/* * Low-Level PCI Support for SH7751 targets * * Dustin McIntire (dustin@sensoria.com) (c) 2001 * * May be copied or modified under the terms of the GNU General Public * License. See linux/COPYING for more information. * */ #ifndef _PCI_SH7751_H_ #define _PCI_SH7751_H_ #include /* set debug level 4=verbose...1=terse */ //#define DEBUG_PCI 3 #undef DEBUG_PCI #ifdef DEBUG_PCI #define PCIDBG(n, x...) { if(DEBUG_PCI>=n) printk(x); } #else #define PCIDBG(n, x...) #endif /* startup values */ #define PCI_PROBE_BIOS 1 #define PCI_PROBE_CONF1 2 #define PCI_PROBE_CONF2 4 #define PCI_NO_SORT 0x100 #define PCI_BIOS_SORT 0x200 #define PCI_NO_CHECKS 0x400 #define PCI_ASSIGN_ROMS 0x1000 #define PCI_BIOS_IRQ_SCAN 0x2000 /* Platform Specific Values */ #define SH7751_VENDOR_ID 0x1054 #define SH7751_DEVICE_ID 0x3505 /* SH7751 Specific Values */ #define SH7751_PCI_CONFIG_BASE 0xFD000000 /* Config space base addr */ #define SH7751_PCI_CONFIG_SIZE 0x1000000 /* Config space size */ #define SH7751_PCI_MEMORY_BASE 0xFD000000 /* Memory space base addr */ #define SH7751_PCI_MEM_SIZE 0x01000000 /* Size of Memory window */ #define SH7751_PCI_IO_BASE 0xFE240000 /* IO space base address */ #define SH7751_PCI_IO_SIZE 0x40000 /* Size of IO window */ #define SH7751_PCIREG_BASE 0xFE200000 /* PCI regs base address */ #define PCI_REG(n) (SH7751_PCIREG_BASE+ n) #define SH7751_PCICONF0 0x0 /* PCI Config Reg 0 */ #define SH7751_PCICONF0_DEVID 0xFFFF0000 /* Device ID */ #define SH7751_PCICONF0_VNDID 0x0000FFFF /* Vendor ID */ #define SH7751_PCICONF1 0x4 /* PCI Config Reg 1 */ #define SH7751_PCICONF1_DPE 0x80000000 /* Data Parity Error */ #define SH7751_PCICONF1_SSE 0x40000000 /* System Error Status */ #define SH7751_PCICONF1_RMA 0x20000000 /* Master Abort */ #define SH7751_PCICONF1_RTA 0x10000000 /* Target Abort Rx Status */ #define SH7751_PCICONF1_STA 0x08000000 /* Target Abort Exec Status */ #define SH7751_PCICONF1_DEV 0x06000000 /* Timing Status */ #define SH7751_PCICONF1_DPD 0x01000000 /* Data Parity Status */ #define SH7751_PCICONF1_FBBC 0x00800000 /* Back 2 Back Status */ #define SH7751_PCICONF1_UDF 0x00400000 /* User Defined Status */ #define SH7751_PCICONF1_66M 0x00200000 /* 66Mhz Operation Status */ #define SH7751_PCICONF1_PM 0x00100000 /* Power Management Status */ #define SH7751_PCICONF1_PBBE 0x00000200 /* Back 2 Back Control */ #define SH7751_PCICONF1_SER 0x00000100 /* SERR Output Control */ #define SH7751_PCICONF1_WCC 0x00000080 /* Wait Cycle Control */ #define SH7751_PCICONF1_PER 0x00000040 /* Parity Error Response */ #define SH7751_PCICONF1_VPS 0x00000020 /* VGA Pallet Snoop */ #define SH7751_PCICONF1_MWIE 0x00000010 /* Memory Write+Invalidate */ #define SH7751_PCICONF1_SPC 0x00000008 /* Special Cycle Control */ #define SH7751_PCICONF1_BUM 0x00000004 /* Bus Master Control */ #define SH7751_PCICONF1_MES 0x00000002 /* Memory Space Control */ #define SH7751_PCICONF1_IOS 0x00000001 /* I/O Space Control */ #define SH7751_PCICONF2 0x8 /* PCI Config Reg 2 */ #define SH7751_PCICONF2_BCC 0xFF000000 /* Base Class Code */ #define SH7751_PCICONF2_SCC 0x00FF0000 /* Sub-Class Code */ #define SH7751_PCICONF2_RLPI 0x0000FF00 /* Programming Interface */ #define SH7751_PCICONF2_REV 0x000000FF /* Revision ID */ #define SH7751_PCICONF3 0xC /* PCI Config Reg 3 */ #define SH7751_PCICONF3_BIST7 0x80000000 /* Bist Supported */ #define SH7751_PCICONF3_BIST6 0x40000000 /* Bist Executing */ #define SH7751_PCICONF3_BIST3_0 0x0F000000 /* Bist Passed */ #define SH7751_PCICONF3_HD7 0x00800000 /* Single Funtion device */ #define SH7751_PCICONF3_HD6_0 0x007F0000 /* Configuration Layout */ #define SH7751_PCICONF3_LAT 0x0000FF00 /* Latency Timer */ #define SH7751_PCICONF3_CLS 0x000000FF /* Cache Line Size */ #define SH7751_PCICONF4 0x10 /* PCI Config Reg 4 */ #define SH7751_PCICONF4_BASE 0xFFFFFFFC /* I/O Space Base Addr */ #define SH7751_PCICONF4_ASI 0x00000001 /* Address Space Type */ #define SH7751_PCICONF5 0x14 /* PCI Config Reg 5 */ #define SH7751_PCICONF5_BASE 0xFFFFFFF0 /* Mem Space Base Addr */ #define SH7751_PCICONF5_LAP 0x00000008 /* Prefetch Enabled */ #define SH7751_PCICONF5_LAT 0x00000006 /* Local Memory type */ #define SH7751_PCICONF5_ASI 0x00000001 /* Address Space Type */ #define SH7751_PCICONF6 0x18 /* PCI Config Reg 6 */ #define SH7751_PCICONF6_BASE 0xFFFFFFF0 /* Mem Space Base Addr */ #define SH7751_PCICONF6_LAP 0x00000008 /* Prefetch Enabled */ #define SH7751_PCICONF6_LAT 0x00000006 /* Local Memory type */ #define SH7751_PCICONF6_ASI 0x00000001 /* Address Space Type */ /* PCICONF7 - PCICONF10 are undefined */ #define SH7751_PCICONF11 0x2C /* PCI Config Reg 11 */ #define SH7751_PCICONF11_SSID 0xFFFF0000 /* Subsystem ID */ #define SH7751_PCICONF11_SVID 0x0000FFFF /* Subsystem Vendor ID */ /* PCICONF12 is undefined */ #define SH7751_PCICONF13 0x34 /* PCI Config Reg 13 */ #define SH7751_PCICONF13_CPTR 0x000000FF /* PM function pointer */ /* PCICONF14 is undefined */ #define SH7751_PCICONF15 0x3C /* PCI Config Reg 15 */ #define SH7751_PCICONF15_IPIN 0x000000FF /* Interrupt Pin */ #define SH7751_PCICONF16 0x40 /* PCI Config Reg 16 */ #define SH7751_PCICONF16_PMES 0xF8000000 /* PME Support */ #define SH7751_PCICONF16_D2S 0x04000000 /* D2 Support */ #define SH7751_PCICONF16_D1S 0x02000000 /* D1 Support */ #define SH7751_PCICONF16_DSI 0x00200000 /* Bit Device Init. */ #define SH7751_PCICONF16_PMCK 0x00080000 /* Clock for PME req. */ #define SH7751_PCICONF16_VER 0x00070000 /* PM Version */ #define SH7751_PCICONF16_NIP 0x0000FF00 /* Next Item Pointer */ #define SH7751_PCICONF16_CID 0x000000FF /* Capability Identifier */ #define SH7751_PCICONF17 0x44 /* PCI Config Reg 17 */ #define SH7751_PCICONF17_DATA 0xFF000000 /* Data field for PM */ #define SH7751_PCICONF17_PMES 0x00800000 /* PME Status */ #define SH7751_PCICONF17_DSCL 0x00600000 /* Data Scaling Value */ #define SH7751_PCICONF17_DSEL 0x001E0000 /* Data Select */ #define SH7751_PCICONF17_PMEN 0x00010000 /* PME Enable */ #define SH7751_PCICONF17_PWST 0x00000003 /* Power State */ /* SH7715 Internal PCI Registers */ #define SH7751_PCICR 0x100 /* PCI Control Register */ #define SH7751_PCICR_PREFIX 0xA5000000 /* CR prefix for write */ #define SH7751_PCICR_TRSB 0x00000200 /* Target Read Single */ #define SH7751_PCICR_BSWP 0x00000100 /* Target Byte Swap */ #define SH7751_PCICR_PLUP 0x00000080 /* Enable PCI Pullup */ #define SH7751_PCICR_ARBM 0x00000040 /* PCI Arbitration Mode */ #define SH7751_PCICR_MD 0x00000030 /* MD9 and MD10 status */ #define SH7751_PCICR_SERR 0x00000008 /* SERR output assert */ #define SH7751_PCICR_INTA 0x00000004 /* INTA output assert */ #define SH7751_PCICR_PRST 0x00000002 /* PCI Reset Assert */ #define SH7751_PCICR_CFIN 0x00000001 /* Central Fun. Init Done */ #define SH7751_PCILSR0 0x104 /* PCI Local Space Register0 */ #define SH7751_PCILSR1 0x108 /* PCI Local Space Register1 */ #define SH7751_PCILAR0 0x10C /* PCI Local Address Register1 */ #define SH7751_PCILAR1 0x110 /* PCI Local Address Register1 */ #define SH7751_PCIINT 0x114 /* PCI Interrupt Register */ #define SH7751_PCIINT_MLCK 0x00008000 /* Master Lock Error */ #define SH7751_PCIINT_TABT 0x00004000 /* Target Abort Error */ #define SH7751_PCIINT_TRET 0x00000200 /* Target Retry Error */ #define SH7751_PCIINT_MFDE 0x00000100 /* Master Func. Disable Error */ #define SH7751_PCIINT_PRTY 0x00000080 /* Address Parity Error */ #define SH7751_PCIINT_SERR 0x00000040 /* SERR Detection Error */ #define SH7751_PCIINT_TWDP 0x00000020 /* Tgt. Write Parity Error */ #define SH7751_PCIINT_TRDP 0x00000010 /* Tgt. Read Parity Error Det. */ #define SH7751_PCIINT_MTABT 0x00000008 /* Master-Tgt. Abort Error */ #define SH7751_PCIINT_MMABT 0x00000004 /* Master-Master Abort Error */ #define SH7751_PCIINT_MWPD 0x00000002 /* Master Write PERR Detect */ #define SH7751_PCIINT_MRPD 0x00000002 /* Master Read PERR Detect */ #define SH7751_PCIINTM 0x118 /* PCI Interrupt Mask Register */ #define SH7751_PCIALR 0x11C /* Error Address Register */ #define SH7751_PCICLR 0x120 /* Error Command/Data Register */ #define SH7751_PCICLR_MPIO 0x80000000 /* Error Command/Data Register */ #define SH7751_PCICLR_MDMA0 0x40000000 /* DMA0 Transfer Error */ #define SH7751_PCICLR_MDMA1 0x20000000 /* DMA1 Transfer Error */ #define SH7751_PCICLR_MDMA2 0x10000000 /* DMA2 Transfer Error */ #define SH7751_PCICLR_MDMA3 0x08000000 /* DMA3 Transfer Error */ #define SH7751_PCICLR_TGT 0x04000000 /* Target Transfer Error */ #define SH7751_PCICLR_CMDL 0x0000000F /* PCI Command at Error */ #define SH7751_PCIAINT 0x130 /* Arbiter Interrupt Register */ #define SH7751_PCIAINT_MBKN 0x00002000 /* Master Broken Interrupt */ #define SH7751_PCIAINT_TBTO 0x00001000 /* Target Bus Time Out */ #define SH7751_PCIAINT_MBTO 0x00001000 /* Master Bus Time Out */ #define SH7751_PCIAINT_TABT 0x00000008 /* Target Abort */ #define SH7751_PCIAINT_MABT 0x00000004 /* Master Abort */ #define SH7751_PCIAINT_RDPE 0x00000002 /* Read Data Parity Error */ #define SH7751_PCIAINT_WDPE 0x00000002 /* Write Data Parity Error */ #define SH7751_PCIAINTM 0x134 /* Arbiter Int. Mask Register */ #define