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2013-01-31Implement pmap_map_mfn for the PVH caseSamuel Thibault
* i386/intel/pmap.c (pmap_map_mfn) [MACH_XEN && !MACH_PV_PAGETABLES]: Implement.
2013-01-30Add comment for TODOSamuel Thibault
2013-01-28Add initial code for disabling PV pagetablesSamuel Thibault
* xen/configfrag.ac (--disable-pv-pagetables): Add option. * i386/xen/xen_boothdr.S (XEN_ELFNOTE_FEATURES) [!MACH_PV_PAGETABLES]: Add writable_page_tables. * i386/i386/gdt.c: Turn appropriate MACH_XEN/MACH_HYP tests into MACH_PV_PAGETABLES tests. * i386/i386/i386asm.sym: Likewise * i386/i386/ldt.c: Likewise * i386/i386/locore.S: Likewise * i386/i386/proc_reg.h: Likewise * i386/i386/user_ldt.c: Likewise * i386/i386/vm_param.h: Likewise * i386/i386/xen.h: Likewise * i386/i386at/model_dep.c: Likewise * i386/intel/pmap.h: Likewise * include/mach/xen.h: Likewise * xen/console.c: Likewise * xen/store.c: Likewise * i386/intel/pmap.c: Likewise. Define pmap_map_mfn as TODO stub.
2012-07-14Fix Xen boot at linear address 0xC0000000Samuel Thibault
* i386/intel/pmap.c (pmap_bootstrap): Interate over linear addresses and compute l3 and l2 offsets from it instead of assuming nul l3 offset.
2012-03-24Make sure BIOS area is mapped in kernel threadsSamuel Thibault
* i386/i386at/model_dep.c (i386at_init): Map BIOS memory at 0. * i386/intel/pmap.c (pmap_create): Do not map BIOS memory in user tasks.
2012-03-24Add missing phystokv/kvtophys callsSamuel Thibault
* i386/i386/vm_param.h [!MACH_XEN]: Do not include <xen/public/xen.h>. * i386/i386at/model_dep.c (init_alloc_aligned): Use phystokv to compare physical memory addresses with kernel start, end, and symbol table. * i386/intel/pmap.c (pmap_enter): Use kvtophys to convert ptp pointer to pte entry. * linux/dev/init/main.c (alloc_contig_mem, linux_init): Use phystokv to convert allocated pages to virtual pointer. * linux/src/include/asm-i386/io.h: Include <machine/vm_param.h>. (virt_to_phys): Call _kvtophys. (phys_to_virt): Call phystokv. * linux/src/include/linux/compatmac.h: Include <asm/io.h>. (ioremap): Use phys_to_virt to convert physical address to virtual pointer. (my_iounmap): Likewise. * linux/dev/include/asm-i386/page.h: Include <mach/vm_param.h>. (PAGE_SHIFT, PAGE_SIZE, PAGE_MASK): Remove macros. * linux/src/drivers/scsi/ncr53c8xx.c (vm_size_t): Remove type. * linux/dev/glue/net.c: Include <machine/vm_param.h> (device_write): Call phystokv to convert from physical page address to virtual pointer. * linux/dev/glue/block.c (alloc_buffer, free_buffer, rdwr_full): Likewise.
2012-03-24Fix wrap-around in pmap bootstrapSamuel Thibault
* i386/intel/pmap.c (pmap_bootstrap): Check against `va' wrap around 0xffffffff.
2012-03-20Use compiler defined __i386__ symbol instead of use defined i386Guillem Jover
* i386/configfrag.ac (i386): Remove definition. * i386/intel/pmap.c (pmap_update_interrupt): Rename i386 to __i386__. * i386/intel/pmap.h: Likewise. * kern/debug.c (Debugger): Likewise. * kern/lock.c (simple_lock, simple_lock_try, db_show_all_slocks): Likewise.
2012-03-18Fix access above 4GiB in bootstrap page tableSamuel Thibault
* i386/intel/pmap.c (pmap_set_page_readonly_init) [PAE]: Access the bootstrap dirbase with PTEMASK (1 page) instead of PDEMASK (4 pages) through pmap_pde.
2012-03-14Fix PAE page frame number mask.Samuel Thibault
* i386/intel/pmap.h (INTEL_PTE_PFN): Keep only 47bits, others are not usable.
2012-03-14Fix Xen bootstrap at virtual address above 1GiBSamuel Thibault
* i386/intel/pmap.h (lin2pdpnum): New macro. * i386/intel/pmap.c (pmap_set_page_readonly_init): Use lin2pdpnum macro instead of hardcoding 0.
