int user_start(int argc, char *argv[])
{
void *handle;
int ret;
/* Initialize USB trace output IDs */
usbtrace_enable(TRACE_BITSET);
/* Register block drivers (architecture-specific) */
message("user_start: Creating block drivers\n");
ret = usbstrg_archinitialize();
if (ret < 0)
{
message("user_start: usbstrg_archinitialize failed: %d\n", -ret);
return 1;
}
/* Then exports the LUN(s) */
message("user_start: Configuring with NLUNS=%d\n", CONFIG_EXAMPLES_USBSTRG_NLUNS);
ret = usbstrg_configure(CONFIG_EXAMPLES_USBSTRG_NLUNS, &handle);
if (ret < 0)
{
message("user_start: usbstrg_configure failed: %d\n", -ret);
usbstrg_uninitialize(handle);
return 2;
}
message("user_start: handle=%p\n", handle);
message("user_start: Bind LUN=0 to %s\n", CONFIG_EXAMPLES_USBSTRG_DEVPATH1);
ret = usbstrg_bindlun(handle, CONFIG_EXAMPLES_USBSTRG_DEVPATH1, 0, 0, 0, false);
if (ret < 0)
{
message("user_start: usbstrg_bindlun failed for LUN 1 using %s: %d\n",
CONFIG_EXAMPLES_USBSTRG_DEVPATH1, -ret);
usbstrg_uninitialize(handle);
return 2;
}
#if CONFIG_EXAMPLES_USBSTRG_NLUNS > 1
message("user_start: Bind LUN=1 to %s\n", CONFIG_EXAMPLES_USBSTRG_DEVPATH2);
ret = usbstrg_bindlun(handle, CONFIG_EXAMPLES_USBSTRG_DEVPATH2, 1, 0, 0, false);
if (ret < 0)
{
message("user_start: usbstrg_bindlun failed for LUN 2 using %s: %d\n",
CONFIG_EXAMPLES_USBSTRG_DEVPATH2, -ret);
usbstrg_uninitialize(handle);
return 3;
}
#if CONFIG_EXAMPLES_USBSTRG_NLUNS > 2
message("user_start: Bind LUN=2 to %s\n", CONFIG_EXAMPLES_USBSTRG_DEVPATH3);
ret = usbstrg_bindlun(handle, CONFIG_EXAMPLES_USBSTRG_DEVPATH3, 2, 0, 0, false);
if (ret < 0)
{
message("user_start: usbstrg_bindlun failed for LUN 3 using %s: %d\n",
CONFIG_EXAMPLES_USBSTRG_DEVPATH3, -ret);
usbstrg_uninitialize(handle);
return 4;
}
#endif
#endif
ret = usbstrg_exportluns(handle);
if (ret < 0)
{
message("user_start: usbstrg_exportluns failed: %d\n", -ret);
usbstrg_uninitialize(handle);
return 5;
}
/* Now just hang around and monitor the USB storage activity */
#ifndef CONFIG_DISABLE_SIGNALS
for (;;)
{
msgflush();
sleep(5);
#ifdef CONFIG_USBDEV_TRACE
message("\nuser_start: USB TRACE DATA:\n");
ret = usbtrace_enumerate(usbstrg_enumerate, NULL);
if (ret < 0)
{
message("user_start: usbtrace_enumerate failed: %d\n", -ret);
usbstrg_uninitialize(handle);
return 6;
}
#else
message("user_start: Still alive\n");
#endif
}
#else
message("user_start: Exiting\n");
#endif
}
int MAIN_NAME(int argc, char *argv[])
{
FAR void *handle;
int ret;
/* If this program is implemented as the NSH 'msconn' command, then we need to
* do a little error checking to assure that we are not being called re-entrantly.
*/
#ifdef CONFIG_EXAMPLES_USBSTRG_BUILTIN
/* Check if there is a non-NULL USB mass storage device handle (meaning that the
* USB mass storage device is already configured).
