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Add FatFS library to the Webserver project, extend the HTTP server so that it now...
[pub/USBasp.git] / LUFA / Drivers / USB / LowLevel / Device.h
diff --git a/LUFA/Drivers/USB/LowLevel/Device.h b/LUFA/Drivers/USB/LowLevel/Device.h
index 3c2bb36..110adad 100644 (file)
--- a/LUFA/Drivers/USB/LowLevel/Device.h
+++ b/LUFA/Drivers/USB/LowLevel/Device.h
@@ -1,21 +1,21 @@
 /*\r
              LUFA Library\r
 /*\r
              LUFA Library\r
-     Copyright (C) Dean Camera, 2009.\r
+     Copyright (C) Dean Camera, 2010.\r
               \r
   dean [at] fourwalledcubicle [dot] com\r
       www.fourwalledcubicle.com\r
 */\r
 \r
 /*\r
               \r
   dean [at] fourwalledcubicle [dot] com\r
       www.fourwalledcubicle.com\r
 */\r
 \r
 /*\r
-  Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
 \r
 \r
-  Permission to use, copy, modify, and distribute this software\r
-  and its documentation for any purpose and without fee is hereby\r
-  granted, provided that the above copyright notice appear in all\r
-  copies and that both that the copyright notice and this\r
-  permission notice and warranty disclaimer appear in supporting\r
-  documentation, and that the name of the author not be used in\r
-  advertising or publicity pertaining to distribution of the\r
+  Permission to use, copy, modify, distribute, and sell this \r
+  software and its documentation for any purpose is hereby granted\r
+  without fee, provided that the above copyright notice appear in \r
+  all copies and that both that the copyright notice and this\r
+  permission notice and warranty disclaimer appear in supporting \r
+  documentation, and that the name of the author not be used in \r
+  advertising or publicity pertaining to distribution of the \r
   software without specific, written prior permission.\r
 \r
   The author disclaim all warranties with regard to this\r
   software without specific, written prior permission.\r
 \r
   The author disclaim all warranties with regard to this\r
@@ -48,10 +48,15 @@
                #include "../HighLevel/StdDescriptors.h"\r
                #include "Endpoint.h"\r
 \r
                #include "../HighLevel/StdDescriptors.h"\r
                #include "Endpoint.h"\r
 \r
+       /* Preprocessor Checks: */\r
+               #if (defined(USE_RAM_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS))\r
+                       #error USE_RAM_DESCRIPTORS and USE_EEPROM_DESCRIPTORS are mutually exclusive.\r
+               #endif\r
+                       \r
        /* Public Interface - May be used in end-application: */\r
                /* Macros: */\r
        /* Public Interface - May be used in end-application: */\r
                /* Macros: */\r
-                       #if defined(USB_FULL_CONTROLLER) || defined(USB_MODIFIED_FULL_CONTROLLER) || defined(__DOXYGEN__)\r
-                               /** Mask for the Options parameter of the USB_Init() function. This indicates that the\r
+                       #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR) || defined(__DOXYGEN__)\r
+                               /** Mask for the Options parameter of the \ref USB_Init() function. This indicates that the\r
                                 *  USB interface should be initialized in low speed (1.5Mb/s) mode.\r
                                 *\r
                                 *  \note Low Speed mode is not available on all USB AVR models.\r
                                 *  USB interface should be initialized in low speed (1.5Mb/s) mode.\r
                                 *\r
                                 *  \note Low Speed mode is not available on all USB AVR models.\r
@@ -67,7 +72,7 @@
                         */\r
                        #define USB_DEVICE_OPT_FULLSPEED               (0 << 0)\r
                        \r
                         */\r
                        #define USB_DEVICE_OPT_FULLSPEED               (0 << 0)\r
                        \r
-               /* Psuedo-Function Macros: */\r
+               /* Pseudo-Function Macros: */\r
                        #if defined(__DOXYGEN__)\r
                                /** Sends a Remote Wakeup request to the host. This signals to the host that the device should\r
                                 *  be taken out of suspended mode, and communications should resume.\r
                        #if defined(__DOXYGEN__)\r
                                /** Sends a Remote Wakeup request to the host. This signals to the host that the device should\r
                                 *  be taken out of suspended mode, and communications should resume.\r
@@ -78,62 +83,128 @@
                                 *  \note This macro should only be used if the device has indicated to the host that it\r
                                 *        supports the Remote Wakeup feature in the device descriptors, and should only be\r
                                 *        issued if the host is currently allowing remote wakeup events from the device (i.e.,\r
                                 *  \note This macro should only be used if the device has indicated to the host that it\r
