From 3f1cd2050271dbf548e053f0a67e365b277cfcb3 Mon Sep 17 00:00:00 2001 From: Wojtek Kosior Date: Tue, 10 Dec 2019 16:46:56 +0100 Subject: re-enter system mode on invalid data access from PL0 code --- interrupt_vector.S | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 interrupt_vector.S (limited to 'interrupt_vector.S') diff --git a/interrupt_vector.S b/interrupt_vector.S new file mode 100644 index 0000000..f71330b --- /dev/null +++ b/interrupt_vector.S @@ -0,0 +1,20 @@ +.section ".interrupt_vectors.text" + +.global abort_handler +.local generic_handler +.global _interrupt_vectors +_interrupt_vectors: + b generic_handler + b generic_handler + b generic_handler + b abort_handler_caller + b abort_handler_caller + b generic_handler + b generic_handler + +generic_handler: + b generic_handler +abort_handler_caller: + mov sp, #0x8000 + ldr r5, =abort_handler + bx r5 -- cgit v1.2.3