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AgeCommit message (Expand)AuthorFilesLines
2020-10-03Corrects order of UART RX/TX interrupt enable bitsMatt Harvey1-2/+2
2020-10-03Fix minor typosFumiya Shigemitsu1-1/+1
2020-10-03Clarify CLINT and PLIC acronymFrans Kaashoek1-2/+2
2020-09-24When either_copyin/out fails, return an error from write/readFrans Kaashoek1-0/+2
2020-08-28move panicked check to uart.cRobert Morris3-14/+14
2020-08-28suppress write() output after panic()Robert Morris2-1/+7
2020-08-21Adjust a few prototypes to be explicit that they don't take argumentsFrans Kaashoek1-4/+4
2020-08-19usertest for exec() out of memory recoveryRobert Morris2-4/+5
2020-08-15xRobert Morris1-12/+6
2020-08-13fix a bug in the out-of-memory handling code in execRobert Morris2-5/+5
2020-08-13handle another out-of-memory in fork(). the policy here is not consistent,Robert Morris2-1/+4
2020-08-13try to handle a few of the possible out-of-memory errors in fork()Robert Morris1-5/+18
2020-08-13modify uvmunmap() to be in aligned pagesRobert Morris2-21/+18
2020-08-13Merge branch 'riscv' of g.csail.mit.edu:xv6-dev into riscvRobert Morris5-11/+12
2020-08-13pa isn't needed in the uvmunmap() loopRobert Morris1-3/+1
2020-08-10Typo (thanks yt <jaichenhengjie@qq.com>)Frans Kaashoek1-1/+1
2020-08-10update initcode to avoid using the compressed extensionAsami Doi1-7/+7
2020-08-10Write interrupt ack register in virtio_disk_intr()Takahiro1-0/+1
2020-08-10Update ramdisk.cJonathan Kimmitt1-1/+1
2020-08-10Fix minor typosFumiya Shigemitsu1-2/+2
2020-08-07streamline copyin/copyout code in usertestsRobert Morris3-3/+3
2020-08-07Merge branch 'riscv' of g.csail.mit.edu:xv6-dev into riscvRobert Morris1-6/+6
2020-08-07modify each page in usertests countfree()Robert Morris3-8/+7
2020-08-06Change tf -> trapframe in a few commentsFrans Kaashoek1-6/+6
2020-07-23defines for UART register bitsRobert Morris1-13/+21
2020-07-22fix printf() in interruptsRobert Morris3-25/+29
2020-07-20interrupt-driven uart output, hopefully a nice example for teaching.Robert Morris5-18/+100
2020-07-17cpu->scheduler -> cpu->context to reduce confusionRobert Morris2-3/+3
2020-07-17rename p->tf to p->trapframe, for consistency with p->contextRobert Morris6-30/+30
2020-07-16make "echo hello > x" truncate file x.Robert Morris4-7/+9
2019-10-29mention LRU list a bit more in comments.Robert Morris1-3/+5
2019-10-27fix a potential memory leakRobert Morris2-3/+3
2019-10-27nitsRobert Morris4-7/+9
2019-10-21Clean up linker scriptAnish Athalye1-12/+24
2019-10-16nitsRobert Morris2-3/+3
2019-10-03updated alarmtestRobert Morris5-19/+8
2019-09-24no buf->qnextRobert Morris1-1/+0
2019-09-23fix major validationXi Wang1-0/+4
2019-09-23story is more complex than I thought.Robert Morris1-8/+11
2019-09-23bug fix: reparent() sometimes deadlockedRobert Morris1-15/+32
2019-09-21don't leak memory if exec() arguments are invalid.Robert Morris1-3/+8
2019-09-20don't leak a file system block if the buf argument to write is invalidRobert Morris1-2/+7
2019-09-20yet another sbrk() bug fix, and usertestRobert Morris1-1/+2
2019-09-20don't panic if a program frees all its memory with sbrk().Robert Morris2-4/+5
2019-09-20more incorrect cast to uintRobert Morris1-2/+2
2019-09-20fix a potential kernel crashRobert Morris1-1/+4
2019-09-20nitsRobert Morris1-1/+0
2019-09-17all of PTE_FLAGSRobert Morris3-5/+5
2019-09-12set architecture riscv:rv64 -- fix gdb trampoline disassembly, thanks jonathanRobert Morris1-4/+4
2019-09-10Support exit status for exit/waitFrans Kaashoek6-9/+26
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