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authorAlistair Delva <adelva@google.com>2021-02-16 21:01:22 +0000
committerAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>2021-02-16 21:01:22 +0000
commitefb2826bb8160e2d8e0fcec85133a7468484f9fd (patch)
tree37a21c69306801ee7cdda5167a30896c8740155b /docs/resources/diagrams/plantuml/bl2-loading-sp.puml
parentb00a71fc312c9781fa6f404dccfb55b062b2ccac (diff)
parentfaa476c0caaa598afa5a6109d17102db5fe35ec6 (diff)
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Original change: https://android-review.googlesource.com/c/platform/external/arm-trusted-firmware/+/1589611 MUST ONLY BE SUBMITTED BY AUTOMERGER Change-Id: I3a25534ceed4f8e188510641080d8b8ed49b8f62
Diffstat (limited to 'docs/resources/diagrams/plantuml/bl2-loading-sp.puml')
-rw-r--r--docs/resources/diagrams/plantuml/bl2-loading-sp.puml44
1 files changed, 44 insertions, 0 deletions
diff --git a/docs/resources/diagrams/plantuml/bl2-loading-sp.puml b/docs/resources/diagrams/plantuml/bl2-loading-sp.puml
new file mode 100644
index 000000000..3cf7c3620
--- /dev/null
+++ b/docs/resources/diagrams/plantuml/bl2-loading-sp.puml
@@ -0,0 +1,44 @@
+/'
+ ' Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ '
+ ' SPDX-License-Identifier: BSD-3-Clause
+ '/
+
+@startuml
+participant bl1
+participant FIP
+
+bl1 -> FIP : read(FW_CONFIG)
+create FW_CONFIG
+bl1 -> FW_CONFIG : load
+
+bl1 -> FIP : read(bl2)
+create bl2
+bl1 -> bl2 : load
+bl1 --> bl2 : hand off (FW_CONFIG)
+
+bl2 -> FW_CONFIG : read_node(SPKs)
+loop for each spkg subnode
+ bl2 -> FW_CONFIG : read(UUID)
+ bl2 -> FW_CONFIG : read(load_address)
+ bl2 -> FIP : read(spkg@UUID)
+ create SPKG
+ bl2 -> SPKG : load
+end loop
+
+bl2 -> FW_CONFIG : read_node(TOS_FW_CONFIG)
+create TOS_FW_CONFIG
+bl2 -> TOS_FW_CONFIG : load
+
+bl2 -> FIP : read(bl32/SPMC)
+create SPMC
+bl2 -> SPMC : load
+
+bl2 -> FIP : read(bl31)
+create bl31
+bl2 -> bl31 : load
+bl2 --> bl31 : hand off (TOS_FW_CONFIG)
+
+bl31 --> SPMC : hand off (TOS_FW_CONFIG)
+
+@enduml