Files
OpenCellular/core/cortex-m/cpu.c
Randall Spangler 67aadcf614 Clean up core routines - cpu, task, watchdog
No functional changes.

BUG=chrome-os-partner:15579
BRANCH=none
TEST=boot system

Change-Id: I55cf9c60e92177fd441614a8f9fce2d3acca3d0e
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/36706
2012-10-29 12:02:41 -07:00

19 lines
544 B
C

/* Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* Set up the Cortex-M core
*/
#include "cpu.h"
void cpu_init(void)
{
/* Catch divide by 0 and unaligned access */
CPU_NVIC_CCR |= CPU_NVIC_CCR_DIV_0_TRAP | CPU_NVIC_CCR_UNALIGN_TRAP;
/* Enable reporting of memory faults, bus faults and usage faults */
CPU_NVIC_SHCSR |= CPU_NVIC_SHCSR_MEMFAULTENA |
CPU_NVIC_SHCSR_BUSFAULTENA | CPU_NVIC_SHCSR_USGFAULTENA;
}