operation, which is not particularly true.
- */
-
/* Nonexistent functions intended to cause link errors. */
extern unsigned long __xchg_called_with_bad_pointer(void);
extern unsigned long __cmpxchg_called_with_bad_pointer(void);
+#define xchg(ptr, x) \
+ ({ \
+ typeof(*(ptr)) __x; \
+ switch (sizeof(*(ptr))) { \
+ case 4: \
+ __x = (typeof(__x))(typeof(__x-__x))atomic_xchg( \
+ (atomic_t *)(ptr), \
+ (u32)(typeof((x)-(x)))(x)); \
+ break; \
+ case 8: \
+ __x = (typeof(__x))(typeof(__x-__x))atomic64_xchg( \
+ (atomic64_t *)(ptr), \
+ (u64)(typeof((x)-(x)))(x)); \
+ break; \
+ default: \
+ __xchg_called_with_bad_pointer(); \
+ } \
+ __x; \
+ })
+
+#define cmpxchg(ptr, o, n) \
+ ({ \
+ typeof(*(ptr)) __x; \
+ switch (sizeof(*(ptr))) { \
+ case 4: \
+ __x = (typeof(__x))(typeof(__x-__x))atomic_cmpxchg( \
+ (atomic_t *)(ptr), \
+ (u32)(typeof((o)-(o)))(o), \
+ (u32)(typeof((n)-(n)))(n)); \
+ break; \
+ case 8: \
+ __x = (typeof(__x))(typeof(__x-__x))atomic64_cmpxchg( \
+ (atomic64_t *)(ptr), \
+ (u64)(typeof((o)-(o)))(o), \
+ (u64)(typeof((n)-(n)))(n)); \
+ break; \
+ default: \
+ __cmpxchg_called_with_bad_pointer(); \
+ } \
+ __x; \
+ })
+
#define tas(ptr) (xchg((ptr), 1))
#endif /* __ASSEMBLY__ */
diff --git a/arch/tile/include/asm/atomic_32.h b/arch/tile/include/asm/atomic_32.h
index ed359aee8837..92a8bee32311 100644
--- a/arch/tile/include/asm/atomic_32.h
+++ b/arch/tile/include/asm/atomic_32.h
@@ -110,16 +110,6 @@ static inline void atomic_set(atomic_t *v, int n)
_atomic_xchg(v, n);
}
-#define xchg(ptr, x) ((typeof(*(ptr))) \
- ((sizeof(*(ptr)) == sizeof(atomic_t)) ? \
- atomic_xchg((atomic_t *)(ptr), (long)(x)) : \
- __xchg_called_with_bad_pointer()))
-
-#define cmpxchg(ptr, o, n) ((typeof(*(ptr))) \
- ((sizeof(*(ptr)) == sizeof(atomic_t)) ? \
- atomic_cmpxchg((atomic_t *)(ptr), (long)(o), (long)(n)) : \
- __cmpxchg_called_with_bad_pointer()))
-
/* A 64bit atomic type */
typedef struct {
diff --git a/arch/tile/include/asm/atomic_64.h b/arch/tile/include/asm/atomic_64.h
new file mode 100644
index 000000000000..1c1e60d8ccb6
--- /dev/null
+++ b/arch/tile/include/asm/atomic_64.h
@@ -0,0 +1,156 @@
+/*
+ * Copyright 2011 Tilera Corporation. 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, version 2.
+ *
+ * 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.
+ *
+ * Do not include directly; use <asm/atomic.h>.
+ */
+
+#ifndef _ASM_TILE_ATOMIC_64_H
+#define _ASM_TILE_ATOMIC_64_H
+
+#ifndef __ASSEMBLY__
+
+#include <arch/spr_def.h>
+
+/* First, the 32-bit atomic ops that are "real" on our 64-bit platform. */
+
+#define atomic_set(v, i) ((v)->counter = (i))
+
+/*
+ * The smp_mb() operations throughout are to support the fact that
+ * Linux requires memory barriers before and after the operation,
+ * on any routine which updates memory and returns a value.
