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Submitted by Thomas Fischl: 

* usbasp.c: Check for USBasp with new as well as old VID/PID
pair, warn the user about upgrading the firmware in case an
old one has been found.
* usbasp.h: Add new VID/PID.


git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@661 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
joerg_wunsch 2006-09-17 20:35:36 +00:00
parent 4a7c985015
commit 8b44b1e37a
3 changed files with 128 additions and 25 deletions
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8
ChangeLog
View File

@ -1,3 +1,11 @@
2006-09-17 Joerg Wunsch <j@uriah.heep.sax.de>
Submitted by Thomas Fischl:
* usbasp.c: Check for USBasp with new as well as old VID/PID
pair, warn the user about upgrading the firmware in case an
old one has been found.
* usbasp.h: Add new VID/PID.
2006-09-15 Joerg Wunsch <j@uriah.heep.sax.de>
* avrdude.conf.in: Fix some mistakes for the ATtinyX61 family:

135
usbasp.c
View File

@ -40,6 +40,7 @@
#ifdef HAVE_LIBUSB
#include <usb.h>
extern int verbose;
extern char * progname;
extern int do_cycles;
@ -67,33 +68,121 @@ static int usbasp_transmit(unsigned char receive, unsigned char functionid,
return nbytes;
}
/*
* Try to open USB device with given VID, PID, vendor and product name
* Parts of this function were taken from an example code by OBJECTIVE
* DEVELOPMENT Software GmbH (www.obdev.at) to meet conditions for
* shared VID/PID
*/
static int usbOpenDevice(usb_dev_handle **device, int vendor,
char *vendorName, int product, char *productName)
{
struct usb_bus *bus;
struct usb_device *dev;
usb_dev_handle *handle = NULL;
int errorCode = USB_ERROR_NOTFOUND;
static int didUsbInit = 0;
if(!didUsbInit){
didUsbInit = 1;
usb_init();
}
usb_find_busses();
usb_find_devices();
for(bus=usb_get_busses(); bus; bus=bus->next){
for(dev=bus->devices; dev; dev=dev->next){
if(dev->descriptor.idVendor == vendor &&
dev->descriptor.idProduct == product){
char string[256];
int len;
/* we need to open the device in order to query strings */
handle = usb_open(dev);
if(!handle){
errorCode = USB_ERROR_ACCESS;
fprintf(stderr,
"%s: Warning: cannot open USB device: %s\n",
progname, usb_strerror());
continue;
}
if(vendorName == NULL && productName == NULL){
/* name does not matter */
break;
}
/* now check whether the names match: */
len = usb_get_string_simple(handle, dev->descriptor.iManufacturer,
string, sizeof(string));
if(len < 0){
errorCode = USB_ERROR_IO;
fprintf(stderr,
"%s: Warning: cannot query manufacturer for device: %s\n",
progname, usb_strerror());
}else{
errorCode = USB_ERROR_NOTFOUND;
if (verbose > 1)
fprintf(stderr,
"%s: seen device from vendor ->%s<-\n",
progname, string);
if(strcmp(string, vendorName) == 0){
len = usb_get_string_simple(handle, dev->descriptor.iProduct,
string, sizeof(string));
if(len < 0){
errorCode = USB_ERROR_IO;
fprintf(stderr,
"%s: Warning: cannot query product for device: %s\n",
progname, usb_strerror());
}else{
errorCode = USB_ERROR_NOTFOUND;
if (verbose > 1)
fprintf(stderr,
"%s: seen product ->%s<-\n",
progname, string);
if(strcmp(string, productName) == 0)
break;
}
}
}
usb_close(handle);
handle = NULL;
}
}
if(handle)
break;
}
if(handle != NULL){
errorCode = 0;
*device = handle;
}
return errorCode;
}
static int usbasp_open(PROGRAMMER * pgm, char * port)
{
struct usb_bus *bus;
struct usb_device *dev = 0;
usb_init();
usb_find_busses();
usb_find_devices();
for(bus=usb_busses; bus; bus=bus->next){
for(dev=bus->devices; dev; dev=dev->next){
if(dev->descriptor.idVendor == USBDEV_VENDOR && dev->descriptor.idProduct == USBDEV_PRODUCT)
break;
}
if(dev)
break;
}
if(!dev){
fprintf(stderr, "%s: error: could not find USB device vendor=0x%x product=0x%x\n",
progname, USBDEV_VENDOR, USBDEV_PRODUCT);
exit(1);
}
usbhandle = usb_open(dev);
if(!usbhandle){
fprintf(stderr, "%s: error: opening usb device: %s\n",
progname, usb_strerror());
exit(1);
if (usbOpenDevice(&usbhandle, USBASP_SHARED_VID, "www.fischl.de",
USBASP_SHARED_PID, "USBasp") != 0) {
/* check if device with old VID/PID is available */
if (usbOpenDevice(&usbhandle, USBASP_OLD_VID, "www.fischl.de",
USBASP_OLD_PID, "USBasp") != 0) {
/* no USBasp found */
fprintf(stderr,
"%s: error: could not find USB device "
"\"USBasp\" with vid=0x%x pid=0x%x\n",
progname, USBASP_SHARED_VID, USBASP_SHARED_PID);
exit(1);
} else {
/* found USBasp with old IDs */
fprintf(stderr,
"%s: Warning: Found USB device \"USBasp\" with "
"old VID/PID! Please update firmware of USBasp!\n",
progname);
}
}
return 0;

10
usbasp.h
View File

@ -25,8 +25,11 @@
#include "avrpart.h"
#define USBDEV_VENDOR 0x03eb /* ATMEL */
#define USBDEV_PRODUCT 0xc7B4 /* USBasp */
#define USBASP_SHARED_VID 0x16C0 /* VOTI */
#define USBASP_SHARED_PID 0x05DC /* Obdev's free shared PID */
#define USBASP_OLD_VID 0x03EB /* ATMEL */
#define USBASP_OLD_PID 0xC7B4 /* (unoffical) USBasp */
#define USBASP_FUNC_CONNECT 1
#define USBASP_FUNC_DISCONNECT 2
@ -43,6 +46,9 @@
#define USBASP_READBLOCKSIZE 200
#define USBASP_WRITEBLOCKSIZE 200
#define USB_ERROR_NOTFOUND 1
#define USB_ERROR_ACCESS 2
#define USB_ERROR_IO 3
void usbasp_initpgm (PROGRAMMER * pgm);