forked from Imagelibrary/rtems
56 lines
1.2 KiB
C
56 lines
1.2 KiB
C
/**
|
|
* @file
|
|
*
|
|
* @ingroup arm_shared
|
|
*
|
|
* @brief A8CORE_START Support
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 2014 Chris Johns <chrisj@rtems.org>. All rights reserved.
|
|
*
|
|
* The license and distribution terms for this file may be
|
|
* found in the file LICENSE in this distribution or at
|
|
* http://www.rtems.org/license/LICENSE.
|
|
*/
|
|
|
|
#ifndef LIBBSP_ARM_SHARED_ARM_A8CORE_START_H
|
|
#define LIBBSP_ARM_SHARED_ARM_A8CORE_START_H
|
|
|
|
#include <libcpu/arm-cp15.h>
|
|
|
|
#include <bsp.h>
|
|
#include <bsp/start.h>
|
|
#include <bsp/arm-errata.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
|
|
BSP_START_TEXT_SECTION static inline void arm_a8core_start_set_vector_base(void)
|
|
{
|
|
/*
|
|
* Do not use bsp_vector_table_begin == 0, since this will get optimized away.
|
|
*/
|
|
if (bsp_vector_table_end != bsp_vector_table_size) {
|
|
uint32_t ctrl;
|
|
|
|
arm_cp15_set_vector_base_address(bsp_vector_table_begin);
|
|
|
|
ctrl = arm_cp15_get_control();
|
|
ctrl &= ~ARM_CP15_CTRL_V;
|
|
arm_cp15_set_control(ctrl);
|
|
}
|
|
}
|
|
|
|
BSP_START_TEXT_SECTION static inline void arm_a8core_start_hook_1(void)
|
|
{
|
|
arm_a8core_start_set_vector_base();
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
#endif /* LIBBSP_ARM_SHARED_ARM_A8CORE_START_H */
|