diff options
| author | PProvost <[email protected]> | 2020-05-11 08:55:07 -0600 |
|---|---|---|
| committer | PProvost <[email protected]> | 2020-05-11 08:55:07 -0600 |
| commit | 852421fda03a7722d7adb45b187235cd66fa264e (patch) | |
| tree | b117e1339a047347a3d7ebf3eeb1891168cc9b9b /common/src/tx_timer_change.c | |
Initial commit
Diffstat (limited to 'common/src/tx_timer_change.c')
| -rw-r--r-- | common/src/tx_timer_change.c | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/common/src/tx_timer_change.c b/common/src/tx_timer_change.c new file mode 100644 index 00000000..ca796a3f --- /dev/null +++ b/common/src/tx_timer_change.c @@ -0,0 +1,103 @@ +/**************************************************************************/ +/* */ +/* Copyright (c) Microsoft Corporation. All rights reserved. */ +/* */ +/* This software is licensed under the Microsoft Software License */ +/* Terms for Microsoft Azure RTOS. Full text of the license can be */ +/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */ +/* and in the root directory of this software. */ +/* */ +/**************************************************************************/ + + +/**************************************************************************/ +/**************************************************************************/ +/** */ +/** ThreadX Component */ +/** */ +/** Timer */ +/** */ +/**************************************************************************/ +/**************************************************************************/ + +#define TX_SOURCE_CODE + + +/* Include necessary system files. */ + +#include "tx_api.h" +#include "tx_trace.h" +#include "tx_timer.h" + + +/**************************************************************************/ +/* */ +/* FUNCTION RELEASE */ +/* */ +/* _tx_timer_change PORTABLE C */ +/* 6.0 */ +/* AUTHOR */ +/* */ +/* William E. Lamie, Microsoft Corporation */ +/* */ +/* DESCRIPTION */ +/* */ +/* This function modifies an application timer as specified by the */ +/* input. */ +/* */ +/* INPUT */ +/* */ +/* timer_ptr Pointer to timer control block */ +/* initial_ticks Initial expiration ticks */ +/* reschedule_ticks Reschedule ticks */ +/* */ +/* OUTPUT */ +/* */ +/* TX_SUCCESS Successful completion status */ +/* */ +/* CALLS */ +/* */ +/* None */ +/* */ +/* CALLED BY */ +/* */ +/* Application Code */ +/* */ +/* RELEASE HISTORY */ +/* */ +/* DATE NAME DESCRIPTION */ +/* */ +/* 05-19-2020 William E. Lamie Initial Version 6.0 */ +/* */ +/**************************************************************************/ +UINT _tx_timer_change(TX_TIMER *timer_ptr, ULONG initial_ticks, ULONG reschedule_ticks) +{ + +TX_INTERRUPT_SAVE_AREA + + + /* Disable interrupts to put the timer on the created list. */ + TX_DISABLE + + /* If trace is enabled, insert this event into the trace buffer. */ + TX_TRACE_IN_LINE_INSERT(TX_TRACE_TIMER_CHANGE, timer_ptr, initial_ticks, reschedule_ticks, 0, TX_TRACE_TIMER_EVENTS) + + /* Log this kernel call. */ + TX_EL_TIMER_CHANGE_INSERT + + /* Determine if the timer is active. */ + if (timer_ptr -> tx_timer_internal.tx_timer_internal_list_head == TX_NULL) + { + + /* Setup the new expiration fields. */ + timer_ptr -> tx_timer_internal.tx_timer_internal_remaining_ticks = initial_ticks; + timer_ptr -> tx_timer_internal.tx_timer_internal_re_initialize_ticks = reschedule_ticks; + } + + /* Restore interrupts. */ + TX_RESTORE + + /* Return TX_SUCCESS. */ + return(TX_SUCCESS); +} + |