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481 Commits

Author SHA1 Message Date
dzy
98c94a0d83 Fix register size (4->XLEN) in trap handling. 2018-12-22 17:41:47 +08:00
WangRunji
45b91fbcad update rv64 build script. print hello on QEMU! 2018-12-22 15:54:03 +08:00
WangRunji
d3ef0252ac move setup_page_table to BBL 2018-12-22 15:40:47 +08:00
WangRunji
3ea104da97 Merge remote-tracking branch 'dzy/rust-rv64' into rust-rv64 
# Conflicts:
#	kernel/Cargo.toml
 2018-12-21 19:22:56 +08:00
WangRunji
0af9776dbd add .stack section. clear bss 2018-12-21 19:19:55 +08:00
WangRunji
7240198a54 fix newline: '\r\n' 2018-12-21 19:02:50 +08:00
Ben Pig Chu
5135fb0c0e the shell that is able to fork-exec-wait 2018-12-21 14:18:23 +08:00
WangRunji
62b931d576 print hello on K210 2018-12-21 01:50:52 +08:00
equation314
aa5bd3041b Merge branch 'master' into arch-aarch64 2018-12-20 23:07:16 +08:00
Ben Pig Chu
364497e379 use the error code specified in ucore_os_lab instead of ucore_plus 2018-12-20 19:36:19 +08:00
equation314
a55f3b61e6 add Makefile option graphic & cargo feature nographic 2018-12-20 19:05:19 +08:00
dzy
a75e52691d port to newer riscv crate supporting rv64 2018-12-20 18:21:58 +08:00
Ben Pig Chu
6e8c80d328 panicless default fs implement 2018-12-20 17:13:00 +08:00
equation314
09c2b6e7b7 aarch64/fb: add ANSI escape sequences parser 2018-12-20 15:45:17 +08:00
Ben Pig Chu
113a33e575 translate FsError to SysError 2018-12-20 14:03:11 +08:00
Ben Pig Chu
f8533442f2 return error code from syscall, not always -1 2018-12-20 13:20:00 +08:00
Ben Pig Chu
fa03f7b112 use the simple-filesystem crate with FsError 2018-12-20 12:27:21 +08:00
WangRunji
d4b6cc1082 compile rv64 pass on macOS 2018-12-20 01:13:42 +08:00
WangRunji
02bd2b2317 remove arch/riscv64 directory 2018-12-20 01:08:40 +08:00
equation314
6c717905d7 aarch64/fb: add foreground & background color 2018-12-19 14:49:15 +08:00
equation314
9dda78d2e3 aarch64/fb: improve the performance of ConsoleBuffer::new_line() 2018-12-18 22:53:20 +08:00
Ben Pig Chu
d737b1e7ba maually remove warning, pt6 2018-12-18 21:39:19 +08:00
equation314
7b8359eeef aarch64/fb: add 8x16 font 2018-12-18 17:51:22 +08:00
Ben Pig Chu
6eb49a0106 maually remove warning, pt5 2018-12-18 16:29:09 +08:00
Ben Pig Chu
7eb9f7abcf maually remove warning, pt4 2018-12-18 15:16:30 +08:00
Ben Pig Chu
935c595083 maually remove warning, pt3 2018-12-18 13:32:05 +08:00
Ben Pig Chu
07b8a063ec maually remove warning, pt2 2018-12-18 12:53:56 +08:00
equation314
b47c4758bf aarch64/fb: add basic console driver 2018-12-18 00:16:56 +08:00
Ben Pig Chu
1ca2bde069 maually remove warning, pt1 2018-12-17 23:54:13 +08:00
dzy
f954c2fd6a Completely get rid of cargo-generated target/ 2018-12-17 16:48:46 +08:00
dzy
61a3beb8ba Start porting for rv64 2018-12-17 14:58:16 +08:00
equation314
b5cc79d1b2 modify mmio() & set_mmio() in PageEntry 2018-12-17 14:28:51 +08:00
equation314
48cf25716f aarch64/fb: flush data cache around mailbox accesses 
can run on real raspi3
 2018-12-17 01:34:44 +08:00
equation314
5987c2068b aarch64/fb: remap framebuffer base address 2018-12-16 22:26:04 +08:00
equation314
6ba9e34f77 aarch64/fb: add framebuffer initialization 2018-12-16 20:55:04 +08:00
WangRunji
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
 2018-12-15 20:33:25 +08:00
WangRunji
d20d22b85b add hint for user shell. detect cores through 'SMP' env. 2018-12-15 20:17:02 +08:00
equation314
