RE: [ia64 R&D] CONFIG_IA64_MCA

Sourav Sen
2004-08-03T13:57:00Z

Sorry to dig thigs up from the past, but when I apply
this against 2.6.6 and pass the nomca flag, I get MCA in
the boot path on sx1000 based systems of HP.

Thanks
Sourav
HP-STS, Bangalore
+91-80-2205-1897

+ -----Original Message-----
+ From: linux-ia64-owner@vger.kernel.org
+ [mailto:linux-ia64-owner@vger.kernel.org]On Behalf Of Chen, Kenneth W
+ Sent: Saturday, May 08, 2004 2:58 AM
+ To: 'Jesse Barnes'; CURRY,JOHN W (HP-Cupertino,ex1)
+ Cc: Luck, Tony; linux-ia64@vger.kernel.org
+ Subject: RE: [ia64 R&D] CONFIG_IA64_MCA
+
+
+ >>>> Jesse Barnes wrote on Friday, May 07, 2004 12:57 PM
+ >
+ > On Tuesday, May 4, 2004 7:51 pm, CURRY,JOHN W
+ (HP-Cupertino,ex1) wrote:
+ > > Well, once it's working I think this will be okay for our team.
+ >
+ > Any chance you could test the patch for me? Anyone else
+ have hw they
+ > could try it on?
+
+ Is there another patch or this is the latest one?
+ http://www.gelato.unsw.edu.au/linux-ia64/0405/9514.html
+
+ If that's the latest one, then it won't boot on any machine with nomca
+ parameter because once match found, it stuck in the for loop
+ and memcmp
+ endlessly, cp never gets incremented :-(
+
+ How about this one:
+
+ diff -Nur linux-2.6.6-rc3/arch/ia64/kernel/setup.c
+ linux-2.6.6-rc3.ken/arch/ia64/kernel/setup.c
+ --- linux-2.6.6-rc3/arch/ia64/kernel/setup.c 2004-04-27
+ 18:35:09.000000000 -0700
+ +++ linux-2.6.6-rc3.ken/arch/ia64/kernel/setup.c
+ 2004-05-07 14:22:18.000000000 -0700
+ @@ -360,8 +360,9 @@
+ # endif
+ #endif
+
+ - /* enable IA-64 Machine Check Abort Handling */
+ - ia64_mca_init();
+ + /* enable IA-64 Machine Check Abort Handling unless disabled */
+ + if (!strstr(saved_command_line, "nomca "))
+ + ia64_mca_init();
+
+ platform_setup(cmdline_p);
+ paging_init();
+
+
+ -
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