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o add usbload
This commit is contained in:
David Voswinkel
2009-05-12 19:01:03 +02:00
parent 67a25941a7
commit 9cf6eae076
34 changed files with 7149 additions and 536 deletions
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288
poc/avr_usbload/commandline/opendevice.c
View File

@@ -1,71 +1,86 @@
/* Name: opendevice.c
* Project: V-USB host-side library
* Author: Christian Starkjohann
* Creation Date: 2008-04-10
* Tabsize: 4
* Copyright: (c) 2008 by OBJECTIVE DEVELOPMENT Software GmbH
* License: GNU GPL v2 (see License.txt), GNU GPL v3 or proprietary (CommercialLicense.txt)
* This Revision: $Id: opendevice.c 740 2009-04-13 18:23:31Z cs $
/*
* Name: opendevice.c Project: V-USB host-side library Author: Christian
* Starkjohann Creation Date: 2008-04-10 Tabsize: 4 Copyright: (c) 2008 by
* OBJECTIVE DEVELOPMENT Software GmbH License: GNU GPL v2 (see License.txt),
* GNU GPL v3 or proprietary (CommercialLicense.txt) This Revision: $Id:
* opendevice.c 740 2009-04-13 18:23:31Z cs $
*/
/*
General Description:
The functions in this module can be used to find and open a device based on
libusb or libusb-win32.
*/
* General Description: The functions in this module can be used to find and
* open a device based on libusb or libusb-win32.
*/
#include <stdio.h>
#include "opendevice.h"
/* ------------------------------------------------------------------------- */
/*
* -------------------------------------------------------------------------
*/
#define MATCH_SUCCESS 1
#define MATCH_FAILED 0
#define MATCH_ABORT -1
/* private interface: match text and p, return MATCH_SUCCESS, MATCH_FAILED, or MATCH_ABORT. */
static int _shellStyleMatch(char *text, char *p)
/*
* private interface: match text and p, return MATCH_SUCCESS, MATCH_FAILED, or
* MATCH_ABORT.
*/
static int _shellStyleMatch(char *text, char *p)
{
int last, matched, reverse;
int last,
matched,
reverse;
for(; *p; text++, p++){
if(*text == 0 && *p != '*')
for (; *p; text++, p++) {
if (*text == 0 && *p != '*')
return MATCH_ABORT;
switch(*p){
switch (*p) {
case '\\':
/* Literal match with following character. */
/*
* Literal match with following character.
*/
p++;
/* FALLTHROUGH */
/*
* FALLTHROUGH
*/
default:
if(*text != *p)
if (*text != *p)
return MATCH_FAILED;
continue;
case '?':
/* Match anything. */
/*
* Match anything.
*/
continue;
case '*':
while(*++p == '*')
/* Consecutive stars act just like one. */
while (*++p == '*')
/*
* Consecutive stars act just like one.
*/
continue;
if(*p == 0)
/* Trailing star matches everything. */
if (*p == 0)
/*
* Trailing star matches everything.
