trustzone.h

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#ifndef SOC_SAMSUNG_COMMON_INCLUDE_SOC_TRUSTZONE_H
#define SOC_SAMSUNG_COMMON_INCLUDE_SOC_TRUSTZONE_H
 
#include <stdint.h>
 
/* Distance between each Trust Zone PC register set */
#define TZPC_BASE_OFFSET                0x10000
/* TZPC : Register Offsets */
#define TZPC0_BASE              0x10100000
#define TZPC1_BASE              0x10110000
#define TZPC2_BASE              0x10120000
#define TZPC3_BASE              0x10130000
#define TZPC4_BASE              0x10140000
#define TZPC5_BASE              0x10150000
#define TZPC6_BASE              0x10160000
#define TZPC7_BASE              0x10170000
#define TZPC8_BASE              0x10180000
#define TZPC9_BASE              0x10190000
#define TZPC10_BASE             0x100E0000
#define TZPC11_BASE             0x100F0000
 
/*
 * TZPC Register Value :
 * R0SIZE: 0x0 : Size of secured ram
 */
#define R0SIZE                  0x0
 
/*
 * TZPC Decode Protection Register Value :
 * DECPROTXSET: 0xFF : Set Decode region to non-secure
 */
#define DECPROTXSET             0xFF
 
struct exynos_tzpc {
        u32 r0size;
        u8 res1[0x7FC];
        u32 decprot0stat;
        u32 decprot0set;
        u32 decprot0clr;
        u32 decprot1stat;
        u32 decprot1set;
        u32 decprot1clr;
        u32 decprot2stat;
        u32 decprot2set;
        u32 decprot2clr;
        u32 decprot3stat;
        u32 decprot3set;
        u32 decprot3clr;
        u8 res2[0x7B0];
        u32 periphid0;
        u32 periphid1;
        u32 periphid2;
        u32 periphid3;
        u32 pcellid0;
        u32 pcellid1;
        u32 pcellid2;
        u32 pcellid3;
};
check_member(exynos_tzpc, pcellid3, 0xffc);
 
void trustzone_init(void);
 
#endif  /* SOC_SAMSUNG_COMMON_INCLUDE_SOC_TRUSTZONE_H */