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[src/netbsd-1-4]: src/sys/arch/alpha/stand/netboot pullup 1.12->1.13 (cgd): N...



details:   https://anonhg.NetBSD.org/src/rev/78a1167fad43
branches:  netbsd-1-4
changeset: 468786:78a1167fad43
user:      perry <perry%NetBSD.org@localhost>
date:      Mon Jun 21 14:42:53 1999 +0000

description:
pullup 1.12->1.13 (cgd): NetBSD/alpha, not NetBSD/Alpha

diffstat:

 sys/arch/alpha/stand/netboot/if_prom.c |  248 +++++++++++++++++++++++++++++++++
 1 files changed, 248 insertions(+), 0 deletions(-)

diffs (252 lines):

diff -r 6e5024d7296c -r 78a1167fad43 sys/arch/alpha/stand/netboot/if_prom.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/alpha/stand/netboot/if_prom.c    Mon Jun 21 14:42:53 1999 +0000
@@ -0,0 +1,248 @@
+/* $NetBSD: if_prom.c,v 1.12.2.2 1999/06/21 14:42:53 perry Exp $ */
+
+/*
+ * Copyright (c) 1997 Christopher G. Demetriou.  All rights reserved.
+ * Copyright (c) 1993 Adam Glass
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *     This product includes software developed by Adam Glass.
+ * 4. The name of the Author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY Adam Glass ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/param.h>
+#include <sys/types.h>
+
+#include <netinet/in.h>
+#include <netinet/in_systm.h>
+
+#include <lib/libsa/stand.h>
+#include <lib/libsa/net.h>
+#include <lib/libsa/netif.h>
+#include <machine/prom.h>
+#include <lib/libkern/libkern.h>
+
+#include "stand/common/common.h"
+#include "stand/common/bbinfo.h"
+
+int prom_probe();
+int prom_match();
+void prom_init();
+int prom_get();
+int prom_put();
+void prom_end();
+
+extern struct netif_stats      prom_stats[];
+
+struct netif_dif prom_ifs[] = {
+/*     dif_unit        dif_nsel        dif_stats       dif_private     */
+{      0,              1,              &prom_stats[0], 0,              },
+};
+
+struct netif_stats prom_stats[NENTS(prom_ifs)];
+
+struct netbbinfo netbbinfo = {
+       0xfeedbabedeadbeef,                     /* magic number */
+       0,                                      /* set */
+       {0, 0, 0, 0, 0, 0},                     /* ether address */
+       0,                                      /* force */
+       { 0, },                                 /* pad2 */
+       0,                                      /* cksum */
+       0xfeedbeefdeadbabe,                     /* magic number */
+};
+
+struct netif_driver prom_netif_driver = {
+       "prom",                 /* netif_bname */
+       prom_match,             /* netif_match */
+       prom_probe,             /* netif_probe */
+       prom_init,              /* netif_init */
+       prom_get,               /* netif_get */
+       prom_put,               /* netif_put */
+       prom_end,               /* netif_end */
+       prom_ifs,               /* netif_ifs */
+       NENTS(prom_ifs)         /* netif_nifs */
+};
+
+int broken_firmware;
+
+int
+prom_match(nif, machdep_hint)
+       struct netif *nif;
+       void *machdep_hint;
+{
+
+       return (1);
+}
+
+int
+prom_probe(nif, machdep_hint)
+       struct netif *nif;
+       void *machdep_hint;
+{
+
+       return 0;
+}
+
+int
+prom_put(desc, pkt, len)
+       struct iodesc *desc;
+       void *pkt;
+       int len;
+{
+
+       prom_write(booted_dev_fd, len, pkt, 0);
+
+       return len;
+}
+
+
+int
+prom_get(desc, pkt, len, timeout)
+       struct iodesc *desc;
+       void *pkt;
+       int len;
+       time_t timeout;
+{
+       prom_return_t ret;
+       time_t t;
+       int cc;
+       char hate[2000];
+
+       t = getsecs();
+       cc = 0;
