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usbutils.c
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usbutils.c
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/*
* Copyright 2012-2013 Andrew Smith
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 3 of the License, or (at your option)
* any later version. See COPYING for more details.
*/
#include "config.h"
#include <ctype.h>
#include <stdint.h>
#include <stdbool.h>
#include "logging.h"
#include "miner.h"
#include "usbutils.h"
#define NODEV(err) ((err) == LIBUSB_ERROR_NO_DEVICE || \
(err) == LIBUSB_ERROR_PIPE || \
(err) == LIBUSB_ERROR_OTHER)
#ifdef USE_BFLSC
#define DRV_BFLSC 1
#endif
#ifdef USE_BITFORCE
#define DRV_BITFORCE 2
#endif
#ifdef USE_MODMINER
#define DRV_MODMINER 3
#endif
#ifdef USE_ZTEX
#define DRV_ZTEX 4
#endif
#ifdef USE_ICARUS
#define DRV_ICARUS 5
#endif
#ifdef USE_AVALON
#define DRV_AVALON 6
#endif
#define DRV_LAST -1
#define USB_CONFIG 1
#define EPI(x) (LIBUSB_ENDPOINT_IN | (unsigned char)(x))
#define EPO(x) (LIBUSB_ENDPOINT_OUT | (unsigned char)(x))
#ifdef WIN32
#define BFLSC_TIMEOUT_MS 500
#define BITFORCE_TIMEOUT_MS 999
#define MODMINER_TIMEOUT_MS 200
#define AVALON_TIMEOUT_MS 500
#else
#define BFLSC_TIMEOUT_MS 200
#define BITFORCE_TIMEOUT_MS 200
#define MODMINER_TIMEOUT_MS 100
#define AVALON_TIMEOUT_MS 200
#endif
#ifdef USE_BFLSC
// N.B. transfer size is 512 with USB2.0, but only 64 with USB1.1
static struct usb_endpoints bas_eps[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(2), 0 }
};
#endif
#ifdef USE_BITFORCE
// N.B. transfer size is 512 with USB2.0, but only 64 with USB1.1
static struct usb_endpoints bfl_eps[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(2), 0 }
};
#endif
#ifdef USE_MODMINER
static struct usb_endpoints mmq_eps[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(3), 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(3), 0 }
};
#endif
#ifdef USE_AVALON
static struct usb_endpoints ava_eps[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(2), 0 }
};
#endif
// TODO: Add support for (at least) Isochronous endpoints
static struct usb_find_devices find_dev[] = {
/*
#ifdef USE_ICARUS
{ DRV_ICARUS, "ICA", 0x067b, 0x0230, true, EPI(3), EPO(2), 1 },
{ DRV_ICARUS, "LOT", 0x0403, 0x6001, false, EPI(0), EPO(0), 1 },
{ DRV_ICARUS, "CM1", 0x067b, 0x0230, false, EPI(0), EPO(0), 1 },
#endif
*/
#ifdef USE_BFLSC
{
.drv = DRV_BFLSC,
.name = "BAS",
.idVendor = 0x0403,
.idProduct = 0x6014,
.iManufacturer = "Butterfly Labs",
.iProduct = "BitFORCE SHA256 SC",
.kernel = 0,
.config = 1,
.interface = 0,
.timeout = BFLSC_TIMEOUT_MS,
.epcount = ARRAY_SIZE(bas_eps),
.eps = bas_eps },
#endif
#ifdef USE_BITFORCE
{
.drv = DRV_BITFORCE,
.name = "BFL",
.idVendor = 0x0403,
.idProduct = 0x6014,
.iManufacturer = "Butterfly Labs Inc.",
.iProduct = "BitFORCE SHA256",
.kernel = 0,
.config = 1,
.interface = 0,
.timeout = BITFORCE_TIMEOUT_MS,
.epcount = ARRAY_SIZE(bfl_eps),
.eps = bfl_eps },
#endif
#ifdef USE_MODMINER
{
.drv = DRV_MODMINER,
.name = "MMQ",
.idVendor = 0x1fc9,
.idProduct = 0x0003,
.kernel = 0,
.config = 1,
.interface = 1,
.timeout = MODMINER_TIMEOUT_MS,
.epcount = ARRAY_SIZE(mmq_eps),
.eps = mmq_eps },
#endif
#ifdef USE_AVALON
