flycast/core/hw/holly/sb.h

784 lines
30 KiB
C

/*
Nice helper #defines
*/
#pragma once
#include "types.h"
u32 sb_ReadMem(u32 addr,u32 sz);
void sb_WriteMem(u32 addr,u32 data,u32 sz);
void sb_Init();
void sb_Reset(bool Manual);
void sb_Term();
extern Array<RegisterStruct> sb_regs;
#define SB_BASE 0x005F6800
//0x005F6800 SB_C2DSTAT RW ch2-DMA destination address
#define SB_C2DSTAT_addr 0x005F6800
//0x005F6804 SB_C2DLEN RW ch2-DMA length
#define SB_C2DLEN_addr 0x005F6804
//0x005F6808 SB_C2DST RW ch2-DMA start
#define SB_C2DST_addr 0x005F6808
//0x005F6810 SB_SDSTAW RW Sort-DMA start link table address
#define SB_SDSTAW_addr 0x005F6810
//0x005F6814 SB_SDBAAW RW Sort-DMA link base address
#define SB_SDBAAW_addr 0x005F6814
//0x005F6818 SB_SDWLT RW Sort-DMA link address bit width
#define SB_SDWLT_addr 0x005F6818
//0x005F681C SB_SDLAS RW Sort-DMA link address shift control
#define SB_SDLAS_addr 0x005F681C
//0x005F6820 SB_SDST RW Sort-DMA start
#define SB_SDST_addr 0x005F6820
//0x005F6860 SB_SDDIV R(?) Sort-DMA LAT index (guess)
#define SB_SDDIV_addr 0x005F6860
//0x005F6840 SB_DBREQM RW DBREQ# signal mask control
#define SB_DBREQM_addr 0x005F6840
//0x005F6844 SB_BAVLWC RW BAVL# signal wait count
#define SB_BAVLWC_addr 0x005F6844
//0x005F6848 SB_C2DPRYC RW DMA (TA/Root Bus) priority count
#define SB_C2DPRYC_addr 0x005F6848
//0x005F684C SB_C2DMAXL RW ch2-DMA maximum burst length
#define SB_C2DMAXL_addr 0x005F684C
//0x005F6880 SB_TFREM R TA FIFO remaining amount
#define SB_TFREM_addr 0x005F6880
//0x005F6884 SB_LMMODE0 RW Via TA texture memory bus select 0
#define SB_LMMODE0_addr 0x005F6884
//0x005F6888 SB_LMMODE1 RW Via TA texture memory bus select 1
#define SB_LMMODE1_addr 0x005F6888
//0x005F688C SB_FFST R FIFO status
#define SB_FFST_addr 0x005F688C
//0x005F6890 SB_SFRES W System reset
#define SB_SFRES_addr 0x005F6890
//0x005F689C SB_SBREV R System bus revision number
#define SB_SBREV_addr 0x005F689C
//0x005F68A0 SB_RBSPLT RW SH4 Root Bus split enable
#define SB_RBSPLT_addr 0x005F68A0
//0x005F6900 SB_ISTNRM RW Normal interrupt status
#define SB_ISTNRM_addr 0x005F6900
//0x005F6904 SB_ISTEXT R External interrupt status
#define SB_ISTEXT_addr 0x005F6904
//0x005F6908 SB_ISTERR RW Error interrupt status
#define SB_ISTERR_addr 0x005F6908
//0x005F6910 SB_IML2NRM RW Level 2 normal interrupt mask
#define SB_IML2NRM_addr 0x005F6910
//0x005F6914 SB_IML2EXT RW Level 2 external interrupt mask
#define SB_IML2EXT_addr 0x005F6914
//0x005F6918 SB_IML2ERR RW Level 2 error interrupt mask
#define SB_IML2ERR_addr 0x005F6918
//0x005F6920 SB_IML4NRM RW Level 4 normal interrupt mask
#define SB_IML4NRM_addr 0x005F6920
//0x005F6924 SB_IML4EXT RW Level 4 external interrupt mask
#define SB_IML4EXT_addr 0x005F6924
//0x005F6928 SB_IML4ERR RW Level 4 error interrupt mask
#define SB_IML4ERR_addr 0x005F6928
//0x005F6930 SB_IML6NRM RW Level 6 normal interrupt mask
#define SB_IML6NRM_addr 0x005F6930
//0x005F6934 SB_IML6EXT RW Level 6 external interrupt mask
#define SB_IML6EXT_addr 0x005F6934
//0x005F6938 SB_IML6ERR RW Level 6 error interrupt mask
#define SB_IML6ERR_addr 0x005F6938
//0x005F6940 SB_PDTNRM RW Normal interrupt PVR-DMA startup mask
#define SB_PDTNRM_addr 0x005F6940
//0x005F6944 SB_PDTEXT RW External interrupt PVR-DMA startup mask
#define SB_PDTEXT_addr 0x005F6944
//0x005F6950 SB_G2DTNRM RW Normal interrupt G2-DMA startup mask
#define SB_G2DTNRM_addr 0x005F6950
//0x005F6954 SB_G2DTEXT RW External interrupt G2-DMA startup mask
#define SB_G2DTEXT_addr 0x005F6954
//0x005F6C04 SB_MDSTAR RW Maple-DMA command table address
