| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * omap-secure.h: OMAP Secure infrastructure header. |
| * |
| * Copyright (C) 2011 Texas Instruments, Inc. |
| * Santosh Shilimkar <santosh.shilimkar@ti.com> |
| * Copyright (C) 2012 Ivaylo Dimitrov <freemangordon@abv.bg> |
| * Copyright (C) 2013 Pali Rohár <pali@kernel.org> |
| */ |
| #ifndef OMAP_ARCH_OMAP_SECURE_H |
| #define OMAP_ARCH_OMAP_SECURE_H |
| |
| #include <linux/types.h> |
| |
| /* Monitor error code */ |
| #define API_HAL_RET_VALUE_NS2S_CONVERSION_ERROR 0xFFFFFFFE |
| #define API_HAL_RET_VALUE_SERVICE_UNKNWON 0xFFFFFFFF |
| |
| /* HAL API error codes */ |
| #define API_HAL_RET_VALUE_OK 0x00 |
| #define API_HAL_RET_VALUE_FAIL 0x01 |
| |
| /* Secure HAL API flags */ |
| #define FLAG_START_CRITICAL 0x4 |
| #define FLAG_IRQFIQ_MASK 0x3 |
| #define FLAG_IRQ_ENABLE 0x2 |
| #define FLAG_FIQ_ENABLE 0x1 |
| #define NO_FLAG 0x0 |
| |
| /* Maximum Secure memory storage size */ |
| #define OMAP_SECURE_RAM_STORAGE (88 * SZ_1K) |
| |
| #define OMAP3_SAVE_SECURE_RAM_SZ 0x803F |
| |
| /* Secure low power HAL API index */ |
| #define OMAP4_HAL_SAVESECURERAM_INDEX 0x1a |
| #define OMAP4_HAL_SAVEHW_INDEX 0x1b |
| #define OMAP4_HAL_SAVEALL_INDEX 0x1c |
| #define OMAP4_HAL_SAVEGIC_INDEX 0x1d |
| |
| /* Secure Monitor mode APIs */ |
| #define OMAP4_MON_SCU_PWR_INDEX 0x108 |
| #define OMAP4_MON_L2X0_DBG_CTRL_INDEX 0x100 |
| #define OMAP4_MON_L2X0_CTRL_INDEX 0x102 |
| #define OMAP4_MON_L2X0_AUXCTRL_INDEX 0x109 |
| #define OMAP4_MON_L2X0_PREFETCH_INDEX 0x113 |
| |
| #define OMAP5_DRA7_MON_SET_CNTFRQ_INDEX 0x109 |
| #define OMAP5_MON_AMBA_IF_INDEX 0x108 |
| #define OMAP5_DRA7_MON_SET_ACR_INDEX 0x107 |
| |
| /* Secure PPA(Primary Protected Application) APIs */ |
| #define OMAP4_PPA_L2_POR_INDEX 0x23 |
| #define OMAP4_PPA_CPU_ACTRL_SMP_INDEX 0x25 |
| |
| #define AM43xx_PPA_SVC_PM_SUSPEND 0x71 |
| #define AM43xx_PPA_SVC_PM_RESUME 0x72 |
| |
| /* Secure RX-51 PPA (Primary Protected Application) APIs */ |
| #define RX51_PPA_HWRNG 29 |
| #define RX51_PPA_L2_INVAL 40 |
| #define RX51_PPA_WRITE_ACR 42 |
| |
| #ifndef __ASSEMBLER__ |
| |
| extern u32 omap_secure_dispatcher(u32 idx, u32 flag, u32 nargs, |
| u32 arg1, u32 arg2, u32 arg3, u32 arg4); |
| extern void omap_smccc_smc(u32 fn, u32 arg); |
| extern void omap_smc1(u32 fn, u32 arg); |
| extern u32 omap_smc2(u32 id, u32 falg, u32 pargs); |
| extern u32 omap_smc3(u32 id, u32 process, u32 flag, u32 pargs); |
| extern phys_addr_t omap_secure_ram_mempool_base(void); |
| extern int omap_secure_ram_reserve_memblock(void); |
| extern u32 save_secure_ram_context(u32 args_pa); |
| extern u32 omap3_save_secure_ram(void __iomem *save_regs, int size); |
| |
| extern u32 rx51_secure_dispatcher(u32 idx, u32 process, u32 flag, u32 nargs, |
| u32 arg1, u32 arg2, u32 arg3, u32 arg4); |
| extern u32 rx51_secure_update_aux_cr(u32 set_bits, u32 clear_bits); |
| extern u32 rx51_secure_rng_call(u32 ptr, u32 count, u32 flag); |
| |
| extern bool optee_available; |
| void omap_secure_init(void); |
| |
| #ifdef CONFIG_SOC_HAS_REALTIME_COUNTER |
| void set_cntfreq(void); |
| #else |
| static inline void set_cntfreq(void) |
| { |
| } |
| #endif |
| |
| #endif /* __ASSEMBLER__ */ |
| #endif /* OMAP_ARCH_OMAP_SECURE_H */ |
