diff options
author | tmk <nobody@nowhere> | 2013-02-11 22:57:40 +0900 |
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committer | tmk <nobody@nowhere> | 2013-02-11 22:57:40 +0900 |
commit | 821563417565776d2dc3a02b0265e6fcd5218739 (patch) | |
tree | fd6b6ef81bcd550c7c3a9246fa9e5ccaf58a1432 /protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.c | |
parent | e9e4c0edc52dbf4afe11251b8b50df130ef57423 (diff) |
Now includes LUFA-120730 in repository
Diffstat (limited to 'protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.c')
-rw-r--r-- | protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.c | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.c b/protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.c new file mode 100644 index 0000000000..bf3ff003cd --- /dev/null +++ b/protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.c @@ -0,0 +1,210 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2012.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ 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
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_AVR8)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#include "../Pipe.h"
+
+uint8_t USB_Host_ControlPipeSize = PIPE_CONTROLPIPE_DEFAULT_SIZE;
+
+bool Pipe_ConfigurePipeTable(const USB_Pipe_Table_t* const Table,
+ const uint8_t Entries)
+{
+ for (uint8_t i = 0; i < Entries; i++)
+ {
+ if (!(Table[i].Address))
+ continue;
+
+ if (!(Pipe_ConfigurePipe(Table[i].Address, Table[i].Type, Table[i].EndpointAddress, Table[i].Size, Table[i].Banks)))
+ {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+bool Pipe_ConfigurePipe(const uint8_t Address,
+ const uint8_t Type,
+ const uint8_t EndpointAddress,
+ const uint16_t Size,
+ const uint8_t Banks)
+{
+ uint8_t Number = (Address & PIPE_EPNUM_MASK);
+ uint8_t Token = (Address & PIPE_DIR_IN) ? PIPE_TOKEN_IN : PIPE_TOKEN_OUT;
+
+ if (Number >= PIPE_TOTAL_PIPES)
+ return false;
+
+ if (Type == EP_TYPE_CONTROL)
+ Token = PIPE_TOKEN_SETUP;
+
+#if defined(ORDERED_EP_CONFIG)
+ Pipe_SelectPipe(Number);
+ Pipe_EnablePipe();
+
+ UPCFG1X = 0;
+
+ UPCFG0X = ((Type << EPTYPE0) | Token | ((EndpointAddress & PIPE_EPNUM_MASK) << PEPNUM0));
+ UPCFG1X = ((1 << ALLOC) | ((Banks > 1) ? (1 << EPBK0) : 0) | Pipe_BytesToEPSizeMask(Size));
+
+ Pipe_SetInfiniteINRequests();
+
+ return Pipe_IsConfigured();
+#else
+ for (uint8_t PNum = Number; PNum < PIPE_TOTAL_PIPES; PNum++)
+ {
+ uint8_t UPCFG0XTemp;
+ uint8_t UPCFG1XTemp;
+ uint8_t UPCFG2XTemp;
+ uint8_t UPIENXTemp;
+
+ Pipe_SelectPipe(PNum);
+
+ if (PNum == Number)
+ {
+ UPCFG0XTemp = ((Type << EPTYPE0) | Token | ((EndpointAddress & PIPE_EPNUM_MASK) << PEPNUM0));
+ UPCFG1XTemp = ((1 << ALLOC) | Banks | Pipe_BytesToEPSizeMask(Size));
+ UPCFG2XTemp = 0;
+ UPIENXTemp = 0;
+ }
+ else
+ {
+ UPCFG0XTemp = UPCFG0X;
+ UPCFG1XTemp = UPCFG1X;
+ UPCFG2XTemp = UPCFG2X;
+ UPIENXTemp = UPIENX;
+ }
+
+ if (!(UPCFG1XTemp & (1 << ALLOC)))
+ continue;
+
+ Pipe_DisablePipe();
+ UPCFG1X &= ~(1 << ALLOC);
+
+ Pipe_EnablePipe();
+ UPCFG0X = UPCFG0XTemp;
+ UPCFG1X = UPCFG1XTemp;
+ UPCFG2X = UPCFG2XTemp;
+ UPIENX = UPIENXTemp;
+
+ Pipe_SetInfiniteINRequests();
+
+ if (!(Pipe_IsConfigured()))
+ return false;
+ }
+
+ Pipe_SelectPipe(Number);
+ return true;
+#endif
+}
+
+void Pipe_ClearPipes(void)
+{
+ UPINT = 0;
+
+ for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)
+ {
+ Pipe_SelectPipe(PNum);
+ UPIENX = 0;
+ UPINTX = 0;
+ UPCFG1X = 0;
+ Pipe_DisablePipe();
+ }
+}
+
+bool Pipe_IsEndpointBound(const uint8_t EndpointAddress)
+{
+ uint8_t PrevPipeNumber = Pipe_GetCurrentPipe();
+
+ for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)
+ {
+ Pipe_SelectPipe(PNum);
+
+ if (!(Pipe_IsConfigured()))
+ continue;
+
+ if (Pipe_GetBoundEndpointAddress() == EndpointAddress)
+ return true;
+ }
+
+ Pipe_SelectPipe(PrevPipeNumber);
+ return false;
+}
+
+uint8_t Pipe_WaitUntilReady(void)
+{
+ #if (USB_STREAM_TIMEOUT_MS < 0xFF)
+ uint8_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #else
+ uint16_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #endif
+
+ uint16_t PreviousFrameNumber = USB_Host_GetFrameNumber();
+
+ for (;;)
+ {
+ if (Pipe_GetPipeToken() == PIPE_TOKEN_IN)
+ {
+ if (Pipe_IsINReceived())
+ return PIPE_READYWAIT_NoError;
+ }
+ else
+ {
+ if (Pipe_IsOUTReady())
+ return PIPE_READYWAIT_NoError;
+ }
+
+ if (Pipe_IsStalled())
+ return PIPE_READYWAIT_PipeStalled;
+ else if (USB_HostState == HOST_STATE_Unattached)
+ return PIPE_READYWAIT_DeviceDisconnected;
+
+ uint16_t CurrentFrameNumber = USB_Host_GetFrameNumber();
+
+ if (CurrentFrameNumber != PreviousFrameNumber)
+ {
+ PreviousFrameNumber = CurrentFrameNumber;
+
+ if (!(TimeoutMSRem--))
+ return PIPE_READYWAIT_Timeout;
+ }
+ }
+}
+
+#endif
+
+#endif
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