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authorDominik Sliwa <dominik.sliwa@toradex.com>2018-10-30 16:31:29 +0100
committerDominik Sliwa <dominik.sliwa@toradex.com>2018-10-31 11:54:38 +0100
commit56e86c626df3dbf74c1021210636a7c5d92a49ce (patch)
tree54ba9581ad14d838d8926e4e6d673befad1f932c /drivers/fsl_sysmpu.h
parent4dfc5493fec8f6290457446b0478695b153da60a (diff)
Signed-off-by: Dominik Sliwa <dominik.sliwa@toradex.com>
Diffstat (limited to 'drivers/fsl_sysmpu.h')
-rw-r--r--drivers/fsl_sysmpu.h435
1 files changed, 0 insertions, 435 deletions
diff --git a/drivers/fsl_sysmpu.h b/drivers/fsl_sysmpu.h
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--- a/drivers/fsl_sysmpu.h
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-/*
- * Copyright (c) 2015 - 2016, Freescale Semiconductor, Inc.
- * Copyright 2016-2017 NXP
- *
- * Redistribution and use in source and binary forms, with or without modification,
- * are permitted provided that the following conditions are met:
- *
- * o Redistributions of source code must retain the above copyright notice, this list
- * of conditions and the following disclaimer.
- *
- * o Redistributions in binary form must reproduce the above copyright notice, this
- * list of conditions and the following disclaimer in the documentation and/or
- * other materials provided with the distribution.
- *
- * o Neither the name of the copyright holder nor the names of its
- * contributors may be used to endorse or promote products derived from this
- * software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
- * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-#ifndef _FSL_SYSMPU_H_
-#define _FSL_SYSMPU_H_
-
-#include "fsl_common.h"
-
-/*!
- * @addtogroup sysmpu
- * @{
- */
-
-
-/*******************************************************************************
- * Definitions
- ******************************************************************************/
-
-/*! @name Driver version */
-/*@{*/
-/*! @brief SYSMPU driver version 2.2.0. */
-#define FSL_SYSMPU_DRIVER_VERSION (MAKE_VERSION(2, 2, 0))
-/*@}*/
-
-/*! @brief define the start master port with read and write attributes. */
-#define SYSMPU_MASTER_RWATTRIBUTE_START_PORT (4)
-
-/*! @brief SYSMPU the bit shift for masters with privilege rights: read write and execute. */
-#define SYSMPU_REGION_RWXRIGHTS_MASTER_SHIFT(n) (n * 6)
-
-/*! @brief SYSMPU masters with read, write and execute rights bit mask. */
-#define SYSMPU_REGION_RWXRIGHTS_MASTER_MASK(n) (0x1Fu << SYSMPU_REGION_RWXRIGHTS_MASTER_SHIFT(n))
-
-/*! @brief SYSMPU masters with read, write and execute rights bit width. */
-#define SYSMPU_REGION_RWXRIGHTS_MASTER_WIDTH 5
-
-/*! @brief SYSMPU masters with read, write and execute rights priority setting. */
-#define SYSMPU_REGION_RWXRIGHTS_MASTER(n, x) \
- (((uint32_t)(((uint32_t)(x)) << SYSMPU_REGION_RWXRIGHTS_MASTER_SHIFT(n))) & SYSMPU_REGION_RWXRIGHTS_MASTER_MASK(n))
-
-/*! @brief SYSMPU masters with read, write and execute rights process enable bit shift. */
-#define SYSMPU_REGION_RWXRIGHTS_MASTER_PE_SHIFT(n) (n * 6 + SYSMPU_REGION_RWXRIGHTS_MASTER_WIDTH)
-
-/*! @brief SYSMPU masters with read, write and execute rights process enable bit mask. */
-#define SYSMPU_REGION_RWXRIGHTS_MASTER_PE_MASK(n) (0x1u << SYSMPU_REGION_RWXRIGHTS_MASTER_PE_SHIFT(n))
-
-/*! @brief SYSMPU masters with read, write and execute rights process enable setting. */
-#define SYSMPU_REGION_RWXRIGHTS_MASTER_PE(n, x) \
- (((uint32_t)(((uint32_t)(x)) << SYSMPU_REGION_RWXRIGHTS_MASTER_PE_SHIFT(n))) & SYSMPU_REGION_RWXRIGHTS_MASTER_PE_MASK(n))
-
-/*! @brief SYSMPU masters with normal read write permission bit shift. */
-#define SYSMPU_REGION_RWRIGHTS_MASTER_SHIFT(n) ((n - SYSMPU_MASTER_RWATTRIBUTE_START_PORT) * 2 + 24)
-
-/*! @brief SYSMPU masters with normal read write rights bit mask. */
-#define SYSMPU_REGION_RWRIGHTS_MASTER_MASK(n) (0x3u << SYSMPU_REGION_RWRIGHTS_MASTER_SHIFT(n))
-
