Frans Kaashoek
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05074badc4
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When either_copyin/out fails, return an error from write/read
Add a test to check that read/write return an error
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2020-09-24 13:18:54 -04:00 |
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Frans Kaashoek
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e23d53f27f
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Delete doc dir because they take much space in student submissions
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2020-08-28 16:22:39 -04:00 |
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Robert Morris
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ffb2ee074a
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move panicked check to uart.c
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2020-08-28 05:51:48 -04:00 |
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Robert Morris
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db067d24da
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suppress write() output after panic()
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2020-08-28 05:44:09 -04:00 |
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Frans Kaashoek
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2ec9c6ed66
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Remove obselete ifdef that shouldn't have been there ever
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2020-08-27 07:05:13 -04:00 |
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Robert Morris
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d7e5f26910
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fix usertests to pass all the riscv-sol-fall20 solutions.
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2020-08-27 06:21:10 -04:00 |
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Frans Kaashoek
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efaa7b8e2a
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Adjust a few prototypes to be explicit that they don't take arguments
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2020-08-21 10:56:27 -04:00 |
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Robert Morris
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59a9863a17
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touch sbrk()-allocated memory to make sure it exists
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2020-08-19 13:10:14 -04:00 |
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Robert Morris
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aefa2697d7
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usertest for exec() out of memory recovery
and fix a few exec() bugs
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2020-08-19 12:35:14 -04:00 |
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Frans Kaashoek
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b33574df38
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Use the major number defined in file.h. The minor number is ignored;
might as well use 0.
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2020-08-18 20:48:53 -04:00 |
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Frans Kaashoek
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740d363736
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Delete some obselete stuff
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2020-08-17 14:25:12 -04:00 |
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Robert Morris
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b154cf091c
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x
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2020-08-15 05:46:32 -04:00 |
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Robert Morris
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4a87a0ae8b
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fix a bug in the out-of-memory handling code in exec
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2020-08-13 14:10:58 -04:00 |
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Robert Morris
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adee82c3e7
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handle another out-of-memory in fork(). the policy here is not consistent,
since other calls (e.g. exec()) panic on out of memory.
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2020-08-13 10:22:07 -04:00 |
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Robert Morris
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4c22c54480
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try to handle a few of the possible out-of-memory errors in fork()
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2020-08-13 09:19:23 -04:00 |
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Robert Morris
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70c6fe861e
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modify uvmunmap() to be in aligned pages
fix a bug in fork() recovering from out of memory
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2020-08-13 08:46:28 -04:00 |
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Robert Morris
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e1a2cd59fa
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Merge branch 'riscv' of g.csail.mit.edu:xv6-dev into riscv
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2020-08-13 08:05:13 -04:00 |
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Robert Morris
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d32eac366f
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pa isn't needed in the uvmunmap() loop
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2020-08-13 08:04:56 -04:00 |
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Frans Kaashoek
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315c37c0f1
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Update to the latest specs
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2020-08-10 20:28:12 -04:00 |
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Frans Kaashoek
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468946781f
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copyright and 6.S081
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2020-08-10 19:45:28 -04:00 |
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Frans Kaashoek
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737bd3a55d
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Ack bug finders.
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2020-08-10 16:42:33 -04:00 |
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Frans Kaashoek
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2db95f08b1
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Typo (thanks yt <jaichenhengjie@qq.com>)
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2020-08-10 16:27:26 -04:00 |
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Frans Kaashoek
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f14aa421c4
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Generate initcode without compressed extensions
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2020-08-10 13:59:40 -04:00 |
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Asami Doi
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c24844714b
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update initcode to avoid using the compressed extension
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2020-08-10 13:59:40 -04:00 |
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Takahiro
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9eff4b0871
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Write interrupt ack register in virtio_disk_intr()
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2020-08-10 13:59:40 -04:00 |
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Jonathan Kimmitt
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b557e7c32e
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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
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2020-08-10 13:59:40 -04:00 |
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Fumiya Shigemitsu
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ffcb883adf
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Fix minor typos
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2020-08-10 13:59:38 -04:00 |
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Robert Morris
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6cb6764bb1
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test string system call arguments that cross over the end of the last page.
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2020-08-07 16:56:00 -04:00 |
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Robert Morris
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234391b6bf
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test copyinstr()'s handling of the terminating null
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2020-08-07 16:39:56 -04:00 |
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Robert Morris
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354adfdafc
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streamline copyin/copyout code in usertests
fix bugs in read/write return values when there's an error
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2020-08-07 15:06:43 -04:00 |
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Robert Morris
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f01b1a8b71
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test pointer checking in copyin, copyout, copyinstr
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2020-08-07 14:34:39 -04:00 |
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Robert Morris
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e4b9346679
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Merge branch 'riscv' of g.csail.mit.edu:xv6-dev into riscv
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2020-08-07 05:33:23 -04:00 |
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Robert Morris
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8b9b799937
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modify each page in usertests countfree()
get rid of static for walk() and freewalk()
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2020-08-07 05:32:48 -04:00 |
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Frans Kaashoek
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6c3099d314
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Change tf -> trapframe in a few comments
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2020-08-06 20:31:19 -04:00 |
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Robert Morris
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050a69610a
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defines for UART register bits
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2020-07-23 06:27:20 -04:00 |
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Robert Morris
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db0f092ae4
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fix printf() in interrupts
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2020-07-22 10:31:46 -04:00 |
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Robert Morris
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823864099d
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interrupt-driven uart output, hopefully a nice example for teaching.
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2020-07-20 06:59:26 -04:00 |
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Robert Morris
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3b053f5d58
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cpu->scheduler -> cpu->context to reduce confusion
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2020-07-17 16:40:57 -04:00 |
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Robert Morris
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d6dad42aaf
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rename p->tf to p->trapframe, for consistency with p->context
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2020-07-17 16:29:52 -04:00 |
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Robert Morris
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7a7cd1adef
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drop QEMUEXTRA
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2020-07-17 16:29:43 -04:00 |
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Robert Morris
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f3979b7212
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make "echo hello > x" truncate file x.
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2020-07-16 11:38:08 -04:00 |
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Robert Morris
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c98e1afe79
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allow more files
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2019-11-08 13:21:06 -05:00 |
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Robert Morris
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507028de9d
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more grind
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2019-11-07 09:46:20 -05:00 |
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Robert Morris
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d1b8b19cd3
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Merge branch 'riscv' of g.csail.mit.edu:xv6-dev into riscv
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2019-11-07 06:44:33 -05:00 |
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Robert Morris
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20f1dd9409
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more grind
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2019-11-07 06:44:23 -05:00 |
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rtm
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73e931fd42
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yet another toolchain name
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2019-11-07 06:43:38 -05:00 |
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Robert Morris
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16b3b63f06
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grind: run parallel system calls forever
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2019-11-06 11:18:43 -05:00 |
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Robert Morris
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028af27646
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mention LRU list a bit more in comments.
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2019-10-29 04:32:55 -04:00 |
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Robert Morris
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9de9211b11
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usertests -c to repeat tests forever
detect memory leaks
no more "already ran user tests"
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2019-10-28 05:58:28 -04:00 |
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Robert Morris
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e7ffb74ad1
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fix a potential memory leak
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2019-10-27 13:36:46 -04:00 |
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