console: vga_hw_screen_dump_ptr: take Error argument

[mirror_qemu.git] / hw / usb.h

diff --git a/hw/usb.h b/hw/usb.h
index a80fe8f7f7a697c86212f5c2adaf3143f8101691..b8fceec8951446ab8543ad9433c7f1b0f5057c91 100644 (file)
--- a/hw/usb.h
+++ b/hw/usb.h
@@ -25,7 +25,6 @@
  * THE SOFTWARE.
  */
 
-#include "block.h"
 #include "qdev.h"
 #include "qemu-queue.h"
 
@@ -39,11 +38,12 @@
 #define USB_TOKEN_IN    0x69 /* device -> host */
 #define USB_TOKEN_OUT   0xe1 /* host -> device */
 
-#define USB_RET_NODEV  (-1)
-#define USB_RET_NAK    (-2)
-#define USB_RET_STALL  (-3)
-#define USB_RET_BABBLE (-4)
-#define USB_RET_ASYNC  (-5)
+#define USB_RET_NODEV   (-1)
+#define USB_RET_NAK     (-2)
+#define USB_RET_STALL   (-3)
+#define USB_RET_BABBLE  (-4)
+#define USB_RET_IOERROR (-5)
+#define USB_RET_ASYNC   (-6)
 
 #define USB_SPEED_LOW   0
 #define USB_SPEED_FULL  1
@@ -144,6 +144,8 @@
 #define USB_ENDPOINT_XFER_INT          3
 #define USB_ENDPOINT_XFER_INVALID     255
 
+#define USB_INTERFACE_INVALID         255
+
 typedef struct USBBus USBBus;
 typedef struct USBBusOps USBBusOps;
 typedef struct USBPort USBPort;
@@ -176,7 +178,14 @@ struct USBEndpoint {
     uint8_t type;
     uint8_t ifnum;
     int max_packet_size;
+    bool pipeline;
+    bool halted;
     USBDevice *dev;
+    QTAILQ_HEAD(, USBPacket) queue;
+};
+
+enum USBDeviceFlags {
+    USB_DEV_FLAG_FULL_PATH,
 };
 
 /* definition of a USB device */
@@ -185,6 +194,7 @@ struct USBDevice {
     USBPort *port;
     char *port_path;
     void *opaque;
+    uint32_t flags;
 
     /* Actual connected speed */
     int speed;
@@ -309,37 +319,44 @@ struct USBPort {
 
 typedef void USBCallback(USBPacket * packet, void *opaque);
 
-/* Structure used to hold information about an active USB packet.  */
 typedef enum USBPacketState {
     USB_PACKET_UNDEFINED = 0,
     USB_PACKET_SETUP,
+    USB_PACKET_QUEUED,
     USB_PACKET_ASYNC,
     USB_PACKET_COMPLETE,
     USB_PACKET_CANCELED,
 } USBPacketState;
 
+/* Structure used to hold information about an active USB packet.  */
 struct USBPacket {
     /* Data fields for use by the driver.  */
     int pid;
+    uint64_t id;
     USBEndpoint *ep;
     QEMUIOVector iov;
+    uint64_t parameter; /* control transfers */
     int result; /* transfer length or USB_RET_* status code */
     /* Internal use by the USB layer.  */
     USBPacketState state;
+    QTAILQ_ENTRY(USBPacket) queue;
 };
 
 void usb_packet_init(USBPacket *p);
-void usb_packet_setup(USBPacket *p, int pid, USBEndpoint *ep);
+void usb_packet_set_state(USBPacket *p, USBPacketState state);
+void usb_packet_check_state(USBPacket *p, USBPacketState expected);
+void usb_packet_setup(USBPacket *p, int pid, USBEndpoint *ep, uint64_t id);
 void usb_packet_addbuf(USBPacket *p, void *ptr, size_t len);
 int usb_packet_map(USBPacket *p, QEMUSGList *sgl);
-void usb_packet_unmap(USBPacket *p);
+void usb_packet_unmap(USBPacket *p, QEMUSGList *sgl);
 void usb_packet_copy(USBPacket *p, void *ptr, size_t bytes);
 void usb_packet_skip(USBPacket *p, size_t bytes);
 void usb_packet_cleanup(USBPacket *p);
 
