/* * Chip register definitions for PCILynx chipset. Based on pcilynx.h * from the Linux 1394 drivers, but modified a bit so the names here * match the specification exactly (even though they have weird names, * like xxx_OVER_FLOW, or arbitrary abbreviations like SNTRJ for "sent * reject" etc.) */ #define PCILYNX_MAX_REGISTER 0xfff #define PCILYNX_MAX_MEMORY 0xffff #define PCI_LATENCY_CACHELINE 0x0c #define MISC_CONTROL 0x40 #define MISC_CONTROL_SWRESET (1<<0) #define SERIAL_EEPROM_CONTROL 0x44 #define PCI_INT_STATUS 0x48 #define PCI_INT_ENABLE 0x4c /* status and enable have identical bit numbers */ #define PCI_INT_INT_PEND (1<<31) #define PCI_INT_FRC_INT (1<<30) #define PCI_INT_SLV_ADR_PERR (1<<28) #define PCI_INT_SLV_DAT_PERR (1<<27) #define PCI_INT_MST_DAT_PERR (1<<26) #define PCI_INT_MST_DEV_TO (1<<25) #define PCI_INT_INT_SLV_TO (1<<23) #define PCI_INT_AUX_TO (1<<18) #define PCI_INT_AUX_INT (1<<17) #define PCI_INT_P1394_INT (1<<16) #define PCI_INT_DMA4_PCL (1<<9) #define PCI_INT_DMA4_HLT (1<<8) #define PCI_INT_DMA3_PCL (1<<7) #define PCI_INT_DMA3_HLT (1<<6) #define PCI_INT_DMA2_PCL (1<<5) #define PCI_INT_DMA2_HLT (1<<4) #define PCI_INT_DMA1_PCL (1<<3) #define PCI_INT_DMA1_HLT (1<<2) #define PCI_INT_DMA0_PCL (1<<1) #define PCI_INT_DMA0_HLT (1<<0) /* all DMA interrupts combined: */ #define PCI_INT_DMA_ALL 0x3ff #define PCI_INT_DMA_HLT(chan) (1 << (chan * 2)) #define PCI_INT_DMA_PCL(chan) (1 << (chan * 2 + 1)) #define LBUS_ADDR 0xb4 #define LBUS_ADDR_SEL_RAM (0x0<<16) #define LBUS_ADDR_SEL_ROM (0x1<<16) #define LBUS_ADDR_SEL_AUX (0x2<<16) #define LBUS_ADDR_SEL_ZV (0x3<<16) #define GPIO_CTRL_A 0xb8 #define GPIO_CTRL_B 0xbc #define GPIO_DATA_BASE 0xc0 #define DMA_BREG(base, chan) (base + chan * 0x20) #define DMA_SREG(base, chan) (base + chan * 0x10) #define PCL_NEXT_INVALID (1<<0) /* transfer commands */ #define PCL_CMD_RCV (0x1<<24) #define PCL_CMD_RCV_AND_UPDATE (0xa<<24) #define PCL_CMD_XMT (0x2<<24) #define PCL_CMD_UNFXMT (0xc<<24) #define PCL_CMD_PCI_TO_LBUS (0x8<<24) #define PCL_CMD_LBUS_TO_PCI (0x9<<24) /* aux commands */ #define PCL_CMD_NOP (0x0<<24) #define PCL_CMD_LOAD (0x3<<24) #define PCL_CMD_STOREQ (0x4<<24) #define PCL_CMD_STORED (0xb<<24) #define PCL_CMD_STORE0 (0x5<<24) #define PCL_CMD_STORE1 (0x6<<24) #define PCL_CMD_COMPARE (0xe<<24) #define PCL_CMD_SWAP_COMPARE (0xf<<24) #define PCL_CMD_ADD (0xd<<24) #define PCL_CMD_BRANCH (0x7<<24) /* BRANCH condition codes */ #define PCL_COND_DMARDY_SET (0x1<<20) #define PCL_COND_DMARDY_CLEAR (0x2<<20) #define PCL_GEN_INTR (1<<19) #define PCL_LAST_BUFF (1<<18) #define PCL_LAST_CMD (PCL_LAST_BUFF) #define PCL_WAITSTAT (1<<17) #define PCL_BIGENDIAN (1<<16) #define PCL_ISOMODE (1<<12) #define DMA0_PREV_PCL 0x100 #define DMA1_PREV_PCL 0x120 #define DMA2_PREV_PCL 0x140 #define DMA3_PREV_PCL 0x160 #define DMA4_PREV_PCL 0x180 #define DMA_PREV_PCL(chan) (DMA_BREG(DMA0_PREV_PCL, chan)) #define DMA0_CURRENT_PCL 0x104 #define DMA1_CURRENT_PCL 0x124 #define DMA2_CURRENT_PCL 0x144 #define DMA3_CURRENT_PCL 0x164 #define DMA4_CURRENT_PCL 0x184 #define DMA_CURRENT_PCL(chan) (DMA_BREG(DMA0_CURRENT_PCL, chan)) #define DMA0_CHAN_STAT 0x10c #define DMA1_CHAN_STAT 0x12c #define DMA2_CHAN_STAT 0x14c #define DMA3_CHAN_STAT 0x16c #define DMA4_CHAN_STAT 0x18c #define DMA_CHAN_STAT(chan) (DMA_BREG(DMA0_CHAN_STAT, chan)) /* CHAN_STATUS registers share bits */ #define DMA_CHAN_STAT_SELFID (1<<31) #define DMA_CHAN_STAT_ISOPKT (1<<30) #define DMA_CHAN_STAT_PCIERR (1<<29) #define DMA_CHAN_STAT_PKTERR (1<<28) #define DMA_CHAN_STAT_PKTCMPL (1<<27) #define DMA_CHAN_STAT_SPECIALACK (1<<14) #define DMA0_CHAN_CTRL 0x110 #define DMA1_CHAN_CTRL 0x130 #define DMA2_CHAN_CTRL 0x150 #define DMA3_CHAN_CTRL 0x170 #define DMA4_CHAN_CTRL 0x190 #define DMA_CHAN_CTRL(chan) (DMA_BREG(DMA0_CHAN_CTRL, chan)) /* CHAN_CTRL registers share bits */ #define DMA_CHAN_CTRL_ENABLE (1<<31) #define DMA_CHAN_CTRL_BUSY (1<<30) #define DMA_CHAN_CTRL_LINK (1<<29) #define DMA0_READY 0x114 #define DMA1_READY 0x134 #define DMA2_READY 0x154 #define DMA3_READY 0x174 #define DMA4_READY 0x194 #define DMA_READY(chan) (DMA_BREG(DMA0_READY, chan)) #define DMA_GLOBAL_REGISTER 0x908 #define FIFO_SIZES 0xa00 #define FIFO_CONTROL 0xa10 #define FIFO_CONTROL_GRF_FLUSH (1<<4) #define FIFO_CONTROL_ITF_FLUSH (1<<3) #define FIFO_CONTROL_ATF_FLUSH (1<<2) #define FIFO_XMIT_THRESHOLD 0xa14 #define DMA0_WORD0_CMP_VALUE 0xb00 #define DMA1_WORD0_CMP_VALUE 0xb10 #define DMA2_WORD0_CMP_VALUE 0xb20 #define DMA3_WORD0_CMP_VALUE 0xb30 #define DMA4_WORD0_CMP_VALUE 0xb40 #define DMA_WORD0_CMP_VALUE(chan) (DMA_SREG(DMA0_WORD0_CMP_VALUE, chan)) #define DMA0_WORD0_CMP_ENABLE 0xb04 #define DMA1_WORD0_CMP_ENABLE 0xb14 #define DMA2_WORD0_CMP_ENABLE 0xb24 #define DMA3_WORD0_CMP_ENABLE 0xb34 #define DMA4_WORD0_CMP_ENABLE 0xb44 #define DMA_WORD0_CMP_ENABLE(chan) (DMA_SREG(DMA0_WORD0_CMP_ENABLE, chan)) #define DMA0_WORD1_CMP_VALUE 0xb08 #define DMA1_WORD1_CMP_VALUE 