*/
return MATCH_SUCCESS;
while(*text)
if((matched = _shellStyleMatch(text++, p)) != MATCH_FAILED)
while (*text)
if ((matched = _shellStyleMatch(text++, p)) != MATCH_FAILED)
return matched;
return MATCH_ABORT;
case '[':
reverse = p[1] == '^';
if(reverse) /* Inverted character class. */
if (reverse) /* Inverted character class. */
p++;
matched = MATCH_FAILED;
if(p[1] == ']' || p[1] == '-')
if(*++p == *text)
if (p[1] == ']' || p[1] == '-')
if (*++p == *text)
matched = MATCH_SUCCESS;
for(last = *p; *++p && *p != ']'; last = *p)
if (*p == '-' && p[1] != ']' ? *text <= *++p && *text >= last : *text == *p)
for (last = *p; *++p && *p != ']'; last = *p)
if (*p == '-' && p[1] != ']' ? *text <= *++p
&& *text >= last : *text == *p)
matched = MATCH_SUCCESS;
if(matched == reverse)
if (matched == reverse)
return MATCH_FAILED;
continue;
}
@@ -73,110 +88,174 @@ int last, matched, reverse;
return *text == 0;
}
/* public interface for shell style matching: returns 0 if fails, 1 if matches */
/*
* public interface for shell style matching: returns 0 if fails, 1 if matches
*/
static int shellStyleMatch(char *text, char *pattern)
{
if(pattern == NULL) /* NULL pattern is synonymous to "*" */
if (pattern == NULL) /* NULL pattern is synonymous to "*" */
return 1;
return _shellStyleMatch(text, pattern) == MATCH_SUCCESS;
}
/* ------------------------------------------------------------------------- */
/*
* -------------------------------------------------------------------------
*/
int usbGetStringAscii(usb_dev_handle *dev, int index, char *buf, int buflen)
int usbGetStringAscii(usb_dev_handle * dev, int index, char *buf, int buflen)
{
char buffer[256];
int rval, i;
char buffer[256];
int rval,
i;
if((rval = usb_get_string_simple(dev, index, buf, buflen)) >= 0) /* use libusb version if it works */
if ((rval = usb_get_string_simple(dev, index, buf, buflen)) >= 0) /* use
* libusb
* version
* if
* it
* works
*/
return rval;
if((rval = usb_control_msg(dev, USB_ENDPOINT_IN, USB_REQ_GET_DESCRIPTOR, (USB_DT_STRING << 8) + index, 0x0409, buffer, sizeof(buffer), 5000)) < 0)
if ((rval =
usb_control_msg(dev, USB_ENDPOINT_IN, USB_REQ_GET_DESCRIPTOR,
(USB_DT_STRING << 8) + index, 0x0409, buffer,
sizeof(buffer), 5000)) < 0)
return rval;
if(buffer[1] != USB_DT_STRING){
if (buffer[1] != USB_DT_STRING) {
*buf = 0;
return 0;
}
if((unsigned char)buffer[0] < rval)
rval = (unsigned char)buffer[0];
if ((unsigned char) buffer[0] < rval)
rval = (unsigned char) buffer[0];
rval /= 2;
/* lossy conversion to ISO Latin1: */
for(i=1;i<rval;i++){
if(i > buflen) /* destination buffer overflow */
/*
* lossy conversion to ISO Latin1:
*/
for (i = 1; i < rval; i++) {
if (i > buflen) /* destination buffer overflow */
break;
buf[i-1] = buffer[2 * i];
if(buffer[2 * i + 1] != 0) /* outside of ISO Latin1 range */
buf[i-1] = '?';
buf[i - 1] = buffer[2 * i];
if (buffer[2 * i + 1] != 0) /* outside of ISO Latin1 range */
buf[i - 1] = '?';
}
buf[i-1] = 0;
return i-1;
buf[i - 1] = 0;
return i - 1;
}
/* ------------------------------------------------------------------------- */
/*
* -------------------------------------------------------------------------
*/
int usbOpenDevice(usb_dev_handle **device, int vendorID, char *vendorNamePattern, int productID, char *productNamePattern, char *serialNamePattern, FILE *printMatchingDevicesFp, FILE *warningsFp)
int usbOpenDevice(usb_dev_handle ** device, int vendorID,
char *vendorNamePattern, int productID,
char *productNamePattern, char *serialNamePattern,
FILE * printMatchingDevicesFp, FILE * warningsFp)
{
struct usb_bus *bus;
struct usb_device *dev;
usb_dev_handle *handle = NULL;
