packet2_types.h

/*
# _____     ___ ____     ___ ____
#  ____|   |    ____|   |        | |____|
# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
#-----------------------------------------------------------------------
# (c) 2020 h4570 Sandro Sobczyński <sandro.sobczynski@gmail.com>
# Licenced under Academic Free License version 2.0
# Review ps2sdk README & LICENSE files for further details.
*/
 
#ifndef __PACKET2_DATA_TYPES_H__
#define __PACKET2_DATA_TYPES_H__
 
#include <tamtypes.h>
 
enum Packet2Mode
{
    P2_MODE_NORMAL = 0,
    P2_MODE_CHAIN = 1,
};
 
enum Packet2Type
{
    P2_TYPE_NORMAL = 0x00000000,
    P2_TYPE_UNCACHED = 0x20000000,
    P2_TYPE_UNCACHED_ACCL = 0x30000000,
    P2_TYPE_SPRAM = 0x70000000
};
 
enum DmaTagType
{
    P2_DMA_TAG_REFE = 0,
    P2_DMA_TAG_CNT = 1,
    P2_DMA_TAG_NEXT = 2,
    P2_DMA_TAG_REF = 3,
    P2_DMA_TAG_REFS = 4,
    P2_DMA_TAG_CALL = 5,
    P2_DMA_TAG_RET = 6,
    P2_DMA_TAG_END = 7
};
 
typedef struct
{
    u64 QWC : 16;
    u64 PAD : 10;
    u64 PCE : 2;
    u64 ID : 3;
    u64 IRQ : 1;
    u64 ADDR : 31;
    u64 SPR : 1;
    u32 OPT1;
    u32 OPT2;
} dma_tag_t __attribute__((aligned(16)));
 
enum UnpackMode
{
    P2_UNPACK_S_32 = 0x00,
    P2_UNPACK_S_16 = 0x01,
    P2_UNPACK_S_8 = 0x02,
    P2_UNPACK_V2_32 = 0x04,
    P2_UNPACK_V2_16 = 0x05,
    P2_UNPACK_V2_8 = 0x06,
    P2_UNPACK_V3_32 = 0x08,
    P2_UNPACK_V3_16 = 0x09,
    P2_UNPACK_V3_8 = 0x0A,
    P2_UNPACK_V4_32 = 0x0C,
    P2_UNPACK_V4_16 = 0x0D,
    P2_UNPACK_V4_8 = 0x0E,
    P2_UNPACK_V4_5 = 0x0F,
};
 
enum VIFOpcode
{
    P2_VIF_NOP = 0,
    P2_VIF_STCYCL = 1,
    P2_VIF_OFFSET = 2,
    P2_VIF_BASE = 3,
    P2_VIF_ITOP = 4,
    P2_VIF_STMOD = 5,
    P2_VIF_MSKPATH3 = 6,
    P2_VIF_MARK = 7,
    P2_VIF_FLUSHE = 16,
    P2_VIF_FLUSH = 17,
    P2_VIF_FLUSHA = 19,
    P2_VIF_MSCAL = 20,
    P2_VIF_MSCNT = 23,
    P2_VIF_MSCALF = 21,
    P2_VIF_STMASK = 32,
    P2_VIF_STROW = 48,
    P2_VIF_STCOL = 49,
    P2_VIF_MPG = 74,
    P2_VIF_DIRECT = 80,
    P2_VIF_DIRECTHL = 81
};
 
typedef struct
{
    u32 immediate : 16;
    u32 num : 8;
    u32 cmd : 8;
} vif_code_t;
 
typedef struct
{
    u16 max_qwords_count;
    enum Packet2Type type;
    enum Packet2Mode mode;
    u8 tte;
    qword_t *base __attribute__((aligned(64)));
    qword_t *next;
    dma_tag_t *tag_opened_at;
    vif_code_t *vif_code_opened_at;
} packet2_t;
 
typedef union
{
    struct
    {
        unsigned int m0 : 2;
        unsigned int m1 : 2;
        unsigned int m2 : 2;
        unsigned int m3 : 2;
        unsigned int m4 : 2;
        unsigned int m5 : 2;
        unsigned int m6 : 2;
        unsigned int m7 : 2;
        unsigned int m8 : 2;
        unsigned int m9 : 2;
        unsigned int m10 : 2;
        unsigned int m11 : 2;
        unsigned int m12 : 2;
        unsigned int m13 : 2;
        unsigned int m14 : 2;
        unsigned int m15 : 2;
    };
    unsigned int m;
} Mask;
 
#endif /* __PACKET2_DATA_TYPES_H__ */