{
.drv = DRV_AVALON,
.name = "AVA",
.idVendor = 0x0403,
.idProduct = 0x6001,
.kernel = 0,
.config = 1,
.interface = 0,
.timeout = AVALON_TIMEOUT_MS,
.epcount = ARRAY_SIZE(ava_eps),
.eps = ava_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, NULL, NULL, 0, 0, 0, 0, 0, NULL }
};
#ifdef USE_BFLSC
extern struct device_drv bflsc_drv;
#endif
#ifdef USE_BITFORCE
extern struct device_drv bitforce_drv;
#endif
#ifdef USE_MODMINER
extern struct device_drv modminer_drv;
#endif
#ifdef USE_ICARUS
extern struct device_drv icarus_drv;
#endif
#ifdef USE_AVALON
extern struct device_drv avalon_drv;
#endif
#define STRBUFLEN 256
static const char *BLANK = "";
static const char *space = " ";
static const char *nodatareturned = "no data returned ";
#if 0 // enable USBDEBUG - only during development testing
static const char *debug_true_str = "true";
static const char *debug_false_str = "false";
static const char *nodevstr = "=NODEV";
#define bool_str(boo) ((boo) ? debug_true_str : debug_false_str)
#define isnodev(err) (NODEV(err) ? nodevstr : BLANK)
#define USBDEBUG(fmt, ...) applog(LOG_WARNING, fmt, ##__VA_ARGS__)
#else
#define USBDEBUG(fmt, ...)
#endif
// For device limits by driver
static struct driver_count {
uint32_t count;
uint32_t limit;
} drv_count[DRIVER_MAX];
// For device limits by list of bus/dev
static struct usb_busdev {
int bus_number;
int device_address;
} *busdev;
static int busdev_count = 0;
// Total device limit
static int total_count = 0;
static int total_limit = 999999;
struct usb_in_use_list {
struct usb_busdev in_use;
struct usb_in_use_list *prev;
struct usb_in_use_list *next;
};
// List of in use devices
static struct usb_in_use_list *in_use_head = NULL;
static bool stats_initialised = false;
struct cg_usb_stats_item {
uint64_t count;
double total_delay;
double min_delay;
double max_delay;
struct timeval first;
struct timeval last;
};
#define CMD_CMD 0
#define CMD_TIMEOUT 1
#define CMD_ERROR 2
struct cg_usb_stats_details {
int seq;
struct cg_usb_stats_item item[CMD_ERROR+1];
};
struct cg_usb_stats {
char *name;
int device_id;
struct cg_usb_stats_details *details;
};
#define SEQ0 0
#define SEQ1 1
static struct cg_usb_stats *usb_stats = NULL;
static int next_stat = 0;
static const char **usb_commands;
static const char *C_REJECTED_S = "RejectedNoDevice";
static const char *C_PING_S = "Ping";
static const char *C_CLEAR_S = "Clear";
static const char *C_REQUESTVERSION_S = "RequestVersion";
static const char *C_GETVERSION_S = "GetVersion";
static const char *C_REQUESTFPGACOUNT_S = "RequestFPGACount";
static const char *C_GETFPGACOUNT_S = "GetFPGACount";
static const char *C_STARTPROGRAM_S = "StartProgram";
static const char *C_STARTPROGRAMSTATUS_S = "StartProgramStatus";
static const char *C_PROGRAM_S = "Program";
static const char *C_PROGRAMSTATUS_S = "ProgramStatus";
static const char *C_PROGRAMSTATUS2_S = "ProgramStatus2";
static const char *C_FINALPROGRAMSTATUS_S = "FinalProgramStatus";
static const char *C_SETCLOCK_S = "SetClock";
static const char *C_REPLYSETCLOCK_S = "ReplySetClock";
static const char *C_REQUESTUSERCODE_S = "RequestUserCode";
static const char *C_GETUSERCODE_S = "GetUserCode";
