96 lines
2.5 KiB
C
96 lines
2.5 KiB
C
/*
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Copyright 2017 fishpepper <AT> gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http:// www.gnu.org/licenses/>.
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author: fishpepper <AT> gmail.com
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*/
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#include "hal_timeout.h"
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#include "debug.h"
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#include "wdt.h"
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volatile static __IO uint32_t hal_timeout_100us;
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volatile static __IO uint32_t hal_timeout2_100us;
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volatile static __IO uint32_t hal_timeout_100us_delay;
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void hal_timeout_init(void) {
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// configure 1ms sys tick:
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if (SysTick_Config(SystemCoreClock / 10000)) {
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debug("hal_timeout: failed to set systick timeout\n");
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}
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// set prio
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NVIC_SetPriority(SysTick_IRQn, NVIC_PRIO_SYSTICK);
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hal_timeout_100us = 0;
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hal_timeout2_100us = 0;
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hal_timeout_100us_delay = 0;
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}
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void hal_timeout_set_100us(__IO uint32_t hus) {
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hal_timeout_100us = hus;
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}
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void hal_timeout2_set_100us(__IO uint32_t hus) {
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hal_timeout2_100us = hus;
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}
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void hal_timeout_set(__IO uint32_t ms) {
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hal_timeout_100us = 10*ms;
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}
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uint8_t hal_timeout_timed_out(void) {
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// debug_put_uint16(hal_timeout_ms); debug("\n"); debug_flush();
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return (hal_timeout_100us == 0);
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}
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uint8_t hal_timeout2_timed_out(void) {
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// debug_put_uint16(hal_timeout_ms); debug("\n"); debug_flush();
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return (hal_timeout2_100us == 0);
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}
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// seperate ms delay function
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void hal_timeout_delay_ms(uint32_t timeout) {
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hal_timeout_100us_delay = 10*timeout;
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while (hal_timeout_100us_delay > 0) {
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}
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}
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/*// seperate ms delay function
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void hal_timeout_delay_100us(uint32_t timeout) {
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hal_timeout_100us_delay = timeout;
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while (hal_timeout_100us_delay > 0) {
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}
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}*/
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void SysTick_Handler(void) {
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if (hal_timeout_100us != 0) {
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hal_timeout_100us--;
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}
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if (hal_timeout_100us_delay != 0) {
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hal_timeout_100us_delay--;
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}
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if (hal_timeout2_100us != 0) {
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hal_timeout2_100us--;
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}
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}
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uint32_t hal_timeout_time_remaining(void) {
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return hal_timeout_100us/10;
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}
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