+ */
+
+static inline int atomic_cmpxchg(atomic_t *v, int o, int n)
+{
+ int val;
+ __insn_mtspr(SPR_CMPEXCH_VALUE, o);
+ smp_mb(); /* barrier for proper semantics */
+ val = __insn_cmpexch4((void *)&v->counter, n);
+ smp_mb(); /* barrier for proper semantics */
+ return val;
+}
+
+static inline int atomic_xchg(atomic_t *v, int n)
+{
+ int val;
+ smp_mb(); /* barrier for proper semantics */
+ val = __insn_exch4((void *)&v->counter, n);
+ smp_mb(); /* barrier for proper semantics */
+ return val;
+}
+
+static inline void atomic_add(int i, atomic_t *v)
+{
+ __insn_fetchadd4((void *)&v->counter, i);
+}
+
+static inline int atomic_add_return(int i, atomic_t *v)
+{
+ int val;
+ smp_mb(); /* barrier for proper semantics */
+ val = __insn_fetchadd4((void *)&v->counter, i) + i;
+ barrier(); /* the "+ i" above will wait on memory */
+ return val;
+}
+
+static inline int atomic_add_unless(atomic_t *v, int a, int u)
+{
+ int guess, oldval = v->counter;
+ do {
+ if (oldval == u)
+ break;
+ guess = oldval;
+ oldval = atomic_cmpxchg(v, guess, guess + a);
+ } while (guess != oldval);
+ return oldval != u;
+}
+
+/* Now the true 64-bit operations. */
+
+#define ATOMIC64_INIT(i) { (i) }
+
+#define atomic64_read(v) ((v)->counter)
+#define atomic64_set(v, i) ((v)->counter = (i))
+
+static inline long atomic64_cmpxchg(atomic64_t *v, long o, long n)
+{
+ long val;
+ smp_mb(); /* barrier for proper semantics */
+ __insn_mtspr(SPR_CMPEXCH_VALUE, o);
+ val = __insn_cmpexch((void *)&v->counter, n);
+ smp_mb(); /* barrier for proper semantics */
+ return val;
+}
+
+static inline long atomic64_xchg(atomic64_t *v, long n)
+{
+ long val;
+ smp_mb(); /* barrier for proper semantics */
+ val = __insn_exch((void *)&v->counter, n);
+ smp_mb(); /* barrier for proper semantics */
+ return val;
+}
+
+static inline void atomic64_add(long i, atomic64_t *v)
+{
+ __insn_fetchadd((void *)&v->counter, i);
+}
+
+static inline long atomic64_add_return(long i, atomic64_t *v)
+{
+ int val;
+ smp_mb(); /* barrier for proper semantics */
+ val = __insn_fetchadd((void *)&v->counter, i) + i;
+ barrier(); /* the "+ i" above will wait on memory */
+ return val;
+}
+
+static inline long atomic64_add_unless(atomic64_t *v, long a, long u)
+{
+ long guess, oldval = v->counter;
+ do {
+ if (oldval == u)
+ break;
+ guess = oldval;
+ oldval = atomic64_cmpxchg(v, guess, guess + a);
+ } while (guess != oldval);
+ return oldval != u;
+}
+
+#define atomic64_sub_return(i, v) atomic64_add_return(-(i), (v))
+#define atomic64_sub(i, v) atomic64_add(-(i), (v))
+#define atomic64_inc_return(v) atomic64_add_return(1, (v))
+#define atomic64_dec_return(v) atomic64_sub_return(1, (v))
+#define atomic64_inc(v) atomic64_add(1, (v))
+#define atomic64_dec(v) atomic64_sub(1, (v))
+
+#define atomic64_inc_and_test(v) (atomic64_inc_return(v) == 0)
+#define atomic64_dec_and_test(v) (atomic64_dec_return(v) == 0)
+#define atomic64_sub_and_test(i, v) (atomic64_sub_return((i), (v)) == 0)
+#define atomic64_add_negative(i, v) (atomic64_add_return((i), (v)) < 0)
+
+#define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0)
+
+/* Atomic dec and inc don't implement barrier, so provide them if needed. */
+#define smp_mb__before_atomic_dec() smp_mb()
+#define smp_mb__after_atomic_dec() smp_mb()
+#define smp_mb__before_atomic_inc() smp_mb()
+#define smp_mb__after_atomic_inc() smp_mb()
+
+/* Define this to indicate that cmpxchg is an efficient operation. */
+#define __HAVE_ARCH_CMPXCHG
+
+#endif /* !__ASSEMBLY__ */
+
+#endif /* _ASM_TILE_ATOMIC_64_H */
diff --git a/arch/tile/include/asm/backtrace.h b/arch/tile/include/asm/backtrace.h
index f18887d82399..bd5399a69edf 100644
--- a/arch/tile/include/asm/backtrace.h
+++ b/arch/tile/include/asm/backtrace.h
@@ -12,80 +12,41 @@
* more details.
