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| author | Jeenu Viswambharan <jeenu.viswambharan@arm.com> | 2017-10-18 14:30:53 +0100 |
|---|---|---|
| committer | Jeenu Viswambharan <jeenu.viswambharan@arm.com> | 2018-11-26 11:22:32 +0000 |
| commit | e31d76fd1699427ad19acbebbf6f9c00b80772b8 (patch) | |
| tree | cc6f3c38f70b4b7a83ca16efe58e90a7a4b98663 /docs/interrupt-framework-design.rst | |
| parent | 90a9213bfbb53366152f8030e4fc4b162c23ac04 (diff) | |
docs: Add Exception Handling Framework documentation
Change-Id: I77d38758d18ba6dda1652b1b1e644fbfb14386cc
Signed-off-by: Jeenu Viswambharan <jeenu.viswambharan@arm.com>
Diffstat (limited to 'docs/interrupt-framework-design.rst')
| -rw-r--r-- | docs/interrupt-framework-design.rst | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/docs/interrupt-framework-design.rst b/docs/interrupt-framework-design.rst index b5c7d219..4247f1f0 100644 --- a/docs/interrupt-framework-design.rst +++ b/docs/interrupt-framework-design.rst @@ -153,7 +153,10 @@ EL3 interrupts However, when ``EL3_EXCEPTION_HANDLING`` is ``1``, this routing model is invalid as EL3 interrupts are unconditionally routed to EL3, and EL3 - interrupts will always preempt Secure EL1/EL0 execution. + interrupts will always preempt Secure EL1/EL0 execution. See `exception + handling`__ documentation. + + .. __: exception-handling.rst#interrupt-handling #. **CSS=0, TEL3=1**. Interrupt is routed to EL3 when execution is in Secure-EL1/Secure-EL0. This is a valid routing model as secure software |