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41 #define SEGDEV_MAJOR 60
46 #include <linux/kernel.h>
47 #include <linux/module.h>
48 #include <linux/cdev.h>
50 #define SEGDEV_READY 1
51 #define SEGDEV_RESERVED 2
52 #define SEGDEV_BUFSIZE 512
60 void (*callback)(struct segdev *segdev, uint32_t portno);
67 unsigned int buffer_index;
68 char buffer[SEGDEV_BUFSIZE];
71 int segdev_create_segment(struct segdev *dev, u64 segsize, char reserved);
72 int segdev_destroy_segment(struct segdev *dev);
73 struct segdev *segdev_get(int minor);
74 void segdev_put(struct segdev *dev);
77 #endif /* __KERNEL__ */
79 #include <linux/ioctl.h>
81 #define SEGDEV_IOC_MAGIC SEGDEV_MAJOR
82 #define SEGDEV_IOC_CREATESEG _IOR(SEGDEV_IOC_MAGIC, 0, unsigned long)
83 #define SEGDEV_IOC_DESTROYSEG _IOR(SEGDEV_IOC_MAGIC, 1, unsigned long)
84 #define SEGDEV_IOC_SEGSIZE _IOR(SEGDEV_IOC_MAGIC, 2, unsigned long)
86 #define SEGDEV_IOC_MAXNR 2
88 #endif /* _SEGDEV_H */