X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/cad5e9ffca70f4f5d3b486049088fd77dfa8f0ca..77a9df36a77d2523dd2bc24fa17f9f04c6c175c5:/LUFA/Drivers/USB/Core/Host.h diff --git a/LUFA/Drivers/USB/Core/Host.h b/LUFA/Drivers/USB/Core/Host.h index 32c27ce22..6bd7fab20 100644 --- a/LUFA/Drivers/USB/Core/Host.h +++ b/LUFA/Drivers/USB/Core/Host.h @@ -51,11 +51,11 @@ /* Includes: */ #include "../../../Common/Common.h" + #include "USBMode.h" - #if (ARCH == ARCH_AVR8) - #include "AVR8/Host.h" - #elif (ARCH == ARCH_UC3B) - #include "UC3B/Host.h" + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { #endif /* Preprocessor Checks: */ @@ -63,6 +63,76 @@ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead. #endif + /* Public Interface - May be used in end-application: */ + /* Enums: */ + /** Enum for the various states of the USB Host state machine. + * + * For information on each possible USB host state, refer to the USB 2.0 specification. + * Several of the USB host states are broken up further into multiple smaller sub-states, + * so that they can be internally implemented inside the library in an efficient manner. + * + * \see \ref USB_HostState, which stores the current host state machine state. + */ + enum USB_Host_States_t + { + HOST_STATE_WaitForDevice = 0, /**< This state indicates that the stack is waiting for an interval + * to elapse before continuing with the next step of the device + * enumeration process. + */ + HOST_STATE_Unattached = 1, /**< This state indicates that the host state machine is waiting for + * a device to be attached so that it can start the enumeration process. + */ + HOST_STATE_Powered = 2, /**< This state indicates that a device has been attached, and the + * library's internals are being configured to begin the enumeration + * process. + */ + HOST_STATE_Powered_WaitForDeviceSettle = 3, /**< This state indicates that the stack is waiting for the initial + * settling period to elapse before beginning the enumeration process. + */ + HOST_STATE_Powered_WaitForConnect = 4, /**< This state indicates that the stack is waiting for a connection event + * from the USB controller to indicate a valid USB device has been attached + * to the bus and is ready to be enumerated. + */ + HOST_STATE_Powered_DoReset = 5, /**< This state indicates that a valid USB device has been attached, and that + * it will now be reset to ensure it is ready for enumeration. + */ + HOST_STATE_Powered_ConfigPipe = 6, /**< This state indicates that the attached device is currently powered and + * reset, and that the control pipe is now being configured by the stack. + */ + HOST_STATE_Default = 7, /**< This state indicates that the stack is currently retrieving the control + * endpoint's size from the device, so that the control pipe can be altered + * to match. + */ + HOST_STATE_Default_PostReset = 8, /**< This state indicates that the control pipe is being reconfigured to match + * the retrieved control endpoint size from the device, and the device's USB + * bus address is being set. + */ + HOST_STATE_Default_PostAddressSet = 9, /**< This state indicates that the device's address has now been set, and the + * stack is has now completed the device enumeration process. This state causes + * the stack to change the current USB device address to that set for the + * connected device, before progressing to the \ref HOST_STATE_Addressed state + * ready for use in the user application. + */ + HOST_STATE_Addressed = 10, /**< Indicates that the device has been enumerated and addressed, and is now waiting + * for the user application to configure the device ready for use. + */ + HOST_STATE_Configured = 11, /**< Indicates that the device has been configured into a valid device configuration, + * ready for general use by the user application. + */ + }; + + /* Architecture Includes: */ + #if (ARCH == ARCH_AVR8) + #include "AVR8/Host_AVR8.h" + #elif (ARCH == ARCH_UC3) + #include "UC3/Host_UC3.h" + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + #endif /** @} */