lcy1996
c5499a62c5
Fix bug in swap in/out. Address ailign to 4K.
2018-11-14 00:32:59 +08:00
chenqiuhao
6652f8daf6
repair some bugs
2018-11-13 22:52:11 +08:00
chenqiuhao
8d6d3b7c37
debug for sleepkill
2018-11-13 19:56:17 +08:00
WangRunji
f97e8458b8
impl stdin & stdout as INode
2018-11-11 23:08:59 +08:00
lcy1996
5ee44588e0
Enlarge the physical and kernel heap memory. Fix the bug in map the kernel.
2018-11-09 11:08:45 +08:00
lcy1996
0b900b6f03
Code Transplanting: Blocking getchar
2018-11-08 19:40:28 +08:00
lcy1996
9adcea44d5
Code transplanting: Fix bugs. Pass test 'spin'
2018-11-08 19:21:13 +08:00
WangRunji
a589ae90f3
use SysError in syscalls
2018-11-08 17:33:13 +08:00
WangRunji
beb6533059
impl sys_getdirentry. 'ls' ok.
2018-11-08 16:56:01 +08:00
WangRunji
124a5e0d5d
impl sys_dup
...
- Fix exit_code: i32
- Convert Box<File> to Arc<Mutex<File>> in Context
2018-11-08 00:21:20 +08:00
WangRunji
16be828370
impl sys_fstat
2018-11-07 23:32:22 +08:00
WangRunji
128257c395
impl argc & argv for user process
2018-11-07 23:28:07 +08:00
equation314
5610d0bdb0
aarch64: context switch is runnable!
2018-11-07 22:07:59 +08:00
WangRunji
e27aea47e1
impl file syscalls, without test
2018-11-07 13:35:59 +08:00
WangRunji
200a574a1f
fix physical memory range on RV32
2018-11-07 13:16:52 +08:00
equation314
67b920cc16
aarch64: format paging.rs
2018-11-07 13:09:50 +08:00
koumingyang
a0b948fb53
add basic alloc
2018-11-07 12:00:57 +08:00
koumingyang
a13f39149b
add basic alloc
2018-11-07 10:44:24 +08:00
WangRunji
91bd411a8f
fit for multi-thread sfs
...
- use global root inode
- remove global IDE on x86
2018-11-07 02:00:40 +08:00
equation314
9fc13c8ebb
aarch64: implement syscall
2018-11-07 01:05:55 +08:00
equation314
a91534e34d
aarch64: implement context switch, but not tested
2018-11-06 21:44:12 +08:00
WangRunji
16fb733497
Blocking getchar
2018-11-05 22:55:59 +08:00
lcy1996
a145909998
Fix compile error after merge for the new processor.
2018-11-05 22:16:45 +08:00
lcy1996
fcdee71f9d
Merge confilt
2018-11-05 21:31:04 +08:00
lcy1996
c8ea2cb0cf
Fix bug and enable swap in/out and frame delayed allocating.
2018-11-05 20:37:05 +08:00
chenqiuhao
87506b000d
debug for process
2018-11-05 19:31:45 +08:00
equation314
3e1d8c5827
aarch64: implement ARM generic timer, can work in qemu
2018-11-04 18:15:26 +08:00
chenqiuhao
2002ddd5fa
move processor from wrj
2018-11-03 21:45:03 +08:00
lcy1996
b1425a53f9
finish frame delayed allocating
2018-11-03 14:33:36 +08:00
WangRunji
0a6b4fb8f2
Modify const. Update cargo.
2018-11-02 16:14:29 +08:00
WangRunji
ba4a24ba3b
Fix RV32 multi-core: Setup page table for other cores.
2018-11-02 16:13:58 +08:00
WangRunji
b7d6b2989d
Fix bugs. Pass test 'spin'
...
- Fix ACK IRQ on x86.
- Add process exit handler.
2018-11-01 21:10:19 +08:00
WangRunji
ed20aa45fd
Fix user process bug on RV32.
...
Set sstatus.SIE = 0 on the initial TrapFrame, to prevent interrupt on switching.
2018-11-01 19:53:30 +08:00
WangRunji
6fc23e1134
Ugly impl sys_wait(0)
2018-11-01 00:45:02 +08:00
WangRunji
74facd8e87
Use Vec to replace array in ProcessManager.
