152 lines
5.1 KiB
C
152 lines
5.1 KiB
C
/* Name: runtest.c
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* Author: Christian Starkjohann
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* Creation Date: 2008-04-10
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* Tabsize: 4
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* Copyright: (c) 2008 by OBJECTIVE DEVELOPMENT Software GmbH
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* License: GNU GPL v2 (see License.txt), GNU GPL v3 or proprietary (CommercialLicense.txt)
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*/
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/*
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General Description:
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <usb.h> /* this is libusb */
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#include "opendevice.h" /* common code moved to separate module */
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#include "../firmware/requests.h" /* custom request numbers */
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#include "../firmware/usbconfig.h" /* device's VID/PID and names */
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#define uchar unsigned char
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static void hexdump(char *_buffer, int len, FILE *fp)
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{
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int i;
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uchar *buffer = (uchar *)_buffer;
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for(i = 0; i < len; i++){
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if(i != 0){
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if(i % 16 == 0){
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fprintf(fp, "\n");
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}else{
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fprintf(fp, " ");
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}
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}
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fprintf(fp, "%02x", buffer[i]);
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}
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if(i != 0)
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fprintf(fp, "\n");
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}
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static void fillBuffer(char *buffer, int len)
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{
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static int type = 0;
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if(type == 0){ /* all 0 */
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bzero(buffer, len);
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}else if(type == 1){ /* all 0xff */
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memset(buffer, 0xff, len);
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}else{ /* random */
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int i;
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for(i = 0; i < len; i++){
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buffer[i] = random() & 0xff;
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}
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}
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if(++type >= 1000)
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type = 0;
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}
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static int compareBuffers(char *txBuffer, char *rxBuffer, int len)
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{
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int i, rval = 0;
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for(i = 0; i < len; i++){
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if(rxBuffer[i] != txBuffer[i]){
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fprintf(stderr, "compare error at index %d: byte is 0x%x instead of 0x%x\n", i, rxBuffer[i], txBuffer[i]);
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rval = 1;
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}
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}
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if(rval){
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fprintf(stderr, "txBuffer was:\n");
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hexdump(txBuffer, len, stderr);
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fprintf(stderr, "rxBuffer is:\n");
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hexdump(rxBuffer, len, stderr);
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}
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return rval;
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}
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int main(int argc, char **argv)
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{
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usb_dev_handle *handle = NULL;
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const uchar rawVid[2] = {USB_CFG_VENDOR_ID}, rawPid[2] = {USB_CFG_DEVICE_ID};
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char vendor[] = {USB_CFG_VENDOR_NAME, 0}, product[] = {USB_CFG_DEVICE_NAME, 0};
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char txBuffer[64], rxBuffer[64];
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int cnt, vid, pid, i, j;
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usb_init();
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/* compute VID/PID from usbconfig.h so that there is a central source of information */
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vid = rawVid[1] * 256 + rawVid[0];
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pid = rawPid[1] * 256 + rawPid[0];
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/* The following function is in opendevice.c: */
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if(usbOpenDevice(&handle, vid, vendor, pid, product, NULL, NULL, NULL) != 0){
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fprintf(stderr, "Could not find USB device \"%s\" with vid=0x%x pid=0x%x\n", product, vid, pid);
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exit(1);
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}
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if(argc > 1 && strcasecmp(argv[1], "osccal") == 0){
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if(argc > 2){ /* set osccal */
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int osccal = atoi(argv[2]);
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printf("setting osccal to %d\n", osccal);
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cnt = usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_IN, CUSTOM_RQ_SET_OSCCAL, osccal, 0, txBuffer, 0, 5000);
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if(cnt < 0){
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fprintf(stderr, "\nUSB error setting osccal: %s\n", usb_strerror());
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}
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}else{
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cnt = usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_IN, CUSTOM_RQ_GET_OSCCAL, 0, 0, rxBuffer, 1, 5000);
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if(cnt < 0){
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fprintf(stderr, "\nUSB error getting osccal: %s\n", usb_strerror());
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}else{
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printf("osccal = %d\n", (unsigned char)rxBuffer[0]);
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}
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}
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}else{
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srandomdev();
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for(i = 0; i <= 100000; i++){
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fillBuffer(txBuffer, sizeof(txBuffer));
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cnt = usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_DATA, 0, 0, txBuffer, sizeof(txBuffer), 5000);
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if(cnt < 0){
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fprintf(stderr, "\nUSB tx error in iteration %d: %s\n", i, usb_strerror());
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break;
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}else if(cnt != sizeof(txBuffer)){
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fprintf(stderr, "\nerror in iteration %d: %d bytes sent instead of %d\n", i, cnt, (int)sizeof(txBuffer));
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break;
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}
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for(j = 0; j < sizeof(rxBuffer); j++){
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rxBuffer[j] = ~txBuffer[j];
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}
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cnt = usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_IN, CUSTOM_RQ_GET_DATA, 0, 0, rxBuffer, sizeof(rxBuffer), 5000);
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if(cnt < 0){
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fprintf(stderr, "\nUSB rx error in iteration %d: %s\n", i, usb_strerror());
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break;
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}else if(cnt != sizeof(txBuffer)){
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fprintf(stderr, "\nerror in iteration %d: %d bytes received instead of %d\n", i, cnt, (int)sizeof(rxBuffer));
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break;
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}
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if(compareBuffers(txBuffer, rxBuffer, sizeof(rxBuffer))){
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fprintf(stderr, "\ncompare error in iteration %d.\n", i);
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break;
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}
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if(i != 0 && i % 100 == 0){
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printf(".");
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fflush(stdout);
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if(i % 5000 == 0)
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printf(" %6d\n", i);
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}
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}
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fprintf(stderr, "\nTest completed.\n");
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}
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usb_close(handle);
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return 0;
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}
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