SH7751_PCIBMLR 0x138 /* Error Bus Master Register */ #define SH7751_PCIBMLR_REQ4 0x00000010 /* REQ4 bus master at error */ #define SH7751_PCIBMLR_REQ3 0x00000008 /* REQ3 bus master at error */ #define SH7751_PCIBMLR_REQ2 0x00000004 /* REQ2 bus master at error */ #define SH7751_PCIBMLR_REQ1 0x00000002 /* REQ1 bus master at error */ #define SH7751_PCIBMLR_REQ0 0x00000001 /* REQ0 bus master at error */ #define SH7751_PCIDMABT 0x140 /* DMA Transfer Arb. Register */ #define SH7751_PCIDMABT_RRBN 0x00000001 /* DMA Arbitor Round-Robin */ #define SH7751_PCIDPA0 0x180 /* DMA0 Transfer Addr. Register */ #define SH7751_PCIDLA0 0x184 /* DMA0 Local Addr. Register */ #define SH7751_PCIDTC0 0x188 /* DMA0 Transfer Cnt. Register */ #define SH7751_PCIDCR0 0x18C /* DMA0 Control Register */ #define SH7751_PCIDCR_ALGN 0x00000600 /* DMA Alignment Mode */ #define SH7751_PCIDCR_MAST 0x00000100 /* DMA Termination Type */ #define SH7751_PCIDCR_INTM 0x00000080 /* DMA Interrupt Done Mask*/ #define SH7751_PCIDCR_INTS 0x00000040 /* DMA Interrupt Done Status */ #define SH7751_PCIDCR_LHLD 0x00000020 /* Local Address Control */ #define SH7751_PCIDCR_PHLD 0x00000010 /* PCI Address Control*/ #define SH7751_PCIDCR_IOSEL 0x00000008 /* PCI Address Space Type */ #define SH7751_PCIDCR_DIR 0x00000004 /* DMA Transfer Direction */ #define SH7751_PCIDCR_STOP 0x00000002 /* Force DMA Stop */ #define SH7751_PCIDCR_STRT 0x00000001 /* DMA Start */ #define SH7751_PCIDPA1 0x190 /* DMA1 Transfer Addr. Register */ #define SH7751_PCIDLA1 0x194 /* DMA1 Local Addr. Register */ #define SH7751_PCIDTC1 0x198 /* DMA1 Transfer Cnt. Register */ #define SH7751_PCIDCR1 0x19C /* DMA1 Control Register */ #define SH7751_PCIDPA2 0x1A0 /* DMA2 Transfer Addr. Register */ #define SH7751_PCIDLA2 0x1A4 /* DMA2 Local Addr. Register */ #define SH7751_PCIDTC2 0x1A8 /* DMA2 Transfer Cnt. Register */ #define SH7751_PCIDCR2 0x1AC /* DMA2 Control Register */ #define SH7751_PCIDPA3 0x1B0 /* DMA3 Transfer Addr. Register */ #define SH7751_PCIDLA3 0x1B4 /* DMA3 Local Addr. Register */ #define SH7751_PCIDTC3 0x1B8 /* DMA3 Transfer Cnt. Register */ #define SH7751_PCIDCR3 0x1BC /* DMA3 Control Register */ #define SH7751_PCIPAR 0x1C0 /* PIO Address Register */ #define SH7751_PCIPAR_CFGEN 0x80000000 /* Configuration Enable */ #define SH7751_PCIPAR_BUSNO 0x00FF0000 /* Config. Bus Number */ #define SH7751_PCIPAR_DEVNO 0x0000FF00 /* Config. Device Number */ #define SH7751_PCIPAR_REGAD 0x000000FC /* Register Address Number */ #define SH7751_PCIMBR 0x1C4 /* Memory Base Address Register */ #define SH7751_PCIMBR_MASK 0xFF000000 /* Memory Space Mask */ #define SH7751_PCIMBR_LOCK 0x00000001 /* Lock Memory Space */ #define SH7751_PCIIOBR 0x1C8 /* I/O Base Address Register */ #define SH7751_PCIIOBR_MASK 0xFFFC0000 /* IO Space Mask */ #define SH7751_PCIIOBR_LOCK 0x00000001 /* Lock IO Space */ #define SH7751_PCIPINT 0x1CC /* Power Mgmnt Int. Register */ #define SH7751_PCIPINT_D3 0x00000002 /* D3 Pwr Mgmt. Interrupt */ #define SH7751_PCIPINT_D0 0x00000001 /* D0 Pwr