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Use an at_shutdown hook to drop back to the SRM in the case where the system

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is being halted, rather than hanging waiting for a keypress.

Submitted by:	Andrew Gallatin <gallatin@freebsd.org>
This commit is contained in:
Mike Smith 1998-11-11 00:02:25 +00:00
parent d44f5a8a2b
commit 2831f40f0b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=41067
1 changed files with 14 additions and 2 deletions
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16
sys/alpha/alpha/machdep.c
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@ -23,7 +23,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: machdep.c,v 1.19 1998/10/30 05:41:07 msmith Exp $
* $Id: machdep.c,v 1.20 1998/11/02 00:14:50 alex Exp $
*/
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -211,6 +211,17 @@ extern struct linker_set netisr_set;
#define offsetof(type, member) ((size_t)(&((type *)0)->member))
/*
* Hooked into the shutdown chain; if the system is to be halted,
* unconditionally drop back to the SRM console.
*/
static void
alpha_srm_shutdown(int howto, void *junk)
{
if (howto & RB_HALT)
alpha_pal_halt();
}
static void
cpu_startup(dummy)
void *dummy;
@ -394,7 +405,8 @@ cpu_startup(dummy)
*/
bufinit();
vm_pager_bufferinit();
at_shutdown_pri(alpha_srm_shutdown, 0, SHUTDOWN_FINAL,
SHUTDOWN_PRI_LAST);
}
int