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0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 #ifndef _FIREWIRE_OHCI_H
0003 #define _FIREWIRE_OHCI_H
0004 
0005 /* OHCI register map */
0006 
0007 #define OHCI1394_Version                      0x000
0008 #define OHCI1394_GUID_ROM                     0x004
0009 #define OHCI1394_ATRetries                    0x008
0010 #define OHCI1394_CSRData                      0x00C
0011 #define OHCI1394_CSRCompareData               0x010
0012 #define OHCI1394_CSRControl                   0x014
0013 #define OHCI1394_ConfigROMhdr                 0x018
0014 #define OHCI1394_BusID                        0x01C
0015 #define OHCI1394_BusOptions                   0x020
0016 #define OHCI1394_GUIDHi                       0x024
0017 #define OHCI1394_GUIDLo                       0x028
0018 #define OHCI1394_ConfigROMmap                 0x034
0019 #define OHCI1394_PostedWriteAddressLo         0x038
0020 #define OHCI1394_PostedWriteAddressHi         0x03C
0021 #define OHCI1394_VendorID                     0x040
0022 #define OHCI1394_HCControlSet                 0x050
0023 #define OHCI1394_HCControlClear               0x054
0024 #define  OHCI1394_HCControl_BIBimageValid   0x80000000
0025 #define  OHCI1394_HCControl_noByteSwapData  0x40000000
0026 #define  OHCI1394_HCControl_programPhyEnable    0x00800000
0027 #define  OHCI1394_HCControl_aPhyEnhanceEnable   0x00400000
0028 #define  OHCI1394_HCControl_LPS         0x00080000
0029 #define  OHCI1394_HCControl_postedWriteEnable   0x00040000
0030 #define  OHCI1394_HCControl_linkEnable      0x00020000
0031 #define  OHCI1394_HCControl_softReset       0x00010000
0032 #define OHCI1394_SelfIDBuffer                 0x064
0033 #define OHCI1394_SelfIDCount                  0x068
0034 #define  OHCI1394_SelfIDCount_selfIDError   0x80000000
0035 #define OHCI1394_IRMultiChanMaskHiSet         0x070
0036 #define OHCI1394_IRMultiChanMaskHiClear       0x074
0037 #define OHCI1394_IRMultiChanMaskLoSet         0x078
0038 #define OHCI1394_IRMultiChanMaskLoClear       0x07C
0039 #define OHCI1394_IntEventSet                  0x080
0040 #define OHCI1394_IntEventClear                0x084
0041 #define OHCI1394_IntMaskSet                   0x088
0042 #define OHCI1394_IntMaskClear                 0x08C
0043 #define OHCI1394_IsoXmitIntEventSet           0x090
0044 #define OHCI1394_IsoXmitIntEventClear         0x094
0045 #define OHCI1394_IsoXmitIntMaskSet            0x098
0046 #define OHCI1394_IsoXmitIntMaskClear          0x09C
0047 #define OHCI1394_IsoRecvIntEventSet           0x0A0
0048 #define OHCI1394_IsoRecvIntEventClear         0x0A4
0049 #define OHCI1394_IsoRecvIntMaskSet            0x0A8
0050 #define OHCI1394_IsoRecvIntMaskClear          0x0AC
0051 #define OHCI1394_InitialBandwidthAvailable    0x0B0
0052 #define OHCI1394_InitialChannelsAvailableHi   0x0B4
0053 #define OHCI1394_InitialChannelsAvailableLo   0x0B8
0054 #define OHCI1394_FairnessControl              0x0DC
0055 #define OHCI1394_LinkControlSet               0x0E0
0056 #define OHCI1394_LinkControlClear             0x0E4
0057 #define   OHCI1394_LinkControl_rcvSelfID    (1 << 9)
0058 #define   OHCI1394_LinkControl_rcvPhyPkt    (1 << 10)
0059 #define   OHCI1394_LinkControl_cycleTimerEnable (1 << 20)
0060 #define   OHCI1394_LinkControl_cycleMaster  (1 << 21)
0061 #define   OHCI1394_LinkControl_cycleSource  (1 << 22)
0062 #define OHCI1394_NodeID                       0x0E8
0063 #define   OHCI1394_NodeID_idValid             0x80000000
0064 #define   OHCI1394_NodeID_root                0x40000000
0065 #define   OHCI1394_NodeID_nodeNumber          0x0000003f
0066 #define   OHCI1394_NodeID_busNumber           0x0000ffc0
0067 #define OHCI1394_PhyControl                   0x0EC
0068 #define   OHCI1394_PhyControl_Read(addr)    (((addr) << 8) | 0x00008000)
0069 #define   OHCI1394_PhyControl_ReadDone      0x80000000
0070 #define   OHCI1394_PhyControl_ReadData(r)   (((r) & 0x00ff0000) >> 16)
0071 #define   OHCI1394_PhyControl_Write(addr, data) (((addr) << 8) | (data) | 0x00004000)
0072 #define   OHCI1394_PhyControl_WritePending  0x00004000
