ARM: 5661/1: bcmring: add csp security hardware headers
add csp security hardware headers Signed-off-by: Leo Chen <leochen@broadcom.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Leo Chen
Russell King
parent
7ba0902028
commit
a364143127
|
|
@ -0,0 +1,65 @@
|
|||
/*****************************************************************************
|
||||
* Copyright 2004 - 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.h
|
||||
*
|
||||
* @brief Definitions for accessing low level security features
|
||||
*
|
||||
*/
|
||||
/****************************************************************************/
|
||||
#ifndef SECHW_H
|
||||
#define SECHW_H
|
||||
|
||||
typedef void (*secHw_FUNC_t) (void);
|
||||
|
||||
typedef enum {
|
||||
secHw_MODE_SECURE = 0x0, /* Switches processor into secure mode */
|
||||
secHw_MODE_NONSECURE = 0x1 /* Switches processor into non-secure mode */
|
||||
} secHw_MODE;
|
||||
|
||||
/****************************************************************************/
|
||||
/**
|
||||
* @brief Requesting to execute the function in secure mode
|
||||
*
|
||||
* This function requests the given function to run in secure mode
|
||||
*
|
||||
*/
|
||||
/****************************************************************************/
|
||||
void secHw_RunSecure(secHw_FUNC_t /* Function to run in secure mode */
|
||||
);
|
||||
|
||||
/****************************************************************************/
|
||||
/**
|
||||
* @brief Sets the mode
|
||||
*
|
||||
* his function sets the processor mode (secure/non-secure)
|
||||
*
|
||||
*/
|
||||
/****************************************************************************/
|
||||
void secHw_SetMode(secHw_MODE /* Processor mode */
|
||||
);
|
||||
|
||||
/****************************************************************************/
|
||||
/**
|
||||
* @brief Get the current mode
|
||||
*
|
||||
* This function retieves the processor mode (secure/non-secure)
|
||||
*
|
||||
*/
|
||||
/****************************************************************************/
|
||||
void secHw_GetMode(secHw_MODE *);
|
||||
|
||||
#endif /* SECHW_H */
|
||||
|
|
@ -0,0 +1,100 @@
|
|||
/*****************************************************************************
|
||||
* 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 */
|
||||
|
|
@ -0,0 +1,79 @@
|
|||
/*****************************************************************************
|
||||
* 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_inline.h
|
||||
*
|
||||
* @brief Definitions for configuring/testing secure blocks
|
||||
*
|
||||
* @note
|
||||
* None
|
||||
*/
|
||||
/****************************************************************************/
|
||||
|
||||
#ifndef SECHW_INLINE_H
|
||||
#define SECHW_INLINE_H
|
||||
|
||||
/****************************************************************************/
|
||||
/**
|
||||
* @brief Configures a device as a secure device
|
||||
*
|
||||
*/
|
||||
/****************************************************************************/
|
||||
static inline void secHw_setSecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */
|
||||
) {
|
||||
secHw_REGS_t *regp = (secHw_REGS_t *) MM_IO_BASE_TZPC;
|
||||
|
||||
if (mask & 0x0000FFFF) {
|
||||
regp->reg[secHw_IDX_LS].setSecure = mask & 0x0000FFFF;
|
||||
}
|
||||
|
||||
if (mask & 0xFFFF0000) {
|
||||
regp->reg[secHw_IDX_MS].setSecure = mask >> 16;
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************/
|
||||
/**
|
||||
* @brief Configures a device as a non-secure device
|
||||
*
|
||||
*/
|
||||
/****************************************************************************/
|
||||
static inline void secHw_setUnsecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */
|
||||
) {
|
||||
secHw_REGS_t *regp = (secHw_REGS_t *) MM_IO_BASE_TZPC;
|
||||
|
||||
if (mask & 0x0000FFFF) {
|
||||
regp->reg[secHw_IDX_LS].setUnsecure = mask & 0x0000FFFF;
|
||||
}
|
||||
if (mask & 0xFFFF0000) {
|
||||
regp->reg[secHw_IDX_MS].setUnsecure = mask >> 16;
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************/
|
||||
/**
|
||||
* @brief Get the trustzone status for all components. 1 = non-secure, 0 = secure
|
||||
*
|
||||
*/
|
||||
/****************************************************************************/
|
||||
static inline uint32_t secHw_getStatus(void)
|
||||
{
|
||||
secHw_REGS_t *regp = (secHw_REGS_t *) MM_IO_BASE_TZPC;
|
||||
|
||||
return (regp->reg[1].status << 16) + regp->reg[0].status;
|
||||
}
|
||||
|
||||
#endif /* SECHW_INLINE_H */
|
||||
Loading…
Reference in New Issue