X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-ppc%2Fprom.h;h=adc5ae78492411fd836e31fb48082b63aa795471;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=75c0637acdc8ad2e7615be70f3819b71905befb2;hpb=cee37fe97739d85991964371c1f3a745c00dd236;p=linux-2.6.git diff --git a/include/asm-ppc/prom.h b/include/asm-ppc/prom.h index 75c0637ac..adc5ae784 100644 --- a/include/asm-ppc/prom.h +++ b/include/asm-ppc/prom.h @@ -8,126 +8,19 @@ #ifndef _PPC_PROM_H #define _PPC_PROM_H -#include -#include - -typedef u32 phandle; -typedef u32 ihandle; - -struct address_range { - unsigned int space; - unsigned int address; - unsigned int size; -}; - -struct interrupt_info { - int line; - int sense; /* +ve/-ve logic, edge or level, etc. */ -}; - +/* This is used in arch/ppc/mm/mem_pieces.h */ struct reg_property { unsigned int address; unsigned int size; }; -struct property { - char *name; - int length; - unsigned char *value; - struct property *next; -}; - -/* - * Note: don't change this structure for now or you'll break BootX ! - */ -struct device_node { - char *name; - char *type; - phandle node; - int n_addrs; - struct address_range *addrs; - int n_intrs; - struct interrupt_info *intrs; - char *full_name; - struct property *properties; - struct device_node *parent; - struct device_node *child; - struct device_node *sibling; - struct device_node *next; /* next device of same type */ - struct device_node *allnext; /* next in list of all nodes */ -}; - -struct prom_args; -typedef void (*prom_entry)(struct prom_args *); - -/* OBSOLETE: Old style node lookup */ -extern struct device_node *find_devices(const char *name); -extern struct device_node *find_type_devices(const char *type); -extern struct device_node *find_path_device(const char *path); -extern struct device_node *find_compatible_devices(const char *type, - const char *compat); -extern struct device_node *find_all_nodes(void); - -/* New style node lookup */ -extern struct device_node *of_find_node_by_name(struct device_node *from, - const char *name); -extern struct device_node *of_find_node_by_type(struct device_node *from, - const char *type); -extern struct device_node *of_find_compatible_node(struct device_node *from, - const char *type, const char *compat); -extern struct device_node *of_find_node_by_path(const char *path); -extern struct device_node *of_find_all_nodes(struct device_node *prev); -extern struct device_node *of_get_parent(const struct device_node *node); -extern struct device_node *of_get_next_child(const struct device_node *node, - struct device_node *prev); -extern struct device_node *of_node_get(struct device_node *node); -extern void of_node_put(struct device_node *node); - -/* Other Prototypes */ -extern void abort(void); -extern unsigned long prom_init(int, int, prom_entry); -extern void prom_print(const char *msg); -extern void relocate_nodes(void); -extern void finish_device_tree(void); -extern int device_is_compatible(struct device_node *device, const char *); -extern int machine_is_compatible(const char *compat); -extern unsigned char *get_property(struct device_node *node, const char *name, - int *lenp); -extern void prom_add_property(struct device_node* np, struct property* prop); -extern void prom_get_irq_senses(unsigned char *, int, int); -extern int prom_n_addr_cells(struct device_node* np); -extern int prom_n_size_cells(struct device_node* np); - -extern struct resource* -request_OF_resource(struct device_node* node, int index, const char* name_postfix); -extern int release_OF_resource(struct device_node* node, int index); - -extern void print_properties(struct device_node *node); -extern int call_rtas(const char *service, int nargs, int nret, - unsigned long *outputs, ...); - /* - * PCI <-> OF matching functions - */ -struct pci_bus; -struct pci_dev; -extern int pci_device_from_OF_node(struct device_node *node, - u8* bus, u8* devfn); -extern struct device_node* pci_busdev_to_OF_node(struct pci_bus *, int); -extern struct device_node* pci_device_to_OF_node(struct pci_dev *); -extern void pci_create_OF_bus_map(void); - -/* - * When we call back to the Open Firmware client interface, we usually - * have to do that before the kernel is relocated to its final location - * (this is because we can't use OF after we have overwritten the - * exception vectors with our exception handlers). These macros assist - * in performing the address calculations that we need to do to access - * data when the kernel is running at an address that is different from - * the address that the kernel is linked at. The reloc_offset() function - * returns the difference between these two addresses and the macros - * simplify the process of adding or subtracting this offset to/from - * pointer values. See arch/ppc/kernel/prom.c for how these are used. + * These macros assist in performing the address calculations that we + * need to do to access data when the kernel is running at an address + * that is different from the address that the kernel is linked at. + * The reloc_offset() function returns the difference between these + * two addresses and the macros simplify the process of adding or + * subtracting this offset to/from pointer values. */ extern unsigned long reloc_offset(void); extern unsigned long add_reloc_offset(unsigned long); @@ -136,5 +29,12 @@ extern unsigned long sub_reloc_offset(unsigned long); #define PTRRELOC(x) ((typeof(x))add_reloc_offset((unsigned long)(x))) #define PTRUNRELOC(x) ((typeof(x))sub_reloc_offset((unsigned long)(x))) +/* + * Fallback definitions since we don't support OF in arch/ppc any more. + */ +#define machine_is_compatible(x) 0 +#define of_find_compatible_node(f, t, c) NULL +#define get_property(p, n, l) NULL + #endif /* _PPC_PROM_H */ #endif /* __KERNEL__ */