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Move systick to stm32 common.

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This commit is contained in:
Fergus Noble
2011-09-15 14:59:55 -07:00
committed by Stephen Caudle
parent cadbc0145b
commit ca412a9ed2
4 changed files with 4 additions and 3 deletions
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2
lib/stm32f1/Makefile
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@@ -33,7 +33,7 @@ OBJS = vector.o rcc.o gpio.o usart.o adc.o spi.o flash.o nvic.o \
usb_f103.o usb.o usb_control.o usb_standard.o can.o \
timer.o usb_f107.o
VPATH += ../usb
VPATH += ../usb:../stm32_common
# Be silent per default, but 'make V=1' will show all compiler calls.
ifneq ($(V),1)

64
lib/stm32f1/systick.c
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@@ -1,64 +0,0 @@
/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2010 Thomas Otto <tommi@viadmin.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <libopencm3/stm32/f1/systick.h>
void systick_set_reload(u32 value)
{
STK_LOAD = (value & 0x00FFFFFF);
}
u32 systick_get_value(void)
{
return STK_VAL;
}
void systick_set_clocksource(u8 clocksource)
{
if (clocksource < 2)
STK_CTRL |= (clocksource << STK_CTRL_CLKSOURCE_LSB);
}
void systick_interrupt_enable(void)
{
STK_CTRL |= STK_CTRL_TICKINT;
}
void systick_interrupt_disable(void)
{
STK_CTRL &= ~STK_CTRL_TICKINT;
}
void systick_counter_enable(void)
{
STK_CTRL |= STK_CTRL_ENABLE;
}
void systick_counter_disable(void)
{
STK_CTRL &= ~STK_CTRL_ENABLE;
}
u8 systick_get_countflag(void)
{
if (STK_CTRL & STK_CTRL_COUNTFLAG)
return 1;
else
return 0;
}