681c0be801
aarch64: fix the potential memory overlapping bug of bootloader
6 years ago
b7aee438db
Fix sys_kill and add killtest
6 years ago
17c08ce26c
Fix sys_exit/sys_exit_group deadlock
6 years ago
8dc7c7bd3c
Implement sys_reboot with isa-debug-exit and add test script using expect
6 years ago
9269a9856d
support fast syscall
6 years ago
98b3b12c96
continue refactoring process
6 years ago
8cb11b7aa8
Implement tid/pid/ppid separation
6 years ago
82457be2ec
Make time syscall more rustful
6 years ago
cb0a51d28d
Use union to implement sockaddr, and eliminate many warnings
6 years ago
d041884cc2
Fix sys_accept deadlock
6 years ago
6697861860
Add is_listening to TcpSocketState, support sys_poll for listen
6 years ago
6ed66d03d8
Fix sys_pipe
6 years ago
d0d05acfd0
Implement Clone for SocketWrapper
6 years ago
f3d47f4b02
aarch64: move crate bcm2837 to remote
6 years ago
68b967b48e
aarch64: move crate `atags` into crate `bcm2837`
6 years ago
279f983786
aarch64: put the kernel in the top VA range
6 years ago
84c12ae6e1
rename functions. ignore readonly in mmap to avoid page fault.
6 years ago
ab63c933c2
fix sys_nanosleep
6 years ago
491353acfd
impl sys_futex. fix clear_child_tid for thread exit
6 years ago
84b2af3cdb
refactor sys_close_internal to SocketWrapper::drop
6 years ago
1645451749
Implement memory_set splitting for munmap, add sys_sysinfo
6 years ago
dc55238989
fix sys_clone newtls
6 years ago
d51c52902d
minimal impl sys_clone
6 years ago
c3563192b5
fix SysResult::Ok(isize -> usize)
6 years ago
b590545375
Implement sys_pwrite, sys_accept4 and dummy sys_chown, sys_epoll_create1. Allow recvfrom for tcp
6 years ago
fdc28724a3
fix sys_wait -1. update fs.
6 years ago
0666a5a7ee
Implement sys_clock_gettime
6 years ago
35dad6853f
Enable SSE and save FP registers in trapframe, implement sys_pread, sys_uname and sys_sched_getaffinity, support FIXED in mmap
6 years ago
f7f740a021
remove TLS setup code. fix check writable memory
6 years ago
84e07a6d83
Implement sys_mprotect and move attr setting from page_fault_handler to map in Delay
6 years ago
8809c6ca7f
Improve sys_wait and replace CR with LF
6 years ago
0e38439fb8
aarch64: enable MMU in bootloader
6 years ago
6e7dc9e349
Minor fixes around thread pool, writev, fs and implement gettid
6 years ago
2d77b89476
Infer phdr from elf loading address, skip the first page in sys_mmap and update user to musl-enabled biscuit programs
6 years ago
cca53536d1
Implement sys_pipe, fix sys_chdir, add dummy sys_setuid, and set an ephermal port when binding port 0
6 years ago
bf5e176176
Implement sys_shutdown
6 years ago
026ee459ec
Fix sys_poll, implement sys_getpeername and dummy sys_access
6 years ago
bc6818e365
minor improvement of net syscalls
6 years ago
a1576b12ad
Fix dup2 socket ref count and sys_accept, close sockets on sys_exit
6 years ago
c5aa5922bd
Fix forking and sys_dup2, implement sys_getsockopt and update sys_exec
6 years ago
781630e06d
Implement sys_select and nc is working
6 years ago
8b9aecca1c
Fix a potential racing in park() and unpark(), fix sys_poll for a running telnet
6 years ago
9e6483f488
refactor driver: make (Net)Driver Sync. may help avoid deadlock?
6 years ago
1f2625e565
minor improvement of sys_poll
6 years ago
42b02453a0
Implement basic version of sys_poll supporting stdin and socket, fix some deadlocks and introduce some others
6 years ago
2683314c38
Allocate pages eagerly for Delay when forking. Implement sys_getsockname.