2018-11-01 00:16:32 +08:00
equation314
07aa9a0686
aarch64: implement IRQ & system timer, but don't work in qemu
2018-10-31 16:10:22 +08:00
WangRunji
182c595a20
Enable multi-core on RV32.
2018-10-31 11:46:50 +08:00
WangRunji
250f1385d3
Better debug print for TrapFrame on RV32
2018-10-31 11:39:42 +08:00
lcy1996
4f03eff015
Use SpinNoIrqLock to replace the spin::mutex
2018-10-31 11:11:06 +08:00
lcy1996
504401355f
Add expr3 report(not finiished.
2018-10-30 21:50:38 +08:00
equation314
8c19499112
aarch64: implement exception interface & synchronous exception handler
2018-10-30 20:44:54 +08:00
WangRunji
7229b49eb8
Use rust-lld for RV32. Remove riscv git submodule.
2018-10-30 13:30:20 +08:00
lcy1996
2c3de7b222
Merge branch 'OsTrain2018-g4' of github.com:oscourse-tsinghua/RustOS into lcy_issue1
2018-10-30 12:46:01 +08:00
lcy1996
edde416052
Finish swap for multi-user process
2018-10-30 12:45:09 +08:00
equation314
3386a793a5
aarch64: disable NEON
2018-10-29 23:05:16 +08:00
equation314
001254fd64
riscv32: change linker to rust-lld
2018-10-29 21:37:57 +08:00
equation314
ae5260db5c
aarch64: change linker to rust-lld
2018-10-29 21:34:29 +08:00
equation314
7746485861
aarch64: add target 'install' to Makefile
2018-10-29 19:14:54 +08:00
equation314
632baedabd
aarch64: can run on the real raspi3
2018-10-29 18:53:14 +08:00
equation314
2e094d08bc
common: add a logo
2018-10-29 13:41:25 +08:00
equation314
abf3418d24
aarch64: implement I/O by serial port
2018-10-29 13:38:27 +08:00
WangRunji
72dc3f62ad
Remove kernel stack from MemorySet.
2018-10-27 15:17:15 +08:00
equation314
addf49ffdb
aarch64: add crate bcm2837, implement GPIO
2018-10-27 02:45:47 +08:00
WangRunji
438e290b6d
Fix PageTable::get_entry -> Option.
2018-10-26 23:43:12 +08:00
equation314
cc936ded35
aarch64: bootable in qemu
2018-10-26 22:02:24 +08:00
WangRunji
a42d6086c6
Simplify IDE code.
2018-10-26 18:18:11 +08:00
WangRunji
81196729e4
Fix RV32 atomic.
...
- Fix __atomic_compare_exchange_4().
- Add patch for core::sync::atomic.
- Revert kernel Mutex.
2018-10-26 15:22:03 +08:00
chenqiuhao
ede69959e4
debug for compare exchange
2018-10-26 15:03:20 +08:00
equation314
174e0da3b6
aarch64: basic framework
2018-10-26 11:22:22 +08:00
equation314
1140d32aaa
add arch=aarch64 & board=raspi3 to Makefile
2018-10-26 11:22:26 +08:00
WangRunji
95ab9caba1
Add impl of atomic_fetch_*
2018-10-26 02:31:05 +08:00
WangRunji
0680023e35
Recover wait/sleep
2018-10-26 00:49:19 +08:00
WangRunji
85a1dca684
Use weak linkage to provide dependencies for process::thread.
2018-10-24 21:32:23 +08:00
WangRunji
80b161db98
Recover set_priority and fork
2018-10-24 21:29:41 +08:00
WangRunji
5db908b1c5
Separate ProcessManager to a mod.
2018-10-24 00:38:22 +08:00
WangRunji
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.
2018-10-24 00:28:29 +08:00
WangRunji
6741ba399b
Add arch::cpu::halt(). Halt when panic.
2018-10-24 00:23:40 +08:00
lcy1996
5f34cc54d8
Merge branch 'OsTrain2018-g4' of github.com:oscourse-tsinghua/RustOS into lcy_issue1
2018-10-23 00:00:27 +08:00
lcy1996
63349ade19
Finish add more comment for kernel and finish set user memory swappable.