2012-03-09Use unsigned long for addresses and sizesSamuel Thibault
TODO: remonter formats * i386/include/mach/i386/vm_types.h (vm_offset_t): Define to unsigned long. (signed32_t): Define to signed int. (unsigned32_t): Define to unsigned int. * i386/include/mach/sa/stdarg.h (__va_size): Use sizeof(unsigned long)-1 instead of 3. * include/mach/port.h (mach_port_t): Define to vm_offset_t instead of natural_t. * include/sys/types.h (size_t): Define to unsigned long instead of natural_t. * linux/src/include/asm-i386/posix_types.h (__kernel_size_t): Define to unsigned long. (__kernel_ssize_t): Define to long. * linux/src/include/linux/stddef.h (size_t): Define to unsigned long. * device/dev_pager.c (dev_pager_hash): Cast port to vm_offset_t insted of natural_t. (device_pager_data_request): Fix format. * device/ds_routines.c (ds_no_senders): Fix format. * i386/i386/io_map.c (io_map): Likewise. * i386/i386at/autoconf.c (take_dev_irq): Likewise. * i386/i386at/com.c (comattach): Likewise. * i386/i386at/lpr.c (lprattach): Likewise. * i386/i386at/model_dep.c (mem_size_init, mem_size_init, c_boot_entry): Likewise. * i386/intel/pmap.c (pmap_enter): Likewise. * ipc/ipc_notify.c (ipc_notify_port_deleted, ipc_notify_msg_accepted, ipc_notify_dead_name): Likewise. * ipc/mach_port.c (mach_port_destroy, mach_port_deallocate): Likewise. * kern/ipc_kobject.c (ipc_kobject_destroy): Likewise. * kern/slab.c (kalloc_init): Likewise. * vm/vm_fault.c (vm_fault_page): Likewise. * vm/vm_map.c (vm_map_pmap_enter): Likewise. * xen/block.c (device_read): Likewise. * device/net_io.c (bpf_match): Take unsigned long * instead of unsigned int *. (bpf_do_filter): Make mem unsigned long instead of long. * i386/i386/ktss.c (ktss_init): Cast pointer to unsigned long instead of unsigned. * i386/i386/pcb.c (stack_attach, switch_ktss): Cast pointers to long instead of int. * i386/i386/trap.c (dump_ss): Likewise. * ipc/ipc_hash.c (IH_LOCAL_HASH): Cast object to vm_offset_t. * ipc/mach_msg.c (mach_msg_receive, mach_msg_receive_continue): Cast kmsg to vm_offset_t instead of natural_t. * kern/pc_sample.c (take_pc_sample): Cast to vm_offset_t instead of natural_t. * kern/boot_script.c (sym, arg): Set type of `val' field to long instead of int. (create_task, builtin_symbols, boot_script_parse_line, boot_script_define_function): Cast to long instead of int. * kern/bootstrap.c (bootstrap_create): Likewise. * kern/sched_prim.c (decl_simple_lock_data): Likewise. * kern/printf.c (vsnprintf): Set size type to size_t. * kern/printf.h (vsnprintf): Likewise. * vm/vm_map.h (kentry_data_size): Fix type to vm_size_t. * vm/vm_object.c (vm_object_pmap_protect_by_page): Fix size parameter type to vm_size_t.
2012-01-28Merge branch 'master' into master-slabSamuel Thibault
2011-12-29Fix typoSamuel Thibault
2011-12-17Adjust the kernel to use the slab allocatorRichard Braun
* device/dev_lookup.c: Replace zalloc header, types and function calls with their slab counterparts. * device/dev_pager.c: Likewise. * device/ds_routines.c: Likewise. * device/io_req.h: Likewise. * device/net_io.c: Likewise. * i386/i386/fpu.c: Likewise. * i386/i386/io_perm.c: Likewise. * i386/i386/machine_task.c: Likewise. * i386/i386/pcb.c: Likewise. * i386/i386/task.h: Likewise. * i386/intel/pmap.c: Likewise. * i386/intel/pmap.h: Remove #include <kernel/zalloc.h>. * include/mach_debug/mach_debug.defs (host_zone_info): Replace routine declaration with skip directive. (host_slab_info): New routine declaration. * include/mach_debug/mach_debug_types.defs (zone_name_t) (zone_name_array_t, zone_info_t, zone_info_array_t): Remove types. (cache_info_t, cache_info_array_t): New types. * include/mach_debug/mach_debug_types.h: Replace #include <mach_debug/zone_info.h> with <mach_debug/slab_info.h>. * ipc/ipc_entry.c: Replace zalloc header, types and function calls with their slab counterparts. * ipc/ipc_entry.h: Likewise. * ipc/ipc_init.c: Likewise. * ipc/ipc_marequest.c: Likewise. * ipc/ipc_object.c: Likewise. * ipc/ipc_object.h: Likewise. * ipc/ipc_space.c: Likewise. * ipc/ipc_space.h: Likewise. * ipc/ipc_table.c (kalloc_map): Remove extern declaration. * kern/act.c: Replace zalloc header, types and function calls with their slab counterparts. * kern/kalloc.h: Add #include <vm/vm_types.h>. (MINSIZE): Remove definition. (kalloc_map): Add extern declaration. (kget): Remove prototype. * kern/mach_clock.c: Adjust comment. * kern/processor.c: Replace zalloc header, types and function calls with their slab counterparts. * kern/startup.c: Remove #include <kernel/zalloc.h>. * kern/task.c: Replace zalloc header, types and function calls with their slab counterparts. * kern/thread.c: Likewise. * vm/memory_object_proxy.c: Likewise. * vm/vm_external.c: Likewise. * vm/vm_fault.c: Likewise. * vm/vm_init.c: Likewise. * vm/vm_map.c: Likewise. * vm/vm_object.c: Likewise. * vm/vm_page.h: Remove #include <kernel/zalloc.h>. * vm/vm_pageout.c: Replace zalloc header, types and function calls with their slab counterparts. * vm/vm_resident.c: Likewise. (zdata, zdata_size): Remove declarations. (vm_page_bootstrap): Don't steal memory for the zone system.
