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/*
* carlu - userspace testing utility for ar9170 devices
*
* main program routine
*
* 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 "SDL.h"
#include <SDL_version.h>
#include "debug.h"
#include "carlu.h"
#include "usb.h"
#include "frame.h"
#include "test.h"
#include "cmd.h"
void *carlu_alloc_driver(size_t size)
{
unsigned int i;
struct carlu *ar;
if (size < sizeof(*ar)) {
err("bogus driver context request.");
return NULL;
}
ar = malloc(size);
if (ar == NULL) {
err("failed to alloc driver context.");
return NULL;
}
memset(ar, 0, size);
for (i = 0; i < __AR9170_NUM_TXQ; i++)
frame_queue_init(&ar->tx_sent_queue[i]);
ar->resp_lock = SDL_CreateMutex();
ar->mem_lock = SDL_CreateMutex();
ar->resp_pend = SDL_CreateCond();
ar->tx_pending = 0;
return ar;
}
void carlu_free_driver(struct carlu *ar)
{
unsigned int i;
dbg("destroy driver struct.\n");
SDL_DestroyMutex(ar->resp_lock);
SDL_DestroyMutex(ar->mem_lock);
SDL_DestroyCond(ar->resp_pend);
for (i = 0; i < __AR9170_NUM_TXQ; i++)
frame_queue_kill(&ar->tx_sent_queue[i]);
free(ar);
}
static int carlu_init()
{
struct SDL_version compiled;
int ret;
SDL_VERSION(&compiled);
dbg("=== SDL %d.%d.%d ===\n", compiled.major, compiled.minor, compiled.patch);
ret = SDL_Init(SDL_INIT_TIMER);
if (ret != 0) {
err("Unable to initialize SDL: (%s)\n", SDL_GetError());
return EXIT_FAILURE;
}
return usb_init();
}
static void carlu_exit()
{
SDL_Quit();
usb_exit();
}
static int carlu_dump_eeprom(void)
{
struct carlu *carl = NULL;
uint8_t data[8192] = { 0 };
int err;
err = carlu_init();
if (err)
goto out;
carl = carlusb_probe();
if (IS_ERR_OR_NULL(carl)) {
err = PTR_ERR(carl);
goto out;
}
err = carlu_cmd_mem_dump(carl, 0, sizeof(data), &data);
if (err)
goto out_close;
print_hex_dump_bytes(INFO, "EEPROM:", data, sizeof(data));
out_close:
carlusb_close(carl);
out:
carlu_exit();
return err ? EXIT_FAILURE : EXIT_SUCCESS;
}
static int carlu_run_gpio_test(void)
{
struct carlu *carl = NULL;
int err;
err = carlu_init();
if (err)
goto out;
carl = carlusb_probe();
if (IS_ERR_OR_NULL(carl)) {
err = PTR_ERR(carl);
goto out;
}
err = carlu_gpio_test(carl);
if (err)
goto out_close;
out_close:
carlusb_close(carl);
out:
carlu_exit();
return err ? EXIT_FAILURE : EXIT_SUCCESS;
}
static int carlu_run_random_test(void)
{
struct carlu *carl = NULL;
int err;
err = carlu_init();
if (err)
goto out;
carl = carlusb_probe();
if (IS_ERR_OR_NULL(carl)) {
err = PTR_ERR(carl);
goto out;
}
err = carlu_random_test(carl);
if (err)
goto out_close;
out_close:
carlusb_close(carl);
out:
carlu_exit();
return err ? EXIT_FAILURE : EXIT_SUCCESS;
}
static int carlu_run_loop_test(void)
{
struct carlu *carl;
int err;
err = carlu_init();
if (err)
return EXIT_FAILURE;
carl = carlusb_probe();
if (IS_ERR_OR_NULL(carl)) {
err = PTR_ERR(carl);
goto out;
}
carlu_cmd_write_mem(carl, AR9170_MAC_REG_BCN_PERIOD, 0xFFFFFFFF);
carlu_cmd_write_mem(carl, AR9170_MAC_REG_PRETBTT, 0xFFFFFFFF);
/* different payload test */
carlu_loopback_test(carl, 9000, 1000, 1566, 1566);
carlusb_close(carl);
out:
return err ? EXIT_FAILURE : EXIT_SUCCESS;
}
static int carlu_probe_all(void)
{
struct carlu *carl[32] = { 0 };
unsigned int devs;
int ret;
ret = carlu_init();
if (ret)
return EXIT_FAILURE;
for (devs = 0; devs < ARRAY_SIZE(carl); devs++) {
carl[devs] = carlusb_probe();
if (IS_ERR_OR_NULL(carl[devs]))
break;
}
info("Found %d devices\n", devs);
for (; devs > 0; devs--)
carlusb_close(carl[devs - 1]);
carlu_exit();
return EXIT_SUCCESS;
}
struct menu_struct {
char option;
unsigned int parameters;
int (*function)(void);
char help_text[80];
};
#define MENU_ITEM(op, func, helpme) \
{ \
.option = op, \
.parameters = 0, \
.function = func, \
.help_text = helpme, \
}
static int show_help(void);
static const struct menu_struct menu[] = {
[0] = MENU_ITEM('h', show_help, "shows this useless help message text."), /* keep this entry at 0! */
MENU_ITEM('e', carlu_dump_eeprom, "hexdumps eeprom content to stdout."),
MENU_ITEM('l', carlusb_print_known_devices, "list of all known ar9170 usb devices."),
MENU_ITEM('p', carlu_probe_all, "probe all possible devices."),
MENU_ITEM('t', carlu_run_loop_test, "run tx/rx test."),
MENU_ITEM('g', carlu_run_gpio_test, "flash the leds."),
MENU_ITEM('r', carlu_run_random_test, "get random numbers."),
};
static int show_help(void)
{
unsigned int i;
char parameters[ARRAY_SIZE(menu) + 1];
for (i = 0; i < ARRAY_SIZE(menu); i++)
parameters[i] = menu[i].option;
parameters[ARRAY_SIZE(menu)] = '\0';
info("usage: ar9170user -[%s]\n", parameters);
for (i = 0; i < ARRAY_SIZE(menu); i++)
info("\t-%c\t%s\n", menu[i].option, menu[i].help_text);
return EXIT_FAILURE;
}
static int select_menu_item(const char arg)
{
unsigned int i;
for (i = ARRAY_SIZE(menu) - 1; i != 0; i--) {
if (arg == menu[i].option)
break;
}
return menu[i].function();
}
int main(int argc, char *argv[])
{
init_debug();
if (argc != 2 || strlen(argv[1]) != 2 || argv[1][0] != '-')
return show_help();
return select_menu_item(argv[1][1]);
}