diff options
| author | Robin Getz <rgetz@blackfin.uclinux.org> | 2008-10-08 14:43:47 +0800 |
|---|---|---|
| committer | Bryan Wu <cooloney@kernel.org> | 2008-10-08 14:43:47 +0800 |
| commit | 5c64e0d5109532f8184be29c1dc163059e3ded4b (patch) | |
| tree | b39ae82bbdc99dba134c48c00e16d949ef742541 /arch/blackfin/include/asm | |
| parent | aca5e4aac88a0ee84e9dc63e3d4189adbaef24ca (diff) | |
Blackfin arch: Better error handling of unknown exceptions
Better error handling of unknown exceptions, allows userspace to do a
EXCPT n instruction for a not installed exception handler, and the
kernel doesn't crash (like it use to before this).
Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/include/asm')
| -rw-r--r-- | arch/blackfin/include/asm/traps.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/blackfin/include/asm/traps.h b/arch/blackfin/include/asm/traps.h index f0e5f940d9c..34f7295fb07 100644 --- a/arch/blackfin/include/asm/traps.h +++ b/arch/blackfin/include/asm/traps.h @@ -59,6 +59,9 @@ level " or a 16-bit register is accessed with a 32-bit instruction.\n" #define HWC_x3(level) \ "External Memory Addressing Error\n" +#define EXC_0x04(level) \ + "Unimplmented exception occured\n" \ + level " - Maybe you forgot to install a custom exception handler?\n" #define HWC_x12(level) \ "Performance Monitor Overflow\n" #define HWC_x18(level) \ @@ -84,7 +87,7 @@ level " a particular processor implementation.\n" #define EXC_0x22(level) \ "Illegal instruction combination\n" \ - level " - See section for multi-issue rules in the ADSP-BF53x Blackfin\n" \ + level " - See section for multi-issue rules in the Blackfin\n" \ level " Processor Instruction Set Reference.\n" #define EXC_0x23(level) \ "Data access CPLB protection violation\n" \ |