diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/atsam/libraries/libchip/include/twid.h')
| -rw-r--r-- | c/src/lib/libbsp/arm/atsam/libraries/libchip/include/twid.h | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/c/src/lib/libbsp/arm/atsam/libraries/libchip/include/twid.h b/c/src/lib/libbsp/arm/atsam/libraries/libchip/include/twid.h deleted file mode 100644 index 564a93339f..0000000000 --- a/c/src/lib/libbsp/arm/atsam/libraries/libchip/include/twid.h +++ /dev/null @@ -1,140 +0,0 @@ -/* ---------------------------------------------------------------------------- */ -/* Atmel Microcontroller Software Support */ -/* SAM Software Package License */ -/* ---------------------------------------------------------------------------- */ -/* Copyright (c) 2015, Atmel Corporation */ -/* */ -/* All rights reserved. */ -/* */ -/* Redistribution and use in source and binary forms, with or without */ -/* modification, are permitted provided that the following condition is met: */ -/* */ -/* - Redistributions of source code must retain the above copyright notice, */ -/* this list of conditions and the disclaimer below. */ -/* */ -/* Atmel's name may not be used to endorse or promote products derived from */ -/* this software without specific prior written permission. */ -/* */ -/* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */ -/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */ -/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */ -/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */ -/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */ -/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */ -/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */ -/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */ -/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */ -/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ -/* ---------------------------------------------------------------------------- */ - -#ifndef _TWID_ -#define _TWID_ - -/*---------------------------------------------------------------------------- - * Headers - *----------------------------------------------------------------------------*/ - -#include "chip.h" - -#include <stdint.h> - -/*---------------------------------------------------------------------------- - * Definition - *----------------------------------------------------------------------------*/ - -/** TWI driver is currently busy. */ -#define TWID_ERROR_BUSY 1 - -/** Transfer is still pending.*/ -#define ASYNC_STATUS_PENDING 0xFF -#ifdef __cplusplus -extern "C" { -#endif - -/*---------------------------------------------------------------------------- - * Types - *----------------------------------------------------------------------------*/ - -/*---------------------------------------------------------------------------- -* Type -*----------------------------------------------------------------------------*/ -/** \brief Asynchronous transfer descriptor. */ -typedef struct _Async { - /** Asynchronous transfer status.*/ - volatile uint32_t status; - /** Callback function to invoke when transfer completes or fails.*/ - void *callback; - /** Driver storage area; do not use.*/ - uint8_t pStorage[9]; -} Async; - -/** \brief TWI driver structure. Holds the internal state of the driver.*/ -typedef struct _Twid { - /** Pointer to the underlying TWI peripheral.*/ - Twihs *pTwi; - /** Current asynchronous transfer being processed.*/ - Async *pTransfer; -} Twid; - -/** \brief TWI driver structure. Holds the internal state of the driver.*/ -typedef struct { - uint8_t Twi_id; - /** Pointer to the underlying TWI driver.*/ - Twid *pTwid; - /** Pointer to the underlying DMA driver for TWI.*/ - sXdmad *pTwiDma; -} TwihsDma; - -/*---------------------------------------------------------------------------- - * Export functions - *----------------------------------------------------------------------------*/ -extern void TWID_Initialize(Twid *pTwid, Twihs *pTwi); -extern void TWID_DmaInitialize(TwihsDma *pTwidma, Twihs *pTwi, - uint8_t bPolling); - -extern void TWID_Handler(Twid *pTwid); - -extern uint32_t ASYNC_IsFinished(Async *pAsync); - -extern uint8_t TWID_Read( - Twid *pTwid, - uint8_t address, - uint32_t iaddress, - uint8_t isize, - uint8_t *pData, - uint32_t num, - Async *pAsync); - -extern uint8_t TWID_Write( - Twid *pTwid, - uint8_t address, - uint32_t iaddress, - uint8_t isize, - uint8_t *pData, - uint32_t num, - Async *pAsync); - -extern uint8_t TWID_DmaRead( - TwihsDma *pTwiXdma, - uint8_t address, - uint32_t iaddress, - uint8_t isize, - uint8_t *pData, - uint32_t num, - Async *pAsync); - -extern uint8_t TWID_DmaWrite( - TwihsDma *pTwiXdma, - uint8_t address, - uint32_t iaddress, - uint8_t isize, - uint8_t *pData, - uint32_t num, - Async *pAsync); - -#ifdef __cplusplus -} -#endif - -#endif //#ifndef TWID_H - |