static const char *C_REQUESTTEMPERATURE_S = "RequestTemperature";
static const char *C_GETTEMPERATURE_S = "GetTemperature";
static const char *C_SENDWORK_S = "SendWork";
static const char *C_SENDWORKSTATUS_S = "SendWorkStatus";
static const char *C_REQUESTWORKSTATUS_S = "RequestWorkStatus";
static const char *C_GETWORKSTATUS_S = "GetWorkStatus";
static const char *C_REQUESTIDENTIFY_S = "RequestIdentify";
static const char *C_GETIDENTIFY_S = "GetIdentify";
static const char *C_REQUESTFLASH_S = "RequestFlash";
static const char *C_REQUESTSENDWORK_S = "RequestSendWork";
static const char *C_REQUESTSENDWORKSTATUS_S = "RequestSendWorkStatus";
static const char *C_RESET_S = "Reset";
static const char *C_SETBAUD_S = "SetBaud";
static const char *C_SETDATA_S = "SetDataCtrl";
static const char *C_SETFLOW_S = "SetFlowCtrl";
static const char *C_SETMODEM_S = "SetModemCtrl";
static const char *C_PURGERX_S = "PurgeRx";
static const char *C_PURGETX_S = "PurgeTx";
static const char *C_FLASHREPLY_S = "FlashReply";
static const char *C_REQUESTDETAILS_S = "RequestDetails";
static const char *C_GETDETAILS_S = "GetDetails";
static const char *C_REQUESTRESULTS_S = "RequestResults";
static const char *C_GETRESULTS_S = "GetResults";
static const char *C_REQUESTQUEJOB_S = "RequestQueJob";
static const char *C_REQUESTQUEJOBSTATUS_S = "RequestQueJobStatus";
static const char *C_QUEJOB_S = "QueJob";
static const char *C_QUEJOBSTATUS_S = "QueJobStatus";
static const char *C_QUEFLUSH_S = "QueFlush";
static const char *C_QUEFLUSHREPLY_S = "QueFlushReply";
static const char *C_REQUESTVOLTS_S = "RequestVolts";
#ifdef EOL
#undef EOL
#endif
#define EOL "\n"
static const char *DESDEV = "Device";
static const char *DESCON = "Config";
static const char *DESSTR = "String";
static const char *DESINT = "Interface";
static const char *DESEP = "Endpoint";
static const char *DESHID = "HID";
static const char *DESRPT = "Report";
static const char *DESPHY = "Physical";
static const char *DESHUB = "Hub";
static const char *EPIN = "In: ";
static const char *EPOUT = "Out: ";
static const char *EPX = "?: ";
static const char *CONTROL = "Control";
static const char *ISOCHRONOUS_X = "Isochronous+?";
static const char *ISOCHRONOUS_N_X = "Isochronous+None+?";
static const char *ISOCHRONOUS_N_D = "Isochronous+None+Data";
static const char *ISOCHRONOUS_N_F = "Isochronous+None+Feedback";
static const char *ISOCHRONOUS_N_I = "Isochronous+None+Implicit";
static const char *ISOCHRONOUS_A_X = "Isochronous+Async+?";
static const char *ISOCHRONOUS_A_D = "Isochronous+Async+Data";
static const char *ISOCHRONOUS_A_F = "Isochronous+Async+Feedback";
static const char *ISOCHRONOUS_A_I = "Isochronous+Async+Implicit";
static const char *ISOCHRONOUS_D_X = "Isochronous+Adaptive+?";
static const char *ISOCHRONOUS_D_D = "Isochronous+Adaptive+Data";
static const char *ISOCHRONOUS_D_F = "Isochronous+Adaptive+Feedback";
static const char *ISOCHRONOUS_D_I = "Isochronous+Adaptive+Implicit";
static const char *ISOCHRONOUS_S_X = "Isochronous+Sync+?";
static const char *ISOCHRONOUS_S_D = "Isochronous+Sync+Data";
static const char *ISOCHRONOUS_S_F = "Isochronous+Sync+Feedback";
static const char *ISOCHRONOUS_S_I = "Isochronous+Sync+Implicit";
