Robert Morris
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9b99f00743
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oops, don't hold mycpu() result across intr_off()
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2019-07-01 14:15:18 -04:00 |
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Robert Morris
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0498bfd159
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timer interrupt in the kernel -> yield
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2019-07-01 13:46:11 -04:00 |
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Frans Kaashoek
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c34bd3d167
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Checkpoint some progress compiling xv6.pdf
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2019-07-01 13:02:24 -04:00 |
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Frans Kaashoek
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2c0338fe42
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x
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2019-07-01 08:28:14 -04:00 |
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Frans Kaashoek
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af6c35e14b
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Introduce alloc3_desc and UsedArea to make code easier to read
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2019-07-01 08:20:35 -04:00 |
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Robert Morris
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a8305b7318
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FD_DEVICE
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2019-06-13 10:29:27 -04:00 |
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Robert Morris
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46744c4a13
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for spinlocks, use gcc intrinsics, but say what they compile to
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2019-06-13 10:00:50 -04:00 |
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Robert Morris
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ca39672a30
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clean up virtio code
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2019-06-13 09:40:17 -04:00 |
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Robert Morris
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4adf016925
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eliminate ramdisk
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2019-06-13 06:57:38 -04:00 |
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Robert Morris
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de9d72c908
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virtio disk driver
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2019-06-13 06:49:02 -04:00 |
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Robert Morris
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5753553213
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separate source into kernel/ user/ mkfs/
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2019-06-11 09:57:14 -04:00 |
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Robert Morris
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91ba81110a
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gdb backtraces: -ggdb, -fno-omit-frame-pointer, BSIZE=1024
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2019-06-06 13:54:03 -04:00 |
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Robert Morris
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8607051b5f
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fix a create()/unlink() deadlock
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2019-06-06 10:38:11 -04:00 |
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Robert Morris
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31ef85f552
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add plic.c
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2019-06-06 05:19:59 -04:00 |
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Robert Morris
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b05bcce939
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add kernelvec
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2019-06-06 05:19:35 -04:00 |
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Robert Morris
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dff7ab3f8f
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make -O work with asm volatile(...)
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2019-06-05 15:05:56 -04:00 |
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Robert Morris
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5684556c19
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clean up -Wall
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2019-06-05 14:31:13 -04:00 |
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Robert Morris
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5eb1cb4972
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push_off() and pop_off() in myproc()
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2019-06-05 14:14:57 -04:00 |
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Robert Morris
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3113643768
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spinlocks using gcc intrinsics
push_off() / pop_off()
set up per-hart plic stuff so all harts get device interrupts
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2019-06-05 14:05:46 -04:00 |
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Robert Morris
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f1a727b971
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start at support for multiple CPUs
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2019-06-05 11:42:03 -04:00 |
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Robert Morris
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ec3d3a1fce
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yield if timer interrupt
all user tests passed
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2019-06-04 14:25:48 -04:00 |
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Robert Morris
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a82772594e
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timer interrupts -> supervisor software interrupt
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2019-06-04 14:20:37 -04:00 |
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Robert Morris
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cff3ce6e04
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more sbrk fixes
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2019-06-04 11:31:50 -04:00 |
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Robert Morris
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0e131b2263
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fix a problem with end. make uartputc() wait until h/w is ready.
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2019-06-04 10:43:45 -04:00 |
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Robert Morris
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b78894f34e
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check that arguments aren't more than a page in exec()
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2019-06-04 06:51:01 -04:00 |
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Robert Morris
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0f684b9150
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fix exec argc
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2019-06-04 06:45:09 -04:00 |
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Robert Morris
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8baac76050
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support read() and write() bigger than one page
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2019-06-04 05:57:47 -04:00 |
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Robert Morris
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cefe223bf5
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console input and sbrk
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2019-06-03 17:59:17 -04:00 |
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Robert Morris
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efecbee7c0
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xx
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2019-06-03 17:49:27 -04:00 |
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Robert Morris
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6eae1be755
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push/pop all registers when handling interrupt from kernel
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2019-06-03 15:23:12 -04:00 |
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Robert Morris
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e630e0743b
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xx
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2019-06-03 14:16:51 -04:00 |
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Robert Morris
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a9c1a6f742
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takes one uart input interrupt, then panics
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2019-06-03 14:13:07 -04:00 |
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Robert Morris
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50cbc75102
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first shell prints $ prompt, though no console input yet
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2019-06-01 05:33:38 -04:00 |
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Robert Morris
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7fd1f1eb0a
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exec compiles but argstr() doesn't work yet
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2019-05-31 12:43:20 -04:00 |
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Robert Morris
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5d34fa2a48
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-initrd fs.img, ramdisk.c, file system
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2019-05-31 11:45:42 -04:00 |
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Robert Morris
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2ec1959fd1
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fork/wait/exit work
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2019-05-31 09:45:59 -04:00 |
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Frans Kaashoek
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0f90388c89
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No T_SYSCALL
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2018-10-10 21:50:58 -04:00 |
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Frans Kaashoek
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a7ca32e3a3
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Change mycpu() to use %gs.
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2018-10-09 20:22:48 -04:00 |
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Frans Kaashoek
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821ee3fc99
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not much
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2018-10-09 19:33:06 -04:00 |
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Frans Kaashoek
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54e6f829e4
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Separate system call path from trap path. Passes usertests on 1 and 2 cpus.
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2018-10-09 14:28:54 -04:00 |
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Frans Kaashoek
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f241e67d91
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x
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2018-10-07 18:14:53 -04:00 |
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Frans Kaashoek
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704775b63d
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Make names line up with text
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2018-10-04 09:21:36 -04:00 |
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Frans Kaashoek
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2fa3a8fd05
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Oops, didn't commit these changes with last commit
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2018-10-04 09:21:10 -04:00 |
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Frans Kaashoek
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a7ef9a40c4
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x
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2018-10-03 21:00:32 -04:00 |
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Frans Kaashoek
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7ccc5f5f4f
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Names of text are better.
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2018-10-03 20:14:36 -04:00 |
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Frans Kaashoek
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eb72653bd7
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use x86-64 names
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2018-10-03 18:13:51 -04:00 |
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Frans Kaashoek
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23a58370a4
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Switch back bpmain back to main
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2018-10-03 17:58:21 -04:00 |
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Frans Kaashoek
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020fc6a1c6
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don't care about bootloader
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2018-10-03 07:53:37 -04:00 |
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Frans Kaashoek
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343080f7ae
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Remove unused typedefs
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2018-10-02 09:06:41 -04:00 |
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Frans Kaashoek
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ec110149ed
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simplify layout pic
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2018-10-02 08:50:05 -04:00 |
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