omap-secure.h

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/*
 * omap-secure.h: OMAP Secure infrastructure header.
 *
 * Copyright (C) 2011 Texas Instruments, Inc.
 *  Santosh Shilimkar <[email protected]>
 *
 * 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

/* Secure PPA(Primary Protected Application) APIs */
#define OMAP4_PPA_L2_POR_INDEX      0x23
#define OMAP4_PPA_CPU_ACTRL_SMP_INDEX   0x25

#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 phys_addr_t omap_secure_ram_mempool_base(void);

#endif /* __ASSEMBLER__ */
#endif /* OMAP_ARCH_OMAP_SECURE_H */