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MIPS: R2: Fix broken installation of cache error handler.

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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2009-01-28 18:48:23 +00:00
parent 634286f127
commit 42fe7ee31f
1 changed files with 6 additions and 2 deletions
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8
arch/mips/kernel/traps.c
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@ -1582,7 +1582,11 @@ void __init set_handler(unsigned long offset, void *addr, unsigned long size)
static char panic_null_cerr[] __cpuinitdata =
"Trying to set NULL cache error exception handler";
/* Install uncached CPU exception handler */
/*
* Install uncached CPU exception handler.
* This is suitable only for the cache error exception which is the only
* exception handler that is being run uncached.
*/
void __cpuinit set_uncached_handler(unsigned long offset, void *addr,
unsigned long size)
{
@ -1593,7 +1597,7 @@ void __cpuinit set_uncached_handler(unsigned long offset, void *addr,
unsigned long uncached_ebase = TO_UNCAC(ebase);
#endif
if (cpu_has_mips_r2)
ebase += (read_c0_ebase() & 0x3ffff000);
uncached_ebase += (read_c0_ebase() & 0x3ffff000);
if (!addr)
panic(panic_null_cerr);