sh: consolidate nommu stubs in arch/sh/mm/nommu.c.

These were previous littered around tlb-nommu.c and pg-nommu.c, though at
this point there are more stubs than are strictly TLB or page op related,
so just consolidate them in a single nommu.c.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/mm/Makefile_32 b/arch/sh/mm/Makefile_32
index affcc9a15ceace86515db31554d226c399e8f629..ff3b07bd772da919264f29d616254978564a7b7c 100644 (file)
--- a/arch/sh/mm/Makefile_32
+++ b/arch/sh/mm/Makefile_32
@@ -14,7 +14,7 @@ endif
 
 obj-y                  += $(cacheops-y)
 
-mmu-y                  := tlb-nommu.o pg-nommu.o
+mmu-y                  := nommu.o
 mmu-$(CONFIG_MMU)      := fault_32.o kmap.o tlbflush_32.o ioremap_32.o
 
 obj-y                  += $(mmu-y)

diff --git a/arch/sh/mm/Makefile_64 b/arch/sh/mm/Makefile_64
index 66c39106d0a88c198bbe9c6b4822c0eb86605a9e..4d5ed245ef4750672b73a5fc7d227a6532f63b96 100644 (file)
--- a/arch/sh/mm/Makefile_64
+++ b/arch/sh/mm/Makefile_64
@@ -4,7 +4,7 @@
 
 obj-y                  := init.o consistent.o mmap.o
 
-mmu-y                  := tlb-nommu.o pg-nommu.o extable_32.o
+mmu-y                  := nommu.o extable_32.o
 mmu-$(CONFIG_MMU)      := fault_64.o ioremap_64.o tlbflush_64.o tlb-sh5.o \
                           extable_64.o
 

diff --git a/arch/sh/mm/nommu.c b/arch/sh/mm/nommu.c
new file mode 100644 (file)
index 0000000..51b5403
--- /dev/null
+++ b/arch/sh/mm/nommu.c
@@ -0,0 +1,96 @@
+/*
+ * arch/sh/mm/nommu.c
+ *
+ * Various helper routines and stubs for MMUless SH.
+ *
+ * Copyright (C) 2002 - 2009 Paul Mundt
+ *
+ * Released under the terms of the GNU GPL v2.0.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/string.h>
+#include <linux/mm.h>
+#include <asm/pgtable.h>
+#include <asm/tlbflush.h>
+#include <asm/page.h>
+#include <asm/uaccess.h>
+
+/*
+ * Nothing too terribly exciting here ..
+ */
+void copy_page(void *to, void *from)
+{
+       memcpy(to, from, PAGE_SIZE);
+}
+
+__kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n)
+{
+       memcpy(to, from, n);
+       return 0;
+}
+
+__kernel_size_t __clear_user(void *to, __kernel_size_t n)
+{
+       memset(to, 0, n);
+       return 0;
+}
+
+void local_flush_tlb_all(void)
+{
+       BUG();
+}
+
+void local_flush_tlb_mm(struct mm_struct *mm)
+{
+       BUG();
+}
+
+void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
+                           unsigned long end)
+{
+       BUG();
+}
+
+void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long page)
+{
+       BUG();
+}
+
+void local_flush_tlb_one(unsigned long asid, unsigned long page)
+{
+       BUG();
+}
+
+void local_flush_tlb_kernel_range(unsigned long start, unsigned long end)
+{
+       BUG();
+}
+
+void __update_tlb(struct vm_area_struct *vma, unsigned long address, pte_t pte)
+{
+}
+
+void __init kmap_coherent_init(void)
+{
+}
+
+void *kmap_coherent(struct page *page, unsigned long addr)
+{
+       BUG();
+       return NULL;
+}
+
+void kunmap_coherent(void)
+{
+       BUG();
+}
+
+void __init page_table_range_init(unsigned long start, unsigned long end,
+                                 pgd_t *pgd_base)
+{
+}
+
+void __set_fixmap(enum fixed_addresses idx, unsigned long phys, pgprot_t prot)
+{
+}

diff --git a/arch/sh/mm/pg-nommu.c b/arch/sh/mm/pg-nommu.c
deleted file mode 100644 (file)
index 7e33b48..0000000
--- a/arch/sh/mm/pg-nommu.c
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * arch/sh/mm/pg-nommu.c
- *
- * copy_page()/__copy_user()/__clear_user() implementations for MMUless SH.
- *
- * Copyright (C) 2003  Paul Mundt
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <asm/page.h>
-#include <asm/uaccess.h>
-
-void copy_page(void *to, void *from)
-{
-       memcpy(to, from, PAGE_SIZE);
-}
-
-__kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n)
-{
-       memcpy(to, from, n);
-       return 0;
-}
-
-__kernel_size_t __clear_user(void *to, __kernel_size_t n)
-{
-       memset(to, 0, n);
-       return 0;
-}

diff --git a/arch/sh/mm/tlb-nommu.c b/arch/sh/mm/tlb-nommu.c
deleted file mode 100644 (file)
index 0710ebb..0000000
--- a/arch/sh/mm/tlb-nommu.c
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- * arch/sh/mm/tlb-nommu.c
- *
- * TLB Operations for MMUless SH.
- *
- * Copyright (C) 2002 Paul Mundt
- *
- * Released under the terms of the GNU GPL v2.0.
- */
-#include <linux/kernel.h>
-#include <linux/mm.h>
-#include <asm/pgtable.h>
-#include <asm/tlbflush.h>
-
-/*
- * Nothing too terribly exciting here ..
- */
-void local_flush_tlb_all(void)
-{
-       BUG();
-}
-
-void local_flush_tlb_mm(struct mm_struct *mm)
-{
-       BUG();
-}
-
-void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
-                           unsigned long end)
-{
-       BUG();
-}
-
-void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long page)
-{
-       BUG();
-}
-
-void local_flush_tlb_one(unsigned long asid, unsigned long page)
-{
-       BUG();
-}
-
-void local_flush_tlb_kernel_range(unsigned long start, unsigned long end)
-{
-       BUG();
-}
-
-void __update_tlb(struct vm_area_struct *vma, unsigned long address, pte_t pte)
-{
-}
-
-void __init kmap_coherent_init(void)
-{
-}
-
-void *kmap_coherent(struct page *page, unsigned long addr)
-{
-       BUG();
-       return NULL;
-}
-
-void kunmap_coherent(void)
-{
-       BUG();
-}
-
-void __init page_table_range_init(unsigned long start, unsigned long end,
-                                 pgd_t *pgd_base)
-{
-}
-
-void __set_fixmap(enum fixed_addresses idx, unsigned long phys, pgprot_t prot)
-{
-}