-/*! @brief SYSMPU masters with normal read write rights priority setting. */
-#define SYSMPU_REGION_RWRIGHTS_MASTER(n, x) \
- (((uint32_t)(((uint32_t)(x)) << SYSMPU_REGION_RWRIGHTS_MASTER_SHIFT(n))) & SYSMPU_REGION_RWRIGHTS_MASTER_MASK(n))
-
-
-/*! @brief Describes the number of SYSMPU regions. */
-typedef enum _sysmpu_region_total_num
-{
- kSYSMPU_8Regions = 0x0U, /*!< SYSMPU supports 8 regions. */
- kSYSMPU_12Regions = 0x1U, /*!< SYSMPU supports 12 regions. */
- kSYSMPU_16Regions = 0x2U /*!< SYSMPU supports 16 regions. */
-} sysmpu_region_total_num_t;
-
-/*! @brief SYSMPU slave port number. */
-typedef enum _sysmpu_slave
-{
- kSYSMPU_Slave0 = 0U, /*!< SYSMPU slave port 0. */
- kSYSMPU_Slave1 = 1U, /*!< SYSMPU slave port 1. */
- kSYSMPU_Slave2 = 2U, /*!< SYSMPU slave port 2. */
- kSYSMPU_Slave3 = 3U, /*!< SYSMPU slave port 3. */
- kSYSMPU_Slave4 = 4U, /*!< SYSMPU slave port 4. */
-#if FSL_FEATURE_SYSMPU_SLAVE_COUNT > 5
- kSYSMPU_Slave5 = 5U, /*!< SYSMPU slave port 5. */
-#endif
-#if FSL_FEATURE_SYSMPU_SLAVE_COUNT > 6
- kSYSMPU_Slave6 = 6U, /*!< SYSMPU slave port 6. */
-#endif
-#if FSL_FEATURE_SYSMPU_SLAVE_COUNT > 7
- kSYSMPU_Slave7 = 7U, /*!< SYSMPU slave port 7. */
-#endif
-} sysmpu_slave_t;
-
-/*! @brief SYSMPU error access control detail. */
-typedef enum _sysmpu_err_access_control
-{
- kSYSMPU_NoRegionHit = 0U, /*!< No region hit error. */
- kSYSMPU_NoneOverlappRegion = 1U, /*!< Access single region error. */
- kSYSMPU_OverlappRegion = 2U /*!< Access overlapping region error. */
-} sysmpu_err_access_control_t;
-
-/*! @brief SYSMPU error access type. */
-typedef enum _sysmpu_err_access_type
-{
- kSYSMPU_ErrTypeRead = 0U, /*!< SYSMPU error access type --- read. */
- kSYSMPU_ErrTypeWrite = 1U /*!< SYSMPU error access type --- write. */
-} sysmpu_err_access_type_t;
-
-/*! @brief SYSMPU access error attributes.*/
-typedef enum _sysmpu_err_attributes
-{
- kSYSMPU_InstructionAccessInUserMode = 0U, /*!< Access instruction error in user mode. */
- kSYSMPU_DataAccessInUserMode = 1U, /*!< Access data error in user mode. */
- kSYSMPU_InstructionAccessInSupervisorMode = 2U, /*!< Access instruction error in supervisor mode. */
- kSYSMPU_DataAccessInSupervisorMode = 3U /*!< Access data error in supervisor mode. */
-} sysmpu_err_attributes_t;
-
-/*! @brief SYSMPU access rights in supervisor mode for bus master 0 ~ 3. */
-typedef enum _sysmpu_supervisor_access_rights
-{
- kSYSMPU_SupervisorReadWriteExecute = 0U, /*!< Read write and execute operations are allowed in supervisor mode. */
- kSYSMPU_SupervisorReadExecute = 1U, /*!< Read and execute operations are allowed in supervisor mode. */
- kSYSMPU_SupervisorReadWrite = 2U, /*!< Read write operations are allowed in supervisor mode. */
- kSYSMPU_SupervisorEqualToUsermode = 3U /*!< Access permission equal to user mode. */
-} sysmpu_supervisor_access_rights_t;
-
-/*! @brief SYSMPU access rights in user mode for bus master 0 ~ 3. */
-typedef enum _sysmpu_user_access_rights
-{
- kSYSMPU_UserNoAccessRights = 0U, /*!< No access allowed in user mode. */
- kSYSMPU_UserExecute = 1U, /*!< Execute operation is allowed in user mode. */
- kSYSMPU_UserWrite = 2U, /*!< Write operation is allowed in user mode. */
- kSYSMPU_UserWriteExecute = 3U, /*!< Write and execute operations are allowed in user mode. */
- kSYSMPU_UserRead = 4U, /*!< Read is allowed in user mode. */
- kSYSMPU_UserReadExecute = 5U, /*!< Read and execute operations are allowed in user mode. */
- kSYSMPU_UserReadWrite = 6U, /*!< Read and write operations are allowed in user mode. */
- kSYSMPU_UserReadWriteExecute = 7U /*!< Read write and execute operations are allowed in user mode. */
-} sysmpu_user_access_rights_t;
-
-/*! @brief SYSMPU hardware basic information. */
-typedef struct _sysmpu_hardware_info
-{
- uint8_t hardwareRevisionLevel; /*!< Specifies the SYSMPU's hardware and definition reversion level. */
- uint8_t slavePortsNumbers; /*!< Specifies the number of slave ports connected to SYSMPU. */
