sh: bootmem tidying for discontig/sparsemem preparation.

This reworks some of the node 0 bootmem initialization in
preparation for discontigmem and sparsemem support.

ARCH_POPULATES_NODE_MAP is switched to as a result of this.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 4 insertions, 2 deletions

diff --git a/include/asm-sh/mmu_context.h b/include/asm-sh/mmu_context.h
index 01acaaae9751..199662bb35c6 100644
--- a/include/asm-sh/mmu_context.h
+++ b/include/asm-sh/mmu_context.h
@@ -169,6 +169,8 @@ enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
 #define destroy_context(mm)             do { } while (0)
 #define set_asid(asid)                  do { } while (0)
 #define get_asid()                      (0)
+#define set_TTB(pgd)                    do { } while (0)
+#define get_TTB()                       (0)
 #define activate_context(mm,cpu)        do { } while (0)
 #define switch_mm(prev,next,tsk)        do { } while (0)
 #define deactivate_mm(tsk,mm)           do { } while (0)
@@ -211,8 +213,8 @@ static inline void disable_mmu(void)
  * MMU control handlers for processors lacking memory
  * management hardware.
  */
-#define enable_mmu()    do { BUG(); } while (0)
-#define disable_mmu()   do { BUG(); } while (0)
+#define enable_mmu()    do { } while (0)
+#define disable_mmu()   do { } while (0)
 #endif
 
 #endif /* __KERNEL__ */