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//======================================================================
//
// test-sha256.c
// -------------
// test program for Cryptech Novena framwwork with EIM interface
// using the sha256 core.
//
//======================================================================
//------------------------------------------------------------------------------
// Headers
//------------------------------------------------------------------------------
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include "novena-eim.h"
//------------------------------------------------------------------------------
// Defines
//------------------------------------------------------------------------------
#define SHA256_PREFIX (0x14)
#define SHA_BASE (EIM_BASE_ADDR + SHA256_PREFIX)
//------------------------------------------------------------------------------
// Testing Parameters
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// main()
//------------------------------------------------------------------------------
int main()
{
unsigned int read_addr;
unsigned int read_data;
// try to setup eim (return value should be 1)
printf("Configuring EIM .. ");
int ok = eim_setup();
if (ok < 1) {
printf("ERROR\n");
return EXIT_FAILURE;
}
else {
printf("EIM Setup ok.\n");
}
// Dump register contents. See if we have the core.
for (unsigned int i = 0 ; i < 100 ; i += 3) {
read_addr = SHA_BASE + i;
eim_read_32(read_addr, &read_data);
printf("address 0x%08x = 0x%08x\n", read_addr, read_data);
}
return 0;
}
//======================================================================
// EOF test-sha256.c
//======================================================================
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