From owner-cvs-all Tue Sep 19 10:46:40 2000 Delivered-To: cvs-all@freebsd.org Received: from gidora.zeta.org.au (gidora.zeta.org.au [203.26.10.25]) by hub.freebsd.org (Postfix) with SMTP id 80CD737B423 for ; Tue, 19 Sep 2000 10:46:34 -0700 (PDT) Received: (qmail 27653 invoked from network); 19 Sep 2000 17:46:30 -0000 Received: from unknown (HELO bde.zeta.org.au) (203.2.228.102) by gidora.zeta.org.au with SMTP; 19 Sep 2000 17:46:30 -0000 Date: Wed, 20 Sep 2000 04:46:26 +1100 (EST) From: Bruce Evans X-Sender: bde@besplex.bde.org To: Doug Rabson Cc: Matthew Jacob , "Matthew N. Dodd" , cvs-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/kern subr_bus.c In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Mon, 18 Sep 2000, Doug Rabson wrote: > On Tue, 19 Sep 2000, Bruce Evans wrote: > > The bss clearing code hasn't changed for years on i386's. I can't see > > where the bss is cleared on alphas (alpha_init is called very early > > in locore.s). > > The bss is cleared by the loader for both x86 and alpha. I guess x86 > clears it again in locore but it doesn't need to. It does need to, for compatibility with alternative loaders including boot2 and going back a long way (locore still has support for thr FreeBSD-1.1 boot blocks). Bruce To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message