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41 Commits

Author SHA1 Message Date
Yuhao Zhou
cbb59d853b Fix arch error in mips. 2019-04-01 11:37:14 +08:00
Yuhao Zhou
e53b3c16f6 Add interrupt for mips32 in crate::thread. 2019-03-31 23:31:37 +08:00
Jiajie Chen
2ada090430 Use buddy_system_allocator for a drop inreplacement for linked_list_allocator 2019-03-18 09:00:51 +08:00
WangRunji
cf9ac9ccfd split fs mod 2019-02-22 13:08:40 +08:00
WangRunji
5bffce787b rename 'process' crate to 'thread' 2019-01-24 19:03:45 +08:00
WangRunji
047f4ffdcc cherry-pick jiegec's work (#3) from lab8-rv32: virtio drivers, network stack 
Read and parse dtb upon boot

Implement virtio net device detection

Negotiate feature bits for virtio-net

Read MAC address from virtio-net device and detect virtqueues

Receiving from virtio net device is working for the first time

Implement driver interface and interrupt handling routines

Rearrange drivers into upper directory

Implement initial support for processing arp request and reply packet

Refactor MAC address and IPv4 address into structs, and implement ICMP echo reply

Fix typos

Implement initial support for virtio gpu driver

Complete first working version of virtio gpu driver with mandelbrot example

Use smoltcp and implement a udp and tcp server on top of it

Cleanup virtio net code
 2019-01-23 22:28:45 +08:00
Jiajie Chen
b1d01928c3 Use core::mem::size_of instead of core:intrinsics::size_of. Thanks @wangrunji0408 2019-01-08 22:10:51 +08:00
Jiajie Chen
6e887d5505 Replace hardcoded instruction length with size_of in backtrace 2019-01-08 19:08:17 +08:00
Jiajie Chen
d8edd1a7db Implement backtrace support for AArch64 2019-01-08 11:05:28 +08:00
WangRunji
2d5178d0b7 rename ucore to rcore 2019-01-03 21:26:50 +08:00
WangRunji
61dfcb5558 Merge remote-tracking branch 'equation314/arch-aarch64' into merging 
# Conflicts:
#	kernel/Makefile
#	kernel/src/arch/aarch64/board/raspi3/irq.rs
#	kernel/src/arch/aarch64/memory.rs
#	kernel/src/arch/riscv32/paging.rs
#	kernel/src/arch/x86_64/paging.rs
 2019-01-03 18:21:13 +08:00
WangRunji
d4b6cc1082 compile rv64 pass on macOS 2018-12-20 01:13:42 +08:00
equation314
6ba9e34f77 aarch64/fb: add framebuffer initialization 2018-12-16 20:55:04 +08:00
equation314
aa5e7a4e6f remove #![feature(extern_crate_item_prelude)] 2018-12-03 17:22:11 +08:00
equation314
6879c66e58 aarch64: set TTBR1 = TTBR0 in InactivePageTable::edit(), swap is OK 
TODO: flush icache in the right place
 2018-12-03 17:22:11 +08:00
WangRunji
2f8cfabbca remove redundant nightly features 2018-11-29 22:00:35 +08:00
WangRunji
52fe93188d disable delay allocating frame, remove memory_set_record 2018-11-27 01:18:30 +08:00
WangRunji
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
 2018-11-20 00:15:19 +08:00
WangRunji
56fcad245a update kernel to 2018 edition 2018-11-19 20:11:17 +08:00
WangRunji
21b0bdcbca separate kernel shell to a mod, remove console mod 2018-11-16 00:49:42 +08:00
equation314
5610d0bdb0 aarch64: context switch is runnable! 2018-11-07 22:07:59 +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
WangRunji
6fc23e1134 Ugly impl sys_wait(0) 2018-11-01 00:45:02 +08:00
WangRunji
182c595a20 Enable multi-core on RV32. 2018-10-31 11:46:50 +08:00
equation314
174e0da3b6 aarch64: basic framework 2018-10-26 11:22:22 +08:00
WangRunji
85a1dca684 Use weak linkage to provide dependencies for process::thread. 2018-10-24 21:32:23 +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
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
caeff9ad97 Update packages and fit for new Rust nightly 2018-09-04 13:19:23 +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
b88648ff44 Fit for newest Rust nightly. x86_64 ok, riscv32 broken. 2018-08-04 16:20:25 +08:00
WangRunji
a2111a928f Move thread mod to ucore-process crate 2018-07-17 19:06:30 +08:00
WangRunji
c8a9eaf3e6 Split process mod to extern crate 2018-07-17 01:56:28 +08:00
WangRunji
cf1a2d3450 Simple kernel shell 2018-07-16 17:31:29 +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
3286fed36c Recover syscall for RV32 2018-07-14 12:28:55 +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