6b13f685e
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BSP 최초 추가
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#ifndef _UIO_DRIVER_H_
#define _UIO_DRIVER_H_
#include <linux/fs.h>
#include <linux/interrupt.h>
struct module;
struct uio_map;
struct uio_mem {
const char *name;
phys_addr_t addr;
unsigned long size;
int memtype;
void __iomem *internal_addr;
struct uio_map *map;
};
#define MAX_UIO_MAPS 5
struct uio_portio;
struct uio_port {
const char *name;
unsigned long start;
unsigned long size;
int porttype;
struct uio_portio *portio;
};
#define MAX_UIO_PORT_REGIONS 5
struct uio_device;
struct uio_info {
struct uio_device *uio_dev;
const char *name;
const char *version;
struct uio_mem mem[MAX_UIO_MAPS];
struct uio_port port[MAX_UIO_PORT_REGIONS];
long irq;
unsigned long irq_flags;
void *priv;
irqreturn_t (*handler)(int irq, struct uio_info *dev_info);
int (*mmap)(struct uio_info *info, struct vm_area_struct *vma);
int (*open)(struct uio_info *info, struct inode *inode);
int (*release)(struct uio_info *info, struct inode *inode);
int (*irqcontrol)(struct uio_info *info, s32 irq_on);
};
extern int __must_check
__uio_register_device(struct module *owner,
struct device *parent,
struct uio_info *info);
#define uio_register_device(parent, info) \
__uio_register_device(THIS_MODULE, parent, info)
extern void uio_unregister_device(struct uio_info *info);
extern void uio_event_notify(struct uio_info *info);
#define UIO_IRQ_CUSTOM -1
#define UIO_IRQ_NONE 0
#define UIO_MEM_NONE 0
#define UIO_MEM_PHYS 1
#define UIO_MEM_LOGICAL 2
#define UIO_MEM_VIRTUAL 3
#define UIO_PORT_NONE 0
#define UIO_PORT_X86 1
#define UIO_PORT_GPIO 2
#define UIO_PORT_OTHER 3
#endif /* _LINUX_UIO_DRIVER_H_ */
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