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author | Frederic Weisbecker <fweisbec@gmail.com> | 2010-02-27 16:18:46 +0100 |
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committer | Frederic Weisbecker <fweisbec@gmail.com> | 2010-02-27 16:18:46 +0100 |
commit | 018cbffe6819f6f8db20a0a3acd9bab9bfd667e4 (patch) | |
tree | fadde2521591998dc653fa094c636e8a547e620d /arch/mips/bcm47xx/prom.c | |
parent | 1dd2980d990068e20045b90c424518cc7f3657ff (diff) | |
parent | 60b341b778cc2929df16c0a504c91621b3c6a4ad (diff) |
Merge commit 'v2.6.33' into perf/core
Merge reason:
__percpu annotations need the corresponding sparse address
space definition upstream.
Conflicts:
tools/perf/util/probe-event.c (trivial)
Diffstat (limited to 'arch/mips/bcm47xx/prom.c')
-rw-r--r-- | arch/mips/bcm47xx/prom.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c index c51405e5792..29d3cbf9555 100644 --- a/arch/mips/bcm47xx/prom.c +++ b/arch/mips/bcm47xx/prom.c @@ -141,6 +141,14 @@ static __init void prom_init_mem(void) break; } + /* Ignoring the last page when ddr size is 128M. Cached + * accesses to last page is causing the processor to prefetch + * using address above 128M stepping out of the ddr address + * space. + */ + if (mem == 0x8000000) + mem -= 0x1000; + add_memory_region(0, mem, BOOT_MEM_RAM); } |