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 */
65