diff options
author | Wu Zhangjin <wuzhangjin@gmail.com> | 2009-10-16 02:17:15 -0400 |
---|---|---|
committer | Ralf Baechle <ralf@linux-mips.org> | 2009-12-16 20:57:02 -0500 |
commit | 659da2ba3ebf53dc49f7f9a357a1aef046bf3139 (patch) | |
tree | 233c126dd17a4b361ae77e37e5ce9bbb7a149e05 /arch/mips/loongson | |
parent | c1b14a7545e26fc08ea524b58ac590304484ce4f (diff) |
MIPS: Loongson: Register reserved memory pages
Register reserved pages for Loongson family machines.
Signed-off-by: Wu Zhangjin <wuzhangjin@gmail.com>
Cc: Linux-MIPS <linux-mips@linux-mips.org>
Cc: yanh@lemote.com,
Cc: huhb@lemote.com
Cc: Zhang Le <r0bertz@gentoo.org>
Cc: zhangfx@lemote.com,
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/loongson')
-rw-r--r-- | arch/mips/loongson/common/mem.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/mips/loongson/common/mem.c b/arch/mips/loongson/common/mem.c index e94ef158f98..3f7f153b197 100644 --- a/arch/mips/loongson/common/mem.c +++ b/arch/mips/loongson/common/mem.c | |||
@@ -12,14 +12,22 @@ | |||
12 | 12 | ||
13 | #include <loongson.h> | 13 | #include <loongson.h> |
14 | #include <mem.h> | 14 | #include <mem.h> |
15 | #include <pci.h> | ||
15 | 16 | ||
16 | void __init prom_init_memory(void) | 17 | void __init prom_init_memory(void) |
17 | { | 18 | { |
18 | add_memory_region(0x0, (memsize << 20), BOOT_MEM_RAM); | 19 | add_memory_region(0x0, (memsize << 20), BOOT_MEM_RAM); |
20 | |||
21 | add_memory_region(memsize << 20, LOONGSON_PCI_MEM_START - (memsize << | ||
22 | 20), BOOT_MEM_RESERVED); | ||
19 | #ifdef CONFIG_64BIT | 23 | #ifdef CONFIG_64BIT |
20 | if (highmemsize > 0) | 24 | if (highmemsize > 0) |
21 | add_memory_region(LOONGSON_HIGHMEM_START, | 25 | add_memory_region(LOONGSON_HIGHMEM_START, |
22 | highmemsize << 20, BOOT_MEM_RAM); | 26 | highmemsize << 20, BOOT_MEM_RAM); |
27 | |||
28 | add_memory_region(LOONGSON_PCI_MEM_END + 1, LOONGSON_HIGHMEM_START - | ||
29 | LOONGSON_PCI_MEM_END - 1, BOOT_MEM_RESERVED); | ||
30 | |||
23 | #endif /* CONFIG_64BIT */ | 31 | #endif /* CONFIG_64BIT */ |
24 | } | 32 | } |
25 | 33 | ||