                                 *        supports the Remote Wakeup feature in the device descriptors, and should only be\r
                                 *        issued if the host is currently allowing remote wakeup events from the device (i.e.,\r
-                                *        the USB_RemoteWakeupEnabled flag is set, see DevChapter9.h documentation).\r
+                                *        the \ref USB_RemoteWakeupEnabled flag is set). When the NO_DEVICE_REMOTE_WAKEUP compile\r
+                                *        time option is used, this macro is unavailable.\r
                                 *\r
                                 *\r
-                                *  \see StdDescriptors.h for more information on the RMWAKEUP feature and device descriptors.\r
+                                *  \see \ref Group_Descriptors for more information on the RMWAKEUP feature and device descriptors.\r
                                 */\r
                                static inline void USB_Device_SendRemoteWakeup(void);\r
                                \r
                                /** Indicates if a Remote Wakeup request is being sent to the host. This returns true if a\r
                                 *  remote wakeup is currently being sent, false otherwise.\r
                                 *\r
                                 */\r
                                static inline void USB_Device_SendRemoteWakeup(void);\r
                                \r
                                /** Indicates if a Remote Wakeup request is being sent to the host. This returns true if a\r
                                 *  remote wakeup is currently being sent, false otherwise.\r
                                 *\r
-                                *  This can be used in conjunction with the USB_Device_IsUSBSuspended() macro to determine if\r
+                                *  This can be used in conjunction with the \ref USB_Device_IsUSBSuspended() macro to determine if\r
                                 *  a sent RMWAKEUP request was accepted or rejected by the host.\r
                                 *\r
                                 *  \note This macro should only be used if the device has indicated to the host that it\r
                                 *  a sent RMWAKEUP request was accepted or rejected by the host.\r
                                 *\r
                                 *  \note This macro should only be used if the device has indicated to the host that it\r
-                                *        supports the Remote Wakeup feature in the device descriptors.\r
+                                *        supports the Remote Wakeup feature in the device descriptors. When the NO_DEVICE_REMOTE_WAKEUP\r
+                                *        compile time option is used, this macro is unavailable.\r
                                 *\r
                                 *\r
-                                *  \see StdDescriptors.h for more information on the RMWAKEUP feature and device descriptors.\r
+                                *  \see \ref Group_Descriptors for more information on the RMWAKEUP feature and device descriptors.\r
                                 *\r
                                 *  \return Boolean true if no Remote Wakeup request is currently being sent, false otherwise\r
                                 */\r
                                static inline bool USB_Device_IsRemoteWakeupSent(void);\r
                                \r
                                 *\r
                                 *  \return Boolean true if no Remote Wakeup request is currently being sent, false otherwise\r
                                 */\r
                                static inline bool USB_Device_IsRemoteWakeupSent(void);\r
                                \r
-                               /** Indicates if the device is currently suspended by the host. While suspended, the device is\r
-                                *  to enter a low power state until resumed by the host. While suspended no USB traffic to or\r
-                                *  from the device can occur (except for Remote Wakeup requests).\r
+                               /** Indicates if the device is currently suspended by the host. Whilst suspended, the device is\r
+                                *  to enter a low power state until resumed by the host. No USB traffic to or from the device\r
+                                *  can occur (except for Remote Wakeup requests) during suspension by the host.\r
                                 *\r
                                 *  \return Boolean true if the USB communications have been suspended by the host, false otherwise.\r
                                 */\r
                                static inline bool USB_Device_IsUSBSuspended(void);\r
                                 *\r
                                 *  \return Boolean true if the USB communications have been suspended by the host, false otherwise.\r
                                 */\r
                                static inline bool USB_Device_IsUSBSuspended(void);\r
+                               \r
