From: keith mannthey <kmannth@us.ibm.com>
To: dave hansen <haveblue@us.ibm.com>
Cc: lkml <linux-kernel@vger.kernel.org>,
Vivek goyal <vgoyal@in.ibm.com>,
ebiederm@xmission.com, andrew <akpm@osdl.org>
Subject: Re: [Bug] 2.6.18-rc6-mm2 i386 trouble finding RSDT in get_memcfg_from_srat
Date: Thu, 14 Sep 2006 15:43:50 -0700 [thread overview]
Message-ID: <1158273830.15745.14.camel@keithlap> (raw)
In-Reply-To: <1158271274.24414.6.camel@localhost.localdomain>
On Thu, 2006-09-14 at 15:01 -0700, Dave Hansen wrote:
> Keith, can you get printouts of the phys_addrs it is trying to use
> there? In fact, can you print out all of the calls to all of the
> functions and all of their arguments in that file?
The call to boot_ioremap is always the same
(works)
BIOS-e820: 0000000000000000 - 000000000009c400 (usable)
BIOS-e820: 000000000009c400 - 00000000000a0000 (reserved)
BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 00000000eff91840 (usable)
BIOS-e820: 00000000eff91840 - 00000000eff9c340 (ACPI data)
BIOS-e820: 00000000eff9c340 - 00000000f0000000 (reserved)
BIOS-e820: 00000000fec00000 - 0000000100000000 (reserved)
BIOS-e820: 0000000100000000 - 00000001d0000000 (usable)
Node: 0, start_pfn: 0, end_pfn: 156
Node: 0, start_pfn: 256, end_pfn: 982929
Node: 0, start_pfn: 1048576, end_pfn: 1900544
get_memcfg_from_srat: assigning address to rsdp fdfc0
RSD PTR v0 [IBM ]
rsdp->rsdt_address eff9c2c0
boot_ioremap phys_addr = eff9c2c0 long = 44
boot_ioremap and I return c04da2c0
rsdt = c04da2c0 header is RSDT4
Begin SRAT table scan....
....
(no works)
BIOS-e820: 0000000000000000 - 000000000009c400 (usable)
BIOS-e820: 000000000009c400 - 00000000000a0000 (reserved)
BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 00000000eff91840 (usable)
BIOS-e820: 00000000eff91840 - 00000000eff9c340 (ACPI data)
BIOS-e820: 00000000eff9c340 - 00000000f0000000 (reserved)
BIOS-e820: 00000000fec00000 - 0000000100000000 (reserved)
BIOS-e820: 0000000100000000 - 00000001d0000000 (usable)
Node: 0, start_pfn: 0, end_pfn: 156
Node: 0, start_pfn: 256, end_pfn: 982929
Node: 0, start_pfn: 1048576, end_pfn: 1900544
get_memcfg_from_srat: assigning address to rsdp fdfc0
RSD PTR v0 [IBM ]
rsdp->rsdt_address eff9c2c0
boot_ioremap phys_addr = eff9c2c0 long = 44
boot_ioremap and I return c13db2c0
rsdt = c13db2c0 header is
ACPI: RSDT signature incorrect
failed to get NUMA memory information from SRAT table
NUMA - single node, flat memory mode
...
> Also, it might be possible that this data somehow got pushed above the
> 8MB boundary. Getting me those addresses will let me check that.
I think the kernel starts @ 16mb with i386 kdump.
Thanks,
Keith
next prev parent reply other threads:[~2006-09-14 22:43 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-13 2:18 [Bug] 2.6.18-rc6-mm2 i386 trouble finding RSDT in get_memcfg_from_srat keith mannthey
2006-09-14 21:34 ` keith mannthey
2006-09-14 22:01 ` Dave Hansen
2006-09-14 22:43 ` keith mannthey [this message]
2006-09-14 22:48 ` Dave Hansen
2006-09-14 23:19 ` keith mannthey
2006-09-14 23:04 ` Vivek Goyal
2006-09-14 23:21 ` Dave Hansen
2006-09-14 23:35 ` Vivek Goyal
2006-09-14 23:43 ` keith mannthey
2006-09-14 23:59 ` Vivek Goyal
2006-09-15 0:03 ` keith mannthey
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