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) {
case LIBUSB_DT_DEVICE:
return DESDEV;
case LIBUSB_DT_CONFIG:
return DESCON;
case LIBUSB_DT_STRING:
return DESSTR;
case LIBUSB_DT_INTERFACE:
return DESINT;
case LIBUSB_DT_ENDPOINT:
return DESEP;
case LIBUSB_DT_HID:
return DESHID;
case LIBUSB_DT_REPORT:
return DESRPT;
case LIBUSB_DT_PHYSICAL:
return DESPHY;
case LIBUSB_DT_HUB:
return DESHUB;
}
return UNKNOWN;
}
static const char *epdir(uint8_t bEndpointAddress)
{
switch (bEndpointAddress & LIBUSB_ENDPOINT_DIR_MASK) {
case LIBUSB_ENDPOINT_IN:
return EPIN;
case LIBUSB_ENDPOINT_OUT:
return EPOUT;
}
return EPX;
}
static const char *epatt(uint8_t bmAttributes)
{
switch(bmAttributes & LIBUSB_TRANSFER_TYPE_MASK) {
case LIBUSB_TRANSFER_TYPE_CONTROL:
return CONTROL;
case LIBUSB_TRANSFER_TYPE_BULK:
return BULK;
case LIBUSB_TRANSFER_TYPE_INTERRUPT:
return INTERRUPT;
case LIBUSB_TRANSFER_TYPE_ISOCHRONOUS:
switch(bmAttributes & LIBUSB_ISO_SYNC_TYPE_MASK) {
case LIBUSB_ISO_SYNC_TYPE_NONE:
switch(bmAttributes & LIBUSB_ISO_USAGE_TYPE_MASK) {
case LIBUSB_ISO_USAGE_TYPE_DATA:
return ISOCHRONOUS_N_D;
case LIBUSB_ISO_USAGE_TYPE_FEEDBACK:
return ISOCHRONOUS_N_F;
case LIBUSB_ISO_USAGE_TYPE_IMPLICIT:
return ISOCHRONOUS_N_I;
}
return ISOCHRONOUS_N_X;
case LIBUSB_ISO_SYNC_TYPE_ASYNC:
switch(bmAttributes & LIBUSB_ISO_USAGE_TYPE_MASK) {
case LIBUSB_ISO_USAGE_TYPE_DATA:
return ISOCHRONOUS_A_D;
case LIBUSB_ISO_USAGE_TYPE_FEEDBACK:
return ISOCHRONOUS_A_F;
case LIBUSB_ISO_USAGE_TYPE_IMPLICIT:
return ISOCHRONOUS_A_I;
}
return ISOCHRONOUS_A_X;
case LIBUSB_ISO_SYNC_TYPE_ADAPTIVE:
switch(bmAttributes & LIBUSB_ISO_USAGE_TYPE_MASK) {
case LIBUSB_ISO_USAGE_TYPE_DATA:
return ISOCHRONOUS_D_D;
case LIBUSB_ISO_USAGE_TYPE_FEEDBACK:
return ISOCHRONOUS_D_F;
case LIBUSB_ISO_USAGE_TYPE_IMPLICIT:
return ISOCHRONOUS_D_I;
}
return ISOCHRONOUS_D_X;
case LIBUSB_ISO_SYNC_TYPE_SYNC:
switch(bmAttributes & LIBUSB_ISO_USAGE_TYPE_MASK) {
case LIBUSB_ISO_USAGE_TYPE_DATA:
return ISOCHRONOUS_S_D;
case LIBUSB_ISO_USAGE_TYPE_FEEDBACK:
return ISOCHRONOUS_S_F;
case LIBUSB_ISO_USAGE_TYPE_IMPLICIT:
return ISOCHRONOUS_S_I;
}
return ISOCHRONOUS_S_X;
}
return ISOCHRONOUS_X;
}
return UNKNOWN;
}
static void append(char **buf, char *append, size_t *off, size_t *len)
{
int new = strlen(append);
if ((new + *off) >= *len)
{
*len *= 2;
*buf = realloc(*buf, *len);
}
strcpy(*buf + *off, append);
*off += new;
}
static bool setgetdes(ssize_t count, libusb_device *dev, struct libusb_device_handle *handle, struct libusb_config_descriptor **config, int cd, char **buf, size_t *off, size_t *len)
{
char tmp[512];
int err;
err = libusb_set_configuration(handle, cd);
if (err) {
sprintf(tmp, EOL " ** dev %d: Failed to set config descriptor to %d, err %d",
(int)count, cd, err);
append(buf, tmp, off, len);
return false;
}
err = libusb_get_active_config_descriptor(dev, config);
if (err) {
sprintf(tmp, EOL " ** dev %d: Failed to get active config descriptor set to %d, err %d",
(int)count, cd, err);
append(buf, tmp, off, len);
return false;
}
sprintf(tmp, EOL " ** dev %d: Set & Got active config descriptor to %d, err %d",
(int)count, cd, err);
append(buf, tmp, off, len);
return true;
}