0073 #define OHCI1394_IsochronousCycleTimer        0x0F0
0074 #define OHCI1394_AsReqFilterHiSet             0x100
0075 #define OHCI1394_AsReqFilterHiClear           0x104
0076 #define OHCI1394_AsReqFilterLoSet             0x108
0077 #define OHCI1394_AsReqFilterLoClear           0x10C
0078 #define OHCI1394_PhyReqFilterHiSet            0x110
0079 #define OHCI1394_PhyReqFilterHiClear          0x114
0080 #define OHCI1394_PhyReqFilterLoSet            0x118
0081 #define OHCI1394_PhyReqFilterLoClear          0x11C
0082 #define OHCI1394_PhyUpperBound                0x120
0083 
0084 #define OHCI1394_AsReqTrContextBase           0x180
0085 #define OHCI1394_AsReqTrContextControlSet     0x180
0086 #define OHCI1394_AsReqTrContextControlClear   0x184
0087 #define OHCI1394_AsReqTrCommandPtr            0x18C
0088 
0089 #define OHCI1394_AsRspTrContextBase           0x1A0
0090 #define OHCI1394_AsRspTrContextControlSet     0x1A0
0091 #define OHCI1394_AsRspTrContextControlClear   0x1A4
0092 #define OHCI1394_AsRspTrCommandPtr            0x1AC
0093 
0094 #define OHCI1394_AsReqRcvContextBase          0x1C0
0095 #define OHCI1394_AsReqRcvContextControlSet    0x1C0
0096 #define OHCI1394_AsReqRcvContextControlClear  0x1C4
0097 #define OHCI1394_AsReqRcvCommandPtr           0x1CC
0098 
0099 #define OHCI1394_AsRspRcvContextBase          0x1E0
0100 #define OHCI1394_AsRspRcvContextControlSet    0x1E0
0101 #define OHCI1394_AsRspRcvContextControlClear  0x1E4
0102 #define OHCI1394_AsRspRcvCommandPtr           0x1EC
0103 
0104 /* Isochronous transmit registers */
0105 #define OHCI1394_IsoXmitContextBase(n)           (0x200 + 16 * (n))
0106 #define OHCI1394_IsoXmitContextControlSet(n)     (0x200 + 16 * (n))
0107 #define OHCI1394_IsoXmitContextControlClear(n)   (0x204 + 16 * (n))
0108 #define OHCI1394_IsoXmitCommandPtr(n)            (0x20C + 16 * (n))
0109 
0110 /* Isochronous receive registers */
0111 #define OHCI1394_IsoRcvContextBase(n)         (0x400 + 32 * (n))
0112 #define OHCI1394_IsoRcvContextControlSet(n)   (0x400 + 32 * (n))
0113 #define OHCI1394_IsoRcvContextControlClear(n) (0x404 + 32 * (n))
0114 #define OHCI1394_IsoRcvCommandPtr(n)          (0x40C + 32 * (n))
0115 #define OHCI1394_IsoRcvContextMatch(n)        (0x410 + 32 * (n))
0116 
0117 /* Interrupts Mask/Events */
0118 #define OHCI1394_reqTxComplete      0x00000001
0119 #define OHCI1394_respTxComplete     0x00000002
0120 #define OHCI1394_ARRQ           0x00000004
0121 #define OHCI1394_ARRS           0x00000008
0122 #define OHCI1394_RQPkt          0x00000010
0123 #define OHCI1394_RSPkt          0x00000020
0124 #define OHCI1394_isochTx        0x00000040
0125 #define OHCI1394_isochRx        0x00000080
0126 #define OHCI1394_postedWriteErr     0x00000100
0127 #define OHCI1394_lockRespErr        0x00000200
0128 #define OHCI1394_selfIDComplete     0x00010000
0129 #define OHCI1394_busReset       0x00020000
0130 #define OHCI1394_regAccessFail      0x00040000
0131 #define OHCI1394_phy            0x00080000
0132 #define OHCI1394_cycleSynch     0x00100000
0133 #define OHCI1394_cycle64Seconds     0x00200000
0134 #define OHCI1394_cycleLost      0x00400000
0135 #define OHCI1394_cycleInconsistent  0x00800000
0136 #define OHCI1394_unrecoverableError 0x01000000
0137 #define OHCI1394_cycleTooLong       0x02000000
0138 #define OHCI1394_phyRegRcvd     0x04000000
0139 #define OHCI1394_masterIntEnable    0x80000000
0140 
0141 #define OHCI1394_evt_no_status      0x0
0142 #define OHCI1394_evt_long_packet    0x2
0143 #define OHCI1394_evt_missing_ack    0x3
0144 #define OHCI1394_evt_underrun       0x4
0145 #define OHCI1394_evt_overrun        0x5
0146 #define OHCI1394_evt_descriptor_read    0x6
0147 #define OHCI1394_evt_data_read      0x7
0148 #define OHCI1394_evt_data_write     0x8
0149 #define OHCI1394_evt_bus_reset      0x9
0150 #define OHCI1394_evt_timeout        0xa
0151 #define OHCI1394_evt_tcode_err      0xb
0152 #define OHCI1394_evt_reserved_b     0xc
0153 #define OHCI1394_evt_reserved_c     0xd
0154 #define OHCI1394_evt_unknown        0xe
0155 #define OHCI1394_evt_flushed        0xf
0156 
0157 #define OHCI1394_phy_tcode      0xe
0158 
0159 #endif /* _FIREWIRE_OHCI_H */