/* Coldfire C Header File * Copyright Freescale Semiconductor Inc * All rights reserved. * * 2008/05/23 Revision: 0.81 * * (c) Copyright UNIS, a.s. 1997-2008 * UNIS, a.s. * Jundrovska 33 * 624 00 Brno * Czech Republic * http : www.processorexpert.com * mail : info@processorexpert.com */ #ifndef __MCF5475_MMU_H__ #define __MCF5475_MMU_H__ /********************************************************************* * * Memory Management Unit (MMU) * *********************************************************************/ /* Register read/write macros */ /* note the uint32_t_a - this is to avoid gcc warnings about pointer aliasing */ #define MCF_MMU_MMUCR (*(volatile uint32_t_a*)(&_MMUBAR[0])) #define MCF_MMU_MMUOR (*(volatile uint32_t_a*)(&_MMUBAR[0x4])) #define MCF_MMU_MMUSR (*(volatile uint32_t_a*)(&_MMUBAR[0x8])) #define MCF_MMU_MMUAR (*(volatile uint32_t_a*)(&_MMUBAR[0x10])) #define MCF_MMU_MMUTR (*(volatile uint32_t_a*)(&_MMUBAR[0x14])) #define MCF_MMU_MMUDR (*(volatile uint32_t_a*)(&_MMUBAR[0x18])) /* Bit definitions and macros for MCF_MMU_MMUCR */ #define MCF_MMU_MMUCR_EN (0x1) #define MCF_MMU_MMUCR_ASM (0x2) /* Bit definitions and macros for MCF_MMU_MMUOR */ #define MCF_MMU_MMUOR_UAA (0x1) #define MCF_MMU_MMUOR_ACC (0x2) #define MCF_MMU_MMUOR_RW (0x4) #define MCF_MMU_MMUOR_ADR (0x8) #define MCF_MMU_MMUOR_ITLB (0x10) #define MCF_MMU_MMUOR_CAS (0x20) #define MCF_MMU_MMUOR_CNL (0x40) #define MCF_MMU_MMUOR_CA (0x80) #define MCF_MMU_MMUOR_STLB (0x100) #define MCF_MMU_MMUOR_AA(x) (((x)&0xFFFF)<<0x10) /* Bit definitions and macros for MCF_MMU_MMUSR */ #define MCF_MMU_MMUSR_HIT (0x2) #define MCF_MMU_MMUSR_WF (0x8) #define MCF_MMU_MMUSR_RF (0x10) #define MCF_MMU_MMUSR_SPF (0x20) /* Bit definitions and macros for MCF_MMU_MMUAR */ #define MCF_MMU_MMUAR_FA(x) (((x)&0xFFFFFFFF)<<0) /* Bit definitions and macros for MCF_MMU_MMUTR */ #define MCF_MMU_MMUTR_V (0x1) #define MCF_MMU_MMUTR_SG (0x2) #define MCF_MMU_MMUTR_ID(x) (((x)&0xFF)<<0x2) #define MCF_MMU_MMUTR_VA(x) (((x)&0x3FFFFF)<<0xA) /* Bit definitions and macros for MCF_MMU_MMUDR */ #define MCF_MMU_MMUDR_LK (0x2) #define MCF_MMU_MMUDR_X (0x4) #define MCF_MMU_MMUDR_W (0x8) #define MCF_MMU_MMUDR_R (0x10) #define MCF_MMU_MMUDR_SP (0x20) #define MCF_MMU_MMUDR_CM(x) (((x)&0x3)<<0x6) #define MCF_MMU_MMUDR_SZ(x) (((x)&0x3)<<0x8) #define MCF_MMU_MMUDR_PA(x) (((x)&0x3FFFFF)<<0xA) #endif /* __MCF5475_MMU_H__ */