arch/arm/mach-omap2/omap-secure.h

   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  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  */
  11 #ifndef OMAP_ARCH_OMAP_SECURE_H
  12 #define OMAP_ARCH_OMAP_SECURE_H
  13
  14 /* Monitor error code */
  15 #define  API_HAL_RET_VALUE_NS2S_CONVERSION_ERROR        0xFFFFFFFE
  16 #define  API_HAL_RET_VALUE_SERVICE_UNKNWON              0xFFFFFFFF
  17
  18 /* HAL API error codes */
  19 #define  API_HAL_RET_VALUE_OK           0x00
  20 #define  API_HAL_RET_VALUE_FAIL         0x01
  21
  22 /* Secure HAL API flags */
  23 #define FLAG_START_CRITICAL             0x4
  24 #define FLAG_IRQFIQ_MASK                0x3
  25 #define FLAG_IRQ_ENABLE                 0x2
  26 #define FLAG_FIQ_ENABLE                 0x1
  27 #define NO_FLAG                         0x0
  28
  29 /* Maximum Secure memory storage size */
  30 #define OMAP_SECURE_RAM_STORAGE (88 * SZ_1K)
  31
  32 /* Secure low power HAL API index */
  33 #define OMAP4_HAL_SAVESECURERAM_INDEX   0x1a
  34 #define OMAP4_HAL_SAVEHW_INDEX          0x1b
  35 #define OMAP4_HAL_SAVEALL_INDEX         0x1c
  36 #define OMAP4_HAL_SAVEGIC_INDEX         0x1d
  37
  38 /* Secure Monitor mode APIs */
  39 #define OMAP4_MON_SCU_PWR_INDEX         0x108
  40 #define OMAP4_MON_L2X0_DBG_CTRL_INDEX   0x100
  41 #define OMAP4_MON_L2X0_CTRL_INDEX       0x102
  42 #define OMAP4_MON_L2X0_AUXCTRL_INDEX    0x109
  43 #define OMAP4_MON_L2X0_PREFETCH_INDEX   0x113
  44
  45 /* Secure PPA(Primary Protected Application) APIs */
  46 #define OMAP4_PPA_L2_POR_INDEX          0x23
  47 #define OMAP4_PPA_CPU_ACTRL_SMP_INDEX   0x25
  48
  49 #ifndef __ASSEMBLER__
  50
  51 extern u32 omap_secure_dispatcher(u32 idx, u32 flag, u32 nargs,
  52                                 u32 arg1, u32 arg2, u32 arg3, u32 arg4);
  53 extern u32 omap_smc2(u32 id, u32 falg, u32 pargs);
  54 extern phys_addr_t omap_secure_ram_mempool_base(void);
  55 extern int omap_secure_ram_reserve_memblock(void);
  56
  57 #ifdef CONFIG_OMAP4_ERRATA_I688
  58 extern int omap_barrier_reserve_memblock(void);
  59 #else
  60 static inline void omap_barrier_reserve_memblock(void)
  61 { }
  62 #endif
  63 #endif /* __ASSEMBLER__ */
  64 #endif /* OMAP_ARCH_OMAP_SECURE_H */