*/
-#ifndef _TILE_BACKTRACE_H
-#define _TILE_BACKTRACE_H
-
-
+#ifndef _ASM_TILE_BACKTRACE_H
+#define _ASM_TILE_BACKTRACE_H
#include <linux/types.h>
-#include <arch/chip.h>
-
-#if defined(__tile__)
-typedef unsigned long VirtualAddress;
-#elif CHIP_VA_WIDTH() > 32
-typedef unsigned long long VirtualAddress;
-#else
-typedef unsigned int VirtualAddress;
-#endif
-
-
-/** Reads 'size' bytes from 'address' and writes the data to 'result'.
+/* Reads 'size' bytes from 'address' and writes the data to 'result'.
* Returns true if successful, else false (e.g. memory not readable).
*/
typedef bool (*BacktraceMemoryReader)(void *result,
- VirtualAddress address,
+ unsigned long address,
unsigned int size,
void *extra);
typedef struct {
- /** Current PC. */
- VirtualAddress pc;
+ /* Current PC. */
+ unsigned long pc;
- /** Current stack pointer value. */
- VirtualAddress sp;
+ /* Current stack pointer value. */
+ unsigned long sp;
- /** Current frame pointer value (i.e. caller's stack pointer) */
- VirtualAddress fp;
+ /* Current frame pointer value (i.e. caller's stack pointer) */
+ unsigned long fp;
- /** Internal use only: caller's PC for first frame. */
- VirtualAddress initial_frame_caller_pc;
+ /* Internal use only: caller's PC for first frame. */
+ unsigned long initial_frame_caller_pc;
- /** Internal use only: callback to read memory. */
+ /* Internal use only: callback to read memory. */
BacktraceMemoryReader read_memory_func;
- /** Internal use only: arbitrary argument to read_memory_func. */
+ /* Internal use only: arbitrary argument to read_memory_func. */
void *read_memory_func_extra;
} BacktraceIterator;
-/** Initializes a backtracer to start from the given location.
- *
- * If the frame pointer cannot be determined it is set to -1.
- *
- * @param state The state to be filled in.
- * @param read_memory_func A callback that reads memory. If NULL, a default
- * value is provided.
- * @param read_memory_func_extra An arbitrary argument to read_memory_func.
- * @param pc The current PC.
- * @param lr The current value of the 'lr' register.
- * @param sp The current value of the 'sp' register.
- * @param r52 The current value of the 'r52' register.
- */
-extern void backtrace_init(BacktraceIterator *state,
- BacktraceMemoryReader read_memory_func,
- void *read_memory_func_extra,
- VirtualAddress pc, VirtualAddress lr,
- VirtualAddress sp, VirtualAddress r52);
-
-
-/** Advances the backtracing state to the calling frame, returning
- * true iff successful.
- */
-extern bool backtrace_next(BacktraceIterator *state);
-
-
typedef enum {
/* We have no idea what the caller's pc is. */
@@ -138,7 +99,7 @@ enum {
};
-/** Internal constants used to define 'info' operands. */
+/* Internal constants used to define 'info' operands. */
enum {
/* 0 and 1 are reserved, as are all negative numbers. */
@@ -147,13 +108,10 @@ enum {
CALLER_SP_IN_R52_BASE = 4,
CALLER_SP_OFFSET_BASE = 8,
-
- /* Marks the entry point of certain functions. */
- ENTRY_POINT_INFO_OP = 16
};
-/** Current backtracer state describing where it thinks the caller is. */
+/* Current backtracer state describing where it thinks the caller is. */
