mycroft 72805df917 Various changes from John Kohl and me: ... Map kernel stacks only at unique addresses. Use one TSS per process. Add sysarch calls for modifying IOPL and the I/O permission bitmap. Add a compacting GDT entry allocator, for TSS and LDT selectors. Enable modifying %fs and %gs with PT_SETREGS. Sanitize various bits of code.		1995-10-11 04:19:29 +00:00
..
pcvt	Update makefile to handle the fact that keycap.5 was moved out of man5	1995-10-08 21:59:43 +00:00
clock.c	Fix sysbeep() for the case of pitch == 0, and garbage collect a useless	1995-08-13 04:06:29 +00:00
debug.h
fd.c	Require drives 2 and 3 to be explicitly configured.	1995-08-21 06:56:14 +00:00
fdreg.h	note that most of dev/ic's contents have changed names	1995-06-28 04:30:30 +00:00
icu.h
icu.s	Various changes from John Kohl and me:	1995-10-11 04:19:29 +00:00
isa_machdep.c	Eliminate soft segment descriptors; instead use a functional interface for	1995-10-09 06:34:11 +00:00
isa_machdep.h
kbdreg.h	note that most of dev/ic's contents have changed names	1995-06-28 04:30:30 +00:00
lms.c	Use ISA_IPL_TTY, to fix race conditions.	1995-10-05 22:06:47 +00:00
mms.c	Use ISA_IPL_TTY, to fix race conditions.	1995-10-05 22:06:47 +00:00
npx.c	Add USERMODE() and KERNELMODE() macros, and use them.	1995-10-10 04:45:03 +00:00
nvram.h
pccons.c	Various changes from John Kohl and me:	1995-10-11 04:19:29 +00:00
pms.c	Use ISA_IPL_TTY, to fix race conditions.	1995-10-05 22:06:47 +00:00
spkr.c
spkrreg.h
timerreg.h
vector.s