132 lines
4.2 KiB
C
132 lines
4.2 KiB
C
/* --COPYRIGHT--,BSD
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* Copyright (c) 2017, Texas Instruments Incorporated
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of Texas Instruments Incorporated nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* --/COPYRIGHT--*/
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//*****************************************************************************
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//
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// sysctl.c - Driver for the sysctl Module.
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//
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//*****************************************************************************
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//*****************************************************************************
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//
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//! \addtogroup sysctl_api sysctl
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//! @{
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//
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//*****************************************************************************
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#include "inc/hw_memmap.h"
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#ifdef __MSP430_HAS_SYS__
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#include "sysctl.h"
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#include <assert.h>
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void SysCtl_enableDedicatedJTAGPins (void)
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{
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HWREG8(SYS_BASE + OFS_SYSCTL_L) |= SYSJTAGPIN;
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}
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uint8_t SysCtl_getBSLEntryIndication (void)
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{
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if ( HWREG8(SYS_BASE + OFS_SYSCTL_L) & SYSBSLIND){
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return (SYSCTL_BSLENTRY_INDICATED) ;
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} else {
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return (SYSCTL_BSLENTRY_NOTINDICATED) ;
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}
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}
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void SysCtl_enablePMMAccessProtect (void)
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{
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HWREG8(SYS_BASE + OFS_SYSCTL_L) |= SYSPMMPE;
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}
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void SysCtl_enableRAMBasedInterruptVectors (void)
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{
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HWREG8(SYS_BASE + OFS_SYSCTL_L) |= SYSRIVECT;
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}
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void SysCtl_disableRAMBasedInterruptVectors (void)
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{
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HWREG8(SYS_BASE + OFS_SYSCTL_L) &= ~(SYSRIVECT);
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}
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void SysCtl_initJTAGMailbox (uint8_t mailboxSizeSelect,
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uint8_t autoClearInboxFlagSelect)
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{
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HWREG8(SYS_BASE + OFS_SYSJMBC_L) &= ~(JMBCLR1OFF + JMBCLR0OFF + JMBMODE);
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HWREG8(SYS_BASE + OFS_SYSJMBC_L) |=
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mailboxSizeSelect + autoClearInboxFlagSelect;
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}
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uint8_t SysCtl_getJTAGMailboxFlagStatus (uint8_t mailboxFlagMask)
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{
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return ( HWREG8(SYS_BASE + OFS_SYSJMBC_L) & mailboxFlagMask);
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}
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void SysCtl_clearJTAGMailboxFlagStatus (uint8_t mailboxFlagMask)
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{
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HWREG8(SYS_BASE + OFS_SYSJMBC_L) &= ~(mailboxFlagMask);
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}
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uint16_t SysCtl_getJTAGInboxMessage16Bit (uint8_t inboxSelect)
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{
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return ( HWREG16(SYS_BASE + OFS_SYSJMBI0 + inboxSelect) );
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}
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uint32_t SysCtl_getJTAGInboxMessage32Bit (void)
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{
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uint32_t JTAGInboxMessageLow = HWREG16(SYS_BASE + OFS_SYSJMBI0);
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uint32_t JTAGInboxMessageHigh = HWREG16(SYS_BASE + OFS_SYSJMBI1);
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return ( (JTAGInboxMessageHigh << 16) + JTAGInboxMessageLow );
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}
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void SysCtl_setJTAGOutgoingMessage16Bit (uint8_t outboxSelect,
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uint16_t outgoingMessage)
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{
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HWREG16(SYS_BASE + OFS_SYSJMBO0 + outboxSelect) = outgoingMessage;
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}
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void SysCtl_setJTAGOutgoingMessage32Bit (uint32_t outgoingMessage)
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{
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HWREG16(SYS_BASE + OFS_SYSJMBO0) = (outgoingMessage);
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HWREG16(SYS_BASE + OFS_SYSJMBO1) = (outgoingMessage >> 16);
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}
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#endif
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//*****************************************************************************
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//
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//! Close the doxygen group for sysctl_api
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//! @}
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//
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//*****************************************************************************
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