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| author | David S. Miller <davem@sunset.davemloft.net> | 2007-08-16 10:52:44 +0200 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-08-16 10:52:44 +0200 |
| commit | 53140b71c5e7b5370e4ac6ffc13fddbdfae71473 (patch) | |
| tree | 57e50b4c84ddf17012cf1934b7c9cf9a9b7b22c5 /arch/sparc64/kernel/head.S | |
| parent | [SPARC64]: Niagara-2 optimized copies. (diff) | |
| download | linux-53140b71c5e7b5370e4ac6ffc13fddbdfae71473.tar.xz linux-53140b71c5e7b5370e4ac6ffc13fddbdfae71473.zip | |
[SPARC64]: Do not touch %tick_cmpr on sun4v cpus.
This register is not a part of the sun4v architecture.
Niagara 1 and 2 happened to leave it around.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | arch/sparc64/kernel/head.S | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/head.S b/arch/sparc64/kernel/head.S index a2652bcfeb15..63144ad476f6 100644 --- a/arch/sparc64/kernel/head.S +++ b/arch/sparc64/kernel/head.S @@ -715,12 +715,13 @@ setup_trap_table: membar #Sync + BRANCH_IF_SUN4V(o2, 1f) + /* Kill PROM timer */ sethi %hi(0x80000000), %o2 sllx %o2, 32, %o2 wr %o2, 0, %tick_cmpr - BRANCH_IF_SUN4V(o2, 1f) BRANCH_IF_ANY_CHEETAH(o2, o3, 1f) ba,pt %xcc, 2f |