| /****************************************************************************** |
| * |
| * Copyright (C) 2012 - 2015 Xilinx, Inc. All rights reserved. |
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| * Use of the Software is limited solely to applications: |
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| /*****************************************************************************/ |
| /** |
| * @file xil_mmu.h |
| * |
| * @addtogroup a9_mmu_apis Cortex A9 Processor MMU Functions |
| * |
| * MMU functions equip users to enable MMU, disable MMU and modify default |
| * memory attributes of MMU table as per the need. |
| * |
| * @{ |
| * |
| * <pre> |
| * MODIFICATION HISTORY: |
| * |
| * Ver Who Date Changes |
| * ----- ---- -------- --------------------------------------------------- |
| * 1.00a sdm 01/12/12 Initial version |
| * 4.2 pkp 07/21/14 Included xil_types.h file which contains definition for |
| * u32 which resolves issue of CR#805869 |
| * 5.4 pkp 23/11/15 Added attribute definitions for Xil_SetTlbAttributes API |
| * </pre> |
| * |
| * |
| ******************************************************************************/ |
| |
| #ifndef XIL_MMU_H |
| #define XIL_MMU_H |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif /* __cplusplus */ |
| |
| /***************************** Include Files *********************************/ |
| |
| #include "xil_types.h" |
| |
| /***************** Macros (Inline Functions) Definitions *********************/ |
| |
| /**************************** Type Definitions *******************************/ |
| |
| /************************** Constant Definitions *****************************/ |
| |
| /* Memory type */ |
| #define NORM_NONCACHE 0x11DE2 /* Normal Non-cacheable */ |
| #define STRONG_ORDERED 0xC02 /* Strongly ordered */ |
| #define DEVICE_MEMORY 0xC06 /* Device memory */ |
| #define RESERVED 0x0 /* reserved memory */ |
| |
| /* Normal write-through cacheable shareable */ |
| #define NORM_WT_CACHE 0x16DEA |
| |
| /* Normal write back cacheable shareable */ |
| #define NORM_WB_CACHE 0x15DE6 |
| |
| /* shareability attribute */ |
| #define SHAREABLE (0x1 << 16) |
| #define NON_SHAREABLE (~(0x1 << 16)) |
| |
| /* Execution type */ |
| #define EXECUTE_NEVER ((0x1 << 4) | (0x1 << 0)) |
| |
| /************************** Variable Definitions *****************************/ |
| |
| /************************** Function Prototypes ******************************/ |
| |
| void Xil_SetTlbAttributes(INTPTR Addr, u32 attrib); |
| void Xil_EnableMMU(void); |
| void Xil_DisableMMU(void); |
| |
| #ifdef __cplusplus |
| } |
| #endif /* __cplusplus */ |
| |
| #endif /* XIL_MMU_H */ |
| /** |
| * @} End of "addtogroup a9_mmu_apis". |
| */ |