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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [ARM7_AT91FR40008_GCC/] [ebi.h] - Rev 820
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//*----------------------------------------------------------------------------- //* ATMEL Microcontroller Software Support - ROUSSET - //*----------------------------------------------------------------------------- //* The software is delivered "AS IS" without warranty or condition of any //* kind, either express, implied or statutory. This includes without //* limitation any warranty or condition with respect to merchantability or //* fitness for any particular purpose, or against the infringements of //* intellectual property rights of others. //*----------------------------------------------------------------------------- //* File Name : ebi.h //* Object : External Bus Interface Definition File //* Translator : ARM Software Development Toolkit V2.11a //* //* 1.0 03/11/97 JCZ : Creation //* 2.0 21/10/98 JCZ : Clean up //*----------------------------------------------------------------------------- #ifndef ebi_h #define ebi_h /*----------------------------------------*/ /* Memory Controller Interface Definition */ /*----------------------------------------*/ typedef struct { at91_reg EBI_CSR[8] ; /* Chip Select Register */ at91_reg EBI_RCR ; /* Remap Control Register */ at91_reg EBI_MCR ; /* Memory Control Register */ } StructEBI ; /*-----------------------*/ /* Chip Select Registers */ /*-----------------------*/ /* Data Bus Width */ #define DataBus16 (1<<0) #define DataBus8 (2<<0) #define DBW (3<<0) /* Number of Wait States */ #define B_NWS 2 #define WaitState1 (0<<B_NWS) #define WaitState2 (1<<B_NWS) #define WaitState3 (2<<B_NWS) #define WaitState4 (3<<B_NWS) #define WaitState5 (4<<B_NWS) #define WaitState6 (5<<B_NWS) #define WaitState7 (6<<B_NWS) #define WaitState8 (7<<B_NWS) #define NWS (7<<B_NWS) /* Wait State Enable */ #define WaitStateDisable (0<<5) #define WaitStateEnable (1<<5) #define WSE (1<<5) /* Page size */ #define PageSize1M (0<<7) #define PageSize4M (1<<7) #define PageSize16M (2<<7) #define PageSize64M (3<<7) #define PAGES (3<<7) /* Number of Data Float Output Time Clock Cycle */ #define B_TDF 9 #define tDF_0cycle (0<<B_TDF) #define tDF_1cycle (1<<B_TDF) #define tDF_2cycle (2<<B_TDF) #define tDF_3cycle (3<<B_TDF) #define tDF_4cycle (4<<B_TDF) #define tDF_5cycle (5<<B_TDF) #define tDF_6cycle (6<<B_TDF) #define tDF_7cycle (7<<B_TDF) #define TDF (7<<B_TDF) /* Byte Access Type */ #define ByteWriteAccessType (0<<12) #define ByteSelectAccessType (1<<12) #define BAT 1<<12) /* Chip Select Enable */ #define CSEnable (1<<13) #define CSDisable (0<<13) #define CSE (1<<13) #define BA ((u_int)(0xFFF)<<20) /*-------------------------*/ /* Memory Control Register */ /*-------------------------*/ /* Address Line Enable */ #define ALE (7<<0) #define BankSize16M (0<<0) #define BankSize8M (4<<0) #define BankSize4M (5<<0) #define BankSize2M (6<<0) #define BankSize1M (7<<0) /* Data Read Protocol */ #define StandardReadProtocol (0<<4) #define EarlyReadProtocol (1<<4) #define DRP (1<<4) /*------------------------*/ /* Remap Control Register */ /*------------------------*/ #define RCB (1<<0) /*--------------------------------*/ /* Device Dependancies Definition */ /*--------------------------------*/ #ifdef AT91M40400 /* External Bus Interface User Interface BAse Address */ #define EBI_BASE ((StructEBI *) 0xFFE00000) #endif #endif /* ebi_h */
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