int errorCode = USBOPEN_ERR_NOTFOUND;
struct usb_bus *bus;
struct usb_device *dev;
usb_dev_handle *handle = NULL;
int errorCode = USBOPEN_ERR_NOTFOUND;
usb_find_busses();
usb_find_devices();
for(bus = usb_get_busses(); bus; bus = bus->next){
for(dev = bus->devices; dev; dev = dev->next){ /* iterate over all devices on all busses */
if((vendorID == 0 || dev->descriptor.idVendor == vendorID)
&& (productID == 0 || dev->descriptor.idProduct == productID)){
char vendor[256], product[256], serial[256];
int len;
handle = usb_open(dev); /* we need to open the device in order to query strings */
if(!handle){
for (bus = usb_get_busses(); bus; bus = bus->next) {
for (dev = bus->devices; dev; dev = dev->next) { /* iterate over
* all devices
* on all
* busses */
if ((vendorID == 0 || dev->descriptor.idVendor == vendorID)
&& (productID == 0 || dev->descriptor.idProduct == productID)) {
char vendor[256],
product[256],
serial[256];
int len;
handle = usb_open(dev); /* we need to open the device in order
* to query strings */
if (!handle) {
errorCode = USBOPEN_ERR_ACCESS;
if(warningsFp != NULL)
fprintf(warningsFp, "Warning: cannot open VID=0x%04x PID=0x%04x: %s\n", dev->descriptor.idVendor, dev->descriptor.idProduct, usb_strerror());
if (warningsFp != NULL)
fprintf(warningsFp,
"Warning: cannot open VID=0x%04x PID=0x%04x: %s\n",
dev->descriptor.idVendor,
dev->descriptor.idProduct, usb_strerror());
continue;
}
/* now check whether the names match: */
/*
* now check whether the names match:
*/
len = vendor[0] = 0;
if(dev->descriptor.iManufacturer > 0){
len = usbGetStringAscii(handle, dev->descriptor.iManufacturer, vendor, sizeof(vendor));
if (dev->descriptor.iManufacturer > 0) {
len =
usbGetStringAscii(handle, dev->descriptor.iManufacturer,
vendor, sizeof(vendor));
}
if(len < 0){
if (len < 0) {
errorCode = USBOPEN_ERR_ACCESS;
if(warningsFp != NULL)
fprintf(warningsFp, "Warning: cannot query manufacturer for VID=0x%04x PID=0x%04x: %s\n", dev->descriptor.idVendor, dev->descriptor.idProduct, usb_strerror());
}else{
if (warningsFp != NULL)
fprintf(warningsFp,
"Warning: cannot query manufacturer for VID=0x%04x PID=0x%04x: %s\n",
dev->descriptor.idVendor,
dev->descriptor.idProduct, usb_strerror());
} else {
errorCode = USBOPEN_ERR_NOTFOUND;
/* printf("seen device from vendor ->%s<-\n", vendor); */
if(shellStyleMatch(vendor, vendorNamePattern)){
/*
* printf("seen device from vendor ->%s<-\n", vendor);
*/
if (shellStyleMatch(vendor, vendorNamePattern)) {
len = product[0] = 0;
if(dev->descriptor.iProduct > 0){
len = usbGetStringAscii(handle, dev->descriptor.iProduct, product, sizeof(product));
if (dev->descriptor.iProduct > 0) {
len =
usbGetStringAscii(handle,
dev->descriptor.iProduct,
product, sizeof(product));
}
if(len < 0){
if (len < 0) {
errorCode = USBOPEN_ERR_ACCESS;
if(warningsFp != NULL)
fprintf(warningsFp, "Warning: cannot query product for VID=0x%04x PID=0x%04x: %s\n", dev->descriptor.idVendor, dev->descriptor.idProduct, usb_strerror());
}else{
if (warningsFp != NULL)
fprintf(warningsFp,
"Warning: cannot query product for VID=0x%04x PID=0x%04x: %s\n",
dev->descriptor.idVendor,
dev->descriptor.idProduct,
usb_strerror());
} else {
errorCode = USBOPEN_ERR_NOTFOUND;
/* printf("seen product ->%s<-\n", product); */
if(shellStyleMatch(product, productNamePattern)){
/*
* printf("seen product ->%s<-\n", product);
*/
if (shellStyleMatch(product, productNamePattern)) {
len = serial[0] = 0;
if(dev->descriptor.iSerialNumber > 0){
len = usbGetStringAscii(handle, dev->descriptor.iSerialNumber, serial, sizeof(serial));
if (dev->descriptor.iSerialNumber > 0) {
len =
usbGetStringAscii(handle,
dev->descriptor.
