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/* AT91SAM7 USB benchmark routines for OpenPCD / OpenPICC
* (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <errno.h>
#include <string.h>
#include <lib_AT91SAM7.h>
#include <os/led.h>
#include <os/pcd_enumerate.h>
#include <os/usb_handler.h>
#include <os/req_ctx.h>
#include "../openpcd.h"
static struct req_ctx dummy_rctx;
static struct req_ctx empty_rctx;
static void usbtest_tx_transfer(unsigned int num_pkts)
{
unsigned int i;
for (i = 0; i < num_pkts; i++) {
/* send 16 packets of 64byte */
while (udp_refill_ep(2, &dummy_rctx) < 0)
;
}
/* send one packet of 0 byte */
while (udp_refill_ep(2, &empty_rctx) < 0)
;
}
static int usbtest_rx(struct req_ctx *rctx)
{
struct openpcd_hdr *poh = (struct openpcd_hdr *) &rctx->rx.data[0];
int i;
switch (poh->cmd) {
case OPENPCD_CMD_USBTEST_IN:
/* test bulk in pipe */
for (i = 0; i < poh->reg; i++) {
usbtest_tx_transfer(poh->val);
led_toggle(2);
}
break;
case OPENPCD_CMD_USBTEST_OUT:
/* test bulk out pipe */
break;
}
req_ctx_put(rctx);
return 1;
}
void usbtest_init(void)
{
dummy_rctx.tx.tot_len = 64;
memset(dummy_rctx.tx.data, 0x23, 64);
empty_rctx.tx.tot_len = 0;
usb_hdlr_register(&usbtest_rx, OPENPCD_CMD_CLS_USBTEST);
}
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