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Created with Raphaël 2.2.09Aug8731Jul292724Jun28Apr28Feb1911Jan10229Sep272019151332131Aug302611106528Jul26252326Feb1Dec23Nov24Oct7530Sep20153230Aug813Jul121131May268Mar20Oct17161512828Sep24119328Aug22212020Dec28Nov20Oct12130Sep272625191815531Aug30292827242322212014109829Jun19Oct181317Sep87654330Aug2928262524232019161514131211109876429Jul282726One more low addressTiny bit of cleanupShorten boot assemblyxRemove jmpkstackUse static page table for boot, mapping first 4Mbyte; no more segment trickUse kernel virtual addresses for BIOS memory, etc.Allow gas to use / as divide (instead of comment)One definition of several macros and constantsSpeedup sbrk tst a bit (forking 100Mbyte processes is slow)Adjust sbrk test for large user address spacesoopsDon't map IO space in the user part of the address spaceMap kernel highMerge commit 'origin/master' into pageDirt simple loggingAdd -fno-omit-frame-pointer to compile flags.do not run past the end of the disk!Russ's fix for panic remaprebuild xv6-rev5.tar.gzfixes from Peter Froehlichweb: rev5updated book pdfsxv6: formatting, cleanup, rev5 (take 2)xv6: formatting, cleanup, rev5xv6: refresh from 2010 pagexv6: link to xv6-rev4missing file memide.cmore trivial cleanupmultiboot support and memory-only (no disk) kernelmp: do not panic on surprising hwmake new code like old codemkfs: avoid clash with system struct statmkfs: avoid out of bounds access to sb in wsecteven more fabulous execcheck exec() arg lengthcopyout() copies data to a va in a pagetable, for exec() &cmap kernel instructions r/oMerge branch 'master' of git+ssh://amsterdam.csail.mit.edu/home/am0/6.828/xv6my comment is wrong, exec handles BSS fine