Our board is DB64460A1-MPC7457,which has MPC7457 cpu. I give the configuration file to you below. could you give us your bdi2000 configuration file? and what is the version of gdb and gdb using by you?

 

;bdiGDB configuration file

;--------------------------------------------------------------
;
[INIT]
; init core register
WREG    MSR             0x00000000      ;MSR  : ME,RI
WSPR    1017            0x00000000      ;L2CR : disable L2 cache
WSPR    1008            0x84000000      ;HID0 : disable I/D cache

;init memory controller

 

[TARGET]
CPUTYPE     7457                ;the CPU type
JTAGCLOCK   0                   ;use 16 MHz JTAG clock
BOOTADDR 0xfff00100
;WORKSPACE   0x42000000         ;workspace in target RAM for data cache flush and L3PM access
BDIMODE     AGENT              ;the BDI working mode (LOADONLY | AGENT | GATEWAY)
STARTUP RESET
BREAKMODE   HARD               ;SOFT or HARD, HARD uses PPC hardware breakpoint
;STEPMODE    HWBP               ;TRACE or HWBP, HWPB uses a hardware breakpoint
STEPMODE TRACE
;DCACHE      FLUSH          ;data cache flushing (FLUSH | NOFLUSH)
;MMU         XLAT 0xC0000000     ;enable virtual address mode
MMU XLAT
PTBASE      0x000000F0          ;address where kernel/user stores pointer to page table pointers
;VECTOR      CATCH               ;catch unhandled exceptions
;SIO         7 9600       ;TCP port for serial IO, check BCSR1: enable RS232-1 !!!

;MEMDELAY    4000                ;additional memory access delay
;REGLIST     STD                 ;select register to transfer to GDB
;L3PM        0x00100000 0x80000  ;L3 privat memory

[HOST]
IP          10.18.3.183
LOAD        MANUAL      ;load code MANUAL or AUTO after reset
DEBUGPORT   2001

[FLASH]
CHIPTYPE    STRATAX16             ;Flash type (AM29F | AM29BX8 | AM29BX16 | I28BX8 | I28BX16)
CHIPSIZE    0x800000            ;The size of one flash chip in bytes (e.g. Am29LV800BB = 0x100000)
BUSWIDTH    32                   ;The width of the flash memory bus in bits (8 | 16 | 32 | 64)
WORKSPACE   0x42000000          ;workspace in SDRAM /marvell internal sram/