typedef struct {
/*
* Public fields
@@ -192,7 +150,13 @@ typedef struct {
} CallerLocation;
+extern void backtrace_init(BacktraceIterator *state,
+ BacktraceMemoryReader read_memory_func,
+ void *read_memory_func_extra,
+ unsigned long pc, unsigned long lr,
+ unsigned long sp, unsigned long r52);
+extern bool backtrace_next(BacktraceIterator *state);
-#endif /* _TILE_BACKTRACE_H */
+#endif /* _ASM_TILE_BACKTRACE_H */
diff --git a/arch/tile/include/asm/bitops.h b/arch/tile/include/asm/bitops.h
index 132e6bbd07e9..16f1fa51fea1 100644
--- a/arch/tile/include/asm/bitops.h
+++ b/arch/tile/include/asm/bitops.h
@@ -122,6 +122,7 @@ static inline unsigned long __arch_hweight64(__u64 w)
#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/find.h>
#include <asm-generic/bitops/sched.h>
+#include <asm-generic/bitops/non-atomic.h>
#include <asm-generic/bitops/le.h>
#endif /* _ASM_TILE_BITOPS_H */
diff --git a/arch/tile/include/asm/bitops_32.h b/arch/tile/include/asm/bitops_32.h
index 2638be51a164..d31ab905cfa7 100644
--- a/arch/tile/include/asm/bitops_32.h
+++ b/arch/tile/include/asm/bitops_32.h
@@ -126,7 +126,6 @@ static inline int test_and_change_bit(unsigned nr,
#define smp_mb__before_clear_bit() smp_mb()
#define smp_mb__after_clear_bit() do {} while (0)
-#include <asm-generic/bitops/non-atomic.h>
#include <asm-generic/bitops/ext2-atomic.h>
#endif /* _ASM_TILE_BITOPS_32_H */
diff --git a/arch/tile/include/asm/bitops_64.h b/arch/tile/include/asm/bitops_64.h
new file mode 100644
index 000000000000..99615e8d2d8b
--- /dev/null
+++ b/arch/tile/include/asm/bitops_64.h
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2011 Tilera Corporation. 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, version 2.
+ *
+ * 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.
+ */
+
+#ifndef _ASM_TILE_BITOPS_64_H
+#define _ASM_TILE_BITOPS_64_H
+
+#include <linux/compiler.h>
+#include <asm/atomic.h>
+#include <asm/system.h>
+
+/* See <asm/bitops.h> for API comments. */
+
+static inline void set_bit(unsigned nr, volatile unsigned long *addr)
+{
+ unsigned long mask = (1UL << (nr % BITS_PER_LONG));
+ __insn_fetchor((void *)(addr + nr / BITS_PER_LONG), mask);
+}
+
+static inline void clear_bit(unsigned nr, volatile unsigned long *addr)
+{
+ unsigned long mask = (1UL << (nr % BITS_PER_LONG));
+ __insn_fetchand((void *)(addr + nr / BITS_PER_LONG), ~mask);
+}
+
+#define smp_mb__before_clear_bit() smp_mb()
+#define smp_mb__after_clear_bit() smp_mb()
+
+
+static inline void change_bit(unsigned nr, volatile unsigned long *addr)
+{
+ unsigned long old, mask = (1UL << (nr % BITS_PER_LONG));
+ long guess, oldval;
+ addr += nr / BITS_PER_LONG;
+ old = *addr;
+ do {
+ guess = oldval;
+ oldval = atomic64_cmpxchg((atomic64_t *)addr,
+ guess, guess ^ mask);
+ } while (guess != oldval);
+}
+
+
+/*
+ * The test_and_xxx_bit() routines require a memory fence before we
+ * start the operation, and after the operation completes. We use
+ * smp_mb() before, and rely on the "!= 0" comparison, plus a compiler
+ * barrier(), to block until the atomic op is complete.
