eca05a1685
add non-x86 syscall ids
6 years ago
18626a2a19
Merge branch 'bootloader' into biscuit
6 years ago
5a619825bc
fix VGA and support keyboard escape char for rust/sh
6 years ago
a3edd38046
fix VGA color on x86_64
6 years ago
e70cac58c8
refactor x86_64 VGA using console-traits crate
6 years ago
b304764fb5
fix VGA on x86_64
6 years ago
8860f1e4a3
Implement mapping from riscv to x86_64 syscall numbering
6 years ago
cd23967f97
Fix riscv32 hartid saving
6 years ago
b8460e20d8
fix riscv syscall ABI. fix store user tp and kernel hartid
6 years ago
543fb971ed
Fix input blocked when keyboard input is fast
6 years ago
40ac510ecd
fix compile on riscv & aarch64
6 years ago
681c0be801
aarch64: fix the potential memory overlapping bug of bootloader
6 years ago
9269a9856d
support fast syscall
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
dc55238989
fix sys_clone newtls
6 years ago
d51c52902d
minimal impl sys_clone
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
0e38439fb8
aarch64: enable MMU in bootloader
6 years ago
c5aa5922bd
Fix forking and sys_dup2, implement sys_getsockopt and update sys_exec
6 years ago
9e6483f488
refactor driver: make (Net)Driver Sync. may help avoid deadlock?
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
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
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
197bebb1d2
Implement pci bus probing and fix a bug in virtio_mmio
6 years ago
05310dcd7d
refactor GDT mod
6 years ago
7a704673d7
save fsbase to TrapFrame on x86_64
6 years ago
6e8a0e20ab
fix device compile error, update crate pc_keyboard
6 years ago
8a1a38853e
support 'syscall' instruction by handling invalid opcode exception
6 years ago
a6b0da0c2f
rename x86_64 exception consts
6 years ago
a33d7632d6
rename 'KERN_VA_BASE' to 'KERNEL_OFFSET'. fix compile error
6 years ago
95dfb7684f
update kflash.py, fix build k210
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
847a1c7576
use core::sync::atomic::fence
6 years ago
66c84b4599
update to x86_64 0.4
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
0965d24083
fix map_kernel on riscv32
6 years ago
2d5178d0b7
rename ucore to rcore
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
190711fbc2
yet another riscv atomic fix
6 years ago
e1d0d2a020
aarch64/doc: add overview of AArch64
6 years ago
681a90657a
let Makefile support riscv64
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
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
daee1e9f94
fix bugs on K210
6 years ago
b3a8e95d78
merge interrupt & context switch for rv32 & rv64
6 years ago
0d957ff1a6
fix getchar on K210
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
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
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
62b931d576
print hello on K210
6 years ago
aa5bd3041b
Merge branch 'master' into arch-aarch64
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
09c2b6e7b7
aarch64/fb: add ANSI escape sequences parser
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
7b8359eeef
aarch64/fb: add 8x16 font
6 years ago
6eb49a0106
maually remove warning, pt5
6 years ago
7eb9f7abcf
maually remove warning, pt4
6 years ago
b47c4758bf
aarch64/fb: add basic console driver
6 years ago
f954c2fd6a
Completely get rid of cargo-generated target/
6 years ago
61a3beb8ba
Start porting for rv64
6 years ago
b5cc79d1b2
modify mmio() & set_mmio() in PageEntry
6 years ago
48cf25716f
aarch64/fb: flush data cache around mailbox accesses
...
can run on real raspi3
6 years ago
5987c2068b
aarch64/fb: remap framebuffer base address
6 years ago
6ba9e34f77
aarch64/fb: add framebuffer initialization
6 years ago
9b0b0064d0
Merge remote-tracking branch 'equation314/arch-aarch64' into dev
...
# Conflicts:
# kernel/src/arch/aarch64/memory.rs
# kernel/src/arch/aarch64/paging.rs
# kernel/src/process/context.rs
6 years ago
d7511d8120
aarch64/fb: add mailbox property interfaces
6 years ago
557f021c08
fix DelayHandler & MemoryAttr
6 years ago
704af94211
fix rv32 entry editing
6 years ago
f76a604b78
aarch64: add driver interfaces
6 years ago
81af2c82fd
aarch64: reduce some warnings, config system/generic timer in Makefile
6 years ago
5a165178cc
aarch64: implement IRQ register & serial IRQ
6 years ago
ff806d4465
move common codes to InactivePageTable trait
6 years ago
102866bcf9
introduce MemoryHandler and refactor MemorySet. temporary disable swap.