*/
if (g_usbstrg.mshandle)
{
message(MAIN_NAME_STRING ": ERROR: Already connected\n");
return 1;
}
#endif
#ifdef CONFIG_EXAMPLES_USBSTRG_DEBUGMM
# ifdef CONFIG_CAN_PASS_STRUCTS
g_usbstrg.mmstart = mallinfo();
g_usbstrg.mmprevious = g_usbstrg.mmstart;
# else
(void)mallinfo(&g_usbstrg.mmstart);
memcpy(&g_usbstrg.mmprevious, &g_usbstrg.mmstart, sizeof(struct mallinfo));
# endif
#endif
/* Initialize USB trace output IDs */
usbtrace_enable(TRACE_BITSET);
check_test_memory_usage("After usbtrace_enable()");
/* Register block drivers (architecture-specific) */
message(MAIN_NAME_STRING ": Creating block drivers\n");
ret = usbstrg_archinitialize();
if (ret < 0)
{
message(MAIN_NAME_STRING ": usbstrg_archinitialize failed: %d\n", -ret);
return 2;
}
check_test_memory_usage("After usbstrg_archinitialize()");
/* Then exports the LUN(s) */
message(MAIN_NAME_STRING ": Configuring with NLUNS=%d\n", CONFIG_EXAMPLES_USBSTRG_NLUNS);
ret = usbstrg_configure(CONFIG_EXAMPLES_USBSTRG_NLUNS, &handle);
if (ret < 0)
{
message(MAIN_NAME_STRING ": usbstrg_configure failed: %d\n", -ret);
usbstrg_uninitialize(handle);
return 3;
}
message(MAIN_NAME_STRING ": handle=%p\n", handle);
check_test_memory_usage("After usbstrg_configure()");
message(MAIN_NAME_STRING ": Bind LUN=0 to %s\n", CONFIG_EXAMPLES_USBSTRG_DEVPATH1);
ret = usbstrg_bindlun(handle, CONFIG_EXAMPLES_USBSTRG_DEVPATH1, 0, 0, 0, false);
if (ret < 0)
{
message(MAIN_NAME_STRING ": usbstrg_bindlun failed for LUN 1 using %s: %d\n",
CONFIG_EXAMPLES_USBSTRG_DEVPATH1, -ret);
usbstrg_uninitialize(handle);
return 4;
}
check_test_memory_usage("After usbstrg_bindlun()");
#if CONFIG_EXAMPLES_USBSTRG_NLUNS > 1
message(MAIN_NAME_STRING ": Bind LUN=1 to %s\n", CONFIG_EXAMPLES_USBSTRG_DEVPATH2);
ret = usbstrg_bindlun(handle, CONFIG_EXAMPLES_USBSTRG_DEVPATH2, 1, 0, 0, false);
if (ret < 0)
{
message(MAIN_NAME_STRING ": usbstrg_bindlun failed for LUN 2 using %s: %d\n",
CONFIG_EXAMPLES_USBSTRG_DEVPATH2, -ret);
usbstrg_uninitialize(handle);
return 5;
}
check_test_memory_usage("After usbstrg_bindlun() #2");
#if CONFIG_EXAMPLES_USBSTRG_NLUNS > 2
message(MAIN_NAME_STRING ": Bind LUN=2 to %s\n", CONFIG_EXAMPLES_USBSTRG_DEVPATH3);
ret = usbstrg_bindlun(handle, CONFIG_EXAMPLES_USBSTRG_DEVPATH3, 2, 0, 0, false);
if (ret < 0)
{
message(MAIN_NAME_STRING ": usbstrg_bindlun failed for LUN 3 using %s: %d\n",
CONFIG_EXAMPLES_USBSTRG_DEVPATH3, -ret);
usbstrg_uninitialize(handle);
return 6;
}
check_test_memory_usage("After usbstrg_bindlun() #3");
#endif
#endif
ret = usbstrg_exportluns(handle);
if (ret < 0)
{
message(MAIN_NAME_STRING ": usbstrg_exportluns failed: %d\n", -ret);
usbstrg_uninitialize(handle);
return 7;
}
check_test_memory_usage("After usbstrg_exportluns()");
/* It this program was configued as an NSH command, then just exit now.
* Also, if signals are not enabled (and, hence, sleep() is not supported.
* then we have not real option but to exit now.
*/
#if !defined(CONFIG_EXAMPLES_USBSTRG_BUILTIN) && !defined(CONFIG_DISABLE_SIGNALS)
/* Otherwise, this thread will hang around and monitor the USB storage activity */
for (;;)
{
msgflush();
sleep(5);
# ifdef CONFIG_USBDEV_TRACE
message("\nuser_start: USB TRACE DATA:\n");
ret = usbtrace_enumerate(usbstrg_enumerate, NULL);
if (ret < 0)
{
message(MAIN_NAME_STRING ": usbtrace_enumerate failed: %d\n", -ret);
usbstrg_uninitialize(handle);
return 8;
}
check_test_memory_usage("After usbtrace_enumerate()");
# else
message(MAIN_NAME_STRING ": Still alive\n");
# endif
}
#elif defined(CONFIG_EXAMPLES_USBSTRG_BUILTIN)
/* Return the USB mass storage device handle so it can be used by the 'misconn'
* command.
*/
message(MAIN_NAME_STRING ": Connected\n");
g_usbstrg.mshandle = handle;
check_test_memory_usage("After MS connection");
#else /* defined(CONFIG_DISABLE_SIGNALS) */
/* Just exit */
message(MAIN_NAME_STRING ": Exiting\n");
/* Dump debug memory usage */
final_memory_usage("Final memory usage");
#endif
return 0;
}