2011-08-28Fix pmap_clear_bootstrap_pagetable with >4G mfnsSamuel Thibault
* i386/intel/pmap.c (pmap_clear_bootstrap_pagetable): Use pte_to_pa instead of atop.
2011-08-28Rework memory mapping reservationSamuel Thibault
* i386/i386/vm_param.h (VM_KERNEL_MAP_SIZE): Define to 192MiB. * i386/i386at/model_dep.c (mem_size_init): Use VM_KERNEL_MAP_SIZE instead of 1/6 factor. * i386/intel/pmap.c (morevm): Remove. (pmap_bootstrap): Use VM_KERNEL_MAP_SIZE instead of morevm.
2011-04-22Update constants to nowadays standardsSamuel Thibault
Follow-up to fa6c711d * vm/vm_object.c (DEVICE_IO_MAP_SIZE): Increase to 16MiB. * kern/kalloc.c (kalloc_map_size): Increase to 64MiB. * i386/intel/pmap.c (morevm): Increase to 128MiB.
2011-03-03Keep supplementary L1 pages read-onlySamuel Thibault
* i386/intel/pmap.c (pmap_bootstrap): Fix loop which keeps supplementary L1 pages read-only: break as soon as one of the L1 supplementary pages has been recognized, so that its pte does not get rewritten read-write.
2011-02-27Re-enable updating pvlist for kernel_pmapSamuel Thibault
This partially reverts 0744feb6 * i386/intel/pmap.c (pmap_remove_range): Update pvlist for kernel_pmap too.
2011-02-27Fix for kdb watch commandSamuel Thibault
* i386/intel/pmap.c (pmap_remove_range): Do not update pvlist for kernel_map. [MACH_KBD] (pmap_enter): Allow physical memory remapping.
2011-01-31Enable pae_extended_cr3 in pmap_bootstrapSamuel Thibault
* i386/i386/gdt.c (gdt_init): Do not enable VMASST_TYPE_pae_extended_cr3. * i386/intel/pmap.c (pmap_bootstrap): Enable VMASST_TYPE_pae_extended_cr3.
2010-04-08Fix bootstrap additional mappingSamuel Thibault
* i386/intel/pmap.c (pmap_bootstrap): Use pt_entry_t type instead of vm_offset_t to map additional kernel space.
2010-04-08Extend machine addresses to 64bit for PAESamuel Thibault
* i386/i386/pcb.c (switch_ktss): Use uint64_t for descriptor type instead of unsigned long long. * i386/i386/seg.h (fill_descriptor): Use uint64_t for descriptor type instead of unsigned long long. Cast result of kv_to_ma() into vm_offset_t before printing. * i386/i386/xen.h (hyp_mmu_update_pte): Use pt_entry_t type instead of unsigned long long, make pte parameter a pt_entry_t too. (hyp_mmu_update_pte): Compute pte address just using pt_entry_t integers. (hyp_high): New macro to fix 32bit right shifting. (hyp_do_update_descriptor): Use pt_entry_t type for machine address instead of unsigned long. Split it in 32bit parts. Use uint64_t for descriptor type instead of unsigned long long. (update_va_mapping): Use pt_entry_t type instead of unsigned long long. Use hyp_high macro. (hyp_invlpg): Use uint64_t for time type instead of unsigned long long. * i386/intel/pmap.c (pmap_bootstrap): Use ptetokv instead of pte_to_pa + phystokv. Cast machine addresses into vm_offset_t before printing. (pmap_set_page_readwrite): Likewise. (pmap_set_page_readonly): Likewise (pmap_set_page_readonly_init): Likewise (pmap_clear_bootstrap_pagetable): Likewise (pmap_destroy): Likewise (pmap_map_mfn): Use pt_entry_t type for machine addresses. Cast machine addresses into vm_offset_t before printing. * i386/intel/pmap.h [PAE] (INTEL_PTE_PFN): Set macro to 0xfffffffffffff000ULL. * include/mach/xen.h [PAE] (pa_to_ma, ma_to_pa): Use pt_entry_t type for machine addresses. [!PAE] (pa_to_ma): Remove cast to vm_offset_t. (mfn_to_kv): Use mfn_to_pfn + ptoa instead of ptoa + ma_to_pa. * xen/xen.c (hyp_invalidate_pte): Cast machine addresses into vm_offset_t before printing.
2009-12-18Mark macro arguments as usedGuillem Jover
* i386/intel/pmap.c [!NCPUS > 1] (INVALIDATE_TLB): Mark `pmap', `s' and `e' arguments as used. * i386/intel/pmap.h [!NCPUS > 1] (PMAP_ACTIVATE_KERNEL): Mark `my_cpu' argument as used. (PMAP_DEACTIVATE_KERNEL): Likewise. (PMAP_ACTIVATE_USER): Likewise. Mark `th' argument as used. (PMAP_DEACTIVATE_USER): Mark `thread' and `cpu' arguments as used.