iSerialNumber, serial,
sizeof(serial));
}
if(len < 0){
if (len < 0) {
errorCode = USBOPEN_ERR_ACCESS;
if(warningsFp != NULL)
fprintf(warningsFp, "Warning: cannot query serial for VID=0x%04x PID=0x%04x: %s\n", dev->descriptor.idVendor, dev->descriptor.idProduct, usb_strerror());
if (warningsFp != NULL)
fprintf(warningsFp,
"Warning: cannot query serial for VID=0x%04x PID=0x%04x: %s\n",
dev->descriptor.idVendor,
dev->descriptor.idProduct,
usb_strerror());
}
if(shellStyleMatch(serial, serialNamePattern)){
if(printMatchingDevicesFp != NULL){
if(serial[0] == 0){
fprintf(printMatchingDevicesFp, "VID=0x%04x PID=0x%04x vendor=\"%s\" product=\"%s\"\n", dev->descriptor.idVendor, dev->descriptor.idProduct, vendor, product);
}else{
fprintf(printMatchingDevicesFp, "VID=0x%04x PID=0x%04x vendor=\"%s\" product=\"%s\" serial=\"%s\"\n", dev->descriptor.idVendor, dev->descriptor.idProduct, vendor, product, serial);
if (shellStyleMatch(serial, serialNamePattern)) {
if (printMatchingDevicesFp != NULL) {
if (serial[0] == 0) {
fprintf(printMatchingDevicesFp,
"VID=0x%04x PID=0x%04x vendor=\"%s\" product=\"%s\"\n",
dev->descriptor.idVendor,
dev->descriptor.idProduct,
vendor, product);
} else {
fprintf(printMatchingDevicesFp,
"VID=0x%04x PID=0x%04x vendor=\"%s\" product=\"%s\" serial=\"%s\"\n",
dev->descriptor.idVendor,
dev->descriptor.idProduct,
vendor, product, serial);
}
}else{
} else {
break;
}
}
@@ -188,16 +267,19 @@ int errorCode = USBOPEN_ERR_NOTFOUND;
handle = NULL;
}
}
if(handle) /* we have found a deice */
if (handle) /* we have found a deice */
break;
}
if(handle != NULL){
if (handle != NULL) {
errorCode = 0;
*device = handle;
}
if(printMatchingDevicesFp != NULL) /* never return an error for listing only */
if (printMatchingDevicesFp != NULL) /* never return an error for listing
* only */
errorCode = 0;
return errorCode;
}
/* ------------------------------------------------------------------------- */
/*
* -------------------------------------------------------------------------
*/

325
poc/avr_usbload/commandline/snesuploader.c
View File

@@ -7,14 +7,12 @@
*/
/*
General Description:
This is the host-side driver for the custom-class example device. It searches
the USB for the LEDControl device and sends the requests understood by this
device.
This program must be linked with libusb on Unix and libusb-win32 on Windows.
See http://libusb.sourceforge.net/ or http://libusb-win32.sourceforge.net/
respectively.
*/
* General Description: This is the host-side driver for the custom-class
* example device. It searches the USB for the LEDControl device and sends the
* requests understood by this device. This program must be linked with libusb
* on Unix and libusb-win32 on Windows. See http://libusb.sourceforge.net/ or
* http://libusb-win32.sourceforge.net/ respectively.
*/
#define READ_BUFFER_SIZE 1024
@@ -33,108 +31,95 @@ respectively.
