Re: [PATCH 1/5] doc: Add documentation for the Arm VExpress64 board configs

From: Andre Przywara <andre.przywara@arm.com>
To: Peter Hoyes <peter.hoyes@arm.com>
Cc: u-boot@lists.denx.de, diego.sueiro@arm.com
Subject: Re: [PATCH 1/5] doc: Add documentation for the Arm VExpress64 board configs
Date: Tue, 9 Nov 2021 15:05:54 +0000	[thread overview]
Message-ID: <20211109150554.6d1d73f6@donnerap.cambridge.arm.com> (raw)
In-Reply-To: <20211104165619.2684533-2-peter.hoyes@arm.com>

On Thu,  4 Nov 2021 16:56:15 +0000
Peter Hoyes <peter.hoyes@arm.com> wrote:

> From: Peter Hoyes <Peter.Hoyes@arm.com>
> 
> Create a new documentation section for Arm Ltd boards with a sub-page
> for the VExpress64 boards (FVP-A and Juno).

Many thanks for providing this!

> Signed-off-by: Peter Hoyes <Peter.Hoyes@arm.com>
> ---
>  doc/board/armltd/index.rst      |  9 ++++++
>  doc/board/armltd/vexpress64.rst | 49 +++++++++++++++++++++++++++++++++
>  doc/board/index.rst             |  1 +
>  3 files changed, 59 insertions(+)
>  create mode 100644 doc/board/armltd/index.rst
>  create mode 100644 doc/board/armltd/vexpress64.rst
> 
> diff --git a/doc/board/armltd/index.rst b/doc/board/armltd/index.rst
> new file mode 100644
> index 0000000000..c20d8a0a26
> --- /dev/null
> +++ b/doc/board/armltd/index.rst
> @@ -0,0 +1,9 @@
> +.. SPDX-License-Identifier: GPL-2.0
> +
> +Arm Ltd
> +=============
> +
> +.. toctree::
> +   :maxdepth: 2
> +
> +   vexpress64.rst
> diff --git a/doc/board/armltd/vexpress64.rst b/doc/board/armltd/vexpress64.rst
> new file mode 100644
> index 0000000000..9e97b0e9cd
> --- /dev/null
> +++ b/doc/board/armltd/vexpress64.rst
> @@ -0,0 +1,49 @@
> +.. SPDX-License-Identifier: GPL-2.0
> +
> +Arm Versatile Express
> +=====================
> +
> +The vexpress_* board configuration supports the following platforms:
> +
> + * FVP_Base_RevC-2xAEMvA
> + * Juno development board
> +
> +Fixed Virtual Platforms
> +-----------------------
> +
> +The Fixed Virtual Platforms (FVP) are complete simulations of an Arm system,
> +including processor, memory and peripherals. They are set out in a "programmer's
> +view", which gives a comprehensive model on which to build and test software.
> +
> +The supported FVPs are available free of charge and can be downloaded from the
> +Arm developer site [1]_ (user registration might be required).
> +
> +Supported features:
> +
> + * GICv3
> + * Generic timer
> + * PL011 UART
> +
> +The default configuration assumes that U-Boot is bootstrapped using a suitable
> +bootloader.

Can you give an example here, to give people some direction? For instance
that it can be included as BL33 in a FIT image created by a TF-A build.
Ideally with some example build command line?

Cheers,
Andre

> +
> +The FVPs can be debugged using Arm Development Studio [2]_.
> +
> +Juno
> +----
> +
> +Juno is an Arm development board with the following features:
> +
> + * Arm Cortex-A72/A57 and Arm Cortex-A53 in a "big.LITTLE" configuration
> + * A PCIe Gen2.0 bus with 4 lanes
> + * 8GB of DRAM
> + * GICv2
> +
> +More details can be found in the board documentation [3]_.
> +
> +References
> +----------
> +
> +.. [1] https://developer.arm.com/tools-and-software/simulation-models/fixed-virtual-platforms
> +.. [2] https://developer.arm.com/tools-and-software/embedded/arm-development-studio
> +.. [3] https://developer.arm.com/tools-and-software/development-boards/juno-development-board
> \ No newline at end of file
> diff --git a/doc/board/index.rst b/doc/board/index.rst
> index 74ea33e081..78b486538b 100644
> --- a/doc/board/index.rst
> +++ b/doc/board/index.rst
> @@ -11,6 +11,7 @@ Board-specific doc
>     AndesTech/index
>     amlogic/index
>     apple/index
> +   armltd/index
>     atmel/index
>     congatec/index
>     coreboot/index