80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
/*
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* Copyright (c) 2014 Wind River Systems, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @file
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* @brief Freescale K6x microprocessor MPU register definitions
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*
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* This module defines the Memory Protection Unit (MPU) Registers for the K6x
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* Family of microprocessors.
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* NOTE: Not all the registers are currently defined here - only those that are
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* currently used.
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*/
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#ifndef _K6xMPU_H_
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#define _K6xMPU_H_
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define MPU_VALID_MASK 0x01
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#define MPU_SLV_PORT_ERR_MASK 0xF8
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union CESR {
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uint32_t value;
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struct {
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uint8_t valid : 1 __packed; /* MPU valid/enable */
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uint8_t res_1 : 7 __packed; /* RAZ/WI */
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uint8_t numRgnDescs : 4 __packed; /* # of regions */
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uint8_t numSlvPorts : 4 __packed; /* # of slave ports */
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uint8_t hwRevLvl : 4 __packed; /* Hardware revision */
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uint8_t res_20 : 3 __packed; /* RAZ/WI */
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uint8_t res_23 : 1 __packed; /* RAO/WI */
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uint8_t res_24 : 3 __packed; /* RAZ/WI */
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uint8_t slvPortNErr : 5 __packed; /* slave port N err */
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} field;
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}; /* 0x000 Control/Error Status Register */
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#define MPU_NUM_SLV_PORTS 5
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#define MPU_NUM_REGIONS 12
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#define MPU_NUM_WORDS_PER_REGION 4
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struct K6x_MPU {
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union CESR ctrlErrStatus; /* 0x0000 */
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uint32_t errAddr0; /* 0x0010 */
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uint32_t errDetail0; /* 0x0014 */
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uint32_t errAddr1; /* 0x0018 */
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uint32_t errDetail1; /* 0x001C */
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uint32_t errAddr2; /* 0x0020 */
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uint32_t errDetail2; /* 0x0024 */
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uint32_t errAddr3; /* 0x0028 */
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uint32_t errDetail3; /* 0x002C */
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uint32_t errAddr4; /* 0x0030 */
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uint32_t errDetail4; /* 0x0034 */
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uint32_t rgnDesc[MPU_NUM_REGIONS][MPU_NUM_WORDS_PER_REGION]; /* 0x0400
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*/
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uint32_t rgnDescAltAccCtrl[MPU_NUM_REGIONS]; /* 0x0800 */
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}; /* K6x Microntroller PMC module */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _K6xMPU_H_ */
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