From: David Mosberger <davidm@napali.hpl.hp.com>
To: linux-ia64@vger.kernel.org
Subject: Re: IA64 memory
Date: Thu, 03 Feb 2005 06:01:14 +0000 [thread overview]
Message-ID: <16897.48682.650545.356523@napali.hpl.hp.com> (raw)
In-Reply-To: <851caabb05020220513945437@mail.gmail.com>
>>>>> On Thu, 3 Feb 2005 10:21:42 +0530, Vaibhav Sharma <vaibhav.sh@gmail.com> said:
Vaibhav> Hi, I am investigating how linux initializes the memory in
Vaibhav> IA64 machine. the flow, very broadly (i think) is:
Vaibhav> **start_kernel-> setup_arch-> find_memory-> efi_memmap_walk
Vaibhav> ** ( it does all all other things like unwind_init,
Vaibhav> efi_init, etc, inbetween). The function efi_memmap_walk
Vaibhav> uses the "IA64_boot_param" structure to read the memory
Vaibhav> map. I wanted to know where and how this structure is
Vaibhav> initialized, I mean how does it access the EFI table. Are
Vaibhav> call-backs used to initialize this structure..??..Do these
Vaibhav> call-backs use the API's to EFI table management...?
The boot-param structure is setup by elilo.
Look for a routine called sysdeps_create_boot_params() in the elilo sources.
--david
next prev parent reply other threads:[~2005-02-03 6:01 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-03 4:52 IA64 memory Vaibhav Sharma
2005-02-03 6:01 ` David Mosberger [this message]
2005-02-03 7:15 ` Vaibhav Sharma
2005-02-04 2:31 ` David Mosberger
2005-02-06 6:21 ` Vaibhav Sharma
2005-02-08 18:17 ` David Mosberger
2005-02-20 11:30 ` Vaibhav Sharma
2005-02-20 15:57 ` Matthew Wilcox
2005-02-20 17:29 ` Bukie Mabayoje
2005-02-24 18:40 ` Bukie Mabayoje
2005-03-01 13:44 ` Vaibhav Sharma
2005-03-01 15:24 ` Alex Williamson
2005-03-01 15:32 ` Matthew Wilcox
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