root/loader/ixus240_elph320hs/entry.S

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   1 .section .entry
   2 
   3     LDR     SP, =MEMBASEADDR
   4     BL      check_compat
   5 
   6 
   7 // looks like idle cycle is required for proper shutdown
   8         MOV     R3, #0xF0000   // increased from 8000 to F0000 for extra delay for sx200 maybe could be 10000 ?
   9 1:
  10         SUB     R3, R3, #1
  11         CMP     R3, #0
  12         BNE     1b
  13 
  14 // ordinary startup...
  15 
  16         MOV     SP, #0x1900
  17         MOV     R11, #0
  18         B       my_restart

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