9fc13c8ebb
aarch64: implement syscall
6 years ago
a91534e34d
aarch64: implement context switch, but not tested
6 years ago
16fb733497
Blocking getchar
6 years ago
a145909998
Fix compile error after merge for the new processor.
6 years ago
fcdee71f9d
Merge confilt
6 years ago
c8ea2cb0cf
Fix bug and enable swap in/out and frame delayed allocating.
6 years ago
87506b000d
debug for process
6 years ago
3e1d8c5827
aarch64: implement ARM generic timer, can work in qemu
6 years ago
2002ddd5fa
move processor from wrj
6 years ago
b1425a53f9
finish frame delayed allocating
6 years ago
0a6b4fb8f2
Modify const. Update cargo.
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
6fc23e1134
Ugly impl sys_wait(0)
6 years ago
74facd8e87
Use Vec to replace array in ProcessManager.
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
4f03eff015
Use SpinNoIrqLock to replace the spin::mutex
6 years ago
504401355f
Add expr3 report(not finiished.
6 years ago
8c19499112
aarch64: implement exception interface & synchronous exception handler
6 years ago
7229b49eb8
Use rust-lld for RV32. Remove riscv git submodule.
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
001254fd64
riscv32: change linker to rust-lld
6 years ago
ae5260db5c
aarch64: change linker to rust-lld
6 years ago
7746485861
aarch64: add target 'install' to Makefile
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
1140d32aaa
add arch=aarch64 & board=raspi3 to Makefile
6 years ago
95ab9caba1
Add impl of atomic_fetch_*
6 years ago
0680023e35
Recover wait/sleep
6 years ago
85a1dca684
Use weak linkage to provide dependencies for process::thread.
6 years ago
80b161db98
Recover set_priority and fork
6 years ago
5db908b1c5
Separate ProcessManager to a mod.
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
7 years ago
2157e4bbcf
Add comment for interrutp and trap code
7 years ago
91455d163d
Finish comment riscv context.
7 years ago
5b4aefdb0d
Add comment for riscv32 context
7 years ago
e4300d3515
Add more comment in kernel but not finished
7 years ago
4e0b510895
Finish comment for ristv boot.
7 years ago
cd1bd55729
Update README, travis, riscv crate.
7 years ago
924c061d64
Merge branch 'x86-boot'
...
# Conflicts:
# crate/riscv
# kernel/Makefile
7 years ago
224905f12c
Update 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
11223957d1
Add `mkdir build` in makefile.
...
It this is missing, building with a clean repository will fail
because build/ does not exist.
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
caeff9ad97
Update packages and fit for new Rust nightly
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
640872d154
Use alloc API to fix stack overflow in release mode.
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
296b6196f4
rv64 toolchain configure for riscv-pk
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
a2111a928f
Move thread mod to ucore-process crate
7 years ago
fed7b38845
Try to fix travis for x86_64
7 years ago
776dc976c9
Fix for user
7 years ago
6022ec8efc
Fix load user program out of range
7 years ago
52d3443e05
Recover idle process. Make shell wait for the user it spawned.
7 years ago
c8a9eaf3e6
Split process mod to extern crate
7 years ago
37a6df252f
Refactor process mod
7 years ago
97b838981f
Fix console
7 years ago
cf1a2d3450
Simple kernel shell
7 years ago
542a06d50e
Set default log level to WARN
7 years ago
5647fb1273
Fix build guide
7 years ago
60c2a77ac1
Unify IO in arch
7 years ago
f1407dff7b
Note the reason of double fault in x86_64 release mode.
7 years ago
1cb50c00ba
Fit for SFS
7 years ago
6b0556e135
Add Cargo.lock
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
c768ec3e1e
Recover fs for RV32. Add user-riscv.img
...
Now load user programs from SFS data linked at kernel.
7 years ago
019770c92d
Modify build path
7 years ago
3286fed36c
Recover syscall for RV32
7 years ago
1ad3ed738e
Can run user program in RV32
7 years ago
c0138c4c35
Fix linking user program binaries
7 years ago
4faa8a65ae
Move kernel to a new directory
7 years ago
equation314
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chenqiuhao
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