diff options
| author | Huacai Chen <chenhc@lemote.com> | 2016-03-17 20:41:05 +0800 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2016-05-09 12:00:03 +0200 |
| commit | 3484de7bcbed20ecbf2b8d80671619e7059e2dd7 (patch) | |
| tree | adfe2ed2745ed58293bf656c8c3cd9ce491906f5 /arch/mips/loongson64 | |
| parent | a95d069204e178f18476f5499abab0d0d9cbc32c (diff) | |
MIPS: Loongson-3: Reserve 32MB for RS780E integrated GPU
Due to datasheet, reserving 0xff800000~0xffffffff (8MB below 4GB) is
not enough for RS780E integrated GPU's TOM (top of memory) registers
and MSI/MSI-x memory region, so we reserve 0xfe000000~0xffffffff (32MB
below 4GB).
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Cc: Aurelien Jarno <aurelien@aurel32.net>
Cc: Steven J . Hill <sjhill@realitydiluted.com>
Cc: Fuxin Zhang <zhangfx@lemote.com>
Cc: Zhangjin Wu <wuzhangjin@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: stable@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/12889/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/loongson64')
| -rw-r--r-- | arch/mips/loongson64/loongson-3/numa.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/mips/loongson64/loongson-3/numa.c b/arch/mips/loongson64/loongson-3/numa.c index 6f9e010cec4d..282c5a8c2fcd 100644 --- a/arch/mips/loongson64/loongson-3/numa.c +++ b/arch/mips/loongson64/loongson-3/numa.c @@ -213,10 +213,10 @@ static void __init node_mem_init(unsigned int node) BOOTMEM_DEFAULT); if (node == 0 && node_end_pfn(0) >= (0xffffffff >> PAGE_SHIFT)) { - /* Reserve 0xff800000~0xffffffff for RS780E integrated GPU */ + /* Reserve 0xfe000000~0xffffffff for RS780E integrated GPU */ reserve_bootmem_node(NODE_DATA(node), - (node_addrspace_offset | 0xff800000), - 8 << 20, BOOTMEM_DEFAULT); + (node_addrspace_offset | 0xfe000000), + 32 << 20, BOOTMEM_DEFAULT); } sparse_memory_present_with_active_regions(node); |