+ */
+
+static inline int test_and_set_bit(unsigned nr, volatile unsigned long *addr)
+{
+ int val;
+ unsigned long mask = (1UL << (nr % BITS_PER_LONG));
+ smp_mb(); /* barrier for proper semantics */
+ val = (__insn_fetchor((void *)(addr + nr / BITS_PER_LONG), mask)
+ & mask) != 0;
+ barrier();
+ return val;
+}
+
+
+static inline int test_and_clear_bit(unsigned nr, volatile unsigned long *addr)
+{
+ int val;
+ unsigned long mask = (1UL << (nr % BITS_PER_LONG));
+ smp_mb(); /* barrier for proper semantics */
+ val = (__insn_fetchand((void *)(addr + nr / BITS_PER_LONG), ~mask)
+ & mask) != 0;
+ barrier();
+ return val;
+}
+
+
+static inline int test_and_change_bit(unsigned nr,
+ volatile unsigned long *addr)
+{
+ unsigned long mask = (1UL << (nr % BITS_PER_LONG));
+ long guess, oldval = *addr;
+ addr += nr / BITS_PER_LONG;
+ oldval = *addr;
+ do {
+ guess = oldval;
+ oldval = atomic64_cmpxchg((atomic64_t *)addr,
+ guess, guess ^ mask);
+ } while (guess != oldval);
+ return (oldval & mask) != 0;
+}
+
+#define ext2_set_bit_atomic(lock, nr, addr) \
+ test_and_set_bit((nr), (unsigned long *)(addr))
+#define ext2_clear_bit_atomic(lock, nr, addr) \
+ test_and_clear_bit((nr), (unsigned long *)(addr))
+
+#endif /* _ASM_TILE_BITOPS_64_H */
diff --git a/arch/tile/include/asm/cacheflush.h b/arch/tile/include/asm/cacheflush.h
index 12fb0fb330ee..e925f4bb498f 100644
--- a/arch/tile/include/asm/cacheflush.h
+++ b/arch/tile/include/asm/cacheflush.h
@@ -116,22 +116,28 @@ static inline void __finv_buffer(void *buffer, size_t size)
}
-/* Invalidate a VA range, then memory fence. */
+/* Invalidate a VA range and wait for it to be complete. */
static inline void inv_buffer(void *buffer, size_t size)
{
__inv_buffer(buffer, size);
- mb_incoherent();
+ mb();
}
-/* Flush a VA range, then memory fence. */
-static inline void flush_buffer(void *buffer, size_t size)
+/*
+ * Flush a locally-homecached VA range and wait for the evicted
+ * cachelines to hit memory.
+ */
+static inline void flush_buffer_local(void *buffer, size_t size)
{
__flush_buffer(buffer, size);
mb_incoherent();
}
-/* Flush & invalidate a VA range, then memory fence. */
-static inline void finv_buffer(void *buffer, size_t size)
+/*
+ * Flush and invalidate a locally-homecached VA range and wait for the
+ * evicted cachelines to hit memory.
+ */
+static inline void finv_buffer_local(void *buffer, size_t size)
{
__finv_buffer(buffer, size);
mb_incoherent();
diff --git a/arch/tile/include/asm/compat.h b/arch/tile/include/asm/compat.h
index c3ae570c0a5d..bf95f55b82b0 100644
--- a/arch/tile/include/asm/compat.h
+++ b/arch/tile/include/asm/compat.h
@@ -215,8 +215,8 @@ struct compat_sigaction;
struct compat_siginfo;
struct compat_sigaltstack;
long compat_sys_execve(const char __user *path,
- const compat_uptr_t __user *argv,
- const compat_uptr_t __user *envp, struct pt_regs *);
+ compat_uptr_t __user *argv,
+ compat_uptr_t __user *envp, struct pt_regs *);
long compat_sys_rt_sigaction(int sig, struct compat_sigaction __user *act,
struct compat_sigaction __user *oact,
size_t sigsetsize);
diff --git a/arch/tile/include/asm/dma-mapping.h b/arch/tile/include/asm/dma-mapping.h
index 15e1dceecc64..eaa06d175b39 100644
--- a/arch/tile/include/asm/dma-mapping.h
+++ b/arch/tile/include/asm/dma-mapping.h
@@ -65,7 +65,8 @@ extern void dma_sync_single_range_for_cpu(struct device *, dma_addr_t,
extern void dma_sync_single_range_for_device(struct device *, dma_addr_t,
unsigned long offset, size_t,
enum dma_data_direction);
