iop_regs.h

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#ifndef __IOP_REGS_H__
#define __IOP_REGS_H__
 
#include <tamtypes.h>
 
#define A_IOP_SIF0_HANDLER ((vu32 *)(0x000003C0))
#define A_IOP_SIF1_HANDLER ((vu32 *)(0x000003D0))
#define A_IOP_SIF2_HANDLER ((vu32 *)(0x000003E0))
 
#define M_reg8(___base, ___reg_num) ((vu8 *)(___base + (___reg_num)))

#define R_CDVD_N_CMD M_reg8(A_CDVD_REG_BASE, 0x04)

#define R_CDVD_N_CMD_STATUS     M_reg8(A_CDVD_REG_BASE, 0x05)
#define R_CDVD_N_CMD_PARAM_FIFO M_reg8(A_CDVD_REG_BASE, 0x05)
 
#define R_CDVD_LAST_ERROR M_reg8(A_CDVD_REG_BASE, 0x06)
 
// 0x01 is written to this register to cause a "break" to occur, along with an interrupt.
#define R_CDVD_REG07 M_reg8(A_CDVD_REG_BASE, 0x07)
 
/* TRAY_STAT is read to get the status of the drive tray.
 * Tray status:
 * bit      explaination
 * ---      ------------
 *   0      Tray Open(1 if tray is open, 0 if closed)
 * 1-7      Unknown
 */
#define R_CDVD_TRAY_STATUS M_reg8(A_CDVD_REG_BASE, 0x0A)

#define CDVD_TRAY_STAT_OPEN (1 << 0)
 
#define R_CDVD_DISK_TYPE M_reg8(A_CDVD_REG_BASE, 0x0F)

#define R_CDVD_S_CMD M_reg8(A_CDVD_REG_BASE, 0x16)
 
/* CDVD Register 0x17 is written to add a parameter to the S-command param FIFO
 * and read to determine command status.
 * Command status:
 * bit      explaination
 * ---      ------------
 *   0      Unknown
 *   1      Unknown
 *   2      Unknown
 *   3      Unknown
 *   4      Unknown
 *   5      Unknown
 *   6      result FIFO empty(0 = result in FIFO, 1 = result FIFO is empty)
 *   7      busy(1 if currently processing a command)
 */
#define R_CDVD_S_STATUS     M_reg8(A_CDVD_REG_BASE, 0x17)
#define R_CDVD_S_PARAM_FIFO M_reg8(A_CDVD_REG_BASE, 0x17)
 
#define CDVD_S_STAT_RFIFO_EMPTY (1 << 6)
#define CDVD_S_STAT_BUSY        (1 << 7)

#define R_CDVD_S_RES_FIFO M_reg8(A_CDVD_REG_BASE, 0x18)
 
#define R_CDVD_KEY_DATA0 M_reg8(A_CDVD_REG_BASE, 0x20)
#define R_CDVD_KEY_DATA1 M_reg8(A_CDVD_REG_BASE, 0x21)
#define R_CDVD_KEY_DATA2 M_reg8(A_CDVD_REG_BASE, 0x22)
#define R_CDVD_KEY_DATA3 M_reg8(A_CDVD_REG_BASE, 0x23)
#define R_CDVD_KEY_DATA4 M_reg8(A_CDVD_REG_BASE, 0x24)
 
#define R_CDVD_KEY_DATA5 M_reg8(A_CDVD_REG_BASE, 0x28)
#define R_CDVD_KEY_DATA6 M_reg8(A_CDVD_REG_BASE, 0x29)
#define R_CDVD_KEY_DATA7 M_reg8(A_CDVD_REG_BASE, 0x2A)
#define R_CDVD_KEY_DATA8 M_reg8(A_CDVD_REG_BASE, 0x2B)
#define R_CDVD_KEY_DATA9 M_reg8(A_CDVD_REG_BASE, 0x2C)
 
#define R_CDVD_KEY_DATAA M_reg8(A_CDVD_REG_BASE, 0x30)
#define R_CDVD_KEY_DATAB M_reg8(A_CDVD_REG_BASE, 0x31)
#define R_CDVD_KEY_DATAC M_reg8(A_CDVD_REG_BASE, 0x32)
#define R_CDVD_KEY_DATAD M_reg8(A_CDVD_REG_BASE, 0x33)
#define R_CDVD_KEY_DATAE M_reg8(A_CDVD_REG_BASE, 0x34)

