sifdma.h

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/*
# _____     ___ ____     ___ ____
#  ____|   |    ____|   |        | |____|
# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
#-----------------------------------------------------------------------
# Copyright 2001-2004, ps2dev - http://www.ps2dev.org
# Licenced under Academic Free License version 2.0
# Review ps2sdk README & LICENSE files for further details.
*/
 
#ifndef __SIFDMA_H__
#define __SIFDMA_H__
 
#include <tamtypes.h>
 
#define SIF_DMA_INT_I   0x2
#define SIF_DMA_INT_O   0x4
 
#define SIF_DMA_ERT     0x40
 
#define SIF_REG_ID_SYSTEM       0x80000000
 
enum _sif_regs {
        SIF_REG_MAINADDR = 1,
        SIF_REG_SUBADDR,
        SIF_REG_MSFLAG,
        SIF_REG_SMFLAG,
 
        //Used with the EE kernel. Not actually physical registers like the above, but are implemented in software.
        SIF_SYSREG_SUBADDR      = SIF_REG_ID_SYSTEM|0,
        SIF_SYSREG_MAINADDR,
        SIF_SYSREG_RPCINIT,
};
 
//Status bits for the SM and MS SIF registers
#define SIF_STAT_SIFINIT        0x10000
#define SIF_STAT_CMDINIT        0x20000
#define SIF_STAT_BOOTEND        0x40000
 
typedef struct t_SifDmaTransfer
{
   void                         *src,
                                *dest;
   int                          size;
   int                          attr;
} SifDmaTransfer_t;
 
#ifdef __cplusplus
extern "C" {
#endif
 
u32 SifSetDma(SifDmaTransfer_t *sdd, s32 len);
s32 SifDmaStat(u32 id);
 
#ifdef __cplusplus
}
#endif
 
#endif /* __SIFDMA_H__ */