d7511d8120 aarch64/fb: add mailbox property interfaces 2018-12-14 21:19:44 +08:00
WangRunji
6952f008e0 rename ContextImpl to Process 2018-12-14 02:37:51 +08:00
WangRunji
557f021c08 fix DelayHandler & MemoryAttr 2018-12-14 02:31:46 +08:00
WangRunji
704af94211 fix rv32 entry editing 2018-12-14 02:25:30 +08:00
equation314
f76a604b78 aarch64: add driver interfaces 2018-12-13 18:49:54 +08:00
equation314
81af2c82fd aarch64: reduce some warnings, config system/generic timer in Makefile 2018-12-11 16:58:04 +08:00
equation314
5a165178cc aarch64: implement IRQ register & serial IRQ 2018-12-11 15:07:13 +08:00
WangRunji
ff806d4465 move common codes to InactivePageTable trait 2018-12-08 12:50:50 +08:00
WangRunji
102866bcf9 introduce MemoryHandler and refactor MemorySet. temporary disable swap. 
This is a manual rebase of LCY's code
 2018-12-08 00:29:55 +08:00
WangRunji
96a76290b6 fix rv32 __mulsi3 add overflow 2018-12-07 23:48:27 +08:00
equation314
28d872064d Merge branch 'master' of https://github.com/wangrunji0408/RustOS into arch-aarch64 2018-12-07 11:35:07 +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
Wang Runji
3f2beab52d
Merge branch 'master' into user-img 2018-12-02 22:39:59 +08:00
WangRunji
e7039945c1 move user img, remove useless files 2018-12-02 21:18:37 +08:00
WangRunji
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
 2018-12-02 21:17:53 +08:00
equation314
e86229cb71 user: user rust programs are runnable 2018-12-02 19:44:05 +08:00
WangRunji
b5ced136f7 fix merge compile error 2018-12-02 00:58:15 +08:00
WangRunji
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
 2018-12-02 00:27:10 +08:00
equation314
4f592336ff aarch64: remove test functions 2018-12-01 22:39:21 +08:00
equation314
163e092c29 Merge branch 'mmu' into arch-aarch64 2018-12-01 22:31:29 +08:00
equation314
5a83d6a20f aarch64: add user program SFS image 2018-12-01 20:12:54 +08:00
equation314
a59a7fbe9a aarch64/mmu: simply handle page fault 2018-12-01 20:00:35 +08:00
equation314
d6a54496f0 arch64/mmu: invalidate all icaches in InactivePageTable::with() 2018-12-01 19:43:58 +08:00
equation314
0eb33b661f aarch64/mmu: fix some bugs 2018-12-01 19:31:46 +08:00
WangRunji
fcf5074500 impl M-mode kernel for riscv32 2018-12-01 17:37:37 +08:00
WangRunji
2f8cfabbca remove redundant nightly features 2018-11-29 22:00:35 +08:00
equation314
f882a085d6 user: link created SFS image in kernel 2018-11-29 17:33:31 +08:00
WangRunji
6921e9018d fix NoMMU entry point 2018-11-27 11:26:37 +08:00
WangRunji
18640b7537 impl NoMMU 2018-11-27 01:23:07 +08:00
WangRunji
52fe93188d disable delay allocating frame, remove memory_set_record 2018-11-27 01:18:30 +08:00
WangRunji
2db453556d try to fix interrupt & deadlock on RV32 2018-11-26 16:58:45 +08:00
equation314
d30c7e59ca aarch64: minor modify 2018-11-25 20:01:13 +08:00
equation314
264600f145 aarch64/mmu: add io remap 2018-11-25 18:27:31 +08:00
equation314
a8b334123a aarch64/mmu: add memory region attribute config 2018-11-25 17:58:17 +08:00
equation314
f9e47b2fd8 aarch64/mmu: refactor PageTableFlags 2018-11-25 00:29:39 +08:00
equation314
de6354ddd3 aarch64/mmu: use ASID to avoid flush TLB frequently in context switch 2018-11-23 23:25:15 +08:00
equation314
55087fc5a2 aarch64/mmu: use both TTBR0_EL1 & TTBR1_EL1 2018-11-23 00:43:18 +08:00
WangRunji
46f0e85230 add ucore-i386-pic.img user programs. reorganize imgs. 2018-11-22 18:06:39 +08:00
equation314
