omap-secure.h
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/*
* 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.rohar@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef OMAP_ARCH_OMAP_SECURE_H
#define OMAP_ARCH_OMAP_SECURE_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)
/* 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
/* Secure PPA(Primary Protected Application) APIs */
#define OMAP4_PPA_L2_POR_INDEX 0x23
#define OMAP4_PPA_CPU_ACTRL_SMP_INDEX 0x25
/* 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 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 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);
#ifdef CONFIG_OMAP4_ERRATA_I688
extern int omap_barrier_reserve_memblock(void);
#else
static inline void omap_barrier_reserve_memblock(void)
{ }
#endif
#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 */