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authorPaul Mundt <lethal@linux-sh.org>2011-01-07 01:19:56 -0500
committerPaul Mundt <lethal@linux-sh.org>2011-01-10 23:04:57 -0500
commit2f5998610ae315fa659ebe2ae0f1c02203b63d9a (patch)
tree0f37ebec4e09f151c8e3a3ee1da04475ee5ab6e0 /arch/sh
parente54be894eae10eca9892e965cc9532f5d5a11767 (diff)
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>
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/include/asm/machvec.h1
-rw-r--r--arch/sh/mm/init.c10
2 files changed, 9 insertions, 2 deletions
diff --git a/arch/sh/include/asm/machvec.h b/arch/sh/include/asm/machvec.h
index dd5d6e5bf204..57c5c3d0f39f 100644
--- a/arch/sh/include/asm/machvec.h
+++ b/arch/sh/include/asm/machvec.h
@@ -31,6 +31,7 @@ struct sh_machine_vector {
31 int (*mv_mode_pins)(void); 31 int (*mv_mode_pins)(void);
32 32
33 void (*mv_mem_init)(void); 33 void (*mv_mem_init)(void);
34 void (*mv_mem_reserve)(void);
34}; 35};
35 36
36extern struct sh_machine_vector sh_mv; 37extern struct sh_machine_vector sh_mv;
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index 3385b28acaac..0d3f912e3334 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -2,7 +2,7 @@
2 * linux/arch/sh/mm/init.c 2 * linux/arch/sh/mm/init.c
3 * 3 *
4 * Copyright (C) 1999 Niibe Yutaka 4 * Copyright (C) 1999 Niibe Yutaka
5 * Copyright (C) 2002 - 2010 Paul Mundt 5 * Copyright (C) 2002 - 2011 Paul Mundt
6 * 6 *
7 * Based on linux/arch/i386/mm/init.c: 7 * Based on linux/arch/i386/mm/init.c:
8 * Copyright (C) 1995 Linus Torvalds 8 * Copyright (C) 1995 Linus Torvalds
@@ -325,11 +325,17 @@ void __init paging_init(void)
325 int nid; 325 int nid;
326 326
327 memblock_init(); 327 memblock_init();
328
329 sh_mv.mv_mem_init(); 328 sh_mv.mv_mem_init();
330 329
331 early_reserve_mem(); 330 early_reserve_mem();
332 331
332 /*
333 * Once the early reservations are out of the way, give the
334 * platforms a chance to kick out some memory.
335 */
336 if (sh_mv.mv_mem_reserve)
337 sh_mv.mv_mem_reserve();
338
333 memblock_enforce_memory_limit(memory_limit); 339 memblock_enforce_memory_limit(memory_limit);
334 memblock_analyze(); 340 memblock_analyze();
335 341