#define R_CDVD_KEY_FLAGS M_reg8(A_CDVD_REG_BASE, 0x38)

#define R_CDVD_KEY_XOR M_reg8(A_CDVD_REG_BASE, 0x39)

#define R_CDVD_DEC_CTRL M_reg8(A_CDVD_REG_BASE, 0x3A)
 
// bits for CDVD_DEC_CTRL(bits 4-7 are "rotate left number")
#define CDVD_DEC_XOR_EN  (1 << 0)
#define CDVD_DEC_ROTL_EN (1 << 1)
#define CDVD_DEC_UNK_EN  (1 << 2)
#define CDVD_DEC_SWAP_EN (1 << 3)
 
 
#define A_IOP_IRQ_CTRL 0xBF801450
#define A_IOP_REG_1454 0xBF801454

#define A_PS1_1F801018 0x1F801018

#define A_PS1_1F801020 0x1F801020
 
 
#define A_PS1_SIO0_DATA 0x1F801040
#define A_PS1_SIO0_STAT 0x1F801044
#define A_PS1_SIO0_MODE 0x1F801048
#define A_PS1_SIO0_CTRL 0x1F80104A
#define A_PS1_SIO0_BAUD 0x1F80104E
 
#define A_PS1_SIO1_DATA 0x1F801050
#define A_PS1_SIO1_STAT 0x1F801054
#define A_PS1_SIO1_MODE 0x1F801058
#define A_PS1_SIO1_CTRL 0x1F80105A
#define A_PS1_SIO1_BAUD 0x1F80105E
 
#define A_PS1_RAM_SIZE 0x1F801060
 
#define A_IOP_I_STAT 0xBF801070
#define A_IOP_I_MASK 0xBF801074
 
#define A_IOP_IREG_1078 0xBF801078
#define A_IOP_IREG_107C 0xBF80107C
 
#define A_IOP_D0_MADR 0xBF801080
#define A_IOP_D0_BCR  0xBF801084
#define A_IOP_D0_CHCR 0xBF801088
 
#define A_IOP_D1_MADR 0xBF801090
#define A_IOP_D1_BCR  0xBF801094
#define A_IOP_D1_CHCR 0xBF801098
 
#define A_IOP_D2_MADR 0xBF8010A0
#define A_IOP_D2_BCR  0xBF8010A4
#define A_IOP_D2_CHCR 0xBF8010A8
 
#define A_IOP_D3_MADR 0xBF8010B0
#define A_IOP_D3_BCR  0xBF8010B4
#define A_IOP_D3_CHCR 0xBF8010B8
 
#define A_IOP_D4_MADR 0xBF8010C0
#define A_IOP_D4_BCR  0xBF8010C4
#define A_IOP_D4_CHCR 0xBF8010C8
#define A_IOP_D4_TADR 0xBF8010CC
 
#define A_IOP_D5_MADR 0xBF8010D0
#define A_IOP_D5_BCR  0xBF8010D4
#define A_IOP_D5_CHCR 0xBF8010D8
 
#define A_IOP_D6_MADR 0xBF8010E0
#define A_IOP_D6_BCR  0xBF8010E4
#define A_IOP_D6_CHCR 0xBF8010E8
 
#define A_IOP_SIF_1450 0xBF801450
#define A_IOP_SIF_1454 0xBF801454
 
#define A_IOP_BF80146E 0xBF80146E
#define A_IOP_BF801470 0xBF801470
#define A_IOP_BF801472 0xBF801472
 
#define A_IOP_D7_MADR 0xBF801500
#define A_IOP_D7_BCR  0xBF801504
#define A_IOP_D7_CHCR 0xBF801508
 
#define A_IOP_D8_MADR 0xBF801510
#define A_IOP_D8_BCR  0xBF801514
#define A_IOP_D8_CHCR 0xBF801518
 
#define A_IOP_D9_MADR 0xBF801520
#define A_IOP_D9_BCR  0xBF801524
#define A_IOP_D9_CHCR 0xBF801528
#define A_IOP_D9_TADR 0xBF80152C
 
#define A_IOP_D10_MADR 0xBF801530
#define A_IOP_D10_BCR  0xBF801534
#define A_IOP_D10_CHCR 0xBF801538
 
