diff options
| author | Jack Steiner <steiner@sgi.com> | 2009-06-17 16:28:27 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-18 13:04:02 -0700 |
| commit | 270952a907220c0331fdaecbb55df892921c5e2d (patch) | |
| tree | 374bc1a642108f2c878a86903a70d8af8cd7a04a /drivers/misc/sgi-gru/gru_instructions.h | |
| parent | eb5bd5e52a8eafb1ddb42f983d41f97552afa106 (diff) | |
gru: update to rev 0.9 of gru spec
Update GRU driver to the latest version of the GRU spec. This consists
of minor updates:
- changes & additions to error status bits
- new restriction on handling of TLB misses while in FMM mode
- new field (not used by software) in TFH
Signed-off-by: Jack Steiner <steiner@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/misc/sgi-gru/gru_instructions.h')
| -rw-r--r-- | drivers/misc/sgi-gru/gru_instructions.h | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/misc/sgi-gru/gru_instructions.h b/drivers/misc/sgi-gru/gru_instructions.h index 2feb885ca96..eb9140d32e6 100644 --- a/drivers/misc/sgi-gru/gru_instructions.h +++ b/drivers/misc/sgi-gru/gru_instructions.h @@ -253,32 +253,37 @@ struct gru_instruction { #define CBE_CAUSE_HA_RESPONSE_FATAL (1 << 13) #define CBE_CAUSE_HA_RESPONSE_NON_FATAL (1 << 14) #define CBE_CAUSE_ADDRESS_SPACE_DECODE_ERROR (1 << 15) -#define CBE_CAUSE_RESPONSE_DATA_ERROR (1 << 16) -#define CBE_CAUSE_PROTOCOL_STATE_DATA_ERROR (1 << 17) +#define CBE_CAUSE_PROTOCOL_STATE_DATA_ERROR (1 << 16) +#define CBE_CAUSE_RA_RESPONSE_DATA_ERROR (1 << 17) +#define CBE_CAUSE_HA_RESPONSE_DATA_ERROR (1 << 18) /* CBE cbrexecstatus bits */ #define CBR_EXS_ABORT_OCC_BIT 0 #define CBR_EXS_INT_OCC_BIT 1 #define CBR_EXS_PENDING_BIT 2 #define CBR_EXS_QUEUED_BIT 3 -#define CBR_EXS_TLBHW_BIT 4 +#define CBR_EXS_TLB_INVAL_BIT 4 #define CBR_EXS_EXCEPTION_BIT 5 #define CBR_EXS_ABORT_OCC (1 << CBR_EXS_ABORT_OCC_BIT) #define CBR_EXS_INT_OCC (1 << CBR_EXS_INT_OCC_BIT) #define CBR_EXS_PENDING (1 << CBR_EXS_PENDING_BIT) #define CBR_EXS_QUEUED (1 << CBR_EXS_QUEUED_BIT) -#define CBR_EXS_TLBHW (1 << CBR_EXS_TLBHW_BIT) +#define CBR_TLB_INVAL (1 << CBR_EXS_TLB_INVAL_BIT) #define CBR_EXS_EXCEPTION (1 << CBR_EXS_EXCEPTION_BIT) /* * Exceptions are retried for the following cases. If any OTHER bits are set * in ecause, the exception is not retryable. */ -#define EXCEPTION_RETRY_BITS (CBE_CAUSE_RESPONSE_DATA_ERROR | \ - CBE_CAUSE_RA_REQUEST_TIMEOUT | \ +#define EXCEPTION_RETRY_BITS (CBE_CAUSE_EXECUTION_HW_ERROR | \ CBE_CAUSE_TLBHW_ERROR | \ - CBE_CAUSE_HA_REQUEST_TIMEOUT) + CBE_CAUSE_RA_REQUEST_TIMEOUT | \ + CBE_CAUSE_RA_RESPONSE_NON_FATAL | \ + CBE_CAUSE_HA_RESPONSE_NON_FATAL | \ + CBE_CAUSE_RA_RESPONSE_DATA_ERROR | \ + CBE_CAUSE_HA_RESPONSE_DATA_ERROR \ + ) /* Message queue head structure */ union gru_mesqhead { |