Here are proper stage 1, and stage 2 uEnv.txt files. From:
debian@beaglebone:~$ cat /etc/dogtag
BeagleBoard.org Debian Image 2016-06-19
*debian@beaglebone:~$ cat /uEnv.txt* */* stage 1*/*
##These are needed to be compliant with Angstrom's 2013.06.20 u-boot.
loadaddr=0x82000000
fdtaddr=0x88000000
rdaddr=0x88080000
initrd_high=0xffffffff
fdt_high=0xffffffff
##These are needed to be compliant with Debian 2014-05-14 u-boot.
loadximage=echo debug: [/boot/vmlinuz-${uname_r}] ... ; load mmc 0:1
${loadaddr} /boot/vmlinuz-${uname_r}
loadxfdt=echo debug: [/boot/dtbs/${uname_r}/${fdtfile}] ... ;load mmc 0:1
${fdtaddr} /boot/dtbs/${uname_r}/${fdtfile}
loadxrd=echo debug: [/boot/initrd.img-${uname_r}] ... ; load mmc 0:1
${rdaddr} /boot/initrd.img-${uname_r}; setenv rdsize ${filesize}
loaduEnvtxt=load mmc 0:1 ${loadaddr} /boot/uEnv.txt ; env import -t
${loadaddr} ${filesize};
check_dtb=if test -n ${dtb}; then setenv fdtfile ${dtb};fi;
loadall=run loaduEnvtxt; run check_dtb; run loadximage; run loadxrd; run
loadxfdt;
mmcargs=setenv bootargs console=tty0 console=${console} ${optargs}
${cape_disable} ${cape_enable} root=/dev/mmcblk0p1
rootfstype=${mmcrootfstype} ${cmdline}
uenvcmd=run loadall; run mmcargs; echo debug: [${bootargs}] ... ; echo
debug: [bootz ${loadaddr} ${rdaddr}:${rdsize} ${fdtaddr}] ... ; bootz
${loadaddr} ${rdaddr}:${rdsize} ${fdtaddr};
*debian@beaglebone:~$ cat /boot/uEnv.txt* */* stage 2*/*
#Docs: http://elinux.org/Beagleboard:U-boot_partitioning_layout_2.0
uname_r=4.1.17-bone-rt-r18
#uuid=
#dtb=
##BeagleBone Black/Green dtb's for v4.1.x (BeagleBone White just works..)
##BeagleBone Black: HDMI (Audio/Video) disabled:
dtb=am335x-boneblack-emmc-overlay.dtb
##BeagleBone Black: eMMC disabled:
#dtb=am335x-boneblack-hdmi-overlay.dtb
##BeagleBone Black: HDMI Audio/eMMC disabled:
#dtb=am335x-boneblack-nhdmi-overlay.dtb
##BeagleBone Black: HDMI (Audio/Video)/eMMC disabled:
#dtb=am335x-boneblack-overlay.dtb
##BeagleBone Black: wl1835
#dtb=am335x-boneblack-wl1835mod.dtb
##BeagleBone Green: eMMC disabled
#dtb=am335x-bonegreen-overlay.dtb
cmdline=coherent_pool=1M quiet cape_universal=enable ipv6.disable=1
#cmdline=ipv6.disable=1
#In the event of edid real failures, uncomment this next line:
#cmdline=coherent_pool=1M quiet cape_universal=enable
video=HDMI-A-1:1024x768@60e
##Example v3.8.x
#cape_disable=capemgr.disable_partno=
#cape_enable=capemgr.enable_partno=
##Example v4.1.x
#cape_disable=bone_capemgr.disable_partno=
cape_enable=bone_capemgr.enable_partno=univ-all
##enable Generic eMMC Flasher:
##make sure, these tools are installed: dosfstools rsync
#cmdline=init=/opt/scripts/tools/eMMC/init-eMMC-flasher-v3.sh
On Wed, Jul 6, 2016 at 5:09 AM, richatnstar via BeagleBoard <
[email protected]> wrote:
> By adding this argument pair to 'bootargs', the kernel 'found' the
> initramfs file..
>
> * initrd=${rdaddr},0x${rdsize}*
>
> where *rdaddr* is 0x88080000 and *rdsize* is the size of the initramfs
> file. I don't know why it had to be explicitly set where it was not
> necessary before.
> ---------------------------------
> Also I found that this line
> *loadxfdt=load mmc **0:1 **${fdtaddr}
> /boot/dtbs/${uname_r}/${fdtfile}*
>
> needed to be changed to:
> *loadxfdt=load mmc 0:1 ${fdtaddr}
> /boot/dtbs/${uname_r}/${dtb} *
>
> to access the proper overlay device tree blob. (dtb set in /boot/uEnv.txt)
>
>
>
>
>
>
> On Friday, July 1, 2016 at 8:01:09 PM UTC-4, [email protected] wrote:
>>
>> Hi,
>>
>> Using Robert Nelson's eewiki site, I'm running 4.4.11-bone10.1 (single
>> parition) on my BBB via SD; *initrd.img-4.4.11-bone10.1* in built and in
>> /boot. I don't see evidence that the initrd.img was detected/mounted. A
>> previous version built earlier this year (4.4.1-bone5) (two partitions)
>> shows ...
>>
>>
>>
>> *[ 3.484281] Unpacking
>> initramfs...
>> [ 3.821276] Freeing initrd memory: 5196K (c8080000 -
>> c8593000)
>> *
>> I sprinkled some debug statements in the kernel ... at line #625 in
>> init/main.c, the following lines indicates *initrd_start* and
>> *initrd_below_start_ok* as 0.
>>
>> locking_selftest();
>> * pr_notice("RSF!! initrd_start:%d initrd_below_start_ok:%d\n",
>> initrd_start, initrd_below_start_ok);*
>>
>>
>> /uEnv.txt has the line to install the file ..
>> *loadxrd=load mmc 0:1 **${rdaddr} /boot/initrd.img-${uname_r}; setenv
>> rdsize ${filesize}*
>> Diagnostics shows this file being read into memory
>>
>> Should these values be > 0? Am I missing a command line options? Is there
>> a way to track progress of the mount in kernel via pr_debug()?
>>
>>
>> thx for the help ..
>>
>> --
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