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rpi-MMU-example
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Simple kernel to present usage of Memory Management Unit, under Raspberry Pi 3B running libre firmware
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2020-01-17
list 2 more targets for auto-completion in Makefile
Wojtek Kosior
2020-01-14
delete old debug line
Wojtek Kosior
2020-01-13
move building to build/
Wojtek Kosior
2020-01-13
shorten linking in Makefile
Wojtek Kosior
2020-01-13
Great Reorganisation, modify structure and makefile
vetch
2020-01-04
Updated makefile for universal making
vetch
2020-01-03
add (not yet fully working - it can only send through uart now) ↵
Wojtek Kosior
interrupt-driven uart together with "scheduler"
2019-12-31
handle atags in C code, print (some of) it's contents
Wojtek Kosior
2019-12-30
better naming of qemu-* targets
Wojtek Kosior
2019-12-30
minor improvements to Makefile
Wojtek Kosior
2019-12-30
io api rework
Wojtek Kosior
2019-12-30
stop direct uart usage from PL0
Wojtek Kosior
2019-12-30
implement getchar() and putchar() in terms of supervisor call
Wojtek Kosior
2019-12-30
don't perform unneeded section renaming for embedded files
Wojtek Kosior
2019-12-28
improve linking of PL0_test
Wojtek Kosior
2019-12-28
split kernel into 2 stages; second stage gets copied to 0x0 and runs from there
Wojtek Kosior
2019-12-28
rewrite the stage 1 of bootloader in a more compact and (mostly) ↵
Wojtek Kosior
load-addr-independent way
2019-12-28
minor changes to Makefile
Wojtek Kosior
2019-12-28
remove makefs executable when running `make clean`
Wojtek Kosior
2019-12-28
use ldm instruction instead of libkernel for entering user mode; get rid of ↵
Wojtek Kosior
libkernel (no longer needed)
2019-12-28
place PL_0_test.img in ramfs instead of embedding it directly
Wojtek Kosior
2019-12-27
add userspace tool for creating ramfs image
Wojtek Kosior
2019-12-24
simplify linking of libkernel
Wojtek Kosior
2019-12-17
don't embed stage2 of bootloader as binary blob - use smart section naming
Wojtek Kosior
2019-12-17
make things work again on real hw (setting system mode moved to boot.S)
Wojtek Kosior
2019-12-10
Clean up flags in Makefile a bit.; -fPIC... -fPIC EVERYWHERE
Wojtek Kosior
2019-12-10
re-enter system mode on invalid data access from PL0 code
Wojtek Kosior
2019-12-02
create a separate library for kernel code that should run in PL0 mode
Wojtek Kosior
2019-11-20
merge alice to bob
Wojtek Kosior
2019-11-19
cleanup Makefile a bit; you can merge Bob now :)
Wojtek Kosior
2019-11-19
split kernel into more files
Wojtek Kosior
2019-11-12
TEST CODE: prepare for switching to PL0
Wojtek Kosior
2019-11-12
finalize Makefile for writing to rpi
vetch
2019-10-23
reinclude older functionality of pipe_image
Wojtek Kosior
2019-10-22
add processor mode changing
Wojtek Kosior
2019-10-22
Correct rs232
vetch
2019-10-22
Merge branch 'bob' of https://repo.or.cz/RPi-MMU-example into alice
vetch
2019-10-15
test size, write by rs232 lib
vetch
2019-10-15
add Makefile rule for booting through uart on real rpi
Wojtek Kosior
2019-10-15
make sure qemu-bin command works even with loader compiled for other load ↵
Wojtek Kosior
address than qemu uses
2019-10-15
remove redundand 'qemu-loader' target
Wojtek Kosior
2019-10-15
Added ELFFLAGS
vetch
2019-10-15
Merge branch 'bob' into alice
vetch
2019-10-11
initialize uart in bootloader's stage2, not stage1
Wojtek Kosior
2019-10-11
use bootloader in qemu
Wojtek Kosior
2019-10-11
add simple piping program for host
Wojtek Kosior
2019-10-11
add initial bootloader work
Wojtek Kosior
2019-10-08
optimize imports
vetch
2019-10-03
changes in Makefile, modularize kernel
vetch
2019-10-03
specify load address only in linker script; change it to 0x10000 (for now); ↵
Wojtek Kosior
avoid padding
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