#define A_IOP_D11_MADR 0xBF801540
#define A_IOP_D11_BCR  0xBF801544
#define A_IOP_D11_CHCR 0xBF801548
 
#define A_IOP_D12_MADR 0xBF801550
#define A_IOP_D12_BCR  0xBF801554
#define A_IOP_D12_CHCR 0xBF801558
 
#define A_IOP_DMAC_1560 0xBF801560
#define A_IOP_DMAC_1564 0xBF801564
#define A_IOP_DMAC_1568 0xBF801568
 
#define A_IOP_DPCR  0xBF8010F0
#define A_IOP_DPCR2 0xBF801570
#define A_IOP_DPCR3 0xBF8015F0
 
#define A_IOP_DICR  0xBF8010F4
#define A_IOP_DICR2 0xBF801574
#define A_IOP_DICR3 0xBF80157C
 
#define A_IOP_DMAC_1578 0xBF801578
 
#define A_PS1_CD_REG0 0x1F801800
#define A_PS1_CD_REG1 0x1F801801
#define A_PS1_CD_REG2 0x1F801802
#define A_PS1_CD_REG3 0x1F801803
 
#define A_IOP_GPU_DATA 0x1F801810
#define A_IOP_GPU_CTRL 0x1F801814
 
// $1f801c00-$1f801dff
#define A_IOP_SPU1_BASE 0x1F801C00
 
#define A_IOP_UNK_2070 0xBF802070
 
#define A_IOP_BF803200 0xBF803200
#define A_IOP_BF803204 0xBF803204
#define A_IOP_BF803218 0xBF803218
#define A_IOP_BF808400 0xBF808400
#define A_IOP_BF808414 0xBF808414
#define A_IOP_BF80844C 0xBF80844C
#define A_IOP_BF808420 0xBF808420
#define A_IOP_BF808428 0xBF808428
#define A_IOP_BF808430 0xBF808430
#define A_IOP_BF80847C 0xBF80847C
 
#define A_IOP_SBUS_REG_BASE 0xBD000000
 
// Register pointer definitions
 
// IOP/EE IRQ control?
#define R_IOP_IRQ_CTRL ((vu32 *)(A_IOP_IRQ_CTRL))
 
// ??? related to IOP/EE communication?
#define R_IOP_REG_1454 ((vu32 *)(A_IOP_REG_1454))
 
// PS1 SIO0(pad/card slots) All 16-bit?
#define R_PS1_SIO0_DATA ((vu16 *)(A_PS1_SIO0_DATA))
#define R_PS1_SIO0_STAT ((vu16 *)(A_PS1_SIO0_STAT))
#define R_PS1_SIO0_MODE ((vu16 *)(A_PS1_SIO0_MODE))
#define R_PS1_SIO0_CTRL ((vu16 *)(A_PS1_SIO0_CTRL))
#define R_PS1_SIO0_BAUD ((vu16 *)(A_PS1_SIO0_BAUD))
 
// PS1 SIO1(serial port) All 16-bit?
// note: these are just duplicated from SIO0 infos!
#define R_PS1_SIO1_DATA ((vu16 *)(A_PS1_SIO1_DATA))
#define R_PS1_SIO1_STAT ((vu16 *)(A_PS1_SIO1_STAT))
#define R_PS1_SIO1_MODE ((vu16 *)(A_PS1_SIO1_MODE))
#define R_PS1_SIO1_CTRL ((vu16 *)(A_PS1_SIO1_CTRL))
#define R_PS1_SIO1_BAUD ((vu16 *)(A_PS1_SIO1_BAUD))
 
// ??
#define R_PS1_RAM_SIZE ((vu32 *)(A_PS1_RAM_SIZE))
 
#define R_IOP_I_STAT ((vu32 *)(A_IOP_I_STAT))
#define R_IOP_I_MASK ((vu32 *)(A_IOP_I_MASK))
 
// unknown functions, likely interrupt/dma related.
#define R_IOP_IREG_1078 ((vu32 *)(A_IOP_IREG_1078))
#define R_IOP_IREG_107C ((vu32 *)(A_IOP_IREG_107C))
 