 static inline bool usb_packet_is_inflight(USBPacket *p)
 {
-    return p->state == USB_PACKET_ASYNC;
+    return (p->state == USB_PACKET_QUEUED ||
+            p->state == USB_PACKET_ASYNC);
 }
 
 USBDevice *usb_find_device(USBPort *port, uint8_t addr);
@@ -349,6 +366,7 @@ void usb_packet_complete(USBDevice *dev, USBPacket *p);
 void usb_cancel_packet(USBPacket * p);
 
 void usb_ep_init(USBDevice *dev);
+void usb_ep_reset(USBDevice *dev);
 void usb_ep_dump(USBDevice *dev);
 struct USBEndpoint *usb_ep_get(USBDevice *dev, int pid, int ep);
 uint8_t usb_ep_get_type(USBDevice *dev, int pid, int ep);
@@ -358,22 +376,23 @@ void usb_ep_set_ifnum(USBDevice *dev, int pid, int ep, uint8_t ifnum);
 void usb_ep_set_max_packet_size(USBDevice *dev, int pid, int ep,
                                 uint16_t raw);
 int usb_ep_get_max_packet_size(USBDevice *dev, int pid, int ep);
+void usb_ep_set_pipeline(USBDevice *dev, int pid, int ep, bool enabled);
 
 void usb_attach(USBPort *port);
 void usb_detach(USBPort *port);
 void usb_port_reset(USBPort *port);
 void usb_device_reset(USBDevice *dev);
-void usb_wakeup(USBDevice *dev);
+void usb_wakeup(USBEndpoint *ep);
 void usb_generic_async_ctrl_complete(USBDevice *s, USBPacket *p);
 int set_usb_string(uint8_t *buf, const char *str);
 
 /* usb-linux.c */
-USBDevice *usb_host_device_open(const char *devname);
+USBDevice *usb_host_device_open(USBBus *bus, const char *devname);
 int usb_host_device_close(const char *devname);
 void usb_host_info(Monitor *mon);
 
 /* usb-bt.c */
-USBDevice *usb_bt_init(HCIInfo *hci);
+USBDevice *usb_bt_init(USBBus *bus, HCIInfo *hci);
 
 /* usb ports of the VM */
 
@@ -406,6 +425,9 @@ void musb_set_size(MUSBState *s, int epnum, int size, int is_tx);
 
 /* usb-bus.c */
 
+#define TYPE_USB_BUS "usb-bus"
+#define USB_BUS(obj) OBJECT_CHECK(USBBus, (obj), TYPE_USB_BUS)
+
 struct USBBus {
     BusState qbus;
     USBBusOps *ops;
@@ -420,12 +442,14 @@ struct USBBus {
 struct USBBusOps {
     int (*register_companion)(USBBus *bus, USBPort *ports[],
                               uint32_t portcount, uint32_t firstport);
+    void (*wakeup_endpoint)(USBBus *bus, USBEndpoint *ep);
 };
 
 void usb_bus_new(USBBus *bus, USBBusOps *ops, DeviceState *host);
 USBBus *usb_bus_find(int busnr);
 void usb_legacy_register(const char *typename, const char *usbdevice_name,
-                         USBDevice *(*usbdevice_init)(const char *params));
+                         USBDevice *(*usbdevice_init)(USBBus *bus,
+                                                      const char *params));
 USBDevice *usb_create(USBBus *bus, const char *name);
 USBDevice *usb_create_simple(USBBus *bus, const char *name);
 USBDevice *usbdevice_create(const char *cmdline);