From: Jack Steiner <steiner@sgi.com>
To: linux-ia64@vger.kernel.org
Subject: Re: 2.6.14 boots on sgi altix?
Date: Fri, 18 Nov 2005 05:23:17 +0000 [thread overview]
Message-ID: <20051118052317.GA22784@sgi.com> (raw)
In-Reply-To: <200511180316.jAI3G9g06785@unix-os.sc.intel.com>
On Thu, Nov 17, 2005 at 07:16:07PM -0800, Chen, Kenneth W wrote:
> Is there something special I need to do to boot 2.6.14 on SGI
> altix machine? I took 7 day old 2.6.14.2 kernel source, and
> did the following:
Give this a try. Line numbers may be slightly off - I have a different
version of the tree but this _should_ apply. Untested ...
Index: linux/include/asm/sn/sn_sal.h
=================================--- linux.orig/include/asm/sn/sn_sal.h 2005-11-03 18:07:57.000000000 -0600
+++ linux/include/asm/sn/sn_sal.h 2005-11-17 22:28:22.607430600 -0600
@@ -1018,6 +1018,24 @@ ia64_sn_get_sn_info(int fc, u8 *shubtype
ret_stuff.v2 = 0;
SAL_CALL_NOLOCK(ret_stuff, SN_SAL_GET_SN_INFO, fc, 0, 0, 0, 0, 0, 0);
+/***** BEGIN HACK - temp til old proms no longer supported ********/
+ if (ret_stuff.status = SALRET_NOT_IMPLEMENTED) {
+ int nasid = get_sapicid() & 0xfff;;
+#define SH_SHUB_ID_NODES_PER_BIT_MASK 0x001f000000000000UL
+#define SH_SHUB_ID_NODES_PER_BIT_SHFT 48
+ if (shubtype) *shubtype = 0;
+ if (nasid_bitmask) *nasid_bitmask = 0x7ff;
+ if (nasid_shift) *nasid_shift = 38;
+ if (systemsize) *systemsize = 10;
+ if (sharing_domain_size) *sharing_domain_size = 8;
+ if (partid) *partid = sn_partition_serial_number;
+ if (coher) *coher = nasid >> 9;
+ if (reg) *reg = (HUB_L((u64 *) LOCAL_MMR_ADDR(SH1_SHUB_ID)) & SH_SHUB_ID_NODES_PER_BIT_MASK) >>
+ SH_SHUB_ID_NODES_PER_BIT_SHFT;
+ return 0;
+ }
+/***** END HACK *******/
+
if (ret_stuff.status < 0)
return ret_stuff.status;
--
Thanks
Jack Steiner (steiner@sgi.com) 651-683-5302
Principal Engineer SGI - Silicon Graphics, Inc.
prev parent reply other threads:[~2005-11-18 5:23 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-18 3:16 2.6.14 boots on sgi altix? Chen, Kenneth W
2005-11-18 4:09 ` Keith Owens
2005-11-18 5:23 ` Jack Steiner [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20051118052317.GA22784@sgi.com \
--to=steiner@sgi.com \
--cc=linux-ia64@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox