ps2_reg_defs.h

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#ifndef __PS2_REG_DEFS_H__
#define __PS2_REG_DEFS_H__
 
#include <tamtypes.h>
#include <ee_regs.h>
#include <iop_regs.h>
 
typedef struct st_PS2_SBUS_Registers
{
    vu32 main_addr;
    vu32 pad0[3];
    vu32 sub_addr;
    vu32 pad1[3];
    vu32 ms_flag;
    vu32 pad2[3];
    vu32 sm_flag;
    vu32 pad3[3];
 
    vu32 reg_40;
    vu32 pad4[3];
    vu32 reg_50;
    vu32 pad5[3];
    vu32 reg_60;
    vu32 pad6[3];
    vu32 reg_70;
    vu32 pad7[3];
} PS2_SBUS_Registers;
 
// "modes" for SIF transfers.
#define SIF_XFER_MODE_IN  (0 << 0)
#define SIF_XFER_MODE_OUT (1 << 0)
 
// IRQ bits for "PS2_IRQ" register.
#define PS2_IRQ_UNK0  (0)
#define PS2_IRQ_SBUS  (1)
#define PS2_IRQ_UNK2  (2)
#define PS2_IRQ_UNK3  (3)
#define PS2_IRQ_UNK4  (4)
#define PS2_IRQ_SIF0  (5)
#define PS2_IRQ_SIF1  (6)
#define PS2_IRQ_SIF2  (7)
#define PS2_IRQ_UNK8  (8)
#define PS2_IRQ_UNK9  (9)
#define PS2_IRQ_UNK10 (10)

#define SBUS_CTRL_PGPU_INT (1 << 0)

#define SBUS_CTRL_MSCLK (1 << 8)

#define SBUS_CTRL_MSINT (1 << 18)

#define SBUS_CTRL_PS1_RESET (1 << 19)
 
#define R_PS2_SBUS(__base_addr, __reg_no) ((vu32 *)((u32)(__base_addr) + (__reg_no * 0x10)))
 
#define R_EE_SBUS(__reg_no)  R_PS2_SBUS(A_EE_SBUS_REG_BASE, (__reg_no))
#define R_IOP_SBUS(__reg_no) R_PS2_SBUS(A_IOP_SBUS_REG_BASE, (__reg_no))
 
#define PS2_SBUS_MS_ADDR (0)
#define PS2_SBUS_SM_ADDR (1)
#define PS2_SBUS_MS_FLAG (2)
#define PS2_SBUS_SM_FLAG (3)
#define PS2_SBUS_REG4    (4)
#define PS2_SBUS_REG5    (5)
#define PS2_SBUS_REG6    (6)
#define PS2_SBUS_REG7    (7)
 
// DMA related
#define PS2_DMA_TO_MEM   (0)
#define PS2_DMA_FROM_MEM (1)
 
// SIF..
#define SIF_FLAG_INIT (1 << 16)
 
#endif /* __PS2_REG_DEFS_H__ */