diff options
Diffstat (limited to 'firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/PDCA/pdca.c')
| -rw-r--r-- | firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/PDCA/pdca.c | 296 |
1 files changed, 0 insertions, 296 deletions
diff --git a/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/PDCA/pdca.c b/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/PDCA/pdca.c deleted file mode 100644 index 6c00f9e..0000000 --- a/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/PDCA/pdca.c +++ /dev/null @@ -1,296 +0,0 @@ -/* This source file is part of the ATMEL AVR-UC3-SoftwareFramework-1.7.0 Release */ - -/*This file is prepared for Doxygen automatic documentation generation.*/ -/*! \file ********************************************************************* - * - * \brief PDCA driver for AVR32 UC3. - * - * This file defines a useful set of functions for the PDCA interface on AVR32 - * devices. - * - * - Compiler: IAR EWAVR32 and GNU GCC for AVR32 - * - Supported devices: All AVR32 devices with a PDCA module. - * - AppNote: - * - * \author Atmel Corporation: http://www.atmel.com \n - * Support and FAQ: http://support.atmel.no/ - * - ******************************************************************************/ - -/* Copyright (c) 2009 Atmel Corporation. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright notice, this - * list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * 3. The name of Atmel may not be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * 4. This software may only be redistributed and used in connection with an Atmel - * AVR product. - * - * 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 - * EXPRESSLY AND SPECIFICALLY 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 - * - */ - -#include "compiler.h" -#include "pdca.h" - - -volatile avr32_pdca_channel_t *pdca_get_handler(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = &AVR32_PDCA.channel[pdca_ch_number]; - - if (pdca_ch_number >= AVR32_PDCA_CHANNEL_LENGTH) - return (volatile avr32_pdca_channel_t *)PDCA_INVALID_ARGUMENT; - - return pdca_channel; -} - - -int pdca_init_channel(unsigned int pdca_ch_number, const pdca_channel_options_t *opt) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - pdca_disable_interrupt_transfer_complete(pdca_ch_number); // disable channel interrupt - pdca_disable_interrupt_reload_counter_zero(pdca_ch_number); // disable channel interrupt - - Bool global_interrupt_enabled = Is_global_interrupt_enabled(); - - if (global_interrupt_enabled) Disable_global_interrupt(); - pdca_channel->mar = (unsigned long)opt->addr; - pdca_channel->tcr = opt->size; - pdca_channel->psr = opt->pid; - pdca_channel->marr = (unsigned long)opt->r_addr; - pdca_channel->tcrr = opt->r_size; - pdca_channel->mr = -#if (defined AVR32_PDCA_120_H_INCLUDED ) || (defined AVR32_PDCA_121_H_INCLUDED ) || (defined AVR32_PDCA_122_H_INCLUDED ) -opt->etrig << AVR32_PDCA_ETRIG_OFFSET | -#endif // #ifdef AVR32_PDCA_120_H_INCLUDED - opt->transfer_size << AVR32_PDCA_SIZE_OFFSET; - pdca_channel->cr = AVR32_PDCA_ECLR_MASK; - pdca_channel->isr; - if (global_interrupt_enabled) Enable_global_interrupt(); - - return PDCA_SUCCESS; -} - - -unsigned int pdca_get_channel_status(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - return (pdca_channel->sr & AVR32_PDCA_TEN_MASK) != 0; -} - - -void pdca_disable(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - // Disable transfer - pdca_channel->cr = AVR32_PDCA_TDIS_MASK; - -} - - -void pdca_enable(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - // Enable transfer - pdca_channel->cr = AVR32_PDCA_TEN_MASK; -} - - -unsigned int pdca_get_load_size(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - return pdca_channel->tcr; -} - - -void pdca_load_channel(unsigned int pdca_ch_number, volatile void *addr, unsigned int size) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - Bool global_interrupt_enabled = Is_global_interrupt_enabled(); - - if (global_interrupt_enabled) Disable_global_interrupt(); - pdca_channel->mar = (unsigned long)addr; - pdca_channel->tcr = size; - pdca_channel->cr = AVR32_PDCA_ECLR_MASK; - pdca_channel->isr; - if (global_interrupt_enabled) Enable_global_interrupt(); -} - - -unsigned int pdca_get_reload_size(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - return pdca_channel->tcrr; -} - - -void pdca_reload_channel(unsigned int pdca_ch_number, volatile void *addr, unsigned int size) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - Bool global_interrupt_enabled = Is_global_interrupt_enabled(); - - if (global_interrupt_enabled) Disable_global_interrupt(); - // set up next memory address - pdca_channel->marr = (unsigned long)addr; - // set up next memory size - pdca_channel->tcrr = size; - pdca_channel->cr = AVR32_PDCA_ECLR_MASK; - pdca_channel->isr; - if (global_interrupt_enabled) Enable_global_interrupt(); -} - - -void pdca_set_peripheral_select(unsigned int pdca_ch_number, unsigned int pid) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - pdca_channel->psr = pid; -} - - -void pdca_set_transfer_size(unsigned int pdca_ch_number, unsigned int transfer_size) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - pdca_channel->mr = (pdca_channel->mr & ~AVR32_PDCA_SIZE_MASK) | - transfer_size << AVR32_PDCA_SIZE_OFFSET; -} - - -#if (defined AVR32_PDCA_120_H_INCLUDED ) || (defined AVR32_PDCA_121_H_INCLUDED ) || (defined AVR32_PDCA_122_H_INCLUDED ) - - -void pdca_disable_event_trigger(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - pdca_channel->mr &= ~AVR32_PDCA_ETRIG_MASK; -} - - -void pdca_enable_event_trigger(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - pdca_channel->mr |= AVR32_PDCA_ETRIG_MASK; -} - - -#endif // #ifdef AVR32_PDCA_120_H_INCLUDED - - -void pdca_disable_interrupt_transfer_error(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - Bool global_interrupt_enabled = Is_global_interrupt_enabled(); - - if (global_interrupt_enabled) Disable_global_interrupt(); - pdca_channel->idr = AVR32_PDCA_TERR_MASK; - pdca_channel->isr; - if (global_interrupt_enabled) Enable_global_interrupt(); -} - - -void pdca_enable_interrupt_transfer_error(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - pdca_channel->ier = AVR32_PDCA_TERR_MASK; -} - - -void pdca_disable_interrupt_transfer_complete(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - Bool global_interrupt_enabled = Is_global_interrupt_enabled(); - - if (global_interrupt_enabled) Disable_global_interrupt(); - pdca_channel->idr = AVR32_PDCA_TRC_MASK; - pdca_channel->isr; - if (global_interrupt_enabled) Enable_global_interrupt(); -} - - -void pdca_enable_interrupt_transfer_complete(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - pdca_channel->ier = AVR32_PDCA_TRC_MASK; -} - - -void pdca_disable_interrupt_reload_counter_zero(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - Bool global_interrupt_enabled = Is_global_interrupt_enabled(); - - if (global_interrupt_enabled) Disable_global_interrupt(); - pdca_channel->idr = AVR32_PDCA_RCZ_MASK; - pdca_channel->isr; - if (global_interrupt_enabled) Enable_global_interrupt(); -} - - -void pdca_enable_interrupt_reload_counter_zero(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - pdca_channel->ier = AVR32_PDCA_RCZ_MASK; -} - - -unsigned long pdca_get_transfer_status(unsigned int pdca_ch_number) -{ - // get the correct channel pointer - volatile avr32_pdca_channel_t *pdca_channel = pdca_get_handler(pdca_ch_number); - - return pdca_channel->isr; -} |