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Oops - fix broken SPI driver due to missing bit inversion on a port mask.
[pub/USBasp.git] / LUFA / Drivers / USB / LowLevel / Endpoint.c
diff --git a/LUFA/Drivers/USB/LowLevel/Endpoint.c b/LUFA/Drivers/USB/LowLevel/Endpoint.c
index c704ac7..c0e6392 100644 (file)
--- a/LUFA/Drivers/USB/LowLevel/Endpoint.c
+++ b/LUFA/Drivers/USB/LowLevel/Endpoint.c
@@ -1,7 +1,7 @@
 /*
              LUFA Library
      Copyright (C) Dean Camera, 2010.
 /*
              LUFA Library
      Copyright (C) Dean Camera, 2010.
-              
+
   dean [at] fourwalledcubicle [dot] com
       www.fourwalledcubicle.com
 */
   dean [at] fourwalledcubicle [dot] com
       www.fourwalledcubicle.com
 */
@@ -9,13 +9,13 @@
 /*
   Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
 /*
   Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
-  Permission to use, copy, modify, distribute, and sell this 
+  Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
   software and its documentation for any purpose is hereby granted
-  without fee, provided that the above copyright notice appear in 
+  without fee, provided that the above copyright notice appear in
   all copies and that both that the copyright notice and this
   all copies and that both that the copyright notice and this
-  permission notice and warranty disclaimer appear in supporting 
-  documentation, and that the name of the author not be used in 
-  advertising or publicity pertaining to distribution of the 
+  permission notice and warranty disclaimer appear in supporting
+  documentation, and that the name of the author not be used in
+  advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
   The author disclaim all warranties with regard to this
   software without specific, written prior permission.
 
   The author disclaim all warranties with regard to this
@@ -33,25 +33,20 @@
 
 #if defined(USB_CAN_BE_DEVICE)
 
 
 #if defined(USB_CAN_BE_DEVICE)
 
-#define  __INCLUDE_FROM_ENDPOINT_C
 #include "Endpoint.h"
 
 #if !defined(FIXED_CONTROL_ENDPOINT_SIZE)
 uint8_t USB_ControlEndpointSize = ENDPOINT_CONTROLEP_DEFAULT_SIZE;
 #endif
 
 #include "Endpoint.h"
 
 #if !defined(FIXED_CONTROL_ENDPOINT_SIZE)
 uint8_t USB_ControlEndpointSize = ENDPOINT_CONTROLEP_DEFAULT_SIZE;
 #endif
 
-uint8_t Endpoint_BytesToEPSizeMaskDynamic(const uint16_t Size)
-{
-       return Endpoint_BytesToEPSizeMask(Size);
-}
-
-bool Endpoint_ConfigureEndpoint_Prv(const uint8_t Number, const uint8_t UECFG0XData, const uint8_t UECFG1XData)
+bool Endpoint_ConfigureEndpoint_Prv(const uint8_t Number,
+                                    const uint8_t UECFG0XData,
+                                    const uint8_t UECFG1XData)
 {
        Endpoint_SelectEndpoint(Number);
        Endpoint_EnableEndpoint();
 
        UECFG1X = 0;
 {
        Endpoint_SelectEndpoint(Number);
        Endpoint_EnableEndpoint();
 
        UECFG1X = 0;
-
        UECFG0X = UECFG0XData;
        UECFG1X = UECFG1XData;
 
        UECFG0X = UECFG0XData;
        UECFG1X = UECFG1XData;
 
