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-rw-r--r--arch/frv/include/asm/atomic.h57
-rw-r--r--arch/frv/include/asm/barrier.h29
-rw-r--r--arch/frv/include/asm/bug.h2
-rw-r--r--arch/frv/include/asm/cmpxchg.h172
-rw-r--r--arch/frv/include/asm/exec.h17
-rw-r--r--arch/frv/include/asm/switch_to.h35
-rw-r--r--arch/frv/include/asm/system.h162
-rw-r--r--arch/frv/kernel/debug-stub.c1
-rw-r--r--arch/frv/kernel/gdb-io.c1
-rw-r--r--arch/frv/kernel/gdb-stub.c1
-rw-r--r--arch/frv/kernel/irq-mb93091.c1
-rw-r--r--arch/frv/kernel/irq-mb93093.c1
-rw-r--r--arch/frv/kernel/irq-mb93493.c1
-rw-r--r--arch/frv/kernel/irq.c1
-rw-r--r--arch/frv/kernel/process.c1
-rw-r--r--arch/frv/kernel/ptrace.c1
-rw-r--r--arch/frv/kernel/traps.c1
-rw-r--r--arch/frv/mm/fault.c1
-rw-r--r--arch/frv/mm/init.c1
-rw-r--r--arch/frv/mm/kmap.c1
20 files changed, 261 insertions, 226 deletions
diff --git a/arch/frv/include/asm/atomic.h b/arch/frv/include/asm/atomic.h
index 0d8a7d6..b86329d 100644
--- a/arch/frv/include/asm/atomic.h
+++ b/arch/frv/include/asm/atomic.h
@@ -16,7 +16,7 @@
#include <linux/types.h>
#include <asm/spr-regs.h>
-#include <asm/system.h>
+#include <asm/cmpxchg.h>
#ifdef CONFIG_SMP
#error not SMP safe
@@ -181,61 +181,6 @@ static inline void atomic64_dec(atomic64_t *v)
#define atomic64_dec_and_test(v) (atomic64_dec_return((v)) == 0)
#define atomic64_inc_and_test(v) (atomic64_inc_return((v)) == 0)
-/*****************************************************************************/
-/*
- * exchange value with memory
- */
-extern uint64_t __xchg_64(uint64_t i, volatile void *v);
-
-#ifndef CONFIG_FRV_OUTOFLINE_ATOMIC_OPS
-
-#define xchg(ptr, x) \
-({ \
- __typeof__(ptr) __xg_ptr = (ptr); \
- __typeof__(*(ptr)) __xg_orig; \
- \
- switch (sizeof(__xg_orig)) { \
- case 4: \
- asm volatile( \
- "swap%I0 %M0,%1" \
- : "+m"(*__xg_ptr), "=r"(__xg_orig) \
- : "1"(x) \
- : "memory" \
- ); \
- break; \
- \
- default: \
- __xg_orig = (__typeof__(__xg_orig))0; \
- asm volatile("break"); \
- break; \
- } \
- \
- __xg_orig; \
-})
-
-#else
-
-extern uint32_t __xchg_32(uint32_t i, volatile void *v);
-
-#define xchg(ptr, x) \
-({ \
- __typeof__(ptr) __xg_ptr = (ptr); \
- __typeof__(*(ptr)) __xg_orig; \
- \
- switch (sizeof(__xg_orig)) { \
- case 4: __xg_orig = (__typeof__(*(ptr))) __xchg_32((uint32_t) x, __xg_ptr); break; \
- default: \
- __xg_orig = (__typeof__(__xg_orig))0; \
- asm volatile("break"); \
- break; \
- } \
- __xg_orig; \
-})
-
-#endif
-
-#define tas(ptr) (xchg((ptr), 1))
-
#define atomic_cmpxchg(v, old, new) (cmpxchg(&(v)->counter, old, new))
#define atomic_xchg(v, new) (xchg(&(v)->counter, new))
#define atomic64_cmpxchg(v, old, new) (__cmpxchg_64(old, new, &(v)->counter))
diff --git a/arch/frv/include/asm/barrier.h b/arch/frv/include/asm/barrier.h
new file mode 100644
index 0000000..06776ad
--- /dev/null
+++ b/arch/frv/include/asm/barrier.h
@@ -0,0 +1,29 @@
+/* FR-V CPU memory barrier definitions
+ *
+ * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * 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_BARRIER_H