6 years ago
3e6860ae8a
Fix lookup_inode for absolute path, and implement sys_accept for tcp
6 years ago
a51b9dbd90
Implement tls setup code(not working yet), tcp sys_bind and sys_connect
6 years ago
8bb1e65ba7
load kernel elf in bootloader
6 years ago
82e273df58
Implement sys_read for tcp
6 years ago
0cf57be9e5
Tftp client is working by implement udp in some syscalls
6 years ago
dcb1b51a5f
Improve time-related syscall precision and add some comment for MSI
6 years ago
c6c89198cd
Add cmos rtc driver for x86
6 years ago
1a1e39c960
Move socket set to iface, redesign NetDriver trait and implement blocking net syscalls
6 years ago
b94ba7759e
add aarch64 bootloader framework
6 years ago
738554386b
introduce VMError to simplify EFAULT error handling
6 years ago
68167efd45
Merge remote-tracking branch 'origin/biscuit' into biscuit
6 years ago
81176e5561
Implement raw socket for ping and add SocketWrapper struct
6 years ago
0fd24ff92e
impl sys_f(data)sync, sys_(f)truncate, sys_(un)link
6 years ago
451fe6b192
impl sys_chdir, sys_rename, sys_mkdir
6 years ago
2a6c4554d1
Merge remote-tracking branch 'course/biscuit' into biscuit
6 years ago
687caf804d
Implement sys_getcwd
6 years ago
e543449836
Implement basic version of sys_munmap and sys_time
6 years ago
a979b6b5ec
impl sys_getppid. fix checking pointer for process syscalls
6 years ago
132bc629fa
fix bad address error code to EFAULT
6 years ago
472dac5d09
fix sys_getdent64. pass ls in coreutils & busybox
6 years ago
b66c8811d1
update bootloader to fix multi-core boot bug on x86_64
6 years ago
8ab991ebe1
remove global ActivePageTable, because it's CPU local
6 years ago
d8345e96c7
Fix typo
6 years ago
d9e05012f0
Implement socket sys_close
6 years ago
1b104029ce
tiny refactor: convert 'get_file' & 'get_socket' to method
6 years ago
6ea04c91b2
Fix line editing bug
6 years ago
29865d7aaa
Add line editing function to user shell and refactor net syscall
6 years ago
6124cd60fc
Add basic implementation for syscall: connect and write
6 years ago
984df11971
Merge remote-tracking branch 'origin/biscuit' into biscuit
6 years ago
71336aca5c
Redesign NetDriver trait and update drivers
6 years ago
344a537684
fix SysError to match Linux error code
6 years ago
36292e6fcd
Add dummy implementations for more syscalls
6 years ago
c7f9921e06
support TLS for musl. partial impl sys_exit_group.
6 years ago
f76374000e
fix x86_64 syscall register (r10)
6 years ago
7a278cd421
Merge branch 'master' into biscuit
6 years ago
50a8de35bc
aarch64: save current TTBR1_EL1 in context switch
...
fixed a bug: when the context switch occurs in InactivePageTable::edit() or InactivePageTable::with() which modify TTBR1_EL1 temporarily, TTBR1_EL1 can be restored to the unmodified value after context switch.
6 years ago
671b7c7b54
Implement backtrace support for x86_64
6 years ago
6f1953b977
Add document for e1000 driver
6 years ago
af9a978a9d
Fix a bug in e1000 driver, run net thread and update Makefile
6 years ago
7a3c66a923
Receiving from e1000 driver works
6 years ago
85ae4b1ba1
impl sys_stat, sys_readv, sys_writev. not tested yet
6 years ago
4e146ec491
impl sys_lseek
6 years ago
70a950bf40
fix struct stat to match Linux ABI
6 years ago
cab19688d5
rename File to FileHandle. impl create for sys_open.
6 years ago
6d78206f77
impl finding free area for mmap
6 years ago
dd61ce30ba
Implement reading pci memory address
6 years ago
197bebb1d2
Implement pci bus probing and fix a bug in virtio_mmio
6 years ago
05310dcd7d
refactor GDT mod
6 years ago
4404982a55
impl sys_arch_prctl set fs
6 years ago
7a704673d7
save fsbase to TrapFrame on x86_64
6 years ago
a224e85c8d
split scheduler mod, make Scheduler Sync
...
biscuit: fix argc, argv
6 years ago
e678186b3d
support idle for rcore-thread, remove idle thread in kernel
6 years ago
fc98719559
impl sys_mmap for annonymous
6 years ago
6e8a0e20ab
fix device compile error, update crate pc_keyboard
6 years ago
08c8d89974
update SFS to new rcore-fs
6 years ago
ca45f8f152
fix check user ptr in syscalls
6 years ago
d26a1bc617
split syscall mod
6 years ago
2cf7e7bd87
fix File in Process
6 years ago
cf9ac9ccfd
split fs mod
6 years ago
7927c7c168
Merge branch 'thread' into biscuit
...
# Conflicts:
# kernel/src/process/mod.rs
# kernel/src/process/structs.rs
# kernel/src/syscall.rs
6 years ago
e1dacb28ef
auto open stdin/out/err for new proc. pass biscuit hello,cat,echo ...