2009-12-16Add Xen supportSamuel Thibault
2009-03-11 Samuel Thibault <samuel.thibault@ens-lyon.org> * i386/i386/vm_param.h (VM_MIN_KERNEL_ADDRESS) [MACH_XEN]: Set to 0x20000000. * i386/i386/i386asm.sym (pfn_list) [VM_MIN_KERNEL_ADDRESS == LINEAR_MIN_KERNEL_ADDRESS]: Define to constant PFN_LIST. 2009-02-27 Samuel Thibault <samuel.thibault@ens-lyon.org> * i386/intel/pmap.c [MACH_HYP] (INVALIDATE_TLB): Call hyp_invlpg instead of flush_tlb when e - s is compile-time known to be PAGE_SIZE. 2008-11-27 Samuel Thibault <samuel.thibault@ens-lyon.org> * i386/configfrag.ac (enable_pae): Enable by default on the Xen platform. 2007-11-14 Samuel Thibault <samuel.thibault@ens-lyon.org> * i386/i386at/model_dep.c (machine_relax): New function. (c_boot_entry): Refuse to boot as dom0. 2007-10-17 Samuel Thibault <samuel.thibault@ens-lyon.org> * i386/i386/fpu.c [MACH_XEN]: Disable unused fpintr(). 2007-08-12 Samuel Thibault <samuel.thibault@ens-lyon.org> * Makefile.am (clib_routines): Add _START. * i386/xen/xen_boothdr: Use _START for VIRT_BASE and PADDR_OFFSET. Add GUEST_VERSION and XEN_ELFNOTE_FEATURES. 2007-06-13 Samuel Thibault <samuel.thibault@ens-lyon.org> * i386/i386/user_ldt.h (user_ldt) [MACH_XEN]: Add alloc field. * i386/i386/user_ldt.c (i386_set_ldt) [MACH_XEN]: Round allocation of LDT to a page, set back LDT pages read/write before freeing them. (user_ldt_free) [MACH_XEN]: Likewise. 2007-04-18 Samuel Thibault <samuel.thibault@ens-lyon.org> * device/ds_routines.c [MACH_HYP]: Add hypervisor block and net devices. 2007-02-19 Thomas Schwinge <tschwinge@gnu.org> * i386/xen/Makefrag.am [PLATFORM_xen] (gnumach_LINKFLAGS): Define. * Makefrag.am: Include `xen/Makefrag.am'. * configure.ac: Include `xen/configfrag.ac'. (--enable-platform): Support the `xen' platform. * i386/configfrag.ac: Likewise. * i386/Makefrag.am [PLATFORM_xen]: Include `i386/xen/Makefrag.am'. 2007-02-19 Samuel Thibault <samuel.thibault@ens-lyon.org> Thomas Schwinge <tschwinge@gnu.org> * i386/xen/Makefrag.am: New file. * xen/Makefrag.am: Likewise. * xen/configfrag.ac: Likewise. 2007-02-11 (and later dates) Samuel Thibault <samuel.thibault@ens-lyon.org> Xen support * Makefile.am (clib_routines): Add _start. * Makefrag.am (include_mach_HEADERS): Add include/mach/xen.h. * device/cons.c (cnputc): Call hyp_console_write. * i386/Makefrag.am (libkernel_a_SOURCES): Move non-Xen source to [PLATFORM_at]. * i386/i386/debug_trace.S: Include <i386/xen.h> * i386/i386/fpu.c [MACH_HYP] (init_fpu): Call set_ts() and clear_ts(), do not enable CR0_EM. * i386/i386/gdt.c: Include <mach/xen.h> and <intel/pmap.h>. [MACH_XEN]: Make gdt array extern. [MACH_XEN] (gdt_init): Register gdt with hypervisor. Request 4gb segments assist. Shift la_shift. [MACH_PSEUDO_PHYS] (gdt_init): Shift pfn_list. * i386/i386/gdt.h [MACH_XEN]: Don't define KERNEL_LDT and LINEAR_DS. * i386/i386/i386asm.sym: Include <i386/xen.h>. [MACH_XEN]: Remove KERNEL_LDT, Add shared_info's CPU_CLI, CPU_PENDING, CPU_PENDING_SEL, PENDING, EVTMASK and CR2. * i386/i386/idt.c [MACH_HYP] (idt_init): Register trap table with hypervisor. * i386/i386/idt_inittab.S: Include <i386/i386asm.h>. [MACH_XEN]: Set IDT_ENTRY() for hypervisor. Set trap table terminator. * i386/i386/ktss.c [MACH_XEN] (ktss_init): Request exception task switch from hypervisor. * i386/i386/ldt.c: Include <mach/xen.h> and <intel/pmap.h> [MACH_XEN]: Make ldt array extern. [MACH_XEN] (ldt_init): Set ldt readwrite. [MACH_HYP] (ldt_init): Register ldt with hypervisor. * i386/i386/locore.S: Include <i386/xen.h>. Handle KERNEL_RING == 1 case. [MACH_XEN]: Read hyp_shared_info's CR2 instead of %cr2. [MACH_PSEUDO_PHYS]: Add mfn_to_pfn computation. [MACH_HYP]: Drop Cyrix I/O-based detection. Read cr3 instead of %cr3. Make hypervisor call for pte invalidation. * i386/i386/mp_desc.c: Include <mach/xen.h>. [MACH_HYP] (mp_desc_init): Panic. * i386/i386/pcb.c: Include <mach/xen.h>. [MACH_XEN] (switch_ktss): Request stack switch from hypervisor. [MACH_HYP] (switch_ktss): Request ldt and gdt switch from hypervisor. * i386/i386/phys.c: Include <mach/xen.h> [MACH_PSEUDO_PHYS] (kvtophys): Do page translation. * i386/i386/proc_reg.h [MACH_HYP] (cr3): New declaration. (set_cr3, get_cr3, set_ts, clear_ts): Implement macros. * i386/i386/seg.h [MACH_HYP]: Define KERNEL_RING macro. Include <mach/xen.h> [MACH_XEN] (fill_descriptor): Register descriptor with hypervisor. * i386/i386/spl.S: Include <i386/xen.h> and <i386/i386/asm.h> [MACH_XEN] (pic_mask): #define