arm-trusted-firmware/lib/cpus/aarch32/aem_generic.S
dp-arm 82cb2c1ad9 Use SPDX license identifiers
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Change-Id: I80a00e1f641b8cc075ca5a95b10607ed9ed8761a
Signed-off-by: dp-arm <dimitris.papastamos@arm.com>
2017-05-03 09:39:28 +01:00

47 lines
1.1 KiB
ArmAsm

/*
* Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <aem_generic.h>
#include <arch.h>
#include <asm_macros.S>
#include <assert_macros.S>
#include <cpu_macros.S>
func aem_generic_core_pwr_dwn
/* Assert if cache is enabled */
#if ENABLE_ASSERTIONS
ldcopr r0, SCTLR
tst r0, #SCTLR_C_BIT
ASM_ASSERT(eq)
#endif
/* ---------------------------------------------
* Flush L1 cache to PoU.
* ---------------------------------------------
*/
mov r0, #DC_OP_CISW
b dcsw_op_louis
endfunc aem_generic_core_pwr_dwn
func aem_generic_cluster_pwr_dwn
/* Assert if cache is enabled */
#if ENABLE_ASSERTIONS
ldcopr r0, SCTLR
tst r0, #SCTLR_C_BIT
ASM_ASSERT(eq)
#endif
/* ---------------------------------------------
* Flush L1 and L2 caches to PoC.
* ---------------------------------------------
*/
mov r0, #DC_OP_CISW
b dcsw_op_all
endfunc aem_generic_cluster_pwr_dwn
/* cpu_ops for Base AEM FVP */
declare_cpu_ops aem_generic, BASE_AEM_MIDR, CPU_NO_RESET_FUNC, \
aem_generic_core_pwr_dwn, \
aem_generic_cluster_pwr_dwn