diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/atsam/libraries/libchip/source/rstc.c')
| -rw-r--r-- | c/src/lib/libbsp/arm/atsam/libraries/libchip/source/rstc.c | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/c/src/lib/libbsp/arm/atsam/libraries/libchip/source/rstc.c b/c/src/lib/libbsp/arm/atsam/libraries/libchip/source/rstc.c deleted file mode 100644 index fd35cdf974..0000000000 --- a/c/src/lib/libbsp/arm/atsam/libraries/libchip/source/rstc.c +++ /dev/null @@ -1,167 +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 */ -/*--------------------------------------------------------------------------- - * Headers - *---------------------------------------------------------------------------*/ - -#include <chip.h> - - -/*--------------------------------------------------------------------------- - * Exported functions - *---------------------------------------------------------------------------*/ - -/** - * Configure the mode of the RSTC peripheral. - * The configuration is computed by the lib (RSTC_RMR_*). - * \param mr Desired mode configuration. - */ -void RSTC_ConfigureMode(uint32_t mr) -{ - Rstc *pHw = RSTC; - mr &= ~RSTC_MR_KEY_Msk; - pHw->RSTC_MR = mr | RSTC_MR_KEY_PASSWD; -} - -/** - * Enable/Disable the detection of a low level on the pin NRST as User Reset - * \param enable 1 to enable & 0 to disable. - */ -void RSTC_SetUserResetEnable(uint8_t enable) -{ - Rstc *pHw = RSTC; - uint32_t mr = pHw->RSTC_MR & (~RSTC_MR_KEY_Msk); - - if (enable) - mr |= RSTC_MR_URSTEN; - else - mr &= ~RSTC_MR_URSTEN; - - pHw->RSTC_MR = mr | RSTC_MR_KEY_PASSWD; -} - -/** - * Enable/Disable the interrupt of a User Reset (USRTS bit in RSTC_RST). - * \param enable 1 to enable & 0 to disable. - */ -void RSTC_SetUserResetInterruptEnable(uint8_t enable) -{ - Rstc *pHw = RSTC; - uint32_t mr = pHw->RSTC_MR & (~RSTC_MR_KEY_Msk); - - if (enable) - mr |= RSTC_MR_URSTIEN; - else - mr &= ~RSTC_MR_URSTIEN; - - pHw->RSTC_MR = mr | RSTC_MR_KEY_PASSWD; -} - -/** - * Setup the external reset length. The length is asserted during a time of - * pow(2, powl+1) Slow Clock(32KHz). The duration is between 60us and 2s. - * \param powl Power length defined. - */ -void RSTC_SetExtResetLength(uint8_t powl) -{ - Rstc *pHw = RSTC; - uint32_t mr = pHw->RSTC_MR; - mr &= ~(RSTC_MR_KEY_Msk | RSTC_MR_ERSTL_Msk); - mr |= RSTC_MR_ERSTL(powl); - pHw->RSTC_MR = mr | RSTC_MR_KEY_PASSWD; -} - - -/** - * Resets the processor. - */ -void RSTC_ProcessorReset(void) -{ - Rstc *pHw = RSTC; - pHw->RSTC_CR = RSTC_CR_PROCRST | RSTC_CR_KEY_PASSWD; -} - - -/** - * Asserts the NRST pin for external resets. - */ -void RSTC_ExtReset(void) -{ - Rstc *pHw = RSTC; - pHw->RSTC_CR = RSTC_CR_EXTRST | RSTC_CR_KEY_PASSWD; -} - -/** - * Return NRST pin level (1 or 0). - */ -uint8_t RSTC_GetNrstLevel(void) -{ - Rstc *pHw = RSTC; - return ((pHw->RSTC_SR & RSTC_SR_NRSTL) > 0); -} - -/** - * Returns 1 if at least one high-to-low transition of NRST (User Reset) has - * been detected since the last read of RSTC_RSR. - */ -uint8_t RSTC_IsUserResetDetected(void) -{ - Rstc *pHw = RSTC; - - if (pHw->RSTC_SR & RSTC_SR_URSTS) - return 1; - - return 0; -} - -/** - * Return 1 if a software reset command is being performed by the reset - * controller. The reset controller is busy. - */ -uint8_t RSTC_IsBusy(void) -{ - Rstc *pHw = RSTC; - - if (pHw->RSTC_SR & RSTC_SR_SRCMP) - return 1; - - return 0; -} - -/** - * Get the status - */ -uint32_t RSTC_GetStatus(void) -{ - Rstc *pHw = RSTC; - return (pHw->RSTC_SR); -} - |