#ifndef _DOLPHIN_SI_H_
#define _DOLPHIN_SI_H_

#include <dolphin/os/OSSerial.h>

#define PAD_CHAN0_BIT 0x80000000
#define PAD_CHAN1_BIT 0x40000000
#define PAD_CHAN2_BIT 0x20000000
#define PAD_CHAN3_BIT 0x10000000

#define PAD_CHAN_ALL_BIT (PAD_CHAN0_BIT | PAD_CHAN1_BIT | PAD_CHAN2_BIT | PAD_CHAN3_BIT)

#define SI_ERROR_UNDER_RUN 0x0001
#define SI_ERROR_OVER_RUN 0x0002
#define SI_ERROR_COLLISION 0x0004
#define SI_ERROR_NO_RESPONSE 0x0008
#define SI_ERROR_WRST 0x0010
#define SI_ERROR_RDST 0x0020
#define SI_ERROR_UNKNOWN 0x0040
#define SI_ERROR_BUSY 0x0080

#define SI_TYPE_MASK 0x18000000u
#define SI_TYPE_N64 0x00000000u
#define SI_TYPE_DOLPHIN 0x08000000u
#define SI_TYPE_GC SI_TYPE_DOLPHIN
#define SI_GC_WIRELESS 0x80000000
#define SI_GC_NOMOTOR 0x20000000
#define SI_GC_STANDARD 0x01000000
#define SI_WIRELESS_RECEIVED 0x40000000
#define SI_WIRELESS_IR 0x04000000
#define SI_WIRELESS_STATE 0x02000000
#define SI_WIRELESS_ORIGIN 0x00200000
#define SI_WIRELESS_FIX_ID 0x00100000
#define SI_WIRELESS_TYPE 0x000f0000
#define SI_WIRELESS_LITE_MASK 0x000c0000
#define SI_WIRELESS_LITE 0x00040000
#define SI_WIRELESS_CONT_MASK 0x00080000
#define SI_WIRELESS_CONT 0x00000000
#define SI_WIRELESS_ID 0x00c0ff00
#define SI_WIRELESS_TYPE_ID (SI_WIRELESS_TYPE | SI_WIRELESS_ID)
#define SI_N64_CONTROLLER (SI_TYPE_N64 | 0x05000000)
#define SI_N64_MIC (SI_TYPE_N64 | 0x00010000)
#define SI_N64_KEYBOARD (SI_TYPE_N64 | 0x00020000)
#define SI_N64_MOUSE (SI_TYPE_N64 | 0x02000000)
#define SI_GBA (SI_TYPE_N64 | 0x00040000)
#define SI_GC_CONTROLLER (SI_TYPE_GC | SI_GC_STANDARD)
#define SI_GC_RECEIVER (SI_TYPE_GC | SI_GC_WIRELESS)
#define SI_GC_WAVEBIRD                                                                             \
  (SI_TYPE_GC | SI_GC_WIRELESS | SI_GC_STANDARD | SI_WIRELESS_STATE | SI_WIRELESS_FIX_ID)
#define SI_GC_KEYBOARD (SI_TYPE_GC | 0x00200000)
#define SI_GC_STEERING (SI_TYPE_GC | 0x00000000)

#define SI_MAX_CHAN 4

typedef void (*SICallback)(s32 chan, u32 sr, OSContext *context);
typedef void (*SITypeAndStatusCallback)(s32 chan, u32 type);

BOOL SITransfer(s32 chan, void *output, u32 outputBytes, void *input, u32 inputBytes,
                SICallback callback, OSTime delay);
u32 SIGetCommand(long chan);
u32 SIEnablePolling(u32 poll);
u32 SIDisablePolling(u32 poll);
u32 SISetXY(u32 x, u32 y);
void SITransferCommands(void);
BOOL SIBusy(void);


#endif // _DOLPHIN_SI_H_