#define SB_MDSTAR_addr 0x005F6C04
//0x005F6C10 SB_MDTSEL RW Maple-DMA trigger select
#define SB_MDTSEL_addr 0x005F6C10
//0x005F6C14 SB_MDEN RW Maple-DMA enable
#define SB_MDEN_addr 0x005F6C14
//0x005F6C18 SB_MDST RW Maple-DMA start
#define SB_MDST_addr 0x005F6C18
//0x005F6C80 SB_MSYS RW Maple system control
#define SB_MSYS_addr 0x005F6C80
//0x005F6C84 SB_MST R Maple status
#define SB_MST_addr 0x005F6C84
//0x005F6C88 SB_MSHTCL W Maple-DMA hard trigger clear
#define SB_MSHTCL_addr 0x005F6C88
//0x005F6C8C SB_MDAPRO W Maple-DMA address range
#define SB_MDAPRO_addr 0x005F6C8C
//0x005F6CE8 SB_MMSEL RW Maple MSB selection
#define SB_MMSEL_addr 0x005F6CE8
//0x005F6CF4 SB_MTXDAD R Maple Txd address counter
#define SB_MTXDAD_addr 0x005F6CF4
//0x005F6CF8 SB_MRXDAD R Maple Rxd address counter
#define SB_MRXDAD_addr 0x005F6CF8
//0x005F6CFC SB_MRXDBD R Maple Rxd base address
#define SB_MRXDBD_addr 0x005F6CFC
//0x005F7404 SB_GDSTAR RW GD-DMA start address
#define SB_GDSTAR_addr 0x005F7404
//0x005F7408 SB_GDLEN RW GD-DMA length
#define SB_GDLEN_addr 0x005F7408
//0x005F740C SB_GDDIR RW GD-DMA direction
#define SB_GDDIR_addr 0x005F740C
//0x005F7414 SB_GDEN RW GD-DMA enable
#define SB_GDEN_addr 0x005F7414
//0x005F7418 SB_GDST RW GD-DMA start
#define SB_GDST_addr 0x005F7418
//0x005F7480 SB_G1RRC W System ROM read access timing
#define SB_G1RRC_addr 0x005F7480
//0x005F7484 SB_G1RWC W System ROM write access timing
#define SB_G1RWC_addr 0x005F7484
//0x005F7488 SB_G1FRC W Flash ROM read access timing
#define SB_G1FRC_addr 0x005F7488
//0x005F748C SB_G1FWC W Flash ROM write access timing
#define SB_G1FWC_addr 0x005F748C
//0x005F7490 SB_G1CRC W GD PIO read access timing
#define SB_G1CRC_addr 0x005F7490
//0x005F7494 SB_G1CWC W GD PIO write access timing
#define SB_G1CWC_addr 0x005F7494
//0x005F74A0 SB_G1GDRC W GD-DMA read access timing
#define SB_G1GDRC_addr 0x005F74A0
//0x005F74A4 SB_G1GDWC W GD-DMA write access timing
#define SB_G1GDWC_addr 0x005F74A4
//0x005F74B0 SB_G1SYSM R System mode
#define SB_G1SYSM_addr 0x005F74B0
//0x005F74B4 SB_G1CRDYC W G1IORDY signal control
#define SB_G1CRDYC_addr 0x005F74B4
//0x005F74B8 SB_GDAPRO W GD-DMA address range
#define SB_GDAPRO_addr 0x005F74B8
//0x005F74F4 SB_GDSTARD R GD-DMA address count (on Root Bus)
#define SB_GDSTARD_addr 0x005F74F4
//0x005F74F8 SB_GDLEND R GD-DMA transfer counter
#define SB_GDLEND_addr 0x005F74F8
//0x005F7800 SB_ADSTAG RW AICA:G2-DMA G2 start address
#define SB_ADSTAG_addr 0x005F7800
//0x005F7804 SB_ADSTAR RW AICA:G2-DMA system memory start address
#define SB_ADSTAR_addr 0x005F7804
//0x005F7808 SB_ADLEN RW AICA:G2-DMA length
#define SB_ADLEN_addr 0x005F7808
//0x005F780C SB_ADDIR RW AICA:G2-DMA direction
#define SB_ADDIR_addr 0x005F780C
//0x005F7810 SB_ADTSEL RW AICA:G2-DMA trigger select
#define SB_ADTSEL_addr 0x005F7810
//0x005F7814 SB_ADEN RW AICA:G2-DMA enable
#define SB_ADEN_addr 0x005F7814
//0x005F7818 SB_ADST RW AICA:G2-DMA start
#define SB_ADST_addr 0x005F7818
//0x005F781C SB_ADSUSP RW AICA:G2-DMA suspend
#define SB_ADSUSP_addr 0x005F781C
//0x005F7820 SB_E1STAG RW Ext1:G2-DMA G2 start address
#define SB_E1STAG_addr 0x005F7820
//0x005F7824 SB_E1STAR RW Ext1:G2-DMA system memory start address
#define SB_E1STAR_addr 0x005F7824
//0x005F7828 SB_E1LEN RW Ext1:G2-DMA length
#define SB_E1LEN_addr 0x005F7828
//0x005F782C SB_E1DIR RW Ext1:G2-DMA direction
#define SB_E1DIR_addr 0x005F782C
//0x005F7830 SB_E1TSEL RW Ext1:G2-DMA trigger select
#define SB_E1TSEL_addr 0x005F7830
//0x005F7834 SB_E1EN RW Ext1:G2-DMA enable
#define SB_E1EN_addr 0x005F7834
