From: Julien Grall <julien.grall@arm.com>
To: Shannon Zhao <zhaoshenglong@huawei.com>, xen-devel@lists.xen.org
Cc: sstabellini@kernel.org, wei.liu2@citrix.com,
ian.jackson@eu.citrix.com, peter.huangpeng@huawei.com,
shannon.zhao@linaro.org, boris.ostrovsky@oracle.com
Subject: Re: [PATCH v2 15/17] libxl/arm: Add ACPI module
Date: Thu, 23 Jun 2016 19:35:10 +0100 [thread overview]
Message-ID: <b52fda87-da4d-cc7a-b7be-fd29f9c00b8b@arm.com> (raw)
In-Reply-To: <1466651824-6964-16-git-send-email-zhaoshenglong@huawei.com>
Hi Shannon,
On 23/06/2016 04:17, Shannon Zhao wrote:
> From: Shannon Zhao <shannon.zhao@linaro.org>
>
> Add the ARM Multiboot module for ACPI, so UEFI or DomU can get the base
> address of ACPI tables from it.
>
> Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
> ---
> docs/misc/arm/device-tree/acpi.txt | 23 +++++++++++++++++++++++
> tools/libxl/libxl_arm.c | 24 ++++++++++++++++++++++++
> 2 files changed, 47 insertions(+)
> create mode 100644 docs/misc/arm/device-tree/acpi.txt
>
> diff --git a/docs/misc/arm/device-tree/acpi.txt b/docs/misc/arm/device-tree/acpi.txt
> new file mode 100644
> index 0000000..c39c4d0
> --- /dev/null
> +++ b/docs/misc/arm/device-tree/acpi.txt
> @@ -0,0 +1,23 @@
> +DomU ACPI module
> +================================
> +
> +Xen toolstack passes the domU ACPI tables via a reference in the /chosen node of
> +the device tree.
> +
> +Each node contains the following properties:
> +
> +- compatible
> +
> + "xen,guest-acpi", "multiboot,module"
> +
> +- reg
> +
> + Specifies the physical address and the length of the module.
We need to clarify how the firmware can find the RSDP. I.e will it
always be at the beginning of the region?
Also, do we really need the size of the region? Would not be simpler to
give the base address of RSDP?
Regards,
--
Julien Grall
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next prev parent reply other threads:[~2016-06-23 18:35 UTC|newest]
Thread overview: 130+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-23 3:16 [PATCH v2 00/17] Xen ARM DomU ACPI support Shannon Zhao
2016-06-23 3:16 ` [PATCH v2 01/17] libxl/arm: Factor out codes for generating DTB Shannon Zhao
2016-06-23 3:16 ` [PATCH v2 02/17] libxc: Add placeholders for ACPI tables blob and size Shannon Zhao
2016-06-23 3:16 ` [PATCH v2 03/17] libxl/arm: Add a configuration option for ARM DomU ACPI Shannon Zhao
2016-06-23 13:39 ` Stefano Stabellini
2016-06-23 14:34 ` Shannon Zhao
2016-06-27 10:40 ` Julien Grall
2016-07-07 15:30 ` Wei Liu
2016-07-12 3:40 ` Shannon Zhao
2016-07-12 9:22 ` Julien Grall
2016-07-12 11:33 ` Wei Liu
2016-07-12 14:17 ` Shannon Zhao
2016-07-12 14:33 ` Wei Liu
2016-07-12 14:45 ` Shannon Zhao
2016-07-13 7:54 ` Shannon Zhao
2016-07-13 9:20 ` Julien Grall
2016-07-13 9:48 ` Shannon Zhao
2016-07-13 10:03 ` Julien Grall
2016-07-15 8:00 ` Shannon Zhao
2016-07-15 8:07 ` Shannon Zhao
2016-07-18 19:40 ` Stefano Stabellini
2016-07-19 10:40 ` Wei Liu
2016-07-19 10:44 ` Ian Jackson
2016-06-23 15:53 ` Julien Grall
2016-06-23 3:16 ` [PATCH v2 04/17] libxl/arm: prepare for constructing ACPI tables Shannon Zhao
2016-06-23 13:37 ` Stefano Stabellini
2016-06-23 14:23 ` Shannon Zhao
2016-06-23 14:27 ` Stefano Stabellini
2016-06-23 16:18 ` Julien Grall
2016-06-23 3:16 ` [PATCH v2 05/17] libxl/arm: Construct ACPI RSDP table Shannon Zhao
2016-06-23 3:16 ` [PATCH v2 06/17] libxl/arm: Construct ACPI XSDT table Shannon Zhao
2016-06-23 3:16 ` [PATCH v2 07/17] libxl/arm: Construct ACPI GTDT table Shannon Zhao
2016-06-23 15:00 ` Stefano Stabellini
2016-06-23 16:19 ` Julien Grall
2016-06-23 16:26 ` Julien Grall
2016-06-23 16:58 ` Julien Grall
2016-06-27 1:44 ` Shannon Zhao
2016-06-27 10:17 ` Julien Grall
