On 22-12-13 07:30, Patrick Wood wrote:
The boot_clock in the .fex file is given as 1008.
Maybe because they copy/pasted the fex? look at the 'extreme_freq' in
the dvfs I think it was
oliver
On Friday, December 20, 2013 8:46:32 PM UTC-5, Runzhong Yi wrote:
It could be possible since A23 can run as high as 1.8Ghz. If the core
run as 1650MHz then this mean the dram clock is 1/3 of the core clock.
2013/12/21 Patrick Wood <patric...@gmail.com <javascript:>>:
> Am I reading the fex file correctly? The DRAM is running at 552
MHz?
>
>
> On Friday, December 20, 2013 9:08:07 AM UTC-5, Luc Verhaegen wrote:
>>
>> On Thu, Dec 19, 2013 at 12:32:24AM +0100, Luc Verhaegen wrote:
>> > I tried to order myself one of those cheap Q88 tablets with an
A13 just
>> > now. Big was my surprise when i got it and popped it open, as
i was
>> > staring at an A23.
>> >
>> > Bad news all round really:
>> > * fully locked down android, no root, no adb. I will give
another root
>> > exploit a try tomorrow.
>> > * our fel utility does not work.
>> > * we of course have no code for u-boot or linux yet.
>> > * nothing on the serial port.
>> >
>> > This device is a really serious GPL violator. They even went
as far as
>> > removing all open source licenses from the About section under
android
>> > settings.
>> >
>> > What we do know:
>> > * two obvious serial pads (which are not sending out anything
atm)
>> > * it tries to boot off SD when a likely candidate is there
>> > * it has a 3.4.39 kernel, and the /proc/config.gz was world
readable
>> > (this is where the string sun8i was found).
>> > * HW is an A23 which is a bga, with an AXP223 companion
>> >
>> > Board picture is available at the device page:
>> > http://linux-sunxi.org/Ippo_q8h <http://linux-sunxi.org/Ippo_q8h>
>> >
>> > Luc Verhaegen.
>>
>> In the meantime, adb access has been figured out and the device
has been
>> rooted. All is documented on the page.
>>
>> script.bin has been fetched, and is available from:
>> http://dl.linux-sunxi.org/users/libv/ippo_q8h/
<http://dl.linux-sunxi.org/users/libv/ippo_q8h/>
>>
>> Luc Verhaegen.
>
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