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Diffstat (limited to 'c/src/lib/libbsp/arm/atsam/libraries/libchip/source/xdmac.c')
| -rw-r--r-- | c/src/lib/libbsp/arm/atsam/libraries/libchip/source/xdmac.c | 554 |
1 files changed, 0 insertions, 554 deletions
diff --git a/c/src/lib/libbsp/arm/atsam/libraries/libchip/source/xdmac.c b/c/src/lib/libbsp/arm/atsam/libraries/libchip/source/xdmac.c deleted file mode 100644 index 0cfd170543..0000000000 --- a/c/src/lib/libbsp/arm/atsam/libraries/libchip/source/xdmac.c +++ /dev/null @@ -1,554 +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. */ -/* ---------------------------------------------------------------------------- */ - - -/** - * \file - * - * Implementation of xDMA controller (XDMAC). - * - */ - -/*---------------------------------------------------------------------------- - * Headers - *----------------------------------------------------------------------------*/ - -#include "chip.h" - -#include <stdint.h> -#include <assert.h> -/** \addtogroup dmac_functions XDMAC Functions - *@{ - */ - -/*---------------------------------------------------------------------------- - * Exported functions - *----------------------------------------------------------------------------*/ - -/** - * \brief Get XDMAC global type. - * - * \param pXdmac Pointer to the XDMAC peripheral. - */ -uint32_t XDMAC_GetType(Xdmac *pXdmac) -{ - assert(pXdmac); - return pXdmac->XDMAC_GTYPE; -} - -/** - * \brief Get XDMAC global configuration. - * - * \param pXdmac Pointer to the XDMAC peripheral. - */ -uint32_t XDMAC_GetConfig(Xdmac *pXdmac) -{ - assert(pXdmac); - return pXdmac->XDMAC_GCFG; -} - -/** - * \brief Get XDMAC global weighted arbiter configuration. - * - * \param pXdmac Pointer to the XDMAC peripheral. - */ -uint32_t XDMAC_GetArbiter(Xdmac *pXdmac) -{ - assert(pXdmac); - return pXdmac->XDMAC_GWAC; -} - -/** - * \brief Enables XDMAC global interrupt. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param dwInteruptMask IT to be enabled. - */ -void XDMAC_EnableGIt (Xdmac *pXdmac, uint8_t dwInteruptMask) -{ - assert(pXdmac); - pXdmac->XDMAC_GIE = (XDMAC_GIE_IE0 << dwInteruptMask); -} - -/** - * \brief Disables XDMAC global interrupt - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param dwInteruptMask IT to be enabled - */ -void XDMAC_DisableGIt (Xdmac *pXdmac, uint8_t dwInteruptMask) -{ - assert(pXdmac); - pXdmac->XDMAC_GID = (XDMAC_GID_ID0 << dwInteruptMask); -} - -/** - * \brief Get XDMAC global interrupt mask. - * - * \param pXdmac Pointer to the XDMAC peripheral. - */ -uint32_t XDMAC_GetGItMask(Xdmac *pXdmac) -{ - assert(pXdmac); - return (pXdmac->XDMAC_GIM); -} - -/** - * \brief Get XDMAC global interrupt status. - * - * \param pXdmac Pointer to the XDMAC peripheral. - */ -uint32_t XDMAC_GetGIsr(Xdmac *pXdmac) -{ - assert(pXdmac); - return (pXdmac->XDMAC_GIS); -} - -/** - * \brief Get XDMAC masked global interrupt. - * - * \param pXdmac Pointer to the XDMAC peripheral. - */ -uint32_t XDMAC_GetMaskedGIsr(Xdmac *pXdmac) -{ - uint32_t _dwStatus; - assert(pXdmac); - _dwStatus = pXdmac->XDMAC_GIS; - _dwStatus &= pXdmac->XDMAC_GIM; - return _dwStatus; -} - -/** - * \brief enables the relevant channel of given XDMAC. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -void XDMAC_EnableChannel(Xdmac *pXdmac, uint8_t channel) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_GE = (XDMAC_GE_EN0 << channel); -} - -/** - * \brief enables the relevant channels of given XDMAC. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param bmChannels Channels bitmap. - */ -void XDMAC_EnableChannels(Xdmac *pXdmac, uint32_t bmChannels) -{ - assert(pXdmac); - pXdmac->XDMAC_GE = bmChannels; -} - -/** - * \brief Disables the relevant channel of given XDMAC. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -void XDMAC_DisableChannel(Xdmac *pXdmac, uint8_t channel) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_GD = (XDMAC_GD_DI0 << channel); -} - -/** - * \brief Disables the relevant channels of given XDMAC. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param bmChannels Channels bitmap. - */ -void XDMAC_DisableChannels(Xdmac *pXdmac, uint32_t bmChannels) -{ - assert(pXdmac); - pXdmac->XDMAC_GD = bmChannels; -} - - -/** - * \brief Get Global channel status of given XDMAC. - * \note: When set to 1, this bit indicates that the channel x is enabled. - If a channel disable request is issued, this bit remains asserted - until pending transaction is completed. - * \param pXdmac Pointer to the XDMAC peripheral. - */ -uint32_t XDMAC_GetGlobalChStatus(Xdmac *pXdmac) -{ - assert(pXdmac); - return pXdmac->XDMAC_GS; -} - -/** - * \brief Suspend the relevant channel's read. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -void XDMAC_SuspendReadChannel(Xdmac *pXdmac, uint8_t channel) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_GRS |= XDMAC_GRS_RS0 << channel; -} - -/** - * \brief Suspend the relevant channel's write. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -void XDMAC_SuspendWriteChannel(Xdmac *pXdmac, uint8_t channel) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_GWS |= XDMAC_GWS_WS0 << channel; -} - -/** - * \brief Suspend the relevant channel's read & write. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -void XDMAC_SuspendReadWriteChannel(Xdmac *pXdmac, uint8_t channel) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_GRWS = (XDMAC_GRWS_RWS0 << channel); -} - -/** - * \brief Resume the relevant channel's read & write. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -void XDMAC_ResumeReadWriteChannel(Xdmac *pXdmac, uint8_t channel) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_GRWR = (XDMAC_GRWR_RWR0 << channel); -} - -/** - * \brief Set software transfer request on the relevant channel. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -void XDMAC_SoftwareTransferReq(Xdmac *pXdmac, uint8_t channel) -{ - - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_GSWR = (XDMAC_GSWR_SWREQ0 << channel); -} - -/** - * \brief Get software transfer status of the relevant channel. - * - * \param pXdmac Pointer to the XDMAC peripheral. - */ -uint32_t XDMAC_GetSoftwareTransferStatus(Xdmac *pXdmac) -{ - - assert(pXdmac); - return pXdmac->XDMAC_GSWS; -} - -/** - * \brief Set software flush request on the relevant channel. - * \note: This API is used as polling without enabling FIE interrupt. - * The user can use it in interrupt mode after deleting while sentense. - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -void XDMAC_SoftwareFlushReq(Xdmac *pXdmac, uint8_t channel) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_GSWF = (XDMAC_GSWF_SWF0 << channel); - - while (!(XDMAC_GetChannelIsr(pXdmac, channel) & XDMAC_CIS_FIS)); -} - -/** - * \brief Disable interrupt with mask on the relevant channel of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param dwInteruptMask Interrupt mask. - */ -void XDMAC_EnableChannelIt (Xdmac *pXdmac, uint8_t channel, - uint8_t dwInteruptMask) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CIE = dwInteruptMask; -} - -/** - * \brief Enable interrupt with mask on the relevant channel of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param dwInteruptMask Interrupt mask. - */ -void XDMAC_DisableChannelIt (Xdmac *pXdmac, uint8_t channel, - uint8_t dwInteruptMask) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CID = dwInteruptMask; -} - -/** - * \brief Get interrupt mask for the relevant channel of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -uint32_t XDMAC_GetChannelItMask (Xdmac *pXdmac, uint8_t channel) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - return pXdmac->XDMAC_CHID[channel].XDMAC_CIM; -} - -/** - * \brief Get interrupt status for the relevant channel of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -uint32_t XDMAC_GetChannelIsr (Xdmac *pXdmac, uint8_t channel) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - return pXdmac->XDMAC_CHID[channel].XDMAC_CIS; -} - -/** - * \brief Get masked interrupt status for the relevant channel of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -uint32_t XDMAC_GetMaskChannelIsr (Xdmac *pXdmac, uint8_t channel) -{ - uint32_t status; - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - status = pXdmac->XDMAC_CHID[channel].XDMAC_CIS; - status &= pXdmac->XDMAC_CHID[channel].XDMAC_CIM; - - return status; -} - -/** - * \brief Set source address for the relevant channel of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param addr Source address. - */ -void XDMAC_SetSourceAddr(Xdmac *pXdmac, uint8_t channel, uint32_t addr) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CSA = addr; -} - -/** - * \brief Set destination address for the relevant channel of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param addr Destination address. - */ -void XDMAC_SetDestinationAddr(Xdmac *pXdmac, uint8_t channel, uint32_t addr) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CDA = addr; -} - -/** - * \brief Set next descriptor's address & interface for the relevant channel of - * given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param addr Address of next descriptor. - * \param ndaif Interface of next descriptor. - */ -void XDMAC_SetDescriptorAddr(Xdmac *pXdmac, uint8_t channel, - uint32_t addr, uint8_t ndaif) -{ - assert(pXdmac); - assert(ndaif < 2); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CNDA = (addr & 0xFFFFFFFC) | ndaif; -} - -/** - * \brief Set next descriptor's configuration for the relevant channel of - * given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param config Configuration of next descriptor. - */ -void XDMAC_SetDescriptorControl(Xdmac *pXdmac, uint8_t channel, uint8_t config) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CNDC = config; -} - -/** - * \brief Set microblock length for the relevant channel of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param ublen Microblock length. - */ -void XDMAC_SetMicroblockControl(Xdmac *pXdmac, uint8_t channel, uint32_t ublen) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CUBC = XDMAC_CUBC_UBLEN(ublen); -} - -/** - * \brief Set block length for the relevant channel of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param blen Block length. - */ -void XDMAC_SetBlockControl(Xdmac *pXdmac, uint8_t channel, uint16_t blen) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CBC = XDMAC_CBC_BLEN(blen); -} - -/** - * \brief Set configuration for the relevant channel of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param config Channel configuration. - */ -void XDMAC_SetChannelConfig(Xdmac *pXdmac, uint8_t channel, uint32_t config) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CC = config; -} - -/** - * \brief Get the relevant channel's configuration of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -uint32_t XDMAC_GetChannelConfig(Xdmac *pXdmac, uint8_t channel) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - return pXdmac->XDMAC_CHID[channel].XDMAC_CC; -} - -/** - * \brief Set the relevant channel's data stride memory pattern of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param dds_msp Data stride memory pattern. - */ -void XDMAC_SetDataStride_MemPattern(Xdmac *pXdmac, uint8_t channel, - uint32_t dds_msp) -{ - - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CDS_MSP = dds_msp; -} - -/** - * \brief Set the relevant channel's source microblock stride of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param subs Source microblock stride. - */ -void XDMAC_SetSourceMicroBlockStride(Xdmac *pXdmac, uint8_t channel, - uint32_t subs) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CSUS = XDMAC_CSUS_SUBS(subs); -} - -/** - * \brief Set the relevant channel's destination microblock stride of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - * \param dubs Destination microblock stride. - */ -void XDMAC_SetDestinationMicroBlockStride(Xdmac *pXdmac, uint8_t channel, - uint32_t dubs) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - pXdmac->XDMAC_CHID[channel].XDMAC_CDUS = XDMAC_CDUS_DUBS(dubs); -} - -/** - * \brief Get the relevant channel's destination address of given XDMA. - * - * \param pXdmac Pointer to the XDMAC peripheral. - * \param channel Particular channel number. - */ -uint32_t XDMAC_GetChDestinationAddr(Xdmac *pXdmac, uint8_t channel) -{ - assert(pXdmac); - assert(channel < XDMAC_CHANNEL_NUM); - return pXdmac->XDMAC_CHID[channel].XDMAC_CDA; -} - -/**@}*/ - |