2016-06-29 9:29 ` Shannon Zhao
2016-06-29 9:42 ` Julien Grall
2016-06-29 13:41 ` Shannon Zhao
2016-07-05 16:42 ` Stefano Stabellini
2016-07-06 9:50 ` Julien Grall
2016-07-06 10:16 ` Stefano Stabellini
2016-06-23 3:16 ` [PATCH v2 08/17] libxl/arm: Factor MPIDR computing codes out as a helper Shannon Zhao
2016-06-23 16:29 ` Julien Grall
2016-06-23 3:16 ` [PATCH v2 09/17] libxl/arm: Construct ACPI MADT table Shannon Zhao
2016-06-23 16:36 ` Julien Grall
2016-06-23 3:16 ` [PATCH v2 10/17] libxl/arm: Construct ACPI FADT table Shannon Zhao
2016-06-23 3:16 ` [PATCH v2 11/17] libxl/arm: Construct ACPI DSDT table Shannon Zhao
2016-06-23 14:50 ` Stefano Stabellini
2016-06-23 16:42 ` Julien Grall
2016-06-27 1:50 ` Shannon Zhao
2016-06-23 17:03 ` Julien Grall
2016-06-27 6:01 ` Shannon Zhao
2016-06-27 10:29 ` Julien Grall
2016-06-27 12:05 ` Boris Ostrovsky
2016-06-28 11:03 ` Shannon Zhao
2016-06-28 13:41 ` Boris Ostrovsky
2016-06-29 18:58 ` Boris Ostrovsky
2016-07-01 7:58 ` Shannon Zhao
2016-07-01 10:18 ` Julien Grall
2016-07-01 14:42 ` Boris Ostrovsky
2016-07-01 15:14 ` Julien Grall
2016-06-23 3:16 ` [PATCH v2 12/17] libxl/arm: Add a helper to calculate the ACPI table checksum Shannon Zhao
2016-06-23 17:05 ` Julien Grall
2016-06-23 3:17 ` [PATCH v2 13/17] libxl/arm: Link all ACPI tables into one buffer Shannon Zhao
2016-06-23 17:10 ` Julien Grall
2016-06-23 3:17 ` [PATCH v2 14/17] libxl/arm: Factor finalise_one_memory_node as a gerneric function Shannon Zhao
2016-06-23 3:17 ` [PATCH v2 15/17] libxl/arm: Add ACPI module Shannon Zhao
2016-06-23 18:35 ` Julien Grall [this message]
2016-06-25 3:22 ` Shannon Zhao
2016-06-27 9:48 ` Julien Grall
2016-06-23 3:17 ` [PATCH v2 16/17] libxc/xc_dom_arm: Copy ACPI tables to guest space Shannon Zhao
2016-06-23 18:46 ` Julien Grall
2016-06-27 6:25 ` Shannon Zhao
2016-06-27 10:49 ` Julien Grall
2016-06-27 12:11 ` Boris Ostrovsky
2016-07-05 17:13 ` Stefano Stabellini
2016-07-06 9:46 ` Julien Grall
2016-07-06 10:12 ` Stefano Stabellini
2016-07-12 3:47 ` Shannon Zhao
2016-07-12 9:25 ` Julien Grall
2016-07-12 11:35 ` Wei Liu
2016-07-12 14:42 ` Shannon Zhao
2016-07-12 14:50 ` Wei Liu
2016-07-12 14:57 ` Shannon Zhao
2016-07-12 15:08 ` Boris Ostrovsky
2016-07-12 15:13 ` Wei Liu
2016-07-12 15:21 ` Boris Ostrovsky
2016-07-12 16:05 ` Wei Liu
2016-07-12 16:10 ` Julien Grall
2016-07-12 16:58 ` Boris Ostrovsky
2016-07-13 15:22 ` Julien Grall
2016-07-13 17:08 ` Boris Ostrovsky
2016-07-14 11:15 ` Wei Liu
2016-07-15 9:39 ` Shannon Zhao
2016-07-19 10:38 ` Wei Liu
2016-07-20 6:52 ` Shannon Zhao
2016-07-20 9:32 ` Wei Liu
2016-07-25 7:56 ` Shannon Zhao
2016-07-28 11:10 ` Julien Grall
2016-07-14 11:29 ` Julien Grall
2016-07-14 13:37 ` Stefano Stabellini
2016-07-20 12:33 ` Julien Grall
2016-07-20 13:33 ` Boris Ostrovsky
2016-07-20 13:41 ` Julien Grall
2016-07-20 14:09 ` Boris Ostrovsky
2016-07-20 17:28 ` Stefano Stabellini
2016-07-20 19:51 ` Boris Ostrovsky
2016-07-21 17:53 ` Stefano Stabellini
2016-07-21 18:23 ` Julien Grall
2016-07-21 18:54 ` Stefano Stabellini
2016-07-21 19:14 ` Julien Grall
2016-07-21 21:15 ` Stefano Stabellini
2016-07-25 8:38 ` George Dunlap
2016-07-25 9:46 ` Julien Grall
2016-07-25 22:06 ` Stefano Stabellini
2016-07-25 22:46 ` Boris Ostrovsky
2016-07-25 23:40 ` Stefano Stabellini
2016-07-26 1:17 ` Boris Ostrovsky
2016-07-28 11:06 ` Julien Grall
2016-07-28 12:42 ` Shannon Zhao
2016-08-02 11:01 ` Wei Liu
2016-08-03 19:20 ` Julien Grall
2016-08-04 10:17 ` Wei Liu
2016-08-02 11:01 ` Wei Liu
2016-07-07 15:35 ` Wei Liu
2016-06-23 3:17 ` [PATCH v2 17/17] libxl/arm: Initialize domain param HVM_PARAM_CALLBACK_IRQ Shannon Zhao
2016-06-23 18:48 ` Julien Grall
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