6 years ago
c69386fbc2
add rcore-user submodule
6 years ago
67e8bef0f5
modify syscall ids to match Linux 64. fix fork file bug.
6 years ago
8a1a38853e
support 'syscall' instruction by handling invalid opcode exception
6 years ago
a6b0da0c2f
rename x86_64 exception consts
6 years ago
32e7f0ed52
fix process startup stack for musl libc
6 years ago
a33d7632d6
rename 'KERN_VA_BASE' to 'KERNEL_OFFSET'. fix compile error
6 years ago
fbf9409db2
Convert frame buffer to pa in virtio_gpu as well
6 years ago
f399805196
Use KERN_VA_BASE and MEMORY_OFFSET to convert between kern va and pa
6 years ago
8313b8854e
cherry-pick virtio improvement from lab8-rv32
...
Move mandelbrot to test mod, cleanup virtio feature negotiation and add addr2line script to Makefile
Implement full virtqueue operations, virtio input driver
Use new virtqueue implementation for virtio net driver
Implement virtio blk device support and use it instead of memory sfs when available
fix dirty hack for virtio_blk
6 years ago
95dfb7684f
update kflash.py, fix build k210
6 years ago
2766f49986
update README, Travis, Makefile
6 years ago
2303a8099b
update Rust compiler to support riscv64
6 years ago
ac0c19cdb0
support Sv39
...
To test: make run arch=riscv64 board=u540
6 years ago
fc8888db72
update for new paging mechanism on riscv. move kernel va to 0x(ffffffff)c0000000.
6 years ago
1ceb7ae12d
use #[repr(C)] instead of #[repr(packed)] to avoid warning
6 years ago
847a1c7576
use core::sync::atomic::fence
6 years ago
66c84b4599
update to x86_64 0.4
6 years ago
0ec5ad8056
split Process and Thread
6 years ago
5bffce787b
rename 'process' crate to 'thread'
6 years ago
238de1b282
fix compile for rv64
6 years ago
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
6 years ago
b1d01928c3
Use core::mem::size_of instead of core:intrinsics::size_of. Thanks @wangrunji0408
6 years ago
6e887d5505
Replace hardcoded instruction length with size_of in backtrace
6 years ago
5350ecb09f
Add addr2line tool for annotating backtrace
6 years ago
e3262698be
Fix aarch64 toolchain detection and add missing compiler_builtins v0.1.5
6 years ago
4beb865d32
Update toolchain location and detection
6 years ago
090796d3f0
Implement backtrace support for RISCV32
6 years ago
7d6856ceab
Implement backtrace support for RISCV64
6 years ago
d8edd1a7db
Implement backtrace support for AArch64
6 years ago
61eda6b19e
Add 0.1.4 compiler_builtins. Git ignore llc.
6 years ago
0965d24083
fix map_kernel on riscv32
6 years ago
2d5178d0b7
rename ucore to rcore
6 years ago
f0ea48126d
fix sys_wait arg type: isize -> i32
6 years ago
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
6 years ago
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
e46b6c7b0c
move target json. add kflash.py
6 years ago
190711fbc2
yet another riscv atomic fix
6 years ago
e1d0d2a020
aarch64/doc: add overview of AArch64
6 years ago
5d7e97d9e9
fix interrupt in process crate
6 years ago
681a90657a
let Makefile support riscv64
6 years ago
259e7c842e
update Cargo.toml & Makefile
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
c65b7357a4
use riscv crate from github
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
92ae57b251
fix user program memory layout on NoMMU
6 years ago
daee1e9f94
fix bugs on K210
6 years ago
b3a8e95d78
merge interrupt & context switch for rv32 & rv64
6 years ago
de24f6673c
remove '\r'
6 years ago
0d957ff1a6
fix getchar on K210
6 years ago
4b17055f30
running user program.
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
3de76885fa
llc build for rv64imc
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
1d1d4109c3
Make script easily support both rv32 and rv64.
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
7240198a54
fix newline: '\r\n'
6 years ago
5135fb0c0e
the shell that is able to fork-exec-wait
6 years ago
62b931d576
print hello on K210
6 years ago
aa5bd3041b
Merge branch 'master' into arch-aarch64
6 years ago
364497e379
use the error code specified in ucore_os_lab instead of ucore_plus
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
6e8c80d328
panicless default fs implement
6 years ago
09c2b6e7b7
aarch64/fb: add ANSI escape sequences parser
6 years ago
113a33e575
translate FsError to SysError
6 years ago
f8533442f2
return error code from syscall, not always -1
6 years ago
fa03f7b112
use the simple-filesystem crate with FsError
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
equation314
Jiajie Chen
WangRunji
Jiajie Chen
dzy
Ben Pig Chu