| /* |
| * Copyright (C) 2014-2017 Amlogic, Inc. All rights reserved. |
| * |
| * All information contained herein is Amlogic confidential. |
| * |
| * This software is provided to you pursuant to Software License Agreement |
| * (SLA) with Amlogic Inc ("Amlogic"). This software may be used |
| * only in accordance with the terms of this agreement. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification is strictly prohibited without prior written permission from |
| * Amlogic. |
| * |
| * 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 <linux/linkage.h> |
| #include <linux/amlogic/meson-secure.h> |
| |
| .arch_extension sec |
| |
| ENTRY(meson_smc1) |
| stmfd sp!, {r2-r12, lr} |
| mov r2, r1 |
| mov r1, r0 |
| ldr r0, =CALL_TRUSTZONE_MON |
| dsb |
| smc #0 |
| ldmfd sp!, {r2-r12, pc} |
| ENDPROC(meson_smc1) |
| |
| ENTRY(meson_smc_hal_api) |
| stmfd sp!, {r3-r12, lr} |
| mov r2, r1 |
| mov r1, r0 |
| ldr r0, =CALL_TRUSTZONE_HAL_API |
| dsb |
| smc #0 |
| ldmfd sp!, {r3-r12, pc} |
| ENDPROC(meson_smc_hal_api) |
| |
| ENTRY(meson_smc2) |
| stmfd sp!, {r2-r12, lr} |
| mov r1, r0 |
| ldr r0, =0x2 |
| dsb |
| smc #0 |
| ldmfd sp!, {r2-r12, pc} |
| ENDPROC(meson_smc2) |
| |
| ENTRY(meson_smc3) |
| stmfd sp!, {r2-r12, lr} |
| mov r2, r1 |
| mov r1, r0 |
| ldr r0, =0x3 |
| dsb |
| smc #0 |
| ldmfd sp!, {r2-r12, pc} |
| ENDPROC(meson_smc3) |
| |
| ENTRY(meson_read_corectrl) |
| stmfd sp!, {r2-r12, lr} |
| ldr r1, =TRUSTZONE_MON_CORE_RD_CTRL_INDEX |
| ldr r0, =CALL_TRUSTZONE_MON |
| dsb |
| smc #0 |
| ldmfd sp!, {r2-r12, pc} |
| ENDPROC(meson_read_corectrl) |
| |
| ENTRY(meson_modify_corectrl) |
| stmfd sp!, {r2-r12, lr} |
| mov r2, r0 |
| ldr r1, =TRUSTZONE_MON_CORE_WR_CTRL_INDEX |
| ldr r0, =CALL_TRUSTZONE_MON |
| dsb |
| smc #0 |
| ldmfd sp!, {r2-r12, pc} |
| ENDPROC(meson_modify_corectrl) |
| |
| ENTRY(meson_read_corestatus) |
| stmfd sp!, {r2-r12, lr} |
| ldr r1, =TRUSTZONE_MON_CORE_RD_STATUS0_INDEX |
| add r1, r1, r0, lsl #1 |
| ldr r0, =CALL_TRUSTZONE_MON |
| dsb |
| smc #0 |
| ldmfd sp!, {r2-r12, pc} |
| ENDPROC(meson_read_corestatus) |
| |
| ENTRY(meson_modify_corestatus) |
| stmfd sp!, {r2-r12, lr} |
| mov r2, r1 |
| ldr r1, =TRUSTZONE_MON_CORE_WR_STATUS0_INDEX |
| add r1, r1, r0, lsl #1 |
| ldr r0, =CALL_TRUSTZONE_MON |
| dsb |
| smc #0 |
| ldmfd sp!, {r2-r12, pc} |
| ENDPROC(meson_modify_corestatus) |
| |
| ENTRY(meson_auxcoreboot_addr) |
| stmfd sp!, {r2-r12, lr} |
| mov r3, r1 |
| mov r2, r0 |
| ldr r1, =TRUSTZONE_MON_CORE_BOOTADDR_INDEX |
| ldr r0, =CALL_TRUSTZONE_MON |
| dsb |
| smc #0 |
| ldmfd sp!, {r2-r12, pc} |
| ENDPROC(meson_auxcoreboot_addr) |
| |
| ENTRY(meson_suspend_firmware) |
| stmfd sp!, {r2-r12, lr} |
| mov r2, r0 |
| ldr r1, =TRUSTZONE_MON_SUSPNED_FIRMWARE |
| ldr r0, =CALL_TRUSTZONE_MON |
| dsb |
| smc #0 |
| ldmfd sp!, {r2-r12, pc} |
| ENDPROC(meson_suspend_firmware) |
| |
| ENTRY(meson_read_socrev1) |
| stmfd sp!, {r2-r12, lr} |
| ldr r1, =TRUSTZONE_MON_CORE_RD_SOC_REV1 |
| ldr r0, =CALL_TRUSTZONE_MON |
| dsb |
| smc #0 |
| ldmfd sp!, {r2-r12, pc} |
| ENDPROC(meson_read_socrev1) |
| |
| ENTRY(meson_read_socrev2) |
| stmfd sp!, {r2-r12, lr} |
| ldr r1, =TRUSTZONE_MON_CORE_RD_SOC_REV2 |
| ldr r0, =CALL_TRUSTZONE_MON |
| dsb |
| smc #0 |
| ldmfd sp!, {r2-r12, pc} |
| ENDPROC(meson_read_socrev2) |
