projects / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 83d290c5 | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| cbd8a35c WD |
2 | /* |
| 3 | * (C) Masami Komiya <[email protected]> 2004 | |
| cbd8a35c WD |
4 | */ |
| 5 | ||
| 6 | #ifndef __NFS_H__ | |
| 7 | #define __NFS_H__ | |
| 8 | ||
| 9 | #define SUNRPC_PORT 111 | |
| 10 | ||
| 11 | #define PROG_PORTMAP 100000 | |
| 12 | #define PROG_NFS 100003 | |
| 13 | #define PROG_MOUNT 100005 | |
| 14 | ||
| 15 | #define MSG_CALL 0 | |
| 16 | #define MSG_REPLY 1 | |
| 17 | ||
| 18 | #define PORTMAP_GETPORT 3 | |
| 19 | ||
| 20 | #define MOUNT_ADDENTRY 1 | |
| 21 | #define MOUNT_UMOUNTALL 4 | |
| 22 | ||
| 23 | #define NFS_LOOKUP 4 | |
| 24 | #define NFS_READLINK 5 | |
| 25 | #define NFS_READ 6 | |
| 26 | ||
| b0baca98 GG |
27 | #define NFS3PROC_LOOKUP 3 |
| 28 | ||
| cbd8a35c | 29 | #define NFS_FHSIZE 32 |
| b0baca98 | 30 | #define NFS3_FHSIZE 64 |
| cbd8a35c WD |
31 | |
| 32 | #define NFSERR_PERM 1 | |
| 33 | #define NFSERR_NOENT 2 | |
| 34 | #define NFSERR_ACCES 13 | |
| 35 | #define NFSERR_ISDIR 21 | |
| 36 | #define NFSERR_INVAL 22 | |
| 37 | ||
| 0b1e5806 TR |
38 | /* |
| 39 | * Block size used for NFS read accesses. A RPC reply packet (including all | |
| cbd8a35c | 40 | * headers) must fit within a single Ethernet frame to avoid fragmentation. |
| 0b1e5806 TR |
41 | * However, if CONFIG_IP_DEFRAG is set, a bigger value could be used. In any |
| 42 | * case, most NFS servers are optimized for a power of 2. | |
| bd931ca6 | 43 | */ |
| 0b1e5806 | 44 | #define NFS_READ_SIZE 1024 /* biggest power of two that fits Ether frame */ |
| cbd8a35c | 45 | |
| b0baca98 GG |
46 | /* Values for Accept State flag on RPC answers (See: rfc1831) */ |
| 47 | enum rpc_accept_stat { | |
| 48 | NFS_RPC_SUCCESS = 0, /* RPC executed successfully */ | |
| 49 | NFS_RPC_PROG_UNAVAIL = 1, /* remote hasn't exported program */ | |
| 50 | NFS_RPC_PROG_MISMATCH = 2, /* remote can't support version # */ | |
| 51 | NFS_RPC_PROC_UNAVAIL = 3, /* program can't support procedure */ | |
| 52 | NFS_RPC_GARBAGE_ARGS = 4, /* procedure can't decode params */ | |
| 53 | NFS_RPC_SYSTEM_ERR = 5 /* errors like memory allocation failure */ | |
| 54 | }; | |
| 55 | ||
| cbd8a35c WD |
56 | struct rpc_t { |
| 57 | union { | |
| 58 | uint8_t data[2048]; | |
| 59 | struct { | |
| 60 | uint32_t id; | |
| 61 | uint32_t type; | |
| 62 | uint32_t rpcvers; | |
| 63 | uint32_t prog; | |
| 64 | uint32_t vers; | |
| 65 | uint32_t proc; | |
| 66 | uint32_t data[1]; | |
| 67 | } call; | |
| 68 | struct { | |
| 69 | uint32_t id; | |
| 70 | uint32_t type; | |
| 71 | uint32_t rstatus; | |
| 72 | uint32_t verifier; | |
| 73 | uint32_t v2; | |
| 74 | uint32_t astatus; | |
| 11e8ec96 | 75 | uint32_t data[NFS_READ_SIZE]; |
| cbd8a35c WD |
76 | } reply; |
| 77 | } u; | |
| 704f3acf | 78 | } __attribute__((packed)); |
| 68c76a3a | 79 | void nfs_start(void); /* Begin NFS */ |
| cbd8a35c WD |
80 | |
| 81 | ||
| 82 | /**********************************************************************/ | |
| 83 | ||
| 84 | #endif /* __NFS_H__ */ |