//0x005F7838 SB_E1ST RW Ext1:G2-DMA start
#define SB_E1ST_addr 0x005F7838
//0x005F783C SB_E1SUSP RW Ext1: G2-DMA suspend
#define SB_E1SUSP_addr 0x005F783C
//0x005F7840 SB_E2STAG RW Ext2:G2-DMA G2 start address
#define SB_E2STAG_addr 0x005F7840
//0x005F7844 SB_E2STAR RW Ext2:G2-DMA system memory start address
#define SB_E2STAR_addr 0x005F7844
//0x005F7848 SB_E2LEN RW Ext2:G2-DMA length
#define SB_E2LEN_addr 0x005F7848
//0x005F784C SB_E2DIR RW Ext2:G2-DMA direction
#define SB_E2DIR_addr 0x005F784C
//0x005F7850 SB_E2TSEL RW Ext2:G2-DMA trigger select
#define SB_E2TSEL_addr 0x005F7850
//0x005F7854 SB_E2EN RW Ext2:G2-DMA enable
#define SB_E2EN_addr 0x005F7854
//0x005F7858 SB_E2ST RW Ext2:G2-DMA start
#define SB_E2ST_addr 0x005F7858
//0x005F785C SB_E2SUSP RW Ext2: G2-DMA suspend
#define SB_E2SUSP_addr 0x005F785C
//0x005F7860 SB_DDSTAG RW Dev:G2-DMA G2 start address
#define SB_DDSTAG_addr 0x005F7860
//0x005F7864 SB_DDSTAR RW Dev:G2-DMA system memory start address
#define SB_DDSTAR_addr 0x005F7864
//0x005F7868 SB_DDLEN RW Dev:G2-DMA length
#define SB_DDLEN_addr 0x005F7868
//0x005F786C SB_DDDIR RW Dev:G2-DMA direction
#define SB_DDDIR_addr 0x005F786C
//0x005F7870 SB_DDTSEL RW Dev:G2-DMA trigger select
#define SB_DDTSEL_addr 0x005F7870
//0x005F7874 SB_DDEN RW Dev:G2-DMA enable
#define SB_DDEN_addr 0x005F7874
//0x005F7878 SB_DDST RW Dev:G2-DMA start
#define SB_DDST_addr 0x005F7878
//0x005F787C SB_DDSUSP RW Dev: G2-DMA suspend
#define SB_DDSUSP_addr 0x005F787C
//0x005F7880 SB_G2ID R G2 bus version
#define SB_G2ID_addr 0x005F7880
//0x005F7890 SB_G2DSTO RW G2/DS timeout
#define SB_G2DSTO_addr 0x005F7890
//0x005F7894 SB_G2TRTO RW G2/TR timeout
#define SB_G2TRTO_addr 0x005F7894
//0x005F7898 SB_G2MDMTO RW Modem unit wait timeout
#define SB_G2MDMTO_addr 0x005F7898
//0x005F789C SB_G2MDMW RW Modem unit wait time
#define SB_G2MDMW_addr 0x005F789C
//0x005F78BC SB_G2APRO W G2-DMA address range
#define SB_G2APRO_addr 0x005F78BC
//0x005F78C0 SB_ADSTAGD R AICA-DMA address counter (on AICA)
#define SB_ADSTAGD_addr 0x005F78C0
//0x005F78C4 SB_ADSTARD R AICA-DMA address counter (on root bus)
#define SB_ADSTARD_addr 0x005F78C4
//0x005F78C8 SB_ADLEND R AICA-DMA transfer counter
#define SB_ADLEND_addr 0x005F78C8
//0x005F78D0 SB_E1STAGD R Ext-DMA1 address counter (on Ext)
#define SB_E1STAGD_addr 0x005F78D0
//0x005F78D4 SB_E1STARD R Ext-DMA1 address counter (on root bus)
#define SB_E1STARD_addr 0x005F78D4
//0x005F78D8 SB_E1LEND R Ext-DMA1 transfer counter
#define SB_E1LEND_addr 0x005F78D8
//0x005F78E0 SB_E2STAGD R Ext-DMA2 address counter (on Ext)
#define SB_E2STAGD_addr 0x005F78E0
//0x005F78E4 SB_E2STARD R Ext-DMA2 address counter (on root bus)
#define SB_E2STARD_addr 0x005F78E4
//0x005F78E8 SB_E2LEND R Ext-DMA2 transfer counter
#define SB_E2LEND_addr 0x005F78E8
//0x005F78F0 SB_DDSTAGD R Dev-DMA address counter (on Ext)
#define SB_DDSTAGD_addr 0x005F78F0
//0x005F78F4 SB_DDSTARD R Dev-DMA address counter (on root bus)
#define SB_DDSTARD_addr 0x005F78F4
//0x005F78F8 SB_DDLEND R Dev-DMA transfer counter
#define SB_DDLEND_addr 0x005F78F8
//0x005F7C00 SB_PDSTAP RW PVR-DMA PVR start address
#define SB_PDSTAP_addr 0x005F7C00
//0x005F7C04 SB_PDSTAR RW PVR-DMA system memory start address
#define SB_PDSTAR_addr 0x005F7C04
//0x005F7C08 SB_PDLEN RW PVR-DMA length
#define SB_PDLEN_addr 0x005F7C08
//0x005F7C0C SB_PDDIR RW PVR-DMA direction
#define SB_PDDIR_addr 0x005F7C0C
//0x005F7C10 SB_PDTSEL RW PVR-DMA trigger select
#define SB_PDTSEL_addr 0x005F7C10
//0x005F7C14 SB_PDEN RW PVR-DMA enable
#define SB_PDEN_addr 0x005F7C14
//0x005F7C18 SB_PDST RW PVR-DMA start
#define SB_PDST_addr 0x005F7C18
//0x005F7C80 SB_PDAPRO W PVR-DMA address range
#define SB_PDAPRO_addr 0x005F7C80
//0x005F7CF0 SB_PDSTAPD R PVR-DMA address counter (on Ext)
#define SB_PDSTAPD_addr 0x005F7CF0
//0x005F7CF4 SB_PDSTARD R PVR-DMA address counter (on root bus)
#define SB_PDSTARD_addr 0x005F7CF4
//0x005F7CF8 SB_PDLEND R PVR-DMA transfer counter
#define SB_PDLEND_addr 0x005F7CF8
#define SB_REGN_32(addr) (sb_regs[(addr-SB_BASE)/4].data32)
#define SB_REG_32(name) SB_REGN_32(SB_##name##_addr)
#define SB_REG_T(name) ((SB_name##_t&)SB_REG_T(name))
//0x005F6800 SB_C2DSTAT RW ch2-DMA destination address
#define SB_C2DSTAT SB_REG_32(C2DSTAT)
//0x005F6804 SB_C2DLEN RW ch2-DMA length
#define SB_C2DLEN SB_REG_32(C2DLEN)
//0x005F6808 SB_C2DST RW ch2-DMA start
#define SB_C2DST SB_REG_32(C2DST)
//0x005F6810 SB_SDSTAW RW Sort-DMA start link table address
#define SB_SDSTAW SB_REG_32(SDSTAW)
//0x005F6814 SB_SDBAAW RW Sort-DMA link base address
#define SB_SDBAAW SB_REG_32(SDBAAW)
//0x005F6818 SB_SDWLT RW Sort-DMA link address bit width
#define SB_SDWLT SB_REG_32(SDWLT)
//0x005F681C SB_SDLAS RW Sort-DMA link address shift control
#define SB_SDLAS SB_REG_32(SDLAS)
//0x005F6820 SB_SDST RW Sort-DMA start
#define SB_SDST SB_REG_32(SDST)
//0x005F6860 SB_SDDIV R(?) Sort-DMA LAT index (guess)
#define SB_SDDIV SB_REG_32(SDDIV)
//0x005F6840 SB_DBREQM RW DBREQ# signal mask control
#define SB_DBREQM SB_REG_32(DBREQM)
//0x005F6844 SB_BAVLWC RW BAVL# signal wait count
#define SB_BAVLWC SB_REG_32(BAVLWC)
//0x005F6848 SB_C2DPRYC RW DMA (TA/Root Bus) priority count
#define SB_C2DPRYC SB_REG_32(C2DPRYC)
//0x005F684C SB_C2DMAXL RW ch2-DMA maximum burst length
#define SB_C2DMAXL SB_REG_32(C2DMAXL)
//0x005F6880 SB_TFREM R TA FIFO remaining amount
#define SB_TFREM SB_REG_32(TFREM)
//0x005F6884 SB_LMMODE0 RW Via TA texture memory bus select 0
#define SB_LMMODE0 SB_REG_32(LMMODE0)
//0x005F6888 SB_LMMODE1 RW Via TA texture memory bus select 1
#define SB_LMMODE1 SB_REG_32(LMMODE1)
//0x005F688C SB_FFST R FIFO status
extern u32 SB_FFST;
//0x005F6890 SB_SFRES W System reset
#define SB_SFRES SB_REG_32(SFRES)
//0x005F689C SB_SBREV R System bus revision number
#define SB_SBREV SB_REG_32(SBREV)
//0x005F68A0 SB_RBSPLT RW SH4 Root Bus split enable
#define SB_RBSPLT SB_REG_32(RBSPLT)
//0x005F6900 SB_ISTNRM RW Normal interrupt status
extern u32 SB_ISTNRM;
//0x005F6904 SB_ISTEXT R External interrupt status
#define SB_ISTEXT SB_REG_32(ISTEXT)
//0x005F6908 SB_ISTERR RW Error interrupt status
#define SB_ISTERR SB_REG_32(ISTERR)
//0x005F6910 SB_IML2NRM RW Level 2 normal interrupt mask
#define SB_IML2NRM SB_REG_32(IML2NRM)
//0x005F6914 SB_IML2EXT RW Level 2 external interrupt mask
#define SB_IML2EXT SB_REG_32(IML2EXT)
//0x005F6918 SB_IML2ERR RW Level 2 error interrupt mask
#define SB_IML2ERR SB_REG_32(IML2ERR)
//0x005F6920 SB_IML4NRM RW Level 4 normal interrupt mask
#define SB_IML4NRM SB_REG_32(IML4NRM)
//0x005F6924 SB_IML4EXT RW Level 4 external interrupt mask
#define SB_IML4EXT SB_REG_32(IML4EXT)
//0x005F6928 SB_IML4ERR RW Level 4 error interrupt mask
#define SB_IML4ERR SB_REG_32(IML4ERR)
//0x005F6930 SB_IML6NRM RW Level 6 normal interrupt mask
#define SB_IML6NRM SB_REG_32(IML6NRM)
//0x005F6934 SB_IML6EXT RW Level 6 external interrupt mask
#define SB_IML6EXT SB_REG_32(IML6EXT)
//0x005F6938 SB_IML6ERR RW Level 6 error interrupt mask
#define SB_IML6ERR SB_REG_32(IML6ERR)
//0x005F6940 SB_PDTNRM RW Normal interrupt PVR-DMA startup mask
#define SB_PDTNRM SB_REG_32(PDTNRM)
//0x005F6944 SB_PDTEXT RW External interrupt PVR-DMA startup mask
