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| author | David S. Miller <davem@davemloft.net> | 2006-02-21 09:56:01 +0300 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-03-20 12:13:48 +0300 |
| commit | c79f76777d678ba454aa727800e1386a1fd1f2e8 (patch) | |
| tree | c93a6f342ae56216e34fb5c5f5782e79dff6c4fc | |
| parent | 4e74ae800bafe79d4aaa529bc5d52425757c0115 (diff) | |
| download | linux-c79f76777d678ba454aa727800e1386a1fd1f2e8.tar.xz | |
[SPARC64]: Args to SUNW,set-trap-table are 64-bit.
They were getting truncated to 32-bit and this is very bad
when your MMU fault status area is in physical memory above
4GB on SUN4V.
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | arch/sparc64/prom/misc.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/sparc64/prom/misc.c b/arch/sparc64/prom/misc.c index 36d2b9c1622d..90df42141b19 100644 --- a/arch/sparc64/prom/misc.c +++ b/arch/sparc64/prom/misc.c @@ -133,12 +133,17 @@ int prom_getprev(void) /* Install Linux trap table so PROM uses that instead of its own. */ void prom_set_trap_table(unsigned long tba) { - p1275_cmd("SUNW,set-trap-table", P1275_INOUT(1, 0), tba); + p1275_cmd("SUNW,set-trap-table", + (P1275_ARG(0, P1275_ARG_IN_64B) | + P1275_INOUT(1, 0)), tba); } void prom_set_trap_table_sun4v(unsigned long tba, unsigned long mmfsa) { - p1275_cmd("SUNW,set-trap-table", P1275_INOUT(2, 0), tba, mmfsa); + p1275_cmd("SUNW,set-trap-table", + (P1275_ARG(0, P1275_ARG_IN_64B) | + P1275_ARG(1, P1275_ARG_IN_64B) | + P1275_INOUT(2, 0)), tba, mmfsa); } int prom_get_mmu_ihandle(void) |