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Sun RPC/bootparams always enabled (No -DSUN_BOOTPARAMS needed) 

Add SUPPORT_BOOTP (and global try_bootp) to allow MD code to
determine whether BOOTP is used (compile-time and run-time).
Thanks to Matthias Drochner for the SUPPORT_BOOTP ideas.
Copyright asigned to The NetBSD Foundation.
This commit is contained in:
gwr 1997-03-14 20:34:48 +00:00
parent ca5f101ba7
commit 2cf7613010
1 changed files with 77 additions and 57 deletions
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134
sys/lib/libsa/dev_net.c
View File

@ -1,9 +1,12 @@
/* $NetBSD: dev_net.c,v 1.5 1997/03/11 18:23:55 gwr Exp $ */ /* $NetBSD: dev_net.c,v 1.6 1997/03/14 20:34:48 gwr Exp $ */
/* /*-
* Copyright (c) 1995 Gordon W. Ross * Copyright (c) 1997 The NetBSD Foundation, Inc.
* All rights reserved. * All rights reserved.
* *
* This code is derived from software contributed to The NetBSD Foundation
* by Gordon W. Ross.
*
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions * modification, are permitted provided that the following conditions
* are met: * are met:
@ -12,22 +15,25 @@
* 2. Redistributions in binary form must reproduce the above copyright * 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the * notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution. * documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products * 3. All advertising materials mentioning features or use of this software
* derived from this software without specific prior written permission.
* 4. All advertising materials mentioning features or use of this software
* must display the following acknowledgement: * must display the following acknowledgement:
* This product includes software developed by Gordon W. Ross * This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
* *
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/ */
/* /*
@ -59,6 +65,7 @@
#include "stand.h" #include "stand.h"
#include "net.h" #include "net.h"
#include "netif.h" #include "netif.h"
#include "nfs.h"
#include "bootparam.h" #include "bootparam.h"
#include "dev_net.h" #include "dev_net.h"
@ -67,6 +74,8 @@ extern int nfs_root_node[]; /* XXX - get from nfs_mount() */
static int netdev_sock = -1; static int netdev_sock = -1;
static int netdev_opens; static int netdev_opens;
static int net_getparams __P((int sock));
/* /*
* Called by devopen after it sets f->f_dev to our devsw entry. * Called by devopen after it sets f->f_dev to our devsw entry.
* This opens the low-level device and sets f->f_devdata. * This opens the low-level device and sets f->f_devdata.
@ -167,62 +176,73 @@ net_strategy()
return EIO; return EIO;
} }
int
/*
* Get info for NFS boot: our IP address, our hostname,
* server IP address, and our root path on the server.
* There are two ways to do this: The old, Sun way,
* and the more modern, BOOTP way. (RFC951, RFC1048)
*
* The default is to use the Sun bootparams RPC
* (because that is what the kernel will do).
* MD code can make try_bootp initialied data,
* which will override this common definition.
*/
#ifdef SUPPORT_BOOTP
int try_bootp;
#endif
static int
net_getparams(sock) net_getparams(sock)
int sock; int sock;
{ {
/*
* Get info for NFS boot: our IP address, our hostname,
* server IP address, and our root path on the server.
* There are two ways to do this: The old, Sun way,
* and the more modern, BOOTP way. (RFC951, RFC1048)
*/
#ifdef SUN_BOOTPARAMS #ifdef SUPPORT_BOOTP
/* Get our IP address. (rarp.c) */
if (rarp_getipaddress(sock)) {
printf("net_open: RARP failed\n");
return (EIO);
}
#else /* BOOTPARAMS */
/* /*
* Get boot info using BOOTP. (RFC951, RFC1048) * Try to get boot info using BOOTP. If we succeed, then
* This also gets the server IP address, gateway, * the server IP address, gateway, and root path will all
* root path, etc. * be initialized. If any remain uninitialized, we will
* use RARP and RPC/bootparam (the Sun way) to get them.
*/ */
bootp(sock); if (try_bootp) {
bootp(sock);
if ((myip.s_addr == 0) && debug)
printf("net_open: BOOTP failed, trying RARP/RPC...\n");
}
#endif
/* Use RARP to get our IP address. (See rarp.c) */
if (myip.s_addr == 0) { if (myip.s_addr == 0) {
printf("net_open: BOOTP failed\n"); if (rarp_getipaddress(sock)) {
return (EIO); printf("net_open: RARP failed\n");
return (EIO);
}
} }
#endif /* BOOTPARAMS */ printf("net_open: client addr: %s\n", inet_ntoa(myip));
printf("boot: client addr: %s\n", inet_ntoa(myip));
#ifdef SUN_BOOTPARAMS
/* Get our hostname, server IP address, gateway. */ /* Get our hostname, server IP address, gateway. */
if (bp_whoami(sock)) { if (hostname[0] == '\0') {
printf("net_open: bootparam/whoami RPC failed\n"); if (bp_whoami(sock)) {
return (EIO); printf("net_open: bootparam/whoami RPC failed\n");
return (EIO);
}
} }
#endif /* BOOTPARAMS */ printf("net_open: client name: %s\n", hostname);
printf("boot: client name: %s\n", hostname);
if (gateip.s_addr) { if (gateip.s_addr) {
printf("boot: subnet mask: %s\n", intoa(netmask)); printf("net_open: subnet mask: %s\n", intoa(netmask));
printf("boot: net gateway: %s\n", inet_ntoa(gateip)); printf("net_open: net gateway: %s\n", inet_ntoa(gateip));
} }
#ifdef SUN_BOOTPARAMS /* Get the root server and pathname. */
/* Get the root pathname. */ if (rootip.s_addr == 0) {
if (bp_getfile(sock, "root", &rootip, rootpath)) { if (bp_getfile(sock, "root", &rootip, rootpath)) {
printf("net_open: bootparam/getfile RPC failed\n"); printf("net_open: bootparam/getfile RPC failed\n");
return (EIO); return (EIO);
}
} }
#endif /* BOOTPARAMS */
printf("boot: server addr: %s\n", inet_ntoa(rootip)); printf("net_open: server addr: %s\n", inet_ntoa(rootip));
printf("boot: server path: %s\n", rootpath); printf("net_open: server path: %s\n", rootpath);
return (0); return (0);
} }