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__ */