]> git.ipfire.org Git - people/ms/u-boot.git/blob - net/nfs.h
Merge branch 'master' of git://git.denx.de/u-boot-net
[people/ms/u-boot.git] / net / nfs.h
1 /*
2 * (C) Masami Komiya <mkomiya@sonare.it> 2004
3 *
4 * SPDX-License-Identifier: GPL-2.0+
5 */
6
7 #ifndef __NFS_H__
8 #define __NFS_H__
9
10 #define SUNRPC_PORT 111
11
12 #define PROG_PORTMAP 100000
13 #define PROG_NFS 100003
14 #define PROG_MOUNT 100005
15
16 #define MSG_CALL 0
17 #define MSG_REPLY 1
18
19 #define PORTMAP_GETPORT 3
20
21 #define MOUNT_ADDENTRY 1
22 #define MOUNT_UMOUNTALL 4
23
24 #define NFS_LOOKUP 4
25 #define NFS_READLINK 5
26 #define NFS_READ 6
27
28 #define NFS_FHSIZE 32
29
30 #define NFSERR_PERM 1
31 #define NFSERR_NOENT 2
32 #define NFSERR_ACCES 13
33 #define NFSERR_ISDIR 21
34 #define NFSERR_INVAL 22
35
36 /* Block size used for NFS read accesses. A RPC reply packet (including all
37 * headers) must fit within a single Ethernet frame to avoid fragmentation.
38 * However, if CONFIG_IP_DEFRAG is set, the config file may want to use a
39 * bigger value. In any case, most NFS servers are optimized for a power of 2.
40 */
41 #ifdef CONFIG_NFS_READ_SIZE
42 #define NFS_READ_SIZE CONFIG_NFS_READ_SIZE
43 #else
44 #define NFS_READ_SIZE 1024 /* biggest power of two that fits Ether frame */
45 #endif
46
47 #define NFS_MAXLINKDEPTH 16
48
49 struct rpc_t {
50 union {
51 uint8_t data[2048];
52 struct {
53 uint32_t id;
54 uint32_t type;
55 uint32_t rpcvers;
56 uint32_t prog;
57 uint32_t vers;
58 uint32_t proc;
59 uint32_t data[1];
60 } call;
61 struct {
62 uint32_t id;
63 uint32_t type;
64 uint32_t rstatus;
65 uint32_t verifier;
66 uint32_t v2;
67 uint32_t astatus;
68 uint32_t data[19];
69 } reply;
70 } u;
71 };
72 void nfs_start(void); /* Begin NFS */
73
74
75 /**********************************************************************/
76
77 #endif /* __NFS_H__ */