#include "../usbconfig.h" /* device's VID/PID and names */
void
dump_packet (uint32_t addr, uint32_t len, uint8_t * packet)
void dump_packet(uint32_t addr, uint32_t len, uint8_t * packet)
{
uint16_t i, j;
uint16_t i,
j;
uint16_t sum = 0;
uint8_t clear = 0;
for (i = 0; i < len; i += 16)
{
for (i = 0; i < len; i += 16) {
sum = 0;
for (j = 0; j < 16; j++)
{
sum += packet[i + j];
}
if (!sum)
{
clear = 1;
continue;
}
if (clear)
{
printf ("*\n");
clear = 0;
}
printf ("%08x:", addr + i);
for (j = 0; j < 16; j++)
{
printf (" %02x", packet[i + j]);
}
printf (" |");
for (j = 0; j < 16; j++)
{
if (packet[i + j] >= 33 && packet[i + j] <= 126)
printf ("%c", packet[i + j]);
else
printf (".");
}
printf ("|\n");
}
sum = 0;
for (j = 0; j < 16; j++) {
sum += packet[i + j];
}
if (!sum) {
clear = 1;
continue;
}
if (clear) {
printf("*\n");
clear = 0;
}
printf("%08x:", addr + i);
for (j = 0; j < 16; j++) {
printf(" %02x", packet[i + j]);
}
printf(" |");
for (j = 0; j < 16; j++) {
if (packet[i + j] >= 33 && packet[i + j] <= 126)
printf("%c", packet[i + j]);
else
printf(".");
}
printf("|\n");
}
}
uint16_t
crc_xmodem_update (uint16_t crc, uint8_t data)
uint16_t crc_xmodem_update(uint16_t crc, uint8_t data)
{
int i;
crc = crc ^ ((uint16_t) data << 8);
for (i = 0; i < 8; i++)
{
if (crc & 0x8000)
crc = (crc << 1) ^ 0x1021;
else
crc <<= 1;
}
for (i = 0; i < 8; i++) {
if (crc & 0x8000)
crc = (crc << 1) ^ 0x1021;
else
crc <<= 1;
}
return crc;
}
uint16_t
do_crc (uint8_t * data, uint16_t size)
uint16_t do_crc(uint8_t * data, uint16_t size)
{
uint16_t crc = 0;
uint16_t i;
for (i = 0; i < size; i++)
{
crc = crc_xmodem_update (crc, data[i]);
}
for (i = 0; i < size; i++) {
crc = crc_xmodem_update(crc, data[i]);
}
return crc;
}
uint16_t
do_crc_update (uint16_t crc, uint8_t * data, uint16_t size)
uint16_t do_crc_update(uint16_t crc, uint8_t * data, uint16_t size)
{
uint16_t i;
for (i = 0; i < size; i++)
crc = crc_xmodem_update (crc, data[i]);
crc = crc_xmodem_update(crc, data[i]);
return crc;
}
static void
usage (char *name)
static void usage(char *name)
{
fprintf (stderr, "usage:\n");
fprintf (stderr, " %s upload filename.. upload\n", name);
fprintf(stderr, "usage:\n");
fprintf(stderr, " %s upload filename.. upload\n", name);
}
int
main (int argc, char **argv)
int main(int argc, char **argv)
{
usb_dev_handle *handle = NULL;
const unsigned char rawVid[2] = { USB_CFG_VENDOR_ID }, rawPid[2] =
{
const unsigned char rawVid[2] = { USB_CFG_VENDOR_ID }, rawPid[2] = {
USB_CFG_DEVICE_ID};
char vendor[] = { USB_CFG_VENDOR_NAME, 0 }, product[] =
{
char vendor[] = { USB_CFG_VENDOR_NAME, 0 }, product[] = {
USB_CFG_DEVICE_NAME, 0};
int cnt, vid, pid;
int cnt,
vid,
pid;
int cnt_crc = 0;
