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/* opcd_test - Low-Level test program for OpenPCD
* (C) 2006 by Harald Welte <laforge@gnumonks.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation
*
* This program 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#define _GNU_SOURCE
#include <getopt.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <fcntl.h>
#include <usb.h>
#include <openpcd.h>
#include "opcd_usb.h"
static int get_number(const char *optarg, unsigned int min,
unsigned int max, unsigned int *num)
{
char *endptr;
unsigned long nbr = strtoul(optarg, &endptr, 0);
//fprintf(stderr, "trying to read `%s' as number\n", optarg);
if (nbr == 0 && optarg == endptr)
return -EINVAL;
if (nbr < min || nbr > max)
return -ERANGE;
*num = nbr;
return 0;
}
static void print_welcome(void)
{
printf("opcd_test - OpenPCD Test and Debug Program\n"
"(C) 2006 by Harald Welte <laforge@gnumonks.org>\n\n");
}
static void print_help(void)
{
printf( "\t-l\t--led-set\tled {0,1}\n"
"\t-w\t--reg-write\treg value\n"
"\t-r\t--reg-read\treg\n"
"\t-W\t--fifo-write\thex\n"
"\t-R\t--fifo-read\thex\n"
"\t-s\t--set-bits\treg\tmask\n"
"\t-c\t--clear-bits\treg\tmask\n"
"\t-u\t--usb-perf\txfer_size\n"
);
}
static struct option opts[] = {
{ "led-set", 1, 0, 'l' },
{ "reg-write", 1, 0, 'w' },
{ "reg-read", 1, 0, 'r' },
{ "fifo-write", 1, 0, 'W' },
{ "fifo-read", 1, 0, 'R' },
{ "set-bits", 1, 0, 's' },
{ "clear-bits", 1, 0, 'c' },
{ "usb-perf", 1, 0, 'u' },
{ "adc-read", 0, 0, 'a' },
{ "adc-loop", 0, 0, 'A' },
{ "ssc-read", 0, 0, 'S' },
{ "loop", 0, 0, 'L' },
{ "serial-number", 0, 0, 'n' },
{ "help", 0, 0, 'h'},
};
int main(int argc, char **argv)
{
struct opcd_handle *od;
int c, outfd, retlen;
char *data;
static char buf[8192];
int buf_len = sizeof(buf);
print_welcome();
if (!strcmp(argv[0], "./opicc_test"))
od = opcd_init(1);
else
od = opcd_init(0);
while (1) {
int option_index = 0;
c = getopt_long(argc, argv, "l:r:w:R:W:s:c:h?u:aASLn", opts,
&option_index);
if (c == -1)
break;
switch (c) {
unsigned int i,j;
case 'l':
if (get_number(optarg, 1, 2, &i) < 0)
exit(2);
if (get_number(argv[optind], 0, 1, &j) < 0)
exit(2);
printf("setting LED %d to %s\n", i, j ? "on" : "off");
opcd_send_command(od, OPENPCD_CMD_SET_LED, i, j, 0, NULL);
break;
case 'r':
if (get_number(optarg, 0x00, OPENPCD_REG_MAX, &i) < 0)
exit(2);
printf("reading register 0x%02x: ", i);
opcd_send_command(od, OPENPCD_CMD_READ_REG, i, 0, 0, NULL);
opcd_recv_reply(od, buf, buf_len);
break;
case 'w':
if (get_number(optarg, 0x00, OPENPCD_REG_MAX, &i) < 0) {
fprintf(stderr, "can't read register\n");
exit(2);
}
if (get_number(argv[optind], 0x00, 0xff, &j) < 0) {
fprintf(stderr, "can't read value\n");
exit(2);
}
fprintf(stdout, "setting register 0x%02x to 0x%02x\n", i, j);
opcd_send_command(od, OPENPCD_CMD_WRITE_REG, i, j, 0, NULL);
break;
case 'R':
if (get_number(optarg, 0x00, OPENPCD_REG_MAX, &i) < 0)
exit(2);
opcd_send_command(od, OPENPCD_CMD_READ_FIFO, 0, i, 0, NULL);
opcd_recv_reply(od, buf, buf_len);
break;
case 'W':
fprintf(stderr, "FIFO write not implemented yet\n");
break;
case 's':
if (get_number(optarg, 0x00, OPENPCD_REG_MAX, &i) < 0)
exit(2);
if (get_number(argv[optind], 0x00, 0xff, &j) < 0)
exit(2);
opcd_send_command(od, OPENPCD_CMD_REG_BITS_SET, i, j, 0, NULL);
break;
case 'c':
if (get_number(optarg, 0x00, OPENPCD_REG_MAX, &i) < 0)
exit(2);
if (get_number(argv[optind], 0x00, 0xff, &j) < 0)
exit(2);
opcd_send_command(od, OPENPCD_CMD_REG_BITS_CLEAR, i, j, 0, NULL);
break;
case 'u':
if (get_number(optarg, 1, 255, &i) < 0)
exit(2);
opcd_usbperf(od, i);
break;
case 'a':
opcd_send_command(od, OPENPCD_CMD_ADC_READ, 0, 1, 0, NULL);
opcd_recv_reply(od, buf, buf_len);
/* FIXME: interpret and print ADC result */
break;
case 'A':
while (1) {
opcd_send_command(od, OPENPCD_CMD_ADC_READ, 0, 1, 0, NULL);
opcd_recv_reply(od, buf, buf_len);
/* FIXME: interpret and print ADC result */
}
break;
case 'S':
opcd_send_command(od, OPENPCD_CMD_SSC_READ, 0, 1, 0, NULL);
opcd_recv_reply(od, buf, buf_len);
/* FIXME: interpret and print SSC result */
break;
case 'L':
outfd = open("/tmp/opcd_samples",
O_CREAT|O_WRONLY|O_APPEND, 0664);
if (outfd < 0)
exit(2);
while (1) {
data = buf + sizeof(struct openpcd_hdr);
retlen = opcd_recv_reply(od, buf, buf_len);
if (retlen < 0)
break;
printf("DATA: %s\n", opcd_hexdump(data, retlen-4));
#if 1
write(outfd, data, retlen-4);
fsync(outfd);
#endif
}
close(outfd);
break;
case 'h':
case '?':
print_help();
exit(0);
break;
case 'n':
opcd_send_command(od, OPENPCD_CMD_GET_SERIAL, 0, 1, 4,
NULL);
retlen = opcd_recv_reply(od, buf,
sizeof(struct openpcd_hdr)+4);
if (retlen > 0) {
data = buf + sizeof(struct openpcd_hdr);
printf("SERIAL: %s\n", opcd_hexdump(data, retlen-4));
} else
printf("ERROR: %d, %s\n", retlen, usb_strerror());
break;
default:
fprintf(stderr, "unknown key `%c'\n", c);
print_help();
exit(2);
break;
}
}
sleep(1);
exit(0);
}
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