From: Ben Elliston <bje@redhat.com>
To: "Robert Cragie" <rcc@jennic.com>
Cc: <sid@sources.redhat.com>
Subject: Re: FW: Trying to run on pid7t board
Date: Fri, 23 Aug 2002 05:52:00 -0000 [thread overview]
Message-ID: <15718.12280.720928.164710@tooth.toronto.redhat.com> (raw)
In-Reply-To: <NDBBLOIOMLKELOJBAPAGAEIGCOAA.rcc@jennic.com>
>>>>> "Robert" == Robert Cragie <rcc@jennic.com> writes:
Robert> 0x8250: X_INVALID
Robert> ldmeqfd sp,{r0-r14,pc}^
Robert> I confess I know very little about this, but I notice in
Robert> CGEN, in arm7.cpu, only two ldmia's are supported (PUSWL =
Robert> 01001 and PUSWL = 01011). The opcode above (PUSWL: 01101)
Robert> (i.e. restore user mode banked registers) is not included,
Robert> so does this need to be in here too in some guise? Would
Robert> this be causing the invalid prefetch?
Yes. It should not take too much work to add that missing instruction
variant and regenerate the cpu files from the CGEN description. "make
cgen-all" in the cgen-cpu/arm7t subdirectory ought to do it.
Ben
next prev parent reply other threads:[~2002-08-23 12:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-23 4:14 Robert Cragie
2002-08-23 5:52 ` Ben Elliston [this message]
2002-08-23 8:19 ` Robert Cragie
2002-08-23 10:57 ` Ben Elliston
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