dfb2d49cd6
aarch64/doc: add console driver
6 years ago
1aa8436d71
aarch64/doc: add interruption & timer drivers
6 years ago
7fda4e360f
aarch64/doc: add GPIO, mini UART, mailbox drivers
6 years ago
190711fbc2
yet another riscv atomic fix
6 years ago
e1d0d2a020
aarch64/doc: add overview of AArch64
6 years ago
681a90657a
let Makefile support riscv64
6 years ago
33eaded142
Merge remote-tracking branch 'bpc/user-lib-bin' into merge-1228
...
# Conflicts:
# kernel/src/arch/riscv32/compiler_rt.c
# kernel/src/arch/riscv32/consts.rs
# kernel/src/arch/riscv32/context.rs
# kernel/src/arch/riscv32/io.rs
# kernel/src/arch/riscv32/memory.rs
# kernel/src/arch/riscv32/paging.rs
# user/ucore-ulib/src/syscall.rs
6 years ago
a852c96136
Merge branch 'master' into rust-rv64
...
# Conflicts:
# crate/memory/src/memory_set.rs
# kernel/src/arch/riscv32/compiler_rt.rs
# kernel/src/arch/riscv32/memory.rs
# kernel/src/arch/riscv32/paging.rs
# kernel/src/memory.rs
# kernel/src/process/mod.rs
6 years ago
daee1e9f94
fix bugs on K210
6 years ago
b3a8e95d78
merge interrupt & context switch for rv32 & rv64
6 years ago
0d957ff1a6
fix getchar on K210
6 years ago
e74f749ff3
fix context change bug. user sh is running!!!
6 years ago
6f2d059ba5
implement map_kernel, now enters the kernel well
6 years ago
bf3a67a7e4
remap_kernel runs fine
6 years ago
21adebb203
run until ms.token()
6 years ago
ccee527272
runs without pagefault but does not reach end of remap_kernel
6 years ago
a4348428a6
can run until update
6 years ago
d67a224494
add wrj's 704af94 patch
6 years ago
ed3fb6d423
another temporary
6 years ago
0dbffbc0fa
temporary
6 years ago
af6d533cb5
fix trap return on M-Mode
6 years ago
020e3505ee
enable timer interrupt for K210
6 years ago
b7e124930d
fix compilation errors
6 years ago
3910f71521
preliminary support for riscv64, not tested.
...
riscv32 runs fine.
6 years ago
3a4b8f5dac
fix trap for rv64
6 years ago
8529d9fe4e
fix const, linker, build for K210
6 years ago
9ab4fd40ea
fix atomic for K210. enable print mutex again
6 years ago
70b6db4282
make clear_bss faster
6 years ago
98c94a0d83
Fix register size (4->XLEN) in trap handling.
6 years ago
45b91fbcad
update rv64 build script. print hello on QEMU!
6 years ago
d3ef0252ac
move setup_page_table to BBL
6 years ago
3ea104da97
Merge remote-tracking branch 'dzy/rust-rv64' into rust-rv64
...
# Conflicts:
# kernel/Cargo.toml
6 years ago
0af9776dbd
add .stack section. clear bss
6 years ago
62b931d576
print hello on K210
6 years ago
aa5bd3041b
Merge branch 'master' into arch-aarch64
6 years ago
a55f3b61e6
add Makefile option `graphic` & cargo feature `nographic`
6 years ago
a75e52691d
port to newer riscv crate supporting rv64
6 years ago
09c2b6e7b7
aarch64/fb: add ANSI escape sequences parser
6 years ago
d4b6cc1082
compile rv64 pass on macOS
6 years ago
02bd2b2317
remove arch/riscv64 directory
6 years ago
6c717905d7
aarch64/fb: add foreground & background color
6 years ago
9dda78d2e3
aarch64/fb: improve the performance of ConsoleBuffer::new_line()
6 years ago
d737b1e7ba
maually remove warning, pt6
6 years ago
7b8359eeef
aarch64/fb: add 8x16 font
6 years ago
6eb49a0106
maually remove warning, pt5
6 years ago
7eb9f7abcf
maually remove warning, pt4
6 years ago
b47c4758bf
aarch64/fb: add basic console driver
6 years ago
f954c2fd6a
Completely get rid of cargo-generated target/
6 years ago
61a3beb8ba
Start porting for rv64
6 years ago
b5cc79d1b2
modify mmio() & set_mmio() in PageEntry
6 years ago
48cf25716f
aarch64/fb: flush data cache around mailbox accesses
...
can run on real raspi3
6 years ago
5987c2068b
aarch64/fb: remap framebuffer base address
6 years ago
6ba9e34f77
aarch64/fb: add framebuffer initialization
6 years ago
9b0b0064d0
Merge remote-tracking branch 'equation314/arch-aarch64' into dev
...
