| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * 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) |