-extern void dma_cache_sync(void *vaddr, size_t, enum dma_data_direction);
+extern void dma_cache_sync(struct device *dev, void *vaddr, size_t,
+ enum dma_data_direction);
static inline int
dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
diff --git a/arch/tile/include/asm/fb.h b/arch/tile/include/asm/fb.h
new file mode 100644
index 000000000000..3a4988e8df45
--- /dev/null
+++ b/arch/tile/include/asm/fb.h
@@ -0,0 +1 @@
+#include <asm-generic/fb.h>
diff --git a/arch/tile/include/asm/io.h b/arch/tile/include/asm/io.h
index d3cbb9b14cbe..c9ea1652af03 100644
--- a/arch/tile/include/asm/io.h
+++ b/arch/tile/include/asm/io.h
@@ -52,6 +52,7 @@ extern void iounmap(volatile void __iomem *addr);
#endif
#define ioremap_nocache(physaddr, size) ioremap(physaddr, size)
+#define ioremap_wc(physaddr, size) ioremap(physaddr, size)
#define ioremap_writethrough(physaddr, size) ioremap(physaddr, size)
#define ioremap_fullcache(physaddr, size) ioremap(physaddr, size)
@@ -161,6 +162,15 @@ static inline void _tile_writeq(u64 val, unsigned long addr)
#define iowrite32 writel
#define iowrite64 writeq
+static inline void memset_io(void *dst, int val, size_t len)
+{
+ int x;
+ BUG_ON((unsigned long)dst & 0x3);
+ val = (val & 0xff) * 0x01010101;
+ for (x = 0; x < len; x += 4)
+ writel(val, dst + x);
+}
+
static inline void memcpy_fromio(void *dst, const volatile void __iomem *src,
size_t len)
{
@@ -269,6 +279,11 @@ static inline void outsl(unsigned long addr, const void *buffer, int count)
ioport_panic();
}
+#define ioread16be(addr) be16_to_cpu(ioread16(addr))
+#define ioread32be(addr) be32_to_cpu(ioread32(addr))
+#define iowrite16be(v, addr) iowrite16(be16_to_cpu(v), (addr))
+#define iowrite32be(v, addr) iowrite32(be32_to_cpu(v), (addr))
+
#define ioread8_rep(p, dst, count) \
insb((unsigned long) (p), (dst), (count))
#define ioread16_rep(p, dst, count) \
@@ -283,4 +298,7 @@ static inline void outsl(unsigned long addr, const void *buffer, int count)
#define iowrite32_rep(p, src, count) \
outsl((unsigned long) (p), (src), (count))
+#define virt_to_bus virt_to_phys
+#define bus_to_virt phys_to_virt
+
#endif /* _ASM_TILE_IO_H */
diff --git a/arch/tile/include/asm/irq.h b/arch/tile/include/asm/irq.h
index 572fd3ef1d73..94e9a511de84 100644
--- a/arch/tile/include/asm/irq.h
+++ b/arch/tile/include/asm/irq.h
@@ -23,6 +23,8 @@
/* IRQ numbers used for linux IPIs. */
#define IRQ_RESCHEDULE 1
+#define irq_canonicalize(irq) (irq)
+
void ack_bad_irq(unsigned int irq);
/*
diff --git a/arch/tile/include/asm/mmu_context.h b/arch/tile/include/asm/mmu_context.h
index 9bc0d0725c28..15fb24641120 100644
--- a/arch/tile/include/asm/mmu_context.h
+++ b/arch/tile/include/asm/mmu_context.h
@@ -100,8 +100,8 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
__get_cpu_var(current_asid) = asid;
/* Clear cpu from the old mm, and set it in the new one. */
- cpumask_clear_cpu(cpu, &prev->cpu_vm_mask);
- cpumask_set_cpu(cpu, &next->cpu_vm_mask);
+ cpumask_clear_cpu(cpu, mm_cpumask(prev));
+ cpumask_set_cpu(cpu, mm_cpumask(next));
/* Re-load page tables */
install_page_table(next->pgd, asid);
diff --git a/arch/tile/include/asm/opcode-tile_32.h b/arch/tile/include/asm/opcode-tile_32.h
index eda60ecbae3d..03df7b1e77bf 100644
--- a/arch/tile/include/asm/opcode-tile_32.h
+++ b/arch/tile/include/asm/opcode-tile_32.h
@@ -1502,5 +1502,12 @@ extern int parse_insn_tile(tile_bundle_bits bits,
decoded[TILE_MAX_INSTRUCTIONS_PER_BUNDLE]);
+/* Given a set of bundle bits and a specific pipe, returns which
+ * instruction the bundle contains in that pipe.
