summaryrefslogtreecommitdiff
path: root/arch/cris/include
diff options
context:
space:
mode:
Diffstat (limited to 'arch/cris/include')
-rw-r--r--arch/cris/include/arch-v10/arch/mmu.h9
-rw-r--r--arch/cris/include/arch-v32/arch/mmu.h10
-rw-r--r--arch/cris/include/asm/hardirq.h12
-rw-r--r--arch/cris/include/asm/pgtable.h2
4 files changed, 15 insertions, 18 deletions
diff --git a/arch/cris/include/arch-v10/arch/mmu.h b/arch/cris/include/arch-v10/arch/mmu.h
index df84f1716e6b..e829e5a37bbe 100644
--- a/arch/cris/include/arch-v10/arch/mmu.h
+++ b/arch/cris/include/arch-v10/arch/mmu.h
@@ -33,10 +33,10 @@ typedef struct
/* CRIS PTE bits (see R_TLB_LO in the register description)
*
- * Bit: 31-13 12-------4 3 2 1 0
- * ________________________________________________
- * | pfn | reserved | global | valid | kernel | we |
- * |_____|__________|________|_______|________|_____|
+ * Bit: 31 30-13 12-------4 3 2 1 0
+ * _______________________________________________________
+ * | cache |pfn | reserved | global | valid | kernel | we |
+ * |_______|____|__________|________|_______|________|_____|
*
* (pfn = physical frame number)
*/
@@ -53,6 +53,7 @@ typedef struct
#define _PAGE_VALID (1<<2) /* page is valid */
#define _PAGE_SILENT_READ (1<<2) /* synonym */
#define _PAGE_GLOBAL (1<<3) /* global page - context is ignored */
+#define _PAGE_NO_CACHE (1<<31) /* part of the uncached memory map */
/* Bits the HW doesn't care about but the kernel uses them in SW */
diff --git a/arch/cris/include/arch-v32/arch/mmu.h b/arch/cris/include/arch-v32/arch/mmu.h
index 6bcdc3fdf7dc..c1a13e05e963 100644
--- a/arch/cris/include/arch-v32/arch/mmu.h
+++ b/arch/cris/include/arch-v32/arch/mmu.h
@@ -28,10 +28,10 @@ typedef struct
/*
* CRISv32 PTE bits:
*
- * Bit: 31-13 12-5 4 3 2 1 0
- * +-----+------+--------+-------+--------+-------+---------+
- * | pfn | zero | global | valid | kernel | write | execute |
- * +-----+------+--------+-------+--------+-------+---------+
+ * Bit: 31 30-13 12-5 4 3 2 1 0
+ * +-------+-----+------+--------+-------+--------+-------+---------+
+ * | cache | pfn | zero | global | valid | kernel | write | execute |
+ * +-------+-----+------+--------+-------+--------+-------+---------+
*/
/*
@@ -45,6 +45,8 @@ typedef struct
#define _PAGE_VALID (1 << 3) /* Page is valid. */
#define _PAGE_SILENT_READ (1 << 3) /* Same as above. */
#define _PAGE_GLOBAL (1 << 4) /* Global page. */
+#define _PAGE_NO_CACHE (1 << 31) /* part of the uncached memory map */
+
/*
* The hardware doesn't care about these bits, but the kernel uses them in
diff --git a/arch/cris/include/asm/hardirq.h b/arch/cris/include/asm/hardirq.h
index 74178adeb1cd..17bb12d760b2 100644
--- a/arch/cris/include/asm/hardirq.h
+++ b/arch/cris/include/asm/hardirq.h
@@ -2,16 +2,6 @@
#define __ASM_HARDIRQ_H
#include <asm/irq.h>
-#include <linux/threads.h>
-#include <linux/cache.h>
-
-typedef struct {
- unsigned int __softirq_pending;
-} ____cacheline_aligned irq_cpustat_t;
-
-#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
-
-void ack_bad_irq(unsigned int irq);
#define HARDIRQ_BITS 8
@@ -24,4 +14,6 @@ void ack_bad_irq(unsigned int irq);
# error HARDIRQ_BITS is too low!
#endif
+#include <asm-generic/hardirq.h>
+
#endif /* __ASM_HARDIRQ_H */
diff --git a/arch/cris/include/asm/pgtable.h b/arch/cris/include/asm/pgtable.h
index 50aa974aa834..1fcce00f01f4 100644
--- a/arch/cris/include/asm/pgtable.h
+++ b/arch/cris/include/asm/pgtable.h
@@ -197,6 +197,8 @@ static inline pte_t __mk_pte(void * page, pgprot_t pgprot)
static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
{ pte_val(pte) = (pte_val(pte) & _PAGE_CHG_MASK) | pgprot_val(newprot); return pte; }
+#define pgprot_noncached(prot) __pgprot((pgprot_val(prot) | _PAGE_NO_CACHE))
+
/* pte_val refers to a page in the 0x4xxxxxxx physical DRAM interval
* __pte_page(pte_val) refers to the "virtual" DRAM interval