/***************************************************************************** * Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. * * Unless you and Broadcom execute a separate written software license * agreement governing use of this software, this software is licensed to you * under the terms of the GNU General Public License version 2, available at * http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). * * Notwithstanding the above, under no circumstances may you combine this * software in any way with any other Broadcom software provided under a * license other than the GPL, without Broadcom's express prior written * consent. *****************************************************************************/ /****************************************************************************/ /** * @file secHw_def.h * * @brief Definitions for configuring/testing secure blocks * * @note * None */ /****************************************************************************/ #ifndef SECHW_DEF_H #define SECHW_DEF_H #include <mach/csp/mm_io.h> /* Bit mask for various secure device */ #define secHw_BLK_MASK_CHIP_CONTROL 0x00000001 #define secHw_BLK_MASK_KEY_SCAN 0x00000002 #define secHw_BLK_MASK_TOUCH_SCREEN 0x00000004 #define secHw_BLK_MASK_UART0 0x00000008 #define secHw_BLK_MASK_UART1 0x00000010 #define secHw_BLK_MASK_WATCHDOG 0x00000020 #define secHw_BLK_MASK_SPUM 0x00000040 #define secHw_BLK_MASK_DDR2 0x00000080 #define secHw_BLK_MASK_EXT_MEM 0x00000100 #define secHw_BLK_MASK_ESW 0x00000200 #define secHw_BLK_MASK_SPU 0x00010000 #define secHw_BLK_MASK_PKA 0x00020000 #define secHw_BLK_MASK_RNG 0x00040000 #define secHw_BLK_MASK_RTC 0x00080000 #define secHw_BLK_MASK_OTP 0x00100000 #define secHw_BLK_MASK_BOOT 0x00200000 #define secHw_BLK_MASK_MPU 0x00400000 #define secHw_BLK_MASK_TZCTRL 0x00800000 #define secHw_BLK_MASK_INTR 0x01000000 /* Trustzone register set */ typedef struct { volatile uint32_t status; /* read only - reflects status of writes of 2 write registers */ volatile uint32_t setUnsecure; /* write only. reads back as 0 */ volatile uint32_t setSecure; /* write only. reads back as 0 */ } secHw_TZREG_t; /* There are 2 register sets. The first is for the lower 16 bits, the 2nd */ /* is for the higher 16 bits. */ typedef enum { secHw_IDX_LS = 0, secHw_IDX_MS = 1, secHw_IDX_NUM } secHw_IDX_e; typedef struct { volatile secHw_TZREG_t reg[secHw_IDX_NUM]; } secHw_REGS_t; /****************************************************************************/ /** * @brief Configures a device as a secure device * */ /****************************************************************************/ static inline void secHw_setSecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */ ); /****************************************************************************/ /** * @brief Configures a device as a non-secure device * */ /****************************************************************************/ static inline void secHw_setUnsecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */ ); /****************************************************************************/ /** * @brief Get the trustzone status for all components. 1 = non-secure, 0 = secure * */ /****************************************************************************/ static inline uint32_t secHw_getStatus(void); #include <mach/csp/secHw_inline.h> #endif /* SECHW_DEF_H */