Using cable "USB-Blaster [USB-0]", device 1, instance 0x00
Pausing target processor: OK
Reading System ID at address 0x0000A020: verified
Initializing CPU cache (if present)
OK

Downloading 00004000 ( 0%)
Downloading 00009820 (96%)
Downloaded 13KB in 0.2s (65.0KB/s)

Verifying 00004000 ( 0%)
Verifying 00009820 (96%)
Verify failed between address 0x9820 and 0x99C7
Leaving target processor paused

**** Build of configuration Debug for project test_project ****

make -s all includes
Compiling main.c...
../main.c: In function `init_button_pio':
../main.c:34: warning: implicit declaration of function `alt_irq_register'
../main.c: At top level:
../main.c:39: warning: return type of 'main' is not `int'
../main.c: In function `main':
../main.c:41: warning: unused variable `value'
Linking test_project.elf...
Info: (test_project.elf) 13 KBytes program size (code + initialized data).
Info: 3120 Bytes free for stack + heap.
Creating generated_app.sh...
Post-processing to create ram_memory.hex
Hardware simulation is not enabled for the target SOPC Builder system.
Skipping creation of hardware simulation model contents and simulation
symbol files. (Note: This does not affect the instruction set simulator.)
Post-processing to create epcs_flash_controller_boot_rom.flash
Build completed in 27.984 seconds

#include "system.h"
#include "altera_avalon_pio_regs.h"
#include "alt_types.h"


//--------------------------------------------------------------
void delay(value)
{
int i=0;
for(i=0;i<value;i++);
}

//--------------------------------------------------------------
static void handle_button_interrupts(void* context, alt_u32 id)
{
volatile int* edge_capture_ptr = (volatile int*) context;
*edge_capture_ptr = IORD_ALTERA_AVALON_PIO_EDGE_CAP(BUTTONS_BASE);
IOWR_ALTERA_AVALON_PIO_EDGE_CAP(BUTTONS_BASE,0);
IOWR_ALTERA_AVALON_PIO_IRQ_MASK(BUTTONS_BASE,0xF);
}

//--------------------------------------------------------------
//--------------------------------------------------------------
//--------------------------------------------------------------
//--------------------------------------------------------------
//--------------------------------------------------------------
volatile int edge_capture;

static void init_button_pio()
{
void* edge_capture_ptr = (void*) &edge_capture;
IOWR_ALTERA_AVALON_PIO_IRQ_MASK(BUTTONS_BASE,0xF);
IOWR_ALTERA_AVALON_PIO_EDGE_CAP(BUTTONS_BASE,0);
alt_irq_register(BUTTONS_IRQ,edge_capture_ptr,handle_button_interrupts);
}

//--------------------------------------------------------------
void main(void)
{

int value = 0x00000001;

init_button_pio();

while (1)
{

if(edge_capture!=0)
{
switch(edge_capture)
{
case 0x1:
IOWR_ALTERA_AVALON_PIO_DATA(LEDS_BASE , 0x1);
break;

case 0x2:
IOWR_ALTERA_AVALON_PIO_DATA(LEDS_BASE , 0x2);
break;

case 0x4:
IOWR_ALTERA_AVALON_PIO_DATA(LEDS_BASE , 0x4);
break;

case 0x8:
IOWR_ALTERA_AVALON_PIO_DATA(LEDS_BASE , 0x8);
break;

default:
break;
}
}

}

**** Build of configuration Debug for project test_project ****

make -s all includes
Compiling main.c...
../main.c: In function `init_button_pio':
../main.c:34: warning: implicit declaration of function `alt_irq_register'
../main.c: At top level:
../main.c:39: warning: return type of 'main' is not `int'
../main.c: In function `main':
../main.c:41: warning: unused variable `value'
Linking test_project.elf...
/cygdrive/c/altera/81/nios2eds/bin/nios2-gnutools/H-i686-pc-cygwin/bin/../lib/gcc/nios2-elf/3.4.6/../../../../nios2-elf/bin/ld: region epcs_flash_controller is full (test_project.elf section .text). Region needs to be 8908 bytes larger.
/cygdrive/c/altera/81/nios2eds/bin/nios2-gnutools/H-i686-pc-cygwin/bin/../lib/gcc/nios2-elf/3.4.6/../../../../nios2-elf/bin/ld: address 0xa2b4 of test_project.elf section .epcs_flash_controller is not within region epcs_flash_controller
/cygdrive/c/altera/81/nios2eds/bin/nios2-gnutools/H-i686-pc-cygwin/bin/../lib/gcc/nios2-elf/3.4.6/../../../../nios2-elf/bin/ld: section .rodata [00009820 -> 0000984b] overlaps section .exceptions [00009820 -> 000099c7]
/cygdrive/c/altera/81/nios2eds/bin/nios2-gnutools/H-i686-pc-cygwin/bin/../lib/gcc/nios2-elf/3.4.6/../../../../nios2-elf/bin/ld: section .rwdata [0000984c -> 0000a2b3] overlaps section .exceptions [00009820 -> 000099c7]
collect2: ld returned 1 exit status
make: *** [test_project.elf] Error 1
Build completed in 13.921 seconds