Changes

Hardware/Starlet (view source)

Revision as of 08:50, 8 April 2022

456 bytes added , 08:50, 8 April 2022

added section for exceptions

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* ARM and thumb instruction set

* Clocked at 243MHz (Hollywood clock)

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== Exceptions ==

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Exception vectors are located at <code>ffff0000</code>. Each exception is given 4 bytes, and usually branches elsewhere.

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{| class="wikitable"

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! Index

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! [[mini]] name

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! Description

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|-

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| 0

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| v_reset

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| Hardware reset

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|-

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| 1

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| v_undf

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| Undefined instruction

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|-

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| 2

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| v_swi

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| ?

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|-

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| 3

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| v_instr_abrt

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| Instruction abort

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|-

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| 4

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| v_data_abrt

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| Data abort

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|-

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| 5

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| v_reserved

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| ?

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|-

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| 6

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| v_irq

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| [[Hollywood/IRQs|IRQ]]

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|-

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| 7

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| v_fiq

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| FIQ

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|}

== Boot ==

Hallowizer

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