From a6f17cbf95eb53dc10776822a71621d5d3af4829 Mon Sep 17 00:00:00 2001
From: Kano <root@mutsumi.paige>
Date: Fri, 15 Mar 2013 02:19:42 +1100
Subject: [PATCH 1/3] USB device list - convert some common error numbers to
 messages

---
 usbutils.c | 31 +++++++++++++++++++++++++++----
 1 file changed, 27 insertions(+), 4 deletions(-)

diff --git a/usbutils.c b/usbutils.c
index 151d3cd0..ba3cfc79 100644
--- a/usbutils.c
+++ b/usbutils.c
@@ -277,6 +277,29 @@ static const char *BULK = "Bulk";
 static const char *INTERRUPT = "Interrupt";
 static const char *UNKNOWN = "Unknown";
 
+static const char *err_io_str = " IO Error";
+static const char *err_access_str = " Access Denied-a";
+static const char *err_timeout_str = " Reply Timeout";
+static const char *err_pipe_str = " Access denied-p";
+static const char *err_other_str = " Access denied-o";
+
+static const char *usberrstr(int err)
+{
+	switch (err) {
+		case LIBUSB_ERROR_IO:
+			return err_io_str;
+		case LIBUSB_ERROR_ACCESS:
+			return err_access_str;
+		case LIBUSB_ERROR_TIMEOUT:
+			return err_timeout_str;
+		case LIBUSB_ERROR_PIPE:
+			return err_pipe_str;
+		case LIBUSB_ERROR_OTHER:
+			return err_other_str;
+	}
+	return BLANK;
+}
+
 static const char *destype(uint8_t bDescriptorType)
 {
 	switch (bDescriptorType) {
@@ -481,11 +504,11 @@ static void usb_full(ssize_t *count, libusb_device *dev, char **buf, size_t *off
 
 	err = libusb_get_string_descriptor_ascii(handle, desc.iManufacturer, man, STRBUFLEN);
 	if (err < 0)
-		sprintf((char *)man, "** err(%d)", err);
+		sprintf((char *)man, "** err(%d)%s", err, usberrstr(err));
 
 	err = libusb_get_string_descriptor_ascii(handle, desc.iProduct, prod, STRBUFLEN);
 	if (err < 0)
-		sprintf((char *)prod, "** err(%d)", err);
+		sprintf((char *)prod, "** err(%d)%s", err, usberrstr(err));
 
 	if (level == 0) {
 		libusb_close(handle);
@@ -561,7 +584,7 @@ static void usb_full(ssize_t *count, libusb_device *dev, char **buf, size_t *off
 
 	err = libusb_get_string_descriptor_ascii(handle, desc.iSerialNumber, ser, STRBUFLEN);
 	if (err < 0)
-		sprintf((char *)ser, "** err(%d)", err);
+		sprintf((char *)ser, "** err(%d)%s", err, usberrstr(err));
 
 	sprintf(tmp, EOL "     dev %d: More Info:" EOL "\tManufacturer: '%s'" EOL
 			"\tProduct: '%s'" EOL "\tSerial '%s'",
@@ -581,7 +604,7 @@ void usb_all(int level)
 
 	count = libusb_get_device_list(NULL, &list);
 	if (count < 0) {
-		applog(LOG_ERR, "USB all: failed, err %d", (int)count);
+		applog(LOG_ERR, "USB all: failed, err %d%s", (int)count, usberrstr((int)count));
 		return;
 	}
 

From 28f515e91d78c8e378ee190894e76e21aaa1ba72 Mon Sep 17 00:00:00 2001
From: Kano <root@mutsumi.paige>
Date: Fri, 15 Mar 2013 06:22:22 +1100
Subject: [PATCH 2/3] nDevs required for -n with usb

---
 cgminer.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/cgminer.c b/cgminer.c
index 39bb11a9..7c1ff6a8 100644
--- a/cgminer.c
+++ b/cgminer.c
@@ -92,9 +92,11 @@ int opt_bench_algo = -1;
 static const bool opt_time = true;
 unsigned long long global_hashrate;
 
+#if defined(HAVE_OPENCL) || defined(USE_USBUTILS)
+int nDevs;
+#endif
 #ifdef HAVE_OPENCL
 int opt_dynamic_interval = 7;
-int nDevs;
 int opt_g_threads = 2;
 int gpu_threads;
 #ifdef USE_SCRYPT

From 2ce62f3d9448c4d77c9549c8448321480809dfe4 Mon Sep 17 00:00:00 2001
From: Kano <root@mutsumi.paige>
Date: Fri, 15 Mar 2013 15:47:50 +1100
Subject: [PATCH 3/3] add a dummy ztex to usbutils so cgminer -n lists ztex
 also

---
 usbutils.c | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/usbutils.c b/usbutils.c
index ba3cfc79..d7073f19 100644
--- a/usbutils.c
+++ b/usbutils.c
@@ -33,8 +33,12 @@
 #define DRV_MODMINER 3
 #endif
 
+#ifdef USE_ZTEX
+#define DRV_ZTEX 4
+#endif
+
 #ifdef USE_ICARUS
-#define DRV_ICARUS 4
+#define DRV_ICARUS 5
 #endif
 
 #define DRV_LAST -1
@@ -124,6 +128,21 @@ static struct usb_find_devices find_dev[] = {
 		.timeout = MODMINER_TIMEOUT_MS,
 		.epcount = ARRAY_SIZE(mmq_eps),
 		.eps = mmq_eps },
+#endif
+#ifdef USE_ZTEX
+// This is here so cgminer -n shows them
+// the ztex driver (as at 201303) doesn't use usbutils
+	{
+		.drv = DRV_ZTEX,
+		.name = "ZTX",
+		.idVendor = 0x221a,
+		.idProduct = 0x0100,
+		.kernel = 0,
+		.config = 1,
+		.interface = 1,
+		.timeout = 100,
+		.epcount = 0,
+		.eps = NULL },
 #endif
 	{ DRV_LAST, NULL, 0, 0, 0, 0, 0, 0, 0, NULL }
 };