1/* 2 * Copyright (c) 2015, Linaro Limited 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License Version 2 as 6 * published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope that it will be useful, 9 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * GNU General Public License for more details. 12 * 13 */ 14#include <linux/linkage.h> 15#include <linux/arm-smccc.h> 16#include <asm/asm-offsets.h> 17 18 .macro SMCCC instr 19 .cfi_startproc 20 \instr #0 21 ldr x4, [sp] 22 stp x0, x1, [x4, #ARM_SMCCC_RES_X0_OFFS] 23 stp x2, x3, [x4, #ARM_SMCCC_RES_X2_OFFS] 24 ldr x4, [sp, #8] 25 cbz x4, 1f /* no quirk structure */ 26 ldr x9, [x4, #ARM_SMCCC_QUIRK_ID_OFFS] 27 cmp x9, #ARM_SMCCC_QUIRK_QCOM_A6 28 b.ne 1f 29 str x6, [x4, ARM_SMCCC_QUIRK_STATE_OFFS] 301: ret 31 .cfi_endproc 32 .endm 33 34/* 35 * void arm_smccc_smc(unsigned long a0, unsigned long a1, unsigned long a2, 36 * unsigned long a3, unsigned long a4, unsigned long a5, 37 * unsigned long a6, unsigned long a7, struct arm_smccc_res *res, 38 * struct arm_smccc_quirk *quirk) 39 */ 40ENTRY(__arm_smccc_smc) 41 SMCCC smc 42ENDPROC(__arm_smccc_smc) 43 44/* 45 * void arm_smccc_hvc(unsigned long a0, unsigned long a1, unsigned long a2, 46 * unsigned long a3, unsigned long a4, unsigned long a5, 47 * unsigned long a6, unsigned long a7, struct arm_smccc_res *res, 48 * struct arm_smccc_quirk *quirk) 49 */ 50ENTRY(__arm_smccc_hvc) 51 SMCCC hvc 52ENDPROC(__arm_smccc_hvc) 53