static void usb_full(ssize_t *count, libusb_device *dev, char **buf, size_t *off, size_t *len, int level)
{
struct libusb_device_descriptor desc;
uint8_t bus_number;
uint8_t device_address;
struct libusb_device_handle *handle;
struct libusb_config_descriptor *config;
const struct libusb_interface_descriptor *idesc;
const struct libusb_endpoint_descriptor *epdesc;
unsigned char man[STRBUFLEN+1];
unsigned char prod[STRBUFLEN+1];
unsigned char ser[STRBUFLEN+1];
char tmp[512];
int err, i, j, k;
err = libusb_get_device_descriptor(dev, &desc);
if (opt_usb_list_all && err) {
sprintf(tmp, EOL ".USB dev %d: Failed to get descriptor, err %d",
(int)(++(*count)), err);
append(buf, tmp, off, len);
return;
}
bus_number = libusb_get_bus_number(dev);
device_address = libusb_get_device_address(dev);
if (!opt_usb_list_all) {
bool known = false;
for (i = 0; find_dev[i].drv != DRV_LAST; i++)
if ((find_dev[i].idVendor == desc.idVendor) &&
(find_dev[i].idProduct == desc.idProduct)) {
known = true;
break;
}
if (!known)
return;
}
(*count)++;
if (level == 0) {
sprintf(tmp, EOL ".USB dev %d: Bus %d Device %d ID: %04x:%04x",
(int)(*count), (int)bus_number, (int)device_address,
desc.idVendor, desc.idProduct);
} else {
sprintf(tmp, EOL ".USB dev %d: Bus %d Device %d Device Descriptor:" EOL "\tLength: %d" EOL
"\tDescriptor Type: %s" EOL "\tUSB: %04x" EOL "\tDeviceClass: %d" EOL
"\tDeviceSubClass: %d" EOL "\tDeviceProtocol: %d" EOL "\tMaxPacketSize0: %d" EOL
"\tidVendor: %04x" EOL "\tidProduct: %04x" EOL "\tDeviceRelease: %x" EOL
"\tNumConfigurations: %d",
(int)(*count), (int)bus_number, (int)device_address,
(int)(desc.bLength), destype(desc.bDescriptorType),
desc.bcdUSB, (int)(desc.bDeviceClass), (int)(desc.bDeviceSubClass),
(int)(desc.bDeviceProtocol), (int)(desc.bMaxPacketSize0),
desc.idVendor, desc.idProduct, desc.bcdDevice,
(int)(desc.bNumConfigurations));
}
append(buf, tmp, off, len);
err = libusb_open(dev, &handle);
if (err) {
sprintf(tmp, EOL " ** dev %d: Failed to open, err %d", (int)(*count), err);
append(buf, tmp, off, len);
return;
}
err = libusb_get_string_descriptor_ascii(handle, desc.iManufacturer, man, STRBUFLEN);
if (err < 0)
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)%s", err, usberrstr(err));
if (level == 0) {
libusb_close(handle);
sprintf(tmp, EOL " Manufacturer: '%s'" EOL " Product: '%s'", man, prod);
append(buf, tmp, off, len);
return;
}
if (libusb_kernel_driver_active(handle, 0) == 1) {
sprintf(tmp, EOL " * dev %d: kernel attached", (int)(*count));
append(buf, tmp, off, len);
}
err = libusb_get_active_config_descriptor(dev, &config);
if (err) {
if (!setgetdes(*count, dev, handle, &config, 1, buf, off, len)
&& !setgetdes(*count, dev, handle, &config, 0, buf, off, len)) {
libusb_close(handle);
sprintf(tmp, EOL " ** dev %d: Failed to set config descriptor to %d or %d",
(int)(*count), 1, 0);
append(buf, tmp, off, len);
return;
}
}
sprintf(tmp, EOL " dev %d: Active Config:" EOL "\tDescriptorType: %s" EOL
"\tNumInterfaces: %d" EOL "\tConfigurationValue: %d" EOL
"\tAttributes: %d" EOL "\tMaxPower: %d",
(int)(*count), destype(config->bDescriptorType),
(int)(config->bNumInterfaces), (int)(config->iConfiguration),
(int)(config->bmAttributes), (int)(config->MaxPower));