to int_mask. [MACH_XEN] (SETMASK): Implement. * i386/i386/vm_param.h [MACH_XEN] (HYP_VIRT_START): New macro. [MACH_XEN]: Set VM_MAX_KERNEL_ADDRESS to HYP_VIRT_START- LINEAR_MIN_KERNEL_ADDRESS + VM_MIN_KERNEL_ADDRESS. Increase KERNEL_STACK_SIZE and INTSTACK_SIZE to 4 pages. * i386/i386at/conf.c [MACH_HYP]: Remove hardware devices, add hypervisor console device. * i386/i386at/cons_conf.c [MACH_HYP]: Add hypervisor console device. * i386/i386at/model_dep.c: Include <sys/types.h>, <mach/xen.h>. [MACH_XEN] Include <xen/console.h>, <xen/store.h>, <xen/evt.h>, <xen/xen.h>. [MACH_PSEUDO_PHYS]: New boot_info, mfn_list, pfn_list variables. [MACH_XEN]: New la_shift variable. [MACH_HYP] (avail_next, mem_size_init): Drop BIOS skipping mecanism. [MACH_HYP] (machine_init): Call hyp_init(), drop hardware initialization. [MACH_HYP] (machine_idle): Call hyp_idle(). [MACH_HYP] (halt_cpu): Call hyp_halt(). [MACH_HYP] (halt_all_cpus): Call hyp_reboot() or hyp_halt(). [MACH_HYP] (i386at_init): Initialize with hypervisor. [MACH_XEN] (c_boot_entry): Add Xen-specific initialization. [MACH_HYP] (init_alloc_aligned, pmap_valid_page): Drop zones skipping mecanism. * i386/intel/pmap.c: Include <mach/xen.h>. [MACH_PSEUDO_PHYS] (WRITE_PTE): Do page translation. [MACH_HYP] (INVALIDATE_TLB): Request invalidation from hypervisor. [MACH_XEN] (pmap_map_bd, pmap_create, pmap_destroy, pmap_remove_range) (pmap_page_protect, pmap_protect, pmap_enter, pmap_change_wiring) (pmap_attribute_clear, pmap_unmap_page_zero, pmap_collect): Request MMU update from hypervisor. [MACH_XEN] (pmap_bootstrap): Request pagetable initialization from hypervisor. [MACH_XEN] (pmap_set_page_readwrite, pmap_set_page_readonly) (pmap_set_page_readonly_init, pmap_clear_bootstrap_pagetable) (pmap_map_mfn): New functions. * i386/intel/pmap.h [MACH_XEN] (INTEL_PTE_GLOBAL): Disable global page support. [MACH_PSEUDO_PHYS] (pte_to_pa): Do page translation. [MACH_XEN] (pmap_set_page_readwrite, pmap_set_page_readonly) (pmap_set_page_readonly_init, pmap_clear_bootstrap_pagetable) (pmap_map_mfn): Declare functions. * i386/i386/xen.h: New file. * i386/xen/xen.c: New file. * i386/xen/xen_boothdr.S: New file. * i386/xen/xen_locore.S: New file. * include/mach/xen.h: New file. * kern/bootstrap.c [MACH_XEN] (boot_info): Declare variable. [MACH_XEN] (bootstrap_create): Rebase multiboot header. * kern/debug.c: Include <mach/xen.h>. [MACH_HYP] (panic): Call hyp_crash() without delay. * linux/dev/include/asm-i386/segment.h [MACH_HYP] (KERNEL_CS) (KERNEL_DS): Use ring 1. * xen/block.c: New file. * xen/block.h: Likewise. * xen/console.c: Likewise. * xen/console.h: Likewise. * xen/evt.c: Likewise. * xen/evt.h: Likewise. * xen/grant.c: Likewise. * xen/grant.h: Likewise. * xen/net.c: Likewise. * xen/net.h: Likewise. * xen/ring.c: Likewise. * xen/ring.h: Likewise. * xen/store.c: Likewise. * xen/store.h: Likewise. * xen/time.c: Likewise. * xen/time.h: Likewise. * xen/xen.c: Likewise. * xen/xen.h: Likewise. * xen/public/COPYING: Import file from Xen. * xen/public/callback.h: Likewise. * xen/public/dom0_ops.h: Likewise. * xen/public/domctl.h: Likewise. * xen/public/elfnote.h: Likewise. * xen/public/elfstructs.h: Likewise. * xen/public/event_channel.h: Likewise. * xen/public/features.h: Likewise. * xen/public/grant_table.h: Likewise. * xen/public/kexec.h: Likewise. * xen/public/libelf.h: Likewise. * xen/public/memory.h: Likewise. * xen/public/nmi.h: Likewise. * xen/public/physdev.h: Likewise. * xen/public/platform.h: Likewise. * xen/public/sched.h: Likewise. * xen/public/sysctl.h: Likewise. * xen/public/trace.h: Likewise. * xen/public/vcpu.h: Likewise. * xen/public/version.h: Likewise. * xen/public/xen-compat.h: Likewise. * xen/public/xen.h: Likewise. * xen/public/xencomm.h: Likewise. * xen/public/xenoprof.h: Likewise. * xen/public/arch-x86/xen-mca.h: Likewise. * xen/public/arch-x86/xen-x86_32.h: Likewise. * xen/public/arch-x86/xen-x86_64.h: Likewise. * xen/public/arch-x86/xen.h: Likewise. * xen/public/arch-x86_32.h: Likewise. * xen/public/arch-x86_64.h: Likewise. * xen/public/io/blkif.h: Likewise. * xen/public/io/console.h: Likewise. * xen/public/io/fbif.h: Likewise. * xen/public/io/fsif.h: Likewise. * xen/public/io/kbdif.h: Likewise. * xen/public/io/netif.h: Likewise. * xen/public/io/pciif.h: Likewise. * xen/public/io/protocols.h: Likewise. * xen/public/io/ring.h: Likewise. * xen/public/io/tpmif.h: Likewise. * xen/public/io/xenbus.h: Likewise. * xen/public/io/xs_wire.h: Likewise.