+       while (((getsecs() - t) < timeout) && !cc) {
+               if (broken_firmware)
+                       ret.bits = prom_read(booted_dev_fd, 0, hate, 0);
+               else
+                       ret.bits = prom_read(booted_dev_fd, sizeof hate, hate, 0);
+               if (ret.u.status == 0)
+                       cc = ret.u.retval;
+       }
+       if (broken_firmware)
+               cc = min(cc, len);
+       else
+               cc = len;
+       bcopy(hate, pkt, cc);
+
+       return cc;
+}
+
+extern char *strchr();
+
+void
+prom_init(desc, machdep_hint)
+       struct iodesc *desc;
+       void *machdep_hint;
+{
+       int i, netbbinfovalid;
+       const char *enet_addr;
+       u_int64_t *qp, csum;
+
+       broken_firmware = 0;
+
+       csum = 0;
+       for (i = 0, qp = (u_int64_t *)&netbbinfo;
+           i < (sizeof netbbinfo / sizeof (u_int64_t)); i++, qp++)
+               csum += *qp;
+       netbbinfovalid = (csum == 0);
+       if (netbbinfovalid)
+               netbbinfovalid = netbbinfo.set;
+
+#if 0
+       printf("netbbinfo ");
+       if (!netbbinfovalid)
+               printf("invalid\n");
+       else
+               printf("valid: force = %d, ea = %s\n", netbbinfo.force,
+                   ether_sprintf(netbbinfo.ether_addr));
+#endif
+
+       /* Ethernet address is the 9th component of the booted_dev string. */
+       enet_addr = booted_dev_name;
+       for (i = 0; i < 8; i++) {
+               enet_addr = strchr(enet_addr, ' ');
+               if (enet_addr == NULL) {
+                       printf("boot: boot device name does not contain ethernet address.\n");
+                       goto punt;
+               }
+               enet_addr++;
+       }
+       if (enet_addr != NULL) {
+               int hv, lv;
+
+#define        dval(c) (((c) >= '0' && (c) <= '9') ? ((c) - '0') : \
+                (((c) >= 'A' && (c) <= 'F') ? (10 + (c) - 'A') : \
+                 (((c) >= 'a' && (c) <= 'f') ? (10 + (c) - 'a') : -1)))
+
+               for (i = 0; i < 6; i++) {
+                       hv = dval(*enet_addr); enet_addr++;
+                       lv = dval(*enet_addr); enet_addr++;
+                       enet_addr++;
+
+                       if (hv == -1 || lv == -1) {
+                               printf("boot: boot device name contains bogus ethernet address.\n");
+                               goto punt;
+                       }
+
+                       desc->myea[i] = (hv << 4) | lv;
+               }
+#undef dval
+       }
+
+       if (netbbinfovalid && netbbinfo.force) {
+               printf("boot: using hard-coded ethernet address (forced).\n");
+               bcopy(netbbinfo.ether_addr, desc->myea, sizeof desc->myea);
+       }
+
+gotit:
+       printf("boot: ethernet address: %s\n", ether_sprintf(desc->myea));
+       return;
+
+punt:
+       broken_firmware = 1;
+        if (netbbinfovalid) {
+                printf("boot: using hard-coded ethernet address.\n");
+                bcopy(netbbinfo.ether_addr, desc->myea, sizeof desc->myea);
+                goto gotit;
+        }
+
+       printf("\n");
+       printf("Boot device name was: \"%s\"\n", booted_dev_name);
+       printf("\n");
+       printf("Your firmware may be too old to network-boot NetBSD/alpha,\n");
+       printf("or you might have to hard-code an ethernet address into\n");
+       printf("your network boot block with setnetbootinfo(8).\n");
+
+       booted_dev_close();
+       halt();
+}
+
+void
+prom_end(nif)
+       struct netif *nif;
+{
+
+       /* nothing to do */
+}



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