Mgmt. Interrupt */ #define SH7751_PCIPINTM 0x1D0 /* Power Mgmnt Mask Register */ #define SH7751_PCICLKR 0x1D4 /* Clock Ctrl. Register */ #define SH7751_PCICLKR_PCSTP 0x00000002 /* PCI Clock Stop */ #define SH7751_PCICLKR_BCSTP 0x00000002 /* BCLK Clock Stop */ /* For definitions of BCR, MCR see ... */ #define SH7751_PCIBCR1 0x1E0 /* Memory BCR1 Register */ #define SH7751_PCIBCR2 0x1E4 /* Memory BCR2 Register */ #define SH7751_PCIWCR1 0x1E8 /* Wait Control 1 Register */ #define SH7751_PCIWCR2 0x1EC /* Wait Control 2 Register */ #define SH7751_PCIWCR3 0x1F0 /* Wait Control 3 Register */ #define SH7751_PCIMCR 0x1F4 /* Memory Control Register */ #define SH7751_PCIPCTR 0x200 /* Port Control Register */ #define SH7751_PCIPCTR_P2EN 0x000400000 /* Port 2 Enable */ #define SH7751_PCIPCTR_P1EN 0x000200000 /* Port 1 Enable */ #define SH7751_PCIPCTR_P0EN 0x000100000 /* Port 0 Enable */ #define SH7751_PCIPCTR_P2UP 0x000000020 /* Port2 Pull Up Enable */ #define SH7751_PCIPCTR_P2IO 0x000000010 /* Port2 Output Enable */ #define SH7751_PCIPCTR_P1UP 0x000000008 /* Port1 Pull Up Enable */ #define SH7751_PCIPCTR_P1IO 0x000000004 /* Port1 Output Enable */ #define SH7751_PCIPCTR_P0UP 0x000000002 /* Port0 Pull Up Enable */ #define SH7751_PCIPCTR_P0IO 0x000000001 /* Port0 Output Enable */ #define SH7751_PCIPDTR 0x204 /* Port Data Register */ #define SH7751_PCIPDTR_PB5 0x000000020 /* Port 5 Enable */ #define SH7751_PCIPDTR_PB4 0x000000010 /* Port 4 Enable */ #define SH7751_PCIPDTR_PB3 0x000000008 /* Port 3 Enable */ #define SH7751_PCIPDTR_PB2 0x000000004 /* Port 2 Enable */ #define SH7751_PCIPDTR_PB1 0x000000002 /* Port 1 Enable */ #define SH7751_PCIPDTR_PB0 0x000000001 /* Port 0 Enable */ #define SH7751_PCIPDR 0x220 /* Port IO Data Register */ /* Memory Control Registers */ #define SH7751_BCR1 0xFF800000 /* Memory BCR1 Register */ #define SH7751_BCR2 0xFF800004 /* Memory BCR2 Register */ #define SH7751_WCR1 0xFF800008 /* Wait Control 1 Register */ #define SH7751_WCR2 0xFF80000C /* Wait Control 2 Register */ #define SH7751_WCR3 0xFF800010 /* Wait Control 3 Register */ #define SH7751_MCR 0xFF800014 /* Memory Control Register */ /* General Memory Config Addresses */ #define SH7751_CS0_BASE_ADDR 0x0 #define SH7751_MEM_REGION_SIZE 0x04000000 #define SH7751_CS1_BASE_ADDR (SH7751_CS0_BASE_ADDR + SH7751_MEM_REGION_SIZE) #define SH7751_CS2_BASE_ADDR (SH7751_CS1_BASE_ADDR + SH7751_MEM_REGION_SIZE) #define SH7751_CS3_BASE_ADDR (SH7751_CS2_BASE_ADDR + SH7751_MEM_REGION_SIZE) #define SH7751_CS4_BASE_ADDR (SH7751_CS3_BASE_ADDR + SH7751_MEM_REGION_SIZE) #define SH7751_CS5_BASE_ADDR (SH7751_CS4_BASE_ADDR + SH7751_MEM_REGION_SIZE) #define SH7751_CS6_BASE_ADDR (SH7751_CS5_BASE_ADDR + SH7751_MEM_REGION_SIZE) /* General PCI values */ #define SH7751_PCI_HOST_BRIDGE 0x6 /* External functions defined per platform i.e. Big Sur, SE... (these could be routed * through the machine vectors... */ extern int pcibios_init_platform(void); extern int pcibios_map_platform_irq(u8 slot, u8 pin); #endif /* _PCI_SH7751_H_ */