+#define _ASM_BARRIER_H
+
+#define nop() asm volatile ("nop"::)
+
+#define mb() asm volatile ("membar" : : :"memory")
+#define rmb() asm volatile ("membar" : : :"memory")
+#define wmb() asm volatile ("membar" : : :"memory")
+#define read_barrier_depends() do { } while (0)
+
+#define smp_mb() barrier()
+#define smp_rmb() barrier()
+#define smp_wmb() barrier()
+#define smp_read_barrier_depends() do {} while(0)
+#define set_mb(var, value) \
+ do { var = (value); barrier(); } while (0)
+
+#endif /* _ASM_BARRIER_H */
diff --git a/arch/frv/include/asm/bug.h b/arch/frv/include/asm/bug.h
index 2e05450..dd01bcf 100644
--- a/arch/frv/include/asm/bug.h
+++ b/arch/frv/include/asm/bug.h
@@ -51,4 +51,6 @@ do { \
#include <asm-generic/bug.h>
+extern void die_if_kernel(const char *, ...) __attribute__((format(printf, 1, 2)));
+
#endif
diff --git a/arch/frv/include/asm/cmpxchg.h b/arch/frv/include/asm/cmpxchg.h
new file mode 100644
index 0000000..5b04dd0
--- /dev/null
+++ b/arch/frv/include/asm/cmpxchg.h
@@ -0,0 +1,172 @@
+/* xchg and cmpxchg operation emulation for FR-V
+ *
+ * For an explanation of how atomic ops work in this arch, see:
+ * Documentation/frv/atomic-ops.txt
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * 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_CMPXCHG_H
+#define _ASM_CMPXCHG_H
+
+#include <linux/types.h>
+
+/*****************************************************************************/
+/*
+ * exchange value with memory
+ */
+extern uint64_t __xchg_64(uint64_t i, volatile void *v);
+
+#ifndef CONFIG_FRV_OUTOFLINE_ATOMIC_OPS
+
+#define xchg(ptr, x) \
+({ \
+ __typeof__(ptr) __xg_ptr = (ptr); \
+ __typeof__(*(ptr)) __xg_orig; \
+ \
+ switch (sizeof(__xg_orig)) { \
+ case 4: \
+ asm volatile( \
+ "swap%I0 %M0,%1" \
+ : "+m"(*__xg_ptr), "=r"(__xg_orig) \
+ : "1"(x) \
+ : "memory" \
+ ); \
+ break; \
+ \
+ default: \
+ __xg_orig = (__typeof__(__xg_orig))0; \
+ asm volatile("break"); \
+ break; \
+ } \
+ \
+ __xg_orig; \
+})
+
+#else
+
+extern uint32_t __xchg_32(uint32_t i, volatile void *v);
+
+#define xchg(ptr, x) \
+({ \
+ __typeof__(ptr) __xg_ptr = (ptr); \
+ __typeof__(*(ptr)) __xg_orig; \
+ \
+ switch (sizeof(__xg_orig)) { \
+ case 4: __xg_orig = (__typeof__(*(ptr))) __xchg_32((uint32_t) x, __xg_ptr); break; \
+ default: \
+ __xg_orig = (__typeof__(__xg_orig))0; \
+ asm volatile("break"); \
+ break; \
+ } \
+ __xg_orig; \
+})
+
+#endif
+
+#define tas(ptr) (xchg((ptr), 1))
+
+/*****************************************************************************/
+/*
+ * compare and conditionally exchange value with memory
+ * - if (*ptr == test) then orig = *ptr; *ptr = test;
+ * - if (*ptr != test) then orig = *ptr;
+ */
+extern uint64_t __cmpxchg_64(uint64_t test, uint64_t new, volatile uint64_t *v);
+
+#ifndef CONFIG_FRV_OUTOFLINE_ATOMIC_OPS
+
+#define cmpxchg(ptr, test, new) \
+({ \
+ __typeof__(ptr) __xg_ptr = (ptr); \
+ __typeof__(*(ptr)) __xg_orig, __xg_tmp; \
+ __typeof__(*(ptr)) __xg_test = (test); \
