1 /* 2 * omap-secure.h: OMAP Secure infrastructure header. 3 * 4 * Copyright (C) 2011 Texas Instruments, Inc. 5 * Santosh Shilimkar <santosh.shilimkar@ti.com> 6 * Copyright (C) 2012 Ivaylo Dimitrov <freemangordon@abv.bg> 7 * Copyright (C) 2013 Pali Rohár <pali.rohar@gmail.com> 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License version 2 as 11 * published by the Free Software Foundation. 12 */ 13 #ifndef OMAP_ARCH_OMAP_SECURE_H 14 #define OMAP_ARCH_OMAP_SECURE_H 15 16 /* Monitor error code */ 17 #define API_HAL_RET_VALUE_NS2S_CONVERSION_ERROR 0xFFFFFFFE 18 #define API_HAL_RET_VALUE_SERVICE_UNKNWON 0xFFFFFFFF 19 20 /* HAL API error codes */ 21 #define API_HAL_RET_VALUE_OK 0x00 22 #define API_HAL_RET_VALUE_FAIL 0x01 23 24 /* Secure HAL API flags */ 25 #define FLAG_START_CRITICAL 0x4 26 #define FLAG_IRQFIQ_MASK 0x3 27 #define FLAG_IRQ_ENABLE 0x2 28 #define FLAG_FIQ_ENABLE 0x1 29 #define NO_FLAG 0x0 30 31 /* Maximum Secure memory storage size */ 32 #define OMAP_SECURE_RAM_STORAGE (88 * SZ_1K) 33 34 #define OMAP3_SAVE_SECURE_RAM_SZ 0x803F 35 36 /* Secure low power HAL API index */ 37 #define OMAP4_HAL_SAVESECURERAM_INDEX 0x1a 38 #define OMAP4_HAL_SAVEHW_INDEX 0x1b 39 #define OMAP4_HAL_SAVEALL_INDEX 0x1c 40 #define OMAP4_HAL_SAVEGIC_INDEX 0x1d 41 42 /* Secure Monitor mode APIs */ 43 #define OMAP4_MON_SCU_PWR_INDEX 0x108 44 #define OMAP4_MON_L2X0_DBG_CTRL_INDEX 0x100 45 #define OMAP4_MON_L2X0_CTRL_INDEX 0x102 46 #define OMAP4_MON_L2X0_AUXCTRL_INDEX 0x109 47 #define OMAP4_MON_L2X0_PREFETCH_INDEX 0x113 48 49 #define OMAP5_DRA7_MON_SET_CNTFRQ_INDEX 0x109 50 #define OMAP5_MON_AMBA_IF_INDEX 0x108 51 #define OMAP5_DRA7_MON_SET_ACR_INDEX 0x107 52 53 /* Secure PPA(Primary Protected Application) APIs */ 54 #define OMAP4_PPA_L2_POR_INDEX 0x23 55 #define OMAP4_PPA_CPU_ACTRL_SMP_INDEX 0x25 56 57 /* Secure RX-51 PPA (Primary Protected Application) APIs */ 58 #define RX51_PPA_HWRNG 29 59 #define RX51_PPA_L2_INVAL 40 60 #define RX51_PPA_WRITE_ACR 42 61 62 #ifndef __ASSEMBLER__ 63 64 extern u32 omap_secure_dispatcher(u32 idx, u32 flag, u32 nargs, 65 u32 arg1, u32 arg2, u32 arg3, u32 arg4); 66 extern u32 omap_smc2(u32 id, u32 falg, u32 pargs); 67 extern u32 omap_smc3(u32 id, u32 process, u32 flag, u32 pargs); 68 extern phys_addr_t omap_secure_ram_mempool_base(void); 69 extern int omap_secure_ram_reserve_memblock(void); 70 extern u32 save_secure_ram_context(u32 args_pa); 71 extern u32 omap3_save_secure_ram(void __iomem *save_regs, int size); 72 73 extern u32 rx51_secure_dispatcher(u32 idx, u32 process, u32 flag, u32 nargs, 74 u32 arg1, u32 arg2, u32 arg3, u32 arg4); 75 extern u32 rx51_secure_update_aux_cr(u32 set_bits, u32 clear_bits); 76 extern u32 rx51_secure_rng_call(u32 ptr, u32 count, u32 flag); 77 78 #ifdef CONFIG_SOC_HAS_REALTIME_COUNTER 79 void set_cntfreq(void); 80 #else 81 static inline void set_cntfreq(void) 82 { 83 } 84 #endif 85 86 #endif /* __ASSEMBLER__ */ 87 #endif /* OMAP_ARCH_OMAP_SECURE_H */ 88