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[/] [or1k/] [tags/] [before_ORP/] [uclinux/] [uClinux-2.0.x/] [drivers/] [net/] [dgrs_plx9060.h] - Rev 1765
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/* * PLX 9060 PCI Interface chip */ /* * PCI configuration registers, same offset on local and PCI sides, * but on PCI side, must use PCI BIOS calls to read/write. */ #define PCI_PLXREGS_BASE_ADDR 0x10 #define PCI_PLXREGS_IO_ADDR 0x14 #define PCI_SPACE0_BASE_ADDR 0x18 #define PCI_ROM_BASE_ADDR 0x30 # define PCI_ROM_ENABLED 0x00000001 #define PCI_INT_LINE 0x3C /* * Registers accessable directly from PCI and local side. * Offset is from PCI side. Add PLX_LCL_OFFSET for local address. */ #define PLX_LCL_OFFSET 0x80 /* Offset of regs from local side */ /* * Local Configuration Registers */ #define PLX_SPACE0_RANGE 0x00 /* Range for PCI to Lcl Addr Space 0 */ #define PLX_SPACE0_BASE_ADDR 0x04 /* Lcl Base address remap */ #define PLX_ROM_RANGE 0x10 /* Range for expansion ROM (DMA) */ #define PLX_ROM_BASE_ADDR 0x14 /* Lcl base address remap for ROM */ #define PLX_BUS_REGION 0x18 /* Bus Region Descriptors */ /* * Shared Run Time Registers */ #define PLX_MBOX0 0x40 #define PLX_MBOX1 0x44 #define PLX_MBOX2 0x48 #define PLX_MBOX3 0x4C #define PLX_MBOX4 0x50 #define PLX_MBOX5 0x54 #define PLX_MBOX6 0x58 #define PLX_MBOX7 0x5C #define PLX_PCI2LCL_DOORBELL 0x60 #define PLX_LCL2PCI_DOORBELL 0x64 #define PLX_INT_CSR 0x68 /* Interrupt Control/Status */ # define PLX_LSERR_ENABLE 0x00000001 # define PLX_LSERR_PE 0x00000002 # define PLX_SERR 0x00000004 # undef PLX_UNUSED /* 0x00000008 */ # undef PLX_UNUSED /* 0x00000010 */ # undef PLX_UNUSED /* 0x00000020 */ # undef PLX_UNUSED /* 0x00000040 */ # undef PLX_UNUSED /* 0x00000080 */ # define PLX_PCI_IE 0x00000100 # define PLX_PCI_DOORBELL_IE 0x00000200 # define PLX_PCI_ABORT_IE 0x00000400 # define PLX_PCI_LOCAL_IE 0x00000800 # define PLX_RETRY_ABORT_ENABLE 0x00001000 # define PLX_PCI_DOORBELL_INT 0x00002000 # define PLX_PCI_ABORT_INT 0x00004000 # define PLX_PCI_LOCAL_INT 0x00008000 # define PLX_LCL_IE 0x00010000 # define PLX_LCL_DOORBELL_IE 0x00020000 # define PLX_LCL_DMA0_IE 0x00040000 # define PLX_LCL_DMA1_IE 0x00080000 # define PLX_LCL_DOORBELL_INT 0x00100000 # define PLX_LCL_DMA0_INT 0x00200000 # define PLX_LCL_DMA1_INT 0x00400000 # define PLX_LCL_BIST_INT 0x00800000 # define PLX_BM_DIRECT_ 0x01000000 # define PLX_BM_DMA0_ 0x02000000 # define PLX_BM_DMA1_ 0x04000000 # define PLX_BM_ABORT_ 0x08000000 # undef PLX_UNUSED /* 0x10000000 */ # undef PLX_UNUSED /* 0x20000000 */ # undef PLX_UNUSED /* 0x40000000 */ # undef PLX_UNUSED /* 0x80000000 */ #define PLX_MISC_CSR 0x6c /* EEPROM,PCI,User,Init Control/Status*/ # define PLX_USEROUT 0x00010000 # define PLX_USERIN 