From: "Luck, Tony" <tony.luck@intel.com>
To: linux-ia64@vger.kernel.org
Subject: [PATCH 2.4 and 2.6] Another mca sub-patch
Date: Mon, 13 Oct 2003 23:33:48 +0000 [thread overview]
Message-ID: <marc-linux-ia64-106608825201386@msgid-missing> (raw)
The definition of the pal_process_state_info_s structure
misses out some useful pieces (e.g. the "mi" bit which indicates
whether we should call PAL_MC_ERROR_INFO to get more details).
Worse yet, some of the bits are in the wrong places (cc/tc/bc).
See Volume 2 of "Intel Itanium Architecture Software Developer's
Manual". (In the Rev 2.1 October 2002 edition, p. 2:268 and 2:276).
-Tony
diff -ru temp/include/asm-ia64/pal.h mca/include/asm-ia64/pal.h
--- temp/include/asm-ia64/pal.h 2003-09-08 12:50:12.000000000 -0700
+++ mca/include/asm-ia64/pal.h 2003-10-03 11:47:57.000000000 -0700
@@ -405,10 +405,11 @@
* generated.
* (Trap Lost )
*/
- op : 3, /* Operation that
- * caused the machine
- * check
+ mi : 1, /* More information available
+ * call PAL_MC_ERROR_INFO
*/
+ pi : 1, /* Precise instruction pointer */
+ pm : 1, /* Precise min-state save area */
dy : 1, /* Processor dynamic
* state valid
@@ -450,11 +451,12 @@
* by the processor
*/
- reserved2 : 12,
+ reserved2 : 11,
cc : 1, /* Cache check */
tc : 1, /* TLB check */
bc : 1, /* Bus check */
- uc : 1; /* Unknown check */
+ rc : 1, /* Register file check */
+ uc : 1; /* Uarch check */
} pal_processor_state_info_t;
reply other threads:[~2003-10-13 23:33 UTC|newest]
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