# Conflicts:
# kernel/src/arch/aarch64/memory.rs
# kernel/src/arch/aarch64/paging.rs
# kernel/src/process/context.rs
6 years ago
d7511d8120
aarch64/fb: add mailbox property interfaces
6 years ago
557f021c08
fix DelayHandler & MemoryAttr
6 years ago
704af94211
fix rv32 entry editing
6 years ago
f76a604b78
aarch64: add driver interfaces
6 years ago
81af2c82fd
aarch64: reduce some warnings, config system/generic timer in Makefile
6 years ago
5a165178cc
aarch64: implement IRQ register & serial IRQ
6 years ago
ff806d4465
move common codes to InactivePageTable trait
6 years ago
102866bcf9
introduce MemoryHandler and refactor MemorySet. temporary disable swap.
...
This is a manual rebase of LCY's code
6 years ago
96a76290b6
fix rv32 __mulsi3 add overflow
6 years ago
6879c66e58
aarch64: set TTBR1 = TTBR0 in InactivePageTable::edit(), swap is OK
...
TODO: flush icache in the right place
6 years ago
acafe19e26
fix runtime error on aarch64
...
- InactivePageTable::activate should be separated for user & kernel (TTBR1/0)
- disable swappable for aarch64 (bug?)
- use polling getchar as serial interrupt is not implemented
6 years ago
b5ced136f7
fix merge compile error
6 years ago
2afe8c731e
Merge remote-tracking branch 'equation314/arch-aarch64' into dev
...
# Conflicts:
# crate/memory/src/memory_set.rs
# kernel/Cargo.lock
# kernel/src/arch/aarch64/interrupt/handler.rs
# kernel/src/arch/aarch64/interrupt/mod.rs
# kernel/src/arch/aarch64/memory.rs
# kernel/src/arch/aarch64/mod.rs
# kernel/src/arch/aarch64/paging.rs
# kernel/src/consts.rs
# kernel/src/fs.rs
# kernel/src/lib.rs
# kernel/src/memory.rs
# kernel/src/process/context.rs
# tools/riscv-pk/.gitignore
# tools/riscv-pk/LICENSE
# tools/riscv-pk/Makefile.in
# tools/riscv-pk/README.md
# tools/riscv-pk/aclocal.m4
# tools/riscv-pk/bbl/bbl.ac
# tools/riscv-pk/bbl/bbl.c
# tools/riscv-pk/bbl/bbl.h
# tools/riscv-pk/bbl/bbl.lds
# tools/riscv-pk/bbl/bbl.mk.in
# tools/riscv-pk/bbl/logo.c
# tools/riscv-pk/bbl/payload.S
# tools/riscv-pk/bbl/raw_logo.S
# tools/riscv-pk/bbl/riscv_logo.txt
# tools/riscv-pk/config.h.in
# tools/riscv-pk/configure
# tools/riscv-pk/configure.ac
# tools/riscv-pk/dummy_payload/dummy_entry.S
# tools/riscv-pk/dummy_payload/dummy_payload.lds
# tools/riscv-pk/dummy_payload/dummy_payload.mk.in
# tools/riscv-pk/machine/atomic.h
# tools/riscv-pk/machine/bits.h
# tools/riscv-pk/machine/disabled_hart_mask.h
# tools/riscv-pk/machine/emulation.c
# tools/riscv-pk/machine/emulation.h
# tools/riscv-pk/machine/encoding.h
# tools/riscv-pk/machine/fdt.c
# tools/riscv-pk/machine/fdt.h
# tools/riscv-pk/machine/finisher.c
# tools/riscv-pk/machine/finisher.h
# tools/riscv-pk/machine/flush_icache.c
# tools/riscv-pk/machine/htif.c
# tools/riscv-pk/machine/htif.h
# tools/riscv-pk/machine/machine.ac
# tools/riscv-pk/machine/machine.mk.in
# tools/riscv-pk/machine/mcall.h
# tools/riscv-pk/machine/mentry.S
# tools/riscv-pk/machine/minit.c
# tools/riscv-pk/machine/misaligned_ldst.c
# tools/riscv-pk/machine/mtrap.c
# tools/riscv-pk/machine/mtrap.h
# tools/riscv-pk/machine/muldiv_emulation.c
# tools/riscv-pk/machine/uart.c
# tools/riscv-pk/machine/uart.h
# tools/riscv-pk/machine/uart16550.c
# tools/riscv-pk/machine/uart16550.h
# tools/riscv-pk/machine/unprivileged_memory.h
# tools/riscv-pk/machine/vm.h
# tools/riscv-pk/scripts/config.guess
# tools/riscv-pk/scripts/config.sub
# tools/riscv-pk/scripts/install.sh
# tools/riscv-pk/scripts/mk-install-dirs.sh
# tools/riscv-pk/scripts/vcs-version.sh
# tools/riscv-pk/util/snprintf.c
# tools/riscv-pk/util/string.c
# tools/riscv-pk/util/util.mk.in
6 years ago
a59a7fbe9a
aarch64/mmu: simply handle page fault
6 years ago
d6a54496f0
arch64/mmu: invalidate all icaches in InactivePageTable::with()
6 years ago
fcf5074500
impl M-mode kernel for riscv32
6 years ago
2f8cfabbca
remove redundant nightly features
6 years ago
18640b7537
impl NoMMU
6 years ago
52fe93188d
disable delay allocating frame, remove `memory_set_record`
6 years ago
d30c7e59ca
aarch64: minor modify
6 years ago
264600f145
aarch64/mmu: add io remap
6 years ago
a8b334123a
aarch64/mmu: add memory region attribute config
6 years ago
f9e47b2fd8
aarch64/mmu: refactor PageTableFlags
6 years ago
de6354ddd3
aarch64/mmu: use ASID to avoid flush TLB frequently in context switch
6 years ago
55087fc5a2
aarch64/mmu: use both TTBR0_EL1 & TTBR1_EL1
6 years ago
bb1c1abaa4
aarch64/mmu: can run on the real raspi3
6 years ago
a9de99d3a9
aarch64/mmu: remap kernel memory ranges at the end of memory::init()
6 years ago
99c5b3c3f8
Merge branch 'arch-aarch64' into mmu
6 years ago
13be52133d
aarch64: move kernel stack top to 0x100000
6 years ago
9e8124abbb
aarch64/mmu: mmu enabled
6 years ago
b1bdac7d0f
fix merge for aarch64. now it works!
6 years ago
2daf8c188d
Merge remote-tracking branch 'equation314/arch-aarch64' into dev
...
# Conflicts:
# .gitignore
# kernel/Cargo.lock
# kernel/Cargo.toml
# kernel/Makefile
# kernel/riscv32-blog_os.json
# kernel/src/consts.rs
# kernel/src/fs.rs
# kernel/src/lib.rs
# kernel/src/process/context.rs
# kernel/src/process/mod.rs
6 years ago
56fcad245a
update kernel to 2018 edition
6 years ago
c4935a1477
use `pc-keyboard` crate and enable keyboard again for x86
6 years ago
9d803e87d9
replace some unwrap() and comment the cow pgfault handler
6 years ago
5478b9ba7b
no longer show normal page fault
6 years ago
ef75c8a072
fix unwrap panic. now user shell is working.
6 years ago
205f90a264
Merge branch 'dev' into g4-merge
...
# Conflicts:
# crate/memory/src/cow.rs
# crate/memory/src/memory_set.rs
# crate/memory/src/paging/mod.rs
# crate/memory/src/swap/mod.rs
# crate/process/src/lib.rs
# crate/process/src/process_manager.rs
# crate/process/src/processor.rs
# crate/process/src/thread.rs
# crate/riscv
# kernel/Cargo.lock
# kernel/src/arch/riscv32/compiler_rt.rs
# kernel/src/arch/riscv32/consts.rs
# kernel/src/arch/riscv32/context.rs
# kernel/src/arch/riscv32/interrupt.rs
# kernel/src/arch/riscv32/memory.rs
# kernel/src/arch/riscv32/mod.rs
# kernel/src/arch/riscv32/paging.rs
# kernel/src/arch/x86_64/driver/ide.rs
# kernel/src/arch/x86_64/interrupt/handler.rs
# kernel/src/arch/x86_64/mod.rs
# kernel/src/console.rs
# kernel/src/consts.rs
# kernel/src/fs.rs
# kernel/src/lib.rs
# kernel/src/memory.rs
# kernel/src/process/context.rs
# kernel/src/process/mod.rs
# kernel/src/syscall.rs
# kernel/src/trap.rs
6 years ago
5ce7d0a9c0
use user shell by default. fix kernel shell removing user thread.