append(buf, tmp, off, len);
for (i = 0; i < (int)(config->bNumInterfaces); i++) {
for (j = 0; j < config->interface[i].num_altsetting; j++) {
idesc = &(config->interface[i].altsetting[j]);
sprintf(tmp, EOL " _dev %d: Interface Descriptor %d:" EOL
"\tDescriptorType: %s" EOL "\tInterfaceNumber: %d" EOL
"\tNumEndpoints: %d" EOL "\tInterfaceClass: %d" EOL
"\tInterfaceSubClass: %d" EOL "\tInterfaceProtocol: %d",
(int)(*count), j, destype(idesc->bDescriptorType),
(int)(idesc->bInterfaceNumber),
(int)(idesc->bNumEndpoints),
(int)(idesc->bInterfaceClass),
(int)(idesc->bInterfaceSubClass),
(int)(idesc->bInterfaceProtocol));
append(buf, tmp, off, len);
for (k = 0; k < (int)(idesc->bNumEndpoints); k++) {
epdesc = &(idesc->endpoint[k]);
sprintf(tmp, EOL " __dev %d: Interface %d Endpoint %d:" EOL
"\tDescriptorType: %s" EOL
"\tEndpointAddress: %s0x%x" EOL
"\tAttributes: %s" EOL "\tMaxPacketSize: %d" EOL
"\tInterval: %d" EOL "\tRefresh: %d",
(int)(*count), (int)(idesc->bInterfaceNumber), k,
destype(epdesc->bDescriptorType),
epdir(epdesc->bEndpointAddress),
(int)(epdesc->bEndpointAddress),
epatt(epdesc->bmAttributes),
epdesc->wMaxPacketSize,
(int)(epdesc->bInterval),
(int)(epdesc->bRefresh));
append(buf, tmp, off, len);
}
}
}
libusb_free_config_descriptor(config);
config = NULL;
err = libusb_get_string_descriptor_ascii(handle, desc.iSerialNumber, ser, STRBUFLEN);
if (err < 0)
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'",
(int)(*count), man, prod, ser);
append(buf, tmp, off, len);
libusb_close(handle);
}
// Function to dump all USB devices
void usb_all(int level)
{
libusb_device **list;
ssize_t count, i, j;
char *buf;
size_t len, off;
count = libusb_get_device_list(NULL, &list);
if (count < 0) {
applog(LOG_ERR, "USB all: failed, err %d%s", (int)count, usberrstr((int)count));
return;
}
if (count == 0)
applog(LOG_WARNING, "USB all: found no devices");
else
{
len = 10000;
buf = malloc(len+1);
sprintf(buf, "USB all: found %d devices", (int)count);
off = strlen(buf);
if (!opt_usb_list_all)
append(&buf, " - listing known devices", &off, &len);
j = -1;
for (i = 0; i < count; i++)
usb_full(&j, list[i], &buf, &off, &len, level);
applog(LOG_WARNING, "%s", buf);
free(buf);
if (j == -1)
applog(LOG_WARNING, "No known USB devices");
else
applog(LOG_WARNING, "%d %sUSB devices",
(int)(++j), opt_usb_list_all ? BLANK : "known ");
}
libusb_free_device_list(list, 1);
}
static void cgusb_check_init()
{
mutex_lock(&cgusb_lock);
if (stats_initialised == false) {
// N.B. environment LIBUSB_DEBUG also sets libusb_set_debug()
if (opt_usbdump >= 0) {
libusb_set_debug(NULL, opt_usbdump);
usb_all(opt_usbdump);
}
usb_commands = malloc(sizeof(*usb_commands) * C_MAX);
// use constants so the stat generation is very quick
// and the association between number and name can't
// be missalined easily
usb_commands[C_REJECTED] = C_REJECTED_S;
usb_commands[C_PING] = C_PING_S;
usb_commands[C_CLEAR] = C_CLEAR_S;
usb_commands[C_REQUESTVERSION] = C_REQUESTVERSION_S;
usb_commands[C_GETVERSION] = C_GETVERSION_S;
usb_commands[C_REQUESTFPGACOUNT] = C_REQUESTFPGACOUNT_S;
usb_commands[C_GETFPGACOUNT] = C_GETFPGACOUNT_S;
usb_commands[C_STARTPROGRAM] = C_STARTPROGRAM_S;