@@ -64,10 +59,10 @@ void Endpoint_ClearEndpoints(void)
 
        for (uint8_t EPNum = 0; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
        {
 
        for (uint8_t EPNum = 0; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
        {
-               Endpoint_SelectEndpoint(EPNum); 
-               UEIENX = 0;
-               UEINTX = 0;
-               Endpoint_DeallocateMemory();
+               Endpoint_SelectEndpoint(EPNum);
+               UEIENX  = 0;
+               UEINTX  = 0;
+               UECFG1X = 0;
                Endpoint_DisableEndpoint();
        }
 }
                Endpoint_DisableEndpoint();
        }
 }
@@ -91,7 +86,7 @@ void Endpoint_ClearStatusStage(void)
                        if (USB_DeviceState == DEVICE_STATE_Unattached)
                          return;
                }
                        if (USB_DeviceState == DEVICE_STATE_Unattached)
                          return;
                }
-               
+
                Endpoint_ClearIN();
        }
 }
                Endpoint_ClearIN();
        }
 }
@@ -100,11 +95,13 @@ void Endpoint_ClearStatusStage(void)
 uint8_t Endpoint_WaitUntilReady(void)
 {
        #if (USB_STREAM_TIMEOUT_MS < 0xFF)
 uint8_t Endpoint_WaitUntilReady(void)
 {
        #if (USB_STREAM_TIMEOUT_MS < 0xFF)
-       uint8_t  TimeoutMSRem = USB_STREAM_TIMEOUT_MS;  
+       uint8_t  TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
        #else
        uint16_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
        #endif
 
        #else
        uint16_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
        #endif
 
+       uint16_t PreviousFrameNumber = USB_Device_GetFrameNumber();
+
        for (;;)
        {
                if (Endpoint_GetEndpointDirection() == ENDPOINT_DIR_IN)
        for (;;)
        {
                if (Endpoint_GetEndpointDirection() == ENDPOINT_DIR_IN)
@@ -115,224 +112,30 @@ uint8_t Endpoint_WaitUntilReady(void)
                else
                {
                        if (Endpoint_IsOUTReceived())
                else
                {
                        if (Endpoint_IsOUTReceived())
-                         return ENDPOINT_READYWAIT_NoError;            
+                         return ENDPOINT_READYWAIT_NoError;
                }
                }
-               
-               if (USB_DeviceState == DEVICE_STATE_Unattached)
+
+               uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+               if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
                  return ENDPOINT_READYWAIT_DeviceDisconnected;
                  return ENDPOINT_READYWAIT_DeviceDisconnected;
-               else if (USB_DeviceState == DEVICE_STATE_Suspended)
+               else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
                  return ENDPOINT_READYWAIT_BusSuspended;
                else if (Endpoint_IsStalled())
                  return ENDPOINT_READYWAIT_EndpointStalled;
                  return ENDPOINT_READYWAIT_BusSuspended;
                else if (Endpoint_IsStalled())
                  return ENDPOINT_READYWAIT_EndpointStalled;
-                         
-               if (USB_INT_HasOccurred(USB_INT_SOFI))
+
+               uint16_t CurrentFrameNumber = USB_Device_GetFrameNumber();
+
+               if (CurrentFrameNumber != PreviousFrameNumber)
                {
                {
-                       USB_INT_Clear(USB_INT_SOFI);
+                       PreviousFrameNumber = CurrentFrameNumber;
 
                        if (!(TimeoutMSRem--))
                          return ENDPOINT_READYWAIT_Timeout;
                }
        }
 }
 
