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/*
* carlu - userspace testing utility for ar9170 devices
*
* Various tests
*
* Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com>
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include "libusb.h"
#include "SDL.h"
#include "carlu.h"
#include "debug.h"
#include "frame.h"
#include "usb.h"
#include "cmd.h"
void debug_test(void)
{
err("This is an error.\n");
warn("This is a warnig.\n");
info("This is an informative message.\n");
dbg("This is just utter useless babble.\n");
}
void carlu_frame_test(struct carlu *ar)
{
struct frame *frame;
frame = carlu_alloc_frame(ar, 0x40);
frame_reserve(frame, 0x10);
memset(frame_put(frame, 0x10), 0x11, 0x10);
memset(frame_put(frame, 0x10), 0x22, 0x10);
memset(frame_push(frame, 0x10), 0x33, 0x10);
memset(frame_put(frame, 0x10), 0x44, 0x10);
print_hex_dump_bytes(INFO, "DATA:", frame->data, frame->len);
print_hex_dump_bytes(INFO, "PAYLOAD:", frame->payload, frame->alloced);
frame_free(frame);
}
static void carlu_loopback_tx_cb(struct carlu *ar __unused,
struct frame *frame __unused)
{
}
static int carlu_loopback_cmd(struct carlu *ar __unused,
struct carl9170_rsp *cmd, void *buf __unused,
unsigned int len __unused)
{
unsigned int i, n;
switch (cmd->hdr.cmd) {
case CARL9170_RSP_TXCOMP:
n = cmd->hdr.ext;
dbg("received tx feedback (%d).\n", n);
for (i = 0; i < n; i++) {
dbg("cookie:%x info:%x\n",
cmd->_tx_status[i].cookie,
cmd->_tx_status[i].info);
}
return -1;
default:
return -1;
}
}
static void carlu_loopback_rx(struct carlu *ar,
void *buf __unused, unsigned int len)
{
ar->rxed++;
ar->rx_octets += len;
}
static void carlu_loopback_mark_tx_frames(struct frame *frame)
{
unsigned int i;
for (i = 0; i < frame->len; i++)
frame->data[i] = (uint8_t) i;
}
void carlu_loopback_test(struct carlu *ar, const unsigned int total_runs,
const unsigned int interval, const unsigned int min_len, const unsigned int max_len)
{
struct frame *frame;
uint32_t start_time, total_time = 0;
float moctets, dtime;
unsigned int runs = 0, i = 0, j = 0, len;
int ret;
if (min_len > max_len) {
err("stresstest: invalid parameters => min_len:%d > max_len:%d",
min_len, max_len);
return;
}
if (min_len < 4) {
err("stresstest: invalid parameters => min_len is smaller than 4");
return;
}
len = min_len;
frame = carlu_alloc_frame(ar, len);
frame_put(frame, len);
carlu_loopback_mark_tx_frames(frame);
ar->rx_cb = carlu_loopback_rx;
ar->cmd_cb = carlu_loopback_cmd;
ar->tx_cb = carlu_loopback_tx_cb;
start_time = SDL_GetTicks();
while (runs <= total_runs) {
if (frame && carlu_tx(ar, frame) == 0) {
len = min_len;
i++;
} else {
frame_free(frame);
}
frame = NULL;
frame = carlu_alloc_frame(ar, len);
frame_put(frame, len);
carlu_loopback_mark_tx_frames(frame);
j++;
total_time = SDL_GetTicks() - start_time;
if (total_time >= interval) {
moctets = ((float)ar->tx_octets) / (1024.0f * 1024.0f);
dtime = ((float)total_time) / 1000;
info("%d: tx %d of %d => %.2f MiB in %.2f secs => %.4f MBits/s\n",
runs, i, j, moctets, dtime, (moctets * 8.0f) / dtime);
moctets = ((float)ar->rx_octets) / (1024.0f * 1024.0f);
info("%d: rx %d of %d => %.2f MiB in %.2f secs => %.4f MBits/s\n",
runs, ar->rxed, i, moctets, dtime, (moctets * 8.0f) / dtime);
if ((ar->rxed == 0 && i) || !i) {
ret = carlu_cmd_echo(ar, 0xdeadbeef);
if (ret)
warn("firmware crashed... echo_cmd: (%d)\n", ret);
}
total_time = 0;
i = 0;
j = 0;
ar->rxed = 0;
ar->txed = 0;
ar->rx_octets = 0;
ar->tx_octets = 0;
runs++;
start_time = SDL_GetTicks();
}
}
ar->rx_cb = NULL;
ar->cmd_cb = NULL;
ar->tx_cb = NULL;
}
int carlu_gpio_test(struct carlu *ar)
{
uint32_t gpio;
#define CHK(cmd) \
do { \
int __err = cmd; \
if ((__err)) \
return __err; \
} while (0)
CHK(carlu_cmd_read_mem(ar, AR9170_GPIO_REG_PORT_DATA, &gpio));
info("GPIO state:%x\n", gpio);
/* turn both LEDs on */
CHK(carlu_cmd_write_mem(ar, AR9170_GPIO_REG_PORT_DATA,
AR9170_GPIO_PORT_LED_0 | AR9170_GPIO_PORT_LED_1));
SDL_Delay(700);
CHK(carlu_cmd_read_mem(ar, AR9170_GPIO_REG_PORT_DATA, &gpio));
info("GPIO state:%x\n", gpio);
/* turn LEDs off everything */
CHK(carlu_cmd_write_mem(ar, AR9170_GPIO_REG_PORT_DATA, 0));
CHK(carlu_cmd_read_mem(ar, AR9170_GPIO_REG_PORT_DATA, &gpio));
info("GPIO state:%x\n", gpio);
}
int carlu_random_test(struct carlu *ar)
{
uint32_t buf[4096];
int err, i;
err = carlu_cmd_mem_watch(ar, AR9170_RAND_REG_NUM, sizeof(buf), buf);
if (err)
return err;
for (i = 0; i < ARRAY_SIZE(buf); i++)
info("%.2x %.2x ", buf[i] & 0xff, buf[i] >> 8);
info("\n");
}