Changeset 54b141a in mainline for uspace/lib/drv

Timestamp:

2010-12-04T17:01:24Z (15 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

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

Children:

e28d228

Parents:

2cb6571 (diff), ad104e0 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge with vojtechhorky/

Location:

uspace/lib/drv

Files:

• generic/remote_usbhc.c (modified) (3 diffs)
• include/usbhc_iface.h (modified) (2 diffs)

uspace/lib/drv/generic/remote_usbhc.c

@@ -52 +52 @@
 static void remote_usbhc_control_read_data(device_t *, void *, ipc_callid_t, ipc_call_t *);
 static void remote_usbhc_control_read_status(device_t *, void *, ipc_callid_t, ipc_call_t *);
+static void remote_usbhc_reserve_default_address(device_t *, void *, ipc_callid_t, ipc_call_t *);
+static void remote_usbhc_release_default_address(device_t *, void *, ipc_callid_t, ipc_call_t *);
+static void remote_usbhc_request_address(device_t *, void *, ipc_callid_t, ipc_call_t *);
+static void remote_usbhc_release_address(device_t *, void *, ipc_callid_t, ipc_call_t *);
 //static void remote_usbhc(device_t *, void *, ipc_callid_t, ipc_call_t *);
 
@@ -57 +61 @@
 static remote_iface_func_ptr_t remote_usbhc_iface_ops [] = {
         remote_usbhc_get_address,
+
         remote_usbhc_get_buffer,
+
+        remote_usbhc_reserve_default_address,
+        remote_usbhc_release_default_address,
+
+        remote_usbhc_request_address,
+        remote_usbhc_release_address,
+
         remote_usbhc_interrupt_out,
         remote_usbhc_interrupt_in,
+
         remote_usbhc_control_write_setup,
         remote_usbhc_control_write_data,
         remote_usbhc_control_write_status,
+
         remote_usbhc_control_read_setup,
         remote_usbhc_control_read_data,
@@ -134 +148 @@
         free(trans->buffer);
         free(trans);
+}
+
+void remote_usbhc_reserve_default_address(device_t *device, void *iface,
+    ipc_callid_t callid, ipc_call_t *call)
+{
+        usbhc_iface_t *usb_iface = (usbhc_iface_t *) iface;
+
+        if (!usb_iface->reserve_default_address) {
+                ipc_answer_0(callid, ENOTSUP);
+                return;
+        }
+
+        int rc = usb_iface->reserve_default_address(device);
+
+        ipc_answer_0(callid, rc);
+}
+
+void remote_usbhc_release_default_address(device_t *device, void *iface,
+    ipc_callid_t callid, ipc_call_t *call)
+{
+        usbhc_iface_t *usb_iface = (usbhc_iface_t *) iface;
+
+        if (!usb_iface->release_default_address) {
+                ipc_answer_0(callid, ENOTSUP);
+                return;
+        }
+
+        int rc = usb_iface->release_default_address(device);
+
+        ipc_answer_0(callid, rc);
+}
+
+void remote_usbhc_request_address(device_t *device, void *iface,
+    ipc_callid_t callid, ipc_call_t *call)
+{
+        usbhc_iface_t *usb_iface = (usbhc_iface_t *) iface;
+
+        if (!usb_iface->request_address) {
+                ipc_answer_0(callid, ENOTSUP);
+                return;
+        }
+
+        usb_address_t address;
+        int rc = usb_iface->request_address(device, &address);
+        if (rc != EOK) {
+                ipc_answer_0(callid, rc);
+        } else {
+                ipc_answer_1(callid, EOK, (ipcarg_t) address);
+        }
+}
+
+void remote_usbhc_release_address(device_t *device, void *iface,
+    ipc_callid_t callid, ipc_call_t *call)
+{
+        usbhc_iface_t *usb_iface = (usbhc_iface_t *) iface;
+
+        if (!usb_iface->release_address) {
+                ipc_answer_0(callid, ENOTSUP);
+                return;
+        }
+
+        usb_address_t address = (usb_address_t) IPC_GET_ARG1(*call);
+
+        int rc = usb_iface->release_address(device, address);
+
+        ipc_answer_0(callid, rc);
 }
 

uspace/lib/drv/include/usbhc_iface.h

@@ -111 +111 @@
 
 
+        /** Reserve usage of default address.
+         * This call informs the host controller that the caller will be
+         * using default USB address. It is duty of the HC driver to ensure
+         * that only single entity will have it reserved.
+         * The address is returned via IPC_M_USBHC_RELEASE_DEFAULT_ADDRESS.
+         * The caller can start using the address after receiving EOK
+         * answer.
+         */
+        IPC_M_USBHC_RESERVE_DEFAULT_ADDRESS,
+
+        /** Release usage of default address.
+         * @see IPC_M_USBHC_RESERVE_DEFAULT_ADDRESS
+         */
+        IPC_M_USBHC_RELEASE_DEFAULT_ADDRESS,
+
+        /** Asks for address assignment by host controller.
+         * Answer:
+         * - ELIMIT - host controller run out of address
+         * - EOK - address assigned
+         * Answer arguments:
+         * - assigned address
+         *
+         * The address must be released by via IPC_M_USBHC_RELEASE_ADDRESS.
+         */
+        IPC_M_USBHC_REQUEST_ADDRESS,
+
+        /** Release address in use.
+         * Arguments:
+         * - address to be released
+         * Answer:
+         * - ENOENT - address not in use
+         * - EPERM - trying to release default USB address
+         */
+        IPC_M_USBHC_RELEASE_ADDRESS,
+
+
         /** Send interrupt data to device.
          * See explanation at usb_iface_funcs_t (OUT transaction).
@@ -183 +219 @@
 typedef struct {
         int (*tell_address)(device_t *, devman_handle_t, usb_address_t *);
+
+        int (*reserve_default_address)(device_t *);
+        int (*release_default_address)(device_t *);
+        int (*request_address)(device_t *, usb_address_t *);
+        int (*release_address)(device_t *, usb_address_t);
 
         usbhc_iface_transfer_out_t interrupt_out;