uint8_t *read_buffer;
uint8_t *crc_buffer;
@@ -146,126 +131,114 @@ main (int argc, char **argv)
uint8_t bank = 0;
FILE *fp;
usb_init ();
if (argc < 2)
{ /* we need at least one argument */
usage (argv[0]);
exit (1);
}
usb_init();
if (argc < 2) { /* we need at least one argument */
usage(argv[0]);
exit(1);
}
/*
* compute VID/PID from usbconfig.h so that there is a central source
* of information
*/
vid = rawVid[1] * 256 + rawVid[0];
pid = rawPid[1] * 256 + rawPid[0];
/* The following function is in opendevice.c: */
if (usbOpenDevice (&handle, vid, vendor, pid, product, NULL, NULL, NULL) != 0)
{
fprintf (stderr, "Could not find USB device \"%s\" with vid=0x%x pid=0x%x\n", product, vid, pid);
exit (1);
}
printf ("Open USB device \"%s\" with vid=0x%x pid=0x%x\n", product, vid, pid);
if (strcasecmp (argv[1], "upload") == 0)
{
if (argc < 3)
{ /* we need at least one argument */
usage (argv[0]);
exit (1);
}
fp = fopen (argv[2], "r");
if (fp == NULL)
{
fprintf (stderr, "Cannot open file %s ", argv[2]);
exit (1);
}
read_buffer = (unsigned char *) malloc (READ_BUFFER_SIZE);
crc_buffer = (unsigned char *) malloc (BUFFER_CRC);
memset (crc_buffer, 0, BUFFER_CRC);
addr = 0x000000;
/*
* The following function is in opendevice.c:
*/
if (usbOpenDevice(&handle, vid, vendor, pid, product, NULL, NULL, NULL) !=
0) {
fprintf(stderr,
"Could not find USB device \"%s\" with vid=0x%x pid=0x%x\n",
product, vid, pid);
exit(1);
}
printf("Open USB device \"%s\" with vid=0x%x pid=0x%x\n", product, vid,
pid);
if (strcasecmp(argv[1], "upload") == 0) {
if (argc < 3) { /* we need at least one argument */
usage(argv[0]);
exit(1);
}
fp = fopen(argv[2], "r");
if (fp == NULL) {
fprintf(stderr, "Cannot open file %s ", argv[2]);
exit(1);
}
read_buffer = (unsigned char *) malloc(READ_BUFFER_SIZE);
crc_buffer = (unsigned char *) malloc(BUFFER_CRC);
memset(crc_buffer, 0, BUFFER_CRC);
addr = 0x000000;
usb_control_msg (handle,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, USB_UPLOAD_INIT, 0, 0, NULL, 0, 5000);
usb_control_msg(handle,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT,
USB_UPLOAD_INIT, 0, 0, NULL, 0, 5000);
while ((cnt = fread (read_buffer, READ_BUFFER_SIZE, 1, fp)) > 0)
{
for (step = 0; step < READ_BUFFER_SIZE; step += SEND_BUFFER_SIZE)
{
addr_lo = addr & 0xffff;
addr_hi = (addr >> 16) & 0xff;
usb_control_msg (handle,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT,
USB_UPLOAD_ADDR, addr_hi, addr_lo,
(char *) read_buffer + step, SEND_BUFFER_SIZE, 5000);
while ((cnt = fread(read_buffer, READ_BUFFER_SIZE, 1, fp)) > 0) {
for (step = 0; step < READ_BUFFER_SIZE; step += SEND_BUFFER_SIZE) {
addr_lo = addr & 0xffff;
addr_hi = (addr >> 16) & 0xff;
usb_control_msg(handle,