...
This is a manual rebase of LCY's code
6 years ago
96a76290b6
fix rv32 __mulsi3 add overflow
6 years ago
6879c66e58
aarch64: set TTBR1 = TTBR0 in InactivePageTable::edit(), swap is OK
...
TODO: flush icache in the right place
6 years ago
acafe19e26
fix runtime error on aarch64
...
- InactivePageTable::activate should be separated for user & kernel (TTBR1/0)
- disable swappable for aarch64 (bug?)
- use polling getchar as serial interrupt is not implemented
6 years ago
b5ced136f7
fix merge compile error
6 years ago
2afe8c731e
Merge remote-tracking branch 'equation314/arch-aarch64' into dev
...
# Conflicts:
# crate/memory/src/memory_set.rs
# kernel/Cargo.lock
# kernel/src/arch/aarch64/interrupt/handler.rs
# kernel/src/arch/aarch64/interrupt/mod.rs
# kernel/src/arch/aarch64/memory.rs
# kernel/src/arch/aarch64/mod.rs
# kernel/src/arch/aarch64/paging.rs
# kernel/src/consts.rs
# kernel/src/fs.rs
# kernel/src/lib.rs
# kernel/src/memory.rs
# kernel/src/process/context.rs
# tools/riscv-pk/.gitignore
# tools/riscv-pk/LICENSE
# tools/riscv-pk/Makefile.in
# tools/riscv-pk/README.md
# tools/riscv-pk/aclocal.m4
# tools/riscv-pk/bbl/bbl.ac
# tools/riscv-pk/bbl/bbl.c
# tools/riscv-pk/bbl/bbl.h
# tools/riscv-pk/bbl/bbl.lds
# tools/riscv-pk/bbl/bbl.mk.in
# tools/riscv-pk/bbl/logo.c
# tools/riscv-pk/bbl/payload.S
# tools/riscv-pk/bbl/raw_logo.S
# tools/riscv-pk/bbl/riscv_logo.txt
# tools/riscv-pk/config.h.in
# tools/riscv-pk/configure
# tools/riscv-pk/configure.ac
# tools/riscv-pk/dummy_payload/dummy_entry.S
# tools/riscv-pk/dummy_payload/dummy_payload.lds
# tools/riscv-pk/dummy_payload/dummy_payload.mk.in
# tools/riscv-pk/machine/atomic.h
# tools/riscv-pk/machine/bits.h
# tools/riscv-pk/machine/disabled_hart_mask.h
# tools/riscv-pk/machine/emulation.c
# tools/riscv-pk/machine/emulation.h
# tools/riscv-pk/machine/encoding.h
# tools/riscv-pk/machine/fdt.c
# tools/riscv-pk/machine/fdt.h
# tools/riscv-pk/machine/finisher.c
# tools/riscv-pk/machine/finisher.h
# tools/riscv-pk/machine/flush_icache.c
# tools/riscv-pk/machine/htif.c
# tools/riscv-pk/machine/htif.h
# tools/riscv-pk/machine/machine.ac
# tools/riscv-pk/machine/machine.mk.in
# tools/riscv-pk/machine/mcall.h
# tools/riscv-pk/machine/mentry.S
# tools/riscv-pk/machine/minit.c
# tools/riscv-pk/machine/misaligned_ldst.c
# tools/riscv-pk/machine/mtrap.c
# tools/riscv-pk/machine/mtrap.h
# tools/riscv-pk/machine/muldiv_emulation.c
# tools/riscv-pk/machine/uart.c
# tools/riscv-pk/machine/uart.h
# tools/riscv-pk/machine/uart16550.c
# tools/riscv-pk/machine/uart16550.h
# tools/riscv-pk/machine/unprivileged_memory.h
# tools/riscv-pk/machine/vm.h
# tools/riscv-pk/scripts/config.guess
# tools/riscv-pk/scripts/config.sub
# tools/riscv-pk/scripts/install.sh
# tools/riscv-pk/scripts/mk-install-dirs.sh
# tools/riscv-pk/scripts/vcs-version.sh
# tools/riscv-pk/util/snprintf.c
# tools/riscv-pk/util/string.c
# tools/riscv-pk/util/util.mk.in
6 years ago
a59a7fbe9a
aarch64/mmu: simply handle page fault
6 years ago
d6a54496f0
