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Copy pathsmdk-dltool-0.20-libusb-1.0.patch
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smdk-dltool-0.20-libusb-1.0.patch
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migrate to libusb-1 by me (Mike Frysinger)
--- a/Makefile
+++ b/Makefile
@@ -10,8 +10,8 @@
CFLAGS ?= -O2 -g
CFLAGS += -Wall
PKG_CONFIG ?= pkg-config
-CPPFLAGS += $(shell $(PKG_CONFIG) --cflags libusb)
-LDLIBS = $(shell $(PKG_CONFIG) --libs libusb)
+CPPFLAGS += $(shell $(PKG_CONFIG) --cflags libusb-1.0)
+LDLIBS = $(shell $(PKG_CONFIG) --libs libusb-1.0)
all: dltool
--- a/dltool.c
+++ b/dltool.c
@@ -13,9 +13,11 @@
#include <stdio.h>
#include <getopt.h>
#include <fcntl.h>
+#include <errno.h>
+#include <unistd.h>
-#include <usb.h>
+#include <libusb.h>
unsigned int debug = 0;
unsigned long dl_addr = 0x30000000L;
@@ -23,12 +25,22 @@ unsigned long dl_size = 0L;
unsigned char *dl_data = NULL;
char *dl_file = "download.dat";
-char *dl_udev = NULL;
-char *dl_ubus = NULL;
+libusb_context *ctx = NULL;
+libusb_device_handle *devh = NULL;
int ep_out = 0;
#define DBG(x) if (debug) { printf x; }
+#define err(fmt, args...) \
+ do { \
+ if (devh) \
+ libusb_close(devh); \
+ if (ctx) \
+ libusb_exit(ctx); \
+ fprintf(stderr, "dltool: " fmt "\n", ## args); \
+ exit(1); \
+ } while (0)
+#define errp(fmt, args...) err(fmt ": %s", ## args, strerror(errno))
void write_u32(unsigned char *dp, unsigned long val)
{
@@ -108,25 +120,30 @@ void calc_cksum(unsigned char *data, ssize_t len)
cp[1] = cksum >> 8;
}
-int verify_device(struct usb_device *dev)
+int verify_device(libusb_device *dev)
{
+ struct libusb_device_descriptor desc;
+
+ if (libusb_get_device_descriptor(dev, &desc))
+ return 0;
+
DBG(("dev %p: configurations %d\n",
- dev, dev->descriptor.bNumConfigurations));
+ dev, desc.bNumConfigurations));
- if (dev->descriptor.bNumConfigurations != 1)
+ if (desc.bNumConfigurations != 1)
return 0;
- DBG(("\t=> bLength %d\n", dev->descriptor.bLength));
- DBG(("\t=> bType %d\n", dev->descriptor.bDescriptorType));
- DBG(("\t=> bcdUSB %x\n", dev->descriptor.bcdUSB));
- DBG(("\t=> idVendor %x\n", dev->descriptor.idVendor));
- DBG(("\t=> idProduct %x\n", dev->descriptor.idProduct));
+ DBG(("\t=> bLength %d\n", desc.bLength));
+ DBG(("\t=> bType %d\n", desc.bDescriptorType));
+ DBG(("\t=> bcdUSB %x\n", desc.bcdUSB));
+ DBG(("\t=> idVendor %x\n", desc.idVendor));
+ DBG(("\t=> idProduct %x\n", desc.idProduct));
- if (dev->descriptor.idVendor == 0x5345 && dev->descriptor.idProduct == 0x1234) {
+ if (desc.idVendor == 0x5345 && desc.idProduct == 0x1234) {
ep_out = 3;
return 1;
}
- else if(dev->descriptor.idVendor == 0x4e8 && dev->descriptor.idProduct == 0x1234){
+ else if(desc.idVendor == 0x4e8 && desc.idProduct == 0x1234){
printf("S3C64XX Detected!\n");
ep_out = 2;
return 1;
@@ -173,6 +190,12 @@ struct option long_opts[] = {
.val = 'x',
},
{
+ .name = "help",
+ .has_arg = 0,
+ .flag = NULL,
+ .val = 'h',
+ },
+ {
.name = NULL
}
};
@@ -181,12 +204,14 @@ int flg_show = 0;
int main(int argc, char **argv)
{
- struct usb_bus *bus, *busp;
- struct usb_device *result = NULL;
- struct usb_device *found = NULL;
+ ssize_t num_devs, i;
+ libusb_device **list;
+ libusb_device *found;
+ int dl_ubus = -1;
+ int dl_udev = -1;
+ uint8_t bus_num, dev_num;
unsigned long fsize;
- usb_dev_handle *devh;
- int ret;
+ int ret, transferred;
printf("SMDK42XX,S3C64XX USB Download Tool\n");
printf("Version 0.20 (c) 2004,2005,2006"
@@ -197,7 +222,7 @@ int main(int argc, char **argv)
int index = 0;
int c;
- c = getopt_long(argc, argv, "a:b:d:f:s", long_opts, &index);
+ c = getopt_long(argc, argv, "a:b:d:f:shx", long_opts, &index);
DBG(("option index %d\n",c ));
@@ -218,117 +243,127 @@ int main(int argc, char **argv)
break;
case 'b':
- dl_ubus = optarg;
+ dl_ubus = atoi(optarg);
break;
case 'd':
- dl_udev = optarg;
+ dl_udev = atoi(optarg);
break;
case 'x':
debug = 1;
+ break;
+
+ case 'h':
+ puts(
+ "Usage: dltool [options]\n"
+ "\n"
+ "-a <download addr>\n"