+ __typeof__(*(ptr)) __xg_new = (new); \
+ \
+ switch (sizeof(__xg_orig)) { \
+ case 4: \
+ asm volatile( \
+ "0: \n" \
+ " orcc gr0,gr0,gr0,icc3 \n" \
+ " ckeq icc3,cc7 \n" \
+ " ld.p %M0,%1 \n" \
+ " orcr cc7,cc7,cc3 \n" \
+ " sub%I4cc %1,%4,%2,icc0 \n" \
+ " bne icc0,#0,1f \n" \
+ " cst.p %3,%M0 ,cc3,#1 \n" \
+ " corcc gr29,gr29,gr0 ,cc3,#1 \n" \
+ " beq icc3,#0,0b \n" \
+ "1: \n" \
+ : "+U"(*__xg_ptr), "=&r"(__xg_orig), "=&r"(__xg_tmp) \
+ : "r"(__xg_new), "NPr"(__xg_test) \
+ : "memory", "cc7", "cc3", "icc3", "icc0" \
+ ); \
+ break; \
+ \
+ default: \
+ __xg_orig = (__typeof__(__xg_orig))0; \
+ asm volatile("break"); \
+ break; \
+ } \
+ \
+ __xg_orig; \
+})
+
+#else
+
+extern uint32_t __cmpxchg_32(uint32_t *v, uint32_t test, uint32_t new);
+
+#define cmpxchg(ptr, test, new) \
+({ \
+ __typeof__(ptr) __xg_ptr = (ptr); \
+ __typeof__(*(ptr)) __xg_orig; \
+ __typeof__(*(ptr)) __xg_test = (test); \
+ __typeof__(*(ptr)) __xg_new = (new); \
+ \
+ switch (sizeof(__xg_orig)) { \
+ case 4: __xg_orig = (__force __typeof__(*ptr)) \
+ __cmpxchg_32((__force uint32_t *)__xg_ptr, \
+ (__force uint32_t)__xg_test, \
+ (__force uint32_t)__xg_new); break; \
+ default: \
+ __xg_orig = (__typeof__(__xg_orig))0; \
+ asm volatile("break"); \
+ break; \
+ } \
+ \
+ __xg_orig; \
+})
+
+#endif
+
+#include <asm-generic/cmpxchg-local.h>
+
+static inline unsigned long __cmpxchg_local(volatile void *ptr,
+ unsigned long old,
+ unsigned long new, int size)
+{
+ switch (size) {
+ case 4:
+ return cmpxchg((unsigned long *)ptr, old, new);
+ default:
+ return __cmpxchg_local_generic(ptr, old, new, size);
+ }
+
+ return old;
+}
+
+/*
+ * cmpxchg_local and cmpxchg64_local are atomic wrt current CPU. Always make
+ * them available.
+ */
+#define cmpxchg_local(ptr, o, n) \
+ ((__typeof__(*(ptr)))__cmpxchg_local((ptr), (unsigned long)(o), \
+ (unsigned long)(n), sizeof(*(ptr))))
+#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n))
+
+#endif /* _ASM_CMPXCHG_H */
diff --git a/arch/frv/include/asm/exec.h b/arch/frv/include/asm/exec.h
new file mode 100644
index 0000000..65c9130
--- /dev/null
+++ b/arch/frv/include/asm/exec.h
@@ -0,0 +1,17 @@
+/* FR-V CPU executable handling
+ *
+ * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * 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_EXEC_H
+#define _ASM_EXEC_H
+
+#define arch_align_stack(x) (x)
+
+#endif /* _ASM_EXEC_H */
diff --git a/arch/frv/include/asm/switch_to.h b/arch/frv/include/asm/switch_to.h
new file mode 100644
index 0000000..2cf0f6a
--- /dev/null
+++ b/arch/frv/include/asm/switch_to.h
@@ -0,0 +1,35 @@
+/* FR-V CPU basic task switching
+ *
+ * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * 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_SWITCH_TO_H
+#define _ASM_SWITCH_TO_H
+
+#include <linux/thread_info.h>
+
+/*
+ * switch_to(prev, next) should switch from task `prev' to `next'
+ * `prev' will never be the same as `next'.
+ * The `mb' is to tell GCC not to cache `current' across this call.
