| /****************************************************************************** |
| * |
| * Copyright (C) 2017 Xilinx, Inc. All rights reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to deal |
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| * copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * Use of the Software is limited solely to applications: |
| * (a) running on a Xilinx device, or |
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| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| * this Software without prior written authorization from Xilinx. |
| * |
| ******************************************************************************/ |
| /*****************************************************************************/ |
| /** |
| * |
| * @file xil_smc.h |
| * |
| * @addtogroup a53_64_smc_api Cortex A53 64bit EL1 Non-secure SMC Call |
| * |
| * Cortex A53 64bit EL1 Non-secure SMC Call provides a C wrapper for calling |
| * SMC from EL1 Non-secure application to request Secure monitor for secure |
| * services. SMC calling conventions should be followed. |
| * |
| * <pre> |
| * MODIFICATION HISTORY: |
| * |
| * Ver Who Date Changes |
| * ----- -------- -------- ----------------------------------------------- |
| * 6.2 pkp 02/16/17 First release |
| * 6.4 mus 08/17/17 Added constant define for SMC ID , which is |
| * intended to read the version/idcode of the |
| * platform |
| * |
| * |
| * </pre> |
| * |
| ******************************************************************************/ |
| |
| #ifndef XIL_SMC_H /* prevent circular inclusions */ |
| #define XIL_SMC_H /* by using protection macros */ |
| |
| /***************************** Include Files ********************************/ |
| |
| #include "xil_types.h" |
| #include "bspconfig.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| #if EL1_NONSECURE |
| /************************** Constant Definitions ****************************/ |
| #define SMC_FID_START 0xF2000000 |
| #define SMC_FID_END 0xFF00FFFF |
| |
| #define XILSP_INIT_DONE 0xF2000000 |
| #define ARITH_SMC_FID 0xF2000001 |
| |
| #define PM_ASSERT_SMC_FID 0xC2000011 |
| #define PM_GETSTATUS_SMC_FID 0xC2000012 |
| #define MMIO_WRITE_SMC_FID 0xC2000013 |
| #define MMIO_READ_SMC_FID 0xC2000014 |
| #define GET_CHIPID_SMC_FID 0xC2000018 |
| /**************************** Type Definitions ******************************/ |
| typedef struct { |
| u64 Arg0; |
| u64 Arg1; |
| u64 Arg2; |
| u64 Arg3; |
| } XSmc_OutVar; |
| /***************** Macros (Inline Functions) Definitions ********************/ |
| |
| #define XSave_X8toX17() \ |
| __asm__ __volatile__ ("stp X8, X9, [sp,#-0x10]!");\ |
| __asm__ __volatile__ ("stp X10, X11, [sp,#-0x10]!");\ |
| __asm__ __volatile__ ("stp X12, X13, [sp,#-0x10]!");\ |
| __asm__ __volatile__ ("stp X14, X15, [sp,#-0x10]!");\ |
| __asm__ __volatile__ ("stp X16, X17, [sp,#-0x10]!"); |
| |
| #define XRestore_X8toX17() \ |
| __asm__ __volatile__ ("ldp X16, X17, [sp], #0x10");\ |
| __asm__ __volatile__ ("ldp X14, X15, [sp], #0x10");\ |
| __asm__ __volatile__ ("ldp X12, X13, [sp], #0x10");\ |
| __asm__ __volatile__ ("ldp X10, X11, [sp], #0x10");\ |
| __asm__ __volatile__ ("ldp X8, X9, [sp], #0x10"); |
| |
| /************************** Variable Definitions ****************************/ |
| |
| /************************** Function Prototypes *****************************/ |
| XSmc_OutVar Xil_Smc(u64 FunctionID, u64 Arg1, u64 Arg2, u64 Arg3, u64 Arg4, |
| u64 Arg5, u64 Arg6, u64 Arg7); |
| #endif |
| #ifdef __cplusplus |
| } |
| #endif /* __cplusplus */ |
| |
| #endif /* XIL_SMC_H */ |
| /** |
| * @} End of "addtogroup a53_64_smc_api". |
| */ |