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Allow netif_getether() to use sif->sif_macaddr() on the Sun-3X

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but check the PROM rev first, and print some info I want when
a PROM earlier than 3.0 is found.  (Then just try it!)
This commit is contained in:
gwr 1998-07-02 21:58:25 +00:00
parent d6e31d7e9d
commit 76cd67b8c7
1 changed files with 36 additions and 26 deletions
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62
sys/arch/sun3/stand/libsa/netif_sun.c
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@ -1,4 +1,4 @@
/* $NetBSD: netif_sun.c,v 1.11 1998/06/29 20:05:36 gwr Exp $ */
/* $NetBSD: netif_sun.c,v 1.12 1998/07/02 21:58:25 gwr Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -78,7 +78,7 @@ struct devdata {
u_char dd_myea[6];
} netif_devdata;
void netif_getether(struct saioreq *, u_char *);
void netif_getether(struct saif *, u_char *);
/*
@ -146,7 +146,7 @@ netif_init(aux)
#endif
/* Record our ethernet address. */
netif_getether(si, dd->dd_myea);
netif_getether(si->si_sif, dd->dd_myea);
dd->dd_opens = 0;
@ -428,37 +428,47 @@ break2:
/*
* Copy our Ethernet address into the passed array.
* Later PROM versions offer a function to do this.
*
* On Sun3X machines I want to use the PROM function
* to get our Ethernet address, though I don't know
* which PROM versions support the sif->sif_macaddr()
* function of the Standalone network I/F. At least
* PROM version 3.0 supports it. Maybe earlier ones.
*
* Most old Sun3 PROMs do not have sif_macaddr, so
* just read the Sun3 IDPROM directly.
*/
void
netif_getether(si, ea)
struct saioreq *si;
netif_getether(sif, ea)
struct saif *sif;
u_char *ea;
{
struct saif *sif;
char *rev;
sif = si->si_sif;
/*
* On Sun3X machines we want to use the PROM function
* to gets our Ethernet address. On old Sun3 machines
* the PROM usually does not provide that function, so
* those do it the old way (by reading control space).
*/
if (_is3x) {
/*
* All Sun3X machines have PROM version 3.0 or later.
* Well... I hope so anyway. If not, loose here.
*/
if (romVectorPtr->monId[0] < '3')
panic("netboot on Sun3X needs PROM 3.0 or later");
(*sif->sif_macaddr)(ea);
if (_is3x == 0) {
/* Sun3: read the IDPROM */
sun3_etheraddr(ea);
return;
}
/*
* Old Sun3 PROMs may not have sif_macaddr,
* so go read the Sun3 IDPROM directly.
* Sun3X: try to use sif->sif_macaddr(), but
* check the PROM revision first. Old PROMs
* prefix the rev string (i.e. "Rev 2.6").
*/
sun3_etheraddr(ea);
rev = romVectorPtr->monId;
if (!strncmp(rev, "Rev ", 4))
rev += 4;
if (strcmp(rev, "3.0") < 0) {
printf("netif_getether: Uh oh, PROM Rev %s\n", rev);
printf(" sif [%p] %p %p %p %p\n", sif,
sif->sif_xmit,
sif->sif_poll,
sif->sif_reset,
sif->sif_macaddr);
printf("Please record those numbers, then do: c<enter>\n");
breakpoint();
printf("OK, calling sif->sif_macaddr ...\n");
}
(*sif->sif_macaddr)(ea);
}