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hardware.cpp
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hardware.cpp
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/*
Copyright 2008, 2009 Jakub Bednarski
This file is part of Minimig
Minimig is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
Minimig is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <ctype.h>
#include <time.h>
#include <stdio.h>
#include <unistd.h>
#include <stdint.h>
#include "hardware.h"
#include "user_io.h"
uint8_t rstval = 0;
void hexdump(void *data, uint16_t size, uint16_t offset)
{
uint8_t i, b2c;
uint16_t n = 0;
char *ptr = (char*)data;
if (!size) return;
while (size>0) {
printf("%04x: ", n + offset);
b2c = (size>16) ? 16 : size;
for (i = 0; i<b2c; i++) printf("%02x ", 0xff & ptr[i]);
printf(" ");
for (i = 0; i<(16 - b2c); i++) printf(" ");
for (i = 0; i<b2c; i++) printf("%c", isprint(ptr[i]) ? ptr[i] : '.');
printf("\n");
ptr += b2c;
size -= b2c;
n += b2c;
}
}
unsigned long GetTimer(unsigned long offset)
{
struct timespec tp;
clock_gettime(CLOCK_BOOTTIME, &tp);
uint64_t res;
res = tp.tv_sec;
res *= 1000;
res += (tp.tv_nsec / 1000000);
return (unsigned long)(res + offset);
}
unsigned long CheckTimer(unsigned long time)
{
return GetTimer(0) >= time;
}
void WaitTimer(unsigned long time)
{
time = GetTimer(time);
while (!CheckTimer(time));
}