| /* ASB2305 Arch-specific PCI declarations |
| * |
| * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. |
| * Written by David Howells (dhowells@redhat.com) |
| * Derived from: arch/i386/kernel/pci-i386.h: (c) 1999 Martin Mares <mj@ucw.cz> |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public Licence |
| * as published by the Free Software Foundation; either version |
| * 2 of the Licence, or (at your option) any later version. |
| */ |
| #ifndef _PCI_ASB2305_H |
| #define _PCI_ASB2305_H |
| |
| #undef DEBUG |
| |
| #ifdef DEBUG |
| #define DBG(x...) printk(x) |
| #else |
| #define DBG(x...) |
| #endif |
| |
| #define PCI_PROBE_BIOS 1 |
| #define PCI_PROBE_CONF1 2 |
| #define PCI_PROBE_CONF2 4 |
| #define PCI_NO_CHECKS 0x400 |
| #define PCI_ASSIGN_ROMS 0x1000 |
| #define PCI_BIOS_IRQ_SCAN 0x2000 |
| |
| extern unsigned int pci_probe; |
| |
| /* pci-asb2305.c */ |
| |
| extern unsigned int pcibios_max_latency; |
| |
| extern void pcibios_resource_survey(void); |
| |
| /* pci.c */ |
| |
| extern int pcibios_last_bus; |
| extern struct pci_bus *pci_root_bus; |
| extern struct pci_ops *pci_root_ops; |
| |
| extern struct irq_routing_table *pcibios_get_irq_routing_table(void); |
| extern int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq); |
| |
| /* pci-irq.c */ |
| |
| struct irq_info { |
| u8 bus, devfn; /* Bus, device and function */ |
| struct { |
| u8 link; /* IRQ line ID, chipset dependent, |
| * 0=not routed */ |
| u16 bitmap; /* Available IRQs */ |
| } __attribute__((packed)) irq[4]; |
| u8 slot; /* Slot number, 0=onboard */ |
| u8 rfu; |
| } __attribute__((packed)); |
| |
| struct irq_routing_table { |
| u32 signature; /* PIRQ_SIGNATURE should be here */ |
| u16 version; /* PIRQ_VERSION */ |
| u16 size; /* Table size in bytes */ |
| u8 rtr_bus, rtr_devfn; /* Where the interrupt router lies */ |
| u16 exclusive_irqs; /* IRQs devoted exclusively to PCI usage */ |
| u16 rtr_vendor, rtr_device; /* Vendor and device ID of interrupt router */ |
| u32 miniport_data; /* Crap */ |
| u8 rfu[11]; |
| u8 checksum; /* Modulo 256 checksum must give zero */ |
| struct irq_info slots[0]; |
| } __attribute__((packed)); |
| |
| extern unsigned int pcibios_irq_mask; |
| |
| extern void pcibios_irq_init(void); |
| extern void pcibios_fixup_irqs(void); |
| extern void pcibios_enable_irq(struct pci_dev *dev); |
| |
| #endif /* PCI_ASB2305_H */ |