+ */
+extern asmlinkage
+struct task_struct *__switch_to(struct thread_struct *prev_thread,
+ struct thread_struct *next_thread,
+ struct task_struct *prev);
+
+#define switch_to(prev, next, last) \
+do { \
+ (prev)->thread.sched_lr = \
+ (unsigned long) __builtin_return_address(0); \
+ (last) = __switch_to(&(prev)->thread, &(next)->thread, (prev)); \
+ mb(); \
+} while(0)
+
+#endif /* _ASM_SWITCH_TO_H */
diff --git a/arch/frv/include/asm/system.h b/arch/frv/include/asm/system.h
index 6c10fd2..5c707a2 100644
--- a/arch/frv/include/asm/system.h
+++ b/arch/frv/include/asm/system.h
@@ -1,158 +1,6 @@
-/* system.h: FR-V CPU control definitions
- *
- * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * 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_SYSTEM_H
-#define _ASM_SYSTEM_H
-
-#include <linux/types.h>
-#include <linux/linkage.h>
-#include <linux/kernel.h>
-
-struct thread_struct;
-
-/*
- * switch_to(prev, next) should switch from task `prev' to `next'
- * `prev' will never be the same as `next'.
- * The `mb' is to tell GCC not to cache `current' across this call.
- */
-extern asmlinkage
-struct task_struct *__switch_to(struct thread_struct *prev_thread,
- struct thread_struct *next_thread,
- struct task_struct *prev);
-
-#define switch_to(prev, next, last) \
-do { \
- (prev)->thread.sched_lr = \
- (unsigned long) __builtin_return_address(0); \
- (last) = __switch_to(&(prev)->thread, &(next)->thread, (prev)); \
- mb(); \
-} while(0)
-
-/*
- * Force strict CPU ordering.
- */
-#define nop() asm volatile ("nop"::)
-#define mb() asm volatile ("membar" : : :"memory")
-#define rmb() asm volatile ("membar" : : :"memory")
-#define wmb() asm volatile ("membar" : : :"memory")
-#define read_barrier_depends() do { } while (0)
-
-#define smp_mb() barrier()
-#define smp_rmb() barrier()
-#define smp_wmb() barrier()
-#define smp_read_barrier_depends() do {} while(0)
-#define set_mb(var, value) \
- do { var = (value); barrier(); } while (0)
-
-extern void die_if_kernel(const char *, ...) __attribute__((format(printf, 1, 2)));
+/* FILE TO BE DELETED. DO NOT ADD STUFF HERE! */
+#include <asm/barrier.h>
+#include <asm/cmpxchg.h>
+#include <asm/exec.h>
+#include <asm/switch_to.h>
extern void free_initmem(void);
-
-#define arch_align_stack(x) (x)
-
-/*****************************************************************************/
-/*
- * compare and conditionally exchange value with memory
- * - if (*ptr == test) then orig = *ptr; *ptr = test;
- * - if (*ptr != test) then orig = *ptr;
- */
-extern uint64_t __cmpxchg_64(uint64_t test, uint64_t new, volatile uint64_t *v);
-
-#ifndef CONFIG_FRV_OUTOFLINE_ATOMIC_OPS
-
-#define cmpxchg(ptr, test, new) \
-({ \
- __typeof__(ptr) __xg_ptr = (ptr); \
- __typeof__(*(ptr)) __xg_orig, __xg_tmp; \
- __typeof__(*(ptr)) __xg_test = (test); \
- __typeof__(*(ptr)) __xg_new = (new); \
- \
- switch (sizeof(__xg_orig)) { \
- case 4: \
- asm volatile( \
- "0: \n" \
- " orcc gr0,gr0,gr0,icc3 \n" \
- " ckeq icc3,cc7 \n" \
- " ld.p %M0,%1 \n" \
- " orcr cc7,cc7,cc3 \n" \
