| To: | ahennessy@mvista.com |
|---|---|
| Subject: | Re: Toshiba TX3927 board boot problem. |
| From: | Atsushi Nemoto <nemoto@toshiba-tops.co.jp> |
| Date: | Tue, 30 Oct 2001 12:14:03 +0900 (JST) |
| Cc: | carstenl@mips.com, ralf@oss.sgi.com, ajob4me@21cn.com, linux-mips@oss.sgi.com |
| In-reply-to: | <3BDDF193.B6405A7F@mvista.com> |
| Organization: | TOSHIBA Personal Computer System Corporation |
| References: | <20011029.160225.59648095.nemoto@toshiba-tops.co.jp> <3BDD140E.432D795B@mips.com> <3BDDF193.B6405A7F@mvista.com> |
| Sender: | owner-linux-mips@oss.sgi.com |
>>>>> On Mon, 29 Oct 2001 16:17:23 -0800, Alice Hennessy <ahennessy@mvista.com> >>>>> said: ahennessy> I would think that the CU1 bit should never be set to one ahennessy> for FPU-less CPUs. I think so too. Talking about TX3927, When I tried, TX3927 did NOT raise any exception on cp1 instruction if CU1 bit enabled. The CPU just locked there. So some workaround is necessary for TX3927. --- Atsushi Nemoto |
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