+                               /** Enables the device mode Start Of Frame events. When enabled, this causes the\r
+                                *  \ref EVENT_USB_Device_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,\r
+                                *  at the start of each USB frame when enumerated in device mode.\r
+                                */\r
+                               static inline bool USB_Device_EnableSOFEvents(void);\r
+                               \r
+                               /** Disables the device mode Start Of Frame events. When disabled, this stop the firing of the\r
+                                *  \ref EVENT_USB_Device_StartOfFrame() event when enumerated in device mode.\r
+                                */\r
+                               static inline bool USB_Device_DisableSOFEvents(void);\r
                        #else\r
                        #else\r
-                               #define USB_Device_SendRemoteWakeup()   MACROS{ UDCON |= (1 << RMWKUP); }MACROE\r
-\r
-                               #define USB_Device_IsRemoteWakeupSent()       ((UDCON &  (1 << RMWKUP)) ? false : true)\r
+                               #if !defined(NO_DEVICE_REMOTE_WAKEUP)\r
+                                       #define USB_Device_SendRemoteWakeup()   MACROS{ UDCON |= (1 << RMWKUP); }MACROE\r
 \r
 \r
+                                       #define USB_Device_IsRemoteWakeupSent()       ((UDCON &  (1 << RMWKUP)) ? false : true)\r
+                               #endif\r
+                               \r
                                #define USB_Device_IsUSBSuspended()           ((UDINT &  (1 << SUSPI)) ? true : false)\r
                                #define USB_Device_IsUSBSuspended()           ((UDINT &  (1 << SUSPI)) ? true : false)\r
-                       #endif\r
+                               \r
+                               #define USB_Device_EnableSOFEvents()    MACROS{ USB_INT_Enable(USB_INT_SOFI); }MACROE\r
 \r
 \r
-               /* Enums: */\r
-                       /** Enum for the ErrorCode parameter of the USB_DeviceError event.\r
-                        *\r
-                        *  \see Events.h for more information on this event.\r
-                        */\r
-                       enum USB_Device_ErrorCodes_t\r
+                               #define USB_Device_DisableSOFEvents()   MACROS{ USB_INT_Disable(USB_INT_SOFI); }MACROE\r
+                       #endif\r
+                       \r
+               /* Type Defines: */\r
+                       enum USB_Device_States_t\r
                        {\r
                        {\r
-                               DEVICE_ERROR_GetDescriptorNotHooked        = 0, /**< Indicates that the GetDescriptor() method\r
-                                                                                *   has not been hooked by the user application.\r
-                                                                                *\r
-                                                                                *   \see StdDescriptors.h for more information on\r
-                                                                                *        the GetDescriptor() method.\r
-                                                                                */\r
+                               DEVICE_STATE_Unattached                   = 0, /**< Internally implemented by the library. This state indicates\r
+                                                                               *   that the device is not currently connected to a host.\r
+                                                                               */\r
+                               DEVICE_STATE_Powered                      = 1, /**< Internally implemented by the library. This state indicates\r
+                                                                               *   that the device is connected to a host, but enumeration has not\r
+                                                                               *   yet begun.\r
+                                                                               */\r
+                               DEVICE_STATE_Default                      = 2, /**< Internally implemented by the library. This state indicates\r
+                                                                               *   that the device's USB bus has been reset by the host and it is\r
+                                                                               *   now waiting for the host to begin the enumeration process.\r
+                                                                               */\r
+                               DEVICE_STATE_Addressed                    = 3, /**< Internally implemented by the library. This state indicates\r
+                                                                               *   that the device has been addressed by the USB Host, but is not\r
+                                                                               *   yet configured.\r
+                                                                               */\r
+                               DEVICE_STATE_Configured                   = 4, /**< May be implemented by the user project. This state indicates\r
