aboutsummaryrefslogtreecommitdiffstats
path: root/arch/sh/mm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/mm')
-rw-r--r--arch/sh/mm/consistent.c1
-rw-r--r--arch/sh/mm/hugetlbpage.c1
-rw-r--r--arch/sh/mm/init.c1
-rw-r--r--arch/sh/mm/ioremap.c1
-rw-r--r--arch/sh/mm/ioremap_fixed.c1
-rw-r--r--arch/sh/mm/pgtable.c1
-rw-r--r--arch/sh/mm/pmb.c5
-rw-r--r--arch/sh/mm/tlb-pteaex.c30
-rw-r--r--arch/sh/mm/tlb-sh3.c19
-rw-r--r--arch/sh/mm/tlb-sh4.c28
-rw-r--r--arch/sh/mm/tlb-urb.c22
-rw-r--r--arch/sh/mm/tlbflush_32.c19
12 files changed, 101 insertions, 28 deletions
diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c
index 902967e3f841..c86a08540258 100644
--- a/arch/sh/mm/consistent.c
+++ b/arch/sh/mm/consistent.c
@@ -16,6 +16,7 @@
16#include <linux/dma-debug.h> 16#include <linux/dma-debug.h>
17#include <linux/io.h> 17#include <linux/io.h>
18#include <linux/module.h> 18#include <linux/module.h>
19#include <linux/gfp.h>
19#include <asm/cacheflush.h> 20#include <asm/cacheflush.h>
20#include <asm/addrspace.h> 21#include <asm/addrspace.h>
21 22
diff --git a/arch/sh/mm/hugetlbpage.c b/arch/sh/mm/hugetlbpage.c
index 9304117039c4..9163db3e8d15 100644
--- a/arch/sh/mm/hugetlbpage.c
+++ b/arch/sh/mm/hugetlbpage.c
@@ -13,7 +13,6 @@
13#include <linux/mm.h> 13#include <linux/mm.h>
14#include <linux/hugetlb.h> 14#include <linux/hugetlb.h>
15#include <linux/pagemap.h> 15#include <linux/pagemap.h>
16#include <linux/slab.h>
17#include <linux/sysctl.h> 16#include <linux/sysctl.h>
18 17
19#include <asm/mman.h> 18#include <asm/mman.h>
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index 68028e8f26ce..c505de61a5ca 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -10,6 +10,7 @@
10#include <linux/mm.h> 10#include <linux/mm.h>
11#include <linux/swap.h> 11#include <linux/swap.h>
12#include <linux/init.h> 12#include <linux/init.h>
13#include <linux/gfp.h>
13#include <linux/bootmem.h> 14#include <linux/bootmem.h>
14#include <linux/proc_fs.h> 15#include <linux/proc_fs.h>
15#include <linux/pagemap.h> 16#include <linux/pagemap.h>
diff --git a/arch/sh/mm/ioremap.c b/arch/sh/mm/ioremap.c
index 1ab2385ecefe..0c99ec2e7ed8 100644
--- a/arch/sh/mm/ioremap.c
+++ b/arch/sh/mm/ioremap.c
@@ -14,6 +14,7 @@
14 */ 14 */
15#include <linux/vmalloc.h> 15#include <linux/vmalloc.h>
16#include <linux/module.h> 16#include <linux/module.h>
17#include <linux/slab.h>
17#include <linux/mm.h> 18#include <linux/mm.h>
18#include <linux/pci.h> 19#include <linux/pci.h>
19#include <linux/io.h> 20#include <linux/io.h>
diff --git a/arch/sh/mm/ioremap_fixed.c b/arch/sh/mm/ioremap_fixed.c
index 7f682e5dafcf..efbe84af9983 100644
--- a/arch/sh/mm/ioremap_fixed.c
+++ b/arch/sh/mm/ioremap_fixed.c
@@ -15,7 +15,6 @@
15#include <linux/io.h> 15#include <linux/io.h>
16#include <linux/bootmem.h> 16#include <linux/bootmem.h>
17#include <linux/proc_fs.h> 17#include <linux/proc_fs.h>
18#include <linux/slab.h>
19#include <asm/fixmap.h> 18#include <asm/fixmap.h>
20#include <asm/page.h> 19#include <asm/page.h>
21#include <asm/pgalloc.h> 20#include <asm/pgalloc.h>
diff --git a/arch/sh/mm/pgtable.c b/arch/sh/mm/pgtable.c
index 6f21fb1d8726..26e03a1f7ca4 100644
--- a/arch/sh/mm/pgtable.c
+++ b/arch/sh/mm/pgtable.c
@@ -1,4 +1,5 @@
1#include <linux/mm.h> 1#include <linux/mm.h>
2#include <linux/slab.h>
2 3
3#define PGALLOC_GFP GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO 4#define PGALLOC_GFP GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO
4 5
diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c
index a4662e2782c3..e43ec600afcf 100644
--- a/arch/sh/mm/pmb.c
+++ b/arch/sh/mm/pmb.c
@@ -15,7 +15,6 @@
15#include <linux/sysdev.h> 15#include <linux/sysdev.h>
16#include <linux/cpu.h> 16#include <linux/cpu.h>
17#include <linux/module.h> 17#include <linux/module.h>
18#include <linux/slab.h>
19#include <linux/bitops.h> 18#include <linux/bitops.h>
20#include <linux/debugfs.h> 19#include <linux/debugfs.h>
21#include <linux/fs.h> 20#include <linux/fs.h>
@@ -323,6 +322,7 @@ static void __clear_pmb_entry(struct pmb_entry *pmbe)
323 writel_uncached(data_val & ~PMB_V, data); 322 writel_uncached(data_val & ~PMB_V, data);
324} 323}
325 324
325#ifdef CONFIG_PM
326static void set_pmb_entry(struct pmb_entry *pmbe) 326static void set_pmb_entry(struct pmb_entry *pmbe)
327{ 327{
328 unsigned long flags; 328 unsigned long flags;
@@ -331,6 +331,7 @@ static void set_pmb_entry(struct pmb_entry *pmbe)
331 __set_pmb_entry(pmbe); 331 __set_pmb_entry(pmbe);
332 spin_unlock_irqrestore(&pmbe->lock, flags); 332 spin_unlock_irqrestore(&pmbe->lock, flags);
333} 333}
334#endif /* CONFIG_PM */
334 335
335int pmb_bolt_mapping(unsigned long vaddr, phys_addr_t phys, 336int pmb_bolt_mapping(unsigned long vaddr, phys_addr_t phys,
336 unsigned long size, pgprot_t prot) 337 unsigned long size, pgprot_t prot)
@@ -802,7 +803,7 @@ void __init pmb_init(void)
802 writel_uncached(0, PMB_IRMCR); 803 writel_uncached(0, PMB_IRMCR);
803 804
804 /* Flush out the TLB */ 805 /* Flush out the TLB */
805 __raw_writel(__raw_readl(MMUCR) | MMUCR_TI, MMUCR); 806 local_flush_tlb_all();
806 ctrl_barrier(); 807 ctrl_barrier();
807} 808}
808 809
diff --git a/arch/sh/mm/tlb-pteaex.c b/arch/sh/mm/tlb-pteaex.c
index 32dc674c550c..b71db6af8060 100644
--- a/arch/sh/mm/tlb-pteaex.c
+++ b/arch/sh/mm/tlb-pteaex.c
@@ -73,5 +73,35 @@ void local_flush_tlb_one(unsigned long asid, unsigned long page)
73 jump_to_uncached(); 73 jump_to_uncached();
74 __raw_writel(page, MMU_UTLB_ADDRESS_ARRAY | MMU_PAGE_ASSOC_BIT); 74 __raw_writel(page, MMU_UTLB_ADDRESS_ARRAY | MMU_PAGE_ASSOC_BIT);
75 __raw_writel(asid, MMU_UTLB_ADDRESS_ARRAY2 | MMU_PAGE_ASSOC_BIT); 75 __raw_writel(asid, MMU_UTLB_ADDRESS_ARRAY2 | MMU_PAGE_ASSOC_BIT);
76 __raw_writel(page, MMU_ITLB_ADDRESS_ARRAY | MMU_PAGE_ASSOC_BIT);
77 __raw_writel(asid, MMU_ITLB_ADDRESS_ARRAY2 | MMU_PAGE_ASSOC_BIT);
76 back_to_cached(); 78 back_to_cached();
77} 79}
80
81void local_flush_tlb_all(void)
82{
83 unsigned long flags, status;
84 int i;
85
86 /*
87 * Flush all the TLB.
88 */
89 local_irq_save(flags);
90 jump_to_uncached();
91
92 status = __raw_readl(MMUCR);
93 status = ((status & MMUCR_URB) >> MMUCR_URB_SHIFT);
94
95 if (status == 0)
96 status = MMUCR_URB_NENTRIES;
97
98 for (i = 0; i < status; i++)
99 __raw_writel(0x0, MMU_UTLB_ADDRESS_ARRAY | (i << 8));
100
101 for (i = 0; i < 4; i++)
102 __raw_writel(0x0, MMU_ITLB_ADDRESS_ARRAY | (i << 8));
103
104 back_to_cached();
105 ctrl_barrier();
106 local_irq_restore(flags);
107}
diff --git a/arch/sh/mm/tlb-sh3.c b/arch/sh/mm/tlb-sh3.c
index 4f5f7cbdd508..7a940dbfc2e9 100644
--- a/arch/sh/mm/tlb-sh3.c
+++ b/arch/sh/mm/tlb-sh3.c
@@ -77,3 +77,22 @@ void local_flush_tlb_one(unsigned long asid, unsigned long page)
77 for (i = 0; i < ways; i++) 77 for (i = 0; i < ways; i++)
78 __raw_writel(data, addr + (i << 8)); 78 __raw_writel(data, addr + (i << 8));
79} 79}
80
81void local_flush_tlb_all(void)
82{
83 unsigned long flags, status;
84
85 /*
86 * Flush all the TLB.
