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PRU / AM335 Notes - BeagleBone Black

Verbose log of PRU/BBB/asm_tools experiments.

LOG:
- 20140914 get to know BBB boot process + install rcn-ee.net kernel
- 20180131 continue exploration for contract work   



20180915 PRU dev
20180908 PRU memories
20180906 Forth
20180623 TRM 26.1.8.5.3 Booting Procedure
20180622 Driver fixes
I2C tips
20180614 register i2c slave mode
20180613 slave mode first draft, before kernel events
basic transfer working
IRQ_WAKE_THREAD
completions?
ARDY?
power
Next
20180612 back to driver
Building omap_i2c as a module
drivers/i2c/busses/i2c-omap.c
I2C
20180611 changing pinmux at runtime
20180606 R30, R31
20180524 Generic tracer works
Parameterizing the emulator Writer monoid
Trying Writer output for logs
20180523 knot tying for labels
Interleaving streams
Register byte access
20180521 2-pass
Needs a rethink....
Jumps vs. unrolling
Monadic assembly language
Instruction latencies
Delay
Beaglelogic XOUT 10, &R21, 36
Read cycle counter
General "task" structure
Beaglelogic PRU1 startup
PRU toggle
20180516 Next
DT
Another example for PRU pin config
20180515 Pin control subsystem
Next: configure PRU pins
Changing DT props at run time
20180509 BeagleLogic setup
20180508 tutorials
Remoteproc and RPMsg
Today, action day
20180507 /sys mention of pru
Reconstruct the image
I can't get this shit too work... too much mud
bb49:/proc/config.gz
How to compile the debian images?
Overlays
Move forward
bb49 uBoot log
bb49
zoe USB crashed again
New setup
PRU enable
20180504 Something weird going on with booting that 4.9 image
Comparing configurations
20180503 buildroot error
I need to make a choice...
Versions
Compiling beagle logic code
DTS
Let's just try this -- I'm thoroughly confused
bb.org_defconfig
Beagle kernel configuration
remoteproc
BeagleLogic run time config
20180502 Missing header files
using buildroot
20180501 Beaglelogic kernel driver
BeagleLogic archive
Installing TI tools
20180419 BBB SRM
Pin muxing
20180418 How to get there as fast as possible?
Some docs
20180311 Buildroot
20180201 PRU SRAM->DRAM path
20180131 Octavo OSD335x-SM has CM3 for power management
20140915 Playing with kernel
capemgr
HDMI cape
20140914 Xenomai
TODO: PRU
Conclusion
UIO or remoteproc/rpmsg
UIO, remoteproc, rpmsg
3.8.13-bone64 /sys/class/uio
Building linux kernel
TODO
pruss on 3.17.0-rc4-bone2
dtbs
Files on boot partition
kernel install-me.sh console log
Boot from uSD (and installing new kernel)
Boot log
BBB boot process
BBB kernel and SD card
empty /sys/class/uio
Step-by-step
Monitor
BeagleLogic : Start with the logic analyzer?
PRU
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