Robert Morris
|
18e76a6c47
|
sbrk() returns a pointer, so it should be 64 bits
|
2019-07-01 17:01:50 -04:00 |
|
Robert Morris
|
9b99f00743
|
oops, don't hold mycpu() result across intr_off()
|
2019-07-01 14:15:18 -04:00 |
|
Robert Morris
|
0498bfd159
|
timer interrupt in the kernel -> yield
|
2019-07-01 13:46:11 -04:00 |
|
Frans Kaashoek
|
c34bd3d167
|
Checkpoint some progress compiling xv6.pdf
|
2019-07-01 13:02:24 -04:00 |
|
Frans Kaashoek
|
2c0338fe42
|
x
|
2019-07-01 08:28:14 -04:00 |
|
Frans Kaashoek
|
af6c35e14b
|
Introduce alloc3_desc and UsedArea to make code easier to read
|
2019-07-01 08:20:35 -04:00 |
|
Robert Morris
|
a8305b7318
|
FD_DEVICE
|
2019-06-13 10:29:27 -04:00 |
|
Robert Morris
|
46744c4a13
|
for spinlocks, use gcc intrinsics, but say what they compile to
|
2019-06-13 10:00:50 -04:00 |
|
Robert Morris
|
ca39672a30
|
clean up virtio code
|
2019-06-13 09:40:17 -04:00 |
|
Robert Morris
|
4adf016925
|
eliminate ramdisk
|
2019-06-13 06:57:38 -04:00 |
|
Robert Morris
|
de9d72c908
|
virtio disk driver
|
2019-06-13 06:49:02 -04:00 |
|
Robert Morris
|
5753553213
|
separate source into kernel/ user/ mkfs/
|
2019-06-11 09:57:14 -04:00 |
|
Robert Morris
|
91ba81110a
|
gdb backtraces: -ggdb, -fno-omit-frame-pointer, BSIZE=1024
|
2019-06-06 13:54:03 -04:00 |
|
Robert Morris
|
8607051b5f
|
fix a create()/unlink() deadlock
|
2019-06-06 10:38:11 -04:00 |
|
Robert Morris
|
31ef85f552
|
add plic.c
|
2019-06-06 05:19:59 -04:00 |
|
Robert Morris
|
b05bcce939
|
add kernelvec
|
2019-06-06 05:19:35 -04:00 |
|
Robert Morris
|
dff7ab3f8f
|
make -O work with asm volatile(...)
|
2019-06-05 15:05:56 -04:00 |
|
Robert Morris
|
5684556c19
|
clean up -Wall
|
2019-06-05 14:31:13 -04:00 |
|
Robert Morris
|
5eb1cb4972
|
push_off() and pop_off() in myproc()
|
2019-06-05 14:14:57 -04:00 |
|
Robert Morris
|
3113643768
|
spinlocks using gcc intrinsics
push_off() / pop_off()
set up per-hart plic stuff so all harts get device interrupts
|
2019-06-05 14:05:46 -04:00 |
|
Robert Morris
|
f1a727b971
|
start at support for multiple CPUs
|
2019-06-05 11:42:03 -04:00 |
|
Robert Morris
|
ec3d3a1fce
|
yield if timer interrupt
all user tests passed
|
2019-06-04 14:25:48 -04:00 |
|
Robert Morris
|
a82772594e
|
timer interrupts -> supervisor software interrupt
|
2019-06-04 14:20:37 -04:00 |
|
Robert Morris
|
cff3ce6e04
|
more sbrk fixes
|
2019-06-04 11:31:50 -04:00 |
|
Robert Morris
|
0e131b2263
|
fix a problem with end. make uartputc() wait until h/w is ready.
|
2019-06-04 10:43:45 -04:00 |
|
Robert Morris
|
b78894f34e
|
check that arguments aren't more than a page in exec()
|
2019-06-04 06:51:01 -04:00 |
|
Robert Morris
|
0f684b9150
|
fix exec argc
|
2019-06-04 06:45:09 -04:00 |
|
Robert Morris
|
8baac76050
|
support read() and write() bigger than one page
|
2019-06-04 05:57:47 -04:00 |
|
Robert Morris
|
cefe223bf5
|
console input and sbrk
|
2019-06-03 17:59:17 -04:00 |
|
Robert Morris
|
efecbee7c0
|
xx
|
2019-06-03 17:49:27 -04:00 |
|
Robert Morris
|
6eae1be755
|
push/pop all registers when handling interrupt from kernel
|
2019-06-03 15:23:12 -04:00 |
|
Robert Morris
|
e630e0743b
|
xx
|
2019-06-03 14:16:51 -04:00 |
|
Robert Morris
|
a9c1a6f742
|
takes one uart input interrupt, then panics
|
2019-06-03 14:13:07 -04:00 |
|
Robert Morris
|
50cbc75102
|
first shell prints $ prompt, though no console input yet
|
2019-06-01 05:33:38 -04:00 |
|
Robert Morris
|
7fd1f1eb0a
|
exec compiles but argstr() doesn't work yet
|
2019-05-31 12:43:20 -04:00 |
|
Robert Morris
|
5d34fa2a48
|
-initrd fs.img, ramdisk.c, file system
|
2019-05-31 11:45:42 -04:00 |
|
Robert Morris
|
2ec1959fd1
|
fork/wait/exit work
|
2019-05-31 09:45:59 -04:00 |
|
Frans Kaashoek
|
0f90388c89
|
No T_SYSCALL
|
2018-10-10 21:50:58 -04:00 |
|
Frans Kaashoek
|
a7ca32e3a3
|
Change mycpu() to use %gs.
|
2018-10-09 20:22:48 -04:00 |
|
Frans Kaashoek
|
821ee3fc99
|
not much
|
2018-10-09 19:33:06 -04:00 |
|
Frans Kaashoek
|
54e6f829e4
|
Separate system call path from trap path. Passes usertests on 1 and 2 cpus.
|
2018-10-09 14:28:54 -04:00 |
|
Frans Kaashoek
|
f241e67d91
|
x
|
2018-10-07 18:14:53 -04:00 |
|
Frans Kaashoek
|
704775b63d
|
Make names line up with text
|
2018-10-04 09:21:36 -04:00 |
|
Frans Kaashoek
|
2fa3a8fd05
|
Oops, didn't commit these changes with last commit
|
2018-10-04 09:21:10 -04:00 |
|
Frans Kaashoek
|
a7ef9a40c4
|
x
|
2018-10-03 21:00:32 -04:00 |
|
Frans Kaashoek
|
7ccc5f5f4f
|
Names of text are better.
|
2018-10-03 20:14:36 -04:00 |
|
Frans Kaashoek
|
eb72653bd7
|
use x86-64 names
|
2018-10-03 18:13:51 -04:00 |
|
Frans Kaashoek
|
23a58370a4
|
Switch back bpmain back to main
|
2018-10-03 17:58:21 -04:00 |
|
Frans Kaashoek
|
020fc6a1c6
|
don't care about bootloader
|
2018-10-03 07:53:37 -04:00 |
|
Frans Kaashoek
|
343080f7ae
|
Remove unused typedefs
|
2018-10-02 09:06:41 -04:00 |
|