/* * Copyright (c) 2014-2015, Linaro Ltd and Contributors. All rights reserved. * Copyright (c) 2014-2015, Hisilicon Ltd and Contributors. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 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. * * Neither the name of ARM nor the names of its contributors may be used * to endorse or promote products derived from this software without specific * prior written permission. * * 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 HOLDER 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 <arch.h> #include <asm_macros.S> #include <hisi_sram_map.h> .global pm_asm_code .global pm_asm_code_end .global v7_asm .global v7_asm_end .align 3 func pm_asm_code mov x0, 0 msr oslar_el1, x0 mrs x0, s3_1_c15_c2_0 bic x0, x0, #0x1E000000 orr x0, x0, #0x180000 orr x0, x0, #0xe000 msr s3_1_c15_c2_0, x0 mrs x3, actlr_el3 orr x3, x3, #(0x1<<5) msr actlr_el3, x3 mrs x3, actlr_el2 orr x3, x3, #(0x1<<5) msr actlr_el2, x3 ldr x3, =PWRCTRL_ACPU_ASM_D_ARM_PARA_AD mrs x0, mpidr_el1 and x1, x0, #MPIDR_CPU_MASK and x0, x0, #MPIDR_CLUSTER_MASK add x0, x1, x0, LSR #6 pen: ldr x4, [x3, x0, LSL #3] cbz x4, pen mov x0, #0x0 mov x1, #0x0 mov x2, #0x0 mov x3, #0x0 br x4 .ltorg pm_asm_code_end: .align 3 .section .rodata.v7_asm, "aS" v7_asm: .word 0xE1A00000 // nop .word 0xE3A02003 // mov r2, #3 .word 0xEE0C2F50 // mcr 15, 0, r2, cr12, cr0, {2} .word 0xE320F003 // wfi .ltorg v7_asm_end: