On Wed, Oct 18, 2000 at 02:05:38AM -0400, Roland McGrath wrote: > > I've looked through gnumach's machine dependent headers trying to see > > where they could be replaces by equivalet oskit headers to eliminate > > redundancy. So now I've eliminated most of the redundancy and removed the > > unneeded headers from my local copy of gnumach (oskit-mach) rather. > > Please be specific about which files you are hacking on. I have avoided > unnecessary diddling of the user-visible headers, to keep the gnumach-devel > package compatible between gnumach and oskit-mach. The user-visible > headers are in include/ and i386/include/. I believe there are files in > those directories that are in fact not used outside the kernel, and it > would be good to get rid of these so the user-visible Mach headers are a > minimal set providing just the actual kernel interfaces proper. Ok, I've attached a listing of the old sate and the new state of [gnumach]/i386/. > > > Also a lot of oskit headers are simply taken from mach and are > > identical except a few subtle cases. For example oskit/x86/base_gdt.h > > defines USER_CS to be 0x43 and i386/i386/ldt.h defines it to be 0x17. > > The low three bits of those values are flag bits to the hardware. > So which set of flags has advantage over the other? Igor
gnumach.old/i386/: CVS/ Files Makefrag Subdirs i386/ i386at/ include/ intel/ gnumach.old/i386/CVS: Entries Repository Root Tag gnumach.old/i386/i386: CVS/ ast.h ast_check.c ast_types.h cpu_number.h cswitch.S eflags.h fpe_linkage.c fpu.c fpu.h gdt.c gdt.h hardclock.c i386asm.sym idt-gen.h idt.c idt_inittab.S io_emulate.c io_emulate.h io_port.h iopb.c iopb.h ipl.h ldt.c ldt.h lock.h locore.S mach_i386.srv mach_param.h machine_routines.h machspl.h mp_desc.c mp_desc.h pcb.c phys.c pic.c pio.h pit.c pmap.h sched_param.h spl.S spl.h thread.h time_stamp.h trap.c trap.h user_ldt.c user_ldt.h vm_param.h vm_tuning.h zalloc.h gnumach.old/i386/i386/CVS: Entries Repository Root Tag gnumach.old/i386/i386at: CVS/ idt.h int_init.c interrupt.S pic_isa.c gnumach.old/i386/i386at/CVS: Entries Repository Root Tag gnumach.old/i386/include: CVS/ Makefile.in mach/ gnumach.old/i386/include/CVS: Entries Repository Root Tag gnumach.old/i386/include/mach: CVS/ i386/ machine/ proc_ops.h sa/ setjmp.h gnumach.old/i386/include/mach/CVS: Entries Repository Root Tag gnumach.old/i386/include/mach/i386: CVS/ asm.h bios.h boolean.h code16.h cthreads.h debug_reg.h disk.h dpmi.h eflags.h exception.h exec/ far_ptr.h fp_reg.h ioccom.h kern_return.h mach_i386.defs mach_i386_types.h machine_types.defs* multiboot.h paging.h pio.h pmode.h proc_reg.h rpc.h seg.h syscall_sw.h thread_status.h time_stamp.h trap.h tss.h vcpi.h vm_param.h vm_types.h gnumach.old/i386/include/mach/i386/CVS: Entries Repository Root Tag gnumach.old/i386/include/mach/i386/exec: CVS/ elf.h gnumach.old/i386/include/mach/i386/exec/CVS: Entries Repository Root Tag gnumach.old/i386/include/mach/machine: CVS/ asm.h bios.h boolean.h code16.h cthreads.h debug_reg.h disk.h dpmi.h eflags.h exception.h exec/ far_ptr.h fp_reg.h ioccom.h kern_return.h mach_i386.defs mach_i386_types.h machine_types.defs* multiboot.h