                        if (!(TimeoutMSRem--))
                          return ENDPOINT_READYWAIT_Timeout;
                }
        }
 }
-
-uint8_t Endpoint_Discard_Stream(uint16_t Length
-#if !defined(NO_STREAM_CALLBACKS)
-                                , StreamCallbackPtr_t Callback
 #endif
 #endif
-                                                               )
-{
-       uint8_t  ErrorCode;
-       
-       if ((ErrorCode = Endpoint_WaitUntilReady()))
-         return ErrorCode;
-
-       #if defined(FAST_STREAM_TRANSFERS)
-       uint8_t BytesRemToAlignment = (Endpoint_BytesInEndpoint() & 0x07);
-
-       if (Length >= 8)
-       {
-               Length -= BytesRemToAlignment;
-
-               switch (BytesRemToAlignment)
-               {
-                       default:
-                               do
-                               {
-                                       if (!(Endpoint_IsReadWriteAllowed()))
-                                       {
-                                               Endpoint_ClearOUT();
-
-                                               #if !defined(NO_STREAM_CALLBACKS)
-                                               if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
-                                                 return ENDPOINT_RWSTREAM_CallbackAborted;
-                                               #endif
-
-                                               if ((ErrorCode = Endpoint_WaitUntilReady()))
-                                                 return ErrorCode;
-                                       }
-
-                                       Length -= 8;
-                                       
-                                       Endpoint_Discard_Byte();
-                       case 7: Endpoint_Discard_Byte();
-                       case 6: Endpoint_Discard_Byte();
-                       case 5: Endpoint_Discard_Byte();
-                       case 4: Endpoint_Discard_Byte();
-                       case 3: Endpoint_Discard_Byte();
-                       case 2: Endpoint_Discard_Byte();
-                       case 1: Endpoint_Discard_Byte();
-                               } while (Length >= 8);  
-               }
-       }
-       #endif
-
-       while (Length)
-       {
-               if (!(Endpoint_IsReadWriteAllowed()))
-               {
-                       Endpoint_ClearOUT();
-
-                       #if !defined(NO_STREAM_CALLBACKS)
-                       if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
-                         return ENDPOINT_RWSTREAM_CallbackAborted;
-                       #endif
-
-                       if ((ErrorCode = Endpoint_WaitUntilReady()))
-                         return ErrorCode;
-               }
-               else
-               {
-                       Endpoint_Discard_Byte();
-                       Length--;
-               }
-       }
-       
-       return ENDPOINT_RWSTREAM_NoError;
-}
-
-/* The following abuses the C preprocessor in order to copy-past common code with slight alterations,
- * so that the code needs to be written once. It is a crude form of templating to reduce code maintenance. */
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_Stream_LE
-#define  TEMPLATE_BUFFER_TYPE                      const void*
-#define  TEMPLATE_CLEAR_ENDPOINT()                 Endpoint_ClearIN()
-#define  TEMPLATE_BUFFER_OFFSET(Length)            0
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(*((uint8_t*)BufferPtr++))
-#include "Template/Template_Endpoint_RW.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_PStream_LE
-#define  TEMPLATE_BUFFER_TYPE                      const void*
-#define  TEMPLATE_CLEAR_ENDPOINT()                 Endpoint_ClearIN()
-#define  TEMPLATE_BUFFER_OFFSET(Length)            0
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr++))
-#include "Template/Template_Endpoint_RW.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_EStream_LE
-#define  TEMPLATE_BUFFER_TYPE                      const void*
-#define  TEMPLATE_CLEAR_ENDPOINT()                 Endpoint_ClearIN()
-#define  TEMPLATE_BUFFER_OFFSET(Length)            0
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr++))
-#include "Template/Template_Endpoint_RW.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_Stream_BE
-#define  TEMPLATE_BUFFER_TYPE                      const void*
-#define  TEMPLATE_CLEAR_ENDPOINT()                 Endpoint_ClearIN()
-#define  TEMPLATE_BUFFER_OFFSET(Length)            (Length - 1)
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(*((uint8_t*)BufferPtr--))
-#include "Template/Template_Endpoint_RW.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_EStream_BE
-#define  TEMPLATE_BUFFER_TYPE                      const void*
-#define  TEMPLATE_CLEAR_ENDPOINT()                 Endpoint_ClearIN()
-#define  TEMPLATE_BUFFER_OFFSET(Length)            (Length - 1)
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr--))
-#include "Template/Template_Endpoint_RW.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_PStream_BE
-#define  TEMPLATE_BUFFER_TYPE                      const void*
-#define  TEMPLATE_CLEAR_ENDPOINT()                 Endpoint_ClearIN()
-#define  TEMPLATE_BUFFER_OFFSET(Length)            (Length - 1)
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr--))
-#include "Template/Template_Endpoint_RW.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Read_Stream_LE
-#define  TEMPLATE_BUFFER_TYPE                      void*
-#define  TEMPLATE_CLEAR_ENDPOINT()                 Endpoint_ClearOUT()
-#define  TEMPLATE_BUFFER_OFFSET(Length)            0
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         *((uint8_t*)BufferPtr++) = Endpoint_Read_Byte()
-#include "Template/Template_Endpoint_RW.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Read_EStream_LE
-#define  TEMPLATE_BUFFER_TYPE                      void*
-#define  TEMPLATE_CLEAR_ENDPOINT()                 Endpoint_ClearOUT()
-#define  TEMPLATE_BUFFER_OFFSET(Length)            0
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         eeprom_write_byte((uint8_t*)BufferPtr++, Endpoint_Read_Byte())
-#include "Template/Template_Endpoint_RW.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Read_Stream_BE
-#define  TEMPLATE_BUFFER_TYPE                      void*
-#define  TEMPLATE_CLEAR_ENDPOINT()                 Endpoint_ClearOUT()
-#define  TEMPLATE_BUFFER_OFFSET(Length)            (Length - 1)
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         *((uint8_t*)BufferPtr--) = Endpoint_Read_Byte()
-#include "Template/Template_Endpoint_RW.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Read_EStream_BE
-#define  TEMPLATE_BUFFER_TYPE                      void*
-#define  TEMPLATE_CLEAR_ENDPOINT()                 Endpoint_ClearOUT()
-#define  TEMPLATE_BUFFER_OFFSET(Length)            (Length - 1)
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         eeprom_write_byte((uint8_t*)BufferPtr--, Endpoint_Read_Byte())
-#include "Template/Template_Endpoint_RW.c"
 
