From: Andreas Schwab <schwab@linux-m68k.org>
To: Evan Lavelle <sa212+lppc@cyconix.com>
Cc: linuxppc-dev@lists.ozlabs.org
Subject: Re: halt/reset on assert?
Date: Sat, 02 Apr 2011 08:53:13 +0200 [thread overview]
Message-ID: <m2sju1uoti.fsf@igel.home> (raw)
In-Reply-To: <4D966C5C.9030409__15236.8285613649$1301704900$gmane$org@cyconix.com> (Evan Lavelle's message of "Sat, 02 Apr 2011 01:22:52 +0100")
Evan Lavelle <sa212+lppc@cyconix.com> writes:
> I'd like to use an assert macro in a device driver for an MPC870 using
> ppcboot; something like:
>
> #define MY_ASSERT(expr) \
> do { \
> if(!(expr)) { \
> printk( \
> KERN_EMERG \
> "assertion failure: %s, line %d\n", \
> __FILE__, __LINE__); \
> asm(--ppc halt/reset?) \
> } \
> } while(0)
>
> However, I've got no idea how to halt or reset the processor here. Anyone
> happen to know?
#define MY_ASSERT(expr) BUG_ON(!(expr))
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2011-04-02 6:53 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <4D966C5C.9030409__15236.8285613649$1301704900$gmane$org@cyconix.com>
2011-04-02 6:51 ` halt/reset on assert? Andreas Schwab
2011-04-02 6:53 ` Andreas Schwab [this message]
2011-04-06 13:01 ` Evan Lavelle
2011-04-07 7:55 ` Benjamin Herrenschmidt
2011-04-07 17:04 ` kevin diggs
2011-04-07 21:48 ` Benjamin Herrenschmidt
2011-04-02 0:22 Evan Lavelle
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