0xb18 #define DMA2_WORD1_CMP_VALUE 0xb28 #define DMA3_WORD1_CMP_VALUE 0xb38 #define DMA4_WORD1_CMP_VALUE 0xb48 #define DMA_WORD1_CMP_VALUE(chan) (DMA_SREG(DMA0_WORD1_CMP_VALUE, chan)) #define DMA0_WORD1_CMP_ENABLE 0xb0c #define DMA1_WORD1_CMP_ENABLE 0xb1c #define DMA2_WORD1_CMP_ENABLE 0xb2c #define DMA3_WORD1_CMP_ENABLE 0xb3c #define DMA4_WORD1_CMP_ENABLE 0xb4c #define DMA_WORD1_CMP_ENABLE(chan) (DMA_SREG(DMA0_WORD1_CMP_ENABLE, chan)) /* word 1 compare enable flags */ #define DMA_WORD1_CMP_MATCH_OTHERBUS (1<<15) #define DMA_WORD1_CMP_MATCH_BROADCAST (1<<14) #define DMA_WORD1_CMP_MATCH_BUS_BCAST (1<<13) #define DMA_WORD1_CMP_MATCH_LOCAL_NODE (1<<12) #define DMA_WORD1_CMP_MATCH_EXACT (1<<11) #define DMA_WORD1_CMP_ENABLE_SELF_ID (1<<10) #define DMA_WORD1_CMP_ENABLE_MASTER (1<<8) #define LINK_ID 0xf00 #define LINK_ID_BUS(id) (id<<22) #define LINK_ID_NODE(id) (id<<16) #define LINK_CONTROL 0xf04 #define LINK_CONTROL_BUSY (1<<29) #define LINK_CONTROL_TX_ISO_EN (1<<26) #define LINK_CONTROL_RX_ISO_EN (1<<25) #define LINK_CONTROL_TX_ASYNC_EN (1<<24) #define LINK_CONTROL_RX_ASYNC_EN (1<<23) #define LINK_CONTROL_RESET_TX (1<<21) #define LINK_CONTROL_RESET_RX (1<<20) #define LINK_CONTROL_CYCMASTER (1<<11) #define LINK_CONTROL_CYCSOURCE (1<<10) #define LINK_CONTROL_CYCTIMEREN (1<<9) #define LINK_CONTROL_RCV_CMP_VALID (1<<7) #define LINK_CONTROL_SNOOP_ENABLE (1<<6) #define CYCLE_TIMER 0xf08 #define LINK_PHY 0xf0c #define LINK_PHY_READ (1<<31) #define LINK_PHY_WRITE (1<<30) #define LINK_PHY_ADDR(addr) (addr<<24) #define LINK_PHY_WDATA(data) (data<<16) #define LINK_PHY_RADDR(addr) (addr<<8) #define LINK_INT_STATUS 0xf14 #define LINK_INT_ENABLE 0xf18 /* status and enable have identical bit numbers */ #define LINK_INT_LINK_INT (1<<31) #define LINK_INT_PHY_TIME_OUT (1<<30) #define LINK_INT_PHY_REG_RCVD (1<<29) #define LINK_INT_PHY_BUSRESET (1<<28) #define LINK_INT_TX_RDY (1<<26) #define LINK_INT_RX_DATA_RDY (1<<25) #define LINK_INT_IT_STUCK (1<<20) #define LINK_INT_AT_STUCK (1<<19) #define LINK_INT_SNTRJ (1<<17) #define LINK_INT_HDR_ERR (1<<16) #define LINK_INT_TC_ERR (1<<15) #define LINK_INT_CYC_SEC (1<<11) #define LINK_INT_CYC_STRT (1<<10) #define LINK_INT_CYC_DONE (1<<9) #define LINK_INT_CYC_PEND (1<<8) #define LINK_INT_CYC_LOST (1<<7) #define LINK_INT_CYC_ARB_FAILED (1<<6) #define LINK_INT_GRF_OVER_FLOW (1<<5) #define LINK_INT_ITF_UNDER_FLOW (1<<4) #define LINK_INT_ATF_UNDER_FLOW (1<<3) #define LINK_INT_IARB_FAILED (1<<0)