diff options
| author | Yinghai Lu <yinghai@kernel.org> | 2010-02-16 18:40:35 -0800 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2010-02-16 21:43:39 -0800 |
| commit | 580e0ad21d6d6f932461d24b47041e3dd499c23f (patch) | |
| tree | 3476c71849c0f9aa54c160b9a994bf4d211bd697 /include/linux/early_res.h | |
| parent | dd645cee7b50b61cb2d05b59eb6027679c437af6 (diff) | |
core: Move early_res from arch/x86 to kernel/
This makes the range reservation feature available to other
architectures.
-v2: add get_max_mapped, max_pfn_mapped only defined in x86...
to fix PPC compiling
-v3: according to hpa, add CONFIG_HAVE_EARLY_RES
-v4: fix typo about EARLY_RES in config
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <4B7B5723.4070009@kernel.org>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'include/linux/early_res.h')
| -rw-r--r-- | include/linux/early_res.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/include/linux/early_res.h b/include/linux/early_res.h new file mode 100644 index 00000000000..50f7663bb8b --- /dev/null +++ b/include/linux/early_res.h @@ -0,0 +1,22 @@ +#ifndef _LINUX_EARLY_RES_H +#define _LINUX_EARLY_RES_H +#ifdef __KERNEL__ + +extern void reserve_early(u64 start, u64 end, char *name); +extern void reserve_early_overlap_ok(u64 start, u64 end, char *name); +extern void free_early(u64 start, u64 end); +extern void early_res_to_bootmem(u64 start, u64 end); + +void reserve_early_without_check(u64 start, u64 end, char *name); +u64 find_early_area(u64 ei_start, u64 ei_last, u64 start, u64 end, + u64 size, u64 align); +u64 find_early_area_size(u64 ei_start, u64 ei_last, u64 start, + u64 *sizep, u64 align); +u64 find_fw_memmap_area(u64 start, u64 end, u64 size, u64 align); +u64 get_max_mapped(void); +#include <linux/range.h> +int get_free_all_memory_range(struct range **rangep, int nodeid); + +#endif /* __KERNEL__ */ + +#endif /* _LINUX_EARLY_RES_H */ |