2018-10-23 00:00:09 +08:00
chenqiuhao
9474ad7220
update atomic function and workaround the LLVM compiling bug(maybe)
2018-10-22 18:40:21 +08:00
WangRunji
5bc392f388
Enable RV32 IPI.
2018-10-21 21:47:17 +08:00
WangRunji
1b4edf3bb2
Merge branch 'rv32-smp-porting' into dev
...
# Conflicts:
# kernel/Makefile
2018-10-19 23:36:15 +08:00
WangRunji
72e92c07f9
Switch to RV64 GNU toolchain. Simplify compiler_rt.
2018-10-19 23:35:38 +08:00
WangRunji
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.
2018-10-19 01:14:21 +08:00
maoyuchaxue
f27fd37d82
replaced spin::Mutex with sync::SpinLock, now spinlock works well.
2018-10-17 21:34:15 +08:00
maoyuchaxue
f7b7b1bcd6
added workaround for atomic ops
2018-10-17 19:37:53 +08:00
maoyuchaxue
cfda03a0f2
trying to add atomic implementations in rv32, but still buggy
2018-10-17 00:21:18 +08:00
lcy1996
0a81014007
Add page handler for swap in/out in riscv32's pagefault
2018-10-16 21:51:17 +08:00
maoyuchaxue
49cd04dce3
added rv32 smp booting, with slight modification to bbl
2018-10-14 22:28:01 +08:00
maoyuchaxue
6cf0d6db23
fixed setting in riscv-pk to enable rv32ia, added smp option in Makefile
2018-10-14 13:50:59 +08:00
lcy1996
0a7ec18701
Add page fault handler to riscv 32.
2018-10-11 21:30:35 +08:00
lcy1996
96cdf37b15
Add some comment for paging and add proposal doc
2018-10-09 21:11:14 +08:00
lcy1996
cef2d792be
Add part of comments for riscv32 module
2018-10-08 01:47:13 +08:00
lcy1996
2157e4bbcf
Add comment for interrutp and trap code
2018-10-06 01:45:56 +08:00
lcy1996
91455d163d
Finish comment riscv context.
2018-10-05 23:39:28 +08:00
lcy1996
5b4aefdb0d
Add comment for riscv32 context
2018-10-05 19:38:14 +08:00
lcy1996
e4300d3515
Add more comment in kernel but not finished
2018-10-05 10:58:15 +08:00
lcy1996
4e0b510895
Finish comment for ristv boot.
2018-10-04 13:23:32 +08:00
WangRunji
cd1bd55729
Update README, travis, riscv crate.
2018-09-19 20:58:00 +08:00
WangRunji
924c061d64
Merge branch 'x86-boot'
...
# Conflicts:
# crate/riscv
# kernel/Makefile
2018-09-19 20:18:14 +08:00
WangRunji
224905f12c
Update Makefile
2018-09-18 18:05:37 +08:00
WangRunji
7a9b746c68
x86_64 back to normal.
...
* Fix kernel stack P4E
* User programs: disk0 -> disk1
* IDE IRQ appears ??
2018-09-18 17:49:12 +08:00
WangRunji
7f00001fd1
Move to higher half
2018-09-18 17:04:55 +08:00
dzy
5a0ce1e464
Refactored RISC-V page table identity mapping into a function.
2018-09-14 21:44:25 +08:00
dzy
11223957d1
Add mkdir build
in makefile.
...
It this is missing, building with a clean repository will fail
because build/ does not exist.
2018-09-14 20:05:59 +08:00
WangRunji
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.
2018-09-09 02:35:32 +08:00
WangRunji
0437e5cb17
Make it compile for bootimage toolchain
...
* Revert to nightly-2018-08-27 due to its bug on macOS
* Not build C code
2018-09-07 12:44:40 +08:00
WangRunji
caeff9ad97
Update packages and fit for new Rust nightly
2018-09-04 13:19:23 +08:00
WangRunji
cbe7affc5d
Merge riscv for QEMU & FPGA
2018-08-07 16:11:48 +08:00
WangRunji
ff8930a36c
Make frame allocator smaller. Fix serial stupid bug.
