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-rw-r--r--docs/user-guide.md8
1 files changed, 7 insertions, 1 deletions
diff --git a/docs/user-guide.md b/docs/user-guide.md
index b9b69b36..8f271cf0 100644
--- a/docs/user-guide.md
+++ b/docs/user-guide.md
@@ -351,7 +351,12 @@ performed.
* `PROGRAMMABLE_RESET_ADDRESS`: This option indicates whether the reset
vector address can be programmed or is fixed on the platform. It can take
- either 0 (fixed) or 1 (programmable). Default is 0.
+ either 0 (fixed) or 1 (programmable). Default is 0. If the platform has a
+ programmable reset address, it is expected that a CPU will start executing
+ code directly at the right address, both on a cold and warm reset. In this
+ case, there is no need to identify the entrypoint on boot and this has
+ implication for `plat_get_my_entrypoint()` platform porting interface.
+ (see the [Porting Guide] for details)
* `PSCI_EXTENDED_STATE_ID`: As per PSCI1.0 Specification, there are 2 formats
possible for the PSCI power-state parameter viz original and extended
@@ -1092,4 +1097,5 @@ _Copyright (c) 2013-2015, ARM Limited and Contributors. All rights reserved._
[Juno Software Guide]: http://community.arm.com/docs/DOC-8396
[DS-5]: http://www.arm.com/products/tools/software-tools/ds-5/index.php
[mbedTLS Repository]: https://github.com/ARMmbed/mbedtls.git
+[Porting Guide]: ./porting-guide.md
[Trusted Board Boot]: trusted-board-boot.md