sh: Add a machvec callback for early memblock reservations.

This adds in a callback to the machvec to allow platforms to do early
reservations through memblock.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2011-01-07 15:19:56 +09:00
parent e54be894ea
commit 2f5998610a
2 changed files with 9 additions and 2 deletions

View File

@ -31,6 +31,7 @@ struct sh_machine_vector {
int (*mv_mode_pins)(void);
void (*mv_mem_init)(void);
void (*mv_mem_reserve)(void);
};
extern struct sh_machine_vector sh_mv;

View File

@ -2,7 +2,7 @@
* linux/arch/sh/mm/init.c
*
* Copyright (C) 1999 Niibe Yutaka
* Copyright (C) 2002 - 2010 Paul Mundt
* Copyright (C) 2002 - 2011 Paul Mundt
*
* Based on linux/arch/i386/mm/init.c:
* Copyright (C) 1995 Linus Torvalds
@ -325,11 +325,17 @@ void __init paging_init(void)
int nid;
memblock_init();
sh_mv.mv_mem_init();
early_reserve_mem();
/*
* Once the early reservations are out of the way, give the
* platforms a chance to kick out some memory.
*/
if (sh_mv.mv_mem_reserve)
sh_mv.mv_mem_reserve();
memblock_enforce_memory_limit(memory_limit);
memblock_analyze();