Index: trunk/minix/kernel/system/.depend =================================================================== --- trunk/minix/kernel/system/.depend (revision 9) +++ (revision ) @@ -1,966 +1,0 @@ - -do_abort.o: ../config.h -do_abort.o: ../const.h -do_abort.o: ../debug.h -do_abort.o: ../glo.h -do_abort.o: ../ipc.h -do_abort.o: ../kernel.h -do_abort.o: ../priv.h -do_abort.o: ../proc.h -do_abort.o: ../protect.h -do_abort.o: ../proto.h -do_abort.o: ../system.h -do_abort.o: ../type.h -do_abort.o: /usr/include/ansi.h -do_abort.o: /usr/include/errno.h -do_abort.o: /usr/include/ibm/bios.h -do_abort.o: /usr/include/ibm/cpu.h -do_abort.o: /usr/include/ibm/interrupt.h -do_abort.o: /usr/include/ibm/portio.h -do_abort.o: /usr/include/ibm/ports.h -do_abort.o: /usr/include/limits.h -do_abort.o: /usr/include/minix/com.h -do_abort.o: /usr/include/minix/config.h -do_abort.o: /usr/include/minix/const.h -do_abort.o: /usr/include/minix/ipc.h -do_abort.o: /usr/include/minix/sys_config.h -do_abort.o: /usr/include/minix/type.h -do_abort.o: /usr/include/sys/dir.h -do_abort.o: /usr/include/sys/types.h -do_abort.o: /usr/include/timers.h -do_abort.o: /usr/include/unistd.h -do_abort.o: do_abort.c - -do_copy.o: ../config.h -do_copy.o: ../const.h -do_copy.o: ../debug.h -do_copy.o: ../glo.h -do_copy.o: ../ipc.h -do_copy.o: ../kernel.h -do_copy.o: ../priv.h -do_copy.o: ../proc.h -do_copy.o: ../protect.h -do_copy.o: ../proto.h -do_copy.o: ../system.h -do_copy.o: ../type.h -do_copy.o: /usr/include/ansi.h -do_copy.o: /usr/include/errno.h -do_copy.o: /usr/include/ibm/bios.h -do_copy.o: /usr/include/ibm/cpu.h -do_copy.o: /usr/include/ibm/interrupt.h -do_copy.o: /usr/include/ibm/portio.h -do_copy.o: /usr/include/ibm/ports.h -do_copy.o: /usr/include/limits.h -do_copy.o: /usr/include/minix/com.h -do_copy.o: /usr/include/minix/config.h -do_copy.o: /usr/include/minix/const.h -do_copy.o: /usr/include/minix/ipc.h -do_copy.o: /usr/include/minix/sys_config.h -do_copy.o: /usr/include/minix/type.h -do_copy.o: /usr/include/sys/dir.h -do_copy.o: /usr/include/sys/types.h -do_copy.o: /usr/include/timers.h -do_copy.o: do_copy.c - -do_devio.o: ../config.h -do_devio.o: ../const.h -do_devio.o: ../debug.h -do_devio.o: ../glo.h -do_devio.o: ../ipc.h -do_devio.o: ../kernel.h -do_devio.o: ../priv.h -do_devio.o: ../proc.h -do_devio.o: ../protect.h -do_devio.o: ../proto.h -do_devio.o: ../system.h -do_devio.o: ../type.h -do_devio.o: /usr/include/ansi.h -do_devio.o: /usr/include/errno.h -do_devio.o: /usr/include/ibm/bios.h -do_devio.o: /usr/include/ibm/cpu.h -do_devio.o: /usr/include/ibm/interrupt.h -do_devio.o: /usr/include/ibm/portio.h -do_devio.o: /usr/include/ibm/ports.h -do_devio.o: /usr/include/limits.h -do_devio.o: /usr/include/minix/com.h -do_devio.o: /usr/include/minix/config.h -do_devio.o: /usr/include/minix/const.h -do_devio.o: /usr/include/minix/devio.h -do_devio.o: /usr/include/minix/endpoint.h -do_devio.o: /usr/include/minix/ipc.h -do_devio.o: /usr/include/minix/sys_config.h -do_devio.o: /usr/include/minix/type.h -do_devio.o: /usr/include/sys/dir.h -do_devio.o: /usr/include/sys/types.h -do_devio.o: /usr/include/timers.h -do_devio.o: do_devio.c - -do_endksig.o: ../config.h -do_endksig.o: ../const.h -do_endksig.o: ../debug.h -do_endksig.o: ../glo.h -do_endksig.o: ../ipc.h -do_endksig.o: ../kernel.h -do_endksig.o: ../priv.h -do_endksig.o: ../proc.h -do_endksig.o: ../protect.h -do_endksig.o: ../proto.h -do_endksig.o: ../system.h -do_endksig.o: ../type.h -do_endksig.o: /usr/include/ansi.h -do_endksig.o: /usr/include/errno.h -do_endksig.o: /usr/include/ibm/bios.h -do_endksig.o: /usr/include/ibm/cpu.h -do_endksig.o: /usr/include/ibm/interrupt.h -do_endksig.o: /usr/include/ibm/portio.h -do_endksig.o: /usr/include/ibm/ports.h -do_endksig.o: /usr/include/limits.h -do_endksig.o: /usr/include/minix/com.h -do_endksig.o: /usr/include/minix/config.h -do_endksig.o: /usr/include/minix/const.h -do_endksig.o: /usr/include/minix/ipc.h -do_endksig.o: /usr/include/minix/sys_config.h -do_endksig.o: /usr/include/minix/type.h -do_endksig.o: /usr/include/signal.h -do_endksig.o: /usr/include/sys/dir.h -do_endksig.o: /usr/include/sys/sigcontext.h -do_endksig.o: /usr/include/sys/types.h -do_endksig.o: /usr/include/timers.h -do_endksig.o: do_endksig.c - -do_exec.o: ../config.h -do_exec.o: ../const.h -do_exec.o: ../debug.h -do_exec.o: ../glo.h -do_exec.o: ../ipc.h -do_exec.o: ../kernel.h -do_exec.o: ../priv.h -do_exec.o: ../proc.h -do_exec.o: ../protect.h -do_exec.o: ../proto.h -do_exec.o: ../system.h -do_exec.o: ../type.h -do_exec.o: /usr/include/ansi.h -do_exec.o: /usr/include/errno.h -do_exec.o: /usr/include/ibm/bios.h -do_exec.o: /usr/include/ibm/cpu.h -do_exec.o: /usr/include/ibm/interrupt.h -do_exec.o: /usr/include/ibm/portio.h -do_exec.o: /usr/include/ibm/ports.h -do_exec.o: /usr/include/limits.h -do_exec.o: /usr/include/minix/com.h -do_exec.o: /usr/include/minix/config.h -do_exec.o: /usr/include/minix/const.h -do_exec.o: /usr/include/minix/endpoint.h -do_exec.o: /usr/include/minix/ipc.h -do_exec.o: /usr/include/minix/sys_config.h -do_exec.o: /usr/include/minix/type.h -do_exec.o: /usr/include/signal.h -do_exec.o: /usr/include/string.h -do_exec.o: /usr/include/sys/dir.h -do_exec.o: /usr/include/sys/types.h -do_exec.o: /usr/include/timers.h -do_exec.o: do_exec.c - -do_exit.o: ../config.h -do_exit.o: ../const.h -do_exit.o: ../debug.h -do_exit.o: ../glo.h -do_exit.o: ../ipc.h -do_exit.o: ../kernel.h -do_exit.o: ../priv.h -do_exit.o: ../proc.h -do_exit.o: ../protect.h -do_exit.o: ../proto.h -do_exit.o: ../system.h -do_exit.o: ../type.h -do_exit.o: /usr/include/ansi.h -do_exit.o: /usr/include/errno.h -do_exit.o: /usr/include/ibm/bios.h -do_exit.o: /usr/include/ibm/cpu.h -do_exit.o: /usr/include/ibm/interrupt.h -do_exit.o: /usr/include/ibm/portio.h -do_exit.o: /usr/include/ibm/ports.h -do_exit.o: /usr/include/limits.h -do_exit.o: /usr/include/minix/com.h -do_exit.o: /usr/include/minix/config.h -do_exit.o: /usr/include/minix/const.h -do_exit.o: /usr/include/minix/endpoint.h -do_exit.o: /usr/include/minix/ipc.h -do_exit.o: /usr/include/minix/sys_config.h -do_exit.o: /usr/include/minix/type.h -do_exit.o: /usr/include/sys/dir.h -do_exit.o: /usr/include/sys/types.h -do_exit.o: /usr/include/timers.h -do_exit.o: do_exit.c - -do_fork.o: ../config.h -do_fork.o: ../const.h -do_fork.o: ../debug.h -do_fork.o: ../glo.h -do_fork.o: ../ipc.h -do_fork.o: ../kernel.h -do_fork.o: ../priv.h -do_fork.o: ../proc.h -do_fork.o: ../protect.h -do_fork.o: ../proto.h -do_fork.o: ../system.h -do_fork.o: ../type.h -do_fork.o: /usr/include/ansi.h -do_fork.o: /usr/include/errno.h -do_fork.o: /usr/include/ibm/bios.h -do_fork.o: /usr/include/ibm/cpu.h -do_fork.o: /usr/include/ibm/interrupt.h -do_fork.o: /usr/include/ibm/portio.h -do_fork.o: /usr/include/ibm/ports.h -do_fork.o: /usr/include/limits.h -do_fork.o: /usr/include/minix/com.h -do_fork.o: /usr/include/minix/config.h -do_fork.o: /usr/include/minix/const.h -do_fork.o: /usr/include/minix/endpoint.h -do_fork.o: /usr/include/minix/ipc.h -do_fork.o: /usr/include/minix/sys_config.h -do_fork.o: /usr/include/minix/type.h -do_fork.o: /usr/include/signal.h -do_fork.o: /usr/include/sys/dir.h -do_fork.o: /usr/include/sys/types.h -do_fork.o: /usr/include/timers.h -do_fork.o: do_fork.c - -do_getinfo.o: ../config.h -do_getinfo.o: ../const.h -do_getinfo.o: ../debug.h -do_getinfo.o: ../glo.h -do_getinfo.o: ../ipc.h -do_getinfo.o: ../kernel.h -do_getinfo.o: ../priv.h -do_getinfo.o: ../proc.h -do_getinfo.o: ../protect.h -do_getinfo.o: ../proto.h -do_getinfo.o: ../system.h -do_getinfo.o: ../type.h -do_getinfo.o: /usr/include/ansi.h -do_getinfo.o: /usr/include/errno.h -do_getinfo.o: /usr/include/ibm/bios.h -do_getinfo.o: /usr/include/ibm/cpu.h -do_getinfo.o: /usr/include/ibm/interrupt.h -do_getinfo.o: /usr/include/ibm/portio.h -do_getinfo.o: /usr/include/ibm/ports.h -do_getinfo.o: /usr/include/limits.h -do_getinfo.o: /usr/include/minix/com.h -do_getinfo.o: /usr/include/minix/config.h -do_getinfo.o: /usr/include/minix/const.h -do_getinfo.o: /usr/include/minix/ipc.h -do_getinfo.o: /usr/include/minix/sys_config.h -do_getinfo.o: /usr/include/minix/type.h -do_getinfo.o: /usr/include/sys/dir.h -do_getinfo.o: /usr/include/sys/types.h -do_getinfo.o: /usr/include/timers.h -do_getinfo.o: do_getinfo.c - -do_getksig.o: ../config.h -do_getksig.o: ../const.h -do_getksig.o: ../debug.h -do_getksig.o: ../glo.h -do_getksig.o: ../ipc.h -do_getksig.o: ../kernel.h -do_getksig.o: ../priv.h -do_getksig.o: ../proc.h -do_getksig.o: ../protect.h -do_getksig.o: ../proto.h -do_getksig.o: ../system.h -do_getksig.o: ../type.h -do_getksig.o: /usr/include/ansi.h -do_getksig.o: /usr/include/errno.h -do_getksig.o: /usr/include/ibm/bios.h -do_getksig.o: /usr/include/ibm/cpu.h -do_getksig.o: /usr/include/ibm/interrupt.h -do_getksig.o: /usr/include/ibm/portio.h -do_getksig.o: /usr/include/ibm/ports.h -do_getksig.o: /usr/include/limits.h -do_getksig.o: /usr/include/minix/com.h -do_getksig.o: /usr/include/minix/config.h -do_getksig.o: /usr/include/minix/const.h -do_getksig.o: /usr/include/minix/endpoint.h -do_getksig.o: /usr/include/minix/ipc.h -do_getksig.o: /usr/include/minix/sys_config.h -do_getksig.o: /usr/include/minix/type.h -do_getksig.o: /usr/include/signal.h -do_getksig.o: /usr/include/sys/dir.h -do_getksig.o: /usr/include/sys/sigcontext.h -do_getksig.o: /usr/include/sys/types.h -do_getksig.o: /usr/include/timers.h -do_getksig.o: do_getksig.c - -do_int86.o: ../config.h -do_int86.o: ../const.h -do_int86.o: ../debug.h -do_int86.o: ../glo.h -do_int86.o: ../ipc.h -do_int86.o: ../kernel.h -do_int86.o: ../priv.h -do_int86.o: ../proc.h -do_int86.o: ../protect.h -do_int86.o: ../proto.h -do_int86.o: ../system.h -do_int86.o: ../type.h -do_int86.o: /usr/include/ansi.h -do_int86.o: /usr/include/errno.h -do_int86.o: /usr/include/ibm/bios.h -do_int86.o: /usr/include/ibm/cpu.h -do_int86.o: /usr/include/ibm/int86.h -do_int86.o: /usr/include/ibm/interrupt.h -do_int86.o: /usr/include/ibm/portio.h -do_int86.o: /usr/include/ibm/ports.h -do_int86.o: /usr/include/limits.h -do_int86.o: /usr/include/minix/com.h -do_int86.o: /usr/include/minix/config.h -do_int86.o: /usr/include/minix/const.h -do_int86.o: /usr/include/minix/endpoint.h -do_int86.o: /usr/include/minix/ipc.h -do_int86.o: /usr/include/minix/sys_config.h -do_int86.o: /usr/include/minix/type.h -do_int86.o: /usr/include/sys/dir.h -do_int86.o: /usr/include/sys/types.h -do_int86.o: /usr/include/timers.h -do_int86.o: do_int86.c - -do_iopenable.o: ../config.h -do_iopenable.o: ../const.h -do_iopenable.o: ../debug.h -do_iopenable.o: ../glo.h -do_iopenable.o: ../ipc.h -do_iopenable.o: ../kernel.h -do_iopenable.o: ../priv.h -do_iopenable.o: ../proc.h -do_iopenable.o: ../protect.h -do_iopenable.o: ../proto.h -do_iopenable.o: ../system.h -do_iopenable.o: ../type.h -do_iopenable.o: /usr/include/ansi.h -do_iopenable.o: /usr/include/errno.h -do_iopenable.o: /usr/include/ibm/bios.h -do_iopenable.o: /usr/include/ibm/cpu.h -do_iopenable.o: /usr/include/ibm/interrupt.h -do_iopenable.o: /usr/include/ibm/portio.h -do_iopenable.o: /usr/include/ibm/ports.h -do_iopenable.o: /usr/include/limits.h -do_iopenable.o: /usr/include/minix/com.h -do_iopenable.o: /usr/include/minix/config.h -do_iopenable.o: /usr/include/minix/const.h -do_iopenable.o: /usr/include/minix/ipc.h -do_iopenable.o: /usr/include/minix/sys_config.h -do_iopenable.o: /usr/include/minix/type.h -do_iopenable.o: /usr/include/sys/dir.h -do_iopenable.o: /usr/include/sys/types.h -do_iopenable.o: /usr/include/timers.h -do_iopenable.o: do_iopenable.c - -do_irqctl.o: ../config.h -do_irqctl.o: ../const.h -do_irqctl.o: ../debug.h -do_irqctl.o: ../glo.h -do_irqctl.o: ../ipc.h -do_irqctl.o: ../kernel.h -do_irqctl.o: ../priv.h -do_irqctl.o: ../proc.h -do_irqctl.o: ../protect.h -do_irqctl.o: ../proto.h -do_irqctl.o: ../system.h -do_irqctl.o: ../type.h -do_irqctl.o: /usr/include/ansi.h -do_irqctl.o: /usr/include/errno.h -do_irqctl.o: /usr/include/ibm/bios.h -do_irqctl.o: /usr/include/ibm/cpu.h -do_irqctl.o: /usr/include/ibm/interrupt.h -do_irqctl.o: /usr/include/ibm/portio.h -do_irqctl.o: /usr/include/ibm/ports.h -do_irqctl.o: /usr/include/limits.h -do_irqctl.o: /usr/include/minix/com.h -do_irqctl.o: /usr/include/minix/config.h -do_irqctl.o: /usr/include/minix/const.h -do_irqctl.o: /usr/include/minix/endpoint.h -do_irqctl.o: /usr/include/minix/ipc.h -do_irqctl.o: /usr/include/minix/sys_config.h -do_irqctl.o: /usr/include/minix/type.h -do_irqctl.o: /usr/include/sys/dir.h -do_irqctl.o: /usr/include/sys/types.h -do_irqctl.o: /usr/include/timers.h -do_irqctl.o: do_irqctl.c - 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-do_umap.o: ../config.h -do_umap.o: ../const.h -do_umap.o: ../debug.h -do_umap.o: ../glo.h -do_umap.o: ../ipc.h -do_umap.o: ../kernel.h -do_umap.o: ../priv.h -do_umap.o: ../proc.h -do_umap.o: ../protect.h -do_umap.o: ../proto.h -do_umap.o: ../system.h -do_umap.o: ../type.h -do_umap.o: /usr/include/ansi.h -do_umap.o: /usr/include/errno.h -do_umap.o: /usr/include/ibm/bios.h -do_umap.o: /usr/include/ibm/cpu.h -do_umap.o: /usr/include/ibm/interrupt.h -do_umap.o: /usr/include/ibm/portio.h -do_umap.o: /usr/include/ibm/ports.h -do_umap.o: /usr/include/limits.h -do_umap.o: /usr/include/minix/com.h -do_umap.o: /usr/include/minix/config.h -do_umap.o: /usr/include/minix/const.h -do_umap.o: /usr/include/minix/ipc.h -do_umap.o: /usr/include/minix/sys_config.h -do_umap.o: /usr/include/minix/type.h -do_umap.o: /usr/include/sys/dir.h -do_umap.o: /usr/include/sys/types.h -do_umap.o: /usr/include/timers.h -do_umap.o: do_umap.c - -do_unused.o: ../config.h -do_unused.o: ../const.h -do_unused.o: ../debug.h -do_unused.o: ../glo.h -do_unused.o: ../ipc.h -do_unused.o: ../kernel.h -do_unused.o: ../priv.h -do_unused.o: ../proc.h -do_unused.o: ../protect.h -do_unused.o: ../proto.h -do_unused.o: ../system.h -do_unused.o: ../type.h -do_unused.o: /usr/include/ansi.h -do_unused.o: /usr/include/errno.h -do_unused.o: /usr/include/ibm/bios.h -do_unused.o: /usr/include/ibm/cpu.h -do_unused.o: /usr/include/ibm/interrupt.h -do_unused.o: /usr/include/ibm/portio.h -do_unused.o: /usr/include/ibm/ports.h -do_unused.o: /usr/include/limits.h -do_unused.o: /usr/include/minix/com.h -do_unused.o: /usr/include/minix/config.h -do_unused.o: /usr/include/minix/const.h -do_unused.o: /usr/include/minix/ipc.h -do_unused.o: /usr/include/minix/sys_config.h -do_unused.o: /usr/include/minix/type.h -do_unused.o: /usr/include/sys/dir.h -do_unused.o: /usr/include/sys/types.h -do_unused.o: /usr/include/timers.h -do_unused.o: do_unused.c - -do_vcopy.o: ../config.h -do_vcopy.o: ../const.h -do_vcopy.o: ../debug.h -do_vcopy.o: ../glo.h -do_vcopy.o: ../ipc.h -do_vcopy.o: ../kernel.h -do_vcopy.o: ../priv.h -do_vcopy.o: ../proc.h -do_vcopy.o: ../protect.h -do_vcopy.o: ../proto.h -do_vcopy.o: ../system.h -do_vcopy.o: ../type.h -do_vcopy.o: /usr/include/ansi.h -do_vcopy.o: /usr/include/errno.h -do_vcopy.o: /usr/include/ibm/bios.h -do_vcopy.o: /usr/include/ibm/cpu.h -do_vcopy.o: /usr/include/ibm/interrupt.h -do_vcopy.o: /usr/include/ibm/portio.h -do_vcopy.o: /usr/include/ibm/ports.h -do_vcopy.o: /usr/include/limits.h -do_vcopy.o: /usr/include/minix/com.h -do_vcopy.o: /usr/include/minix/config.h -do_vcopy.o: /usr/include/minix/const.h -do_vcopy.o: /usr/include/minix/ipc.h -do_vcopy.o: /usr/include/minix/sys_config.h -do_vcopy.o: /usr/include/minix/type.h -do_vcopy.o: /usr/include/sys/dir.h -do_vcopy.o: /usr/include/sys/types.h -do_vcopy.o: /usr/include/timers.h -do_vcopy.o: do_vcopy.c - -do_vdevio.o: ../config.h -do_vdevio.o: ../const.h -do_vdevio.o: ../debug.h -do_vdevio.o: ../glo.h -do_vdevio.o: ../ipc.h -do_vdevio.o: ../kernel.h -do_vdevio.o: ../priv.h -do_vdevio.o: ../proc.h -do_vdevio.o: ../protect.h -do_vdevio.o: ../proto.h -do_vdevio.o: ../system.h -do_vdevio.o: ../type.h -do_vdevio.o: /usr/include/ansi.h -do_vdevio.o: /usr/include/errno.h -do_vdevio.o: /usr/include/ibm/bios.h -do_vdevio.o: /usr/include/ibm/cpu.h -do_vdevio.o: /usr/include/ibm/interrupt.h -do_vdevio.o: /usr/include/ibm/portio.h -do_vdevio.o: /usr/include/ibm/ports.h -do_vdevio.o: /usr/include/limits.h -do_vdevio.o: /usr/include/minix/com.h -do_vdevio.o: /usr/include/minix/config.h -do_vdevio.o: /usr/include/minix/const.h -do_vdevio.o: /usr/include/minix/devio.h -do_vdevio.o: /usr/include/minix/endpoint.h -do_vdevio.o: /usr/include/minix/ipc.h -do_vdevio.o: /usr/include/minix/sys_config.h -do_vdevio.o: /usr/include/minix/type.h -do_vdevio.o: /usr/include/sys/dir.h -do_vdevio.o: /usr/include/sys/types.h -do_vdevio.o: /usr/include/timers.h -do_vdevio.o: do_vdevio.c - -do_vm.o: ../config.h -do_vm.o: ../const.h -do_vm.o: ../debug.h -do_vm.o: ../glo.h -do_vm.o: ../ipc.h -do_vm.o: ../kernel.h -do_vm.o: ../priv.h -do_vm.o: ../proc.h -do_vm.o: ../protect.h -do_vm.o: ../proto.h -do_vm.o: ../system.h -do_vm.o: ../type.h -do_vm.o: /usr/include/ansi.h -do_vm.o: /usr/include/errno.h -do_vm.o: /usr/include/ibm/bios.h -do_vm.o: /usr/include/ibm/cpu.h -do_vm.o: /usr/include/ibm/interrupt.h -do_vm.o: /usr/include/ibm/portio.h -do_vm.o: /usr/include/ibm/ports.h -do_vm.o: /usr/include/limits.h -do_vm.o: /usr/include/minix/com.h -do_vm.o: /usr/include/minix/config.h -do_vm.o: /usr/include/minix/const.h -do_vm.o: /usr/include/minix/ipc.h -do_vm.o: /usr/include/minix/sys_config.h -do_vm.o: /usr/include/minix/type.h -do_vm.o: /usr/include/sys/dir.h -do_vm.o: /usr/include/sys/types.h -do_vm.o: /usr/include/sys/vm.h -do_vm.o: /usr/include/timers.h -do_vm.o: do_vm.c - -do_vm_setbuf.o: ../config.h -do_vm_setbuf.o: ../const.h -do_vm_setbuf.o: ../debug.h -do_vm_setbuf.o: ../glo.h -do_vm_setbuf.o: ../ipc.h -do_vm_setbuf.o: ../kernel.h -do_vm_setbuf.o: ../priv.h -do_vm_setbuf.o: ../proc.h -do_vm_setbuf.o: ../protect.h -do_vm_setbuf.o: ../proto.h -do_vm_setbuf.o: ../system.h -do_vm_setbuf.o: ../type.h -do_vm_setbuf.o: /usr/include/ansi.h -do_vm_setbuf.o: /usr/include/errno.h -do_vm_setbuf.o: /usr/include/ibm/bios.h -do_vm_setbuf.o: /usr/include/ibm/cpu.h -do_vm_setbuf.o: /usr/include/ibm/interrupt.h -do_vm_setbuf.o: /usr/include/ibm/portio.h -do_vm_setbuf.o: /usr/include/ibm/ports.h -do_vm_setbuf.o: /usr/include/limits.h -do_vm_setbuf.o: /usr/include/minix/com.h -do_vm_setbuf.o: /usr/include/minix/config.h -do_vm_setbuf.o: /usr/include/minix/const.h -do_vm_setbuf.o: /usr/include/minix/ipc.h -do_vm_setbuf.o: /usr/include/minix/sys_config.h -do_vm_setbuf.o: /usr/include/minix/type.h -do_vm_setbuf.o: /usr/include/sys/dir.h -do_vm_setbuf.o: /usr/include/sys/types.h -do_vm_setbuf.o: /usr/include/timers.h -do_vm_setbuf.o: do_vm_setbuf.c Index: trunk/minix/kernel/system/Makefile =================================================================== --- trunk/minix/kernel/system/Makefile (revision 9) +++ (revision ) @@ -1,153 +1,0 @@ -# Makefile for system library implementation - -# Directories -u = /usr -i = $u/include - -# Programs, flags, etc. -CC = exec cc $(CFLAGS) -c -CPP = $l/cpp -LD = $(CC) -.o -CFLAGS = -I$i -LDFLAGS = -i - -SYSTEM = ../system.a - -# What to make. -all build install: $(SYSTEM) - -OBJECTS = \ - $(SYSTEM)(do_unused.o) \ - $(SYSTEM)(do_fork.o) \ - $(SYSTEM)(do_exec.o) \ - $(SYSTEM)(do_newmap.o) \ - $(SYSTEM)(do_exit.o) \ - $(SYSTEM)(do_trace.o) \ - $(SYSTEM)(do_nice.o) \ - $(SYSTEM)(do_times.o) \ - $(SYSTEM)(do_setalarm.o) \ - $(SYSTEM)(do_irqctl.o) \ - $(SYSTEM)(do_devio.o) \ - $(SYSTEM)(do_vdevio.o) \ - $(SYSTEM)(do_int86.o) \ - $(SYSTEM)(do_sdevio.o) \ - $(SYSTEM)(do_copy.o) \ - $(SYSTEM)(do_vcopy.o) \ - $(SYSTEM)(do_umap.o) \ - $(SYSTEM)(do_memset.o) \ - $(SYSTEM)(do_privctl.o) \ - $(SYSTEM)(do_segctl.o) \ - $(SYSTEM)(do_getksig.o) \ - $(SYSTEM)(do_endksig.o) \ - $(SYSTEM)(do_kill.o) \ - $(SYSTEM)(do_sigsend.o) \ - $(SYSTEM)(do_sigreturn.o) \ - $(SYSTEM)(do_abort.o) \ - $(SYSTEM)(do_getinfo.o) \ - $(SYSTEM)(do_iopenable.o) \ - $(SYSTEM)(do_vm.o) \ - $(SYSTEM)(do_vm_setbuf.o) \ - -$(SYSTEM): $(OBJECTS) - aal cr $@ *.o - -clean: - rm -f $(SYSTEM) *.o *~ *.bak - -depend: - /usr/bin/mkdep "$(CC) -E $(CPPFLAGS)" *.c > .depend - -# Include generated dependencies. -include .depend - - -$(SYSTEM)(do_unused.o): do_unused.c - $(CC) do_unused.c - -$(SYSTEM)(do_fork.o): do_fork.c - $(CC) do_fork.c - -$(SYSTEM)(do_exec.o): do_exec.c - $(CC) do_exec.c - -$(SYSTEM)(do_newmap.o): do_newmap.c - $(CC) do_newmap.c - -$(SYSTEM)(do_exit.o): do_exit.c - $(CC) do_exit.c - -$(SYSTEM)(do_trace.o): do_trace.c - $(CC) do_trace.c - -$(SYSTEM)(do_nice.o): do_nice.c - $(CC) do_nice.c - -$(SYSTEM)(do_times.o): do_times.c - $(CC) do_times.c - -$(SYSTEM)(do_setalarm.o): do_setalarm.c - $(CC) do_setalarm.c - -$(SYSTEM)(do_irqctl.o): do_irqctl.c - $(CC) do_irqctl.c - -$(SYSTEM)(do_devio.o): do_devio.c - $(CC) do_devio.c - -$(SYSTEM)(do_sdevio.o): do_sdevio.c - $(CC) do_sdevio.c - -$(SYSTEM)(do_vdevio.o): do_vdevio.c - $(CC) do_vdevio.c - -$(SYSTEM)(do_int86.o): do_int86.c - $(CC) do_int86.c - -$(SYSTEM)(do_copy.o): do_copy.c - $(CC) do_copy.c - -$(SYSTEM)(do_vcopy.o): do_vcopy.c - $(CC) do_vcopy.c - -$(SYSTEM)(do_umap.o): do_umap.c - $(CC) do_umap.c - -$(SYSTEM)(do_memset.o): do_memset.c - $(CC) do_memset.c - -$(SYSTEM)(do_getksig.o): do_getksig.c - $(CC) do_getksig.c - -$(SYSTEM)(do_endksig.o): do_endksig.c - $(CC) do_endksig.c - -$(SYSTEM)(do_kill.o): do_kill.c - $(CC) do_kill.c - -$(SYSTEM)(do_sigsend.o): do_sigsend.c - $(CC) do_sigsend.c - -$(SYSTEM)(do_sigreturn.o): do_sigreturn.c - $(CC) do_sigreturn.c - -$(SYSTEM)(do_getinfo.o): do_getinfo.c - $(CC) do_getinfo.c - -$(SYSTEM)(do_abort.o): do_abort.c - $(CC) do_abort.c - -$(SYSTEM)(do_privctl.o): do_privctl.c - $(CC) do_privctl.c - -$(SYSTEM)(do_segctl.o): do_segctl.c - $(CC) do_segctl.c - -$(SYSTEM)(do_iopenable.o): do_iopenable.c - $(CC) do_iopenable.c - -$(SYSTEM)(do_vm.o): do_vm.o -do_vm.o: do_vm.c - $(CC) do_vm.c - -$(SYSTEM)(do_vm_setbuf.o): do_vm_setbuf.c - $(CC) do_vm_setbuf.c Index: trunk/minix/kernel/system/do_abort.c =================================================================== --- trunk/minix/kernel/system/do_abort.c (revision 9) +++ (revision ) @@ -1,49 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_ABORT - * - * The parameters for this kernel call are: - * m1_i1: ABRT_HOW (how to abort, possibly fetch monitor params) - * m1_i2: ABRT_MON_PROC (proc nr to get monitor params from) - * m1_i3: ABRT_MON_LEN (length of monitor params) - * m1_p1: ABRT_MON_ADDR (virtual address of params) - */ - -#include "../system.h" -#include - -#if USE_ABORT - -/*===========================================================================* - * do_abort * - *===========================================================================*/ -PUBLIC int do_abort(m_ptr) -message *m_ptr; /* pointer to request message */ -{ -/* Handle sys_abort. MINIX is unable to continue. This can originate e.g. - * in the PM (normal abort or panic) or TTY (after CTRL-ALT-DEL). - */ - int how = m_ptr->ABRT_HOW; - int proc_nr; - int length; - phys_bytes src_phys; - - /* See if the monitor is to run the specified instructions. */ - if (how == RBT_MONITOR) { - - if(!isokendpt(m_ptr->ABRT_MON_ENDPT, &proc_nr)) return(EDEADSRCDST); - length = m_ptr->ABRT_MON_LEN + 1; - if (length > kinfo.params_size) return(E2BIG); - src_phys = numap_local(proc_nr,(vir_bytes)m_ptr->ABRT_MON_ADDR,length); - if (! src_phys) return(EFAULT); - - /* Parameters seem ok, copy them and prepare shutting down. */ - phys_copy(src_phys, kinfo.params_base, (phys_bytes) length); - } - - /* Now prepare to shutdown MINIX. */ - prepare_shutdown(how); - return(OK); /* pro-forma (really EDISASTER) */ -} - -#endif /* USE_ABORT */ - Index: trunk/minix/kernel/system/do_copy.c =================================================================== --- trunk/minix/kernel/system/do_copy.c (revision 9) +++ (revision ) @@ -1,68 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_VIRCOPY, SYS_PHYSCOPY - * - * The parameters for this kernel call are: - * m5_c1: CP_SRC_SPACE source virtual segment - * m5_l1: CP_SRC_ADDR source offset within segment - * m5_i1: CP_SRC_PROC_NR source process number - * m5_c2: CP_DST_SPACE destination virtual segment - * m5_l2: CP_DST_ADDR destination offset within segment - * m5_i2: CP_DST_PROC_NR destination process number - * m5_l3: CP_NR_BYTES number of bytes to copy - */ - -#include "../system.h" -#include - -#if (USE_VIRCOPY || USE_PHYSCOPY) - -/*===========================================================================* - * do_copy * - *===========================================================================*/ -PUBLIC int do_copy(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ -/* Handle sys_vircopy() and sys_physcopy(). Copy data using virtual or - * physical addressing. Although a single handler function is used, there - * are two different kernel calls so that permissions can be checked. - */ - struct vir_addr vir_addr[2]; /* virtual source and destination address */ - phys_bytes bytes; /* number of bytes to copy */ - int i; - - /* Dismember the command message. */ - vir_addr[_SRC_].proc_nr_e = m_ptr->CP_SRC_ENDPT; - vir_addr[_SRC_].segment = m_ptr->CP_SRC_SPACE; - vir_addr[_SRC_].offset = (vir_bytes) m_ptr->CP_SRC_ADDR; - vir_addr[_DST_].proc_nr_e = m_ptr->CP_DST_ENDPT; - vir_addr[_DST_].segment = m_ptr->CP_DST_SPACE; - vir_addr[_DST_].offset = (vir_bytes) m_ptr->CP_DST_ADDR; - bytes = (phys_bytes) m_ptr->CP_NR_BYTES; - - /* Now do some checks for both the source and destination virtual address. - * This is done once for _SRC_, then once for _DST_. - */ - for (i=_SRC_; i<=_DST_; i++) { - int p; - /* Check if process number was given implictly with SELF and is valid. */ - if (vir_addr[i].proc_nr_e == SELF) - vir_addr[i].proc_nr_e = m_ptr->m_source; - if (vir_addr[i].segment != PHYS_SEG && - ! isokendpt(vir_addr[i].proc_nr_e, &p)) - return(EINVAL); - - /* Check if physical addressing is used without SYS_PHYSCOPY. */ - if ((vir_addr[i].segment & PHYS_SEG) && - m_ptr->m_type != SYS_PHYSCOPY) return(EPERM); - } - - /* Check for overflow. This would happen for 64K segments and 16-bit - * vir_bytes. Especially copying by the PM on do_fork() is affected. - */ - if (bytes != (vir_bytes) bytes) return(E2BIG); - - /* Now try to make the actual virtual copy. */ - return( virtual_copy(&vir_addr[_SRC_], &vir_addr[_DST_], bytes) ); -} -#endif /* (USE_VIRCOPY || USE_PHYSCOPY) */ - Index: trunk/minix/kernel/system/do_devio.c =================================================================== --- trunk/minix/kernel/system/do_devio.c (revision 9) +++ (revision ) @@ -1,82 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_DEVIO - * - * The parameters for this kernel call are: - * m2_i3: DIO_REQUEST (request input or output) - * m2_i1: DIO_TYPE (flag indicating byte, word, or long) - * m2_l1: DIO_PORT (port to read/ write) - * m2_l2: DIO_VALUE (value to write/ return value read) - */ - -#include "../system.h" -#include -#include - -#if USE_DEVIO - -/*===========================================================================* - * do_devio * - *===========================================================================*/ -PUBLIC int do_devio(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ - struct proc *rp; - struct priv *privp; - port_t port; - struct io_range *iorp; - int i, size, nr_io_range; - - rp= proc_addr(who_p); - privp= priv(rp); - if (!privp) - { - kprintf("no priv structure!\n"); - goto doit; - } - if (privp->s_flags & CHECK_IO_PORT) - { - switch (m_ptr->DIO_TYPE) - { - case DIO_BYTE: size= 1; break; - case DIO_WORD: size= 2; break; - case DIO_LONG: size= 4; break; - default: size= 4; break; /* Be conservative */ - } - port= m_ptr->DIO_PORT; - nr_io_range= privp->s_nr_io_range; - for (i= 0, iorp= privp->s_io_tab; i= iorp->ior_base && port+size-1 <= iorp->ior_limit) - break; - } - if (i >= nr_io_range) - { - kprintf( - "do_devio: I/O port check failed for proc %d, port 0x%x\n", - m_ptr->m_source, port); - return EPERM; - } - } - -doit: - -/* Process a single I/O request for byte, word, and long values. */ - if (m_ptr->DIO_REQUEST == DIO_INPUT) { - switch (m_ptr->DIO_TYPE) { - case DIO_BYTE: m_ptr->DIO_VALUE = inb(m_ptr->DIO_PORT); break; - case DIO_WORD: m_ptr->DIO_VALUE = inw(m_ptr->DIO_PORT); break; - case DIO_LONG: m_ptr->DIO_VALUE = inl(m_ptr->DIO_PORT); break; - default: return(EINVAL); - } - } else { - switch (m_ptr->DIO_TYPE) { - case DIO_BYTE: outb(m_ptr->DIO_PORT, m_ptr->DIO_VALUE); break; - case DIO_WORD: outw(m_ptr->DIO_PORT, m_ptr->DIO_VALUE); break; - case DIO_LONG: outl(m_ptr->DIO_PORT, m_ptr->DIO_VALUE); break; - default: return(EINVAL); - } - } - return(OK); -} - -#endif /* USE_DEVIO */ Index: trunk/minix/kernel/system/do_endksig.c =================================================================== --- trunk/minix/kernel/system/do_endksig.c (revision 9) +++ (revision ) @@ -1,44 +1,0 @@ -/* The kernel call that is implemented in this file: - * m_type: SYS_ENDKSIG - * - * The parameters for this kernel call are: - * m2_i1: SIG_ENDPT # process for which PM is done - */ - -#include "../system.h" -#include -#include - -#if USE_ENDKSIG - -/*===========================================================================* - * do_endksig * - *===========================================================================*/ -PUBLIC int do_endksig(m_ptr) -message *m_ptr; /* pointer to request message */ -{ -/* Finish up after a kernel type signal, caused by a SYS_KILL message or a - * call to cause_sig by a task. This is called by the PM after processing a - * signal it got with SYS_GETKSIG. - */ - register struct proc *rp; - int proc; - - /* Get process pointer and verify that it had signals pending. If the - * process is already dead its flags will be reset. - */ - if(!isokendpt(m_ptr->SIG_ENDPT, &proc)) - return EINVAL; - - rp = proc_addr(proc); - if (! (rp->p_rts_flags & SIG_PENDING)) return(EINVAL); - - /* PM has finished one kernel signal. Perhaps process is ready now? */ - if (! (rp->p_rts_flags & SIGNALED)) /* new signal arrived */ - if ((rp->p_rts_flags &= ~SIG_PENDING)==0) /* remove pending flag */ - lock_enqueue(rp); /* ready if no flags */ - return(OK); -} - -#endif /* USE_ENDKSIG */ - Index: trunk/minix/kernel/system/do_exec.c =================================================================== --- trunk/minix/kernel/system/do_exec.c (revision 9) +++ (revision ) @@ -1,63 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_EXEC - * - * The parameters for this kernel call are: - * m1_i1: PR_ENDPT (process that did exec call) - * m1_p1: PR_STACK_PTR (new stack pointer) - * m1_p2: PR_NAME_PTR (pointer to program name) - * m1_p3: PR_IP_PTR (new instruction pointer) - */ -#include "../system.h" -#include -#include -#include - -#if USE_EXEC - -/*===========================================================================* - * do_exec * - *===========================================================================*/ -PUBLIC int do_exec(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ -/* Handle sys_exec(). A process has done a successful EXEC. Patch it up. */ - register struct proc *rp; - reg_t sp; /* new sp */ - phys_bytes phys_name; - char *np; - int proc; - - if(!isokendpt(m_ptr->PR_ENDPT, &proc)) - return EINVAL; - - rp = proc_addr(proc); - sp = (reg_t) m_ptr->PR_STACK_PTR; - rp->p_reg.sp = sp; /* set the stack pointer */ -#if (CHIP == M68000) - rp->p_splow = sp; /* set the stack pointer low water */ -#ifdef FPP - /* Initialize fpp for this process */ - fpp_new_state(rp); -#endif -#endif -#if (CHIP == INTEL) /* wipe extra LDT entries */ - phys_memset(vir2phys(&rp->p_ldt[EXTRA_LDT_INDEX]), 0, - (LDT_SIZE - EXTRA_LDT_INDEX) * sizeof(rp->p_ldt[0])); -#endif - rp->p_reg.pc = (reg_t) m_ptr->PR_IP_PTR; /* set pc */ - rp->p_rts_flags &= ~RECEIVING; /* PM does not reply to EXEC call */ - if (rp->p_rts_flags == 0) lock_enqueue(rp); - /* Save command name for debugging, ps(1) output, etc. */ - phys_name = numap_local(who_p, (vir_bytes) m_ptr->PR_NAME_PTR, - (vir_bytes) P_NAME_LEN - 1); - if (phys_name != 0) { - phys_copy(phys_name, vir2phys(rp->p_name), (phys_bytes) P_NAME_LEN - 1); - for (np = rp->p_name; (*np & BYTE) >= ' '; np++) {} - *np = 0; /* mark end */ - } else { - strncpy(rp->p_name, "", P_NAME_LEN); - } - return(OK); -} -#endif /* USE_EXEC */ - Index: trunk/minix/kernel/system/do_exit.c =================================================================== --- trunk/minix/kernel/system/do_exit.c (revision 9) +++ (revision ) @@ -1,93 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_EXIT - * - * The parameters for this kernel call are: - * m1_i1: PR_ENDPT (slot number of exiting process) - */ - -#include "../system.h" - -#include - -#if USE_EXIT - -FORWARD _PROTOTYPE( void clear_proc, (register struct proc *rc)); - -/*===========================================================================* - * do_exit * - *===========================================================================*/ -PUBLIC int do_exit(m_ptr) -message *m_ptr; /* pointer to request message */ -{ -/* Handle sys_exit. A user process has exited or a system process requests - * to exit. Only the PM can request other process slots to be cleared. - * The routine to clean up a process table slot cancels outstanding timers, - * possibly removes the process from the message queues, and resets certain - * process table fields to the default values. - */ - int exit_e; - - /* Determine what process exited. User processes are handled here. */ - if (PM_PROC_NR == who_p) { - if (m_ptr->PR_ENDPT != SELF) { /* PM tries to exit self */ - if(!isokendpt(m_ptr->PR_ENDPT, &exit_e)) /* get exiting process */ - return EINVAL; - clear_proc(proc_addr(exit_e)); /* exit a user process */ - return(OK); /* report back to PM */ - } - } - - /* The PM or some other system process requested to be exited. */ - clear_proc(proc_addr(who_p)); - return(EDONTREPLY); -} - -/*===========================================================================* - * clear_proc * - *===========================================================================*/ -PRIVATE void clear_proc(rc) -register struct proc *rc; /* slot of process to clean up */ -{ - register struct proc *rp; /* iterate over process table */ - register struct proc **xpp; /* iterate over caller queue */ - int i; - int sys_id; - char saved_rts_flags; - - /* Don't clear if already cleared. */ - if(isemptyp(rc)) return; - - /* Remove the process' ability to send and receive messages */ - clear_endpoint(rc); - - /* Turn off any alarm timers at the clock. */ - reset_timer(&priv(rc)->s_alarm_timer); - - /* Make sure that the exiting process is no longer scheduled. */ - if (rc->p_rts_flags == 0) lock_dequeue(rc); - - /* Check the table with IRQ hooks to see if hooks should be released. */ - for (i=0; i < NR_IRQ_HOOKS; i++) { - int proc; - if (rc->p_endpoint == irq_hooks[i].proc_nr_e) { - rm_irq_handler(&irq_hooks[i]); /* remove interrupt handler */ - irq_hooks[i].proc_nr_e = NONE; /* mark hook as free */ - } - } - - /* Release the process table slot. If this is a system process, also - * release its privilege structure. Further cleanup is not needed at - * this point. All important fields are reinitialized when the - * slots are assigned to another, new process. - */ - saved_rts_flags = rc->p_rts_flags; - rc->p_rts_flags = SLOT_FREE; - if (priv(rc)->s_flags & SYS_PROC) priv(rc)->s_proc_nr = NONE; - - /* Clean up virtual memory */ - if (rc->p_misc_flags & MF_VM) - vm_map_default(rc); -} - -#endif /* USE_EXIT */ - Index: trunk/minix/kernel/system/do_fork.c =================================================================== --- trunk/minix/kernel/system/do_fork.c (revision 9) +++ (revision ) @@ -1,86 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_FORK - * - * The parameters for this kernel call are: - * m1_i1: PR_SLOT (child's process table slot) - * m1_i2: PR_ENDPT (parent, process that forked) - */ - -#include "../system.h" -#include -#if (CHIP == INTEL) -#include "../protect.h" -#endif - -#include - -#if USE_FORK - -/*===========================================================================* - * do_fork * - *===========================================================================*/ -PUBLIC int do_fork(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ -/* Handle sys_fork(). PR_ENDPT has forked. The child is PR_SLOT. */ -#if (CHIP == INTEL) - reg_t old_ldt_sel; -#endif - register struct proc *rpc; /* child process pointer */ - struct proc *rpp; /* parent process pointer */ - int i, gen; - int p_proc; - - if(!isokendpt(m_ptr->PR_ENDPT, &p_proc)) - return EINVAL; - rpp = proc_addr(p_proc); - rpc = proc_addr(m_ptr->PR_SLOT); - if (isemptyp(rpp) || ! isemptyp(rpc)) return(EINVAL); - - /* Copy parent 'proc' struct to child. And reinitialize some fields. */ - gen = _ENDPOINT_G(rpc->p_endpoint); -#if (CHIP == INTEL) - old_ldt_sel = rpc->p_ldt_sel; /* backup local descriptors */ - *rpc = *rpp; /* copy 'proc' struct */ - rpc->p_ldt_sel = old_ldt_sel; /* restore descriptors */ -#else - *rpc = *rpp; /* copy 'proc' struct */ -#endif - if(++gen >= _ENDPOINT_MAX_GENERATION) /* increase generation */ - gen = 1; /* generation number wraparound */ - rpc->p_nr = m_ptr->PR_SLOT; /* this was obliterated by copy */ - rpc->p_endpoint = _ENDPOINT(gen, rpc->p_nr); /* new endpoint of slot */ - - /* Only one in group should have SIGNALED, child doesn't inherit tracing. */ - rpc->p_rts_flags |= NO_MAP; /* inhibit process from running */ - rpc->p_rts_flags &= ~(SIGNALED | SIG_PENDING | P_STOP); - sigemptyset(&rpc->p_pending); - - rpc->p_reg.retreg = 0; /* child sees pid = 0 to know it is child */ - rpc->p_user_time = 0; /* set all the accounting times to 0 */ - rpc->p_sys_time = 0; - - /* Parent and child have to share the quantum that the forked process had, - * so that queued processes do not have to wait longer because of the fork. - * If the time left is odd, the child gets an extra tick. - */ - rpc->p_ticks_left = (rpc->p_ticks_left + 1) / 2; - rpp->p_ticks_left = rpp->p_ticks_left / 2; - - /* If the parent is a privileged process, take away the privileges from the - * child process and inhibit it from running by setting the NO_PRIV flag. - * The caller should explicitely set the new privileges before executing. - */ - if (priv(rpp)->s_flags & SYS_PROC) { - rpc->p_priv = priv_addr(USER_PRIV_ID); - rpc->p_rts_flags |= NO_PRIV; - } - - /* Calculate endpoint identifier, so caller knows what it is. */ - m_ptr->PR_ENDPT = rpc->p_endpoint; - - return(OK); -} - -#endif /* USE_FORK */ - Index: trunk/minix/kernel/system/do_getinfo.c =================================================================== --- trunk/minix/kernel/system/do_getinfo.c (revision 9) +++ (revision ) @@ -1,160 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_GETINFO - * - * The parameters for this kernel call are: - * m1_i3: I_REQUEST (what info to get) - * m1_p1: I_VAL_PTR (where to put it) - * m1_i1: I_VAL_LEN (maximum length expected, optional) - * m1_p2: I_VAL_PTR2 (second, optional pointer) - * m1_i2: I_VAL_LEN2_E (second length or process nr) - */ - -#include "../system.h" - -static unsigned long bios_buf[1024]; /* 4K, what about alignment */ -static vir_bytes bios_buf_vir, bios_buf_len; - -#if USE_GETINFO - -/*===========================================================================* - * do_getinfo * - *===========================================================================*/ -PUBLIC int do_getinfo(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ -/* Request system information to be copied to caller's address space. This - * call simply copies entire data structures to the caller. - */ - size_t length; - phys_bytes src_phys; - phys_bytes dst_phys; - int proc_nr, nr_e, nr; - - /* Set source address and length based on request type. */ - switch (m_ptr->I_REQUEST) { - case GET_MACHINE: { - length = sizeof(struct machine); - src_phys = vir2phys(&machine); - break; - } - case GET_KINFO: { - length = sizeof(struct kinfo); - src_phys = vir2phys(&kinfo); - break; - } - case GET_LOADINFO: { - length = sizeof(struct loadinfo); - src_phys = vir2phys(&kloadinfo); - break; - } - case GET_IMAGE: { - length = sizeof(struct boot_image) * NR_BOOT_PROCS; - src_phys = vir2phys(image); - break; - } - case GET_IRQHOOKS: { - length = sizeof(struct irq_hook) * NR_IRQ_HOOKS; - src_phys = vir2phys(irq_hooks); - break; - } - case GET_SCHEDINFO: { - /* This is slightly complicated because we need two data structures - * at once, otherwise the scheduling information may be incorrect. - * Copy the queue heads and fall through to copy the process table. - */ - length = sizeof(struct proc *) * NR_SCHED_QUEUES; - src_phys = vir2phys(rdy_head); - okendpt(m_ptr->m_source, &proc_nr); - dst_phys = numap_local(proc_nr, (vir_bytes) m_ptr->I_VAL_PTR2, - length); - if (src_phys == 0 || dst_phys == 0) return(EFAULT); - phys_copy(src_phys, dst_phys, length); - /* fall through */ - } - case GET_PROCTAB: { - length = sizeof(struct proc) * (NR_PROCS + NR_TASKS); - src_phys = vir2phys(proc); - break; - } - case GET_PRIVTAB: { - length = sizeof(struct priv) * (NR_SYS_PROCS); - src_phys = vir2phys(priv); - break; - } - case GET_PROC: { - nr_e = (m_ptr->I_VAL_LEN2_E == SELF) ? - m_ptr->m_source : m_ptr->I_VAL_LEN2_E; - if(!isokendpt(nr_e, &nr)) return EINVAL; /* validate request */ - length = sizeof(struct proc); - src_phys = vir2phys(proc_addr(nr)); - break; - } - case GET_MONPARAMS: { - src_phys = kinfo.params_base; /* already is a physical */ - length = kinfo.params_size; - break; - } - case GET_RANDOMNESS: { - static struct randomness copy; /* copy to keep counters */ - int i; - - copy = krandom; - for (i= 0; iI_VAL_LEN2_E) return (EINVAL); - if(!isokendpt(m_ptr->m_source, &proc_nr)) - panic("bogus source", m_ptr->m_source); - dst_phys = numap_local(proc_nr, (vir_bytes) m_ptr->I_VAL_PTR2, length); - if (src_phys == 0 || dst_phys == 0) return(EFAULT); - phys_copy(src_phys, dst_phys, length); - - length = sizeof(bios_buf_vir); - src_phys = vir2phys(&bios_buf_vir); - break; - - case GET_IRQACTIDS: { - length = sizeof(irq_actids); - src_phys = vir2phys(irq_actids); - break; - } - - default: - return(EINVAL); - } - - /* Try to make the actual copy for the requested data. */ - if (m_ptr->I_VAL_LEN > 0 && length > m_ptr->I_VAL_LEN) return (E2BIG); - if(!isokendpt(m_ptr->m_source, &proc_nr)) - panic("bogus source", m_ptr->m_source); - dst_phys = numap_local(proc_nr, (vir_bytes) m_ptr->I_VAL_PTR, length); - if (src_phys == 0 || dst_phys == 0) return(EFAULT); - phys_copy(src_phys, dst_phys, length); - return(OK); -} - -#endif /* USE_GETINFO */ - Index: trunk/minix/kernel/system/do_getksig.c =================================================================== --- trunk/minix/kernel/system/do_getksig.c (revision 9) +++ (revision ) @@ -1,47 +1,0 @@ -/* The kernel call that is implemented in this file: - * m_type: SYS_GETKSIG - * - * The parameters for this kernel call are: - * m2_i1: SIG_ENDPT # process with pending signals - * m2_l1: SIG_MAP # bit map with pending signals - */ - -#include "../system.h" -#include -#include -#include - -#if USE_GETKSIG - -/*===========================================================================* - * do_getksig * - *===========================================================================*/ -PUBLIC int do_getksig(m_ptr) -message *m_ptr; /* pointer to request message */ -{ -/* PM is ready to accept signals and repeatedly does a kernel call to get - * one. Find a process with pending signals. If no signals are available, - * return NONE in the process number field. - * It is not sufficient to ready the process when PM is informed, because - * PM can block waiting for FS to do a core dump. - */ - register struct proc *rp; - - /* Find the next process with pending signals. */ - for (rp = BEG_USER_ADDR; rp < END_PROC_ADDR; rp++) { - if (rp->p_rts_flags & SIGNALED) { - /* store signaled process' endpoint */ - m_ptr->SIG_ENDPT = rp->p_endpoint; - m_ptr->SIG_MAP = rp->p_pending; /* pending signals map */ - sigemptyset(&rp->p_pending); /* ball is in PM's court */ - rp->p_rts_flags &= ~SIGNALED; /* blocked by SIG_PENDING */ - return(OK); - } - } - - /* No process with pending signals was found. */ - m_ptr->SIG_ENDPT = NONE; - return(OK); -} -#endif /* USE_GETKSIG */ - Index: trunk/minix/kernel/system/do_int86.c =================================================================== --- trunk/minix/kernel/system/do_int86.c (revision 9) +++ (revision ) @@ -1,45 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_INT86 - * - * The parameters for this kernel call are: - * m1_p1: INT86_REG86 - */ - -#include "../system.h" -#include -#include -#include - -struct reg86u reg86; - -/*===========================================================================* - * do_int86 * - *===========================================================================*/ -PUBLIC int do_int86(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ - vir_bytes caller_vir; - phys_bytes caller_phys, kernel_phys; - - caller_vir = (vir_bytes) m_ptr->INT86_REG86; - caller_phys = umap_local(proc_addr(who_p), D, caller_vir, sizeof(reg86)); - if (0 == caller_phys) return(EFAULT); - kernel_phys = vir2phys(®86); - phys_copy(caller_phys, kernel_phys, (phys_bytes) sizeof(reg86)); - - level0(int86); - - /* Copy results back to the caller */ - phys_copy(kernel_phys, caller_phys, (phys_bytes) sizeof(reg86)); - - /* The BIOS call eats interrupts. Call get_randomness to generate some - * entropy. Normally, get_randomness is called from an interrupt handler. - * Figuring out the exact source is too complicated. CLOCK_IRQ is normally - * not very random. - */ - lock(0, "do_int86"); - get_randomness(CLOCK_IRQ); - unlock(0); - - return(OK); -} Index: trunk/minix/kernel/system/do_iopenable.c =================================================================== --- trunk/minix/kernel/system/do_iopenable.c (revision 9) +++ (revision ) @@ -1,34 +1,0 @@ -/* The system call implemented in this file: - * m_type: SYS_IOPENABLE - * - * The parameters for this system call are: - * m2_i2: IO_ENDPT (process to give I/O Protection Level bits) - * - * Author: - * Jorrit N. Herder - */ - -#include "../system.h" -#include "../kernel.h" - -/*===========================================================================* - * do_iopenable * - *===========================================================================*/ -PUBLIC int do_iopenable(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ - int proc_nr; - -#if 1 /* ENABLE_USERPRIV && ENABLE_USERIOPL */ - if (m_ptr->IO_ENDPT == SELF) { - proc_nr = who_p; - } else if(!isokendpt(m_ptr->IO_ENDPT, &proc_nr)) - return(EINVAL); - enable_iop(proc_addr(proc_nr)); - return(OK); -#else - return(EPERM); -#endif -} - - Index: trunk/minix/kernel/system/do_irqctl.c =================================================================== --- trunk/minix/kernel/system/do_irqctl.c (revision 9) +++ (revision ) @@ -1,167 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_IRQCTL - * - * The parameters for this kernel call are: - * m5_c1: IRQ_REQUEST (control operation to perform) - * m5_c2: IRQ_VECTOR (irq line that must be controlled) - * m5_i1: IRQ_POLICY (irq policy allows reenabling interrupts) - * m5_l3: IRQ_HOOK_ID (provides index to be returned on interrupt) - * ,, ,, (returns index of irq hook assigned at kernel) - */ - -#include "../system.h" - -#include - -#if USE_IRQCTL - -FORWARD _PROTOTYPE(int generic_handler, (irq_hook_t *hook)); - -/*===========================================================================* - * do_irqctl * - *===========================================================================*/ -PUBLIC int do_irqctl(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ - /* Dismember the request message. */ - int irq_vec; - int irq_hook_id; - int notify_id; - int r = OK; - int i; - irq_hook_t *hook_ptr; - struct proc *rp; - struct priv *privp; - - /* Hook identifiers start at 1 and end at NR_IRQ_HOOKS. */ - irq_hook_id = (unsigned) m_ptr->IRQ_HOOK_ID - 1; - irq_vec = (unsigned) m_ptr->IRQ_VECTOR; - - /* See what is requested and take needed actions. */ - switch(m_ptr->IRQ_REQUEST) { - - /* Enable or disable IRQs. This is straightforward. */ - case IRQ_ENABLE: - case IRQ_DISABLE: - if (irq_hook_id >= NR_IRQ_HOOKS || irq_hook_id < 0 || - irq_hooks[irq_hook_id].proc_nr_e == NONE) return(EINVAL); - if (irq_hooks[irq_hook_id].proc_nr_e != m_ptr->m_source) return(EPERM); - if (m_ptr->IRQ_REQUEST == IRQ_ENABLE) - enable_irq(&irq_hooks[irq_hook_id]); - else - disable_irq(&irq_hooks[irq_hook_id]); - break; - - /* Control IRQ policies. Set a policy and needed details in the IRQ table. - * This policy is used by a generic function to handle hardware interrupts. - */ - case IRQ_SETPOLICY: - - /* Check if IRQ line is acceptable. */ - if (irq_vec < 0 || irq_vec >= NR_IRQ_VECTORS) return(EINVAL); - - rp= proc_addr(who_p); - privp= priv(rp); - if (!privp) - { - kprintf("no priv structure!\n"); - return EPERM; - } - if (privp->s_flags & CHECK_IRQ) - { - for (i= 0; is_nr_irq; i++) - { - if (irq_vec == privp->s_irq_tab[i]) - break; - } - if (i >= privp->s_nr_irq) - { - kprintf( - "do_irqctl: IRQ check failed for proc %d, IRQ %d\n", - m_ptr->m_source, irq_vec); - return EPERM; - } - } - - /* Find a free IRQ hook for this mapping. */ - hook_ptr = NULL; - for (irq_hook_id=0; irq_hook_idIRQ_HOOK_ID; - if (notify_id > CHAR_BIT * sizeof(irq_id_t) - 1) return(EINVAL); - - /* Install the handler. */ - hook_ptr->proc_nr_e = m_ptr->m_source; /* process to notify */ - hook_ptr->notify_id = notify_id; /* identifier to pass */ - hook_ptr->policy = m_ptr->IRQ_POLICY; /* policy for interrupts */ - put_irq_handler(hook_ptr, irq_vec, generic_handler); - - /* Return index of the IRQ hook in use. */ - m_ptr->IRQ_HOOK_ID = irq_hook_id + 1; - break; - - case IRQ_RMPOLICY: - if (irq_hook_id < 0 || irq_hook_id >= NR_IRQ_HOOKS || - irq_hooks[irq_hook_id].proc_nr_e == NONE) { - return(EINVAL); - } else if (m_ptr->m_source != irq_hooks[irq_hook_id].proc_nr_e) { - return(EPERM); - } - /* Remove the handler and return. */ - rm_irq_handler(&irq_hooks[irq_hook_id]); - break; - - default: - r = EINVAL; /* invalid IRQ_REQUEST */ - } - return(r); -} - -/*===========================================================================* - * generic_handler * - *===========================================================================*/ -PRIVATE int generic_handler(hook) -irq_hook_t *hook; -{ -/* This function handles hardware interrupt in a simple and generic way. All - * interrupts are transformed into messages to a driver. The IRQ line will be - * reenabled if the policy says so. - */ - int proc; - - /* As a side-effect, the interrupt handler gathers random information by - * timestamping the interrupt events. This is used for /dev/random. - */ - get_randomness(hook->irq); - - /* Check if the handler is still alive. If not, forget about the - * interrupt. This should never happen, as processes that die - * automatically get their interrupt hooks unhooked. - */ - if(!isokendpt(hook->proc_nr_e, &proc)) { - hook->proc_nr_e = NONE; - return 0; - } - - /* Add a bit for this interrupt to the process' pending interrupts. When - * sending the notification message, this bit map will be magically set - * as an argument. - */ - priv(proc_addr(proc))->s_int_pending |= (1 << hook->notify_id); - - /* Build notification message and return. */ - lock_notify(HARDWARE, hook->proc_nr_e); - return(hook->policy & IRQ_REENABLE); -} - -#endif /* USE_IRQCTL */ - Index: trunk/minix/kernel/system/do_kill.c =================================================================== --- trunk/minix/kernel/system/do_kill.c (revision 9) +++ (revision ) @@ -1,50 +1,0 @@ -/* The kernel call that is implemented in this file: - * m_type: SYS_KILL - * - * The parameters for this kernel call are: - * m2_i1: SIG_ENDPT # process to signal/ pending - * m2_i2: SIG_NUMBER # signal number to send to process - */ - -#include "../system.h" -#include -#include - -#if USE_KILL - -/*===========================================================================* - * do_kill * - *===========================================================================*/ -PUBLIC int do_kill(m_ptr) -message *m_ptr; /* pointer to request message */ -{ -/* Handle sys_kill(). Cause a signal to be sent to a process. The PM is the - * central server where all signals are processed and handler policies can - * be registered. Any request, except for PM requests, is added to the map - * of pending signals and the PM is informed about the new signal. - * Since system servers cannot use normal POSIX signal handlers (because they - * are usually blocked on a RECEIVE), they can request the PM to transform - * signals into messages. This is done by the PM with a call to sys_kill(). - */ - proc_nr_t proc_nr, proc_nr_e; - int sig_nr = m_ptr->SIG_NUMBER; - - proc_nr_e= m_ptr->SIG_ENDPT; - - if (proc_nr_e == SELF) - proc_nr_e= m_ptr->m_source; - - if (!isokendpt(proc_nr_e, &proc_nr)) return(EINVAL); - - if (sig_nr > _NSIG) return(EINVAL); - if (iskerneln(proc_nr)) return(EPERM); - - /* Set pending signal to be processed by the PM. */ - cause_sig(proc_nr, sig_nr); - if (sig_nr == SIGKILL) - clear_endpoint(proc_addr(proc_nr)); - return(OK); -} - -#endif /* USE_KILL */ - Index: trunk/minix/kernel/system/do_memset.c =================================================================== --- trunk/minix/kernel/system/do_memset.c (revision 9) +++ (revision ) @@ -1,29 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_MEMSET - * - * The parameters for this kernel call are: - * m2_p1: MEM_PTR (virtual address) - * m2_l1: MEM_COUNT (returns physical address) - * m2_l2: MEM_PATTERN (size of datastructure) - */ - -#include "../system.h" - -#if USE_MEMSET - -/*===========================================================================* - * do_memset * - *===========================================================================*/ -PUBLIC int do_memset(m_ptr) -register message *m_ptr; -{ -/* Handle sys_memset(). This writes a pattern into the specified memory. */ - unsigned long p; - unsigned char c = m_ptr->MEM_PATTERN; - p = c | (c << 8) | (c << 16) | (c << 24); - phys_memset((phys_bytes) m_ptr->MEM_PTR, p, (phys_bytes) m_ptr->MEM_COUNT); - return(OK); -} - -#endif /* USE_MEMSET */ - Index: trunk/minix/kernel/system/do_newmap.c =================================================================== --- trunk/minix/kernel/system/do_newmap.c (revision 9) +++ (revision ) @@ -1,49 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_NEWMAP - * - * The parameters for this kernel call are: - * m1_i1: PR_ENDPT (install new map for this process) - * m1_p1: PR_MEM_PTR (pointer to the new memory map) - */ -#include "../system.h" -#include - -#if USE_NEWMAP - -/*===========================================================================* - * do_newmap * - *===========================================================================*/ -PUBLIC int do_newmap(m_ptr) -message *m_ptr; /* pointer to request message */ -{ -/* Handle sys_newmap(). Fetch the memory map from PM. */ - register struct proc *rp; /* process whose map is to be loaded */ - struct mem_map *map_ptr; /* virtual address of map inside caller (PM) */ - phys_bytes src_phys; /* physical address of map at the PM */ - int old_flags; /* value of flags before modification */ - int proc; - - map_ptr = (struct mem_map *) m_ptr->PR_MEM_PTR; - if (! isokendpt(m_ptr->PR_ENDPT, &proc)) return(EINVAL); - if (iskerneln(proc)) return(EPERM); - rp = proc_addr(proc); - - /* Copy the map from PM. */ - src_phys = umap_local(proc_addr(who_p), D, (vir_bytes) map_ptr, - sizeof(rp->p_memmap)); - if (src_phys == 0) return(EFAULT); - phys_copy(src_phys,vir2phys(rp->p_memmap),(phys_bytes)sizeof(rp->p_memmap)); - -#if (CHIP != M68000) - alloc_segments(rp); -#else - pmmu_init_proc(rp); -#endif - old_flags = rp->p_rts_flags; /* save the previous value of the flags */ - rp->p_rts_flags &= ~NO_MAP; - if (old_flags != 0 && rp->p_rts_flags == 0) lock_enqueue(rp); - - return(OK); -} -#endif /* USE_NEWMAP */ - Index: trunk/minix/kernel/system/do_nice.c =================================================================== --- trunk/minix/kernel/system/do_nice.c (revision 9) +++ (revision ) @@ -1,61 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_NICE - * - * The parameters for this kernel call are: - * m1_i1: PR_ENDPT process number to change priority - * m1_i2: PR_PRIORITY the new priority - */ - -#include "../system.h" -#include -#include - -#if USE_NICE - -/*===========================================================================* - * do_nice * - *===========================================================================*/ -PUBLIC int do_nice(message *m_ptr) -{ -/* Change process priority or stop the process. */ - int proc_nr, pri, new_q ; - register struct proc *rp; - - /* Extract the message parameters and do sanity checking. */ - if(!isokendpt(m_ptr->PR_ENDPT, &proc_nr)) return EINVAL; - if (iskerneln(proc_nr)) return(EPERM); - pri = m_ptr->PR_PRIORITY; - rp = proc_addr(proc_nr); - - if (pri == PRIO_STOP) { - - /* Take process off the scheduling queues. */ - lock_dequeue(rp); - rp->p_rts_flags |= NO_PRIORITY; - return(OK); - } - else if (pri >= PRIO_MIN && pri <= PRIO_MAX) { - - /* The value passed in is currently between PRIO_MIN and PRIO_MAX. - * We have to scale this between MIN_USER_Q and MAX_USER_Q to match - * the kernel's scheduling queues. - */ - new_q = MAX_USER_Q + (pri-PRIO_MIN) * (MIN_USER_Q-MAX_USER_Q+1) / - (PRIO_MAX-PRIO_MIN+1); - if (new_q < MAX_USER_Q) new_q = MAX_USER_Q; /* shouldn't happen */ - if (new_q > MIN_USER_Q) new_q = MIN_USER_Q; /* shouldn't happen */ - - /* Make sure the process is not running while changing its priority. - * Put the process back in its new queue if it is runnable. - */ - lock_dequeue(rp); - rp->p_max_priority = rp->p_priority = new_q; - if (! rp->p_rts_flags) lock_enqueue(rp); - - return(OK); - } - return(EINVAL); -} - -#endif /* USE_NICE */ - Index: trunk/minix/kernel/system/do_privctl.c =================================================================== --- trunk/minix/kernel/system/do_privctl.c (revision 9) +++ (revision ) @@ -1,171 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_PRIVCTL - * - * The parameters for this kernel call are: - * m1_i1: PR_ENDPT (process number of caller) - */ - -#include "../system.h" -#include "../ipc.h" -#include - -#if USE_PRIVCTL - -#define FILLED_MASK (~0) - -/*===========================================================================* - * do_privctl * - *===========================================================================*/ -PUBLIC int do_privctl(m_ptr) -message *m_ptr; /* pointer to request message */ -{ -/* Handle sys_privctl(). Update a process' privileges. If the process is not - * yet a system process, make sure it gets its own privilege structure. - */ - register struct proc *caller_ptr; - register struct proc *rp; - register struct priv *sp; - int proc_nr; - int priv_id; - int old_flags; - int i; - phys_bytes caller_phys, kernel_phys; - struct io_range io_range; - struct mem_range mem_range; - - /* Check whether caller is allowed to make this call. Privileged proceses - * can only update the privileges of processes that are inhibited from - * running by the NO_PRIV flag. This flag is set when a privileged process - * forks. - */ - caller_ptr = proc_addr(who_p); - if (! (priv(caller_ptr)->s_flags & SYS_PROC)) return(EPERM); - if(!isokendpt(m_ptr->PR_ENDPT, &proc_nr)) return(EINVAL); - rp = proc_addr(proc_nr); - - switch(m_ptr->CTL_REQUEST) - { - case SYS_PRIV_INIT: - if (! (rp->p_rts_flags & NO_PRIV)) return(EPERM); - - /* Make sure this process has its own privileges structure. This may - * fail, since there are only a limited number of system processes. - * Then copy the privileges from the caller and restore some defaults. - */ - if ((i=get_priv(rp, SYS_PROC)) != OK) return(i); - priv_id = priv(rp)->s_id; /* backup privilege id */ - *priv(rp) = *priv(caller_ptr); /* copy from caller */ - priv(rp)->s_id = priv_id; /* restore privilege id */ - priv(rp)->s_proc_nr = proc_nr; /* reassociate process nr */ - - for (i=0; i< BITMAP_CHUNKS(NR_SYS_PROCS); i++) /* remove pending: */ - priv(rp)->s_notify_pending.chunk[i] = 0; /* - notifications */ - priv(rp)->s_int_pending = 0; /* - interrupts */ - sigemptyset(&priv(rp)->s_sig_pending); /* - signals */ - - /* Now update the process' privileges as requested. */ - rp->p_priv->s_trap_mask = FILLED_MASK; - for (i=0; ip_priv->s_ipc_to.chunk[i] = FILLED_MASK; - } - unset_sys_bit(rp->p_priv->s_ipc_to, USER_PRIV_ID); - - /* All process that this process can send to must be able to reply. - * Therefore, their send masks should be updated as well. - */ - for (i=0; ip_priv->s_ipc_to, i)) { - set_sys_bit(priv_addr(i)->s_ipc_to, priv_id(rp)); - } - } - - /* No I/O resources, no memory resources, no IRQs */ - priv(rp)->s_nr_io_range= 0; - priv(rp)->s_nr_mem_range= 0; - priv(rp)->s_nr_irq= 0; - - /* Done. Privileges have been set. Allow process to run again. */ - old_flags = rp->p_rts_flags; /* save value of the flags */ - rp->p_rts_flags &= ~NO_PRIV; - if (old_flags != 0 && rp->p_rts_flags == 0) lock_enqueue(rp); - return(OK); - case SYS_PRIV_ADD_IO: - if (rp->p_rts_flags & NO_PRIV) - return(EPERM); - - /* Only system processes get I/O resources? */ - if (!