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arm9tdmi vector_catch: reserved means "don't use"

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Bit 5 shouldn't be used.  Remove all support for modifying it.
Matches the exception vector table, of course ... more than one
bootloader uses that non-vector to help distinguish valid boot
images from random garbage in flash.
This commit is contained in:
David Brownell
2009-10-23 12:28:03 -07:00
parent bfefe85645
commit 75cdc8a260
3 changed files with 5 additions and 4 deletions
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doc/openocd.texi
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@@ -5460,6 +5460,8 @@ ARMv5TE architecture instead of ARMv4T.
@c 9-june-2009: tried this on arm920t, it didn't work.
@c no-params always lists nothing caught, and that's how it acts.
@c 23-oct-2009: doesn't work _consistently_ ... as if the ICE
@c versions have different rules about when they commit writes.
@anchor{arm9tdmi vector_catch}
@deffn Command {arm9tdmi vector_catch} [@option{all}|@option{none}|list]
@@ -5476,7 +5478,7 @@ vector catch hardware to intercept
@option{all} of the hardware vectors,
@option{none} of them,
or a list with one or more of the following:
@option{reset} @option{undef} @option{swi} @option{pabt} @option{dabt} @option{reserved}
@option{reset} @option{undef} @option{swi} @option{pabt} @option{dabt}
@option{irq} @option{fiq}.
@end deffn