- " sub%I4cc %1,%4,%2,icc0 \n" \
- " bne icc0,#0,1f \n" \
- " cst.p %3,%M0 ,cc3,#1 \n" \
- " corcc gr29,gr29,gr0 ,cc3,#1 \n" \
- " beq icc3,#0,0b \n" \
- "1: \n" \
- : "+U"(*__xg_ptr), "=&r"(__xg_orig), "=&r"(__xg_tmp) \
- : "r"(__xg_new), "NPr"(__xg_test) \
- : "memory", "cc7", "cc3", "icc3", "icc0" \
- ); \
- break; \
- \
- default: \
- __xg_orig = (__typeof__(__xg_orig))0; \
- asm volatile("break"); \
- break; \
- } \
- \
- __xg_orig; \
-})
-
-#else
-
-extern uint32_t __cmpxchg_32(uint32_t *v, uint32_t test, uint32_t new);
-
-#define cmpxchg(ptr, test, new) \
-({ \
- __typeof__(ptr) __xg_ptr = (ptr); \
- __typeof__(*(ptr)) __xg_orig; \
- __typeof__(*(ptr)) __xg_test = (test); \
- __typeof__(*(ptr)) __xg_new = (new); \
- \
- switch (sizeof(__xg_orig)) { \
- case 4: __xg_orig = (__force __typeof__(*ptr)) \
- __cmpxchg_32((__force uint32_t *)__xg_ptr, \
- (__force uint32_t)__xg_test, \
- (__force uint32_t)__xg_new); break; \
- default: \
- __xg_orig = (__typeof__(__xg_orig))0; \
- asm volatile("break"); \
- break; \
- } \
- \
- __xg_orig; \
-})
-
-#endif
-
-#include <asm-generic/cmpxchg-local.h>
-
-static inline unsigned long __cmpxchg_local(volatile void *ptr,
- unsigned long old,
- unsigned long new, int size)
-{
- switch (size) {
- case 4:
- return cmpxchg((unsigned long *)ptr, old, new);
- default:
- return __cmpxchg_local_generic(ptr, old, new, size);
- }
-
- return old;
-}
-
-/*
- * cmpxchg_local and cmpxchg64_local are atomic wrt current CPU. Always make
- * them available.
- */
-#define cmpxchg_local(ptr, o, n) \
- ((__typeof__(*(ptr)))__cmpxchg_local((ptr), (unsigned long)(o), \
- (unsigned long)(n), sizeof(*(ptr))))
-#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n))
-
-#endif /* _ASM_SYSTEM_H */
diff --git a/arch/frv/kernel/debug-stub.c b/arch/frv/kernel/debug-stub.c
index 2845139..a0228f7 100644
--- a/arch/frv/kernel/debug-stub.c
+++ b/arch/frv/kernel/debug-stub.c
@@ -17,7 +17,6 @@
#include <linux/serial_reg.h>
#include <linux/start_kernel.h>
-#include <asm/system.h>
#include <asm/serial-regs.h>
#include <asm/timer-regs.h>
#include <asm/irc-regs.h>
diff --git a/arch/frv/kernel/gdb-io.c b/arch/frv/kernel/gdb-io.c
index 2ca641d..0707d35 100644
--- a/arch/frv/kernel/gdb-io.c
+++ b/arch/frv/kernel/gdb-io.c
@@ -19,7 +19,6 @@
#include <linux/serial_reg.h>
#include <asm/pgtable.h>
-#include <asm/system.h>
#include <asm/irc-regs.h>
#include <asm/timer-regs.h>
#include <asm/gdb-stub.h>
diff --git a/arch/frv/kernel/gdb-stub.c b/arch/frv/kernel/gdb-stub.c
index a6d5381..bbe78b0 100644
--- a/arch/frv/kernel/gdb-stub.c
+++ b/arch/frv/kernel/gdb-stub.c
@@ -126,7 +126,6 @@
#include <asm/asm-offsets.h>
#include <asm/pgtable.h>
-#include <asm/system.h>
#include <asm/gdb-stub.h>
#define LEDS(x) do { /* *(u32*)0xe1200004 = ~(x); mb(); */ } while(0)
diff --git a/arch/frv/kernel/irq-mb93091.c b/arch/frv/kernel/irq-mb93091.c
index 9afc2ea..2cc327a 100644
--- a/arch/frv/kernel/irq-mb93091.c
+++ b/arch/frv/kernel/irq-mb93091.c
@@ -20,7 +20,6 @@
#include <linux/bitops.h>
#include <asm/io.h>
