最近做了个系统，已经将mcs文件写到prom中，elf文件写入到flash中。 我想将程序放在fpga中直接运行，在工程添加了两个bram，一个SLMB接口，一个SOPB接口。 在生成linker script时，bootloader_0工程(已选择Mark to initialize brams)选择的是SLMB接口的bram存储器， main工程选择的是SOPB接口的bram存储器。 调试都没有问题，但是断电重起后程序没有运行，下面是我的mhs和mss文件，请高人指点，不胜感激！！！ .mhs文件  ARAMETER VERSION = 2.1.0
ORT db_12864 = db_12864, DIR = O, VEC = [0:7]
ORT rw_12864 = rw_12864, DIR = O
ORT di_12864 = di_12864, DIR = O
ORT cs1_n_12864 = cs1_n_12864, DIR = O
ORT cs2_n_12864 = cs2_n_12864, DIR = O
ORT e_12864 = e_12864, DIR = O
ORT rst_n_12864 = rst_n_12864, DIR = O
ORT led = led, DIR = O
ORT sys_clk_pin = dcm_clk_s, DIR = I, SIGIS = DCMCLK
PORT sys_rst_pin = sys_rst_s, DIR = I
# #flash
PORT flash_addr = flash_sram_Mem_A, DIR = O, VEC = [0:31]
PORT flash_data = flash_sram_Mem_DQ, DIR = IO, VEC = [0:15]
PORT flash_cen = flash_sram_Mem_CEN, DIR = O
PORT flash_oen = flash_sram_Mem_OEN, DIR = O
PORT flash_wen = flash_sram_Mem_WEN, DIR = O
PORT flash_rst = NET_VCC, DIR = O
PORT flash_byte = NET_VCC, DIR = O
# #PORT flash_ryby = NET_VCC,DIR=O
BEGIN microblaze
PARAMETER INSTANCE = microblaze_0
PARAMETER HW_VER = 4.00.a
PARAMETER C_USE_FPU = 0
PARAMETER C_DEBUG_ENABLED = 1
PARAMETER C_NUMBER_OF_PC_BRK = 2
BUS_INTERFACE DLMB = dlmb
BUS_INTERFACE ILMB = ilmb
BUS_INTERFACE DOPB = mb_opb
BUS_INTERFACE IOPB = mb_opb
PORT CLK = sys_clk_s
PORT DBG_CAPTURE = DBG_CAPTURE_s
PORT DBG_CLK = DBG_CLK_s
PORT DBG_REG_EN = DBG_REG_EN_s
PORT DBG_TDI = DBG_TDI_s
PORT DBG_TDO = DBG_TDO_s
PORT DBG_UPDATE = DBG_UPDATE_s
END
BEGIN opb_v20
PARAMETER INSTANCE = mb_opb
PARAMETER HW_VER = 1.10.c
PARAMETER C_EXT_RESET_HIGH = 1
PORT SYS_Rst = sys_rst_s
PORT OPB_Clk = sys_clk_s
END BEGIN bram_block
PARAMETER INSTANCE = lmb_bram
PARAMETER HW_VER = 1.00.a
BUS_INTERFACE PORTB = dlmb_port
BUS_INTERFACE PORTA = ilmb_port
END BEGIN lmb_bram_if_cntlr
PARAMETER INSTANCE = ilmb_cntlr
PARAMETER HW_VER = 1.00.b
PARAMETER C_BASEADDR = 0x00000000
PARAMETER C_HIGHADDR = 0x00003fff
BUS_INTERFACE SLMB = ilmb
BUS_INTERFACE BRAM_PORT = ilmb_port
END BEGIN lmb_v10
PARAMETER INSTANCE = ilmb
PARAMETER HW_VER = 1.00.a
PARAMETER C_EXT_RESET_HIGH = 1
PORT SYS_Rst = sys_rst_s
PORT LMB_Clk = sys_clk_s
END BEGIN opb_emc
