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607ca46e DH |
1 | #ifndef _UAPI__CODA_PSDEV_H |
2 | #define _UAPI__CODA_PSDEV_H | |
3 | ||
4 | #include <linux/magic.h> | |
5 | ||
6 | #define CODA_PSDEV_MAJOR 67 | |
7 | #define MAX_CODADEVS 5 /* how many do we allow */ | |
8 | ||
9 | ||
10 | /* messages between coda filesystem in kernel and Venus */ | |
11 | struct upc_req { | |
12 | struct list_head uc_chain; | |
13 | caddr_t uc_data; | |
14 | u_short uc_flags; | |
15 | u_short uc_inSize; /* Size is at most 5000 bytes */ | |
16 | u_short uc_outSize; | |
17 | u_short uc_opcode; /* copied from data to save lookup */ | |
18 | int uc_unique; | |
19 | wait_queue_head_t uc_sleep; /* process' wait queue */ | |
20 | }; | |
21 | ||
22 | #define CODA_REQ_ASYNC 0x1 | |
23 | #define CODA_REQ_READ 0x2 | |
24 | #define CODA_REQ_WRITE 0x4 | |
25 | #define CODA_REQ_ABORT 0x8 | |
26 | ||
27 | #endif /* _UAPI__CODA_PSDEV_H */ |