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view src/cs/drivers/drv_core/timer/timer_sec.c @ 460:4d4f0bba9469
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author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 19 Mar 2018 18:45:16 +0000 |
parents | 945cf7f506b2 |
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/******************************************************************************* TEXAS INSTRUMENTS INCORPORATED PROPRIETARY INFORMATION Property of Texas Instruments -- For Unrestricted Internal Use Only Unauthorized reproduction and/or distribution is strictly prohibited. This product is protected under copyright law and trade secret law as an unpublished work. Created 1987, (C) Copyright 1997 Texas Instruments. All rights reserved. Filename : timer_sec.c Description : timer_sec.c Project : drivers Author : pmonteil@tif.ti.com Patrice Monteil. Version number : 1.3 Date and time : 07/23/98 16:25:32 Previous delta : 07/23/98 16:25:32 SCCS file : /db/gsm_asp/db_ht96/dsp_0/gsw/rel_0/mcu_l1/release1.5/mod/emu/EMU_MCMP/eva3_drivers/source/SCCS/s.timer.c Sccs Id (SID) : '@(#) timer.c 1.3 07/23/98 16:25:32 ' *****************************************************************************/ #include "l1sw.cfg" #include "chipset.cfg" #if (CHIPSET == 12) #if (OP_L1_STANDALONE == 0) #include "main/sys_types.h" #else #include "sys_types.h" #endif #include "memif/mem.h" #include "inth/iq.h" #include "timer.h" #include "timer_sec.h" /*--------------------------------------------------------------*/ /* TIMER_Read() */ /*--------------------------------------------------------------*/ /* Parameters : num of the register to be read */ /* Return :value of the timer register read */ /* Functionality : read one of the TIMER Secure register */ /*--------------------------------------------------------------*/ SYS_UWORD16 TIMER_SEC_Read (SYS_UWORD16 regNum) { volatile SYS_UWORD16 timerReg; switch (regNum) { case 0: timerReg = (( * (SYS_UWORD16 *) TIMER_SEC_CNTL_REG) & TIMER_CNTL_MASK); break; case 1: timerReg = ( * (SYS_UWORD16 *) TIMER_SEC_READ_REG); break; case 2: timerReg = (( * (SYS_UWORD16 *) TIMER_SEC_MODE_REG) & TIMER_MODE_MASK); break; default: break; } return(timerReg); } void TM_SEC_DisableWatchdog (void) { /* volatile variable needed due C to optimization */ volatile SYS_UWORD16 *reg = (volatile SYS_UWORD16 *) TIMER_SEC_MODE_REG; * reg = 0xf5; * reg = 0xa0; } /* * TM_SEC_EnableWatchdog * */ void TM_SEC_EnableWatchdog(void) { * ((volatile SYS_UWORD16 *) TIMER_SEC_MODE_REG) = TIMER_WDOG; } /* * TM_SEC_ResetWatchdog * * Parameter : Tick count * Use a different value each time, otherwise watchdog bites */ void TM_SEC_ResetWatchdog(SYS_UWORD16 count) { * ((volatile SYS_UWORD16 *) TIMER_SEC_LOAD_REG) = count; } /*--------------------------------------------------------------*/ /* TIMER_SEC_ReadValue() */ /*--------------------------------------------------------------*/ /* Parameters : none */ /* Return : none */ /* Functionality : Read timer value */ /*--------------------------------------------------------------*/ SYS_UWORD16 TIMER_SEC_ReadValue (void) { return(* (SYS_UWORD16 *) TIMER_SEC_READ_REG); } /*--------------------------------------------------------------*/ /* TIMER_SEC_WriteValue() */ /*--------------------------------------------------------------*/ /* Parameters : none */ /* Return : none */ /* Functionality : Write timer value */ /*--------------------------------------------------------------*/ SYS_UWORD16 TIMER_SEC_WriteValue (SYS_UWORD16 value) { * (SYS_UWORD16 *) TIMER_SEC_LOAD_REG = value; /*load the value */ } #endif /* CHIPSET == 12 */