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2020-10-03When either_copyin/out fails, return an error from write/readFrans Kaashoek2-0/+50
Add a test to check that read/write return an error
2020-10-03better grind error messagesRobert Morris1-19/+19
2020-10-03Corrects order of UART RX/TX interrupt enable bitsMatt Harvey1-2/+2
(per http://byterunner.com/16550.html and manually tested in qemu bare metal echo)
2020-10-03Fix minor typosFumiya Shigemitsu1-1/+1
2020-10-03Merge pull request #25 from matth79/patch-1Frans Kaashoek1-2/+2
Corrects order of UART RX/TX interrupt enable bits
2020-10-03Clarify CLINT and PLIC acronymFrans Kaashoek1-2/+2
2020-10-02Add s to many printf statements that expect it (thanks Cece Chu)Frans Kaashoek1-21/+19
Add dirtest to the list of tests
2020-09-30Merge branch 'riscv' of g.csail.mit.edu:xv6-dev into riscvRobert Morris2-0/+50
2020-09-24When either_copyin/out fails, return an error from write/readFrans Kaashoek2-0/+50
Add a test to check that read/write return an error
2020-09-14Corrects order of UART RX/TX interrupt enable bitsMatt Harvey1-2/+2
(per http://byterunner.com/16550.html and manually tested in qemu bare metal echo)
2020-09-06better grind error messagesRobert Morris1-19/+19
2020-08-28Delete doc dir because they take much space in student submissionsFrans Kaashoek5-0/+0
2020-08-28Delete doc dir because they take much space in student submissionsFrans Kaashoek5-0/+0
2020-08-28move panicked check to uart.cRobert Morris4-16/+32
2020-08-28suppress write() output after panic()Robert Morris2-1/+7
2020-08-28Remove obselete ifdef that shouldn't have been there everFrans Kaashoek1-4/+0
2020-08-28fix usertests to pass all the riscv-sol-fall20 solutions.Robert Morris1-22/+97
2020-08-28move panicked check to uart.cRobert Morris4-16/+32
2020-08-28suppress write() output after panic()Robert Morris2-1/+7
2020-08-27Remove obselete ifdef that shouldn't have been there everFrans Kaashoek1-4/+0
2020-08-27fix usertests to pass all the riscv-sol-fall20 solutions.Robert Morris1-22/+97
2020-08-21Adjust a few prototypes to be explicit that they don't take argumentsFrans Kaashoek1-4/+4
2020-08-21touch sbrk()-allocated memory to make sure it existsRobert Morris1-2/+14
2020-08-21usertest for exec() out of memory recoveryRobert Morris3-4/+42
and fix a few exec() bugs
2020-08-21Use the major number defined in file.h. The minor number is ignored;Frans Kaashoek1-1/+5
might as well use 0.
2020-08-21Delete some obselete stuffFrans Kaashoek2-59/+0
2020-08-21Adjust a few prototypes to be explicit that they don't take argumentsFrans Kaashoek1-4/+4
2020-08-19touch sbrk()-allocated memory to make sure it existsRobert Morris1-2/+14
2020-08-19usertest for exec() out of memory recoveryRobert Morris3-4/+42
and fix a few exec() bugs
2020-08-18Use the major number defined in file.h. The minor number is ignored;Frans Kaashoek1-1/+5
might as well use 0.
2020-08-17Delete some obselete stuffFrans Kaashoek2-59/+0
2020-08-17xRobert Morris3-15/+21
2020-08-17fix a bug in the out-of-memory handling code in execRobert Morris2-5/+5
2020-08-17handle another out-of-memory in fork(). the policy here is not consistent,Robert Morris3-3/+10
since other calls (e.g. exec()) panic on out of memory.
2020-08-17try to handle a few of the possible out-of-memory errors in fork()Robert Morris1-5/+18
2020-08-17modify uvmunmap() to be in aligned pagesRobert Morris2-21/+18
fix a bug in fork() recovering from out of memory
2020-08-17pa isn't needed in the uvmunmap() loopRobert Morris1-3/+1
2020-08-15xRobert Morris3-15/+21
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 Morris3-3/+10
since other calls (e.g. exec()) panic on out of memory.
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
fix a bug in fork() recovering from out of memory
2020-08-13Merge branch 'riscv' of g.csail.mit.edu:xv6-dev into riscvRobert Morris11-23/+26
2020-08-13pa isn't needed in the uvmunmap() loopRobert Morris1-3/+1
2020-08-10Update to the latest specsFrans Kaashoek4-0/+0
2020-08-10Update to the latest specsFrans Kaashoek4-0/+0
2020-08-10copyright and 6.S081Frans Kaashoek1-2/+2
2020-08-10copyright and 6.S081Frans Kaashoek1-2/+2
2020-08-10Ack bug finders.Frans Kaashoek1-9/+11
2020-08-10Typo (thanks yt <[email protected]>)Frans Kaashoek1-1/+1
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