diff options
Diffstat (limited to 'arch/sh/drivers/pci/pci-sh7780.h')
| -rw-r--r-- | arch/sh/drivers/pci/pci-sh7780.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/arch/sh/drivers/pci/pci-sh7780.h b/arch/sh/drivers/pci/pci-sh7780.h new file mode 100644 index 00000000000000..750d5d7753a2aa --- /dev/null +++ b/arch/sh/drivers/pci/pci-sh7780.h @@ -0,0 +1,168 @@ +/* + * Low-Level PCI Support for SH7780 targets + * + * Dustin McIntire (dustin@sensoria.com) (c) 2001 + * Paul Mundt (lethal@linux-sh.org) (c) 2003 + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + * + */ + +#ifndef _PCI_SH7780_H_ +#define _PCI_SH7780_H_ + +#include <linux/pci.h> + +/* 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 SH7780_VENDOR_ID 0x1912 +#define SH7780_DEVICE_ID 0x0002 +#define SH7781_DEVICE_ID 0x0001 + +/* SH7780 Control Registers */ +#define SH7780_PCI_VCR0 0xFE000000 +#define SH7780_PCI_VCR1 0xFE000004 +#define SH7780_PCI_VCR2 0xFE000008 + +/* SH7780 Specific Values */ +#define SH7780_PCI_CONFIG_BASE 0xFD000000 /* Config space base addr */ +#define SH7780_PCI_CONFIG_SIZE 0x01000000 /* Config space size */ +#define SH7780_PCI_MEMORY_BASE 0xFD000000 /* Memory space base addr */ +#define SH7780_PCI_MEM_SIZE 0x01000000 /* Size of Memory window */ +#if 1 +#define SH7780_PCI_IO_BASE 0xFE400000 /* IO space base address */ +#define SH7780_PCI_IO_SIZE 0x00400000 /* Size of IO window */ +#else +#define SH7780_PCI_IO_BASE 0xFE200000 /* IO space base address */ +#define SH7780_PCI_IO_SIZE 0x00200000 /* Size of IO window */ +#endif + +#define SH7780_PCIREG_BASE 0xFE040000 /* PCI regs base address */ +#define PCI_REG(n) (SH7780_PCIREG_BASE+n) + +/* SH7780 PCI Config Registers */ +#define SH7780_PCIVID 0x000 /* Vendor ID */ +#define SH7780_PCIDID 0x002 /* Device ID */ +#define SH7780_PCICMD 0x004 /* Command */ +#define SH7780_PCISTATUS 0x006 /* Status */ +#define SH7780_PCIRID 0x008 /* Revision ID */ +#define SH7780_PCIPIF 0x009 /* Program Interface */ +#define SH7780_PCISUB 0x00a /* Sub class code */ +#define SH7780_PCIBCC 0x00b /* Base class code */ +#define SH7780_PCICLS 0x00c /* Cache line size */ +#define SH7780_PCILTM 0x00d /* latency timer */ +#define SH7780_PCIHDR 0x00e /* Header type */ +#define SH7780_PCIBIST 0x00f /* BIST */ +#define SH7780_PCIIBAR 0x010 /* IO Base address */ +#define SH7780_PCIMBAR0 0x014 /* Memory base address0 */ +#define SH7780_PCIMBAR1 0x018 /* Memory base address1 */ +#define SH7780_PCISVID 0x02c /* Sub system vendor ID */ +#define SH7780_PCISID 0x02e /* Sub system ID */ +#define SH7780_PCICP 0x034 +#define SH7780_PCIINTLINE 0x03c /* Interrupt line */ +#define SH7780_PCIINTPIN 0x03d /* Interrupt pin */ +#define SH7780_PCIMINGNT 0x03e /* Minumum grand */ +#define SH7780_PCIMAXLAT 0x03f /* Maxmum latency */ +#define SH7780_PCICID 0x040 +#define SH7780_PCINIP 0x041 +#define SH7780_PCIPMC 0x042 +#define SH7780_PCIPMCSR 0x044 +#define SH7780_PCIPMCSR_BSE 0x046 +#define SH7780_PCICDD 0x047 + +/* SH7780 PCI Local Registers */ +#define SH7780_PCICR 0x100 /* PCI Control Register */ + #define SH7780_PCICR_PREFIX 0xA5000000 /* CR prefix for write */ + #define SH7780_PCICR_PFCS 0x00000800 /* TRDY/IRDY Enable */ + #define SH7780_PCICR_FTO 0x00000400 /* TRDY/IRDY Enable */ + #define SH7780_PCICR_PFE 0x00000200 /* Target Read Single */ + #define SH7780_PCICR_TBS 0x00000100 /* Target Byte Swap */ + #define SH7780_PCICR_ARBM 0x00000040 /* PCI Arbitration Mode */ + #define SH7780_PCICR_IOCS 0x00000004 /* INTA output assert */ + #define SH7780_PCICR_PRST 0x00000002 /* PCI Reset Assert */ + #define SH7780_PCICR_CFIN 0x00000001 /* Central Fun. Init Done */ +#define SH7780_PCILSR0 0x104 /* PCI Local Space Register0 */ +#define SH7780_PCILSR1 0x108 /* PCI Local Space Register1 */ +#define SH7780_PCILAR0 0x10C /* PCI Local Address Register1 */ +#define SH7780_PCILAR1 0x110 /* PCI Local Address Register1 */ +#define SH7780_PCIIR 0x114 /* PCI Interrupt Register */ +#define SH7780_PCIIMR 0x118 /* PCI Interrupt Mask Register */ +#define SH7780_PCIAIR 0x11C /* Error Address Register */ +#define SH7780_PCICIR 0x120 /* Error Command/Data Register */ +#define SH7780_PCIAINT 0x130 /* Arbiter Interrupt Register */ +#define SH7780_PCIAINTM 0x134 /* Arbiter Int. Mask Register */ +#define SH7780_PCIBMIR 0x138 /* Error Bus Master Register */ +#define SH7780_PCIPAR 0x1C0 /* PIO Address Register */ +#define SH7780_PCIPINT 0x1CC /* Power Management Int. Register */ +#define SH7780_PCIPINTM 0x1D0 /* Power Management Mask Register */ +#define SH7780_PCIMBR0 0x1E0 /* Memory Bank0 Register */ +#define SH7780_PCIMBMR0 0x1E4 /* Memory Bank0 Mask Register */ +#define SH7780_PCIMBR1 0x1E8 /* Memory Bank1 Register */ +#define SH7780_PCIMBMR1 0x1EC /* Memory Bank1 Mask Register */ +#define SH7780_PCIMBR2 0x1F0 /* Memory Bank2 Register */ +#define SH7780_PCIMBMR2 0x1F4 /* Memory Bank2 Mask Register */ +#define SH7780_PCIIOBR 0x1F8 /* Bank Register */ +#define SH7780_PCIIOBMR 0x1FC /* Bank Mask Register */ +#define SH7780_PCICSCR0 0x210 /* Cache Snoop1 Cnt. Register */ +#define SH7780_PCICSCR1 0x214 /* Cache Snoop2 Cnt. Register */ +#define SH7780_PCICSAR0 0x218 /* Cache Snoop1 Addr. Register */ +#define SH7780_PCICSAR1 0x21C /* Cache Snoop2 Addr. Register */ +#define SH7780_PCIPDR 0x220 /* Port IO Data Register */ + +/* General Memory Config Addresses */ +#define SH7780_CS0_BASE_ADDR 0x0 +#define SH7780_MEM_REGION_SIZE 0x04000000 +#define SH7780_CS1_BASE_ADDR (SH7780_CS0_BASE_ADDR + SH7780_MEM_REGION_SIZE) +#define SH7780_CS2_BASE_ADDR (SH7780_CS1_BASE_ADDR + SH7780_MEM_REGION_SIZE) +#define SH7780_CS3_BASE_ADDR (SH7780_CS2_BASE_ADDR + SH7780_MEM_REGION_SIZE) +#define SH7780_CS4_BASE_ADDR (SH7780_CS3_BASE_ADDR + SH7780_MEM_REGION_SIZE) +#define SH7780_CS5_BASE_ADDR (SH7780_CS4_BASE_ADDR + SH7780_MEM_REGION_SIZE) +#define SH7780_CS6_BASE_ADDR (SH7780_CS5_BASE_ADDR + SH7780_MEM_REGION_SIZE) + +/* General PCI values */ +#define SH7780_PCI_HOST_BRIDGE 0x6 + +/* Flags */ +#define SH7780_PCIC_NO_RESET 0x0001 + +/* 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); + +struct sh7780_pci_address_space { + unsigned long base; + unsigned long size; +}; + +struct sh7780_pci_address_map { + struct sh7780_pci_address_space window0; + struct sh7780_pci_address_space window1; + unsigned long flags; +}; + +/* arch/sh/drivers/pci/pci-sh7780.c */ +extern int sh7780_pcic_init(struct sh7780_pci_address_map *map); + +#endif /* _PCI_SH7780_H_ */ + |