 #endif
 
 
 #endif
 
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_Control_Stream_LE
-#define  TEMPLATE_BUFFER_OFFSET(Length)            0
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(*((uint8_t*)BufferPtr++))
-#include "Template/Template_Endpoint_Control_W.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_Control_PStream_LE
-#define  TEMPLATE_BUFFER_OFFSET(Length)            0
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr++))
-#include "Template/Template_Endpoint_Control_W.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_Control_EStream_LE
-#define  TEMPLATE_BUFFER_OFFSET(Length)            0
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr++))
-#include "Template/Template_Endpoint_Control_W.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_Control_Stream_BE
-#define  TEMPLATE_BUFFER_OFFSET(Length)            (Length - 1)
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(*((uint8_t*)BufferPtr--))
-#include "Template/Template_Endpoint_Control_W.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_Control_PStream_BE
-#define  TEMPLATE_BUFFER_OFFSET(Length)            (Length - 1)
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr--))
-#include "Template/Template_Endpoint_Control_W.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Write_Control_EStream_BE
-#define  TEMPLATE_BUFFER_OFFSET(Length)            (Length - 1)
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr--))
-#include "Template/Template_Endpoint_Control_W.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Read_Control_Stream_LE
-#define  TEMPLATE_BUFFER_OFFSET(Length)            0
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         *((uint8_t*)BufferPtr++) = Endpoint_Read_Byte()
-#include "Template/Template_Endpoint_Control_R.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Read_Control_EStream_LE
-#define  TEMPLATE_BUFFER_OFFSET(Length)            0
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         eeprom_write_byte((uint8_t*)BufferPtr++, Endpoint_Read_Byte())
-#include "Template/Template_Endpoint_Control_R.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Read_Control_Stream_BE
-#define  TEMPLATE_BUFFER_OFFSET(Length)            (Length - 1)
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         *((uint8_t*)BufferPtr--) = Endpoint_Read_Byte()
-#include "Template/Template_Endpoint_Control_R.c"
-
-#define  TEMPLATE_FUNC_NAME                        Endpoint_Read_Control_EStream_BE
-#define  TEMPLATE_BUFFER_OFFSET(Length)            (Length - 1)
-#define  TEMPLATE_TRANSFER_BYTE(BufferPtr)         eeprom_write_byte((uint8_t*)BufferPtr--, Endpoint_Read_Byte())
-#include "Template/Template_Endpoint_Control_R.c"
-
-#endif
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