From: Julien Grall <julien.grall@arm.com>
To: Andrii Anisov <andrii.anisov@globallogic.com>
Cc: embedded-pv-devel@lists.xenproject.org,
Stefano Stabellini <sstabellini@kernel.org>,
"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
Steve Capper <Steve.Capper@arm.com>,
Meng Xu <mengxu@seas.upenn.edu>
Subject: Re: [Embedded-pv-devel] [PATCH RFC 00/18] System adjustment to customer needs.
Date: Mon, 23 May 2016 10:13:35 +0100 [thread overview]
Message-ID: <5742C9BF.8050901@arm.com> (raw)
In-Reply-To: <CAGQvs6i=8OSwFAxqfiha=B3xFq6uJFAbdWEyuJPboS41cBc3Vw@mail.gmail.com>
Hello Andrii,
On 20/05/16 18:09, Andrii Anisov wrote:
>> If I understand correctly, all the initiators but the GPU will be used by
>> DOM0 which is already direct mapped. The only issue here is allocating
>> memory enough memory below 4GB.
> It's not about memory allocation for domain. It is rather about SDRAM
> mapping on the bus. J6 has first 2GB for iomems, starting from
> 0x80000000 2GB of SDRAM mapping plus more SDRAM mapped over 4GB line.
> Changing rambase_pfn is painful for J6 release kernel so we just make
> it configurable by
> - [PATCH RFC 04/18] libxl: add ability to set rambase_pfn via cfg file.
> - [PATCH RFC 13/18] xen: introduce and use 'dom0_rambase_pfn'
> setting for kernel Dom0
I am not sure to understand why you need to change the rambase_pfn. Is
it because the kernel is using hardcoded address rather than using the
device tree?
Regards,
--
Julien Grall
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next prev parent reply other threads:[~2016-05-23 9:13 UTC|newest]
Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-18 16:32 [PATCH RFC 00/18] System adjustment to customer needs Andrii Anisov
2016-05-18 16:32 ` [PATCH RFC 01/18] xen/tools: Fix virtual disks helper scripts Andrii Anisov
2016-05-19 11:34 ` Wei Liu
2016-05-19 20:54 ` Andrii Anisov
2016-05-19 22:58 ` Wei Liu
2016-05-20 8:30 ` Andrii Anisov
2016-05-18 16:32 ` [PATCH RFC 02/18] kbdif: add raw events passing Andrii Anisov
2016-05-19 9:28 ` Jan Beulich
2016-05-18 16:32 ` [PATCH RFC 03/18] xen/arm: allow to allocate 1/128/256/512 Mb memory chunks Andrii Anisov
2016-05-19 11:10 ` Julien Grall
2016-05-18 16:32 ` [PATCH RFC 04/18] libxl: add ability to set rambase_pfn via cfg file Andrii Anisov
2016-05-19 11:34 ` Wei Liu
2016-05-19 11:36 ` Julien Grall
2016-05-18 16:32 ` [PATCH RFC 05/18] xen/arm: allow reassigning of hw interrupts to guest domain Andrii Anisov
2016-05-19 12:19 ` Julien Grall
2016-05-18 16:32 ` [PATCH RFC 06/18] libxl: parse config data during domain reboot Andrii Anisov
2016-05-19 11:35 ` Wei Liu
2016-05-18 16:32 ` [PATCH RFC 07/18] tools/misc: Modify Xen watchdog daemon Andrii Anisov
2016-05-19 11:35 ` Wei Liu
2016-05-18 16:32 ` [PATCH RFC 08/18] tools/misc: Set timeout value from " Andrii Anisov
2016-05-19 11:35 ` Wei Liu
2016-05-18 16:32 ` [PATCH RFC 09/18] tools: Allow to cross-compile xentop Andrii Anisov
2016-05-19 11:35 ` Wei Liu
2016-05-18 16:32 ` [PATCH RFC 10/18] xen: arm: add batch support to the XENMEM_p2m_lookup operation Andrii Anisov
2016-05-19 9:36 ` Jan Beulich
2016-05-18 16:32 ` [PATCH RFC 11/18] arm: Fix 1-to-1 Dom0 memory allocation of any size Andrii Anisov
2016-05-18 16:32 ` [PATCH RFC 12/18] libxl: Fix unneeded domain reboot during destroy routine Andrii Anisov
2016-05-19 11:35 ` Wei Liu
2016-05-18 16:32 ` [PATCH RFC 13/18] xen: introduce and use 'dom0_rambase_pfn' setting for kernel Dom0 Andrii Anisov
2016-05-19 9:41 ` Jan Beulich
2016-05-19 12:26 ` Julien Grall
2016-05-19 12:50 ` Jan Beulich
2016-05-19 13:39 ` Julien Grall
2016-05-19 13:58 ` Oleksandr Dmytryshyn
2016-05-19 14:34 ` Julien Grall
2016-05-20 8:39 ` Oleksandr Dmytryshyn
2016-05-19 14:36 ` Jan Beulich
2016-05-20 8:45 ` Oleksandr Dmytryshyn
2016-05-20 9:59 ` Jan Beulich
2016-05-20 14:19 ` Oleksandr Dmytryshyn
2016-05-20 15:04 ` Julien Grall
2016-05-20 16:05 ` Edgar E. Iglesias
2016-05-23 9:52 ` Oleksandr Dmytryshyn
2016-05-30 11:07 ` Stefano Stabellini
2016-05-31 14:04 ` Oleksandr Dmytryshyn
2016-06-01 14:01 ` Edgar E. Iglesias
2016-05-18 16:32 ` [PATCH RFC 14/18] xen: flask: Add possiblity to forward irqs into domU domains Andrii Anisov
2016-05-18 16:32 ` [PATCH RFC 15/18] arm: Add ability to relocate Xen in over 4GB space Andrii Anisov
2016-05-19 9:42 ` Jan Beulich
2016-05-19 13:53 ` Julien Grall
2016-05-24 17:18 ` Julien Grall
2016-05-18 16:32 ` [PATCH RFC 16/18] xen: Add dom0_mem_high option & over 4GB memory allocation for Dom0 Andrii Anisov
2016-05-18 16:32 ` [PATCH RFC 17/18] tools: Introduce ARM32_SEPAR_MEM_SPLIT option Andrii Anisov
2016-05-19 11:35 ` Wei Liu
2016-05-18 16:32 ` [PATCH RFC 18/18] arm: Add ability to allocate Xen heap in lowmem Andrii Anisov
2016-05-18 17:26 ` [PATCH RFC 00/18] System adjustment to customer needs Julien Grall
2016-05-19 19:45 ` Andrii Anisov
2016-05-18 19:17 ` [Embedded-pv-devel] " Meng Xu
2016-05-19 11:00 ` Julien Grall
2016-05-19 21:28 ` Andrii Anisov
2016-05-20 10:33 ` Julien Grall
2016-05-20 16:24 ` Andrii Anisov
2016-05-23 9:19 ` Julien Grall
2016-05-20 17:09 ` Andrii Anisov
2016-05-23 9:13 ` Julien Grall [this message]
2016-05-19 22:08 ` Andrii Anisov
2016-05-19 21:53 ` Andrii Anisov
2016-05-20 15:21 ` Meng Xu
2016-05-20 17:23 ` Andrii Anisov
2016-05-20 17:28 ` Meng Xu
2016-05-21 14:32 ` Julien Grall
2016-05-21 14:52 ` Meng Xu
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