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-rw-r--r--include/asm-ia64/sn/bte.h31
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
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