#define SB_PDTEXT SB_REG_32(PDTEXT)
//0x005F6950 SB_G2DTNRM RW Normal interrupt G2-DMA startup mask
#define SB_G2DTNRM SB_REG_32(G2DTNRM)
//0x005F6954 SB_G2DTEXT RW External interrupt G2-DMA startup mask
#define SB_G2DTEXT SB_REG_32(G2DTEXT)
//0x005F6C04 SB_MDSTAR RW Maple-DMA command table address
#define SB_MDSTAR SB_REG_32(MDSTAR)
//0x005F6C10 SB_MDTSEL RW Maple-DMA trigger select
#define SB_MDTSEL SB_REG_32(MDTSEL)
//0x005F6C14 SB_MDEN RW Maple-DMA enable
#define SB_MDEN SB_REG_32(MDEN)
//0x005F6C18 SB_MDST RW Maple-DMA start
#define SB_MDST SB_REG_32(MDST)
//0x005F6C80 SB_MSYS RW Maple system control
#define SB_MSYS SB_REG_32(MSYS)
//0x005F6C84 SB_MST R Maple status
#define SB_MST SB_REG_32(MST)
//0x005F6C88 SB_MSHTCL W Maple-DMA hard trigger clear
#define SB_MSHTCL SB_REG_32(MSHTCL)
//0x005F6C8C SB_MDAPRO W Maple-DMA address range
#define SB_MDAPRO SB_REG_32(MDAPRO)
//0x005F6CE8 SB_MMSEL RW Maple MSB selection
#define SB_MMSEL SB_REG_32(MMSEL)
//0x005F6CF4 SB_MTXDAD R Maple Txd address counter
#define SB_MTXDAD SB_REG_32(MTXDAD)
//0x005F6CF8 SB_MRXDAD R Maple Rxd address counter
#define SB_MRXDAD SB_REG_32(MRXDAD)
//0x005F6CFC SB_MRXDBD R Maple Rxd base address
#define SB_MRXDBD SB_REG_32(MRXDBD)
//0x005F7404 SB_GDSTAR RW GD-DMA start address
#define SB_GDSTAR SB_REG_32(GDSTAR)
//0x005F7408 SB_GDLEN RW GD-DMA length
#define SB_GDLEN SB_REG_32(GDLEN)
//0x005F740C SB_GDDIR RW GD-DMA direction
#define SB_GDDIR SB_REG_32(GDDIR)
//0x005F7414 SB_GDEN RW GD-DMA enable
#define SB_GDEN SB_REG_32(GDEN)
//0x005F7418 SB_GDST RW GD-DMA start
#define SB_GDST SB_REG_32(GDST)
//0x005F7480 SB_G1RRC W System ROM read access timing
#define SB_G1RRC SB_REG_32(G1RRC)
//0x005F7484 SB_G1RWC W System ROM write access timing
#define SB_G1RWC SB_REG_32(G1RWC)
//0x005F7488 SB_G1FRC W Flash ROM read access timing
#define SB_G1FRC SB_REG_32(G1FRC)
//0x005F748C SB_G1FWC W Flash ROM write access timing
#define SB_G1FWC SB_REG_32(G1FWC)
//0x005F7490 SB_G1CRC W GD PIO read access timing
#define SB_G1CRC SB_REG_32(G1CRC)
//0x005F7494 SB_G1CWC W GD PIO write access timing
#define SB_G1CWC SB_REG_32(G1CWC)
//0x005F74A0 SB_G1GDRC W GD-DMA read access timing
#define SB_G1GDRC SB_REG_32(G1GDRC)
//0x005F74A4 SB_G1GDWC W GD-DMA write access timing
#define SB_G1GDWC SB_REG_32(G1GDWC)
//0x005F74B0 SB_G1SYSM R System mode
#define SB_G1SYSM SB_REG_32(G1SYSM)
//0x005F74B4 SB_G1CRDYC W G1IORDY signal control
#define SB_G1CRDYC SB_REG_32(G1CRDYC)
//0x005F74B8 SB_GDAPRO W GD-DMA address range
#define SB_GDAPRO SB_REG_32(GDAPRO)
//0x005F74F4 SB_GDSTARD R GD-DMA address count (on Root Bus)
#define SB_GDSTARD SB_REG_32(GDSTARD)
//0x005F74F8 SB_GDLEND R GD-DMA transfer counter
#define SB_GDLEND SB_REG_32(GDLEND)
//0x005F7800 SB_ADSTAG RW AICA:G2-DMA G2 start address
#define SB_ADSTAG SB_REG_32(ADSTAG)
//0x005F7804 SB_ADSTAR RW AICA:G2-DMA system memory start address
#define SB_ADSTAR SB_REG_32(ADSTAR)
//0x005F7808 SB_ADLEN RW AICA:G2-DMA length
#define SB_ADLEN SB_REG_32(ADLEN)
//0x005F780C SB_ADDIR RW AICA:G2-DMA direction
#define SB_ADDIR SB_REG_32(ADDIR)
//0x005F7810 SB_ADTSEL RW AICA:G2-DMA trigger select
#define SB_ADTSEL SB_REG_32(ADTSEL)
//0x005F7814 SB_ADEN RW AICA:G2-DMA enable
#define SB_ADEN SB_REG_32(ADEN)
//0x005F7818 SB_ADST RW AICA:G2-DMA start
#define SB_ADST SB_REG_32(ADST)
//0x005F781C SB_ADSUSP RW AICA:G2-DMA suspend
#define SB_ADSUSP SB_REG_32(ADSUSP)
//0x005F7820 SB_E1STAG RW Ext1:G2-DMA G2 start address
#define SB_E1STAG SB_REG_32(E1STAG)
//0x005F7824 SB_E1STAR RW Ext1:G2-DMA system memory start address
