This is the mail archive of the
ecos-discuss@sources.redhat.com
mailing list for the eCos project.
RE: Fw: run-time error " EXH 4"
- To: wangwei <wangw at start dot com dot cn>
- Subject: RE: [ECOS] Fw: [ECOS] run-time error " EXH 4"
- From: Gary Thomas <gthomas at cambridge dot redhat dot com>
- Date: Fri, 09 Mar 2001 07:57:01 -0700 (MST)
- Cc: ecos maillist <ecos-discuss at sources dot redhat dot com>
- Organization: Red Hat, Inc.
exh 4 - "Operation interrupted"
You can find these values in ".../install/include/cyg/error/codes.h"
On 08-Mar-2001 wangwei wrote:
> Thank you , Jesper SKov.
> I have got the means of "exh 4".it means a exception happened,and the
> exception number is 4.But I don't which exception it is.I maybe find it in
> program.It's better if anybody give me some advice.
> About microwin,I have turn on the arm7500's cache and write buffer.If I turn
> off them, the operation of window will be slower,expecially in refreshing
> window.
>
>> ----- Original Message -----
>> From: "Jesper Skov" <jskov@cambridge.redhat.com>
>> To: "wangwei" <wangw@start.com.cn>
>> Cc: <ecos-discuss@sources.redhat.com>
>> Sent: Thursday, March 08, 2001 3:14 PM
>> Subject: Re: [ECOS] run-time error " EXH 4"
>>
>>
>> > >>>>> "wangwei" == wangwei <wangw@start.com.cn> writes:
>> >
>> > wangwei> Hi: I'm porting microwindow in ecos.Now it can success in
>> > wangwei> runing mwin api. But a while later , the gdb console got a
>> > wangwei> message "EXH 4"from target,and the target dump. What is the
>> >
>> > No idea what that means.
>> >
>> > wangwei> meaning of this message? And my target is arm7500 in
>> > wangwei> 50MHz.but in microwindow,the operation of windows is very
>> > wangwei> slow. I think it would be faster in this cpu.Are there
>> > wangwei> anybody know it ? Help me . Thinks
>> >
>> > Does that ARM cpu have caches? Otherwise that could probably explain
>> > the bad performance.
>> >
>> > Jesper
>> >
>>