+                                                                               *   that the device has been enumerated by the host and is ready\r
+                                                                               *   for USB communications to begin.\r
+                                                                               */\r
+                               DEVICE_STATE_Suspended                    = 5, /**< May be implemented by the user project. This state indicates\r
+                                                                               *   that the USB bus has been suspended by the host, and the device\r
+                                                                               *   should power down to a minimal power level until the bus is\r
+                                                                               *   resumed.\r
+                                                                               */\r
                        };\r
                        };\r
+                       \r
+               /* Function Prototypes: */\r
+                       /** Function to retrieve a given descriptor's size and memory location from the given descriptor type value,\r
+                        *  index and language ID. This function MUST be overridden in the user application (added with full, identical  \r
+                        *  prototype and name so that the library can call it to retrieve descriptor data.\r
+                        *\r
+                        *  \param[in] wValue  The type of the descriptor to retrieve in the upper byte, and the index in the \r
+                        *                     lower byte (when more than one descriptor of the given type exists, such as the\r
+                        *                     case of string descriptors). The type may be one of the standard types defined\r
+                        *                     in the DescriptorTypes_t enum, or may be a class-specific descriptor type value.\r
+                        *  \param[in] wIndex  The language ID of the string to return if the wValue type indicates DTYPE_String,\r
+                        *                     otherwise zero for standard descriptors, or as defined in a class-specific\r
+                        *                     standards.\r
+                        *  \param[out] DescriptorAddress  Pointer to the descriptor in memory. This should be set by the routine to\r
+                        *                                 the address of the descriptor.\r
+                        *  \param[out] MemoryAddressSpace A value from the \ref USB_DescriptorMemorySpaces_t enum to indicate the memory\r
+                        *                                 space in which the descriptor is stored. This parameter does not exist when one\r
+                        *                                 of the USE_*_DESCRIPTORS compile time options is used.\r
+                        *\r
+                        *  \note By default, the library expects all descriptors to be located in flash memory via the PROGMEM attribute.\r
+                        *        If descriptors should be located in RAM or EEPROM instead (to speed up access in the case of RAM, or to\r
+                        *        allow the descriptors to be changed dynamically at runtime) either the USE_RAM_DESCRIPTORS or the \r
+                        *        USE_EEPROM_DESCRIPTORS tokens may be defined in the project makefile and passed to the compiler by the -D\r
+                        *        switch.\r
+                        *\r
+                        *  \return Size in bytes of the descriptor if it exists, zero or \ref NO_DESCRIPTOR otherwise\r
+                        */\r
+                       uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex, void** const DescriptorAddress\r
+                       #if !defined(USE_FLASH_DESCRIPTORS) && !defined(USE_EEPROM_DESCRIPTORS) && !defined(USE_RAM_DESCRIPTORS)\r
+                                                           , uint8_t* MemoryAddressSpace\r
+                       #endif                  \r
+                                                           )\r
+                                                                                   ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);\r
 \r
        /* Private Interface - For use in library only: */\r
        #if !defined(__DOXYGEN__)\r
                /* Macros: */           \r
                        #define USB_Device_SetLowSpeed()        MACROS{ UDCON |=  (1 << LSM);   }MACROE\r
 \r
        /* Private Interface - For use in library only: */\r
        #if !defined(__DOXYGEN__)\r
                /* Macros: */           \r
                        #define USB_Device_SetLowSpeed()        MACROS{ UDCON |=  (1 << LSM);   }MACROE\r
-                       #define USB_Device_SetHighSpeed()       MACROS{ UDCON &= ~(1 << LSM);   }MACROE\r
+                       #define USB_Device_SetFullSpeed()       MACROS{ UDCON &= ~(1 << LSM);   }MACROE\r
        #endif\r
 \r
 #endif\r
        #endif\r
 \r
 #endif\r
USB isp AVR programmer