Changeset 423e8c81 in mainline for uspace/drv/uhci-hcd/uhci.h

Timestamp:

2011-02-19T23:41:38Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

063ead6f, 41e645c, 62066b4

Parents:

374552ef (diff), fb78ae72 (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:

Use hardware interrupts instead of polling

NOTE: hw interrupt enabling is implemented in pciintel driver,
it's probably not done ddf-way, but it works and can be used by other drivers too.

File:

• uspace/drv/uhci-hcd/uhci.h (modified) (4 diffs)

uspace/drv/uhci-hcd/uhci.h

@@ -66 +66 @@
 
         uint16_t usbintr;
+#define UHCI_INTR_SHORT_PACKET (1 << 3)
+#define UHCI_INTR_COMPLETE (1 << 2)
+#define UHCI_INTR_RESUME (1 << 1)
+#define UHCI_INTR_CRC (1 << 0)
+
         uint16_t frnum;
         uint32_t flbaseadd;
@@ -81 +86 @@
         link_pointer_t *frame_list;
 
-        link_t batch_list;
-        fibril_mutex_t batch_list_mutex;
-
         transfer_list_t transfers_bulk_full;
         transfer_list_t transfers_control_full;
@@ -90 +92 @@
 
         transfer_list_t *transfers[2][4];
+
+        irq_code_t interrupt_code;
 
         fid_t cleaner;
@@ -98 +102 @@
 int uhci_init(uhci_t *instance, void *regs, size_t reg_size);
 
-int uhci_fini(uhci_t *device);
-
-int uhci_transfer(
-  uhci_t *instance,
-  device_t *dev,
-  usb_target_t target,
-  usb_transfer_type_t transfer_type,
-        bool toggle,
-  usb_packet_id pid,
-        bool low_speed,
-  void *buffer, size_t size,
-  usbhc_iface_transfer_out_callback_t callback_out,
-  usbhc_iface_transfer_in_callback_t callback_in,
-  void *arg );
+static inline void uhci_fini(uhci_t *instance) {};
 
 int uhci_schedule(uhci_t *instance, batch_t *batch);
 
+void uhci_interrupt(uhci_t *instance, uint16_t status);
+
 static inline uhci_t * dev_to_uhci(device_t *dev)
         { return (uhci_t*)dev->driver_data; }
+
 
 #endif