#define SB_E1STAR SB_REG_32(E1STAR)
//0x005F7828 SB_E1LEN RW Ext1:G2-DMA length
#define SB_E1LEN SB_REG_32(E1LEN)
//0x005F782C SB_E1DIR RW Ext1:G2-DMA direction
#define SB_E1DIR SB_REG_32(E1DIR)
//0x005F7830 SB_E1TSEL RW Ext1:G2-DMA trigger select
#define SB_E1TSEL SB_REG_32(E1TSEL)
//0x005F7834 SB_E1EN RW Ext1:G2-DMA enable
#define SB_E1EN SB_REG_32(E1EN)
//0x005F7838 SB_E1ST RW Ext1:G2-DMA start
#define SB_E1ST SB_REG_32(E1ST)
//0x005F783C SB_E1SUSP RW Ext1: G2-DMA suspend
#define SB_E1SUSP SB_REG_32(E1SUSP)
//0x005F7840 SB_E2STAG RW Ext2:G2-DMA G2 start address
#define SB_E2STAG SB_REG_32(E2STAG)
//0x005F7844 SB_E2STAR RW Ext2:G2-DMA system memory start address
#define SB_E2STAR SB_REG_32(E2STAR)
//0x005F7848 SB_E2LEN RW Ext2:G2-DMA length
#define SB_E2LEN SB_REG_32(E2LEN)
//0x005F784C SB_E2DIR RW Ext2:G2-DMA direction
#define SB_E2DIR SB_REG_32(E2DIR)
//0x005F7850 SB_E2TSEL RW Ext2:G2-DMA trigger select
#define SB_E2TSEL SB_REG_32(E2TSEL)
//0x005F7854 SB_E2EN RW Ext2:G2-DMA enable
#define SB_E2EN SB_REG_32(E2EN)
//0x005F7858 SB_E2ST RW Ext2:G2-DMA start
#define SB_E2ST SB_REG_32(E2ST)
//0x005F785C SB_E2SUSP RW Ext2: G2-DMA suspend
#define SB_E2SUSP SB_REG_32(E2SUSP)
//0x005F7860 SB_DDSTAG RW Dev:G2-DMA G2 start address
#define SB_DDSTAG SB_REG_32(DDSTAG)
//0x005F7864 SB_DDSTAR RW Dev:G2-DMA system memory start address
#define SB_DDSTAR SB_REG_32(DDSTAR)
//0x005F7868 SB_DDLEN RW Dev:G2-DMA length
#define SB_DDLEN SB_REG_32(DDLEN)
//0x005F786C SB_DDDIR RW Dev:G2-DMA direction
#define SB_DDDIR SB_REG_32(DDDIR)
//0x005F7870 SB_DDTSEL RW Dev:G2-DMA trigger select
#define SB_DDTSEL SB_REG_32(DDTSEL)
//0x005F7874 SB_DDEN RW Dev:G2-DMA enable
#define SB_DDEN SB_REG_32(DDEN)
//0x005F7878 SB_DDST RW Dev:G2-DMA start
#define SB_DDST SB_REG_32(DDST)
//0x005F787C SB_DDSUSP RW Dev: G2-DMA suspend
#define SB_DDSUSP SB_REG_32(DDSUSP)
//0x005F7880 SB_G2ID R G2 bus version
#define SB_G2ID SB_REG_32(G2ID)
//0x005F7890 SB_G2DSTO RW G2/DS timeout
#define SB_G2DSTO SB_REG_32(G2DSTO)
//0x005F7894 SB_G2TRTO RW G2/TR timeout
#define SB_G2TRTO SB_REG_32(G2TRTO)
//0x005F7898 SB_G2MDMTO RW Modem unit wait timeout
#define SB_G2MDMTO SB_REG_32(G2MDMTO)
//0x005F789C SB_G2MDMW RW Modem unit wait time
#define SB_G2MDMW SB_REG_32(G2MDMW)
//0x005F78BC SB_G2APRO W G2-DMA address range
#define SB_G2APRO SB_REG_32(G2APRO)
//0x005F78C0 SB_ADSTAGD R AICA-DMA address counter (on AICA)
#define SB_ADSTAGD SB_REG_32(ADSTAGD)
//0x005F78C4 SB_ADSTARD R AICA-DMA address counter (on root bus)
#define SB_ADSTARD SB_REG_32(ADSTARD)
//0x005F78C8 SB_ADLEND R AICA-DMA transfer counter
#define SB_ADLEND SB_REG_32(ADLEND)
//0x005F78D0 SB_E1STAGD R Ext-DMA1 address counter (on Ext)
#define SB_E1STAGD SB_REG_32(E1STAGD)
//0x005F78D4 SB_E1STARD R Ext-DMA1 address counter (on root bus)
#define SB_E1STARD SB_REG_32(E1STARD)
//0x005F78D8 SB_E1LEND R Ext-DMA1 transfer counter
#define SB_E1LEND SB_REG_32(E1LEND)
//0x005F78E0 SB_E2STAGD R Ext-DMA2 address counter (on Ext)
#define SB_E2STAGD SB_REG_32(E2STAGD)
//0x005F78E4 SB_E2STARD R Ext-DMA2 address counter (on root bus)
#define SB_E2STARD SB_REG_32(E2STARD)
//0x005F78E8 SB_E2LEND R Ext-DMA2 transfer counter
#define SB_E2LEND SB_REG_32(E2LEND)
//0x005F78F0 SB_DDSTAGD R Dev-DMA address counter (on Ext)
#define SB_DDSTAGD SB_REG_32(DDSTAGD)
//0x005F78F4 SB_DDSTARD R Dev-DMA address counter (on root bus)
#define SB_DDSTARD SB_REG_32(DDSTARD)
//0x005F78F8 SB_DDLEND R Dev-DMA transfer counter
#define SB_DDLEND SB_REG_32(DDLEND)
//0x005F7C00 SB_PDSTAP RW PVR-DMA PVR start address
#define SB_PDSTAP SB_REG_32(PDSTAP)
