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The on-chip boot ROM for the ADSP-BF535 processor does the following (Figure 2-2). Figure 2-2. ADSP-BF535 Processors: On-Chip Boot ROM
1 Sets up Supervisor mode by exiting the RESET interrupt service routine and jumping into the lowest priority interrupt (IVG15).
2 Checks whether the RESET was a software reset and if so, whether to skip the entire boot ...
Кстати для 531/2/3 пишут аналогичное:
The on-chip boot ROM for ADSP-BF531/BF532/BF533 processors does the following.
1 Sets up supervisor mode by exiting the RESET interrupt service routine and jumping into the lowest priority interrupt (IVG15).
2 Checks whether the RESET was a software reset and if so, whether to skip the entire boot
Получается загрузчик сам уходит в IVG15.
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