Imbus/xv6-riscv-kernel
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swtch saves callee-saved registers

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swtch idles on per-CPU stack, not on calling process's stack
fix pipe bugs
usertest.c tests pipes, fork, exit, close
This commit is contained in:
rtm 2006-07-01 21:26:01 +00:00
parent f7cea12b38
commit 8b4e2a08fe
14 changed files with 220 additions and 63 deletions
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Makefile
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@ -5,7 +5,7 @@ CC = i386-jos-elf-gcc
LD = i386-jos-elf-ld
OBJCOPY = i386-jos-elf-objcopy
OBJDUMP = i386-jos-elf-objdump
CFLAGS = -nostdinc -I. -O -Wall -MD
CFLAGS = -nostdinc -I. -O2 -Wall -MD
xv6.img : bootblock kernel
dd if=/dev/zero of=xv6.img count=10000