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
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
WangRunji
7229b49eb8
Use rust-lld for RV32. Remove riscv git submodule.
2018-10-30 13:30:20 +08:00
WangRunji
72dc3f62ad
Remove kernel stack from MemorySet.
2018-10-27 15:17:15 +08:00
WangRunji
438e290b6d
Fix PageTable::get_entry -> Option.
2018-10-26 23:43:12 +08:00
WangRunji
a42d6086c6
Simplify IDE code.
2018-10-26 18:18:11 +08:00
WangRunji
81196729e4
Fix RV32 atomic.
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- Fix __atomic_compare_exchange_4().
- Add patch for core::sync::atomic.
- Revert kernel Mutex.
2018-10-26 15:22:03 +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 ...
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- 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
WangRunji
5bc392f388
Enable RV32 IPI.
2018-10-21 21:47:17 +08:00
WangRunji
1b4edf3bb2
Merge branch 'rv32-smp-porting' into dev
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# 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.
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- 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
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
WangRunji
cd1bd55729
Update README, travis, riscv crate.
2018-09-19 20:58:00 +08:00
WangRunji
924c061d64
Merge branch 'x86-boot'
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# 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.
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* 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.
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* 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
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* 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
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# 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