87 *
88 * Write to the MMU control register's bit:
89 * TF-bit for SH-3, TI-bit for SH-4.
90 * It's same position, bit #2.
91 */
92 local_irq_save(flags);
93 status = __raw_readl(MMUCR);
94 status |= 0x04;
95 __raw_writel(status, MMUCR);
96 ctrl_barrier();
97 local_irq_restore(flags);
98}
diff --git a/arch/sh/mm/tlb-sh4.c b/arch/sh/mm/tlb-sh4.c
index ccac77f504a8..cfdf7930d294 100644
--- a/arch/sh/mm/tlb-sh4.c
+++ b/arch/sh/mm/tlb-sh4.c
@@ -80,3 +80,31 @@ void local_flush_tlb_one(unsigned long asid, unsigned long page)
80 __raw_writel(data, addr); 80 __raw_writel(data, addr);
81 back_to_cached(); 81 back_to_cached();
82} 82}
83
84void local_flush_tlb_all(void)
85{
86 unsigned long flags, status;
87 int i;
88
89 /*
90 * Flush all the TLB.
91 */
92 local_irq_save(flags);
93 jump_to_uncached();
94
95 status = __raw_readl(MMUCR);
96 status = ((status & MMUCR_URB) >> MMUCR_URB_SHIFT);
97
98 if (status == 0)
99 status = MMUCR_URB_NENTRIES;
100
101 for (i = 0; i < status; i++)
102 __raw_writel(0x0, MMU_UTLB_ADDRESS_ARRAY | (i << 8));
103
104 for (i = 0; i < 4; i++)
105 __raw_writel(0x0, MMU_ITLB_ADDRESS_ARRAY | (i << 8));
106
107 back_to_cached();
108 ctrl_barrier();
109 local_irq_restore(flags);
110}
diff --git a/arch/sh/mm/tlb-urb.c b/arch/sh/mm/tlb-urb.c
index bb5b9098956d..c92ce20db39b 100644
--- a/arch/sh/mm/tlb-urb.c
+++ b/arch/sh/mm/tlb-urb.c
@@ -24,13 +24,9 @@ void tlb_wire_entry(struct vm_area_struct *vma, unsigned long addr, pte_t pte)
24 24
25 local_irq_save(flags); 25 local_irq_save(flags);
26 26
27 /* Load the entry into the TLB */
28 __update_tlb(vma, addr, pte);
29
30 /* ... and wire it up. */
31 status = __raw_readl(MMUCR); 27 status = __raw_readl(MMUCR);
32 urb = (status & MMUCR_URB) >> MMUCR_URB_SHIFT; 28 urb = (status & MMUCR_URB) >> MMUCR_URB_SHIFT;
33 status &= ~MMUCR_URB; 29 status &= ~MMUCR_URC;
34 30
35 /* 31 /*
36 * Make sure we're not trying to wire the last TLB entry slot. 32 * Make sure we're not trying to wire the last TLB entry slot.
@@ -39,7 +35,23 @@ void tlb_wire_entry(struct vm_area_struct *vma, unsigned long addr, pte_t pte)
39 35
40 urb = urb % MMUCR_URB_NENTRIES; 36 urb = urb % MMUCR_URB_NENTRIES;
41 37
38 /*
39 * Insert this entry into the highest non-wired TLB slot (via
40 * the URC field).
41 */
42 status |= (urb << MMUCR_URC_SHIFT);
43 __raw_writel(status, MMUCR);
44 ctrl_barrier();
45
46 /* Load the entry into the TLB */
47 __update_tlb(vma, addr, pte);
48
49 /* ... and wire it up. */
50 status = __raw_readl(MMUCR);
51
52 status &= ~MMUCR_URB;
42 status |= (urb << MMUCR_URB_SHIFT); 53 status |= (urb << MMUCR_URB_SHIFT);
54
43 __raw_writel(status, MMUCR); 55 __raw_writel(status, MMUCR);
44 ctrl_barrier(); 56 ctrl_barrier();
45 57
diff --git a/arch/sh/mm/tlbflush_32.c b/arch/sh/mm/tlbflush_32.c
index 004bb3f25b5f..3fbe03ce8fe3 100644
--- a/arch/sh/mm/tlbflush_32.c
+++ b/arch/sh/mm/tlbflush_32.c
@@ -119,22 +119,3 @@ void local_flush_tlb_mm(struct mm_struct *mm)
119 local_irq_restore(flags); 119 local_irq_restore(flags);
120 } 120 }
121} 121}
122
123void local_flush_tlb_all(void)
124{
125 unsigned long flags, status;
126
127 /*
128 * Flush all the TLB.
129 *
130 * Write to the MMU control register's bit:
131 * TF-bit for SH-3, TI-bit for SH-4.
132 * It's same position, bit #2.
133 */
134 local_irq_save(flags);
135 status = __raw_readl(MMUCR);
136 status |= 0x04;
137 __raw_writel(status, MMUCR);
138 ctrl_barrier();
139 local_irq_restore(flags);
140}