Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

NIOS2 on De2 board - verification failed

Hello! I'm new to NIOS system programing. I am trying to make simple program based on my altera DE2 board with cyclone 2 ep2c35f672c6n on board. #include <stdio.h> #include "system....
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

@Jab - U are propably right, but still its not up to the programmer to interpret jump directives, so still as for me, it should be the entry point (offset 0x0)

@Cris72

SDram base address is 0x0800000

NIOS CPU reset offset is 0x0

Interrupt vector offset is 0x20

in system.h the same values 

 
# define 
NIOS2_BIG_ENDIAN 0 
#define
NIOS2_BREAK_ADDR 0x1000820 
#define
NIOS2_CPU_FREQ 50000000u 
#define
NIOS2_CPU_ID_SIZE 1 
#define
NIOS2_CPU_ID_VALUE 0x0 
#define
NIOS2_CPU_IMPLEMENTATION "tiny" 
#define
NIOS2_DATA_ADDR_WIDTH 25 
#define
NIOS2_DCACHE_LINE_SIZE 0 
#define
NIOS2_DCACHE_LINE_SIZE_LOG2 0 
#define
NIOS2_DCACHE_SIZE 0 
#define
NIOS2_EXCEPTION_ADDR 0x800020 
#define
NIOS2_FLUSHDA_SUPPORTED 
#define
NIOS2_HARDWARE_DIVIDE_PRESENT 0 
#define
NIOS2_HARDWARE_MULTIPLY_PRESENT 0 
#define
NIOS2_HARDWARE_MULX_PRESENT 0 
#define
NIOS2_HAS_DEBUG_CORE 1 
#define
NIOS2_HAS_DEBUG_STUB 
#define
NIOS2_HAS_JMPI_INSTRUCTION 
#define
NIOS2_ICACHE_LINE_SIZE 0 
#define
NIOS2_ICACHE_LINE_SIZE_LOG2 0 
#define
NIOS2_ICACHE_SIZE 0 
#define
NIOS2_INST_ADDR_WIDTH 25 
#define
NIOS2_RESET_ADDR 0x800000 
 
 
 
 # define SDRAM_0_BASE 0x800000