2009-11-22Do not fail if no PTE maps virtual address 0Samuel Thibault
* i386/intel/pmap.c (pmap_unmap_page_zero): Do not fail if no PTE maps virtual address 0.
2009-11-22Add pmap parameter to INVALIDATE_TLBSamuel Thibault
* i386/intel/pmap.c (INVALIDATE_TLB): Add pmap parameter. (PMAP_UPDATE_TLBS): Pass pmap parameter. (process_pmap_updates): Likewise. (pmap_unmap_page_zero): Use INVALIDATE_TLB instead of hardcoding it.
2009-11-22Add phys_first_addr and phys_last_addr declarationSamuel Thibault
* i386/i386/model_dep.h (phys_first_addr, phys_last_addr): New declarations. * i386/i386/trap.c: Include <i386/model_dep.h> (user_trap): Remove extern declaration of phys_last_addr. * i386/intel/pmap.c: Include <i386/model_dep.h> (phys_first_addr, phys_last_addr): Remove extern declaration.
2009-11-22Add missing phystokv/kvtophys conversionsSamuel Thibault
* i386/i386/mp_desc.c (interrupt_stack_alloc): Apply phystokv to stack_start. * i386/i386at/model_dep.c (i386at_init): Apply phystokv to memory allocated to duplicate multiboot information. Apply _kvtophys before calling set_cr3. Apply phystokv to phys_last_addr before assigning to int_stack_high. * i386/intel/pmap.c (pmap_bootstrap): Apply phystokv to phys_last_addr, use kernel_virtual_start instead of phys_last_addr. Apply phystokv to allocated bootstrap page table pages. Apply _kvtophys to page table pointers before writing into page table. (pmap_enter): Apply phystokv to allocated page table page, apply kvtophys to deallocated page table page.
2009-10-25Fix warningSamuel Thibault
* i386/intel/pmap.c (i): Declare only when [NCPUS > 1].
2009-10-14Fix macro escapesSamuel Thibault
i386/intel/pmap.c (INVALIDATE_TLB): Fix macro escapes
2009-06-182009-02-26 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
* i386/i386/prog_reg.h (invlpg_linear): Rename macro into... (invlpg_linear_range): ... this. (invlpg_linear): New macro. * i386/intel/pmap.c (INVALIDATE_TLB): Call invlpg_linear instead of flush_tlb when e - S is compile-time known to be PAGE_SIZE, instead of run-time known to be less than 32 * PAGE_SIZE.
2009-06-182009-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
* i386/intel/pmap.c (INVALIDATE_TLB): For now, disable use of invlpg.
2009-06-182009-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
* i386/i386/gdt.h (LINEAR_DS): New macro. * i386/i386/gdt.c (gdt_init): Initialize LINEAR_DS descriptor. * i386/i386/proc_reg.h (invlpg_user): Rename macro into... (invlpg_linear): ... this. Use movw instead of movl to set KERNEL_DS selector. Use LINEAR_DS selector instead of USER_DS selector. * i386/intel/pmap.c (INVALIDATE_TLB): Call invlpg_linear instead of invlpg_user.
2009-06-182008-12-30 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
* i386/i386/proc_reg.h [__ASSEMBLER__ && __GNUC__]: Include <i386/gdt.h> and <i386/ldt.h> (invlpg_user): New macro. * i386/intel/pmap.c (INVALIDATE_TLB): Call invlpg_user instead of invlpg. (pmap_remove, pmap_page_protect, pmap_protect, pmap_enter, pmap_collect, phys_attribute_clear): Call PMAP_UPDATE_TLBS after pde update instead of before.
2009-06-182008-12-29 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
* i386/intel/pmap.c (pmap_bootstrap): Extend kernel virtual memory to at least the size of the physical memory.
2009-06-182008-11-27 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
* i386/i386/proc_reg.h (invlpg): New macro. * i386/intel/pmap.c (INVALIDATE_TLB): If portion to be flushed is less than 32 pages, use calls to invlpg instead of flush_tlb.
