Add USB test host-side software (not working)

53985415 · Theodor-Adrian Stana · 1ff35de5 · 53985415 · 53985415
Commit 53985415 authored Aug 06, 2014 by Theodor-Adrian Stana
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Makefile sw/usbled/Makefile +8 -0

usbled.c sw/usbled/usbled.c +72 -0

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--- a/sw/usbled/Makefile
+++ b/sw/usbled/Makefile
+CC	= gcc
+INCLUDE =
+SOURCES = usbled.c
+LIB	= -L/usr/lib/i386-linux-gnu
+LDFLAGS = -lusb
+
+all:
+	$(CC) $(INCLUDE) $(LIB) $(LDFLAGS) -o usbled $(SOURCES)
--- a/sw/usbled/usbled.c
+++ b/sw/usbled/usbled.c
+#include <stdio.h>
+#include <usb.h>
+
+#define LED_SET  0x11
+
+int main()
+{
+  static usb_dev_handle *pDevH = NULL;  // USB device handle
+  static struct usb_device *pDev;
+  static struct usb_bus *pBus;
+
+  int led = 0;
+
+  usb_init();
+
+  usb_find_busses();
+  usb_find_devices();
+
+  // Enumerate USB devices ...
+  for ( pBus = usb_get_busses(); pBus; pBus = pBus->next)
+  {
+    for ( pDev = pBus->devices; pDev; pDev = pDev->next)
+    {
+      if ( ( pDev->descriptor.idVendor  == 0x10C4 ) &&
+           ( pDev->descriptor.idProduct == 0x00ff ) )
+      {
+        pDevH = usb_open( pDev );
+        if ( pDevH )
+        {
+          if ( usb_set_configuration(
+                    pDevH, pDev->config->bConfigurationValue ) != 0 )
+          {
+            usb_close( pDevH );
+            pDevH = NULL;
+            printf("FAIL: usb_set_configuration");
+          }
+
+          if ( pDev->descriptor.idProduct == 0x00ff )
+          {
+            if ( usb_claim_interface( pDevH, 0 ) != 0 )
+            {
+              usb_close( pDevH );
+              pDevH = NULL;
+              printf("FAIL: usb_claim_interface");
+            }
+          }
+        }
+      }
+    }
+  }
+
+  while (1) {
+
+    led ^= 1;
+
+    if ( pDevH )
+    {
+      usb_control_msg(
+                    pDevH,            // Device handle
+                    USB_ENDPOINT_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+                                      // bmRequestType
+                    LED_SET,          // bRequest
+                    0,                // wValue
+                    led,              // wIndex
+                    NULL,             // char *pBuffer
+                    1,                // wLength
+                    1000 );           // Timeout (ms)
+      sleep(1);
+    }
+
+  }
+}