-#include <asm/system.h>
#include <asm/delay.h>
#include <asm/irq.h>
#include <asm/irc-regs.h>
diff --git a/arch/frv/kernel/irq-mb93093.c b/arch/frv/kernel/irq-mb93093.c
index 4d4ad09..95e4eb4 100644
--- a/arch/frv/kernel/irq-mb93093.c
+++ b/arch/frv/kernel/irq-mb93093.c
@@ -20,7 +20,6 @@
#include <linux/bitops.h>
#include <asm/io.h>
-#include <asm/system.h>
#include <asm/delay.h>
#include <asm/irq.h>
#include <asm/irc-regs.h>
diff --git a/arch/frv/kernel/irq-mb93493.c b/arch/frv/kernel/irq-mb93493.c
index 4d034c7..ba648da 100644
--- a/arch/frv/kernel/irq-mb93493.c
+++ b/arch/frv/kernel/irq-mb93493.c
@@ -20,7 +20,6 @@
#include <linux/bitops.h>
#include <asm/io.h>
-#include <asm/system.h>
#include <asm/delay.h>
#include <asm/irq.h>
#include <asm/irc-regs.h>
diff --git a/arch/frv/kernel/irq.c b/arch/frv/kernel/irq.c
index 3facbc2..2239346 100644
--- a/arch/frv/kernel/irq.c
+++ b/arch/frv/kernel/irq.c
@@ -28,7 +28,6 @@
#include <linux/atomic.h>
#include <asm/io.h>
#include <asm/smp.h>
-#include <asm/system.h>
#include <asm/uaccess.h>
#include <asm/pgalloc.h>
#include <asm/delay.h>
diff --git a/arch/frv/kernel/process.c b/arch/frv/kernel/process.c
index 29cc497..d4de48b 100644
--- a/arch/frv/kernel/process.c
+++ b/arch/frv/kernel/process.c
@@ -28,7 +28,6 @@
#include <asm/asm-offsets.h>
#include <asm/uaccess.h>
-#include <asm/system.h>
#include <asm/setup.h>
#include <asm/pgtable.h>
#include <asm/tlb.h>
diff --git a/arch/frv/kernel/ptrace.c b/arch/frv/kernel/ptrace.c
index 9d68f7f..3987ff8 100644
--- a/arch/frv/kernel/ptrace.c
+++ b/arch/frv/kernel/ptrace.c
@@ -26,7 +26,6 @@
#include <asm/uaccess.h>
#include <asm/page.h>
#include <asm/pgtable.h>
-#include <asm/system.h>
#include <asm/processor.h>
#include <asm/unistd.h>
diff --git a/arch/frv/kernel/traps.c b/arch/frv/kernel/traps.c
index 1d2dfe6..5cfd142 100644
--- a/arch/frv/kernel/traps.c
+++ b/arch/frv/kernel/traps.c
@@ -23,7 +23,6 @@
#include <asm/asm-offsets.h>
#include <asm/setup.h>
#include <asm/fpu.h>
-#include <asm/system.h>
#include <asm/uaccess.h>
#include <asm/pgtable.h>
#include <asm/siginfo.h>
diff --git a/arch/frv/mm/fault.c b/arch/frv/mm/fault.c
index a325d57..331c1e2 100644
--- a/arch/frv/mm/fault.c
+++ b/arch/frv/mm/fault.c
@@ -20,7 +20,6 @@
#include <linux/ptrace.h>
#include <linux/hardirq.h>
-#include <asm/system.h>
#include <asm/pgtable.h>
#include <asm/uaccess.h>
#include <asm/gdb-stub.h>
diff --git a/arch/frv/mm/init.c b/arch/frv/mm/init.c
index fbe5f0db..a19effc 100644
--- a/arch/frv/mm/init.c
+++ b/arch/frv/mm/init.c
@@ -33,7 +33,6 @@
#include <asm/segment.h>
#include <asm/page.h>
#include <asm/pgtable.h>
-#include <asm/system.h>
#include <asm/mmu_context.h>
#include <asm/virtconvert.h>
#include <asm/sections.h>
diff --git a/arch/frv/mm/kmap.c b/arch/frv/mm/kmap.c
index fb78be3..e9217e6 100644
--- a/arch/frv/mm/kmap.c
+++ b/arch/frv/mm/kmap.c
@@ -21,7 +21,6 @@
#include <asm/page.h>
#include <asm/pgalloc.h>
#include <asm/io.h>
-#include <asm/system.h>
#undef DEBUG
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