int (*request_resource)(struct resource *root,struct resource *newr)=NULL;
int (*release_resource)(struct resource *old)=NULL;
int (*allocate_resource)(struct resource *root,struct resource *newr,unsigned long size,unsigned long min,unsigned long max,unsigned long align,void (*alignf)(void *,struct resource*,unsigned long),void *alignf_data)=NULL;
int (*request_irq)(unsigned int irq,void(*handler)(int,void*,struct pt_regs*regs),unsigned long flags,const char *name,void *data,struct lxrm_resource* rm_resource)=NULL;
void (*free_irq)(unsigned int irq,void *data,struct lxrm_resource* rm_resource)=NULL;
void (*eoi_irq)(unsigned int irq)=NULL;
int (*__check_region)(struct resource *a,unsigned long b,unsigned long c)=NULL;
struct resource* (*__request_region)(struct resource *a, unsigned long start, unsigned long n, const char *name,struct lxrm_resource *rm_resource);
void (*__release_region)(struct resource *a,unsigned long b,unsigned long c,struct lxrm_resource *rm_resource)=NULL;
struct pci_dev *(*pci_find_device)(unsigned int vendor,unsigned int device,const struct pci_dev *from)=NULL;
struct pci_dev *(*pci_find_subsys)(unsigned int vendor,unsigned int device,unsigned int ss_vendor,unsigned int ss_device,const struct pci_dev *from)=NULL;
struct pci_dev *(*pci_find_class)(unsigned int pciclass,const struct pci_dev *from)=NULL;
struct pci_dev *(*pci_find_slot)(unsigned int bus,unsigned int devfn)=NULL;
int (*pci_find_capability)(struct pci_dev *dev,int cap)=NULL;
int (*pci_read_config_byte)(struct pci_dev *dev, int where, u8 *val)=NULL;
int (*pci_read_config_word)(struct pci_dev *dev, int where, u16 *val)=NULL;
int (*pci_read_config_dword)(struct pci_dev *dev, int where, u32 *val)=NULL;
int (*pci_write_config_byte)(struct pci_dev *dev, int where, u8 val)=NULL;
int (*pci_write_config_word)(struct pci_dev *dev, int where, u16 val)=NULL;
int (*pci_write_config_dword)(struct pci_dev *dev, int where, u32 val)=NULL;
int (*pci_enable_device)(struct pci_dev *dev)=NULL;