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SD Secondary boot loader with FIQ

I have a project on LPC2365 :
- I use SD Secondary Boot Loader
- Main project with RTX and FlashFS from RL-ARM

If I use no FIQ : Project OK
If I use FIQ (timer0) : the program doesn't work

If I use no boot loader, FIQ is OK

What would I do for using boot loader and FIQ at the same time?

I see in lpc2300.s

;               LDR     PC, IRQ_Addr
                LDR     PC, [PC, #-0x0120]     ; Vector from VicVectAddr
                LDR     PC, FIQ_Addr

It means IRQ_Addr is replaced by [PC, #-0x0120]
what about FIQ_Addr ?

Thanks very much.

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