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/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <asm_macros.S>
#include <platform_def.h>
.globl pmu_cpuson_entrypoint
.macro pmusram_entry_func _name
.section .pmusram.entry, "ax"
.type \_name, %function
.func \_name
.cfi_startproc
\_name:
.endm
pmusram_entry_func pmu_cpuson_entrypoint
#if PSRAM_CHECK_WAKEUP_CPU
check_wake_cpus:
mrs x0, MPIDR_EL1
and x1, x0, #MPIDR_CPU_MASK
and x0, x0, #MPIDR_CLUSTER_MASK
orr x0, x0, x1
/* primary_cpu */
ldr w1, boot_mpidr
cmp w0, w1
b.eq sys_wakeup
/*
* If the core is not the primary cpu,
* force the core into wfe.
*/
wfe_loop:
wfe
b wfe_loop
sys_wakeup:
#endif
#if PSRAM_DO_DDR_RESUME
ddr_resume:
ldr x2, =__bl31_sram_stack_end
mov sp, x2
bl dmc_resume
#endif
bl sram_restore
sys_resume:
bl psci_entrypoint
endfunc pmu_cpuson_entrypoint
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