[people/ms/u-boot.git] / net / nfs.h

/*
 * (C) Masami Komiya <mkomiya@sonare.it> 2004
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2, or (at
 * your option) any later version.
 */

#ifndef __NFS_H__
#define __NFS_H__

#define SUNRPC_PORT     111

#define PROG_PORTMAP    100000
#define PROG_NFS        100003
#define PROG_MOUNT      100005

#define MSG_CALL        0
#define MSG_REPLY       1

#define PORTMAP_GETPORT 3

#define MOUNT_ADDENTRY  1
#define MOUNT_UMOUNTALL 4

#define NFS_LOOKUP      4
#define NFS_READLINK    5
#define NFS_READ        6

#define NFS_FHSIZE      32

#define NFSERR_PERM     1
#define NFSERR_NOENT    2
#define NFSERR_ACCES    13
#define NFSERR_ISDIR    21
#define NFSERR_INVAL    22

/* Block size used for NFS read accesses.  A RPC reply packet (including  all
 * headers) must fit within a single Ethernet frame to avoid fragmentation.
 * However, if CONFIG_IP_DEFRAG is set, the config file may want to use a
 * bigger value. In any case, most NFS servers are optimized for a power of 2.
 */
#ifdef CONFIG_NFS_READ_SIZE
#define NFS_READ_SIZE CONFIG_NFS_READ_SIZE
#else
#define NFS_READ_SIZE 1024 /* biggest power of two that fits Ether frame */
#endif

#define NFS_MAXLINKDEPTH 16

struct rpc_t {
	union {
		uint8_t data[2048];
		struct {
			uint32_t id;
			uint32_t type;
			uint32_t rpcvers;
			uint32_t prog;
			uint32_t vers;
			uint32_t proc;
			uint32_t data[1];
		} call;
		struct {
			uint32_t id;
			uint32_t type;
			uint32_t rstatus;
			uint32_t verifier;
			uint32_t v2;
			uint32_t astatus;
			uint32_t data[19];
		} reply;
	} u;
};
extern void NfsStart(void);	/* Begin NFS */


/**********************************************************************/

#endif /* __NFS_H__ */
Commit	Line	Data
cbd8a35c WD	1	/*
	2	* (C) Masami Komiya <mkomiya@sonare.it> 2004
	3	*
	4	* This program is free software; you can redistribute it and/or
	5	* modify it under the terms of the GNU General Public License as
	6	* published by the Free Software Foundation; either version 2, or (at
	7	* your option) any later version.
	8	*/
	9
	10	#ifndef __NFS_H__
	11	#define __NFS_H__
	12
	13	#define SUNRPC_PORT 111
	14
	15	#define PROG_PORTMAP 100000
	16	#define PROG_NFS 100003
	17	#define PROG_MOUNT 100005
	18
	19	#define MSG_CALL 0
	20	#define MSG_REPLY 1
	21
	22	#define PORTMAP_GETPORT 3
	23
	24	#define MOUNT_ADDENTRY 1
	25	#define MOUNT_UMOUNTALL 4
	26
	27	#define NFS_LOOKUP 4
	28	#define NFS_READLINK 5
	29	#define NFS_READ 6
	30
	31	#define NFS_FHSIZE 32
	32
	33	#define NFSERR_PERM 1
	34	#define NFSERR_NOENT 2
	35	#define NFSERR_ACCES 13
	36	#define NFSERR_ISDIR 21
	37	#define NFSERR_INVAL 22
	38
	39	/* Block size used for NFS read accesses. A RPC reply packet (including all
	40	* headers) must fit within a single Ethernet frame to avoid fragmentation.
bd931ca6 AR	41	* However, if CONFIG_IP_DEFRAG is set, the config file may want to use a
	42	* bigger value. In any case, most NFS servers are optimized for a power of 2.
	43	*/
	44	#ifdef CONFIG_NFS_READ_SIZE
	45	#define NFS_READ_SIZE CONFIG_NFS_READ_SIZE
	46	#else
	47	#define NFS_READ_SIZE 1024 /* biggest power of two that fits Ether frame */
	48	#endif
cbd8a35c WD	49
	50	#define NFS_MAXLINKDEPTH 16
	51
	52	struct rpc_t {
	53	union {
	54	uint8_t data[2048];
	55	struct {
	56	uint32_t id;
	57	uint32_t type;
	58	uint32_t rpcvers;
	59	uint32_t prog;
	60	uint32_t vers;
	61	uint32_t proc;
	62	uint32_t data[1];
	63	} call;
	64	struct {
	65	uint32_t id;
	66	uint32_t type;
	67	uint32_t rstatus;
	68	uint32_t verifier;
	69	uint32_t v2;
	70	uint32_t astatus;
11dadd54	71	uint32_t data[19];
cbd8a35c WD	72	} reply;
	73	} u;
	74	};
c9f6c91b	75	extern void NfsStart(void); /* Begin NFS */
cbd8a35c WD	76
	77
	78	/**********************************************************************/
	79
	80	#endif /* __NFS_H__ */