diff options
Diffstat (limited to 'include/asm-ia64/sn/bte.h')
| -rw-r--r-- | include/asm-ia64/sn/bte.h | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/include/asm-ia64/sn/bte.h b/include/asm-ia64/sn/bte.h index 5335d87..a0d214f 100644 --- a/include/asm-ia64/sn/bte.h +++ b/include/asm-ia64/sn/bte.h @@ -3,7 +3,7 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (c) 2000-2006 Silicon Graphics, Inc. All Rights Reserved. + * Copyright (c) 2000-2007 Silicon Graphics, Inc. All Rights Reserved. */ @@ -150,6 +150,35 @@ typedef enum { BTEFAIL_NOTAVAIL, /* BTE not available */ } bte_result_t; +#define BTEFAIL_SH2_RESP_SHORT 0x1 /* bit 000001 */ +#define BTEFAIL_SH2_RESP_LONG 0x2 /* bit 000010 */ +#define BTEFAIL_SH2_RESP_DSP 0x4 /* bit 000100 */ +#define BTEFAIL_SH2_RESP_ACCESS 0x8 /* bit 001000 */ +#define BTEFAIL_SH2_CRB_TO 0x10 /* bit 010000 */ +#define BTEFAIL_SH2_NACK_LIMIT 0x20 /* bit 100000 */ +#define BTEFAIL_SH2_ALL 0x3F /* bit 111111 */ + +#define BTE_ERR_BITS 0x3FUL +#define BTE_ERR_SHIFT 36 +#define BTE_ERR_MASK (BTE_ERR_BITS << BTE_ERR_SHIFT) + +#define BTE_ERROR_RETRY(value) \ + (is_shub2() ? (value != BTEFAIL_SH2_CRB_TO) \ + : (value != BTEFAIL_TOUT)) + +/* + * On shub1 BTE_ERR_MASK will always be false, so no need for is_shub2() + */ +#define BTE_SHUB2_ERROR(_status) \ + ((_status & BTE_ERR_MASK) \ + ? (((_status >> BTE_ERR_SHIFT) & BTE_ERR_BITS) | IBLS_ERROR) \ + : _status) + +#define BTE_GET_ERROR_STATUS(_status) \ + (BTE_SHUB2_ERROR(_status) & ~IBLS_ERROR) + +#define BTE_VALID_SH2_ERROR(value) \ + ((value >= BTEFAIL_SH2_RESP_SHORT) && (value <= BTEFAIL_SH2_ALL)) /* * Structure defining a bte. An instance of this |