usb_commands[C_STARTPROGRAMSTATUS] = C_STARTPROGRAMSTATUS_S;
usb_commands[C_PROGRAM] = C_PROGRAM_S;
usb_commands[C_PROGRAMSTATUS] = C_PROGRAMSTATUS_S;
usb_commands[C_PROGRAMSTATUS2] = C_PROGRAMSTATUS2_S;
usb_commands[C_FINALPROGRAMSTATUS] = C_FINALPROGRAMSTATUS_S;
usb_commands[C_SETCLOCK] = C_SETCLOCK_S;
usb_commands[C_REPLYSETCLOCK] = C_REPLYSETCLOCK_S;
usb_commands[C_REQUESTUSERCODE] = C_REQUESTUSERCODE_S;
usb_commands[C_GETUSERCODE] = C_GETUSERCODE_S;
usb_commands[C_REQUESTTEMPERATURE] = C_REQUESTTEMPERATURE_S;
usb_commands[C_GETTEMPERATURE] = C_GETTEMPERATURE_S;
usb_commands[C_SENDWORK] = C_SENDWORK_S;
usb_commands[C_SENDWORKSTATUS] = C_SENDWORKSTATUS_S;
usb_commands[C_REQUESTWORKSTATUS] = C_REQUESTWORKSTATUS_S;
usb_commands[C_GETWORKSTATUS] = C_GETWORKSTATUS_S;
usb_commands[C_REQUESTIDENTIFY] = C_REQUESTIDENTIFY_S;
usb_commands[C_GETIDENTIFY] = C_GETIDENTIFY_S;
usb_commands[C_REQUESTFLASH] = C_REQUESTFLASH_S;
usb_commands[C_REQUESTSENDWORK] = C_REQUESTSENDWORK_S;
usb_commands[C_REQUESTSENDWORKSTATUS] = C_REQUESTSENDWORKSTATUS_S;
usb_commands[C_RESET] = C_RESET_S;
usb_commands[C_SETBAUD] = C_SETBAUD_S;
usb_commands[C_SETDATA] = C_SETDATA_S;
usb_commands[C_SETFLOW] = C_SETFLOW_S;
usb_commands[C_SETMODEM] = C_SETMODEM_S;
usb_commands[C_PURGERX] = C_PURGERX_S;
usb_commands[C_PURGETX] = C_PURGETX_S;
usb_commands[C_FLASHREPLY] = C_FLASHREPLY_S;
usb_commands[C_REQUESTDETAILS] = C_REQUESTDETAILS_S;
usb_commands[C_GETDETAILS] = C_GETDETAILS_S;
usb_commands[C_REQUESTRESULTS] = C_REQUESTRESULTS_S;
usb_commands[C_GETRESULTS] = C_GETRESULTS_S;
usb_commands[C_REQUESTQUEJOB] = C_REQUESTQUEJOB_S;
usb_commands[C_REQUESTQUEJOBSTATUS] = C_REQUESTQUEJOBSTATUS_S;
usb_commands[C_QUEJOB] = C_QUEJOB_S;
usb_commands[C_QUEJOBSTATUS] = C_QUEJOBSTATUS_S;
usb_commands[C_QUEFLUSH] = C_QUEFLUSH_S;
usb_commands[C_QUEFLUSHREPLY] = C_QUEFLUSHREPLY_S;
usb_commands[C_REQUESTVOLTS] = C_REQUESTVOLTS_S;
stats_initialised = true;
}
mutex_unlock(&cgusb_lock);
}
const char *usb_cmdname(enum usb_cmds cmd)
{
cgusb_check_init();
return usb_commands[cmd];
}
void usb_applog(struct cgpu_info *cgpu, enum usb_cmds cmd, char *msg, int amount, int err)
{
if (msg && !*msg)
msg = NULL;
if (!msg && amount == 0 && err == LIBUSB_SUCCESS)
msg = (char *)nodatareturned;
applog(LOG_ERR, "%s%i: %s failed%s%s (err=%d amt%d)",
cgpu->drv->name, cgpu->device_id,
usb_cmdname(cmd),
msg ? space : BLANK, msg ? msg : BLANK,
err, amount);
}
static bool __is_in_use(uint8_t bus_number, uint8_t device_address)
{
struct usb_in_use_list *in_use_tmp;
bool ret = false;
in_use_tmp = in_use_head;
while (in_use_tmp) {
if (in_use_tmp->in_use.bus_number == (int)bus_number &&
in_use_tmp->in_use.device_address == (int)device_address) {
ret = true;
break;
}
in_use_tmp = in_use_tmp->next;
}
return ret;
}
static bool is_in_use_bd(uint8_t bus_number, uint8_t device_address)
{
bool ret;
mutex_lock(&cgusb_lock);
ret = __is_in_use(bus_number, device_address);
mutex_unlock(&cgusb_lock);
return ret;
}
static bool is_in_use(libusb_device *dev)
{
return is_in_use_bd(libusb_get_bus_number(dev), libusb_get_device_address(dev));
}
static void add_in_use(uint8_t bus_number, uint8_t device_address)
{
struct usb_in_use_list *in_use_tmp;
bool found = false;
