Now I don't understand what could be the problem. Should I set SPR 158 from within u-boot to 0x00000007?
I saw that ICTRL is set in cpu/mpc8xx/start.S
Then I suppose BDI is doing other settings. But what?
This is my BDI cfg file (I removed all stuff except ICTRL):
; bdi configuration file for Adder/875 ; ---------------------------------------------- ; [INIT] ; init core register
WSPR 158 0x00000007 ;ICTRL: not serialized, no show cycles
[TARGET] BDIMODE AGENT ;the BDI working mode (LOADONLY | AGENT) BREAKMODE HARD ;SOFT or HARD, HARD uses PPC hardware breakpoints
[HOST] PROMPT adder875> IP 10.10.0.101 FILE u-boot.bin FORMAT BIN LOAD MANUAL
[FLASH] CHIPTYPE AM29BX16 ; Flash type (AM29F | AM29BX8 | AM29BX16 | I28BX8 | I28BX16) CHIPSIZE 0x800000 ; 8 Meg The size of one flash chip in bytes (e.g. AM29F010 = 0x20000) BUSWIDTH 16 ; The width of the flash memory bus in bits (8 | 16 | 32 ERASE 0xF8000000 ; FLASH sector #0 ERASE 0xF8010000 ; FLASH sector #1 ERASE 0xF8020000 ; FLASH sector #2 ERASE 0xF8030000 ; FLASH sector #3
FILE u-boot.bin FORMAT BIN