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-rw-r--r--arch/sh/mm/pmb.c4
-rw-r--r--arch/sh/mm/tlb-pteaex.c2
-rw-r--r--arch/sh/mm/tlbflush_32.c21
3 files changed, 20 insertions, 7 deletions
diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c
index a4662e2782c3..3cc21933063b 100644
--- a/arch/sh/mm/pmb.c
+++ b/arch/sh/mm/pmb.c
@@ -323,6 +323,7 @@ static void __clear_pmb_entry(struct pmb_entry *pmbe)
323 writel_uncached(data_val & ~PMB_V, data); 323 writel_uncached(data_val & ~PMB_V, data);
324} 324}
325 325
326#ifdef CONFIG_PM
326static void set_pmb_entry(struct pmb_entry *pmbe) 327static void set_pmb_entry(struct pmb_entry *pmbe)
327{ 328{
328 unsigned long flags; 329 unsigned long flags;
@@ -331,6 +332,7 @@ static void set_pmb_entry(struct pmb_entry *pmbe)
331 __set_pmb_entry(pmbe); 332 __set_pmb_entry(pmbe);
332 spin_unlock_irqrestore(&pmbe->lock, flags); 333 spin_unlock_irqrestore(&pmbe->lock, flags);
333} 334}
335#endif /* CONFIG_PM */
334 336
335int pmb_bolt_mapping(unsigned long vaddr, phys_addr_t phys, 337int pmb_bolt_mapping(unsigned long vaddr, phys_addr_t phys,
336 unsigned long size, pgprot_t prot) 338 unsigned long size, pgprot_t prot)
@@ -802,7 +804,7 @@ void __init pmb_init(void)
802 writel_uncached(0, PMB_IRMCR); 804 writel_uncached(0, PMB_IRMCR);
803 805
804 /* Flush out the TLB */ 806 /* Flush out the TLB */
805 __raw_writel(__raw_readl(MMUCR) | MMUCR_TI, MMUCR); 807 local_flush_tlb_all();
806 ctrl_barrier(); 808 ctrl_barrier();
807} 809}
808 810
diff --git a/arch/sh/mm/tlb-pteaex.c b/arch/sh/mm/tlb-pteaex.c
index 32dc674c550c..bdd0982b56ee 100644
--- a/arch/sh/mm/tlb-pteaex.c
+++ b/arch/sh/mm/tlb-pteaex.c
@@ -73,5 +73,7 @@ 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}
diff --git a/arch/sh/mm/tlbflush_32.c b/arch/sh/mm/tlbflush_32.c
index 004bb3f25b5f..77dc5efa7127 100644
--- a/arch/sh/mm/tlbflush_32.c
+++ b/arch/sh/mm/tlbflush_32.c
@@ -123,18 +123,27 @@ void local_flush_tlb_mm(struct mm_struct *mm)
123void local_flush_tlb_all(void) 123void local_flush_tlb_all(void)
124{ 124{
125 unsigned long flags, status; 125 unsigned long flags, status;
126 int i;
126 127
127 /* 128 /*
128 * Flush all the TLB. 129 * 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 */ 130 */
134 local_irq_save(flags); 131 local_irq_save(flags);
132 jump_to_uncached();
133
135 status = __raw_readl(MMUCR); 134 status = __raw_readl(MMUCR);
136 status |= 0x04; 135 status = ((status & MMUCR_URB) >> MMUCR_URB_SHIFT);
137 __raw_writel(status, MMUCR); 136
137 if (status == 0)
138 status = MMUCR_URB_NENTRIES;
139
140 for (i = 0; i < status; i++)
141 __raw_writel(0x0, MMU_UTLB_ADDRESS_ARRAY | (i << 8));
142
143 for (i = 0; i < 4; i++)
144 __raw_writel(0x0, MMU_ITLB_ADDRESS_ARRAY | (i << 8));
145
146 back_to_cached();
138 ctrl_barrier(); 147 ctrl_barrier();
139 local_irq_restore(flags); 148 local_irq_restore(flags);
140} 149}