projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 6b621f95 AP |
1 | /*****************************************************************************\r |
| 2 | * xenbus.h\r | |
| 3 | *\r | |
| 4 | * Xenbus protocol details.\r | |
| 5 | *\r | |
| 6f21d772 | 6 | * SPDX-License-Identifier: MIT\r |
| 6b621f95 AP |
7 | *\r |
| 8 | * Copyright (C) 2005 XenSource Ltd.\r | |
| 9 | */\r | |
| 10 | \r | |
| 11 | #ifndef _XEN_PUBLIC_IO_XENBUS_H\r | |
| 12 | #define _XEN_PUBLIC_IO_XENBUS_H\r | |
| 13 | \r | |
| 14 | /*\r | |
| 15 | * The state of either end of the Xenbus, i.e. the current communication\r | |
| 16 | * status of initialisation across the bus. States here imply nothing about\r | |
| 17 | * the state of the connection between the driver and the kernel's device\r | |
| 18 | * layers.\r | |
| 19 | */\r | |
| 20 | enum xenbus_state {\r | |
| 21 | XenbusStateUnknown = 0,\r | |
| 22 | \r | |
| 23 | XenbusStateInitialising = 1,\r | |
| 24 | \r | |
| 25 | /*\r | |
| 26 | * InitWait: Finished early initialisation but waiting for information\r | |
| 27 | * from the peer or hotplug scripts.\r | |
| 28 | */\r | |
| 29 | XenbusStateInitWait = 2,\r | |
| 30 | \r | |
| 31 | /*\r | |
| 32 | * Initialised: Waiting for a connection from the peer.\r | |
| 33 | */\r | |
| 34 | XenbusStateInitialised = 3,\r | |
| 35 | \r | |
| 36 | XenbusStateConnected = 4,\r | |
| 37 | \r | |
| 38 | /*\r | |
| 39 | * Closing: The device is being closed due to an error or an unplug event.\r | |
| 40 | */\r | |
| 41 | XenbusStateClosing = 5,\r | |
| 42 | \r | |
| 43 | XenbusStateClosed = 6,\r | |
| 44 | \r | |
| 45 | /*\r | |
| 46 | * Reconfiguring: The device is being reconfigured.\r | |
| 47 | */\r | |
| 48 | XenbusStateReconfiguring = 7,\r | |
| 49 | \r | |
| 50 | XenbusStateReconfigured = 8\r | |
| 51 | };\r | |
| 52 | typedef enum xenbus_state XenbusState;\r | |
| 53 | \r | |
| 54 | #endif /* _XEN_PUBLIC_IO_XENBUS_H */\r | |
| 55 | \r | |
| 56 | /*\r | |
| 57 | * Local variables:\r | |
| 58 | * mode: C\r | |
| 59 | * c-file-style: "BSD"\r | |
| 60 | * c-basic-offset: 4\r | |
| 61 | * tab-width: 4\r | |
| 62 | * indent-tabs-mode: nil\r | |
| 63 | * End:\r | |
| 64 | */\r |