diff options
Diffstat (limited to 'include/asm-powerpc/pci-bridge.h')
| -rw-r--r-- | include/asm-powerpc/pci-bridge.h | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/include/asm-powerpc/pci-bridge.h b/include/asm-powerpc/pci-bridge.h deleted file mode 100644 index 38de92d41a1..00000000000 --- a/include/asm-powerpc/pci-bridge.h +++ /dev/null @@ -1,176 +0,0 @@ -#ifndef _ASM_POWERPC_PCI_BRIDGE_H -#define _ASM_POWERPC_PCI_BRIDGE_H -#ifdef __KERNEL__ - -#ifndef CONFIG_PPC64 -#include <asm-ppc/pci-bridge.h> -#else - -#include <linux/pci.h> -#include <linux/list.h> - -/* - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -/* - * Structure of a PCI controller (host bridge) - */ -struct pci_controller { - struct pci_bus *bus; - char is_dynamic; - void *arch_data; - struct list_head list_node; - - int first_busno; - int last_busno; - - void __iomem *io_base_virt; - unsigned long io_base_phys; - - /* Some machines have a non 1:1 mapping of - * the PCI memory space in the CPU bus space - */ - unsigned long pci_mem_offset; - unsigned long pci_io_size; - - struct pci_ops *ops; - volatile unsigned int __iomem *cfg_addr; - volatile void __iomem *cfg_data; - - /* Currently, we limit ourselves to 1 IO range and 3 mem - * ranges since the common pci_bus structure can't handle more - */ - struct resource io_resource; - struct resource mem_resources[3]; - int global_number; - int local_number; - unsigned long buid; - unsigned long dma_window_base_cur; - unsigned long dma_window_size; -}; - -/* - * PCI stuff, for nodes representing PCI devices, pointed to - * by device_node->data. - */ -struct pci_controller; -struct iommu_table; - -struct pci_dn { - int busno; /* pci bus number */ - int bussubno; /* pci subordinate bus number */ - int devfn; /* pci device and function number */ - int class_code; /* pci device class */ - -#ifdef CONFIG_PPC_PSERIES - int eeh_mode; /* See eeh.h for possible EEH_MODEs */ - int eeh_config_addr; - int eeh_pe_config_addr; /* new-style partition endpoint address */ - int eeh_check_count; /* # times driver ignored error */ - int eeh_freeze_count; /* # times this device froze up. */ -#endif - int pci_ext_config_space; /* for pci devices */ - struct pci_controller *phb; /* for pci devices */ - struct iommu_table *iommu_table; /* for phb's or bridges */ - struct pci_dev *pcidev; /* back-pointer to the pci device */ - struct device_node *node; /* back-pointer to the device_node */ -#ifdef CONFIG_PPC_ISERIES - struct list_head Device_List; - int Irq; /* Assigned IRQ */ - int Flags; /* Possible flags(disable/bist)*/ - u8 LogicalSlot; /* Hv Slot Index for Tces */ -#endif - u32 config_space[16]; /* saved PCI config space */ -}; - -/* Get the pointer to a device_node's pci_dn */ -#define PCI_DN(dn) ((struct pci_dn *) (dn)->data) - -struct device_node *fetch_dev_dn(struct pci_dev *dev); - -/* Get a device_node from a pci_dev. This code must be fast except - * in the case where the sysdata is incorrect and needs to be fixed - * up (this will only happen once). - * In this case the sysdata will have been inherited from a PCI host - * bridge or a PCI-PCI bridge further up the tree, so it will point - * to a valid struct pci_dn, just not the one we want. - */ -static inline struct device_node *pci_device_to_OF_node(struct pci_dev *dev) -{ - struct device_node *dn = dev->sysdata; - struct pci_dn *pdn = dn->data; - - if (pdn && pdn->devfn == dev->devfn && pdn->busno == dev->bus->number) - return dn; /* fast path. sysdata is good */ - return fetch_dev_dn(dev); -} - -static inline int pci_device_from_OF_node(struct device_node *np, - u8 *bus, u8 *devfn) -{ - if (!PCI_DN(np)) - return -ENODEV; - *bus = PCI_DN(np)->busno; - *devfn = PCI_DN(np)->devfn; - return 0; -} - -static inline struct device_node *pci_bus_to_OF_node(struct pci_bus *bus) -{ - if (bus->self) - return pci_device_to_OF_node(bus->self); - else - return bus->sysdata; /* Must be root bus (PHB) */ -} - -/** Find the bus corresponding to the indicated device node */ -struct pci_bus * pcibios_find_pci_bus(struct device_node *dn); - -extern void pci_process_bridge_OF_ranges(struct pci_controller *hose, - struct device_node *dev, int primary); - -/** Remove all of the PCI devices under this bus */ -void pcibios_remove_pci_devices(struct pci_bus *bus); - -/** Discover new pci devices under this bus, and add them */ -void pcibios_add_pci_devices(struct pci_bus * bus); -void pcibios_fixup_new_pci_devices(struct pci_bus *bus, int fix_bus); - -extern int pcibios_remove_root_bus(struct pci_controller *phb); - -static inline struct pci_controller *pci_bus_to_host(struct pci_bus *bus) -{ - struct device_node *busdn = bus->sysdata; - - BUG_ON(busdn == NULL); - return PCI_DN(busdn)->phb; -} - -extern struct pci_controller* -pci_find_hose_for_OF_device(struct device_node* node); - -extern struct pci_controller * -pcibios_alloc_controller(struct device_node *dev); -extern void pcibios_free_controller(struct pci_controller *phb); - -#ifdef CONFIG_PCI -extern unsigned long pci_address_to_pio(phys_addr_t address); -#else -static inline unsigned long pci_address_to_pio(phys_addr_t address) -{ - return (unsigned long)-1; -} -#endif - -/* Return values for ppc_md.pci_probe_mode function */ -#define PCI_PROBE_NONE -1 /* Don't look at this bus at all */ -#define PCI_PROBE_NORMAL 0 /* Do normal PCI probing */ -#define PCI_PROBE_DEVTREE 1 /* Instantiate from device tree */ - -#endif /* CONFIG_PPC64 */ -#endif /* __KERNEL__ */ -#endif |