libopencm3
A free/libre/open-source firmware library for various ARM Cortex-M3 microcontrollers.
stm32/f4/vector_chipset.c
Go to the documentation of this file.
1
/*
2
* This file is part of the libopencm3 project.
3
*
4
* Copyright (C) 2010 Piotr Esden-Tempski <piotr@esden.net>
5
* Copyright (C) 2011 Fergus Noble <fergusnoble@gmail.com>
6
*
7
* This library is free software: you can redistribute it and/or modify
8
* it under the terms of the GNU Lesser General Public License as published by
9
* the Free Software Foundation, either version 3 of the License, or
10
* (at your option) any later version.
11
*
12
* This library is distributed in the hope that it will be useful,
13
* but WITHOUT ANY WARRANTY; without even the implied warranty of
14
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15
* GNU Lesser General Public License for more details.
16
*
17
* You should have received a copy of the GNU Lesser General Public License
18
* along with this library. If not, see <http://www.gnu.org/licenses/>.
19
*/
20
21
#include <
libopencm3/cm3/scb.h
>
22
23
static
void
pre_main
(
void
)
24
{
25
/* Enable access to Floating-Point coprocessor. */
26
SCB_CPACR
|=
SCB_CPACR_FULL
* (
SCB_CPACR_CP10
|
SCB_CPACR_CP11
);
27
}
SCB_CPACR
#define SCB_CPACR
CPACR: Coprocessor Access Control Register.
Definition:
scb.h:134
SCB_CPACR_CP10
#define SCB_CPACR_CP10
Definition:
scb.h:530
SCB_CPACR_FULL
#define SCB_CPACR_FULL
Definition:
scb.h:527
SCB_CPACR_CP11
#define SCB_CPACR_CP11
Definition:
scb.h:532
scb.h
pre_main
static void pre_main(void)
Definition:
stm32/f4/vector_chipset.c:23
lib
stm32
f4
vector_chipset.c
Generated on Tue Mar 7 2023 16:11:41 for libopencm3 by
1.9.4