//0x005F7C04 SB_PDSTAR RW PVR-DMA system memory start address
#define SB_PDSTAR SB_REG_32(PDSTAR)
//0x005F7C08 SB_PDLEN RW PVR-DMA length
#define SB_PDLEN SB_REG_32(PDLEN)
//0x005F7C0C SB_PDDIR RW PVR-DMA direction
#define SB_PDDIR SB_REG_32(PDDIR)
//0x005F7C10 SB_PDTSEL RW PVR-DMA trigger select
#define SB_PDTSEL SB_REG_32(PDTSEL)
//0x005F7C14 SB_PDEN RW PVR-DMA enable
#define SB_PDEN SB_REG_32(PDEN)
//0x005F7C18 SB_PDST RW PVR-DMA start
#define SB_PDST SB_REG_32(PDST)
//0x005F7C80 SB_PDAPRO W PVR-DMA address range
#define SB_PDAPRO SB_REG_32(PDAPRO)
//0x005F7CF0 SB_PDSTAPD R PVR-DMA address counter (on Ext)
#define SB_PDSTAPD SB_REG_32(PDSTAPD)
//0x005F7CF4 SB_PDSTARD R PVR-DMA address counter (on root bus)
#define SB_PDSTARD SB_REG_32(PDSTARD)
//0x005F7CF8 SB_PDLEND R PVR-DMA transfer counter
#define SB_PDLEND SB_REG_32(PDLEND)
/*
0x005F6800 SB_C2DSTAT RW ch2-DMA destination address
0x005F6804 SB_C2DLEN RW ch2-DMA length
0x005F6808 SB_C2DST RW ch2-DMA start
0x005F6810 SB_SDSTAW RW Sort-DMA start link table address
0x005F6814 SB_SDBAAW RW Sort-DMA link base address
0x005F6818 SB_SDWLT RW Sort-DMA link address bit width
0x005F681C SB_SDLAS RW Sort-DMA link address shift control
0x005F6820 SB_SDST RW Sort-DMA start
0x005F6840 SB_DBREQM RW DBREQ# signal mask control
0x005F6844 SB_BAVLWC RW BAVL# signal wait count
0x005F6848 SB_C2DPRYC RW DMA (TA/Root Bus) priority count
0x005F684C SB_C2DMAXL RW ch2-DMA maximum burst length
0x005F6880 SB_TFREM R TA FIFO remaining amount
0x005F6884 SB_LMMODE0 RW Via TA texture memory bus select 0
0x005F6888 SB_LMMODE1 RW Via TA texture memory bus select 1
0x005F688C SB_FFST R FIFO status
0x005F6890 SB_SFRES W System reset
0x005F689C SB_SBREV R System bus revision number
0x005F68A0 SB_RBSPLT RW SH4 Root Bus split enable
0x005F6900 SB_ISTNRM RW Normal interrupt status
0x005F6904 SB_ISTEXT R External interrupt status
0x005F6908 SB_ISTERR RW Error interrupt status
0x005F6910 SB_IML2NRM RW Level 2 normal interrupt mask
0x005F6914 SB_IML2EXT RW Level 2 external interrupt mask
0x005F6918 SB_IML2ERR RW Level 2 error interrupt mask
0x005F6920 SB_IML4NRM RW Level 4 normal interrupt mask
0x005F6924 SB_IML4EXT RW Level 4 external interrupt mask
0x005F6928 SB_IML4ERR RW Level 4 error interrupt mask
0x005F6930 SB_IML6NRM RW Level 6 normal interrupt mask
0x005F6934 SB_IML6EXT RW Level 6 external interrupt mask
0x005F6938 SB_IML6ERR RW Level 6 error interrupt mask
0x005F6940 SB_PDTNRM RW Normal interrupt PVR-DMA startup mask
0x005F6944 SB_PDTEXT RW External interrupt PVR-DMA startup mask
0x005F6950 SB_G2DTNRM RW Normal interrupt G2-DMA startup mask
0x005F6954 SB_G2DTEXT RW External interrupt G2-DMA startup mask
0x005F6C04 SB_MDSTAR RW Maple-DMA command table address
0x005F6C10 SB_MDTSEL RW Maple-DMA trigger select
0x005F6C14 SB_MDEN RW Maple-DMA enable
0x005F6C18 SB_MDST RW Maple-DMA start
0x005F6C80 SB_MSYS RW Maple system control
0x005F6C84 SB_MST R Maple status
0x005F6C88 SB_MSHTCL W Maple-DMA hard trigger clear
0x005F6C8C SB_MDAPRO W Maple-DMA address range
0x005F6CE8 SB_MMSEL RW Maple MSB selection
0x005F6CF4 SB_MTXDAD R Maple Txd address counter
0x005F6CF8 SB_MRXDAD R Maple Rxd address counter
0x005F6CFC SB_MRXDBD R Maple Rxd base address
0x005F7404 SB_GDSTAR RW GD-DMA start address
0x005F7408 SB_GDLEN RW GD-DMA length
0x005F740C SB_GDDIR RW GD-DMA direction
0x005F7414 SB_GDEN RW GD-DMA enable
0x005F7418 SB_GDST RW GD-DMA start
0x005F7480 SB_G1RRC W System ROM read access timing
0x005F7484 SB_G1RWC W System ROM write access timing
0x005F7488 SB_G1FRC W Flash ROM read access timing