- sysmpu_region_total_num_t regionsNumbers; /*!< Indicates the number of region descriptors implemented. */
-} sysmpu_hardware_info_t;
-
-/*! @brief SYSMPU detail error access information. */
-typedef struct _sysmpu_access_err_info
-{
- uint32_t master; /*!< Access error master. */
- sysmpu_err_attributes_t attributes; /*!< Access error attributes. */
- sysmpu_err_access_type_t accessType; /*!< Access error type. */
- sysmpu_err_access_control_t accessControl; /*!< Access error control. */
- uint32_t address; /*!< Access error address. */
-#if FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER
- uint8_t processorIdentification; /*!< Access error processor identification. */
-#endif /* FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER */
-} sysmpu_access_err_info_t;
-
-/*! @brief SYSMPU read/write/execute rights control for bus master 0 ~ 3. */
-typedef struct _sysmpu_rwxrights_master_access_control
-{
- sysmpu_supervisor_access_rights_t superAccessRights; /*!< Master access rights in supervisor mode. */
- sysmpu_user_access_rights_t userAccessRights; /*!< Master access rights in user mode. */
-#if FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER
- bool processIdentifierEnable; /*!< Enables or disables process identifier. */
-#endif /* FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER */
-} sysmpu_rwxrights_master_access_control_t;
-
-/*! @brief SYSMPU read/write access control for bus master 4 ~ 7. */
-typedef struct _sysmpu_rwrights_master_access_control
-{
- bool writeEnable; /*!< Enables or disables write permission. */
- bool readEnable; /*!< Enables or disables read permission. */
-} sysmpu_rwrights_master_access_control_t;
-
-/*!
- * @brief SYSMPU region configuration structure.
- *
- * This structure is used to configure the regionNum region.
- * The accessRights1[0] ~ accessRights1[3] are used to configure the bus master
- * 0 ~ 3 with the privilege rights setting. The accessRights2[0] ~ accessRights2[3]
- * are used to configure the high master 4 ~ 7 with the normal read write permission.
- * The master port assignment is the chip configuration. Normally, the core is the
- * master 0, debugger is the master 1.
- * Note that the SYSMPU assigns a priority scheme where the debugger is treated as the highest
- * priority master followed by the core and then all the remaining masters.
- * SYSMPU protection does not allow writes from the core to affect the "regionNum 0" start
- * and end address nor the permissions associated with the debugger. It can only write
- * the permission fields associated with the other masters. This protection guarantees that
- * the debugger always has access to the entire address space and those rights can't
- * be changed by the core or any other bus master. Prepare
- * the region configuration when regionNum is 0.
- */
-typedef struct _sysmpu_region_config
-{
- uint32_t regionNum; /*!< SYSMPU region number, range form 0 ~ FSL_FEATURE_SYSMPU_DESCRIPTOR_COUNT - 1. */
- uint32_t startAddress; /*!< Memory region start address. Note: bit0 ~ bit4 always be marked as 0 by SYSMPU. The actual
- start address is 0-modulo-32 byte address. */
- uint32_t endAddress; /*!< Memory region end address. Note: bit0 ~ bit4 always be marked as 1 by SYSMPU. The actual end
- address is 31-modulo-32 byte address. */
- sysmpu_rwxrights_master_access_control_t accessRights1[4]; /*!< Masters with read, write and execute rights setting. */
- sysmpu_rwrights_master_access_control_t accessRights2[4]; /*!< Masters with normal read write rights setting. */
-#if FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER
- uint8_t processIdentifier; /*!< Process identifier used when "processIdentifierEnable" set with true. */
- uint8_t
- processIdMask; /*!< Process identifier mask. The setting bit will ignore the same bit in process identifier. */
-#endif /* FSL_FEATURE_SYSMPU_HAS_PROCESS_IDENTIFIER */
-} sysmpu_region_config_t;
-
-/*!
