Changeset b997e7b in mainline

Timestamp:

2013-01-05T19:49:16Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

32c2c8f

Parents:

2a6e2358

Message:

libusbvirt: Add support for status requests

Location:

uspace/lib/usbvirt

Files:

• include/usbvirt/device.h (modified) (1 diff)
• src/stdreq.c (modified) (2 diffs)

uspace/lib/usbvirt/include/usbvirt/device.h

@@ -213 +213 @@
 /** Virtual USB device. */
 struct usbvirt_device {
+        /** Device does not require USB bus power */
+        bool self_powered;
+        /** Device is allowed to signal remote wakeup */
+        bool remote_wakeup;
         /** Name for debugging purposes. */
         const char *name;

uspace/lib/usbvirt/src/stdreq.c

@@ -189 +189 @@
 }
 
+static int req_get_dev_status(usbvirt_device_t *device,
+    const usb_device_request_setup_packet_t *setup_packet, uint8_t *data, size_t *act_size)
+{
+        if (setup_packet->length != 2)
+                return ESTALL;
+        data[0] = (device->self_powered ? 1 : 0) | (device->remote_wakeup ? 2 : 0);
+        data[1] = 0;
+        *act_size = 2;
+        return EOK;
+}
+static int req_get_iface_ep_status(usbvirt_device_t *device,
+    const usb_device_request_setup_packet_t *setup_packet, uint8_t *data, size_t *act_size)
+{
+        if (setup_packet->length != 2)
+                return ESTALL;
+        data[0] = 0;
+        data[1] = 0;
+        *act_size = 2;
+        return EOK;
+}
+
 /** Standard request handlers. */
 usbvirt_control_request_handler_t library_handlers[] = {
@@ -206 +227 @@
                 .callback = req_set_configuration
         },
+        {
+                STD_REQ_IN(USB_REQUEST_RECIPIENT_DEVICE, USB_DEVREQ_GET_STATUS),
+                .name = "GetDeviceStatus",
+                .callback = req_get_dev_status,
+        },
+        {
+                STD_REQ_IN(USB_REQUEST_RECIPIENT_INTERFACE, USB_DEVREQ_GET_STATUS),
+                .name = "GetInterfaceStatus",
+                .callback = req_get_iface_ep_status,
+        },
+        {
+                /* virtual EPs by default cannot be stalled */
+                STD_REQ_IN(USB_REQUEST_RECIPIENT_ENDPOINT, USB_DEVREQ_GET_STATUS),
+                .name = "GetEndpointStatus",
+                .callback = req_get_iface_ep_status,
+        },
         { .callback = NULL }
 };