Commit graph

1441 commits

Author SHA1 Message Date
Frans Kaashoek 2ec9c6ed66 Remove obselete ifdef that shouldn't have been there ever 2020-08-27 07:05:13 -04:00
Robert Morris d7e5f26910 fix usertests to pass all the riscv-sol-fall20 solutions. 2020-08-27 06:21:10 -04:00
Frans Kaashoek 0bb2533f73 Adjust a few prototypes to be explicit that they don't take arguments 2020-08-21 11:00:45 -04:00
Robert Morris 2a4a8764a5 touch sbrk()-allocated memory to make sure it exists 2020-08-21 11:00:45 -04:00
Robert Morris 5860dcd07d usertest for exec() out of memory recovery
and fix a few exec() bugs
2020-08-21 11:00:45 -04:00
Frans Kaashoek d4d487731a Use the major number defined in file.h. The minor number is ignored;
might as well use 0.
2020-08-21 11:00:45 -04:00
Frans Kaashoek 3c25112f38 Delete some obselete stuff 2020-08-21 11:00:45 -04:00
Frans Kaashoek efaa7b8e2a Adjust a few prototypes to be explicit that they don't take arguments 2020-08-21 10:56:27 -04:00
Robert Morris 59a9863a17 touch sbrk()-allocated memory to make sure it exists 2020-08-19 13:10:14 -04:00
Robert Morris aefa2697d7 usertest for exec() out of memory recovery
and fix a few exec() bugs
2020-08-19 12:35:14 -04:00
Frans Kaashoek b33574df38 Use the major number defined in file.h. The minor number is ignored;
might as well use 0.
2020-08-18 20:48:53 -04:00
Frans Kaashoek 740d363736 Delete some obselete stuff 2020-08-17 14:25:12 -04:00
Robert Morris 95dad4c061 x 2020-08-17 08:18:23 -04:00
Robert Morris f2ec6777bd fix a bug in the out-of-memory handling code in exec 2020-08-17 08:18:23 -04:00
Robert Morris 8dc71a257d handle another out-of-memory in fork(). the policy here is not consistent,
since other calls (e.g. exec()) panic on out of memory.
2020-08-17 08:18:23 -04:00
Robert Morris bc51626aab try to handle a few of the possible out-of-memory errors in fork() 2020-08-17 08:18:23 -04:00
Robert Morris a8dd44cf59 modify uvmunmap() to be in aligned pages
fix a bug in fork() recovering from out of memory
2020-08-17 08:18:23 -04:00
Robert Morris e283514ad0 pa isn't needed in the uvmunmap() loop 2020-08-17 08:18:23 -04:00
Robert Morris b154cf091c x 2020-08-15 05:46:32 -04:00
Robert Morris 4a87a0ae8b fix a bug in the out-of-memory handling code in exec 2020-08-13 14:10:58 -04:00
Robert Morris adee82c3e7 handle another out-of-memory in fork(). the policy here is not consistent,
since other calls (e.g. exec()) panic on out of memory.
2020-08-13 10:22:07 -04:00
Robert Morris 4c22c54480 try to handle a few of the possible out-of-memory errors in fork() 2020-08-13 09:19:23 -04:00
Robert Morris 70c6fe861e modify uvmunmap() to be in aligned pages
fix a bug in fork() recovering from out of memory
2020-08-13 08:46:28 -04:00
Robert Morris e1a2cd59fa Merge branch 'riscv' of g.csail.mit.edu:xv6-dev into riscv 2020-08-13 08:05:13 -04:00
Robert Morris d32eac366f pa isn't needed in the uvmunmap() loop 2020-08-13 08:04:56 -04:00
Frans Kaashoek 56e7cebdb9 Update to the latest specs 2020-08-10 20:28:47 -04:00
Frans Kaashoek 315c37c0f1 Update to the latest specs 2020-08-10 20:28:12 -04:00
Frans Kaashoek 468946781f copyright and 6.S081 2020-08-10 19:45:28 -04:00
Frans Kaashoek 84dcf8a738 copyright and 6.S081 2020-08-10 19:41:57 -04:00
Frans Kaashoek fa71d7fca2 Ack bug finders. 2020-08-10 16:43:33 -04:00
Frans Kaashoek 5dace67371 Typo (thanks yt <jaichenhengjie@qq.com>) 2020-08-10 16:43:33 -04:00
Frans Kaashoek 737bd3a55d Ack bug finders. 2020-08-10 16:42:33 -04:00
Frans Kaashoek 2db95f08b1 Typo (thanks yt <jaichenhengjie@qq.com>) 2020-08-10 16:27:26 -04:00
Frans Kaashoek f14aa421c4 Generate initcode without compressed extensions 2020-08-10 13:59:40 -04:00
Asami Doi c24844714b update initcode to avoid using the compressed extension 2020-08-10 13:59:40 -04:00
Takahiro 9eff4b0871 Write interrupt ack register in virtio_disk_intr() 2020-08-10 13:59:40 -04:00
Jonathan Kimmitt b557e7c32e Update ramdisk.c
The qemu syntax for a ram disk was documented incorrectly. The documented syntax is here:
https://qemu.weilnetz.de/doc/qemu-doc.html
2020-08-10 13:59:40 -04:00
Fumiya Shigemitsu ffcb883adf Fix minor typos 2020-08-10 13:59:38 -04:00
Frans Kaashoek 96a20b0c0f Generate initcode without compressed extensions 2020-08-10 13:55:46 -04:00
Frans Kaashoek 0502342335
Merge pull request #9 from d0iasm/riscv
update initcode to avoid using the compressed extension
2020-08-10 13:54:58 -04:00
Frans Kaashoek 93ca5550b8
Merge pull request #10 from takahirox/VirtioInterruptAck
Write virtio interrupt ack register in virtio_disk_intr()
2020-08-10 13:24:57 -04:00
Frans Kaashoek 12c131de3e
Merge pull request #8 from rui314/cat-fix
cat should exit normally if reading from stdin
2020-08-10 13:14:41 -04:00
Frans Kaashoek d28c5d9837
Merge pull request #6 from jrrk2/riscv
Update ramdisk.c
2020-08-10 13:14:14 -04:00
Frans Kaashoek 6b593b9eae
Merge pull request #4 from 4ge32/riscv
Fix minor typos
2020-08-10 13:05:28 -04:00
Frans Kaashoek c31d35d803
Merge branch 'riscv' into riscv 2020-08-10 13:05:17 -04:00
Robert Morris d8fe1773b2 test string system call arguments that cross over the end of the last page. 2020-08-10 11:19:10 -04:00
Robert Morris 76d6c57ede test copyinstr()'s handling of the terminating null 2020-08-10 11:19:10 -04:00
Robert Morris e3b7058907 streamline copyin/copyout code in usertests
fix bugs in read/write return values when there's an error
2020-08-10 11:19:10 -04:00
Robert Morris a93321cb25 test pointer checking in copyin, copyout, copyinstr 2020-08-10 11:19:10 -04:00
Frans Kaashoek 1f555198d6 Change tf -> trapframe in a few comments 2020-08-10 11:19:10 -04:00