| /* |
| * Faraday FTPCI100 PCI Bridge Controller Device Driver Implementation |
| * |
| * Copyright (C) 2010 Andes Technology Corporation |
| * Gavin Guo, Andes Technology Corporation <gavinguo@andestech.com> |
| * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #ifndef __FTPCI100_H |
| #define __FTPCI100_H |
| |
| /* AHB Control Registers */ |
| struct ftpci100_ahbc { |
| unsigned int iosize; /* 0x00 - I/O Space Size Signal */ |
| unsigned int prot; /* 0x04 - AHB Protection */ |
| unsigned int rsved[8]; /* 0x08-0x24 - Reserved */ |
| unsigned int conf; /* 0x28 - PCI Configuration */ |
| unsigned int data; /* 0x2c - PCI Configuration DATA */ |
| }; |
| |
| /* |
| * FTPCI100_IOSIZE_REG's constant definitions |
| */ |
| #define FTPCI100_BASE_IO_SIZE(x) (ffs(x) - 1) /* 1M - 2048M */ |
| |
| /* |
| * PCI Configuration Register |
| */ |
| #define PCI_INT_MASK 0x4c |
| #define PCI_MEM_BASE_SIZE1 0x50 |
| #define PCI_MEM_BASE_SIZE2 0x54 |
| #define PCI_MEM_BASE_SIZE3 0x58 |
| |
| /* |
| * PCI_INT_MASK's bit definitions |
| */ |
| #define PCI_INTA_ENABLE (1 << 22) |
| #define PCI_INTB_ENABLE (1 << 23) |
| #define PCI_INTC_ENABLE (1 << 24) |
| #define PCI_INTD_ENABLE (1 << 25) |
| |
| /* |
| * PCI_MEM_BASE_SIZE1's constant definitions |
| */ |
| #define FTPCI100_BASE_ADR_SIZE(x) ((ffs(x) - 1) << 16) /* 1M - 2048M */ |
| |
| #define FTPCI100_MAX_FUNCTIONS 20 |
| #define PCI_IRQ_LINES 4 |
| |
| #define MAX_BUS_NUM 256 |
| #define MAX_DEV_NUM 32 |
| #define MAX_FUN_NUM 8 |
| |
| #define PCI_MAX_BAR_PER_FUNC 6 |
| |
| /* |
| * PCI_MEM_SIZE |
| */ |
| #define FTPCI100_MEM_SIZE(x) (ffs(x) << 24) |
| |
| /* This definition is used by pci_ftpci_init() */ |
| #define FTPCI100_BRIDGE_VENDORID 0x159b |
| #define FTPCI100_BRIDGE_DEVICEID 0x4321 |
| |
| struct pcibar { |
| unsigned int size; |
| unsigned int addr; |
| }; |
| |
| struct pci_config { |
| unsigned int bus; |
| unsigned int dev; /* device */ |
| unsigned int func; |
| unsigned int pin; |
| unsigned short v_id; /* vendor id */ |
| unsigned short d_id; /* device id */ |
| struct pcibar bar[PCI_MAX_BAR_PER_FUNC + 1]; |
| }; |
| |
| #endif |