bb1c1abaa4 aarch64/mmu: can run on the real raspi3 2018-11-21 20:02:34 +08:00
equation314
a9de99d3a9 aarch64/mmu: remap kernel memory ranges at the end of memory::init() 2018-11-21 01:50:34 +08:00
equation314
99c5b3c3f8 Merge branch 'arch-aarch64' into mmu 2018-11-20 18:36:23 +08:00
equation314
13be52133d aarch64: move kernel stack top to 0x100000 2018-11-20 18:32:26 +08:00
equation314
f398945ad3 aarch64: hard link user program 2018-11-20 18:29:51 +08:00
equation314
9e8124abbb aarch64/mmu: mmu enabled 2018-11-20 16:46:16 +08:00
WangRunji
b1bdac7d0f fix merge for aarch64. now it works! 2018-11-20 01:08:39 +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
c4935a1477 use pc-keyboard crate and enable keyboard again for x86 2018-11-18 19:20:26 +08:00
lcy1996
76d2c6ec7b Fix the bug of active_table_swap() wrongly force unlock in pg fault handler 2018-11-17 23:17:42 +08:00
lcy1996
b2fec2b16b Fix a bug in context for smp 2018-11-17 21:34:21 +08:00
lcy1996
67035ac556 Fix a bug in pg fault handler caused by memory_set_record 2018-11-17 19:18:48 +08:00
lcy1996
00d0ea8a8b Modified the code in pgfault 2018-11-17 16:54:21 +08:00
lcy1996
9d803e87d9 replace some unwrap() and comment the cow pgfault handler 2018-11-17 16:25:24 +08:00
WangRunji
df485d506e simplify ProcessManager 
- given that a proc can only be waited by its parent, wait_queue is no longer needed.
 2018-11-17 12:58:40 +08:00
WangRunji
5478b9ba7b no longer show normal page fault 2018-11-17 12:42:19 +08:00
WangRunji
ef75c8a072 fix unwrap panic. now user shell is working. 2018-11-17 12:40:51 +08:00
WangRunji
da399dca96 remove Process struct 2018-11-16 22:27:03 +08:00
WangRunji
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
 2018-11-16 18:58:29 +08:00
WangRunji
d27ac65df3 fix load program slice error 2018-11-16 01:33:25 +08:00
WangRunji
5ce7d0a9c0 use user shell by default. fix kernel shell removing user thread. 2018-11-16 01:22:59 +08:00
WangRunji
21b0bdcbca separate kernel shell to a mod, remove console mod 2018-11-16 00:49:42 +08:00
WangRunji
9b3294a5f2 fix clear bss when load user program. 'sh' works! 2018-11-16 00:17:05 +08:00
WangRunji
44bf3fb07a impl sys_exec 2018-11-15 23:41:22 +08:00
equation314
576ae1d911 add setup_page_table 2018-11-15 19:12:02 +08:00
lcy1996
f4305b382f Add comment and report for expr4 2018-11-15 16:29:24 +08:00
koumingyang
ef213d60bb mmu 2018-11-15 14:22:57 +08:00
lcy1996
eb00b2bfd3 merge conflict 2018-11-14 21:54:26 +08:00
lcy1996
a8da42d521 Add expr4 report and some trace for synctest 2018-11-14 21:45:56 +08:00
chenqiuhao
4d8d48cf4d repair some bugs and move child control to processmanager 2018-11-14 18:36:47 +08:00
lcy1996
65cd42028c Add illegal vma check in page fault hangler 2018-11-14 01:13:19 +08:00
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
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
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
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
924c061d64 Merge branch 'x86-boot' 
# Conflicts:
#	crate/riscv
#	kernel/Makefile
 2018-09-19 20:18:14 +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
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
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
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
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
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
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