0x00020000 # define PLX_EECK 0x01000000 # define PLX_EECS 0x02000000 # define PLX_EEWD 0x04000000 # define PLX_EERD 0x08000000 /* * DMA registers. Offset is from local side */ #define PLX_DMA0_MODE 0x100 # define PLX_DMA_MODE_WIDTH32 0x00000003 # define PLX_DMA_MODE_WAITSTATES(X) ((X)<<2) # define PLX_DMA_MODE_NOREADY 0x00000000 # define PLX_DMA_MODE_READY 0x00000040 # define PLX_DMA_MODE_NOBTERM 0x00000000 # define PLX_DMA_MODE_BTERM 0x00000080 # define PLX_DMA_MODE_NOBURST 0x00000000 # define PLX_DMA_MODE_BURST 0x00000100 # define PLX_DMA_MODE_NOCHAIN 0x00000000 # define PLX_DMA_MODE_CHAIN 0x00000200 # define PLX_DMA_MODE_DONE_IE 0x00000400 # define PLX_DMA_MODE_ADDR_HOLD 0x00000800 #define PLX_DMA0_PCI_ADDR 0x104 /* non-chaining mode PCI address */ #define PLX_DMA0_LCL_ADDR 0x108 /* non-chaining mode local address */ #define PLX_DMA0_SIZE 0x10C /* non-chaining mode length */ #define PLX_DMA0_DESCRIPTOR 0x110 # define PLX_DMA_DESC_EOC 0x00000002 # define PLX_DMA_DESC_TC_IE 0x00000004 # define PLX_DMA_DESC_TO_HOST 0x00000008 # define PLX_DMA_DESC_TO_BOARD 0x00000000 # define PLX_DMA_DESC_NEXTADDR 0xFFFFfff0 #define PLX_DMA1_MODE 0x114 #define PLX_DMA1_PCI_ADDR 0x118 #define PLX_DMA1_LCL_ADDR 0x11C #define PLX_DMA1_SIZE 0x110 #define PLX_DMA1_DESCRIPTOR 0x124 #define PLX_DMA_CSR 0x128 # define PLX_DMA_CSR_0_ENABLE 0x00000001 # define PLX_DMA_CSR_0_START 0x00000002 # define PLX_DMA_CSR_0_ABORT 0x00000004 # define PLX_DMA_CSR_0_CLR_INTR 0x00000008 # define PLX_DMA_CSR_0_DONE 0x00000010 # define PLX_DMA_CSR_1_ENABLE 0x00000100 # define PLX_DMA_CSR_1_START 0x00000200 # define PLX_DMA_CSR_1_ABORT 0x00000400 # define PLX_DMA_CSR_1_CLR_INTR 0x00000800 # define PLX_DMA_CSR_1_DONE 0x00001000 #define PLX_DMA_ARB0 0x12C # define PLX_DMA_ARB0_LATENCY_T 0x000000FF # define PLX_DMA_ARB0_PAUSE_T 0x0000FF00 # define PLX_DMA_ARB0_LATENCY_EN 0x00010000 # define PLX_DMA_ARB0_PAUSE_EN 0x00020000 # define PLX_DMA_ARB0_BREQ_EN 0x00040000 # define PLX_DMA_ARB0_PRI 0x00180000 # define PLX_DMA_ARB0_PRI_ROUND 0x00000000 # define PLX_DMA_ARB0_PRI_0 0x00080000 # define PLX_DMA_ARB0_PRI_1 0x00100000 #define PLX_DMA_ARB1 0x130 /* Chan 0: FIFO DEPTH=16 */ # define PLX_DMA_ARB1_0_P2L_LW_TRIG(X) ( ((X)&15) << 0 ) # define PLX_DMA_ARB1_0_L2P_LR_TRIG(X) ( ((X)&15) << 4 ) # define PLX_DMA_ARB1_0_L2P_PW_TRIG(X) ( ((X)&15) << 8 ) # define PLX_DMA_ARB1_0_P2L_PR_TRIG(X) ( ((X)&15) << 12 ) /* Chan 1: FIFO DEPTH=8 */ # define PLX_DMA_ARB1_1_P2L_LW_TRIG(X) ( ((X)& 7) << 16 ) # define PLX_DMA_ARB1_1_L2P_LR_TRIG(X) ( ((X)& 7) << 20 ) # define PLX_DMA_ARB1_1_L2P_PW_TRIG(X) ( ((X)& 7) << 24 ) # define PLX_DMA_ARB1_1_P2L_PR_TRIG(X) ( ((X)& 7) << 28 ) typedef struct _dmachain { ulong pciaddr; ulong lcladdr; ulong len; ulong next; } DMACHAIN;