- * @brief The configuration structure for the SYSMPU initialization.
- *
- * This structure is used when calling the SYSMPU_Init function.
- */
-typedef struct _sysmpu_config
-{
- sysmpu_region_config_t regionConfig; /*!< Region access permission. */
- struct _sysmpu_config *next; /*!< Pointer to the next structure. */
-} sysmpu_config_t;
-
-/*******************************************************************************
- * API
- ******************************************************************************/
-
-#if defined(__cplusplus)
-extern "C" {
-#endif /* _cplusplus */
-
-/*!
- * @name Initialization and deinitialization
- * @{
- */
-
-/*!
- * @brief Initializes the SYSMPU with the user configuration structure.
- *
- * This function configures the SYSMPU module with the user-defined configuration.
- *
- * @param base SYSMPU peripheral base address.
- * @param config The pointer to the configuration structure.
- */
-void SYSMPU_Init(SYSMPU_Type *base, const sysmpu_config_t *config);
-
-/*!
- * @brief Deinitializes the SYSMPU regions.
- *
- * @param base SYSMPU peripheral base address.
- */
-void SYSMPU_Deinit(SYSMPU_Type *base);
-
-/* @}*/
-
-/*!
- * @name Basic Control Operations
- * @{
- */
-
-/*!
- * @brief Enables/disables the SYSMPU globally.
- *
- * Call this API to enable or disable the SYSMPU module.
- *
- * @param base SYSMPU peripheral base address.
- * @param enable True enable SYSMPU, false disable SYSMPU.
- */
-static inline void SYSMPU_Enable(SYSMPU_Type *base, bool enable)
-{
- if (enable)
- {
- /* Enable the SYSMPU globally. */
- base->CESR |= SYSMPU_CESR_VLD_MASK;
- }
- else
- { /* Disable the SYSMPU globally. */
- base->CESR &= ~SYSMPU_CESR_VLD_MASK;
- }
-}
-
-/*!
- * @brief Enables/disables the SYSMPU for a special region.
- *
- * When SYSMPU is enabled, call this API to disable an unused region
- * of an enabled SYSMPU. Call this API to minimize the power dissipation.
- *
- * @param base SYSMPU peripheral base address.
- * @param number SYSMPU region number.
- * @param enable True enable the special region SYSMPU, false disable the special region SYSMPU.
- */
-static inline void SYSMPU_RegionEnable(SYSMPU_Type *base, uint32_t number, bool enable)
-{
- if (enable)
- {
- /* Enable the #number region SYSMPU. */
- base->WORD[number][3] |= SYSMPU_WORD_VLD_MASK;
- }
- else
- { /* Disable the #number region SYSMPU. */
- base->WORD[number][3] &= ~SYSMPU_WORD_VLD_MASK;
- }
-}
-
-/*!
- * @brief Gets the SYSMPU basic hardware information.
- *
- * @param base SYSMPU peripheral base address.
- * @param hardwareInform The pointer to the SYSMPU hardware information structure. See "sysmpu_hardware_info_t".
- */
-void SYSMPU_GetHardwareInfo(SYSMPU_Type *base, sysmpu_hardware_info_t *hardwareInform);
-
-/*!
- * @brief Sets the SYSMPU region.
- *
- * Note: Due to the SYSMPU protection, the region number 0 does not allow writes from
- * core to affect the start and end address nor the permissions associated with
- * the debugger. It can only write the permission fields associated
- * with the other masters.
- *
- * @param base SYSMPU peripheral base address.
- * @param regionConfig The pointer to the SYSMPU user configuration structure. See "sysmpu_region_config_t".
- */
-void SYSMPU_SetRegionConfig(SYSMPU_Type *base, const sysmpu_region_config_t *regionConfig);
-
-/*!
- * @brief Sets the region start and end address.
- *
- * Memory region start address. Note: bit0 ~ bit4 is always marked as 0 by SYSMPU.
- * The actual start address by SYSMPU is 0-modulo-32 byte address.
