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board: ti: k3: Convert boot flow ascii flow to svg

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Replace the ascii flow diagram with svg.

Signed-off-by: Nishanth Menon <nm@ti.com>
This commit is contained in:
Nishanth Menon 2023-07-27 13:59:02 -05:00 • committed by Heinrich Schuchardt
parent 5c86c57f9d
commit 6e8fa0611f
4 changed files with 1265 additions and 12 deletions
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220
doc/board/ti/img/boot_flow_01.svg Normal file
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15
doc/board/ti/k3.rst
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@ -45,10 +45,7 @@ boot media needed to load the binaries packaged inside `tiboot3.bin`,
including a 32bit U-Boot SPL, (called the wakup SPL) that ROM will jump
to after it has finished loading everything into internal SRAM.
.. code-block:: text
| WKUP Domain
ROM -> WKUP SPL ->
.. image:: img/boot_flow_01.svg
The wakeup SPL, running on a wakeup domain core, will initialize DDR and
any peripherals needed load the larger binaries inside the `tispl.bin`
@ -57,10 +54,7 @@ application cores inside the main domain to initialize the main domain,
starting with Trusted Firmware-A (TF-A), before moving on to start
OP-TEE and the main domain's U-Boot SPL.
.. code-block:: text
| WKUP Domain | Main Domain ->
ROM -> WKUP SPL -> TF-A -> OP-TEE -> Main SPL
.. image:: img/boot_flow_02.svg
The main domain's SPL, running on a 64bit application core, has
virtually unlimited space (billions of bytes now that DDR is working) to
@ -68,10 +62,7 @@ initialize even more peripherals needed to load in the `u-boot.img`
which loads more firmware into the micro-controller & wakeup domains and
finally prepare the main domain to run Linux.
.. code-block:: text
| WKUP Domain | Main Domain ->
ROM -> WKUP SPL -> TF-A -> OP-TEE -> Main SPL -> UBoot -> Linux
.. image:: img/boot_flow_03.svg
This is the typical boot flow for all K3 based SoCs, however this flow
offers quite a lot in the terms of flexibility, especially on High