mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
d390449371
rename nvs host test folder, modify .gitlab-ci.yml remove unit-test-app build re-format unit test files remove extra newlines in project.mk some refactoring for unit test part in project.mk add build files of unit-test-app in gitignore add README.md for unit test app correct headings in README.md remove files and make minor tweaks in unit test app update .gitlab-ci.yml to use unit test app delete unused lines in component_wrapper.mk delete periph_i2s.h and lcd test add text floating point in components/esp32/test/Kconfig correct idf test build paths in .gitlab-ci.yml
33 lines
904 B
ArmAsm
33 lines
904 B
ArmAsm
/*
|
|
This little bit of code is executed in-place by one CPU, but copied to a different memory region
|
|
by the other CPU. Make sure it stays position-independent.
|
|
*/
|
|
.text
|
|
.align 4
|
|
.global test_fastbus_cp
|
|
.type test_fastbus_cp,@function
|
|
//Args:
|
|
//a2 - fifo addr
|
|
//a3 - buf addr
|
|
//a4 - len
|
|
//a5 - ptr to int to use
|
|
test_fastbus_cp:
|
|
entry a1,64
|
|
back:
|
|
beqi a4, 0, out //check if loop done
|
|
s32i a4, a5, 0 //store value, for shits and/or giggles
|
|
memw //make sure write happens
|
|
l32i a4, a5, 0 //load value again, to thwart any prediction in the pipeline
|
|
bbsi a4, 0, pred //Random jump to check predictive reads. Both branches should do the same.
|
|
l32i a6, a2, 0 //read from fifo 1
|
|
j predout
|
|
pred:
|
|
l32i a6, a2, 0 //read from fifo 2
|
|
predout:
|
|
s8i a6, a3, 0 //store result
|
|
addi a3, a3, 1 //inc ptr
|
|
addi a4, a4, -1 //next
|
|
j back //loop again
|
|
out:
|
|
retw //and we are done
|