6 years ago
21b0bdcbca
separate kernel shell to a mod, remove console mod
6 years ago
44bf3fb07a
impl sys_exec
6 years ago
576ae1d911
add setup_page_table
6 years ago
f4305b382f
Add comment and report for expr4
6 years ago
ef213d60bb
mmu
6 years ago
5ee44588e0
Enlarge the physical and kernel heap memory. Fix the bug in map the kernel.
6 years ago
0b900b6f03
Code Transplanting: Blocking getchar
6 years ago
5610d0bdb0
aarch64: context switch is runnable!
6 years ago
200a574a1f
fix physical memory range on RV32
6 years ago
67b920cc16
aarch64: format paging.rs
6 years ago
a0b948fb53
add basic alloc
6 years ago
a13f39149b
add basic alloc
6 years ago
91bd411a8f
fit for multi-thread sfs
...
- use global root inode
- remove global IDE on x86
6 years ago
9fc13c8ebb
aarch64: implement syscall
6 years ago
a91534e34d
aarch64: implement context switch, but not tested
6 years ago
16fb733497
Blocking getchar
6 years ago
fcdee71f9d
Merge confilt
6 years ago
c8ea2cb0cf
Fix bug and enable swap in/out and frame delayed allocating.
6 years ago
3e1d8c5827
aarch64: implement ARM generic timer, can work in qemu
6 years ago
2002ddd5fa
move processor from wrj
6 years ago
ba4a24ba3b
Fix RV32 multi-core: Setup page table for other cores.
6 years ago
b7d6b2989d
Fix bugs. Pass test 'spin'
...
- Fix ACK IRQ on x86.
- Add process exit handler.
6 years ago
ed20aa45fd
Fix user process bug on RV32.
...
Set sstatus.SIE = 0 on the initial TrapFrame, to prevent interrupt on switching.
6 years ago
07aa9a0686
aarch64: implement IRQ & system timer, but don't work in qemu
6 years ago
182c595a20
Enable multi-core on RV32.
6 years ago
250f1385d3
Better debug print for TrapFrame on RV32
6 years ago
8c19499112
aarch64: implement exception interface & synchronous exception handler
6 years ago
2c3de7b222
Merge branch 'OsTrain2018-g4' of github.com:oscourse-tsinghua/RustOS into lcy_issue1
6 years ago
edde416052
Finish swap for multi-user process
6 years ago
3386a793a5
aarch64: disable NEON
6 years ago
632baedabd
aarch64: can run on the real raspi3
6 years ago
2e094d08bc
common: add a logo
6 years ago
abf3418d24
aarch64: implement I/O by serial port
6 years ago
72dc3f62ad
Remove kernel stack from MemorySet.
6 years ago
addf49ffdb
aarch64: add crate bcm2837, implement GPIO
6 years ago
438e290b6d
Fix PageTable::get_entry -> Option.
6 years ago
cc936ded35
aarch64: bootable in qemu
6 years ago
a42d6086c6
Simplify IDE code.
6 years ago
81196729e4
Fix RV32 atomic.
...
- Fix __atomic_compare_exchange_4().
- Add patch for core::sync::atomic.
- Revert kernel Mutex.
6 years ago
ede69959e4
debug for compare exchange
6 years ago
174e0da3b6
aarch64: basic framework
6 years ago
95ab9caba1
Add impl of atomic_fetch_*
6 years ago
f7eb09e856
Multicore processing WORKS! Basically ...
...
- Rewrite processor.rs
Refactor to `Processor` & `ProcessManager`
- Use Box<dyn> instead of generic.
- Wait/sleep/wakeup is not supported yet.
I'm considering to implement them with WaitQueue.
6 years ago
6741ba399b
Add arch::cpu::halt(). Halt when panic.
6 years ago
5f34cc54d8
Merge branch 'OsTrain2018-g4' of github.com:oscourse-tsinghua/RustOS into lcy_issue1
6 years ago
63349ade19
Finish add more comment for kernel and finish set user memory swappable.
6 years ago
9474ad7220
update atomic function and workaround the LLVM compiling bug(maybe)
6 years ago
5bc392f388
Enable RV32 IPI.
6 years ago
1b4edf3bb2
Merge branch 'rv32-smp-porting' into dev
...
