85xx: Add support to populate addr map based on TLB settings
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/cpu/mpc85xx/tlb.c b/cpu/mpc85xx/tlb.c
index a2d16ae..5b5f791 100644
--- a/cpu/mpc85xx/tlb.c
+++ b/cpu/mpc85xx/tlb.c
@@ -26,6 +26,11 @@
#include <common.h>
#include <asm/processor.h>
#include <asm/mmu.h>
+#ifdef CONFIG_ADDR_MAP
+#include <addr_map.h>
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
void set_tlb(u8 tlb, u32 epn, u64 rpn,
u8 perms, u8 wimge,
@@ -47,6 +52,11 @@
mtspr(MAS7, _mas7);
#endif
asm volatile("isync;msync;tlbwe;isync");
+
+#ifdef CONFIG_ADDR_MAP
+ if ((tlb == 1) && (gd->flags & GD_FLG_RELOC))
+ addrmap_set_entry(epn, rpn, (1UL << ((tsize * 2) + 10)), esel);
+#endif
}
void disable_tlb(u8 esel)
@@ -67,6 +77,11 @@
mtspr(MAS7, _mas7);
#endif
asm volatile("isync;msync;tlbwe;isync");
+
+#ifdef CONFIG_ADDR_MAP
+ if (gd->flags & GD_FLG_RELOC)
+ addrmap_set_entry(0, 0, 0, esel);
+#endif
}
void invalidate_tlb(u8 tlb)
@@ -91,6 +106,25 @@
return ;
}
+#ifdef CONFIG_ADDR_MAP
+void init_addr_map(void)
+{
+ int i;
+
+ for (i = 0; i < num_tlb_entries; i++) {
+ if (tlb_table[i].tlb == 0)
+ continue;
+
+ addrmap_set_entry(tlb_table[i].epn,
+ tlb_table[i].rpn,
+ (1UL << ((tlb_table[i].tsize * 2) + 10)),
+ tlb_table[i].esel);
+ }
+
+ return ;
+}
+#endif
+
unsigned int setup_ddr_tlbs(unsigned int memsize_in_meg)
{
unsigned int tlb_size;