powerpc: add support for the Freescale P1022DS reference board

[oweals/u-boot.git] / arch / powerpc / cpu / mpc85xx / tlb.c

diff --git a/arch/powerpc/cpu/mpc85xx/tlb.c b/arch/powerpc/cpu/mpc85xx/tlb.c
index eebb6ae04ec4694156db89967c6a8f12b8eedbe1..f2833a5df706fcd038da86dc81d1e661c9ed6b9d 100644 (file)
--- a/arch/powerpc/cpu/mpc85xx/tlb.c
+++ b/arch/powerpc/cpu/mpc85xx/tlb.c
@@ -74,6 +74,26 @@ void read_tlbcam_entry(int idx, u32 *valid, u32 *tsize, unsigned long *epn,
 }
 
 #ifndef CONFIG_NAND_SPL
+void print_tlbcam(void)
+{
+       int i;
+       unsigned int num_cam = mfspr(SPRN_TLB1CFG) & 0xfff;
+
+       /* walk all the entries */
+       printf("TLBCAM entries\n");
+       for (i = 0; i < num_cam; i++) {
+               unsigned long epn;
+               u32 tsize, valid;
+               phys_addr_t rpn;
+
+               read_tlbcam_entry(i, &valid, &tsize, &epn, &rpn);
+               printf("entry %02d: V: %d EPN 0x%08x RPN 0x%08llx size:",
+                       i, (valid == 0) ? 0 : 1, (unsigned int)epn,
+                       (unsigned long long)rpn);
+               print_size(TSIZE_TO_BYTES(tsize), "\n");
+       }
+}
+
 static inline void use_tlb_cam(u8 idx)
 {
        int i = idx / 32;