2009-06-182008-11-10 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
* i386/i386/i386asm.sym (PTE_SIZE): New assembly macro. * i386/i386/locore.S (copyout_retry): take PTE_SIZE into account. * i386/intel/pmap.c (pmap_bootstrap, pmap_create): Use WRITE_PTE instead of dereference.
2009-06-182008-11-10 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
[task #8135 --- ``PAE for GNU Mach'] * i386/configfrag.ac: Add --enable-pae option, which defines PAE. * i386/i386/i386asm.sym (PDPSHIFT, PDEMASK): New assembly macros. * i386/i386/locore.S [PAE] (copyout_retry): Use page directory pointer bits. * i386/i386at/model_dep.c [PAE] (i386at_init): Set second initial 2MB page. Enable PAE bit. Set cr3 to page directory pointer table instead of page directory. * i386/intel/pmap.c [PAE] (pmap_bootstrap, pmap_create): Allocate 4 pages for dirbase. Setup pdpbase. [PAE] (pmap_destroy): Free 4 pages from dirbase. Free pdpbase. * i386/intel/pmap.h [PAE] (pt_entry_t): Typedef to unsigned long long. [PAE] (PDPSHIFT, PDPNUM, PDPMASK): New macros. [PAE] (PDESHIFT, PDEMASK, PTEMASK): Set to PAE values. [PAE] (lin2pdenum, NPDES): Make them take the page directory pointer index into account too. [PAE] (struct pmap): Add `pdpbase' member. (set_dirbase): Remove macro, replaced by... (set_pmap): New macro, taking a pmap instead of the dirbase. (PMAP_ACTIVATE_USER): Use set_pmap instead of set_dirbase.
2009-06-182008-07-23 Barry deFreese <bddebian@comcast.net>Samuel Thibault
* i386/i386/locore.h (copyinmsg, copyoutmsg): Make parameters const void* and void* instead of vm_offset_t. * i386/i386at/com.c (comportdeath): Cast port as ipc_port_t in tty_portdeath call. * i386/i386at/kd.c (kdportdeath): Likewise. * i386/i386at/lpr.c (lprportdeath): Likewise. * i386/i386at/kd_mouse.c (mouse_handle_byte): Cast param to wakeup() as vm_offset_t. * i386/intel/pmap.c (pmap_destroy): Cast arg 2 of kmem_free() to vm_offset_t. * i386/intel/pmap.h: Cast all arg 1 params to kvtophy() to vm_offset_t. * ipc/ipc_kmsg.c: Remove casts from params to copyinmsg and copyoutmsg calls. * ipc/mach_msg.c: Likewise. * kern/exceptions.c: Likewise. * ipc/mach_msg.c: Remove casts from params to copyout calls. * ipc/bootstrap.c: Likewise. * kern/ipc_tt.c (mach_ports_register): Cast memory[i] as ipc_port_t in assignment.
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.
2009-06-182007-11-18 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
* i386/intel/pmap.c (pmap_map_bd): Use INTEL_PTE_NCACHE|INTEL_PTE_WTHRU. Get pmap lock.
2009-06-182007-07-04 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
* i386/intel/pmap.c (pmap_enter): Use INTEL_PTE_NCACHE|INTEL_PTE_WTHRU when cpu >= 486 and physical address is after memory end.
2009-06-182007-05-05 Thomas Schwinge <tschwinge@gnu.org>Thomas Schwinge
* i386/intel/read_fault.c (intel_read_fault): Remove the last parameter from the calls of `vm_map_lookup'.
2009-06-182007-04-30 Thomas Schwinge <tschwinge@gnu.org>Thomas Schwinge
We're not in the eighties anymore. List arguments in function prototypes and definitions for a lot of symbols. Also drop some unused prototypes. I refrain from listing every changed symbol. * chips/busses.h: Do as described. * ddb/db_break.c: Likewise. * ddb/db_break.h: Likewise. * ddb/db_command.c: Likewise. * ddb/db_command.h: Likewise. * ddb/db_lex.c: Likewise. * ddb/db_lex.h: Likewise. * ddb/db_output.c: Likewise. * ddb/db_output.h: Likewise. * ddb/db_sym.h: Likewise. * ddb/db_task_thread.c: Likewise. * ddb/db_task_thread.h: Likewise. * ddb/db_variables.h: Likewise. * ddb/db_watch.c: Likewise. * ddb/db_watch.h: Likewise. * device/buf.h: Likewise. * device/conf.h: Likewise. * device/dev_hdr.h: Likewise. * device/ds_routines.h: Likewise. * device/if_ether.h: Likewise. * device/io_req.h: Likewise. * device/net_io.h: Likewise. * i386/i386/io_port.h: Likewise. * i386/i386/lock.h: Likewise. * i386/i386/mp_desc.c: Likewise. * i386/i386/mp_desc.h: Likewise. * i386/i386/proc_reg.h: Likewise. * i386/i386/user_ldt.h: Likewise. * i386/i386at/kd_queue.h: Likewise. * i386/i386at/kdsoft.h: Likewise. * i386/intel/pmap.c: Likewise. * i386/intel/pmap.h: Likewise. * include/mach/mach_traps.h: Likewise. * ipc/ipc_entry.h: Likewise. * ipc/ipc_hash.h: Likewise. * ipc/ipc_kmsg.h: Likewise. * ipc/ipc_marequest.c: Likewise. * ipc/ipc_marequest.h: Likewise. * ipc/ipc_mqueue.h: Likewise. * ipc/ipc_notify.h: Likewise. * ipc/ipc_object.h: Likewise. * ipc/ipc_port.h: Likewise. * ipc/ipc_pset.h: Likewise. * ipc/ipc_right.h: Likewise. * ipc/ipc_space.h: Likewise. * ipc/ipc_table.h: Likewise. * ipc/mach_msg.c: Likewise. * ipc/mach_msg.h: Likewise. * kern/ast.c: Likewise. * kern/ast.h: Likewise. * kern/debug.c: Likewise. * kern/debug.h: Likewise. * kern/ipc_tt.c: Likewise. * kern/ipc_tt.h: Likewise. * kern/mach_factor.c: Likewise. * kern/mach_factor.h: Likewise. * kern/printf.c: Likewise. * kern/printf.h: Likewise. * kern/queue.h: Likewise. * kern/sched.h: Likewise. * kern/syscall_subr.c: Likewise. * kern/syscall_subr.h: Likewise. * kern/task.h: Likewise. * kern/thread_swap.c: Likewise. * kern/thread_swap.h: Likewise. * kern/timer.h: Likewise. * kern/xpr.c: Likewise. * kern/xpr.h: Likewise. * kern/zalloc.c: Likewise. * kern/zalloc.h: Likewise. * ipc/ipc_port.h: Don't include <ipc/ipc_space.h>. * device/net_io.h: Include <device/if_hdr.h> and <device/io_req.h>. * ipc/ipc_entry.h: Include <mach/mach_types.h> and <ipc/ipc_types.h>. * ipc/ipc_kmsg.h: Include <ipc/ipc_object.h>, <ipc/ipc_types.h> and <vm/vm_map.h>. * ipc/ipc_marequest.h: Include <mach_debug/hash_info.h> and <ipc/ipc_types.h>. * ipc/ipc_object.h: Include <ipc/ipc_types.h>. * ipc/ipc_right.h: Include <ipc/ipc_entry.h>. * ipc/ipc_space.h: Include <mach/mach_types.h> and <ipc/ipc_types.h>. * kern/ipc_tt.h: Include <mach/mach_types.h>. * kern/sched.h: Include <kern/kern_types.h>. * ipc/ipc_hash.c (ipc_hash_index_t): Move type definition... * ipc/ipc_hash.h: ... into here.
2009-06-182006-12-30 Richard Braun <syn@hurdfr.org>Samuel Thibault
Add alignment support in the zone allocator. * kern/zalloc.c (ALIGN_SIZE_UP): New macro. (zinit): New `align' parameter. (zget_space): Likewise. (zalloc): Updated call to zget_space() with the zone alignment. * kern/zalloc.h (zone): New member `align'. (zinit): Declaration updated as required. * device/dev_lookup.c (dev_lookup_init): Updated call to zinit() with alignment of 0. * device/dev_pager.c (dev_pager_hash_init): Likewise. (device_pager_init): Likewise. * device/ds_routines.c (ds_init): Likewise. (ds_trap_init): Likewise. * device/net_io.c (net_io_init): Likewise. * i386/i386/fpu.c (fpu_module_init): Likewise. * i386/i386/pcb.c (pcb_module_init): Likewise. * i386/intel/pmap.c (pmap_init): Likewise. * ipc/ipc_init.c (ipc_bootstrap): Likewise. * ipc/ipc_marequest.c (ipc_marequest_init): Likewise. * kern/act.c (global_act_init): Likewise. * kern/kalloc.c (kalloc_init): Likewise. * kern/processor.c (pset_sys_init): Likewise. * kern/task.c (task_init): Likewise. * kern/thread.c (thread_init): Likewise. * kern/zalloc.c (zone_bootstrap): Likewise. * vm/vm_external.c (vm_external_module_initialize): Likewise. * vm/vm_fault.c (vm_fault_init): Likewise. * vm/vm_map.c (vm_map_init): Likewise. * vm/vm_object.c (vm_object_bootstrap): Likewise. * vm/vm_resident.c (vm_page_module_init): Likewise.
2009-06-182007-01-02 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
Fix loop indexing. * i386/intel/pmap.c (pmap_change_wiring): Increment pte in the unwiring loop.
2009-06-182007-01-02 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
Drop old and broken support for Olivetti XP7 & XP9 * i386/intel/pma.c [ORC] (OLIVETTICACHE): Remove macro. [OLIVETTICACHE] (pstart): Remove declaration. (CACHE_LINE, CACHE_SIZE, CACHE_PAGE, WRITE_PTE, WRITE_PTE_FAST): Remove macros. [OLIVETTICACHE] (write_pte): Remove function. * DEVELOPMENT: Document the removal.
2009-06-182006-12-19 Samuel Thibault <samuel.thibault@ens-lyon.org>Samuel Thibault
Add support for global pages. * i386/i386at/model_dep.c: Include <i386/locore.h>. (i386at_init): Set CR4_PGE if available. (c_boot_entry): Call discover_x86_cpu_type() before i386at_init(). * i386/intel/pmap.c: Include <i386/locore.h>. (pmap_map_bd): Use INTEL_PTE_GLOBAL if available. (pmap_bootstrap): Likewise.
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