mobilevil
Fri May 27 10:54:55 CDT 2005
oh? i thought it will take an interrupt to change mode?
anyway i will test it sooner or later... thx
"voidcoder" <voidcoder@yahoo.com> wrote in message
news:OP$Cv$pYFHA.580@TK2MSFTNGP15.phx.gbl...
> Thats not a problem at all. Just add the following lines to Your
> startup code:
>
> ldr r0, =(CPSR_Mode_SVC :OR: CPSR_I_Bit :OR: CPSR_F_Bit)
> msr cpsr_c, r0
>
> Now You are supervisor :)
>
>
> "mobilevil" <mobilevil@mobile.com> wrote in message
> news:etlilzpYFHA.3616@TK2MSFTNGP15.phx.gbl...
>>? seems no... mainstone2's eboot is not in supervisor mode I suppose? I
>>couldn't read cpu clock speed settings in eboot's C code.
>> anyway I have fixed the problem and no longer want interrupt in eboot.
>> hehe
>>
>> "voidcoder" <voidcoder@yahoo.com> wrote in message
>> news:edz8ZwpYFHA.3188@TK2MSFTNGP09.phx.gbl...
>>> You have to implement exception handlers in
>>> EBOOT code and then map them to address
>>> 0x00000000. Hey, You have full control over
>>> MMU in EBOOT since You are running in
>>> supervisor mode, you can do anything You
>>> want at this point.
>>>
>>>
>>> "mobilevil" <mobilevil@mobile.com> wrote in message
>>> news:%23sSXajpYFHA.3584@TK2MSFTNGP12.phx.gbl...
>>>> well I am working with usb rndis image download, and i found that
>>>> EdbgOutputDebugString take more time then the that usbc allows... so
>>>> packet is lost.
>>>> i fixed that, by handling usbc interrupt inside of
>>>> EdbgOutputDebugString(OEMWriteDebugByte that is). that's quite dirty
>>>> and i don't feel like it too much.
>>>>
>>>> "Yannick Chamming's [eMVP]" <ychammings_nospam@adeset.com> wrote in
>>>> message news:uRWCdmoYFHA.3488@tk2msftngp13.phx.gbl...
>>>>> Why would you use interrupt in eboot ? When eboot runs, nobody else is
>>>>> running, so you have all the CPU time you want.
>>>>>
>>>>> --
>>>>> ----------------------------------------------------------------
>>>>> Yannick Chamming's (eMVP)
>>>>> ADENEO (ADESET)
>>>>> Windows Embedded Manager
>>>>> ychammings AT adeset DOT com>
>>>>>
http://www.adeset.com
>>>>> Tél : +33 (0)4.72.18.57.77
>>>>> Fax : +33 (0)4.72.18.57.78
>>>>> ----------------------------------------------------------------
>>>>>
>>>>> "mobilevil" <mobilevil@mobile.com> a écrit dans le message de news:
>>>>> %23C2pq2nYFHA.2312@TK2MSFTNGP14.phx.gbl...
>>>>>> did anybody enabled interrupt in eboot? I am using xscale 27x and pb
>>>>>> 5.0
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>
>>>
>>
>>
>
>