PARAMETER INSTANCE = flash_sram
PARAMETER HW_VER = 2.00.a
PARAMETER C_NUM_BANKS_MEM = 1
PARAMETER C_MAX_MEM_WIDTH = 16
PARAMETER C_MEM0_WIDTH = 16
PARAMETER C_SYNCH_MEM_0 = 0
PARAMETER C_OPB_CLK_PERIOD_PS = 15151
PARAMETER C_INCLUDE_DATAWIDTH_MATCHING_0 = 1
# #tce
PARAMETER C_TCEDV_PS_MEM_0 = 120000
# #tacc
PARAMETER C_TAVDV_PS_MEM_0 = 120000
# #tdf
PARAMETER C_THZCE_PS_MEM_0 = 30000
# #tdf
PARAMETER C_THZOE_PS_MEM_0 = 30000
# #twc
PARAMETER C_TWC_PS_MEM_0 = 120000
# twp
PARAMETER C_TWP_PS_MEM_0 = 50000
# #toeh
PARAMETER C_TLZWE_PS_MEM_0 = 10000
PARAMETER C_MEM0_BASEADDR = 0x20100000
PARAMETER C_MEM0_HIGHADDR = 0x201fffff
BUS_INTERFACE SOPB = mb_opb
PORT Mem_A = flash_sram_Mem_A
PORT Mem_DQ = flash_sram_Mem_DQ
PORT Mem_CEN = flash_sram_Mem_CEN
PORT Mem_OEN = flash_sram_Mem_OEN
PORT Mem_WEN = flash_sram_Mem_WEN
END BEGIN lmb_bram_if_cntlr
PARAMETER INSTANCE = dlmb_cntlr
PARAMETER HW_VER = 1.00.b
PARAMETER C_BASEADDR = 0x00000000
PARAMETER C_HIGHADDR = 0x00003fff
BUS_INTERFACE SLMB = dlmb
BUS_INTERFACE BRAM_PORT = dlmb_port
END BEGIN lmb_v10
PARAMETER INSTANCE = dlmb
PARAMETER HW_VER = 1.00.a
PARAMETER C_EXT_RESET_HIGH = 1
PORT SYS_Rst = sys_rst_s
PORT LMB_Clk = sys_clk_s
END BEGIN opb_mdm
PARAMETER INSTANCE = debug_module
PARAMETER HW_VER = 2.00.a
PARAMETER C_MB_DBG_PORTS = 1
PARAMETER C_USE_UART = 1
PARAMETER C_UART_WIDTH = 8
PARAMETER C_BASEADDR = 0x41400000
PARAMETER C_HIGHADDR = 0x4140ffff
BUS_INTERFACE SOPB = mb_opb
PORT OPB_Clk = sys_clk_s
PORT DBG_CAPTURE_0 = DBG_CAPTURE_s
PORT DBG_CLK_0 = DBG_CLK_s
PORT DBG_REG_EN_0 = DBG_REG_EN_s
PORT DBG_TDI_0 = DBG_TDI_s
PORT DBG_TDO_0 = DBG_TDO_s
PORT DBG_UPDATE_0 = DBG_UPDATE_s
END BEGIN dcm_module
PARAMETER INSTANCE = dcm_0
PARAMETER HW_VER = 1.00.a
PARAMETER C_CLK0_BUF = TRUE
PARAMETER C_CLKIN_PERIOD = 20.000000
PARAMETER C_CLK_FEEDBACK = 1X
PARAMETER C_DLL_FREQUENCY_MODE = LOW
PARAMETER C_EXT_RESET_HIGH = 1
PORT CLKIN = dcm_clk_s
PORT CLK0 = sys_clk_s
PORT CLKFB = sys_clk_s
PORT RST = net_gnd
PORT LOCKED = dcm_0_lock
END BEGIN led_zdq
PARAMETER INSTANCE = led_zdq_0
PARAMETER HW_VER = 1.00.a
PARAMETER C_BASEADDR = 0x7b400000
PARAMETER C_HIGHADDR = 0x7b40ffff
BUS_INTERFACE SOPB = mb_opb
