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Annotation of hatari/src/includes/ioMem.h, revision 1.1

1.1     ! root        1: /*
        !             2:   Hatari - ioMem.h
        !             3: 
        !             4:   This file is distributed under the GNU Public License, version 2 or at
        !             5:   your option any later version. Read the file gpl.txt for details.
        !             6: */
        !             7: 
        !             8: #ifndef HATARI_IOMEM_H
        !             9: #define HATARI_IOMEM_H
        !            10: 
        !            11: #if 0
        !            12: #include "sysdeps.h"
        !            13: #include "maccess.h"
        !            14: #include "main.h"
        !            15: #else
        !            16: /* TODO: IoMem will later become independent from STRam... */
        !            17: #include "stMemory.h"
        !            18: #define IoMem STRam
        !            19: #endif
        !            20: 
        !            21: 
        !            22: extern Uint32 IoAccessBaseAddress;
        !            23: extern Uint32 IoAccessCurrentAddress;
        !            24: extern int nIoMemAccessSize;
        !            25: 
        !            26: 
        !            27: /*-----------------------------------------------------------------------*/
        !            28: /*
        !            29:   Read 32-bit word from IO memory space without interception.
        !            30:   NOTE - value will be converted to PC endian.
        !            31: */
        !            32: static inline Uint32 IoMem_ReadLong(Uint32 Address)
        !            33: {
        !            34:        Address &= 0x0ffffff;
        !            35:        return do_get_mem_long(&IoMem[Address]);
        !            36: }
        !            37: 
        !            38: /*-----------------------------------------------------------------------*/
        !            39: /*
        !            40:   Read 16-bit word from IO memory space without interception.
        !            41:   NOTE - value will be converted to PC endian.
        !            42: */
        !            43: static inline Uint16 IoMem_ReadWord(Uint32 Address)
        !            44: {
        !            45:        Address &= 0x0ffffff;
        !            46:        return do_get_mem_word(&IoMem[Address]);
        !            47: }
        !            48: 
        !            49: /*-----------------------------------------------------------------------*/
        !            50: /*
        !            51:   Read 8-bit byte from IO memory space without interception.
        !            52: */
        !            53: static inline Uint8 IoMem_ReadByte(Uint32 Address)
        !            54: {
        !            55:        Address &= 0x0ffffff;
        !            56:        return IoMem[Address];
        !            57: }
        !            58: 
        !            59: 
        !            60: /*-----------------------------------------------------------------------*/
        !            61: /*
        !            62:   Write 32-bit word into IO memory space without interception.
        !            63:   NOTE - value will be convert to 68000 endian
        !            64: */
        !            65: static inline void IoMem_WriteLong(Uint32 Address, Uint32 Var)
        !            66: {
        !            67:        Address &= 0x0ffffff;
        !            68:        do_put_mem_long(&IoMem[Address], Var);
        !            69: }
        !            70: 
        !            71: /*-----------------------------------------------------------------------*/
        !            72: /*
        !            73:   Write 16-bit word into IO memory space without interception.
        !            74:   NOTE - value will be convert to 68000 endian.
        !            75: */
        !            76: static inline void IoMem_WriteWord(Uint32 Address, Uint16 Var)
        !            77: {
        !            78:        Address &= 0xffffff;
        !            79:        do_put_mem_word(&IoMem[Address], Var);
        !            80: }
        !            81: 
        !            82: /*-----------------------------------------------------------------------*/
        !            83: /*
        !            84:   Write 8-bit byte into IO memory space without interception.
        !            85: */
        !            86: static inline void IoMem_WriteByte(Uint32 Address, Uint8 Var)
        !            87: {
        !            88:        Address &= 0x0ffffff;
        !            89:        IoMem[Address] = Var;
        !            90: }
        !            91: 
        !            92: 
        !            93: extern void IoMem_Init(void);
        !            94: extern void IoMem_UnInit(void);
        !            95: 
        !            96: extern uae_u32 IoMem_bget(uaecptr addr);
        !            97: extern uae_u32 IoMem_wget(uaecptr addr);
        !            98: extern uae_u32 IoMem_lget(uaecptr addr);
        !            99: 
        !           100: extern void IoMem_bput(uaecptr addr, uae_u32 val);
        !           101: extern void IoMem_wput(uaecptr addr, uae_u32 val);
        !           102: extern void IoMem_lput(uaecptr addr, uae_u32 val);
        !           103: 
        !           104: extern void IoMem_BusErrorEvenReadAccess(void);
        !           105: extern void IoMem_BusErrorOddReadAccess(void);
        !           106: extern void IoMem_BusErrorEvenWriteAccess(void);
        !           107: extern void IoMem_BusErrorOddWriteAccess(void);
        !           108: extern void IoMem_VoidRead(void);
        !           109: extern void IoMem_VoidWrite(void);
        !           110: extern void IoMem_WriteWithoutInterception(void);
        !           111: extern void IoMem_ReadWithoutInterception(void);
        !           112: 
        !           113: #endif

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