2018-08-07 15:09:11 +08:00
WangRunji
3cf118ba67
Mul & div inst emulation
2018-08-07 14:53:35 +08:00
WangRunji
b99dc3d1cf
Merge branch 'new-rv-toolchain' into board
2018-08-06 19:07:56 +08:00
WangRunji
640872d154
Use alloc API to fix stack overflow in release mode.
2018-08-06 19:04:18 +08:00
WangRunji
384f6a9c9c
Change kernel heap to identity map
2018-08-06 18:07:42 +08:00
WangRunji
dc97b4b433
Fix atomic_compare_exchange
2018-08-06 18:03:21 +08:00
WangRunji
3d0d6e3d02
Merge branch 'new-rv-toolchain' into board
...
# Conflicts:
# kernel/Makefile
# kernel/src/arch/riscv32/boot/entry.asm
2018-08-05 18:52:13 +08:00
WangRunji
3d6fcb8d8c
Fix x86_64. Not elegant.
2018-08-05 17:50:56 +08:00
WangRunji
10e3cea340
Only use Rust toolchain to build for rv32. Set arch to rv32i. x86_64 broken.
2018-08-05 00:24:36 +08:00
WangRunji
296b6196f4
rv64 toolchain configure for riscv-pk
2018-08-04 23:02:50 +08:00
WangRunji
b88648ff44
Fit for newest Rust nightly. x86_64 ok, riscv32 broken.
2018-08-04 16:20:25 +08:00
WangRunji
7e5726845f
Simple bootloader. Remove riscv-pk.
2018-08-03 19:27:38 +08:00
WangRunji
a2111a928f
Move thread mod to ucore-process crate
2018-07-17 19:06:30 +08:00
WangRunji
fed7b38845
Try to fix travis for x86_64
2018-07-17 12:52:39 +08:00
WangRunji
776dc976c9
Fix for user
2018-07-17 12:07:21 +08:00
WangRunji
6022ec8efc
Fix load user program out of range
2018-07-17 11:45:55 +08:00
WangRunji
52d3443e05
Recover idle process. Make shell wait for the user it spawned.
2018-07-17 10:47:05 +08:00
WangRunji
c8a9eaf3e6
Split process mod to extern crate
2018-07-17 01:56:28 +08:00
WangRunji
37a6df252f
Refactor process mod
2018-07-17 00:23:02 +08:00
WangRunji
97b838981f
Fix console
2018-07-16 22:02:03 +08:00
WangRunji
cf1a2d3450
Simple kernel shell
2018-07-16 17:31:29 +08:00
WangRunji
542a06d50e
Set default log level to WARN
2018-07-16 17:28:15 +08:00
WangRunji
5647fb1273
Fix build guide
2018-07-16 13:37:26 +08:00
WangRunji
60c2a77ac1
Unify IO in arch
2018-07-16 09:48:58 +08:00
WangRunji
f1407dff7b
Note the reason of double fault in x86_64 release mode.
2018-07-15 20:51:14 +08:00
WangRunji
1cb50c00ba
Fit for SFS
2018-07-15 16:44:21 +08:00
WangRunji
6b0556e135
Add Cargo.lock
2018-07-15 16:43:43 +08:00
WangRunji
0c9679b710
Fix fork and syscall return value.
2018-07-15 01:07:25 +08:00
WangRunji
27daa6d491
Fix user trap
2018-07-15 00:45:53 +08:00
WangRunji
69bc5caa81
Fix syscall return value, args. Pass hello
.
2018-07-14 18:42:58 +08:00
WangRunji
76f5af7d30
Merge rust_main
. Change the way to pass multiboot info address.
2018-07-14 17:58:33 +08:00
WangRunji
c768ec3e1e
Recover fs for RV32. Add user-riscv.img
...
Now load user programs from SFS data linked at kernel.
2018-07-14 17:41:45 +08:00
WangRunji
019770c92d
Modify build path
2018-07-14 15:09:13 +08:00
WangRunji
3286fed36c
Recover syscall for RV32
2018-07-14 12:28:55 +08:00
WangRunji
1ad3ed738e
Can run user program in RV32
2018-07-14 11:56:55 +08:00
WangRunji
c0138c4c35
Fix linking user program binaries
2018-07-14 01:11:47 +08:00
WangRunji
4faa8a65ae
Move kernel to a new directory
2018-07-13 12:25:39 +08:00