October 2002
Intermediate to advanced
430 pages
14h 57m
English
Content preview from Embedded Systems Design, 2nd Edition
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Interrupts and exceptions 203
The table can be relocated by changing the EP bit in the
machine state register (MSR). If cleared, the table is located at
$0000000. If the bit is set to one (its state after reset) the vector table
is relocated to $FFF00000. Obviously, changing this bit before
moving the vector table can cause immense problems!
Reserved
System Reset
Machine Check
Data Access
Instruction Access
External Interrupt
Alignment
Program
Floating-Point Unavailiable
Decrementer
Reserved
Trace
System Call
0 0000
0 0100
0 0200
0 0300
0 0400
0 0500
0 0600
0 0700
0 0800
0 0900
0 0A00
0 0B00
0 0D00
0 0C00
Vector
Offset
(hex)
Exception
Power-on, Hard & Soft Resets
Eabled through ...
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