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path: root/kern/processor.h
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2025-02-12Use MACRO_BEGIN/ENDSamuel Thibault
This notably fixes at least a SAVE_HINT call.
2024-02-23kern: move pset_idle_lock/unlock to headerSamuel Thibault
so that kern/machine.c can use it
2024-02-23kern: Use _irq variant of lock and disable interruptsDamien Zammit
During quantum adjustment, disable interrupts and call appropriate lock. Message-ID: <20240223080948.457792-1-damien@zamaudio.com>
2024-02-11smp: Create AP processor set and put all APs inside itDamien Zammit
This has the effect of running with one cpu only with smp, but has the ability to enable APs in userspace with the right processor set RPCs. Message-ID: <20240211120051.1889789-1-damien@zamaudio.com>
2023-09-24percpu area using gs segmentDamien Zammit
This speeds up smp again, by storing the struct processor in a percpu area and avoiding an expensive cpu_number every call of current_processor(), as well as getting the cpu_number by an offset into the percpu area. Untested on 64 bit and work remains to use other percpu arrays. TESTED: (NCPUS=8) -smp 1 boots to login shell ~2x slower than uniprocessor TESTED: (NCPUS=8) -smp 2 boots to INIT but hangs there TESTED: (NCPUS=8) -smp 4 gets stuck seemingly within rumpdisk and hangs TESTED: (NCPUS=1) uniprocessor is a bit faster than normal Message-Id: <20230924103428.455966-3-damien@zamaudio.com>
2023-09-24cpu_number: Inline widely used simple functionDamien Zammit
TESTED: on uniprocessor and smp, both behaved as normal. Message-Id: <20230924103428.455966-2-damien@zamaudio.com>
2023-02-15Document spl levels of locks taken during interruptsSamuel Thibault
2023-01-07Move cpu_down and other functions inside SMP ifdefFlavio Cruz
cpu_down is shown as not required when disabling SMP so moving it inside NCPUS > 1 to eliminate the warning. Note that the diff ended up looking a bit different due the way functions are laid out. Message-Id: <Y7ZH6aI3fhWNzyrY@jupiter.tail36e24.ts.net>
2013-12-05kern/processor.c: remove forward declarationsMarin Ramesa
* kern/processor.c (quantum_set, pset_init, processor_init): Remove forward declarations. * kern/processor.h (quantum_set, pset_init, processor_init): Add prototypes.
2013-11-24Drop spurious volatile qualifierSamuel Thibault
* kern/processor.h (processor_doshutdown): Drop spurious volatile qualifier.
2013-11-24kern: move forward declarations into a header fileMarin Ramesa
* kern/machine.c (processor_doaction, processor_doshutdown): Remove forward declarations. * kern/processor.h (processor_doaction, processor_doshutdown): Add prototypes.
2009-06-182008-07-20 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
* linux/pcmcia-cs/glue/wireless_glue.h (schedule_task): Add parameter to Debugger() call. * kern/lock_mon.c (retry_simple_lock, retry_bit_lock): Likewise. * kern/machine.c (Debugger): Remove declaration. 2008-07-19 Barry deFreese <bddebian@comcast.net> * device/dev_hdr.h (dev_name_lookup, dev_set_indirection): Add prototypes. * device/dev_pager.c: Include <vm/vm_user.h>. * device/ds_routines.c: Likewise. * device/subrs.c: Likewise. * device/device_init.c: Include <device/tty.h>. * device/ds_routines.h (iowait): Add prototype. * device/net_io.h (net_kmsg_collect): Add prototype. * device/net_io.c (hash_ent_remove, net_free_dead_infp, net_free_dead_entp, bpf_validate, bpf_eq, net_add_q_info, bpf_match): Add forward declarations. * device/subrs.h: New header. * i386/i386/fpu.h: Include <sys/types.h>. Change <i386/thread.h> include to <kern/thread.h>. (fp_save, fp_load, fp_free, fpu_module_init, fpu_set_state, fpu_get_state, fpnoextflt, fpextovrflt, fpexterrflt, init_fpu): Add prototypes. * i386/i386/gdt.h (gdt_init): Add prototype. * i386/i386/io_map.c: Include <vm/pmap.h>. * vm/vm_kern.c: Likewise. * i386/i386/ktss.h (ktss_init): Add prototype. * i386/i386/ldt.h (ldt_init): Add prototype. * i386/i386/loose_ends.h: New header. * i386/i386/loose_ends.c (delay): Complete prototype. * i386/i386/model_dep.h (startrtclock): Add prototype. * i386/i386/pcb.h (load_context, stack_attach, stack_detach, switch_ktss): Add prototypes. * i386/i386/pic.h (form_pic_mask, picinit): Add prototypes. * i386/i386/pit.c: Include <i386/pic.h>. * i386/i386at/kd_mouse.c: Likewise. * i386/i386/pit.h (clkstart): Add prototype. * i386/i386/trap.c: Include <i386/fpu.h>, <intel/read_fault.h>, <vm/vm_fault.h>. * i386/i386/trap.h (interrupted_pc): Add prototype. * i386/i386/user_ldt.c: Include <i386/pcb.h>. * i386/i386at/autoconf.h: New header. * i386/i386at/com.h: New header. * i386/i386at/com.c: Include <i386at/autoconf.h>, <i386at/com.h>. * i386/i386at/idt.h (idt_init): Add prototype. * i386/i386at/int_init.h: New header. * i386/i386at/kd.c: Include <i386/loose_ends.h>. * kern/debug.c: Likewise. * i386/i386at/kd_event.c: Include <device/ds_routines.h>. * i386/i386at/kd_mouse.c: Likewise. * i386/i386at/kd_mouse.c: Include <device/subrs.h>, <i386at/com.h>. * i386/i386at/lpr.c: Include <i386at/autoconf.h> * i386/i386at/model_dep.c: Include: <i386/fpu.h>, <i386/gdt.h>, <i386/ktss.h>, <i386/ldt.h>, <i386/pic.h>, <i386/pit.h>, <i386at/autoconf.h>, <i386at/idt.h>, <i386at/int_init.h>, <i386at/kd.h>, <i386at/rtc.h>. * i386/i386at/rtc.h (readtodc, writetodc): Add prototypes. * i386/intel/pmap.h: Include <mach/vm_prot.h>. (pmap_bootstrap, pmap_unmap_page_zero, pmap_zero_page, pmap_copy_page, kvtophys): Add prototypes. * i386/intel/read_fault.h: New header. * kern/ast.h (ast_init, ast_check): Add prototypes. * kern/debug.c (Debugger): Move prototype to... * kern/debug.h (Debugger): ... here. * kern/eventcount.h (evc_notify_abort): Add prototype. * kern/ipc_mig.c: Include <kern/syscall_subr.h>, <kern/ipc_tt.h>, <device/ds_routines.h> * kern/ipc_mig.h: New header. * kern/ipc_tt.h (mach_reply_port): Add prototype. * kern/machine.h: New header. * kern/processor.h (pset_sys_bootstrap): Move prototype outside of MACH_HOST check. * kern/sched_prim.h (thread_bind, compute_priority, thread_timeout_setup): Add prototypes. * kern/startup.c: Include <kern/machine.h>, <machine/pcb.h>. * kern/syscall_subr.c: Include <kern/syscall_subr.h>. (thread_depress_abort): Remove prototype. * kern/syscall_subr.h: Include <sys/types.h>, <mach/mach_types.h> (thread_depress_abort): Add prototype. * kern/syscall_sw.c: Include: <kern/debug.h>. * kern/task.h (consider_task_collect): Add prototype. * kern/thread.c: Include <kern/eventcount.h>, <kern/ipc_mig.h>, <kern/syscall_subr.h>. * kern/thread.h (stack_collect): Add prototype. * linux/pcmcia-cs/glue/pcmcia_glue.h (Debugger): Remove prototype. * util/putchar.c: Include <device/cons.h>. * util/putchar.h: New header. * util/puts.c: Include <device/cons.h>, <util/putchar.h>. * vm/memory_object.c: Include <vm/vm_map.h>. (memory_object_data_provided): Move function below memory_object_data_supply definition. * vm/vm_init.c: Include <vm/vm_fault.h>. * vm/vm_kern.h (projected_buffer_in_range): Add prototype. * vm/vm_map.c: Include <vm/pmap.h>, <vm/vm_resident.h>. (vm_map_delete, vm_map_copyout_page_list, vm_map_copy_page_discard): Add forward declaration. * vm/vm_map.h (vm_map_copyin_object, vm_map_submap, _vm_map_clip_start, _vm_map_clip_end): Add prototypes. * vm/vm_pageout.c: Include <device/net_io.h>, <kern/task.h>, <machine/locore.h>. * vm/vm_resident.h: New header. * vm/vm_user.c: Include <vm/vm_kern.h>. * vm/pmap.h (pmap_pageable, pmap_map_bd): Add prototype.
2009-06-182006-10-15 Thomas Schwinge <tschwinge@gnu.org>Thomas Schwinge
[task #5956 --- ``Automake'ify GNU Mach's code base''] * kern/bootstrap.c: Don't include `bootstrap_symbols.h'. * ddb/db_command.c: Don't include `cpus.h'. * ddb/db_mp.c: Likewise. * i386/i386/ast_check.c: Likewise. * i386/i386/cswitch.S: Likewise. * i386/i386/db_interface.c: Likewise. * i386/i386/fpu.c: Likewise. * i386/i386/fpu.h: Likewise. * i386/i386/i386asm.sym: Likewise. * i386/i386/locore.S: Likewise. * i386/i386/mp_desc.c: Likewise. * i386/i386/mp_desc.h: Likewise. * i386/i386/pcb.c: Likewise. * i386/i386/trap.c: Likewise. * i386/intel/pmap.c: Likewise. * include/mach/machine.h: Likewise. * ipc/ipc_kmsg.c: Likewise. * ipc/ipc_kmsg.h: Likewise. * kern/ast.c: Likewise. * kern/ast.h: Likewise. * kern/cpu_number.h: Likewise. * kern/debug.c: Likewise. * kern/eventcount.c: Likewise. * kern/host.c: Likewise. * kern/ipc_sched.c: Likewise. * kern/lock.c: Likewise. * kern/lock.h: Likewise. * kern/lock_mon.c: Likewise. * kern/mach_clock.c: Likewise. * kern/mach_factor.c: Likewise. * kern/machine.c: Likewise. * kern/priority.c: Likewise. * kern/processor.c: Likewise. * kern/processor.h: Likewise. * kern/sched.h: Likewise. * kern/sched_prim.c: Likewise. * kern/startup.c: Likewise. * kern/syscall_subr.c: Likewise. * kern/thread.c: Likewise. * kern/timer.c: Likewise. * kern/timer.h: Likewise. * vm/vm_resident.c: Likewise. * kern/sched_prim.c: Don't include `fast_tas.h'. * kern/task.c: Likewise. * kern/task.h: Likewise. * kern/sched_prim.c: Don't include `hw_footprint.h'. * kern/thread.c: Likewise. * kern/thread.h: Likewise. * kern/counters.c: Don't include `mach_counters.h'. * kern/counters.h: Likewise. * ddb/db_ext_symtab.c: Don't include `mach_debug.h'. * i386/i386/pcb.c: Likewise. * kern/ipc_kobject.c: Likewise. * kern/thread.c: Likewise. * kern/zalloc.c: Likewise. * kern/ast.c: Don't include `mach_fixpri.h'. * kern/processor.c: Likewise. * kern/processor.h: Likewise. * kern/sched.h: Likewise. * kern/sched_prim.c: Likewise. * kern/syscall_subr.c: Likewise. * kern/thread.c: Likewise. * kern/thread.h: Likewise. * kern/host.c: Don't include `mach_host.h'. * kern/ipc_sched.c: Likewise. * kern/machine.c: Likewise. * kern/processor.c: Likewise. * kern/processor.h: Likewise. * kern/sched_prim.c: Likewise. * kern/startup.c: Likewise. * kern/task.c: Likewise. * kern/thread.c: Likewise. * kern/thread.h: Likewise. * include/mach/mach.defs: Don't include `mach_ipc_compat.h'. * include/mach/mach_param.h: Likewise. * include/mach/mach_traps.h: Likewise. * include/mach/message.h: Likewise. * include/mach/mig_errors.h: Likewise. * include/mach/notify.h: Likewise. * include/mach/port.h: Likewise. * include/mach/std_types.defs: Likewise. * include/mach/task_special_ports.h: Likewise. * include/mach/thread_special_ports.h: Likewise. * ipc/ipc_kmsg.c: Likewise. * ipc/ipc_kmsg.h: Likewise. * ipc/ipc_marequest.c: Likewise. * ipc/ipc_notify.c: Likewise. * ipc/ipc_notify.h: Likewise. * ipc/ipc_object.c: Likewise. * ipc/ipc_object.h: Likewise. * ipc/ipc_port.c: Likewise. * ipc/ipc_port.h: Likewise. * ipc/ipc_right.c: Likewise. * ipc/ipc_right.h: Likewise. * ipc/ipc_space.c: Likewise. * ipc/ipc_space.h: Likewise. * ipc/mach_debug.c: Likewise. * ipc/mach_msg.c: Likewise. * ipc/mach_msg.h: Likewise. * ipc/mach_port.c: Likewise. * kern/ipc_tt.c: Likewise. * kern/syscall_sw.c: Likewise. * kern/thread.h: Likewise. * include/mach_debug/mach_debug.defs: Don't include `mach_ipc_debug.h'. * ipc/ipc_hash.c: Likewise. * ipc/ipc_hash.h: Likewise. * ipc/ipc_marequest.c: Likewise. * ipc/ipc_marequest.h: Likewise. * kern/ipc_kobject.c: Don't include `mach_ipc_test.h'. * ddb/db_access.c: Don't include `mach_kdb.h'. * ddb/db_aout.c: Likewise. * ddb/db_break.c: Likewise. * ddb/db_command.c: Likewise. * ddb/db_command.h: Likewise. * ddb/db_cond.c: Likewise. * ddb/db_examine.c: Likewise. * ddb/db_expr.c: Likewise. * ddb/db_ext_symtab.c: Likewise. * ddb/db_input.c: Likewise. * ddb/db_lex.c: Likewise. * ddb/db_macro.c: Likewise. * ddb/db_mp.c: Likewise. * ddb/db_output.c: Likewise. * ddb/db_print.c: Likewise. * ddb/db_run.c: Likewise. * ddb/db_sym.c: Likewise. * ddb/db_task_thread.c: Likewise. * ddb/db_trap.c: Likewise. * ddb/db_variables.c: Likewise. * ddb/db_watch.c: Likewise. * ddb/db_watch.h: Likewise. * ddb/db_write_cmd.c: Likewise. * i386/i386/db_disasm.c: Likewise. * i386/i386/db_interface.c: Likewise. * i386/i386/db_trace.c: Likewise. * i386/i386/i386asm.sym: Likewise. * i386/i386/locore.S: Likewise. * i386/i386/trap.c: Likewise. * i386/i386at/kd.c: Likewise. * i386/i386at/model_dep.c: Likewise. * include/mach_debug/mach_debug.defs: Likewise. * ipc/ipc_kmsg.c: Likewise. * ipc/ipc_object.c: Likewise. * ipc/ipc_port.c: Likewise. * ipc/ipc_pset.c: Likewise. * kern/bootstrap.c: Likewise. * kern/debug.c: Likewise. * kern/exception.c: Likewise. * kern/lock.c: Likewise. * kern/xpr.c: Likewise. * vm/vm_fault.c: Likewise. * vm/vm_map.c: Likewise. * vm/vm_object.c: Likewise. * vm/vm_resident.c: Likewise. * kern/lock.h: Don't include `mach_ldebug.h'. * kern/lock_mon.c: Don't include `mach_lock_mon.h'. * kern/ipc_kobject.c: Don't include `mach_machine_routines.h'. * kern/lock_mon.c: Don't include `mach_mp_debug.h'. * vm/memory_object.c: Don't include `mach_pagemap.h'. * vm/vm_fault.c: Likewise. * vm/vm_object.c: Likewise. * vm/vm_object.h: Likewise. * vm/vm_pageout.c: Likewise. * i386/i386/trap.c: Don't include `mach_pcsample.h'. * kern/mach4.srv: Likewise. * kern/mach_clock.c: Likewise. * kern/pc_sample.c: Likewise. * kern/task.c: Likewise. * kern/thread.c: Likewise. * vm/vm_fault.c: Likewise. * device/net_io.c: Don't include `mach_ttd.h'. * i386/i386/kttd_interface.c: Likewise. * i386/i386/locore.S: Likewise. * i386/i386/trap.c: Likewise. * i386/i386at/autoconf.c: Likewise. * include/mach_debug/mach_debug.defs: Don't include `mach_vm_debug.h'. * vm/vm_debug.c: Likewise. * vm/vm_page.h: Likewise. * vm/vm_resident.c: Likewise. * kern/sched_prim.c: Don't include `power_save.h'. * kern/sched.h: Don't include `simple_clock.h'. * kern/sched_prim.c: Likewise. * kern/thread.c: Likewise. * kern/mach_clock.c: Don't include `stat_time.h'. * i386/i386/i386asm.sym: Likewise. * i386/i386/locore.S: Likewise. * kern/sched.h: Likewise. * kern/timer.c: Likewise. * kern/timer.h: Likewise. * kern/startup.c: Don't include `xpr_debug.h'. * kern/xpr.h: Likewise. * i386/i386at/autoconf.c: Don't include `com.h'. * i386/i386at/com.c: Likewise. * i386/i386at/conf.c: Likewise. * i386/i386at/cons_conf.c: Likewise. * i386/i386/fpe_linkage.c: Don't include `fpe.h'. * i386/i386/fpu.c: Likewise. * i386/i386/fpu.h: Likewise. * i386/i386/trap.c: Likewise. * i386/i386at/autoconf.c: Don't include `lpr.h'. * i386/i386at/conf.c: Likewise. * i386/i386at/lpr.c: Likewise. * i386/i386/cswitch.S: Don't include `platforms.h'. * i386/i386/fpu.c: Likewise. * i386/i386/gdt.c: Likewise. * i386/i386/hardclock.c: Likewise. * i386/i386/i386asm.sym: Likewise. * i386/i386/io_emulate.c: Likewise. * i386/i386/locore.S: Likewise. * i386/i386/pic.c: Likewise. * i386/i386/pic.h: Likewise. * i386/i386/pit.c: Likewise. * i386/i386/pit.h: Likewise. * i386/i386/seg.h: Likewise. * i386/i386at/model_dep.c: Likewise. * i386/i386at/com.c: Don't include `rc.h' * i386/i386at/cons_conf.c: Likewise. * i386/i386at/pic_isa.c: Likewise. * device/ds_routines.c: Don't include <i386/linux/device-drivers.h>. * i386/i386at/i386at_ds_routines.c: Likewise. * i386/linux/dev/include/linux/autoconf.h: Likewise. * linux/dev/arch/i386/kernel/setup.c: Likewise. * linux/dev/init/main.c: Likewise. * linux/pcmcia-cs/glue/pcmcia_glue.h: Likewise. * linux/pcmcia-cs/glue/wireless_glue.h: Likewise. * kern/lock_mon.c: Don't include <time_stamp.h>. * device/cons.c: Include <device/cons.h> instead of <cons.h>. * i386/i386at/com.c: Likewise. * i386/i386at/kd.c: Likewise. * i386/i386at/cons_conf.c: Likewise. * i386/i386at/i386at_ds_routines.c: Include <device/device.server.h> instead of "device_interface.h". * device/chario.c: Include <device/device_reply.user.h> instead of "device_reply.h". * device/ds_routines.c: Likewise. * linux/dev/glue/block.c: Likewise. * linux/dev/glue/net.c: Likewise. * linux/pcmcia-cs/glue/ds.c: Likewise. * device/cons.c: Include <device/kmsg.h> instead of <kmsg.h>. * device/kmsg.c: Likewise. * i386/i386/cswitch.S: Include <i386/cpu_number.h> instead of "cpu_number.h". * i386/i386/locore.S: Likewise. * i386/intel/pmap.c: Likewise. * ipc/ipc_kmsg.h: Likewise. * i386/i386/i386asm.sym: Include <i386/gdt.h> instead of "gdt.h". * i386/i386/idt.c: Likewise. * i386/i386at/int_init.c: Likewise. * i386/i386/cswitch.S: Include <i386/i386asm.h> instead of "i386asm.h". * i386/i386/locore.S: Likewise. * i386/i386at/boothdr.S: Likewise. * i386/i386at/interrupt.S: Likewise. * i386/i386at/idt.h: Include <i386/idt-gen.h> instead of "idt-gen.h". * i386/i386at/interrupt.S: Include <i386/ipl.h> instead of "ipl.h". * i386/i386/i386asm.sym: Include <i386/ldt.h> instead of "ldt.h". * i386/i386/locore.S: Likewise. * i386/i386/i386asm.sym: Include <i386/mp_desc.h> instead of "mp_desc.h". * i386/i386at/interrupt.S: Include <i386/pic.h> instead of "pic.h". * i386/i386/cswitch.S: Include <i386/proc_reg.h> instead of "proc_reg.h". * i386/i386/locore.S: Likewise. * i386/i386at/model_dep.c: Likewise. * i386/i386/i386asm.sym: Include <i386/seg.h> instead of "seg.h". * i386/i386/idt.c: Likewise. * i386/i386/locore.S: Likewise. * i386/i386/locore.S: Include <i386/trap.h> instead of "trap.h". * i386/i386/i386asm.sym: Include <i386/tss.h> instead of "tss.h". * i386/i386/i386asm.sym: Include <i386/vm_param.h> instead of "vm_param.h". * i386/i386/idt.c: Likewise. * i386/i386at/kd.c: Likewise. * i386/i386at/model_dep.c: Likewise. * i386/intel/pmap.c: Likewise. * i386/i386/i386asm.sym: Include <i386at/idt.h> instead of "idt.h". * i386/i386/idt.c: Likewise. * i386/i386at/int_init.c: Likewise. * ipc/ipc_target.c: Include <kern/sched_prim.h> instead of "sched_prim.h". * vm/memory_object.c: Include <vm/memory_object_default.user.h> instead of "memory_object_default.h". * vm/vm_object.c: Likewise. * vm/vm_pageout.c: Likewise. * vm/memory_object.c: Include <vm/memory_object_user.user.h> instead of "memory_object_user.h". * vm/vm_fault.c: Likewise. * vm/vm_object.c: Likewise. * vm/vm_pageout.c: Likewise.
1997-02-25Initial sourceThomas Bushnell