+ "-b <bus #>\n"
+ "-d <dev #>\n"
+ "-f <file>\n"
+ "-s Show found devices\n"
+ "-x Enable debug\n"
+ );
+ return 0;
}
}
- usb_init();
- usb_find_busses();
- usb_find_devices();
-
- bus = usb_get_busses();
-
- DBG(("usb_get_busses: %p\n", bus));
-
- for (busp = bus; busp != NULL; busp = busp->next) {
- struct usb_device *dev;
-
- DBG(("bus %p: dirname %s\n", busp, busp->dirname));
-
- if (dl_ubus) {
- if (strcmp(busp->dirname, dl_ubus) != 0)
- continue;
+ ret = libusb_init(&ctx);
+ if (ret)
+ errp("could not initialize usb stack");
+
+ bus_num = dev_num = 0;
+ found = NULL;
+ num_devs = libusb_get_device_list(ctx, &list);
+ for (i = 0; i < num_devs; ++i) {
+ libusb_device *dev = list[i];
+ bus_num = libusb_get_bus_number(dev);
+ dev_num = libusb_get_device_address(dev);
+
+ DBG(("bus %u; dev %u (%p)\n", bus_num, dev_num, dev));
+
+ if (dl_ubus >= 0 && bus_num != dl_ubus)
+ continue;
+
+ if (!verify_device(dev))
+ continue;
+
+ if (flg_show) {
+ printf("bus %u: device %u\n", bus_num, dev_num);
+ continue;
}
- for (dev = busp->devices; dev != NULL; dev = dev->next) {
- DBG(("dev %p filename %s\n", dev, dev->filename));
+ if (dl_udev >= 0 && dev_num != dl_udev)
+ continue;
- if (!verify_device(dev))
- continue;
-
- if (flg_show) {
- printf("bus %s: device %s\n",
- busp->dirname, dev->filename);
- continue;
- }
-
- found = dev;
-
- if (dl_udev) {
- if (strcmp(dev->filename, dl_udev) == 0) {
- result = dev;
- break;
- }
- }
- }
-
- if (result != NULL)
- break;
+ found = dev;
+ break;
}
if (flg_show)
return 0;
- DBG(("device %p, found %p\n", result, found));
+ DBG(("found %p\n", found));
- if (result == NULL && found != NULL)
- result = found;
-
- if (result == NULL) {
- fprintf(stderr, "failed to find device\n");
- return 1;
- }
+ if (found == NULL)
+ err("failed to find device\n");
- printf("=> found device: bus %s, dev %s\n",
- result->bus->dirname, result->filename);
+ printf("=> found device: bus %u, dev %u\n",
+ bus_num, dev_num);
dl_data = load_file(dl_file, &dl_size, &fsize);
- if (dl_data == NULL) {
- printf("failed to load %s\n", dl_file);
- return 1;
- }
+ if (dl_data == NULL)
+ errp("failed to load %s", dl_file);
printf("=> loaded %ld bytes from %s\n", fsize, dl_file);
- devh = usb_open(result);
- if (devh == NULL) {
- perror("usb_open");
- return 1;
- }
+ ret = libusb_open(found, &devh);
+ if (ret == 0) {
+ /*
+ * Seems to break some recovery modes :(
+ * http://crosbug.com/26083
+ * These fail:
+ * smdk-dltool -a 0x02021400 -f bl1.bin
+ * smdk-dltool -a 0x02023400 -f bl2.bin
+ */
+#if 0
+ uint8_t configuration;
+ struct libusb_config_descriptor *config;
+ libusb_get_active_config_descriptor(found, &config);
+ configuration = config->bConfigurationValue;
+ libusb_free_config_descriptor(config);
+ libusb_set_configuration(devh, configuration);
+#endif
+ } else
+ errp("libusb_open");
DBG(("claim interface\n"));
- if (usb_claim_interface(devh, 0) < 0) {
- perror("usb_claim_interface");
- usb_close(devh);
- return 1;
- }
+ ret = libusb_claim_interface(devh, 0);
+ if (ret)
+ errp("libusb_claim_interface");
printf("=> Downloading %ld bytes to 0x%08lx\n", dl_size, dl_addr);
write_header(dl_data, dl_addr, dl_size);
calc_cksum(dl_data, dl_size);
- //ret = usb_bulk_write(devh, 3, (void *)dl_data, dl_size, 5*1000*1000);
- ret = usb_bulk_write(devh, ep_out, (void *)dl_data, dl_size, 5*1000*1000);
+ //ret = libusb_bulk_transfer(devh, 3, dl_data, dl_size, &transferred, 5*1000*1000);
+ ret = libusb_bulk_transfer(devh, ep_out, dl_data, dl_size, &transferred, 5*1000*1000);
printf("=> usb_bulk_write() returned %d\n", ret);
- if (ret != dl_size) {
- printf("failed to write %ld bytes\n", dl_size);
+ if (ret || transferred != dl_size) {
+ printf("failed to write %ld bytes (wrote %d): %s\n",
+ dl_size, transferred, strerror(errno));
+ ret = 1;
}
free(dl_data);
- usb_release_interface(devh, 0);
- usb_close(devh);
+ libusb_release_interface(devh, 0);
+ libusb_close(devh);
+ libusb_exit(ctx);
- return 0;
+ return ret;
}