What I remember is
omap3 have 64k SRAM , omap4 have 32k SRAM ,dm8148/j4/j5 have SRAM ,dm8168
have 256k
am335x have 64k SRAM
2015-01-25 13:03 GMT+08:00 Robert Nelson :
>
> On Jan 24, 2015 10:56 PM, "liyaoshi" wrote:
> >
> > If I understand correctly
> > Boot rom dont care about the FAT table . it
On Jan 24, 2015 10:56 PM, "liyaoshi" wrote:
>
> If I understand correctly
> Boot rom dont care about the FAT table . its only read first several
blocks
> generally , MLO should be on the 2nd block ,1st block is MBR ,
> But if there is a FAT file system . 2nd block should be fat table ,
> 3nd block
If I understand correctly
Boot rom dont care about the FAT table . its only read first several blocks
generally , MLO should be on the 2nd block ,1st block is MBR ,
But if there is a FAT file system . 2nd block should be fat table ,
3nd block should be MLO
whats my failed boot experience is when y
> yup, i realize that now. is this behaviour documented somewhere in
> an official TI am335x/omap4+ reference manual somewhere?
It tis.. under "raw mode"..
Regards,
--
Robert Nelson
http://www.rcn-ee.com/
--
For more options, visit http://beagleboard.org/discuss
---
You received this messa
On Fri, 23 Jan 2015, Robert Nelson wrote:
> On Fri, Jan 23, 2015 at 1:23 PM, Robert P. J. Day
> wrote:
> > On Fri, 23 Jan 2015, Robert Nelson wrote:
> >
> >> > sorry, i phrased that question badly. obviously, i can always
> >> > upgrade u-boot on my rev B, but i assume there was a point in the
On Fri, Jan 23, 2015 at 1:23 PM, Robert P. J. Day wrote:
> On Fri, 23 Jan 2015, Robert Nelson wrote:
>
>> > sorry, i phrased that question badly. obviously, i can always
>> > upgrade u-boot on my rev B, but i assume there was a point in the
>> > recent past where the onboard bootrom could handle
On Fri, 23 Jan 2015, Robert Nelson wrote:
> > sorry, i phrased that question badly. obviously, i can always
> > upgrade u-boot on my rev B, but i assume there was a point in the
> > recent past where the onboard bootrom could handle the dd'ed
> > MLO/u-boot.img, and that's *not* something i coul
On Fri, Jan 23, 2015 at 11:24 AM, DLF wrote:
> the files are in the 1Mb hole in the front of the SD card, dd it is not
> touching the bootrom (if I understand your question )
Bootrom is inside the am335x... It's rom, so we can't modify it..
Regards,
--
Robert Nelson
http://www.rcn-ee.com/
the files are in the 1Mb hole in the front of the SD card, dd it is not
touching the bootrom (if I understand your question )
On Friday, 23 January 2015 17:55:49 UTC+1, Robert P. J. Day wrote:
>
> On Fri, 23 Jan 2015, Robert Nelson wrote:
>
> > On Fri, Jan 23, 2015 at 10:42 AM, Robert P. J.
> sorry, i phrased that question badly. obviously, i can always
> upgrade u-boot on my rev B, but i assume there was a point in the
> recent past where the onboard bootrom could handle the dd'ed
> MLO/u-boot.img, and that's *not* something i could update.
>
> given that my BBBs were purchased a
On Fri, 23 Jan 2015, Robert Nelson wrote:
> On Fri, Jan 23, 2015 at 10:42 AM, Robert P. J. Day
> wrote:
> > On Fri, 23 Jan 2015, Robert Nelson wrote:
> >
> >> On Fri, Jan 23, 2015 at 10:28 AM, Robert P. J. Day
> >> wrote:
> >> >
> >> > been a while since i had to format an SD card from scratch
On Fri, Jan 23, 2015 at 10:42 AM, Robert P. J. Day
wrote:
> On Fri, 23 Jan 2015, Robert Nelson wrote:
>
>> On Fri, Jan 23, 2015 at 10:28 AM, Robert P. J. Day
>> wrote:
>> >
>> > been a while since i had to format an SD card from scratch for my
>> > BBB and, reading RCN's instructions over at ee
On Fri, 23 Jan 2015, Robert Nelson wrote:
> On Fri, Jan 23, 2015 at 10:28 AM, Robert P. J. Day
> wrote:
> >
> > been a while since i had to format an SD card from scratch for my
> > BBB and, reading RCN's instructions over at eewiki.net, i have a
> > couple questions.
> >
> > reading here:
>
On Fri, Jan 23, 2015 at 10:28 AM, Robert P. J. Day
wrote:
>
> been a while since i had to format an SD card from scratch for my
> BBB and, reading RCN's instructions over at eewiki.net, i have a
> couple questions.
>
> reading here:
>
> https://eewiki.net/display/linuxonarm/BeagleBone+Black#Be
been a while since i had to format an SD card from scratch for my
BBB and, reading RCN's instructions over at eewiki.net, i have a
couple questions.
reading here:
https://eewiki.net/display/linuxonarm/BeagleBone+Black#BeagleBoneBlack-SetupmicroSD/SDcard
and first question is, why is there n
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