+ */
+extern const struct tile_opcode *
+find_opcode(tile_bundle_bits bits, tile_pipeline pipe);
+
+
#endif /* opcode_tile_h */
diff --git a/arch/tile/include/asm/opcode-tile_64.h b/arch/tile/include/asm/opcode-tile_64.h
index eda60ecbae3d..c0633466cd5c 100644
--- a/arch/tile/include/asm/opcode-tile_64.h
+++ b/arch/tile/include/asm/opcode-tile_64.h
@@ -5,863 +5,711 @@
#ifndef opcode_tile_h
#define opcode_tile_h
-typedef unsigned long long tile_bundle_bits;
+typedef unsigned long long tilegx_bundle_bits;
enum
{
- TILE_MAX_OPERANDS = 5 /* mm */
+ TILEGX_MAX_OPERANDS = 4 /* bfexts */
};
typedef enum
{
- TILE_OPC_BPT,
- TILE_OPC_INFO,
- TILE_OPC_INFOL,
- TILE_OPC_J,
- TILE_OPC_JAL,
- TILE_OPC_MOVE,
- TILE_OPC_MOVE_SN,
- TILE_OPC_MOVEI,
- TILE_OPC_MOVEI_SN,
- TILE_OPC_MOVELI,
- TILE_OPC_MOVELI_SN,
- TILE_OPC_MOVELIS,
- TILE_OPC_PREFETCH,
- TILE_OPC_RAISE,
- TILE_OPC_ADD,
- TILE_OPC_ADD_SN,
- TILE_OPC_ADDB,
- TILE_OPC_ADDB_SN,
- TILE_OPC_ADDBS_U,
- TILE_OPC_ADDBS_U_SN,
- TILE_OPC_ADDH,
- TILE_OPC_ADDH_SN,
- TILE_OPC_ADDHS,
- TILE_OPC_ADDHS_SN,
- TILE_OPC_ADDI,
- TILE_OPC_ADDI_SN,
- TILE_OPC_ADDIB,
- TILE_OPC_ADDIB_SN,
- TILE_OPC_ADDIH,
- TILE_OPC_ADDIH_SN,
- TILE_OPC_ADDLI,
- TILE_OPC_ADDLI_SN,
- TILE_OPC_ADDLIS,
- TILE_OPC_ADDS,
- TILE_OPC_ADDS_SN,
- TILE_OPC_ADIFFB_U,
- TILE_OPC_ADIFFB_U_SN,
- TILE_OPC_ADIFFH,
- TILE_OPC_ADIFFH_SN,
- TILE_OPC_AND,
- TILE_OPC_AND_SN,
- TILE_OPC_ANDI,
- TILE_OPC_ANDI_SN,
- TILE_OPC_AULI,
- TILE_OPC_AVGB_U,
- TILE_OPC_AVGB_U_SN,
- TILE_OPC_AVGH,
- TILE_OPC_AVGH_SN,
- TILE_OPC_BBNS,
- TILE_OPC_BBNS_SN,
- TILE_OPC_BBNST,
- TILE_OPC_BBNST_SN,
- TILE_OPC_BBS,
- TILE_OPC_BBS_SN,
- TILE_OPC_BBST,
- TILE_OPC_BBST_SN,
- TILE_OPC_BGEZ,
- TILE_OPC_BGEZ_SN,
- TILE_OPC_BGEZT,
- TILE_OPC_BGEZT_SN,
- TILE_OPC_BGZ,
- TILE_OPC_BGZ_SN,
- TILE_OPC_BGZT,
- TILE_OPC_BGZT_SN,
- TILE_OPC_BITX,
- TILE_OPC_BITX_SN,
- TILE_OPC_BLEZ,
- TILE_OPC_BLEZ_SN,
- TILE_OPC_BLEZT,
- TILE_OPC_BLEZT_SN,
- TILE_OPC_BLZ,
- TILE_OPC_BLZ_SN,
- TILE_OPC_BLZT,
- TILE_OPC_BLZT_SN,
- TILE_OPC_BNZ,
- TILE_OPC_BNZ_SN,
- TILE_OPC_BNZT,
- TILE_OPC_BNZT_SN,
- TILE_OPC_BYTEX,
- TILE_OPC_BYTEX_SN,
- TILE_OPC_BZ,
- TILE_OPC_BZ_SN,
- TILE_OPC_BZT,
- TILE_OPC_BZT_SN,
- TILE_OPC_CLZ,
- TILE_OPC_CLZ_SN,
- TILE_OPC_CRC32_32,
- TILE_OPC_CRC32_32_SN,
- TILE_OPC_CRC32_8,
- TILE_OPC_CRC32_8_SN,
- TILE_OPC_CTZ,
- TILE_OPC_CTZ_SN,
- TILE_OPC_DRAIN,
- TILE_OPC_DTLBPR,
- TILE_OPC_DWORD_ALIGN,
- TILE_OPC_DWORD_ALIGN_SN,
- TILE_OPC_FINV,
- TILE_OPC_FLUSH,
- TILE_OPC_FNOP,
- TILE_OPC_ICOH,
- TILE_OPC_ILL,
- TILE_OPC_INTHB,
- TILE_OPC_INTHB_SN,
- TILE_OPC_INTHH,
- TILE_OPC_INTHH_SN,
- TILE_OPC_INTLB