- * Memory region end address. Note: bit0 ~ bit4 always be marked as 1 by SYSMPU.
- * The end address used by the SYSMPU is 31-modulo-32 byte address.
- * Note: Due to the SYSMPU protection, the startAddr and endAddr can't be
- * changed by the core when regionNum is 0.
- *
- * @param base SYSMPU peripheral base address.
- * @param regionNum SYSMPU region number. The range is from 0 to
- * FSL_FEATURE_SYSMPU_DESCRIPTOR_COUNT - 1.
- * @param startAddr Region start address.
- * @param endAddr Region end address.
- */
-void SYSMPU_SetRegionAddr(SYSMPU_Type *base, uint32_t regionNum, uint32_t startAddr, uint32_t endAddr);
-
-/*!
- * @brief Sets the SYSMPU region access rights for masters with read, write, and execute rights.
- * The SYSMPU access rights depend on two board classifications of bus masters.
- * The privilege rights masters and the normal rights masters.
- * The privilege rights masters have the read, write, and execute access rights.
- * Except the normal read and write rights, the execute rights are also
- * allowed for these masters. The privilege rights masters normally range from
- * bus masters 0 - 3. However, the maximum master number is device-specific.
- * See the "SYSMPU_PRIVILEGED_RIGHTS_MASTER_MAX_INDEX".
- * The normal rights masters access rights control see
- * "SYSMPU_SetRegionRwMasterAccessRights()".
- *
- * @param base SYSMPU peripheral base address.
- * @param regionNum SYSMPU region number. Should range from 0 to
- * FSL_FEATURE_SYSMPU_DESCRIPTOR_COUNT - 1.
- * @param masterNum SYSMPU bus master number. Should range from 0 to
- * SYSMPU_PRIVILEGED_RIGHTS_MASTER_MAX_INDEX.
- * @param accessRights The pointer to the SYSMPU access rights configuration. See "sysmpu_rwxrights_master_access_control_t".
- */
-void SYSMPU_SetRegionRwxMasterAccessRights(SYSMPU_Type *base,
- uint32_t regionNum,
- uint32_t masterNum,
- const sysmpu_rwxrights_master_access_control_t *accessRights);
-#if FSL_FEATURE_SYSMPU_MASTER_COUNT > 4
-/*!
- * @brief Sets the SYSMPU region access rights for masters with read and write rights.
- * The SYSMPU access rights depend on two board classifications of bus masters.
- * The privilege rights masters and the normal rights masters.
- * The normal rights masters only have the read and write access permissions.
- * The privilege rights access control see "SYSMPU_SetRegionRwxMasterAccessRights".
- *
- * @param base SYSMPU peripheral base address.
- * @param regionNum SYSMPU region number. The range is from 0 to
- * FSL_FEATURE_SYSMPU_DESCRIPTOR_COUNT - 1.
- * @param masterNum SYSMPU bus master number. Should range from SYSMPU_MASTER_RWATTRIBUTE_START_PORT
- * to ~ FSL_FEATURE_SYSMPU_MASTER_COUNT - 1.
- * @param accessRights The pointer to the SYSMPU access rights configuration. See "sysmpu_rwrights_master_access_control_t".
- */
-void SYSMPU_SetRegionRwMasterAccessRights(SYSMPU_Type *base,
- uint32_t regionNum,
- uint32_t masterNum,
- const sysmpu_rwrights_master_access_control_t *accessRights);
-#endif /* FSL_FEATURE_SYSMPU_MASTER_COUNT > 4 */
-/*!
- * @brief Gets the numbers of slave ports where errors occur.
- *
- * @param base SYSMPU peripheral base address.
- * @param slaveNum SYSMPU slave port number.
- * @return The slave ports error status.
- * true - error happens in this slave port.
- * false - error didn't happen in this slave port.
- */
-bool SYSMPU_GetSlavePortErrorStatus(SYSMPU_Type *base, sysmpu_slave_t slaveNum);
-
-/*!
- * @brief Gets the SYSMPU detailed error access information.
- *
- * @param base SYSMPU peripheral base address.
- * @param slaveNum SYSMPU slave port number.
- * @param errInform The pointer to the SYSMPU access error information. See "sysmpu_access_err_info_t".
- */
-void SYSMPU_GetDetailErrorAccessInfo(SYSMPU_Type *base, sysmpu_slave_t slaveNum, sysmpu_access_err_info_t *errInform);
-
-/* @} */
-
-#if defined(__cplusplus)
-}
-#endif
-
-/*! @}*/
-
-#endif /* _FSL_SYSMPU_H_ */