paging.h pio.h pmode.h proc_reg.h rpc.h seg.h syscall_sw.h thread_status.h time_stamp.h trap.h tss.h vcpi.h vm_param.h vm_types.h gnumach.old/i386/include/mach/machine/CVS: Entries Repository Root Tag gnumach.old/i386/include/mach/machine/exec: CVS/ elf.h gnumach.old/i386/include/mach/machine/exec/CVS: Entries Repository Root Tag gnumach.old/i386/include/mach/sa: CVS/ stdarg.h sys/ gnumach.old/i386/include/mach/sa/CVS: Entries Repository Root Tag gnumach.old/i386/include/mach/sa/sys: CVS/ varargs.h gnumach.old/i386/include/mach/sa/sys/CVS: Entries Repository Root Tag gnumach.old/i386/intel: CVS/ pmap.c pmap.h read_fault.c gnumach.old/i386/intel/CVS: Entries Repository Root Tag ---------------------------- gnumach.new/i386/: CVS/ Files Makefrag Subdirs i386/ i386at/ include/ intel/ gnumach.new/i386/CVS: Entries Repository Root gnumach.new/i386/i386: CVS/ ast.h ast_check.c ast_types.h cpu_number.h cswitch.S eflags.h fpu.c fpu.h gdt.c gdt.h hardclock.c i386asm.sym idt.c idt_inittab.S io_emulate.c io_emulate.h io_port.h iopb.c iopb.h ipl.h ldt.c ldt.h lock.h locore.S mach_i386.srv mach_param.h machine_routines.h math-emu/ mp_desc.c mp_desc.h pcb.c phys.c pic.c pio.h pit.c pmap.h sched_param.h spl.S spl.h tags thread.h time_stamp.h trap.c trap.h user_ldt.c user_ldt.h vm_param.h vm_tuning.h zalloc.h gnumach.new/i386/i386/CVS: Entries Repository Root gnumach.new/i386/i386/math-emu: CVS/ Makefile README control_w.h div_Xsig.S div_Xsig.o div_small.S div_small.o errors.c errors.o exception.h fpu_arith.c fpu_arith.o fpu_asm.h fpu_aux.c fpu_aux.o fpu_emu.h fpu_entry.c fpu_entry.i fpu_entry.o fpu_entry.s fpu_etc.c fpu_etc.o fpu_proto.h fpu_system.h fpu_tags.c fpu_tags.o fpu_trig.c fpu_trig.o get_address.c get_address.o load_store.c load_store.o math.o mul_Xsig.S mul_Xsig.o poly.h poly_2xm1.c poly_2xm1.o poly_atan.c poly_atan.o poly_l2.c poly_l2.o poly_sin.c poly_sin.o poly_tan.c poly_tan.o polynom_Xsig.S polynom_Xsig.o reg_add_sub.c reg_add_sub.o reg_compare.c reg_compare.o reg_constant.c reg_constant.h reg_constant.o reg_convert.c reg_convert.o reg_divide.c reg_divide.o reg_ld_str.c reg_ld_str.o reg_mul.c reg_mul.o reg_norm.S reg_norm.o reg_round.S reg_round.o reg_u_add.S reg_u_add.o reg_u_div.S reg_u_div.o reg_u_mul.S reg_u_mul.o reg_u_sub.S reg_u_sub.o round_Xsig.S round_Xsig.o shr_Xsig.S shr_Xsig.o status_w.h tags version.h wm_shrx.S wm_shrx.o wm_sqrt.S wm_sqrt.o gnumach.new/i386/i386/math-emu/CVS: Entries Repository Root gnumach.new/i386/i386at: CVS/ int_init.c interrupt.S pic_isa.c gnumach.new/i386/i386at/CVS: Entries Repository Root gnumach.new/i386/include: CVS/ Makefile.in mach/ gnumach.new/i386/include/CVS: Entries Repository Root gnumach.new/i386/include/mach: CVS/ i386/ machine@ gnumach.new/i386/include/mach/CVS: Entries Repository Root gnumach.new/i386/include/mach/i386: CVS/ boolean.h cthreads.h exception.h kern_return.h mach_i386.defs mach_i386_types.h machine_types.defs rpc.h syscall_sw.h thread_status.h vm_param.h vm_types.h gnumach.new/i386/include/mach/i386/CVS: Entries Repository Root gnumach.new/i386/intel: CVS/ pmap.c pmap.h read_fault.c gnumach.new/i386/intel/CVS: Entries Repository Root
