64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
/*********************************************
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* Benjamin Krill <ben@codiert.org>
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*********************************************/
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#ifndef FPGAFS_H
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#define FPGAFS_H
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#include <linux/kref.h>
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#include <linux/mutex.h>
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#include <linux/spinlock.h>
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#include <linux/fs.h>
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/* magic number the file system */
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enum {
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FPGAFS_MAGIC = 0x4255AA42,
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};
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struct fpga_context {
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int bla1;
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int bla2;
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};
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struct fpgafs_inode_info {
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struct fpga_context *i_ctx;
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struct inode vfs_inode;
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};
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extern struct tree_descr fpgafs_dir_contents[];
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#define FPGAFS_I(inode) \
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container_of(inode, struct fpgafs_inode_info, vfs_inode)
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/* command definitions */
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#define BLA 0
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/* low level driver */
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struct fpgafs_lldrv {
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char name[5];
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int (*init) (void);
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int (*exit) (void);
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int (*send) (const char __user *buf, int len);
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int (*recv) (unsigned char *buf, int len);
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int (*read_load) (unsigned char *buf, int len);
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int (*write_load) (const char __user *buf, int len);
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};
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int fpgafs_register_lldrv(struct fpgafs_lldrv *drv);
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int fpgafs_unregister_lldrv(struct fpgafs_lldrv *drv);
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ssize_t fpgafs_send_data(struct file *file, const char __user *buf,
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size_t len, loff_t *pos);
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ssize_t fpgafs_recv_data(struct file *file, char __user *buf,
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size_t len, loff_t *pos);
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ssize_t fpgafs_write_load(struct file *file, const char __user *buf,
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size_t len, loff_t *pos);
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ssize_t fpgafs_read_load(struct file *file, char __user *buf,
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size_t len, loff_t *pos);
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#endif /* FPGAFS_H */
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