MPC5604开发bootloader过程中遇到程序无法下载的问题

木子乙二 · 发表于 2015-10-16 11:05:37

MPC5604开发bootloader过程中，在MPC5604B_FLASH.lcf文件中修改了部分内容，导致程序无法下载，将MPC5604B_FLASH.lcf文件恢复成原来的，程序也能正常下载。（附1为lcf文件内容，附2为程序下载信息）

附1：MPC5604B_FLASH.lcf代码
/* Internal FLASH linker command file for MPC5604C                         */
/*                                                                         */
/*             512KB Flash, 40KB SRAM                                  */
/*                                                                         */
/* Intended to be used for the stationary example project.                */
/*                                                                         */
/* VERSION:                                                                */
/*                                                                         */

MEMORY
{
/*FLASH: 0x00000000 - 0x00007FFFF*/

/* Fixed location required for RCHW and program entry point. */
resetvector:          org = 0x00000000, len = 0x00000008

/* Contains initializations from __ppc_eabi_init.c,
   MPC56xx_HWInit.c, MPC56xx_init_*.c and the entry point (__startup).
   */
init:             org = 0x00000020, len = 0x00000FE0

   /* Contains interrupt branch tables for both core and INTC module
   and the ISR handlers code. Note, since the vector base address field
   of IVPR is defined within the range [0:19] the table must be loaded
   at an address aligned to 4K boundary.
   */
exception_handlers: org = 0x00001000, len = 0x00001000

/* Space allocated for user code and device initialization.
ROM Image address should be set with the start address of this
segment in order to instruct the runtime to initialize the
static variables. All the section above are ignored for this action.
Please see -romaddr linker option.*/
internal_flash:       org = 0x00002000, len = 0x00001000

BOOT_FLASH:    org = 0x00003000, len = 0x00005000

APP_FLASH:          org = 0x00008000, len = 0x00038000 /* Application code is from B0F1 */

/* SRAM: 0x40000000 - 0x40009FFF */
internal_ram:       org = 0x40000000, len = 0x00004000

BOOT_RAM:    org = 0x40004000, len = 0x00003000
CAN_TX_RAM:    org = 0x40007800, len = 0x00000400
CAN_RX_RAM:    org = 0x40007C00, len = 0x00000400

heap  :             org = 0x40008000, len = 0x00001000
stack :             org = 0x40009000, len = 0x00001000

}

/* This will ensure the rchw and reset vector are not stripped by the linker */
FORCEACTIVE { "bam_rchw" "bam_resetvector" }

SECTIONS
{
.__bam_bootarea LOAD (0x00000000): {} > resetvector

GROUP : {
/* Section used for initialization code: __ppc_eabi_init.c,
   MPC56xx_HWInit.c, MPC56xx_init_*.c and the entry point (__startup).
   */
   .init LOAD (0x00000020) : {}
   .init_vle (VLECODE) LOAD (_e_init) : {
      *(.init)
      *(.init_vle)
   }
} > init

GROUP : {
/* Fixed length of 0x800 is required for core interrupt branch table.
Core IVOR branch table entries must be aligned to 16 bytes.
*/
   .ivor_branch_table (VLECODE) LOAD (0x00001000) : {}

   /* ISR handlers code.*/
   .__exception_handlers  (VLECODE) LOAD (_e_ivor_branch_table) : {}
} > exception_handlers

GROUP  : {
   .text : {}
   .text_vle (VLECODE) ALIGN(0x08): {
      *(.text)
      *(.text_vle)
   }
   .rodata (CONST) : {
      *(.rdata)
      *(.rodata)
   }
   .ctors : {}
   .dtors : {}
   extab : {}
   extabindex : {}
} > internal_flash

.boot_flash (VLECODE) ALIGN(0x10) LOAD(0x00003000) :{} > BOOT_FLASH
.app_flash (VLECODE) ALIGN(0x10) LOAD(0x00008000) :{} > APP_FLASH

GROUP : {
   /* The INTC module for this device contains up to 221 IRQs.*/
   .__uninitialized_intc_handlertable ALIGN(2048) : {}
   .data : {}
   .sdata  : {}
   .sbss : {}
   .sdata2 : {}
   .sbss2  : {}
   .bss : {}
} > internal_ram
}

/* Freescale CodeWarrior compiler address designations */

_stack_addr = ADDR(stack)+SIZEOF(stack);
_stack_end  = ADDR(stack);
_heap_addr  = ADDR(heap);
_heap_end = ADDR(heap)+SIZEOF(heap);

/* Exceptions Handlers Location (used in Exceptions.c IVPR initialization)*/

EXCEPTION_HANDLERS = ADDR(exception_handlers);

/* L2 SRAM Location (used for L2 SRAM initialization) */

L2SRAM_LOCATION = 0x40000000;

附2：程序下载记录信息
Starting 3rd party flash programming...
GDI: Mtwks Callback(MTWKS_CB_PROJECTACCESS, Section : STARTUP, Entry : SPECIFY_NETWORKCARD_ENABLED, Value : 0, R) => DI_ERR_NONFATAL
INF: Copyright 2012 P&E Microcomputer Systems,Inc.
INF: Command Line :"E:\Freescale\CW MCU v10.6\eclipse\..\MCU\bin\de.exe" -noni -language en -ORBendPoint giop:tcp:127.0.0.1: -ORBtraceLevel 0
INF: CMD>RE
INF: Initializing.
INF: Target has been RESET and is active.
INF: CMD>CM E:\Freescale\CW MCU v10.6\MCU\bin\Plugins\support\EPPC\gdi\P&E\freescale_mpc5604b_1x32x128k_cflash.pcp
INF: Initializing.
INF: Initialized.
INF: ;version 1.11, 02/04/2014, Copyright P&E Microcomputer Systems, www.pemicro.com [560x_512k_cflash]
INF: ;device Freescale, MPC5604B, 1x32x128k, desc=CFlash
INF: ;begin_cs device=$00000000, length=$00080000, ram=$40000000
INF: Loading programming algorithm ...
INF: Done.
INF: CMD>EM
INF: Erasing.
INF: Module has been erased.
INF: CMD>PM
INF: Programming.
INF: Processing Object File Data ...
INF: Error during programming.
ERR: Error Programming flash of device
ERR: Error occured during Flash programming.
GDI: Mtwks Callback(MTWKS_CB_PROJECTACCESS, Section : DEFAULT, Entry : MODE11, Value : Unknown Processor, R) => DI_ERR_NONFATAL
GDI: Mtwks Callback(MTWKS_CB_PROJECTACCESS, Section : Unknown Processor, Entry : REGISTERMASK, Value : *.reg, R) => DI_ERR_NONFATAL
GDI: Mtwks Callback(MTWKS_CB_PROJECTACCESS, Section : Unknown Processor, Entry : RESETADDR, Value : -1007091700, R) => DI_ERR_NONFATAL
GDI: Mtwks Callback(MTWKS_CB_PROJECTACCESS, Section : Unknown Processor, Entry : WATCHADDR, Value : 0, R) => DI_ERR_NONFATAL
GDI: Mtwks Callback(MTWKS_CB_PROJECTACCESS, Section : Unknown Processor, Entry : FLASHALG, Value : , R) => DI_ERR_NONFATAL

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