/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @ingroup RTEMSBSPsARMCycV
*/
/*
* Copyright (c) 2013-2014 embedded brains GmbH. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <rtems/score/smpimpl.h>
#include <bsp/start.h>
#include <bsp/socal/alt_rstmgr.h>
#include <bsp/socal/alt_sysmgr.h>
#include <bsp/socal/hps.h>
#include <bsp/socal/socal.h>
bool _CPU_SMP_Start_processor(uint32_t cpu_index)
{
bool started;
if (cpu_index == 1) {
alt_write_word(
ALT_SYSMGR_ROMCODE_ADDR + ALT_SYSMGR_ROMCODE_CPU1STARTADDR_OFST,
ALT_SYSMGR_ROMCODE_CPU1STARTADDR_VALUE_SET((uint32_t) _start)
);
alt_clrbits_word(
ALT_RSTMGR_MPUMODRST_ADDR,
ALT_RSTMGR_MPUMODRST_CPU1_SET_MSK
);
/*
* Wait for secondary processor to complete its basic initialization so
* that we can enable the unified L2 cache.
*/
started = _Per_CPU_State_wait_for_non_initial_state(cpu_index, 0);
} else {
started = false;
}
return started;
}