arch64/mmu: invalidate all icaches in InactivePageTable::with()
6 years ago
fcf5074500
impl M-mode kernel for riscv32
6 years ago
2f8cfabbca
remove redundant nightly features
6 years ago
18640b7537
impl NoMMU
6 years ago
52fe93188d
disable delay allocating frame, remove `memory_set_record`
6 years ago
d30c7e59ca
aarch64: minor modify
6 years ago
264600f145
aarch64/mmu: add io remap
6 years ago
a8b334123a
aarch64/mmu: add memory region attribute config
6 years ago
f9e47b2fd8
aarch64/mmu: refactor PageTableFlags
6 years ago
de6354ddd3
aarch64/mmu: use ASID to avoid flush TLB frequently in context switch
6 years ago
55087fc5a2
aarch64/mmu: use both TTBR0_EL1 & TTBR1_EL1
6 years ago
bb1c1abaa4
aarch64/mmu: can run on the real raspi3
6 years ago
a9de99d3a9
aarch64/mmu: remap kernel memory ranges at the end of memory::init()
6 years ago
99c5b3c3f8
Merge branch 'arch-aarch64' into mmu
6 years ago
13be52133d
aarch64: move kernel stack top to 0x100000
6 years ago
9e8124abbb
aarch64/mmu: mmu enabled
6 years ago
b1bdac7d0f
fix merge for aarch64. now it works!
6 years ago
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
6 years ago
56fcad245a
update kernel to 2018 edition
6 years ago
c4935a1477
use `pc-keyboard` crate and enable keyboard again for x86
6 years ago
9d803e87d9
replace some unwrap() and comment the cow pgfault handler
6 years ago
5478b9ba7b
no longer show normal page fault
6 years ago
ef75c8a072
fix unwrap panic. now user shell is working.
6 years ago
205f90a264
Merge branch 'dev' into g4-merge
...
# Conflicts:
# crate/memory/src/cow.rs
# crate/memory/src/memory_set.rs
# crate/memory/src/paging/mod.rs
# crate/memory/src/swap/mod.rs
# crate/process/src/lib.rs
# crate/process/src/process_manager.rs
# crate/process/src/processor.rs
# crate/process/src/thread.rs
# crate/riscv
# kernel/Cargo.lock
# kernel/src/arch/riscv32/compiler_rt.rs
# kernel/src/arch/riscv32/consts.rs
# kernel/src/arch/riscv32/context.rs
# kernel/src/arch/riscv32/interrupt.rs
# kernel/src/arch/riscv32/memory.rs
# kernel/src/arch/riscv32/mod.rs
# kernel/src/arch/riscv32/paging.rs
# kernel/src/arch/x86_64/driver/ide.rs
# kernel/src/arch/x86_64/interrupt/handler.rs
# kernel/src/arch/x86_64/mod.rs
# kernel/src/console.rs
# kernel/src/consts.rs
# kernel/src/fs.rs
# kernel/src/lib.rs
# kernel/src/memory.rs
# kernel/src/process/context.rs
# kernel/src/process/mod.rs
# kernel/src/syscall.rs
# kernel/src/trap.rs
6 years ago
5ce7d0a9c0
use user shell by default. fix kernel shell removing user thread.
6 years ago
21b0bdcbca
separate kernel shell to a mod, remove console mod
6 years ago
44bf3fb07a
impl sys_exec
6 years ago
576ae1d911
add setup_page_table
6 years ago
f4305b382f
Add comment and report for expr4
6 years ago
ef213d60bb
mmu
6 years ago
5ee44588e0
Enlarge the physical and kernel heap memory. Fix the bug in map the kernel.
6 years ago
0b900b6f03
Code Transplanting: Blocking getchar
6 years ago
equation314
WangRunji
Jiajie Chen
dzy
Ben Pig Chu
lcy1996
koumingyang