mirror of
https://github.com/ARM-software/arm-trusted-firmware.git
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3fc4124c75
Move the FVP port from plat/fvp to plat/arm/board/fvp. Also rename some of the files so they are consistently prefixed with fvp_. Update the platform makefiles accordingly. Change-Id: I7569affc3127d66405f1548fc81b878a858e61b7
103 lines
3.1 KiB
C
103 lines
3.1 KiB
C
/*
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* Copyright (c) 2013-2015, ARM Limited and Contributors. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* Neither the name of ARM nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <bakery_lock.h>
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#include <mmio.h>
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#include <plat_arm.h>
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#include "../../fvp_def.h"
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#include "../../fvp_private.h"
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#include "fvp_pwrc.h"
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/*
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* TODO: Someday there will be a generic power controller api. At the moment
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* each platform has its own pwrc so just exporting functions is fine.
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*/
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ARM_INSTANTIATE_LOCK
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unsigned int fvp_pwrc_get_cpu_wkr(unsigned long mpidr)
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{
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return PSYSR_WK(fvp_pwrc_read_psysr(mpidr));
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}
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unsigned int fvp_pwrc_read_psysr(unsigned long mpidr)
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{
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unsigned int rc;
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arm_lock_get();
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mmio_write_32(PWRC_BASE + PSYSR_OFF, (unsigned int) mpidr);
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rc = mmio_read_32(PWRC_BASE + PSYSR_OFF);
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arm_lock_release();
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return rc;
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}
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void fvp_pwrc_write_pponr(unsigned long mpidr)
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{
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arm_lock_get();
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mmio_write_32(PWRC_BASE + PPONR_OFF, (unsigned int) mpidr);
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arm_lock_release();
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}
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void fvp_pwrc_write_ppoffr(unsigned long mpidr)
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{
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arm_lock_get();
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mmio_write_32(PWRC_BASE + PPOFFR_OFF, (unsigned int) mpidr);
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arm_lock_release();
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}
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void fvp_pwrc_set_wen(unsigned long mpidr)
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{
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arm_lock_get();
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mmio_write_32(PWRC_BASE + PWKUPR_OFF,
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(unsigned int) (PWKUPR_WEN | mpidr));
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arm_lock_release();
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}
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void fvp_pwrc_clr_wen(unsigned long mpidr)
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{
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arm_lock_get();
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mmio_write_32(PWRC_BASE + PWKUPR_OFF,
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(unsigned int) mpidr);
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arm_lock_release();
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}
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void fvp_pwrc_write_pcoffr(unsigned long mpidr)
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{
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arm_lock_get();
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mmio_write_32(PWRC_BASE + PCOFFR_OFF, (unsigned int) mpidr);
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arm_lock_release();
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}
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/* Nothing else to do here apart from initializing the lock */
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void plat_arm_pwrc_setup(void)
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{
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arm_lock_init();
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}
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