0x005F748C SB_G1FWC W Flash ROM write access timing
0x005F7490 SB_G1CRC W GD PIO read access timing
0x005F7494 SB_G1CWC W GD PIO write access timing
0x005F74A0 SB_G1GDRC W GD-DMA read access timing
0x005F74A4 SB_G1GDWC W GD-DMA write access timing
0x005F74B0 SB_G1SYSM R System mode
0x005F74B4 SB_G1CRDYC W G1IORDY signal control
0x005F74B8 SB_GDAPRO W GD-DMA address range
0x005F74F4 SB_GDSTARD R GD-DMA address count (on Root Bus)
0x005F74F8 SB_GDLEND R GD-DMA transfer counter
0x005F7800 SB_ADSTAG RW AICA:G2-DMA G2 start address
0x005F7804 SB_ADSTAR RW AICA:G2-DMA system memory start address
0x005F7808 SB_ADLEN RW AICA:G2-DMA length
0x005F780C SB_ADDIR RW AICA:G2-DMA direction
0x005F7810 SB_ADTSEL RW AICA:G2-DMA trigger select
0x005F7814 SB_ADEN RW AICA:G2-DMA enable
0x005F7818 SB_ADST RW AICA:G2-DMA start
0x005F781C SB_ADSUSP RW AICA:G2-DMA suspend
0x005F7820 SB_E1STAG RW Ext1:G2-DMA G2 start address
0x005F7824 SB_E1STAR RW Ext1:G2-DMA system memory start address
0x005F7828 SB_E1LEN RW Ext1:G2-DMA length
0x005F782C SB_E1DIR RW Ext1:G2-DMA direction
0x005F7830 SB_E1TSEL RW Ext1:G2-DMA trigger select
0x005F7834 SB_E1EN RW Ext1:G2-DMA enable
0x005F7838 SB_E1ST RW Ext1:G2-DMA start
0x005F783C SB_E1SUSP RW Ext1: G2-DMA suspend
0x005F7840 SB_E2STAG RW Ext2:G2-DMA G2 start address
0x005F7844 SB_E2STAR RW Ext2:G2-DMA system memory start address
0x005F7848 SB_E2LEN RW Ext2:G2-DMA length
0x005F784C SB_E2DIR RW Ext2:G2-DMA direction
0x005F7850 SB_E2TSEL RW Ext2:G2-DMA trigger select
0x005F7854 SB_E2EN RW Ext2:G2-DMA enable
0x005F7858 SB_E2ST RW Ext2:G2-DMA start
0x005F785C SB_E2SUSP RW Ext2: G2-DMA suspend
0x005F7860 SB_DDSTAG RW Dev:G2-DMA G2 start address
0x005F7864 SB_DDSTAR RW Dev:G2-DMA system memory start address
0x005F7868 SB_DDLEN RW Dev:G2-DMA length
0x005F786C SB_DDDIR RW Dev:G2-DMA direction
0x005F7870 SB_DDTSEL RW Dev:G2-DMA trigger select
0x005F7874 SB_DDEN RW Dev:G2-DMA enable
0x005F7878 SB_DDST RW Dev:G2-DMA start
0x005F787C SB_DDSUSP RW Dev: G2-DMA suspend
0x005F7880 SB_G2ID R G2 bus version
0x005F7890 SB_G2DSTO RW G2/DS timeout
0x005F7894 SB_G2TRTO RW G2/TR timeout
0x005F7898 SB_G2MDMTO RW Modem unit wait timeout
0x005F789C SB_G2MDMW RW Modem unit wait time
0x005F78BC SB_G2APRO W G2-DMA address range
0x005F78C0 SB_ADSTAGD R AICA-DMA address counter (on AICA)
0x005F78C4 SB_ADSTARD R AICA-DMA address counter (on root bus)
0x005F78C8 SB_ADLEND R AICA-DMA transfer counter
0x005F78D0 SB_E1STAGD R Ext-DMA1 address counter (on Ext)
0x005F78D4 SB_E1STARD R Ext-DMA1 address counter (on root bus)
0x005F78D8 SB_E1LEND R Ext-DMA1 transfer counter
0x005F78E0 SB_E2STAGD R Ext-DMA2 address counter (on Ext)
0x005F78E4 SB_E2STARD R Ext-DMA2 address counter (on root bus)
0x005F78E8 SB_E2LEND R Ext-DMA2 transfer counter
0x005F78F0 SB_DDSTAGD R Dev-DMA address counter (on Ext)
0x005F78F4 SB_DDSTARD R Dev-DMA address counter (on root bus)
0x005F78F8 SB_DDLEND R Dev-DMA transfer counter
0x005F7C00 SB_PDSTAP RW PVR-DMA PVR start address
0x005F7C04 SB_PDSTAR RW PVR-DMA system memory start address
0x005F7C08 SB_PDLEN RW PVR-DMA length
0x005F7C0C SB_PDDIR RW PVR-DMA direction
0x005F7C10 SB_PDTSEL RW PVR-DMA trigger select
0x005F7C14 SB_PDEN RW PVR-DMA enable
0x005F7C18 SB_PDST RW PVR-DMA start
0x005F7C80 SB_PDAPRO W PVR-DMA address range
0x005F7CF0 SB_PDSTAPD R PVR-DMA address counter (on Ext)
0x005F7CF4 SB_PDSTARD R PVR-DMA address counter (on root bus)
0x005F7CF8 SB_PDLEND R PVR-DMA transfer counter
*/
void sb_rio_register(u32 reg_addr, RegIO flags, RegReadAddrFP* rf=0, RegWriteAddrFP* wf=0);