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

/*
 * (C) Masami Komiya <mkomiya@sonare.it> 2004
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#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	*
1a459660	4	* SPDX-License-Identifier: GPL-2.0+
cbd8a35c WD	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.
bd931ca6 AR	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
cbd8a35c WD	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;
11dadd54	68	uint32_t data[19];
cbd8a35c WD	69	} reply;
	70	} u;
	71	};
c9f6c91b	72	extern void NfsStart(void); /* Begin NFS */
cbd8a35c WD	73
	74
	75	/**********************************************************************/
	76
	77	#endif /* __NFS_H__ */