RE: [ECOS] Fw: [ECOS] run-time error " EXH 4"

[Gary Thomas <gthomas@cambridge.redhat.com>]

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
>> >
>>