USB_TYPE_VENDOR | USB_RECIP_DEVICE |
USB_ENDPOINT_OUT, USB_UPLOAD_ADDR, addr_hi,
addr_lo, (char *) read_buffer + step,
SEND_BUFFER_SIZE, 5000);
#if 0
dump_packet (addr, SEND_BUFFER_SIZE, read_buffer + step);
dump_packet(addr, SEND_BUFFER_SIZE, read_buffer + step);
#endif
addr += SEND_BUFFER_SIZE;
}
memcpy (crc_buffer + cnt_crc, read_buffer, READ_BUFFER_SIZE);
cnt_crc += READ_BUFFER_SIZE;
if (cnt_crc >= BANK_SIZE)
{
crc = do_crc (crc_buffer, BANK_SIZE);
printf ("Addr: 0x%06x Bank: 0x%02x HiAddr: 0x%02x LoAddr: 0x%04x Crc: 0x%04x\n", addr, bank,
addr_hi, addr_lo, crc);
memset (crc_buffer, 0, BUFFER_CRC);
bank++;
cnt_crc = 0;
}
addr += SEND_BUFFER_SIZE;
}
cnt = usb_control_msg (handle,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT,
USB_CRC, addr_hi, addr_lo, NULL, 0, 5000);
if (cnt < 1)
{
if (cnt < 0)
{
fprintf (stderr, "USB error: %s\n", usb_strerror ());
}
else
{
fprintf (stderr, "only %d bytes received.\n", cnt);
}
memcpy(crc_buffer + cnt_crc, read_buffer, READ_BUFFER_SIZE);
cnt_crc += READ_BUFFER_SIZE;
if (cnt_crc >= BANK_SIZE) {
crc = do_crc(crc_buffer, BANK_SIZE);
printf
("Addr: 0x%06x Bank: 0x%02x HiAddr: 0x%02x LoAddr: 0x%04x Crc: 0x%04x\n",
addr, bank, addr_hi, addr_lo, crc);
memset(crc_buffer, 0, BUFFER_CRC);
bank++;
cnt_crc = 0;
}
}
else if (strcasecmp (argv[1], "crc") == 0)
{
/*
if(argc < 2){
usage(argv[0]);
exit(1);
}
*/
addr = 0x000000;
addr_lo = addr & 0xffff;
addr_hi = (addr >> 16) & 0xff;
printf ("Request CRC for Addr: 0x%06x\n", addr);
}
cnt = usb_control_msg(handle,
USB_TYPE_VENDOR | USB_RECIP_DEVICE |
USB_ENDPOINT_OUT, USB_CRC, addr_hi, addr_lo, NULL,
0, 5000);
cnt = usb_control_msg (handle,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT,
USB_CRC_ADDR, addr_hi, addr_lo, NULL, (1 << 15) / 4, 5000);
if (cnt < 1)
{
if (cnt < 0)
{
fprintf (stderr, "USB error: %s\n", usb_strerror ());
}
else
{
fprintf (stderr, "only %d bytes received.\n", cnt);
}
if (cnt < 1) {
if (cnt < 0) {
fprintf(stderr, "USB error: %s\n", usb_strerror());
} else {
fprintf(stderr, "only %d bytes received.\n", cnt);
}
}
else
{
usage (argv[0]);
exit (1);
}
usb_close (handle);
}
} else if (strcasecmp(argv[1], "crc") == 0) {
/*
* if(argc < 2){ usage(argv[0]); exit(1); }
*/
addr = 0x000000;
addr_lo = addr & 0xffff;
addr_hi = (addr >> 16) & 0xff;
printf("Request CRC for Addr: 0x%06x\n", addr);
cnt = usb_control_msg(handle,
USB_TYPE_VENDOR | USB_RECIP_DEVICE |
USB_ENDPOINT_OUT, USB_CRC_ADDR, addr_hi, addr_lo,
NULL, (1 << 15) / 4, 5000);
if (cnt < 1) {
if (cnt < 0) {
fprintf(stderr, "USB error: %s\n", usb_strerror());
} else {
fprintf(stderr, "only %d bytes received.\n", cnt);
}
}
} else {
usage(argv[0]);
exit(1);
}
usb_close(handle);
return 0;
}