1 files changed, 23 insertions, 1 deletions

diff --git a/arch/microblaze/kernel/setup.c b/arch/microblaze/kernel/setup.c
index 7a9f39efbf3..71af974aa24 100644
--- a/arch/microblaze/kernel/setup.c
+++ b/arch/microblaze/kernel/setup.c
@@ -94,8 +94,11 @@ inline unsigned get_romfs_len(unsigned *addr)
 }
 #endif  /* CONFIG_MTD_UCLINUX_EBSS */
 
+unsigned long kernel_tlb;
+
 void __init machine_early_init(const char *cmdline, unsigned int ram,
-                unsigned int fdt, unsigned int msr)
+                unsigned int fdt, unsigned int msr, unsigned int tlb0,
+                unsigned int tlb1)
 {
         unsigned long *src, *dst;
         unsigned int offset = 0;
@@ -142,6 +145,12 @@ void __init machine_early_init(const char *cmdline, unsigned int ram,
         setup_early_printk(NULL);
 #endif
 
+        /* setup kernel_tlb after BSS cleaning
+         * Maybe worth to move to asm code */
+        kernel_tlb = tlb0 + tlb1;
+        /* printk("TLB1 0x%08x, TLB0 0x%08x, tlb 0x%x\n", tlb0,
+                                                        tlb1, kernel_tlb); */
+
         printk("Ramdisk addr 0x%08x, ", ram);
         if (fdt)
                 printk("FDT at 0x%08x\n", fdt);
@@ -196,6 +205,19 @@ static int microblaze_debugfs_init(void)
         return of_debugfs_root == NULL;
 }
 arch_initcall(microblaze_debugfs_init);
+
+static int __init debugfs_tlb(void)
+{
+        struct dentry *d;
+
+        if (!of_debugfs_root)
+                return -ENODEV;
+
+        d = debugfs_create_u32("tlb_skip", S_IRUGO, of_debugfs_root, &tlb_skip);
+        if (!d)
+                return -ENOMEM;
+}
+device_initcall(debugfs_tlb);
 #endif
 
 static int dflt_bus_notify(struct notifier_block *nb,