# Conflicts:
# kernel/Makefile
6 years ago
72e92c07f9
Switch to RV64 GNU toolchain. Simplify compiler_rt.
6 years ago
f1771f8ef2
Finish x86 SMP startup. Support timer & IPI.
...
- Remove smp, apic mod.
Instead, use new bootloader & apic crate.
- Disable PIC & PIT.
Instead, use IOAPIC & APIC Timer.
6 years ago
f27fd37d82
replaced spin::Mutex with sync::SpinLock, now spinlock works well.
6 years ago
f7b7b1bcd6
added workaround for atomic ops
6 years ago
cfda03a0f2
trying to add atomic implementations in rv32, but still buggy
6 years ago
0a81014007
Add page handler for swap in/out in riscv32's pagefault
6 years ago
49cd04dce3
added rv32 smp booting, with slight modification to bbl
6 years ago
6cf0d6db23
fixed setting in riscv-pk to enable rv32ia, added smp option in Makefile
6 years ago
0a7ec18701
Add page fault handler to riscv 32.
6 years ago
96cdf37b15
Add some comment for paging and add proposal doc
6 years ago
cef2d792be
Add part of comments for riscv32 module
6 years ago
2157e4bbcf
Add comment for interrutp and trap code
6 years ago
91455d163d
Finish comment riscv context.
6 years ago
5b4aefdb0d
Add comment for riscv32 context
6 years ago
e4300d3515
Add more comment in kernel but not finished
6 years ago
4e0b510895
Finish comment for ristv boot.
6 years ago
924c061d64
Merge branch 'x86-boot'
...
# Conflicts:
# crate/riscv
# kernel/Makefile
7 years ago
7a9b746c68
x86_64 back to normal.
...
* Fix kernel stack P4E
* User programs: disk0 -> disk1
* IDE IRQ appears ??
7 years ago
7f00001fd1
Move to higher half
7 years ago
5a0ce1e464
Refactored RISC-V page table identity mapping into a function.
7 years ago
0a9c294814
Fix x86_64 startup. TODO: higher half.
...
* Remove legacy boot, MP, ACPI.
* Disable SMP.
* Modify startup: boot -> arch::init -> kmain.
* Fix FrameAllocator on x86_64.
* Remove kernel remap.
* Alloc kernel heap at bss.
7 years ago
0437e5cb17
Make it compile for bootimage toolchain
...
* Revert to nightly-2018-08-27 due to its bug on macOS
* Not build C code
7 years ago
cbe7affc5d
Merge riscv for QEMU & FPGA
7 years ago
ff8930a36c
Make frame allocator smaller. Fix serial stupid bug.
7 years ago
3cf118ba67
Mul & div inst emulation
7 years ago
b99dc3d1cf
Merge branch 'new-rv-toolchain' into board
7 years ago
384f6a9c9c
Change kernel heap to identity map
7 years ago
dc97b4b433
Fix atomic_compare_exchange
7 years ago
3d0d6e3d02
Merge branch 'new-rv-toolchain' into board
...
# Conflicts:
# kernel/Makefile
# kernel/src/arch/riscv32/boot/entry.asm
7 years ago
3d6fcb8d8c
Fix x86_64. Not elegant.
7 years ago
10e3cea340
Only use Rust toolchain to build for rv32. Set arch to rv32i. x86_64 broken.
7 years ago
b88648ff44
Fit for newest Rust nightly. x86_64 ok, riscv32 broken.
7 years ago
7e5726845f
Simple bootloader. Remove riscv-pk.
7 years ago
776dc976c9
Fix for user
7 years ago
37a6df252f
Refactor process mod
7 years ago
97b838981f
Fix console
7 years ago
cf1a2d3450
Simple kernel shell
7 years ago
60c2a77ac1
Unify IO in arch
7 years ago
0c9679b710
Fix fork and syscall return value.
7 years ago
27daa6d491
Fix user trap
7 years ago
69bc5caa81
Fix syscall return value, args. Pass `hello`.
7 years ago
76f5af7d30
Merge `rust_main`. Change the way to pass multiboot info address.
7 years ago
3286fed36c
Recover syscall for RV32
7 years ago
1ad3ed738e
Can run user program in RV32
7 years ago
4faa8a65ae
Move kernel to a new directory
7 years ago
equation314
WangRunji
dzy
Ben Pig Chu
lcy1996
koumingyang
chenqiuhao
maoyuchaxue