Changeset ce031f0 in mainline for arch/mips32/include/mm/tlb.h

Timestamp:

2005-10-04T11:23:21Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

8e3f47b3

Parents:

1e2aecca

Message:

MIPS work.
Fix some name inconsistencies between cp0 functions' declarations and definitions.
Add and implement tlb_init_arch().
Add tlb_modified() exception handler.

Other architectures: add dummy tlb_init_arch().

File:

• arch/mips32/include/mm/tlb.h (modified) (2 diffs)

arch/mips32/include/mm/tlb.h

@@ -31 +31 @@
 
 #include <arch/exception.h>
+
+#define TLB_SIZE        48
+
+#define TLB_WIRED               1
+#define TLB_KSTACK_WIRED_INDEX  0
+
+#define TLB_PAGE_MASK_16K       (0x3<<13)
 
 #define PAGE_UNCACHED                   2
@@ -66 +73 @@
 typedef struct entry_lo pte_t;
 
+/** Read Indexed TLB Entry
+ *
+ * Read Indexed TLB Entry.
+ */
+static inline void tlbr(void)
+{
+        __asm__ volatile ("tlbr\n\t");
+}
+
+/** Write Indexed TLB Entry
+ *
+ * Write Indexed TLB Entry.
+ */
+static inline void tlbwi(void)
+{
+        __asm__ volatile ("tlbwi\n\t");
+}
+
+/** Write Random TLB Entry
+ *
+ * Write Random TLB Entry.
+ */
+static inline void tlbwr(void)
+{
+        __asm__ volatile ("tlbwr\n\t");
+}
+
 extern void tlb_invalid(struct exception_regdump *pstate);
 extern void tlb_refill(struct exception_regdump *pstate);
+extern void tlb_modified(struct exception_regdump *pstate);
 
 #endif