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attach random number source.

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This commit is contained in:
itojun 2002-08-23 07:45:39 +00:00
parent 76f5313c64
commit e68a39d27b
1 changed files with 19 additions and 1 deletions
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20
sys/dev/pci/if_wm.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_wm.c,v 1.20 2002/08/17 20:58:04 thorpej Exp $ */
/* $NetBSD: if_wm.c,v 1.21 2002/08/23 07:45:39 itojun Exp $ */
/*
* Copyright (c) 2001, 2002 Wasabi Systems, Inc.
@ -49,6 +49,7 @@
*/
#include "bpfilter.h"
#include "rnd.h"
#include <sys/param.h>
#include <sys/systm.h>
@ -64,6 +65,10 @@
#include <uvm/uvm_extern.h> /* for PAGE_SIZE */
#if NRND > 0
#include <sys/rnd.h>
#endif
#include <net/if.h>
#include <net/if_dl.h>
#include <net/if_media.h>
@ -270,6 +275,10 @@ struct wm_softc {
int sc_tbi_anstate; /* autonegotiation state */
int sc_mchash_type; /* multicast filter offset */
#if NRND > 0
rndsource_element_t rnd_source; /* random source */
#endif
};
#define WM_RXCHAIN_RESET(sc) \
@ -870,6 +879,10 @@ wm_attach(struct device *parent, struct device *self, void *aux)
*/
if_attach(ifp);
ether_ifattach(ifp, enaddr);
#if NRND > 0
rnd_attach_source(&sc->rnd_source, sc->sc_dev.dv_xname,
RND_TYPE_NET, 0);
#endif
#ifdef WM_EVENT_COUNTERS
/* Attach event counters. */
@ -1428,6 +1441,11 @@ wm_intr(void *arg)
if ((icr & sc->sc_icr) == 0)
break;
#if NRND > 0
if (RND_ENABLED(&sc->rnd_source))
rnd_add_uint32(&sc->rnd_source, icr);
#endif
handled = 1;
#if defined(WM_DEBUG) || defined(WM_EVENT_COUNTERS)