Changeset 07c08ea in mainline for uspace/drv/bus/usb/xhci/rh.h

Timestamp:

2017-08-20T13:22:44Z (7 years ago)

Author:

Petr Manek <petr.manek@…>

Branches:

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

Children:

60ac352

Parents:

d32d51d

Message:

Basic virtual implementation for the root hub.

File:

• uspace/drv/bus/usb/xhci/rh.h (modified) (2 diffs)

uspace/drv/bus/usb/xhci/rh.h

@@ -40 +40 @@
 #include <usbvirt/virthub_base.h>
 
+enum {
+        XHCI_MAX_PORTS = 255,
+};
+
 /* XHCI root hub instance */
 typedef struct {
         /** Virtual hub instance */
         virthub_base_t base;
+        /** USB hub descriptor describing the XHCI root hub */
+        struct {
+                usb_hub_descriptor_header_t header;
+                uint8_t rempow[STATUS_BYTES(XHCI_MAX_PORTS) * 2];
+        } __attribute__((packed)) hub_descriptor;
+        /** Interrupt transfer waiting for an actual interrupt to occur */
+        usb_transfer_batch_t *unfinished_interrupt_transfer;
 } xhci_rh_t;
 
@@ -52 +63 @@
 int xhci_reset_hub_port(xhci_hc_t *, uint8_t);
 int xhci_rh_schedule(xhci_rh_t *, usb_transfer_batch_t *);
+int xhci_rh_interrupt(xhci_rh_t *);
 
 #endif