// IOP DMAC Registers
#define R_IOP_D0_MADR ((vu32 *)(A_IOP_D0_MADR))
#define R_IOP_D0_BCR  ((vu32 *)(A_IOP_D0_BCR))
#define R_IOP_D0_CHCR ((vu32 *)(A_IOP_D0_CHCR))
 
#define R_IOP_D1_MADR ((vu32 *)(A_IOP_D1_MADR))
#define R_IOP_D1_BCR  ((vu32 *)(A_IOP_D1_BCR))
#define R_IOP_D1_CHCR ((vu32 *)(A_IOP_D1_CHCR))
 
#define R_IOP_D2_MADR   ((vu32 *)(A_IOP_D2_MADR))
#define R_IOP_D2_BCR    ((vu32 *)(A_IOP_D2_BCR))
#define R_IOP_D2_BCR_BS ((vu16 *)(A_IOP_D2_BCR + 0x00))
#define R_IOP_D2_BCR_BC ((vu16 *)(A_IOP_D2_BCR + 0x02))
#define R_IOP_D2_CHCR   ((vu32 *)(A_IOP_D2_CHCR))
 
#define R_IOP_D3_MADR ((vu32 *)(A_IOP_D3_MADR))
#define R_IOP_D3_BCR  ((vu32 *)(A_IOP_D3_BCR))
#define R_IOP_D3_CHCR ((vu32 *)(A_IOP_D3_CHCR))
 
#define R_IOP_D4_MADR ((vu32 *)(A_IOP_D4_MADR))
#define R_IOP_D4_BCR  ((vu32 *)(A_IOP_D4_BCR))
#define R_IOP_D4_CHCR ((vu32 *)(A_IOP_D4_CHCR))
#define R_IOP_D4_TADR ((vu32 *)(A_IOP_D4_TADR))
 
#define R_IOP_D5_MADR ((vu32 *)(A_IOP_D5_MADR))
#define R_IOP_D5_BCR  ((vu32 *)(A_IOP_D5_BCR))
#define R_IOP_D5_CHCR ((vu32 *)(A_IOP_D5_CHCR))
 
#define R_IOP_D6_MADR ((vu32 *)(A_IOP_D6_MADR))
#define R_IOP_D6_BCR  ((vu32 *)(A_IOP_D6_BCR))
#define R_IOP_D6_CHCR ((vu32 *)(A_IOP_D6_CHCR))
 
#define R_IOP_D7_MADR ((vu32 *)(A_IOP_D7_MADR))
#define R_IOP_D7_BCR  ((vu32 *)(A_IOP_D7_BCR))
#define R_IOP_D7_CHCR ((vu32 *)(A_IOP_D7_CHCR))
 
#define R_IOP_D8_MADR ((vu32 *)(A_IOP_D8_MADR))
#define R_IOP_D8_BCR  ((vu32 *)(A_IOP_D8_BCR))
#define R_IOP_D8_CHCR ((vu32 *)(A_IOP_D8_CHCR))
 
#define R_IOP_D9_MADR ((vu32 *)(A_IOP_D9_MADR))
#define R_IOP_D9_BCR  ((vu32 *)(A_IOP_D9_BCR))
#define R_IOP_D9_CHCR ((vu32 *)(A_IOP_D9_CHCR))
#define R_IOP_D9_TADR ((vu32 *)(A_IOP_D9_TADR))
 
#define R_IOP_D10_MADR ((vu32 *)(A_IOP_D10_MADR))
#define R_IOP_D10_BCR  ((vu32 *)(A_IOP_D10_BCR))
#define R_IOP_D10_CHCR ((vu32 *)(A_IOP_D10_CHCR))
 
#define R_IOP_D11_MADR ((vu32 *)(A_IOP_D11_MADR))
#define R_IOP_D11_BCR  ((vu32 *)(A_IOP_D11_BCR))
#define R_IOP_D11_CHCR ((vu32 *)(A_IOP_D11_CHCR))
 
#define R_IOP_D12_MADR ((vu32 *)(A_IOP_D12_MADR))
#define R_IOP_D12_BCR  ((vu32 *)(A_IOP_D12_BCR))
#define R_IOP_D12_CHCR ((vu32 *)(A_IOP_D12_CHCR))
 
// These are some type of extended DMA control/address
// Reg 1560 is for SIF0(CH9), 1564 is for SIF1(CH10) and 1568 is for "SPU"(CH4) though "SPU" seems odd, perhaps SIF2??
#define R_IOP_DMAC_1560 ((vu32 *)(A_IOP_DMAC_1560))
#define R_IOP_DMAC_1564 ((vu32 *)(A_IOP_DMAC_1564))
#define R_IOP_DMAC_1568 ((vu32 *)(A_IOP_DMAC_1568))
 
#define R_IOP_DPCR  ((vu32 *)(A_IOP_DPCR))
#define R_IOP_DPCR2 ((vu32 *)(A_IOP_DPCR2))
#define R_IOP_DPCR3 ((vu32 *)(A_IOP_DPCR3))
 
#define R_IOP_DICR  ((vu32 *)(A_IOP_DICR))
#define R_IOP_DICR2 ((vu32 *)(A_IOP_DICR2))
#define R_IOP_DICR3 ((vu32 *)(A_IOP_DICR3))

#define R_IOP_DMAC_1578 ((vu32 *)(A_IOP_DMAC_1578))
 
// SIF/SBUS
 
#define R_IOP_SIF_1450 ((vu32 *)(A_IOP_SIF_1450))
#define R_IOP_SIF_1454 ((vu32 *)(A_IOP_SIF_1454))
 
 
 
#define R_PS1_CD_REG0 ((vu8 *)(A_PS1_CD_REG0))
#define R_PS1_CD_REG1 ((vu8 *)(A_PS1_CD_REG1))
#define R_PS1_CD_REG2 ((vu8 *)(A_PS1_CD_REG2))
#define R_PS1_CD_REG3 ((vu8 *)(A_PS1_CD_REG3))
 
#define R_IOP_GPU_DATA ((vu32 *)(A_IOP_GPU_DATA))
#define R_IOP_GPU_CTRL ((vu32 *)(A_IOP_GPU_CTRL))
 
#define R_IOP_UNK_2070 ((vu32 *)(A_IOP_UNK_2070))

#define R_IOP_SBUS_REG_BASE ((vu32 *)(A_IOP_SBUS_REG_BASE))
 
// Accessed by EECONF.IRX:
 
// accessed as 8-bit
#define R_IOP_BF80146E ((vu8 *)(A_IOP_BF80146E))
 
// accessed as 16-bit
#define R_IOP_BF801470 ((vu16 *)(A_IOP_BF801470))
#define R_IOP_BF801472 ((vu16 *)(A_IOP_BF801472))
 
// accessed as 8-bit
#define R_IOP_BF803200 ((vu8 *)(A_IOP_BF803200))
#define R_IOP_BF803204 ((vu8 *)(A_IOP_BF803204))
#define R_IOP_BF803218 ((vu8 *)(A_IOP_BF803218))
 
// 32-bit??
#define R_IOP_BF808400 ((vu32 *)(A_IOP_BF808400))
#define R_IOP_BF808414 ((vu32 *)(A_IOP_BF808414))
#define R_IOP_BF80844C ((vu32 *)(A_IOP_BF80844C))
#define R_IOP_BF808420 ((vu32 *)(A_IOP_BF808420))
#define R_IOP_BF808428 ((vu32 *)(A_IOP_BF808428))
#define R_IOP_BF808430 ((vu32 *)(A_IOP_BF808430))
#define R_IOP_BF80847C ((vu32 *)(A_IOP_BF80847C))

#define IOP_CHCR_30 (1 << 30)

#define IOP_CHCR_TR (1 << 24)

#define IOP_CHCR_LI (1 << 10)

#define IOP_CHCR_CO (1 << 9)
 
// Unknown
#define IOP_CHCR_08 (1 << 8)

#define IOP_CHCR_DR (1 << 0)
 
#define IOP_TO_MEM   0
#define IOP_FROM_MEM 1
 
#define IOP_I_STAT_VB   (1 << 0)
#define IOP_I_STAT_SBUS (1 << 1)
 
//Borrowed from XPARAM patch applier by krat0s
//Bit 31 of GM_IF is for the IOP type.
#define GM_IF ((vu32 *)0x1F801450) 
#define GM_IOP_TYPE (0x80000000)
 
#define IOP_CPU_TYPE (*GM_IF & GM_IOP_TYPE)
#define IOP_TYPE_MIPSR3000 0
#define IOP_TYPE_POWERPC   1
 
#endif /* __IOP_REGS_H__ */