PORT OPB_CLK = sys_clk_s
PORT OPB_RST = net_gnd
PORT led = led
END BEGIN lcd_zdq
PARAMETER INSTANCE = lcd_zdq_0
PARAMETER HW_VER = 1.00.a
PARAMETER C_BASEADDR = 0x7b420000
PARAMETER C_HIGHADDR = 0x7b42ffff
BUS_INTERFACE SOPB = mb_opb
PORT OPB_CLK = sys_clk_s
PORT OPB_RST = net_gnd
PORT db_12864 = db_12864
PORT di_12864 = di_12864
PORT rw_12864 = rw_12864
PORT e_12864 = e_12864
PORT cs1_n_12864 = cs1_n_12864
PORT cs2_n_12864 = cs2_n_12864
PORT rst_n_12864 = rst_n_12864
END BEGIN opb_bram_if_cntlr
PARAMETER INSTANCE = opb_bram_if_cntlr_0
PARAMETER HW_VER = 1.00.a
PARAMETER c_baseaddr = 0x20080000
PARAMETER c_highaddr = 0x20081fff
BUS_INTERFACE SOPB = mb_opb
BUS_INTERFACE PORTA = opb_bram_if_cntlr_0_PORTA
END BEGIN bram_block
PARAMETER INSTANCE = bram_block_0
PARAMETER HW_VER = 1.00.a
BUS_INTERFACE PORTA = opb_bram_if_cntlr_0_PORTA
END .mss文件
PARAMETER VERSION = 2.2.0
BEGIN OS
PARAMETER OS_NAME = standalone
PARAMETER OS_VER = 1.00.a
PARAMETER PROC_INSTANCE = microblaze_0
PARAMETER STDIN = debug_module
PARAMETER STDOUT = debug_module
END
BEGIN PROCESSOR
PARAMETER DRIVER_NAME = cpu
PARAMETER DRIVER_VER = 1.00.a
PARAMETER HW_INSTANCE = microblaze_0
PARAMETER COMPILER = mb-gcc
PARAMETER ARCHIVER = mb-ar
PARAMETER XMDSTUB_PERIPHERAL = debug_module
END
BEGIN DRIVER
PARAMETER DRIVER_NAME = opbarb
PARAMETER DRIVER_VER = 1.02.a
PARAMETER HW_INSTANCE = mb_opb
END
BEGIN DRIVER
PARAMETER DRIVER_NAME = uartlite
PARAMETER DRIVER_VER = 1.00.b
PARAMETER HW_INSTANCE = debug_module
END BEGIN DRIVER
PARAMETER DRIVER_NAME = bram
PARAMETER DRIVER_VER = 1.00.a
PARAMETER HW_INSTANCE = dlmb_cntlr
END BEGIN DRIVER
PARAMETER DRIVER_NAME = bram
PARAMETER DRIVER_VER = 1.00.a
PARAMETER HW_INSTANCE = ilmb_cntlr
END BEGIN DRIVER
PARAMETER DRIVER_NAME = emc
PARAMETER DRIVER_VER = 2.00.a
PARAMETER HW_INSTANCE = flash_sram
END BEGIN DRIVER
PARAMETER DRIVER_NAME = led_zdq
PARAMETER DRIVER_VER = 1.00.a
PARAMETER HW_INSTANCE = led_zdq_0
END BEGIN DRIVER
PARAMETER DRIVER_NAME = lcd_zdq
PARAMETER DRIVER_VER = 1.00.a
PARAMETER HW_INSTANCE = lcd_zdq_0
END BEGIN DRIVER
PARAMETER DRIVER_NAME = bram
PARAMETER DRIVER_VER = 1.00.a
PARAMETER HW_INSTANCE = opb_bram_if_cntlr_0
END | 