(priv(rp)->s_flags & SYS_PROC)) - return EPERM; - - /* Get the I/O range */ - caller_phys = umap_local(caller_ptr, D, (vir_bytes) m_ptr->CTL_ARG_PTR, - sizeof(io_range)); - if (caller_phys == 0) - return EFAULT; - kernel_phys = vir2phys(&io_range); - phys_copy(caller_phys, kernel_phys, sizeof(io_range)); - priv(rp)->s_flags |= CHECK_IO_PORT; /* Check I/O accesses */ - i= priv(rp)->s_nr_io_range; - if (i >= NR_IO_RANGE) - return ENOMEM; - - priv(rp)->s_io_tab[i].ior_base= io_range.ior_base; - priv(rp)->s_io_tab[i].ior_limit= io_range.ior_limit; - priv(rp)->s_nr_io_range++; - - return OK; - - case SYS_PRIV_ADD_MEM: - if (rp->p_rts_flags & NO_PRIV) - return(EPERM); - - /* Only system processes get memory resources? */ - if (!(priv(rp)->s_flags & SYS_PROC)) - return EPERM; - - /* Get the memory range */ - caller_phys = umap_local(caller_ptr, D, (vir_bytes) m_ptr->CTL_ARG_PTR, - sizeof(mem_range)); - if (caller_phys == 0) - return EFAULT; - kernel_phys = vir2phys(&mem_range); - phys_copy(caller_phys, kernel_phys, sizeof(mem_range)); - priv(rp)->s_flags |= CHECK_MEM; /* Check I/O accesses */ - i= priv(rp)->s_nr_mem_range; - if (i >= NR_MEM_RANGE) - return ENOMEM; - -#if 0 - priv(rp)->s_mem_tab[i].mr_base= mem_range.mr_base; - priv(rp)->s_mem_tab[i].mr_limit= mem_range.mr_limit; - priv(rp)->s_nr_mem_range++; -#endif - - return OK; - - case SYS_PRIV_ADD_IRQ: - if (rp->p_rts_flags & NO_PRIV) - return(EPERM); - - /* Only system processes get IRQs? */ - if (!(priv(rp)->s_flags & SYS_PROC)) - return EPERM; - - priv(rp)->s_flags |= CHECK_IRQ; /* Check IRQs */ - - i= priv(rp)->s_nr_irq; - if (i >= NR_IRQ) - return ENOMEM; - priv(rp)->s_irq_tab[i]= m_ptr->CTL_MM_PRIV; - priv(rp)->s_nr_irq++; - - return OK; - - default: - kprintf("do_privctl: bad request %d\n", m_ptr->CTL_REQUEST); - return EINVAL; - } -} - -#endif /* USE_PRIVCTL */ - Index: trunk/minix/kernel/system/do_sdevio.c =================================================================== --- trunk/minix/kernel/system/do_sdevio.c (revision 9) +++ (revision ) @@ -1,66 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_SDEVIO - * - * The parameters for this kernel call are: - * m2_i3: DIO_REQUEST (request input or output) - * m2_i1: DIO_TYPE (flag indicating byte, word, or long) - * m2_l1: DIO_PORT (port to read/ write) - * m2_p1: DIO_VEC_ADDR (virtual address of buffer) - * m2_l2: DIO_VEC_SIZE (number of elements) - * m2_i2: DIO_VEC_PROC (process where buffer is) - */ - -#include "../system.h" -#include -#include - -#if USE_SDEVIO - -/*===========================================================================* - * do_sdevio * - *===========================================================================*/ -PUBLIC int do_sdevio(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ - int proc_nr, proc_nr_e = m_ptr->DIO_VEC_ENDPT; - int count = m_ptr->DIO_VEC_SIZE; - long port = m_ptr->DIO_PORT; - phys_bytes phys_buf; - - /* Check if process endpoint is OK. - * A driver may directly provide a pointer to a buffer at the user-process - * that initiated the device I/O. Kernel processes, of course, are denied. - */ - if (proc_nr_e == SELF) - proc_nr = who_p; - else - if(!isokendpt(proc_nr_e, &proc_nr)) - return(EINVAL); - if (iskerneln(proc_nr)) return(EPERM); - - /* Get and check physical address. */ - if ((phys_buf = numap_local(proc_nr, (vir_bytes) m_ptr->DIO_VEC_ADDR, count)) == 0) - return(EFAULT); - - /* Perform device I/O for bytes and words. Longs are not supported. */ - if (m_ptr->DIO_REQUEST == DIO_INPUT) { - switch (m_ptr->DIO_TYPE) { - case DIO_BYTE: phys_insb(port, phys_buf, count); break; - case DIO_WORD: phys_insw(port, phys_buf, count); break; - default: return(EINVAL); - } - } else if (m_ptr->DIO_REQUEST == DIO_OUTPUT) { - switch (m_ptr->DIO_TYPE) { - case DIO_BYTE: phys_outsb(port, phys_buf, count); break; - case DIO_WORD: phys_outsw(port, phys_buf, count); break; - default: return(EINVAL); - } - } - else { - return(EINVAL); - } - return(OK); -} - -#endif /* USE_SDEVIO */ - Index: trunk/minix/kernel/system/do_segctl.c =================================================================== --- trunk/minix/kernel/system/do_segctl.c (revision 9) +++ (revision ) @@ -1,80 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_SEGCTL - * - * The parameters for this kernel call are: - * m4_l3: SEG_PHYS (physical base address) - * m4_l4: SEG_SIZE (size of segment) - * m4_l1: SEG_SELECT (return segment selector here) - * m4_l2: SEG_OFFSET (return offset within segment here) - * m4_l5: SEG_INDEX (return index into remote memory map here) - */ -#include "../system.h" -#include "../protect.h" - -#if USE_SEGCTL - -/*===========================================================================* - * do_segctl * - *===========================================================================*/ -PUBLIC int do_segctl(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ -/* Return a segment selector and offset that can be used to reach a physical - * address, for use by a driver doing memory I/O in the A0000 - DFFFF range. - */ - u16_t selector; - vir_bytes offset; - int i, index; - register struct proc *rp; - phys_bytes phys = (phys_bytes) m_ptr->SEG_PHYS; - vir_bytes size = (vir_bytes) m_ptr->SEG_SIZE; - int result; - - /* First check if there is a slot available for this segment. */ - rp = proc_addr(who_p); - index = -1; - for (i=0; i < NR_REMOTE_SEGS; i++) { - if (! rp->p_priv->s_farmem[i].in_use) { - index = i; - rp->p_priv->s_farmem[i].in_use = TRUE; - rp->p_priv->s_farmem[i].mem_phys = phys; - rp->p_priv->s_farmem[i].mem_len = size; - break; - } - } - if (index < 0) return(ENOSPC); - - if (! machine.prot) { - selector = phys / HCLICK_SIZE; - offset = phys % HCLICK_SIZE; - result = OK; - } else { - /* Check if the segment size can be recorded in bytes, that is, check - * if descriptor's limit field can delimited the allowed memory region - * precisely. This works up to 1MB. If the size is larger, 4K pages - * instead of bytes are used. - */ - if (size < BYTE_GRAN_MAX) { - init_dataseg(&rp->p_ldt[EXTRA_LDT_INDEX+i], phys, size, - USER_PRIVILEGE); - selector = ((EXTRA_LDT_INDEX+i)*0x08) | (1*0x04) | USER_PRIVILEGE; - offset = 0; - result = OK; - } else { - init_dataseg(&rp->p_ldt[EXTRA_LDT_INDEX+i], phys & ~0xFFFF, 0, - USER_PRIVILEGE); - selector = ((EXTRA_LDT_INDEX+i)*0x08) | (1*0x04) | USER_PRIVILEGE; - offset = phys & 0xFFFF; - result = OK; - } - } - - /* Request successfully done. Now return the result. */ - m_ptr->SEG_INDEX = index | REMOTE_SEG; - m_ptr->SEG_SELECT = selector; - m_ptr->SEG_OFFSET = offset; - return(result); -} - -#endif /* USE_SEGCTL */ - Index: trunk/minix/kernel/system/do_setalarm.c =================================================================== --- trunk/minix/kernel/system/do_setalarm.c (revision 9) +++ (revision ) @@ -1,74 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_SETALARM - * - * The parameters for this kernel call are: - * m2_l1: ALRM_EXP_TIME (alarm's expiration time) - * m2_i2: ALRM_ABS_TIME (expiration time is absolute?) - * m2_l1: ALRM_TIME_LEFT (return seconds left of previous) - */ - -#include "../system.h" - -#include - -#if USE_SETALARM - -FORWARD _PROTOTYPE( void cause_alarm, (timer_t *tp) ); - -/*===========================================================================* - * do_setalarm * - *===========================================================================*/ -PUBLIC int do_setalarm(m_ptr) -message *m_ptr; /* pointer to request message */ -{ -/* A process requests a synchronous alarm, or wants to cancel its alarm. */ - register struct proc *rp; /* pointer to requesting process */ - long exp_time; /* expiration time for this alarm */ - int use_abs_time; /* use absolute or relative time */ - timer_t *tp; /* the process' timer structure */ - clock_t uptime; /* placeholder for current uptime */ - - /* Extract shared parameters from the request message. */ - exp_time = m_ptr->ALRM_EXP_TIME; /* alarm's expiration time */ - use_abs_time = m_ptr->ALRM_ABS_TIME; /* flag for absolute time */ - rp = proc_addr(who_p); - if (! (priv(rp)->s_flags & SYS_PROC)) return(EPERM); - - /* Get the timer structure and set the parameters for this alarm. */ - tp = &(priv(rp)->s_alarm_timer); - tmr_arg(tp)->ta_int = m_ptr->m_source; - tp->tmr_func = cause_alarm; - - /* Return the ticks left on the previous alarm. */ - uptime = get_uptime(); - if ((tp->tmr_exp_time != TMR_NEVER) && (uptime < tp->tmr_exp_time) ) { - m_ptr->ALRM_TIME_LEFT = (tp->tmr_exp_time - uptime); - } else { - m_ptr->ALRM_TIME_LEFT = 0; - } - - /* Finally, (re)set the timer depending on the expiration time. */ - if (exp_time == 0) { - reset_timer(tp); - } else { - tp->tmr_exp_time = (use_abs_time) ? exp_time : exp_time + get_uptime(); - set_timer(tp, tp->tmr_exp_time, tp->tmr_func); - } - return(OK); -} - -/*===========================================================================* - * cause_alarm * - *===========================================================================*/ -PRIVATE void cause_alarm(tp) -timer_t *tp; -{ -/* Routine called if a timer goes off and the process requested a synchronous - * alarm. The process number is stored in timer argument 'ta_int'. Notify that - * process with a notification message from CLOCK. - */ - int proc_nr_e = tmr_arg(tp)->ta_int; /* get process number */ - lock_notify(CLOCK, proc_nr_e); /* notify process */ -} - -#endif /* USE_SETALARM */ Index: trunk/minix/kernel/system/do_sigreturn.c =================================================================== --- trunk/minix/kernel/system/do_sigreturn.c (revision 9) +++ (revision ) @@ -1,72 +1,0 @@ -/* The kernel call that is implemented in this file: - * m_type: SYS_SIGRETURN - * - * The parameters for this kernel call are: - * m2_i1: SIG_ENDPT # process returning from handler - * m2_p1: SIG_CTXT_PTR # pointer to sigcontext structure - * - */ - -#include "../system.h" -#include -#include -#include - -#if USE_SIGRETURN - -/*===========================================================================* - * do_sigreturn * - *===========================================================================*/ -PUBLIC int do_sigreturn(m_ptr) -message *m_ptr; /* pointer to request message */ -{ -/* POSIX style signals require sys_sigreturn to put things in order before - * the signalled process can resume execution - */ - struct sigcontext sc; - register struct proc *rp; - phys_bytes src_phys; - int proc; - - if (! isokendpt(m_ptr->SIG_ENDPT, &proc)) return(EINVAL); - if (iskerneln(proc)) return(EPERM); - rp = proc_addr(proc); - - /* Copy in the sigcontext structure. */ - src_phys = umap_local(rp, D, (vir_bytes) m_ptr->SIG_CTXT_PTR, - (vir_bytes) sizeof(struct sigcontext)); - if (src_phys == 0) return(EFAULT); - phys_copy(src_phys, vir2phys(&sc), (phys_bytes) sizeof(struct sigcontext)); - - /* Make sure that this is not just a jump buffer. */ - if ((sc.sc_flags & SC_SIGCONTEXT) == 0) return(EINVAL); - - /* Fix up only certain key registers if the compiler doesn't use - * register variables within functions containing setjmp. - */ - if (sc.sc_flags & SC_NOREGLOCALS) { - rp->p_reg.retreg = sc.sc_retreg; - rp->p_reg.fp = sc.sc_fp; - rp->p_reg.pc = sc.sc_pc; - rp->p_reg.sp = sc.sc_sp; - return(OK); - } - sc.sc_psw = rp->p_reg.psw; - -#if (CHIP == INTEL) - /* Don't panic kernel if user gave bad selectors. */ - sc.sc_cs = rp->p_reg.cs; - sc.sc_ds = rp->p_reg.ds; - sc.sc_es = rp->p_reg.es; -#if _WORD_SIZE == 4 - sc.sc_fs = rp->p_reg.fs; - sc.sc_gs = rp->p_reg.gs; -#endif -#endif - - /* Restore the registers. */ - memcpy(&rp->p_reg, &sc.sc_regs, sizeof(struct sigregs)); - return(OK); -} -#endif /* USE_SIGRETURN */ - Index: trunk/minix/kernel/system/do_sigsend.c =================================================================== --- trunk/minix/kernel/system/do_sigsend.c (revision 9) +++ (revision ) @@ -1,84 +1,0 @@ -/* The kernel call that is implemented in this file: - * m_type: SYS_SIGSEND - * - * The parameters for this kernel call are: - * m2_i1: SIG_ENDPT # process to call signal handler - * m2_p1: SIG_CTXT_PTR # pointer to sigcontext structure - * m2_i3: SIG_FLAGS # flags for S_SIGRETURN call - * - */ - -#include "../system.h" -#include -#include -#include - -#if USE_SIGSEND - -/*===========================================================================* - * do_sigsend * - *===========================================================================*/ -PUBLIC int do_sigsend(m_ptr) -message *m_ptr; /* pointer to request message */ -{ -/* Handle sys_sigsend, POSIX-style signal handling. */ - - struct sigmsg smsg; - register struct proc *rp; - phys_bytes src_phys, dst_phys; - struct sigcontext sc, *scp; - struct sigframe fr, *frp; - int proc; - - if (!isokendpt(m_ptr->SIG_ENDPT, &proc)) return(EINVAL); - if (iskerneln(proc)) return(EPERM); - rp = proc_addr(proc); - - /* Get the sigmsg structure into our address space. */ - src_phys = umap_local(proc_addr(PM_PROC_NR), D, (vir_bytes) - m_ptr->SIG_CTXT_PTR, (vir_bytes) sizeof(struct sigmsg)); - if (src_phys == 0) return(EFAULT); - phys_copy(src_phys,vir2phys(&smsg),(phys_bytes) sizeof(struct sigmsg)); - - /* Compute the user stack pointer where sigcontext will be stored. */ - scp = (struct sigcontext *) smsg.sm_stkptr - 1; - - /* Copy the registers to the sigcontext structure. */ - memcpy(&sc.sc_regs, (char *) &rp->p_reg, sizeof(struct sigregs)); - - /* Finish the sigcontext initialization. */ - sc.sc_flags = SC_SIGCONTEXT; - sc.sc_mask = smsg.sm_mask; - - /* Copy the sigcontext structure to the user's stack. */ - dst_phys = umap_local(rp, D, (vir_bytes) scp, - (vir_bytes) sizeof(struct sigcontext)); - if (dst_phys == 0) return(EFAULT); - phys_copy(vir2phys(&sc), dst_phys, (phys_bytes) sizeof(struct sigcontext)); - - /* Initialize the sigframe structure. */ - frp = (struct sigframe *) scp - 1; - fr.sf_scpcopy = scp; - fr.sf_retadr2= (void (*)()) rp->p_reg.pc; - fr.sf_fp = rp->p_reg.fp; - rp->p_reg.fp = (reg_t) &frp->sf_fp; - fr.sf_scp = scp; - fr.sf_code = 0; /* XXX - should be used for type of FP exception */ - fr.sf_signo = smsg.sm_signo; - fr.sf_retadr = (void (*)()) smsg.sm_sigreturn; - - /* Copy the sigframe structure to the user's stack. */ - dst_phys = umap_local(rp, D, (vir_bytes) frp, - (vir_bytes) sizeof(struct sigframe)); - if (dst_phys == 0) return(EFAULT); - phys_copy(vir2phys(&fr), dst_phys, (phys_bytes) sizeof(struct sigframe)); - - /* Reset user registers to execute the signal handler. */ - rp->p_reg.sp = (reg_t) frp; - rp->p_reg.pc = (reg_t) smsg.sm_sighandler; - - return(OK); -} - -#endif /* USE_SIGSEND */ - Index: trunk/minix/kernel/system/do_times.c =================================================================== --- trunk/minix/kernel/system/do_times.c (revision 9) +++ (revision ) @@ -1,42 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_TIMES - * - * The parameters for this kernel call are: - * m4_l1: T_ENDPT (get info for this process) - * m4_l1: T_USER_TIME (return values ...) - * m4_l2: T_SYSTEM_TIME - * m4_l5: T_BOOT_TICKS - */ - -#include "../system.h" - -#include - -#if USE_TIMES - -/*===========================================================================* - * do_times * - *===========================================================================*/ -PUBLIC int do_times(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ -/* Handle sys_times(). Retrieve the accounting information. */ - register struct proc *rp; - int proc_nr, e_proc_nr; - - /* Insert the times needed by the SYS_TIMES kernel call in the message. - * The clock's interrupt handler may run to update the user or system time - * while in this code, but that cannot do any harm. - */ - e_proc_nr = (m_ptr->T_ENDPT == SELF) ? m_ptr->m_source : m_ptr->T_ENDPT; - if(e_proc_nr != NONE && isokendpt(e_proc_nr, &proc_nr)) { - rp = proc_addr(proc_nr); - m_ptr->T_USER_TIME = rp->p_user_time; - m_ptr->T_SYSTEM_TIME = rp->p_sys_time; - } - m_ptr->T_BOOT_TICKS = get_uptime(); - return(OK); -} - -#endif /* USE_TIMES */ - Index: trunk/minix/kernel/system/do_trace.c =================================================================== --- trunk/minix/kernel/system/do_trace.c (revision 9) +++ (revision ) @@ -1,146 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_TRACE - * - * The parameters for this kernel call are: - * m2_i1: CTL_ENDPT process that is traced - * m2_i2: CTL_REQUEST trace request - * m2_l1: CTL_ADDRESS address at traced process' space - * m2_l2: CTL_DATA data to be written or returned here - */ - -#include "../system.h" -#include - -#if USE_TRACE - -/*==========================================================================* - * do_trace * - *==========================================================================*/ -#define TR_VLSIZE ((vir_bytes) sizeof(long)) - -PUBLIC int do_trace(m_ptr) -register message *m_ptr; -{ -/* Handle the debugging commands supported by the ptrace system call - * The commands are: - * T_STOP stop the process - * T_OK enable tracing by parent for this process - * T_GETINS return value from instruction space - * T_GETDATA return value from data space - * T_GETUSER return value from user process table - * T_SETINS set value from instruction space - * T_SETDATA set value from data space - * T_SETUSER set value in user process table - * T_RESUME resume execution - * T_EXIT exit - * T_STEP set trace bit - * - * The T_OK and T_EXIT commands are handled completely by the process manager, - * all others come here. - */ - - register struct proc *rp; - phys_bytes src, dst; - vir_bytes tr_addr = (vir_bytes) m_ptr->CTL_ADDRESS; - long tr_data = m_ptr->CTL_DATA; - int tr_request = m_ptr->CTL_REQUEST; - int tr_proc_nr_e = m_ptr->CTL_ENDPT, tr_proc_nr; - int i; - - if(!isokendpt(tr_proc_nr_e, &tr_proc_nr)) return(EINVAL); - if (iskerneln(tr_proc_nr)) return(EPERM); - - rp = proc_addr(tr_proc_nr); - if (isemptyp(rp)) return(EIO); - switch (tr_request) { - case T_STOP: /* stop process */ - if (rp->p_rts_flags == 0) lock_dequeue(rp); - rp->p_rts_flags |= P_STOP; - rp->p_reg.psw &= ~TRACEBIT; /* clear trace bit */ - return(OK); - - case T_GETINS: /* return value from instruction space */ - if (rp->p_memmap[T].mem_len != 0) { - if ((src = umap_local(rp, T, tr_addr, TR_VLSIZE)) == 0) return(EIO); - phys_copy(src, vir2phys(&tr_data), (phys_bytes) sizeof(long)); - m_ptr->CTL_DATA = tr_data; - break; - } - /* Text space is actually data space - fall through. */ - - case T_GETDATA: /* return value from data space */ - if ((src = umap_local(rp, D, tr_addr, TR_VLSIZE)) == 0) return(EIO); - phys_copy(src, vir2phys(&tr_data), (phys_bytes) sizeof(long)); - m_ptr->CTL_DATA= tr_data; - break; - - case T_GETUSER: /* return value from process table */ - if ((tr_addr & (sizeof(long) - 1)) != 0 || - tr_addr > sizeof(struct proc) - sizeof(long)) - return(EIO); - m_ptr->CTL_DATA = *(long *) ((char *) rp + (int) tr_addr); - break; - - case T_SETINS: /* set value in instruction space */ - if (rp->p_memmap[T].mem_len != 0) { - if ((dst = umap_local(rp, T, tr_addr, TR_VLSIZE)) == 0) return(EIO); - phys_copy(vir2phys(&tr_data), dst, (phys_bytes) sizeof(long)); - m_ptr->CTL_DATA = 0; - break; - } - /* Text space is actually data space - fall through. */ - - case T_SETDATA: /* set value in data space */ - if ((dst = umap_local(rp, D, tr_addr, TR_VLSIZE)) == 0) return(EIO); - phys_copy(vir2phys(&tr_data), dst, (phys_bytes) sizeof(long)); - m_ptr->CTL_DATA = 0; - break; - - case T_SETUSER: /* set value in process table */ - if ((tr_addr & (sizeof(reg_t) - 1)) != 0 || - tr_addr > sizeof(struct stackframe_s) - sizeof(reg_t)) - return(EIO); - i = (int) tr_addr; -#if (CHIP == INTEL) - /* Altering segment registers might crash the kernel when it - * tries to load them prior to restarting a process, so do - * not allow it. - */ - if (i == (int) &((struct proc *) 0)->p_reg.cs || - i == (int) &((struct proc *) 0)->p_reg.ds || - i == (int) &((struct proc *) 0)->p_reg.es || -#if _WORD_SIZE == 4 - i == (int) &((struct proc *) 0)->p_reg.gs || - i == (int) &((struct proc *) 0)->p_reg.fs || -#endif - i == (int) &((struct proc *) 0)->p_reg.ss) - return(EIO); -#endif - if (i == (int) &((struct proc *) 0)->p_reg.psw) - /* only selected bits are changeable */ - SETPSW(rp, tr_data); - else - *(reg_t *) ((char *) &rp->p_reg + i) = (reg_t) tr_data; - m_ptr->CTL_DATA = 0; - break; - - case T_RESUME: /* resume execution */ - rp->p_rts_flags &= ~P_STOP; - if (rp->p_rts_flags == 0) lock_enqueue(rp); - m_ptr->CTL_DATA = 0; - break; - - case T_STEP: /* set trace bit */ - rp->p_reg.psw |= TRACEBIT; - rp->p_rts_flags &= ~P_STOP; - if (rp->p_rts_flags == 0) lock_enqueue(rp); - m_ptr->CTL_DATA = 0; - break; - - default: - return(EIO); - } - return(OK); -} - -#endif /* USE_TRACE */ Index: trunk/minix/kernel/system/do_umap.c =================================================================== --- trunk/minix/kernel/system/do_umap.c (revision 9) +++ (revision ) @@ -1,56 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_UMAP - * - * The parameters for this kernel call are: - * m5_i1: CP_SRC_PROC_NR (process number) - * m5_c1: CP_SRC_SPACE (segment where address is: T, D, or S) - * m5_l1: CP_SRC_ADDR (virtual address) - * m5_l2: CP_DST_ADDR (returns physical address) - * m5_l3: CP_NR_BYTES (size of datastructure) - */ - -#include "../system.h" - -#if USE_UMAP - -/*==========================================================================* - * do_umap * - *==========================================================================*/ -PUBLIC int do_umap(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ -/* Map virtual address to physical, for non-kernel processes. */ - int seg_type = m_ptr->CP_SRC_SPACE & SEGMENT_TYPE; - int seg_index = m_ptr->CP_SRC_SPACE & SEGMENT_INDEX; - vir_bytes offset = m_ptr->CP_SRC_ADDR; - int count = m_ptr->CP_NR_BYTES; - int endpt = (int) m_ptr->CP_SRC_ENDPT; - int proc_nr; - phys_bytes phys_addr; - - /* Verify process number. */ - if (endpt == SELF) - proc_nr = who_p; - else - if (! isokendpt(endpt, &proc_nr)) - return(EINVAL); - - /* See which mapping should be made. */ - switch(seg_type) { - case LOCAL_SEG: - phys_addr = umap_local(proc_addr(proc_nr), seg_index, offset, count); - break; - case REMOTE_SEG: - phys_addr = umap_remote(proc_addr(proc_nr), seg_index, offset, count); - break; - case BIOS_SEG: - phys_addr = umap_bios(proc_addr(proc_nr), offset, count); - break; - default: - return(EINVAL); - } - m_ptr->CP_DST_ADDR = phys_addr; - return (phys_addr == 0) ? EFAULT: OK; -} - -#endif /* USE_UMAP */ Index: trunk/minix/kernel/system/do_unused.c =================================================================== --- trunk/minix/kernel/system/do_unused.c (revision 9) +++ (revision ) @@ -1,16 +1,0 @@ -/* This file provides a catch-all handler for unused kernel calls. A kernel - * call may be unused when it is not defined or when it is disabled in the - * kernel's configuration. - */ -#include "../system.h" - -/*===========================================================================* - * do_unused * - *===========================================================================*/ -PUBLIC int do_unused(m) -message *m; /* pointer to request message */ -{ - kprintf("SYSTEM: got unused request %d from %d", m->m_type, m->m_source); - return(EBADREQUEST); /* illegal message type */ -} - Index: trunk/minix/kernel/system/do_vcopy.c =================================================================== --- trunk/minix/kernel/system/do_vcopy.c (revision 9) +++ (revision ) @@ -1,65 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_VIRVCOPY, SYS_PHYSVCOPY - * - * The parameters for this kernel call are: - * m1_i3: VCP_VEC_SIZE size of copy request vector - * m1_p1: VCP_VEC_ADDR address of vector at caller - * m1_i2: VCP_NR_OK number of successfull copies - */ - -#include "../system.h" -#include - -#if (USE_VIRVCOPY || USE_PHYSVCOPY) - -/* Buffer to hold copy request vector from user. */ -PRIVATE struct vir_cp_req vir_cp_req[VCOPY_VEC_SIZE]; - -/*===========================================================================* - * do_vcopy * - *===========================================================================*/ -PUBLIC int do_vcopy(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ -/* Handle sys_virvcopy() and sys_physvcopy() that pass a vector with copy - * requests. Although a single handler function is used, there are two - * different kernel calls so that permissions can be checked. - */ - int nr_req; - vir_bytes caller_vir; - phys_bytes caller_phys; - phys_bytes kernel_phys; - phys_bytes bytes; - int i,s; - struct vir_cp_req *req; - - /* Check if request vector size is ok. */ - nr_req = (unsigned) m_ptr->VCP_VEC_SIZE; - if (nr_req > VCOPY_VEC_SIZE) return(EINVAL); - bytes = nr_req * sizeof(struct vir_cp_req); - - /* Calculate physical addresses and copy (port,value)-pairs from user. */ - caller_vir = (vir_bytes) m_ptr->VCP_VEC_ADDR; - caller_phys = umap_local(proc_addr(who_p), D, caller_vir, bytes); - if (0 == caller_phys) return(EFAULT); - kernel_phys = vir2phys(vir_cp_req); - phys_copy(caller_phys, kernel_phys, (phys_bytes) bytes); - - /* Assume vector with requests is correct. Try to copy everything. */ - m_ptr->VCP_NR_OK = 0; - for (i=0; isrc.segment | req->dst.segment) & PHYS_SEG) && - m_ptr->m_type != SYS_PHYSVCOPY) return(EPERM); - if ((s=virtual_copy(&req->src, &req->dst, req->count)) != OK) - return(s); - m_ptr->VCP_NR_OK ++; - } - return(OK); -} - -#endif /* (USE_VIRVCOPY || USE_PHYSVCOPY) */ - Index: trunk/minix/kernel/system/do_vdevio.c =================================================================== --- trunk/minix/kernel/system/do_vdevio.c (revision 9) +++ (revision ) @@ -1,87 +1,0 @@ -/* The kernel call implemented in this file: - * m_type: SYS_VDEVIO - * - * The parameters for this kernel call are: - * m2_i3: DIO_REQUEST (request input or output) - * m2_i1: DIO_TYPE (flag indicating byte, word, or long) - * m2_p1: DIO_VEC_ADDR (pointer to port/ value pairs) - * m2_i2: DIO_VEC_SIZE (number of ports to read or write) - */ - -#include "../system.h" -#include -#include - -#if USE_VDEVIO - -/* Buffer for SYS_VDEVIO to copy (port,value)-pairs from/ to user. */ -PRIVATE char vdevio_buf[VDEVIO_BUF_SIZE]; -PRIVATE pvb_pair_t *pvb = (pvb_pair_t *) vdevio_buf; -PRIVATE pvw_pair_t *pvw = (pvw_pair_t *) vdevio_buf; -PRIVATE pvl_pair_t *pvl = (pvl_pair_t *) vdevio_buf; - -/*===========================================================================* - * do_vdevio * - *===========================================================================*/ -PUBLIC int do_vdevio(m_ptr) -register message *m_ptr; /* pointer to request message */ -{ -/* Perform a series of device I/O on behalf of a non-kernel process. The - * I/O addresses and I/O values are fetched from and returned to some buffer - * in user space. The actual I/O is wrapped by lock() and unlock() to prevent - * that I/O batch from being interrrupted. - * This is the counterpart of do_devio, which performs a single device I/O. - */ - int vec_size; /* size of vector */ - int io_in; /* true if input */ - size_t bytes; /* # bytes to be copied */ - vir_bytes caller_vir; /* virtual address at caller */ - phys_bytes caller_phys; /* physical address at caller */ - int i; - - /* Get the request, size of the request vector, and check the values. */ - if (m_ptr->DIO_REQUEST == DIO_INPUT) io_in = TRUE; - else if (m_ptr->DIO_REQUEST == DIO_OUTPUT) io_in = FALSE; - else return(EINVAL); - if ((vec_size = m_ptr->DIO_VEC_SIZE) <= 0) return(EINVAL); - switch (m_ptr->DIO_TYPE) { - case DIO_BYTE: bytes = vec_size * sizeof(pvb_pair_t); break; - case DIO_WORD: bytes = vec_size * sizeof(pvw_pair_t); break; - case DIO_LONG: bytes = vec_size * sizeof(pvl_pair_t); break; - default: return(EINVAL); /* check type once and for all */ - } - if (bytes > sizeof(vdevio_buf)) return(E2BIG); - - /* Calculate physical addresses and copy (port,value)-pairs from user. */ - caller_vir = (vir_bytes) m_ptr->DIO_VEC_ADDR; - caller_phys = umap_local(proc_addr(who_p), D, caller_vir, bytes); - if (0 == caller_phys) return(EFAULT); - phys_copy(caller_phys, vir2phys(vdevio_buf), (phys_bytes) bytes); - - /* Perform actual device I/O for byte, word, and long values. Note that - * the entire switch is wrapped in lock() and unlock() to prevent the I/O - * batch from being interrupted. - */ - lock(13, "do_vdevio"); - switch (m_ptr->DIO_TYPE) { - case DIO_BYTE: /* byte values */ - if (io_in) for (i=0; i - -PRIVATE int vm_needs_init= 1; -PRIVATE u32_t vm_cr3; - -FORWARD _PROTOTYPE( void vm_init, (void) ); -FORWARD _PROTOTYPE( void phys_put32, (phys_bytes addr, u32_t value) ); -FORWARD _PROTOTYPE( u32_t phys_get32, (phys_bytes addr) ); -FORWARD _PROTOTYPE( void vm_set_cr3, (u32_t value) ); -FORWARD _PROTOTYPE( void set_cr3, (void) ); -FORWARD _PROTOTYPE( void vm_enable_paging, (void) ); -FORWARD _PROTOTYPE( void map_range, (u32_t base, u32_t size, - u32_t offset) ); - -/*===========================================================================* - * do_vm_map * - *===========================================================================*/ -PUBLIC int do_vm_map(m_ptr) -message *m_ptr; /* pointer to request message */ -{ - int proc_nr, do_map; - phys_bytes base, size, offset, p_phys; - struct proc *pp; - - /* do_serial_debug= 1; */ - - if (vm_needs_init) - { - vm_needs_init= 0; - vm_init(); - } - - if (m_ptr->VM_MAP_ENDPT == SELF) { - proc_nr = who_p; - } else { - if(!isokendpt(m_ptr->VM_MAP_ENDPT, &proc_nr)) - return EINVAL; - } - - do_map= m_ptr->VM_MAP_MAPUNMAP; - base= m_ptr->VM_MAP_BASE; - size= m_ptr->VM_MAP_SIZE; - offset= m_ptr->VM_MAP_ADDR; - - pp= proc_addr(proc_nr); - p_phys= umap_local(pp, D, base, size); - if (p_phys == 0) - return EFAULT; - - if (do_map) - { - pp->p_misc_flags |= MF_VM; - - map_range(p_phys, size, offset); - } - else - { - map_range(p_phys, size, p_phys); - } - vm_set_cr3(vm_cr3); - - return OK; -} - -/*===========================================================================* - * vm_map_default * - *===========================================================================*/ -PUBLIC void vm_map_default(pp) -struct proc *pp; -{ - phys_bytes base_clicks, size_clicks; - - if (vm_needs_init) - panic("vm_map_default: VM not initialized?", NO_NUM); - pp->p_misc_flags &= ~MF_VM; - base_clicks= pp->p_memmap[D].mem_phys; - size_clicks= pp->p_memmap[S].mem_phys+pp->p_memmap[S].mem_len - - base_clicks; - map_range(base_clicks << CLICK_SHIFT, size_clicks << CLICK_SHIFT, - base_clicks << CLICK_SHIFT); - vm_set_cr3(vm_cr3); -} - -PRIVATE void vm_init(void) -{ - int o; - phys_bytes p, pt_size; - phys_bytes vm_dir_base, vm_pt_base, phys_mem; - u32_t entry; - unsigned pages; - - if (!vm_size) - panic("vm_init: no space for page tables", NO_NUM); - - /* Align page directory */ - o= (vm_base % PAGE_SIZE); - if (o != 0) - o= PAGE_SIZE-o; - vm_dir_base= vm_base+o; - - /* Page tables start after the page directory */ - vm_pt_base= vm_dir_base+PAGE_SIZE; - - pt_size= (vm_base+vm_size)-vm_pt_base; - pt_size -= (pt_size % PAGE_SIZE); - - /* Compute the number of pages based on vm_mem_high */ - pages= (vm_mem_high-1)/PAGE_SIZE + 1; - - if (pages * I386_VM_PT_ENT_SIZE > pt_size) - panic("vm_init: page table too small", NO_NUM); - - for (p= 0; p*I386_VM_PT_ENT_SIZE < pt_size; p++) - { - phys_mem= p*PAGE_SIZE; - entry= phys_mem | I386_VM_USER | I386_VM_WRITE | - I386_VM_PRESENT; - if (phys_mem >= vm_mem_high) - entry= 0; - phys_put32(vm_pt_base + p*I386_VM_PT_ENT_SIZE, entry); - } - - for (p= 0; p < I386_VM_DIR_ENTRIES; p++) - { - phys_mem= vm_pt_base + p*PAGE_SIZE; - entry= phys_mem | I386_VM_USER | I386_VM_WRITE | - I386_VM_PRESENT; - if (phys_mem >= vm_pt_base + pt_size) - entry= 0; - phys_put32(vm_dir_base + p*I386_VM_PT_ENT_SIZE, entry); - } - vm_set_cr3(vm_dir_base); - level0(vm_enable_paging); -} - -PRIVATE void phys_put32(addr, value) -phys_bytes addr; -u32_t value; -{ - phys_copy(vir2phys((vir_bytes)&value), addr, sizeof(value)); -} - -PRIVATE u32_t phys_get32(addr) -phys_bytes addr; -{ - u32_t value; - - phys_copy(addr, vir2phys((vir_bytes)&value), sizeof(value)); - - return value; -} - -PRIVATE void vm_set_cr3(value) -u32_t value; -{ - vm_cr3= value; - level0(set_cr3); -} - -PRIVATE void set_cr3() -{ - write_cr3(vm_cr3); -} - -PRIVATE void vm_enable_paging(void) -{ - u32_t cr0; - - cr0= read_cr0(); - write_cr0(cr0 | I386_CR0_PG); -} - -PRIVATE void map_range(base, size, offset) -u32_t base; -u32_t size; -u32_t offset; -{ - u32_t curr_pt, curr_pt_addr, entry; - int dir_ent, pt_ent; - - if (base % PAGE_SIZE != 0) - panic("map_range: bad base", base); - if (size % PAGE_SIZE != 0) - panic("map_range: bad size", size); - if (offset % PAGE_SIZE != 0) - panic("map_range: bad offset", offset); - - curr_pt= -1; - curr_pt_addr= 0; - while (size != 0) - { - dir_ent= (base >> I386_VM_DIR_ENT_SHIFT); - pt_ent= (base >> I386_VM_PT_ENT_SHIFT) & I386_VM_PT_ENT_MASK; - if (dir_ent != curr_pt) - { - /* Get address of page table */ - curr_pt= dir_ent; - curr_pt_addr= phys_get32(vm_cr3 + - dir_ent * I386_VM_PT_ENT_SIZE); - curr_pt_addr &= I386_VM_ADDR_MASK; - } - entry= offset | I386_VM_USER | I386_VM_WRITE | - I386_VM_PRESENT; -#if 0 /* Do we need this for memory mapped I/O? */ - entry |= I386_VM_PCD | I386_VM_PWT; -#endif - phys_put32(curr_pt_addr + pt_ent * I386_VM_PT_ENT_SIZE, entry); - offset += PAGE_SIZE; - base += PAGE_SIZE; - size -= PAGE_SIZE; - } -} Index: trunk/minix/kernel/system/do_vm_setbuf.c =================================================================== --- trunk/minix/kernel/system/do_vm_setbuf.c (revision 9) +++ (revision ) @@ -1,29 +1,0 @@ -/* The system call implemented in this file: - * m_type: SYS_VM_SETBUF - * - * The parameters for this system call are: - * m4_l1: Start of the buffer - * m4_l2: Length of the buffer - * m4_l3: End of main memory - */ -#include "../system.h" - -#define VM_DEBUG 0 /* enable/ disable debug output */ - -/*===========================================================================* - * do_vm_setbuf * - *===========================================================================*/ -PUBLIC int do_vm_setbuf(m_ptr) -message *m_ptr; /* pointer to request message */ -{ - vm_base= m_ptr->m4_l1; - vm_size= m_ptr->m4_l2; - vm_mem_high= m_ptr->m4_l3; - -#if VM_DEBUG - kprintf("do_vm_setbuf: got 0x%x @ 0x%x for 0x%x\n", - vm_size, vm_base, vm_mem_high); -#endif - - return OK; -}