mutex_lock(&cgusb_lock);
if (unlikely(__is_in_use(bus_number, device_address))) {
found = true;
goto nofway;
}
in_use_tmp = calloc(1, sizeof(*in_use_tmp));
in_use_tmp->in_use.bus_number = (int)bus_number;
in_use_tmp->in_use.device_address = (int)device_address;
in_use_tmp->next = in_use_head;
if (in_use_head)
in_use_head->prev = in_use_tmp;
in_use_head = in_use_tmp;
nofway:
mutex_unlock(&cgusb_lock);
if (found)
applog(LOG_ERR, "FAIL: USB add already in use (%d:%d)",
(int)bus_number, (int)device_address);
}
static void remove_in_use(uint8_t bus_number, uint8_t device_address)
{
struct usb_in_use_list *in_use_tmp;
bool found = false;
mutex_lock(&cgusb_lock);
in_use_tmp = in_use_head;
while (in_use_tmp) {
if (in_use_tmp->in_use.bus_number == (int)bus_number &&
in_use_tmp->in_use.device_address == (int)device_address) {
found = true;
if (in_use_tmp == in_use_head) {
in_use_head = in_use_head->next;
if (in_use_head)
in_use_head->prev = NULL;
} else {
in_use_tmp->prev->next = in_use_tmp->next;
if (in_use_tmp->next)
in_use_tmp->next->prev = in_use_tmp->prev;
}
free(in_use_tmp);
break;
}
in_use_tmp = in_use_tmp->next;
}
mutex_unlock(&cgusb_lock);
if (!found)
applog(LOG_ERR, "FAIL: USB remove not already in use (%d:%d)",
(int)bus_number, (int)device_address);
}
#ifndef WIN32
#include <errno.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/sem.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
union semun {
int sem;
struct semid_ds *seminfo;
ushort *all;
};
#endif
// Any errors should always be printed since they will rarely if ever occur
// and thus it is best to always display them
static bool cgminer_usb_lock_bd(struct device_drv *drv, uint8_t bus_number, uint8_t device_address)
{
#ifdef WIN32
struct cgpu_info *cgpu;
HANDLE usbMutex;
char name[64];
DWORD res;
int i;
if (is_in_use_bd(bus_number, device_address))
return false;
sprintf(name, "cgminer-usb-%d-%d", (int)bus_number, (int)device_address);
usbMutex = CreateMutex(NULL, FALSE, name);
if (usbMutex == NULL) {
applog(LOG_ERR,
"MTX: %s USB failed to get '%s' err (%d)",
drv->dname, name, GetLastError());
return false;
}
res = WaitForSingleObject(usbMutex, 0);
switch(res) {
case WAIT_OBJECT_0:
case WAIT_ABANDONED:
// Am I using it already?
for (i = 0; i < total_devices; i++) {
cgpu = get_devices(i);
if (cgpu->usbinfo.bus_number == bus_number &&
cgpu->usbinfo.device_address == device_address &&
cgpu->usbinfo.nodev == false) {
if (ReleaseMutex(usbMutex)) {
applog(LOG_WARNING,
"MTX: %s USB can't get '%s' - device in use",
drv->dname, name);
goto fail;
}
applog(LOG_ERR,
"MTX: %s USB can't get '%s' - device in use - failure (%d)",
drv->dname, name, GetLastError());
goto fail;
}
}
add_in_use(bus_number, device_address);
return true;
case WAIT_TIMEOUT:
if (!hotplug_mode)
applog(LOG_WARNING,
"MTX: %s USB failed to get '%s' - device in use",
drv->dname, name);
goto fail;
case WAIT_FAILED:
applog(LOG_ERR,
"MTX: %s USB failed to get '%s' err (%d)",
drv->dname, name, GetLastError());
goto fail;
default:
applog(LOG_ERR,
"MTX: %s USB failed to get '%s' unknown reply (%d)",
drv->dname, name, res);
goto fail;
}
CloseHandle(usbMutex);
add_in_use(bus_number, device_address);
return true;
fail: