Date: Thu, 31 Jul 2003 12:37:52 -0700 (PDT) From: John Baldwin <jhb@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 35280 for review Message-ID: <200307311937.h6VJbqLm094357@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=35280 Change 35280 by jhb@jhb_laptop on 2003/07/31 12:37:29 IFC @35277. Affected files ... .. //depot/projects/smpng/sys/alpha/alpha/busdma_machdep.c#20 integrate .. //depot/projects/smpng/sys/alpha/alpha/machdep.c#60 integrate .. //depot/projects/smpng/sys/alpha/alpha/mp_machdep.c#20 integrate .. //depot/projects/smpng/sys/alpha/alpha/pmap.c#49 integrate .. //depot/projects/smpng/sys/alpha/alpha/support.s#8 integrate .. //depot/projects/smpng/sys/alpha/alpha/vm_machdep.c#25 integrate .. //depot/projects/smpng/sys/alpha/conf/GENERIC#31 integrate .. //depot/projects/smpng/sys/alpha/conf/NOTES#6 integrate .. //depot/projects/smpng/sys/alpha/include/alpha_cpu.h#6 integrate .. //depot/projects/smpng/sys/alpha/include/bus.h#12 integrate .. //depot/projects/smpng/sys/alpha/include/param.h#7 integrate .. //depot/projects/smpng/sys/alpha/include/ucontext.h#5 integrate .. //depot/projects/smpng/sys/amd64/acpica/OsdEnvironment.c#3 integrate .. //depot/projects/smpng/sys/amd64/acpica/acpi_machdep.c#2 integrate .. //depot/projects/smpng/sys/amd64/acpica/acpi_wakeup.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/amd64-gdbstub.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/amd64_mem.c#1 branch .. //depot/projects/smpng/sys/amd64/amd64/atomic.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/autoconf.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/busdma_machdep.c#5 integrate .. //depot/projects/smpng/sys/amd64/amd64/critical.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/db_disasm.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/db_interface.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/db_trace.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/dump_machdep.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/elf_machdep.c#3 integrate .. //depot/projects/smpng/sys/amd64/amd64/genassym.c#6 integrate .. //depot/projects/smpng/sys/amd64/amd64/identcpu.c#4 integrate .. //depot/projects/smpng/sys/amd64/amd64/in_cksum.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/initcpu.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/legacy.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/machdep.c#11 integrate .. //depot/projects/smpng/sys/amd64/amd64/mem.c#4 integrate .. //depot/projects/smpng/sys/amd64/amd64/nexus.c#5 integrate .. //depot/projects/smpng/sys/amd64/amd64/pmap.c#8 integrate .. //depot/projects/smpng/sys/amd64/amd64/sys_machdep.c#3 integrate .. //depot/projects/smpng/sys/amd64/amd64/trap.c#8 integrate .. //depot/projects/smpng/sys/amd64/amd64/tsc.c#2 integrate .. //depot/projects/smpng/sys/amd64/amd64/vm_machdep.c#6 integrate .. //depot/projects/smpng/sys/amd64/ia32/ia32_genassym.c#2 integrate .. //depot/projects/smpng/sys/amd64/ia32/ia32_misc.c#2 integrate .. //depot/projects/smpng/sys/amd64/ia32/ia32_signal.c#3 integrate .. //depot/projects/smpng/sys/amd64/ia32/ia32_syscall.c#3 integrate .. //depot/projects/smpng/sys/amd64/ia32/ia32_sysvec.c#4 integrate .. //depot/projects/smpng/sys/amd64/include/bus_dma.h#6 integrate .. //depot/projects/smpng/sys/amd64/include/ieeefp.h#2 integrate .. //depot/projects/smpng/sys/amd64/include/npx.h#3 integrate .. //depot/projects/smpng/sys/amd64/include/param.h#5 integrate .. //depot/projects/smpng/sys/amd64/isa/clock.c#2 integrate .. //depot/projects/smpng/sys/amd64/isa/intr_machdep.c#2 integrate .. //depot/projects/smpng/sys/amd64/isa/isa.c#2 integrate .. //depot/projects/smpng/sys/amd64/isa/isa_dma.c#2 integrate .. //depot/projects/smpng/sys/amd64/isa/ithread.c#2 integrate .. //depot/projects/smpng/sys/amd64/isa/npx.c#2 integrate .. //depot/projects/smpng/sys/amd64/pci/pci_bus.c#2 integrate .. //depot/projects/smpng/sys/amd64/pci/pci_cfgreg.c#2 integrate .. //depot/projects/smpng/sys/cam/cam_ccb.h#4 integrate .. //depot/projects/smpng/sys/cam/scsi/scsi_cd.c#18 integrate .. //depot/projects/smpng/sys/cam/scsi/scsi_da.c#42 integrate .. //depot/projects/smpng/sys/coda/coda_fbsd.c#6 integrate .. //depot/projects/smpng/sys/coda/coda_vnops.c#12 integrate .. //depot/projects/smpng/sys/compat/linprocfs/linprocfs.c#29 integrate .. //depot/projects/smpng/sys/compat/linux/linux_misc.c#40 integrate .. //depot/projects/smpng/sys/conf/NOTES#50 integrate .. //depot/projects/smpng/sys/conf/files#83 integrate .. //depot/projects/smpng/sys/conf/files.alpha#23 integrate .. //depot/projects/smpng/sys/conf/files.i386#43 integrate .. //depot/projects/smpng/sys/conf/files.pc98#44 integrate .. //depot/projects/smpng/sys/conf/kern.post.mk#23 integrate .. //depot/projects/smpng/sys/conf/kern.pre.mk#22 integrate .. //depot/projects/smpng/sys/conf/kmod.mk#20 integrate .. //depot/projects/smpng/sys/conf/newvers.sh#7 integrate .. //depot/projects/smpng/sys/conf/options#57 integrate .. //depot/projects/smpng/sys/conf/options.i386#30 integrate .. //depot/projects/smpng/sys/conf/options.pc98#31 integrate .. //depot/projects/smpng/sys/contrib/dev/acpica/dbcmds.c#15 integrate .. //depot/projects/smpng/sys/ddb/db_command.c#15 integrate .. //depot/projects/smpng/sys/ddb/db_output.c#8 integrate .. //depot/projects/smpng/sys/ddb/db_ps.c#22 integrate .. //depot/projects/smpng/sys/ddb/ddb.h#9 integrate .. //depot/projects/smpng/sys/dev/acpica/acpi.c#45 integrate .. //depot/projects/smpng/sys/dev/acpica/acpi_button.c#8 integrate .. //depot/projects/smpng/sys/dev/acpica/acpi_ec.c#19 integrate .. //depot/projects/smpng/sys/dev/acpica/acpi_isab.c#3 integrate .. //depot/projects/smpng/sys/dev/acpica/acpivar.h#27 integrate .. //depot/projects/smpng/sys/dev/ahb/ahb.c#9 integrate .. //depot/projects/smpng/sys/dev/amd/amd.c#7 integrate .. //depot/projects/smpng/sys/dev/ata/atapi-cam.c#10 integrate .. //depot/projects/smpng/sys/dev/ath/if_ath.c#4 integrate .. //depot/projects/smpng/sys/dev/ath/if_athvar.h#3 integrate .. //depot/projects/smpng/sys/dev/bge/if_bge.c#30 integrate .. //depot/projects/smpng/sys/dev/bge/if_bgereg.h#17 integrate .. //depot/projects/smpng/sys/dev/buslogic/bt.c#11 integrate .. //depot/projects/smpng/sys/dev/ed/if_ed_pccard.c#16 integrate .. //depot/projects/smpng/sys/dev/em/if_em.h#16 integrate .. //depot/projects/smpng/sys/dev/ep/if_ep.c#8 integrate .. //depot/projects/smpng/sys/dev/ep/if_ep_eisa.c#4 integrate .. //depot/projects/smpng/sys/dev/ep/if_ep_isa.c#4 integrate .. //depot/projects/smpng/sys/dev/ep/if_ep_mca.c#3 integrate .. //depot/projects/smpng/sys/dev/ep/if_ep_pccard.c#8 integrate .. //depot/projects/smpng/sys/dev/ep/if_epreg.h#2 integrate .. //depot/projects/smpng/sys/dev/ep/if_epvar.h#3 integrate .. //depot/projects/smpng/sys/dev/fatm/if_fatm.c#4 integrate .. //depot/projects/smpng/sys/dev/fatm/if_fatmvar.h#2 integrate .. //depot/projects/smpng/sys/dev/firewire/firewire.c#22 integrate .. //depot/projects/smpng/sys/dev/firewire/fwdma.c#4 integrate .. //depot/projects/smpng/sys/dev/firewire/fwohci.c#20 integrate .. //depot/projects/smpng/sys/dev/firewire/fwohci_pci.c#16 integrate .. //depot/projects/smpng/sys/dev/firewire/fwohcireg.h#8 integrate .. //depot/projects/smpng/sys/dev/firewire/if_fwe.c#12 integrate .. //depot/projects/smpng/sys/dev/firewire/sbp.c#22 integrate .. //depot/projects/smpng/sys/dev/fxp/if_fxp.c#42 integrate .. //depot/projects/smpng/sys/dev/harp/if_harp.c#1 branch .. //depot/projects/smpng/sys/dev/hatm/if_hatm.c#4 integrate .. //depot/projects/smpng/sys/dev/hatm/if_hatm_ioctl.c#3 integrate .. //depot/projects/smpng/sys/dev/hatm/if_hatm_tx.c#3 integrate .. //depot/projects/smpng/sys/dev/hatm/if_hatmvar.h#2 integrate .. //depot/projects/smpng/sys/dev/hea/eni_if.c#3 integrate .. //depot/projects/smpng/sys/dev/hfa/fore_aali.h#2 integrate .. //depot/projects/smpng/sys/dev/hfa/fore_command.c#5 integrate .. //depot/projects/smpng/sys/dev/hfa/fore_if.c#3 integrate .. //depot/projects/smpng/sys/dev/hfa/fore_init.c#4 integrate .. //depot/projects/smpng/sys/dev/hfa/fore_intr.c#2 integrate .. //depot/projects/smpng/sys/dev/hfa/fore_output.c#6 integrate .. //depot/projects/smpng/sys/dev/hfa/fore_var.h#4 integrate .. //depot/projects/smpng/sys/dev/hfa/fore_vcm.c#2 integrate .. //depot/projects/smpng/sys/dev/hfa/hfa_freebsd.c#5 integrate .. //depot/projects/smpng/sys/dev/hfa/hfa_freebsd.h#2 integrate .. //depot/projects/smpng/sys/dev/ie/if_ie.c#6 integrate .. //depot/projects/smpng/sys/dev/lnc/if_lnc.c#7 integrate .. //depot/projects/smpng/sys/dev/md/md.c#39 integrate .. //depot/projects/smpng/sys/dev/patm/if_patm.c#2 integrate .. //depot/projects/smpng/sys/dev/patm/if_patm_ioctl.c#2 integrate .. //depot/projects/smpng/sys/dev/patm/if_patm_rx.c#2 integrate .. //depot/projects/smpng/sys/dev/patm/if_patm_tx.c#2 integrate .. //depot/projects/smpng/sys/dev/pccard/pccarddevs#28 integrate .. //depot/projects/smpng/sys/dev/pccard/pccarddevs.h#28 integrate .. //depot/projects/smpng/sys/dev/pci/pci.c#30 integrate .. //depot/projects/smpng/sys/dev/pdq/if_fea.c#6 integrate .. //depot/projects/smpng/sys/dev/raidframe/rf_freebsdkintf.c#9 integrate .. //depot/projects/smpng/sys/dev/rp/rp.c#12 integrate .. //depot/projects/smpng/sys/dev/safe/safe.c#1 branch .. //depot/projects/smpng/sys/dev/safe/safereg.h#1 branch .. //depot/projects/smpng/sys/dev/safe/safevar.h#1 branch .. //depot/projects/smpng/sys/dev/syscons/dragon/dragon_saver.c#2 integrate .. //depot/projects/smpng/sys/dev/syscons/fire/fire_saver.c#3 integrate .. //depot/projects/smpng/sys/dev/syscons/logo/logo_saver.c#4 integrate .. //depot/projects/smpng/sys/dev/syscons/warp/warp_saver.c#4 integrate .. //depot/projects/smpng/sys/dev/usb/umass.c#27 integrate .. //depot/projects/smpng/sys/dev/usb/usb_mem.c#2 integrate .. //depot/projects/smpng/sys/dev/utopia/utopia.c#3 integrate .. //depot/projects/smpng/sys/dev/wi/if_wi.c#54 integrate .. //depot/projects/smpng/sys/dev/wi/if_wi_pccard.c#21 integrate .. //depot/projects/smpng/sys/dev/wi/if_wi_pci.c#14 integrate .. //depot/projects/smpng/sys/dev/wi/if_wivar.h#15 integrate .. //depot/projects/smpng/sys/fs/hpfs/hpfs_vfsops.c#19 integrate .. //depot/projects/smpng/sys/fs/msdosfs/msdosfs_vfsops.c#20 integrate .. //depot/projects/smpng/sys/fs/ntfs/ntfs_subr.c#14 integrate .. //depot/projects/smpng/sys/fs/ntfs/ntfs_vfsops.c#18 integrate .. //depot/projects/smpng/sys/fs/nwfs/nwfs_io.c#9 integrate .. //depot/projects/smpng/sys/fs/smbfs/smbfs_io.c#13 integrate .. //depot/projects/smpng/sys/fs/smbfs/smbfs_vfsops.c#19 integrate .. //depot/projects/smpng/sys/fs/smbfs/smbfs_vnops.c#20 integrate .. //depot/projects/smpng/sys/fs/udf/udf_vfsops.c#10 integrate .. //depot/projects/smpng/sys/fs/unionfs/union_subr.c#15 integrate .. //depot/projects/smpng/sys/fs/unionfs/union_vnops.c#11 integrate .. //depot/projects/smpng/sys/geom/geom_ccd.c#5 integrate .. //depot/projects/smpng/sys/geom/geom_mbr.c#23 integrate .. //depot/projects/smpng/sys/gnu/ext2fs/ext2_vfsops.c#23 integrate .. //depot/projects/smpng/sys/gnu/i386/fpemul/Changelog#2 delete .. //depot/projects/smpng/sys/gnu/i386/fpemul/README#2 delete .. 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//depot/projects/smpng/sys/i386/i386/locore.s#18 integrate .. //depot/projects/smpng/sys/i386/i386/machdep.c#63 integrate .. //depot/projects/smpng/sys/i386/i386/math_emu.h#3 delete .. //depot/projects/smpng/sys/i386/i386/math_emulate.c#9 delete .. //depot/projects/smpng/sys/i386/i386/mp_machdep.c#49 integrate .. //depot/projects/smpng/sys/i386/i386/mpapic.c#14 integrate .. //depot/projects/smpng/sys/i386/i386/pmap.c#43 integrate .. //depot/projects/smpng/sys/i386/i386/sys_machdep.c#31 integrate .. //depot/projects/smpng/sys/i386/i386/trap.c#60 integrate .. //depot/projects/smpng/sys/i386/ibcs2/imgact_coff.c#15 integrate .. //depot/projects/smpng/sys/i386/include/apic.h#9 integrate .. //depot/projects/smpng/sys/i386/include/asm.h#5 integrate .. //depot/projects/smpng/sys/i386/include/bus_dma.h#8 integrate .. //depot/projects/smpng/sys/i386/include/cpufunc.h#23 integrate .. //depot/projects/smpng/sys/i386/include/frame.h#3 integrate .. //depot/projects/smpng/sys/i386/include/pcpu.h#7 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//depot/projects/smpng/sys/alpha/alpha/busdma_machdep.c#20 (text+ko) ==== @@ -25,7 +25,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/alpha/alpha/busdma_machdep.c,v 1.42 2003/07/01 21:20:51 mux Exp $"); +__FBSDID("$FreeBSD: src/sys/alpha/alpha/busdma_machdep.c,v 1.43 2003/07/27 13:52:09 mux Exp $"); #include <sys/param.h> #include <sys/bus.h> @@ -413,24 +413,29 @@ bus_dmamem_alloc(bus_dma_tag_t dmat, void** vaddr, int flags, bus_dmamap_t *mapp) { + int mflags; + + if (flags & BUS_DMA_NOWAIT) + mflags = M_NOWAIT; + else + mflags = M_WAITOK; + if (flags & BUS_DMA_ZERO) + mflags |= M_ZERO; + /* If we succeed, no mapping/bouncing will be required */ *mapp = &nobounce_dmamap; if ((dmat->maxsize <= PAGE_SIZE) && dmat->lowaddr >= ptoa(Maxmem)) { - *vaddr = malloc(dmat->maxsize, M_DEVBUF, - (flags & BUS_DMA_NOWAIT) ? M_NOWAIT : M_WAITOK); + *vaddr = malloc(dmat->maxsize, M_DEVBUF, mflags); } else { /* * XXX Use Contigmalloc until it is merged into this facility * and handles multi-seg allocations. Nobody is doing * multi-seg allocations yet though. */ - mtx_lock(&Giant); - *vaddr = contigmalloc(dmat->maxsize, M_DEVBUF, - (flags & BUS_DMA_NOWAIT) ? M_NOWAIT : M_WAITOK, + *vaddr = contigmalloc(dmat->maxsize, M_DEVBUF, mflags, 0ul, dmat->lowaddr, dmat->alignment? dmat->alignment : 1ul, dmat->boundary); - mtx_unlock(&Giant); } if (*vaddr == NULL) return (ENOMEM); @@ -894,13 +899,11 @@ if (bpage == NULL) break; - mtx_lock(&Giant); bpage->vaddr = (vm_offset_t)contigmalloc(PAGE_SIZE, M_DEVBUF, M_NOWAIT, 0ul, dmat->lowaddr, PAGE_SIZE, dmat->boundary); - mtx_unlock(&Giant); if (bpage->vaddr == 0) { free(bpage, M_DEVBUF); break; ==== //depot/projects/smpng/sys/alpha/alpha/machdep.c#60 (text+ko) ==== @@ -88,10 +88,11 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/alpha/alpha/machdep.c,v 1.205 2003/07/15 00:11:03 davidxu Exp $"); +__FBSDID("$FreeBSD: src/sys/alpha/alpha/machdep.c,v 1.211 2003/07/31 05:27:00 marcel Exp $"); #include "opt_compat.h" #include "opt_ddb.h" +#include "opt_kstack_pages.h" #include "opt_msgbuf.h" #include "opt_maxmem.h" @@ -548,6 +549,9 @@ alpha_pal_wrmces(alpha_pal_rdmces() & ~(ALPHA_MCES_DSC|ALPHA_MCES_DPC)); + /* Clear userland thread pointer */ + alpha_pal_wrunique(0); + /* * Find out what hardware we're on, and do basic initialization. */ @@ -2018,14 +2022,18 @@ if (clear_ret != 0) { mcp->mc_regs[FRAME_V0] = 0; mcp->mc_regs[FRAME_A4] = 0; + mcp->mc_regs[FRAME_A3] = 0; } /* * When the thread is the current thread, the user stack pointer * is not in the PCB; it must be read from the PAL. */ - if (td == curthread) + if (td == curthread) { mcp->mc_regs[FRAME_SP] = alpha_pal_rdusp(); + mcp->mc_thrptr = alpha_pal_rdunique(); + } else + mcp->mc_thrptr = 0; mcp->mc_format = _MC_REV0_TRAPFRAME; PROC_LOCK(curthread->td_proc); @@ -2047,6 +2055,12 @@ else if ((ret = set_fpcontext(td, mcp)) != 0) return (ret); + /* + * NOTE: We only need to restore mc_thrptr when the ucontext format + * is _MC_REV0_TRAPFRAME. Only get_mcontext() above creates such + * contexts and that's also the only place where we save the thread + * pointer in the context. + */ if (mcp->mc_format == _MC_REV0_SIGFRAME) { set_regs(td, (struct reg *)&mcp->mc_regs); val = (mcp->mc_regs[R_PS] | ALPHA_PSL_USERSET) & @@ -2056,10 +2070,15 @@ td->td_frame->tf_regs[FRAME_FLAGS] = 0; if (td == curthread) alpha_pal_wrusp(mcp->mc_regs[R_SP]); - } else { - if (td == curthread) + if (td == curthread) { alpha_pal_wrusp(mcp->mc_regs[FRAME_SP]); + alpha_pal_wrunique(mcp->mc_thrptr); + } else { + td->td_pcb->pcb_hw.apcb_usp = mcp->mc_regs[FRAME_SP]; + td->td_pcb->pcb_hw.apcb_unique = mcp->mc_thrptr; + } + /* * The context is a trapframe, so just copy it over the * threads frame. @@ -2361,9 +2380,3 @@ pcpu->pc_idlepcb.apcb_ptbr = thread0.td_pcb->pcb_hw.apcb_ptbr; pcpu->pc_current_asngen = 1; } - -intptr_t -casuptr(intptr_t *p, intptr_t old, intptr_t new) -{ - return (-1); -} ==== //depot/projects/smpng/sys/alpha/alpha/mp_machdep.c#20 (text+ko) ==== @@ -25,7 +25,9 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/alpha/alpha/mp_machdep.c,v 1.44 2003/07/03 14:33:17 jhb Exp $"); +__FBSDID("$FreeBSD: src/sys/alpha/alpha/mp_machdep.c,v 1.46 2003/07/31 01:31:31 peter Exp $"); + +#include "opt_kstack_pages.h" #include <sys/param.h> #include <sys/systm.h> @@ -137,6 +139,9 @@ */ alpha_pal_wrval((u_int64_t) pcpup); + /* Clear userland thread pointer. */ + alpha_pal_wrunique(0); + /* * Point interrupt/exception vectors to our own. */ ==== //depot/projects/smpng/sys/alpha/alpha/pmap.c#49 (text+ko) ==== @@ -148,7 +148,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/alpha/alpha/pmap.c,v 1.130 2003/07/06 20:32:42 alc Exp $"); +__FBSDID("$FreeBSD: src/sys/alpha/alpha/pmap.c,v 1.132 2003/07/31 03:39:50 bmilekic Exp $"); #include <sys/param.h> #include <sys/systm.h> @@ -642,7 +642,7 @@ if (initial_pvs < MINPV) initial_pvs = MINPV; pvzone = uma_zcreate("PV ENTRY", sizeof (struct pv_entry), NULL, NULL, - NULL, NULL, UMA_ALIGN_PTR, UMA_ZONE_VM); + NULL, NULL, UMA_ALIGN_PTR, UMA_ZONE_VM | UMA_ZONE_NOFREE); uma_prealloc(pvzone, initial_pvs); /* @@ -2130,7 +2130,7 @@ mpte = NULL; for (i = 0; i < PAGEORDER_SIZE; i++) { - vm_object_t lobject; + vm_object_t backing_object, lobject; pt_entry_t *pte; addr = addra + pmap_prefault_pageorder[i]; @@ -2150,15 +2150,18 @@ pindex = ((addr - entry->start) + entry->offset) >> PAGE_SHIFT; lobject = object; - for (m = vm_page_lookup(lobject, pindex); - (!m && (lobject->type == OBJT_DEFAULT) && (lobject->backing_object)); - lobject = lobject->backing_object) { + VM_OBJECT_LOCK(lobject); + while ((m = vm_page_lookup(lobject, pindex)) == NULL && + lobject->type == OBJT_DEFAULT && + (backing_object = lobject->backing_object) != NULL) { if (lobject->backing_object_offset & PAGE_MASK) break; - pindex += (lobject->backing_object_offset >> PAGE_SHIFT); - m = vm_page_lookup(lobject->backing_object, pindex); + pindex += lobject->backing_object_offset >> PAGE_SHIFT; + VM_OBJECT_LOCK(backing_object); + VM_OBJECT_UNLOCK(lobject); + lobject = backing_object; } - + VM_OBJECT_UNLOCK(lobject); /* * give-up when a page is not in memory */ ==== //depot/projects/smpng/sys/alpha/alpha/support.s#8 (text+ko) ==== @@ -23,7 +23,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $FreeBSD: src/sys/alpha/alpha/support.s,v 1.14 2003/06/29 17:14:42 marcel Exp $ + * $FreeBSD: src/sys/alpha/alpha/support.s,v 1.15 2003/07/24 07:49:45 marcel Exp $ */ /* @@ -59,7 +59,35 @@ .text /**************************************************************************/ - + +/* + * intptr_t + * casuptr(intptr_t *p, intptr_t old, intptr_t new) + */ + LEAF(casuptr, 3) + LDGP(pv) + + ldiq t0, VM_MAXUSER_ADDRESS /* verify address validity */ + cmpult a0, t0, t1 + beq t1, fusufault + + lda t0, fusufault /* trap faults */ + ldq t2, PC_CURTHREAD(pcpup) + ldq t2, TD_PCB(t2) + + stq t0, PCB_ONFAULT(t2) +1: + ldq_l v0, 0(a0) /* try to load the old value */ + cmpeq v0, a1, t0 /* compare */ + beq t0, 2f /* exit if not equal */ + mov a2, t0 /* setup value to write */ + stq_c t0, 0(a0) /* write if address still locked */ + beq t0, 1b /* if it failed, spin */ +2: + stq zero, PCB_ONFAULT(t2) /* clean up */ + RET + END(casuptr) + /* * fu{byte,word} : fetch a byte (word) from user memory */ ==== //depot/projects/smpng/sys/alpha/alpha/vm_machdep.c#25 (text+ko) ==== @@ -67,7 +67,9 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/alpha/alpha/vm_machdep.c,v 1.88 2003/06/15 00:54:07 davidxu Exp $"); +__FBSDID("$FreeBSD: src/sys/alpha/alpha/vm_machdep.c,v 1.91 2003/07/31 01:31:31 peter Exp $"); + +#include "opt_kstack_pages.h" #include <sys/param.h> #include <sys/systm.h> @@ -145,6 +147,7 @@ */ bcopy(td1->td_pcb, td2->td_pcb, sizeof(struct pcb)); td2->td_pcb->pcb_hw.apcb_usp = alpha_pal_rdusp(); + td2->td_pcb->pcb_hw.apcb_unique = 0; td2->td_pcb->pcb_hw.apcb_flags &= ~ALPHA_PCB_FLAGS_FEN; /* @@ -259,7 +262,8 @@ { td->td_pcb = - (struct pcb *)(td->td_kstack + KSTACK_PAGES * PAGE_SIZE) - 1; + (struct pcb *)(td->td_kstack + KSTACK_PAGES * PAGE_SIZE) - 1; + td->td_md.md_pcbpaddr = (void*)vtophys((vm_offset_t)td->td_pcb); td->td_frame = (struct trapframe *)((caddr_t)td->td_pcb) - 1; } ==== //depot/projects/smpng/sys/alpha/conf/GENERIC#31 (text+ko) ==== @@ -18,7 +18,7 @@ # # For hardware specific information check HARDWARE.TXT # -# $FreeBSD: src/sys/alpha/conf/GENERIC,v 1.161 2003/06/08 02:03:01 jmallett Exp $ +# $FreeBSD: src/sys/alpha/conf/GENERIC,v 1.162 2003/07/21 19:15:25 ticso Exp $ machine alpha cpu EV4 @@ -80,6 +80,7 @@ # Standard busses device isa +device eisa device pci # Floppy drives ==== //depot/projects/smpng/sys/alpha/conf/NOTES#6 (text+ko) ==== @@ -1,4 +1,4 @@ -# $FreeBSD: src/sys/alpha/conf/NOTES,v 1.151 2003/04/15 20:21:56 jhb Exp $ +# $FreeBSD: src/sys/alpha/conf/NOTES,v 1.152 2003/07/21 19:15:25 ticso Exp $ # # This file contains machine dependent kernel configuration notes. For # machine independent notes, look in /sys/conf/NOTES. @@ -45,6 +45,7 @@ # HARDWARE BUS CONFIGURATION device isa +device eisa device pci ==== //depot/projects/smpng/sys/alpha/include/alpha_cpu.h#6 (text+ko) ==== @@ -1,4 +1,4 @@ -/* $FreeBSD: src/sys/alpha/include/alpha_cpu.h,v 1.9 2002/10/25 20:22:12 jhb Exp $ */ +/* $FreeBSD: src/sys/alpha/include/alpha_cpu.h,v 1.10 2003/07/24 07:41:08 marcel Exp $ */ /* From: NetBSD: alpha_cpu.h,v 1.15 1997/09/20 19:02:34 mjacob Exp */ /* @@ -459,6 +459,23 @@ } static __inline void +alpha_pal_wrunique(u_int64_t tp) +{ + register u_int64_t a0 __asm__("$16") = tp; + __asm__ __volatile__("call_pal 0x9f # PAL_wrunique" + : "+r" (a0) : : "$1", "$22", "$23", "$24", "$25"); +} + +static __inline u_int64_t +alpha_pal_rdunique(void) +{ + register u_int64_t v0 __asm__("$0"); + __asm__ __volatile__("call_pal 0x9e # PAL_rdunique" + : "=r" (v0) : : "$1", "$22", "$23", "$24", "$25"); + return (v0); +} + +static __inline void alpha_pal_tbi(u_int64_t op, u_int64_t va) { register u_int64_t a0 __asm__("$16") = op; ==== //depot/projects/smpng/sys/alpha/include/bus.h#12 (text+ko) ==== @@ -67,7 +67,7 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ -/* $FreeBSD: src/sys/alpha/include/bus.h,v 1.22 2003/07/01 15:51:50 scottl Exp $ */ +/* $FreeBSD: src/sys/alpha/include/bus.h,v 1.23 2003/07/27 13:52:09 mux Exp $ */ #ifndef _ALPHA_BUS_H_ #define _ALPHA_BUS_H_ @@ -470,6 +470,7 @@ #define BUS_DMA_NOWAIT 0x01 /* not safe to sleep */ #define BUS_DMA_ALLOCNOW 0x02 /* perform resource allocation now */ #define BUS_DMA_COHERENT 0x04 /* hint: map memory in a coherent way */ +#define BUS_DMA_ZERO 0x08 /* allocate zero'ed memory */ #define BUS_DMA_ISA 0x10 /* map memory for ISA dma */ #define BUS_DMA_BUS2 0x20 /* placeholders for bus functions... */ #define BUS_DMA_BUS3 0x40 ==== //depot/projects/smpng/sys/alpha/include/param.h#7 (text+ko) ==== @@ -1,4 +1,4 @@ -/* $FreeBSD: src/sys/alpha/include/param.h,v 1.31 2003/06/14 23:23:52 alc Exp $ */ +/* $FreeBSD: src/sys/alpha/include/param.h,v 1.32 2003/07/31 01:31:31 peter Exp $ */ /* From: NetBSD: param.h,v 1.20 1997/09/19 13:52:53 leo Exp */ /* @@ -117,7 +117,9 @@ #define SSIZE 1 /* initial stack size/NBPG */ #define SINCR 1 /* increment of stack/NBPG */ +#ifndef KSTACK_PAGES #define KSTACK_PAGES 2 /* pages of kstack (with pcb) */ +#endif #define KSTACK_GUARD_PAGES 1 /* pages of kstack guard; 0 disables */ #define UAREA_PAGES 1 /* pages of u-area */ ==== //depot/projects/smpng/sys/alpha/include/ucontext.h#5 (text+ko) ==== @@ -25,7 +25,7 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $FreeBSD: src/sys/alpha/include/ucontext.h,v 1.6 2002/11/16 06:35:51 deischen Exp $ + * $FreeBSD: src/sys/alpha/include/ucontext.h,v 1.7 2003/07/24 07:34:31 marcel Exp $ */ #ifndef _MACHINE_UCONTEXT_H_ @@ -50,7 +50,8 @@ #define _MC_REV0_SIGFRAME 1 /* context is a signal frame */ #define _MC_REV0_TRAPFRAME 2 /* context is a trap frame */ long mc_format; - long mc_spare[6]; + long mc_thrptr; /* Thread pointer */ + long mc_spare[5]; } mcontext_t; #if defined(_KERNEL) && defined(COMPAT_FREEBSD4) ==== //depot/projects/smpng/sys/amd64/acpica/OsdEnvironment.c#3 (text+ko) ==== @@ -23,10 +23,11 @@ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. - * - * $FreeBSD: src/sys/amd64/acpica/OsdEnvironment.c,v 1.9 2003/05/31 06:47:05 peter Exp $ */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD: src/sys/amd64/acpica/OsdEnvironment.c,v 1.10 2003/07/25 21:10:18 obrien Exp $"); + /* * 6.1 : Environmental support */ ==== //depot/projects/smpng/sys/amd64/acpica/acpi_machdep.c#2 (text+ko) ==== @@ -22,10 +22,11 @@ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. - * - * $FreeBSD: src/sys/amd64/acpica/acpi_machdep.c,v 1.9 2003/05/01 01:05:21 peter Exp $ */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD: src/sys/amd64/acpica/acpi_machdep.c,v 1.10 2003/07/25 21:10:19 obrien Exp $"); + #include <sys/param.h> #include <sys/bus.h> ==== //depot/projects/smpng/sys/amd64/acpica/acpi_wakeup.c#2 (text+ko) ==== @@ -23,9 +23,11 @@ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. - * - * $FreeBSD: src/sys/amd64/acpica/acpi_wakeup.c,v 1.19 2003/05/01 01:05:21 peter Exp $ */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD: src/sys/amd64/acpica/acpi_wakeup.c,v 1.20 2003/07/25 21:10:19 obrien Exp $"); + #include <sys/param.h> #include <sys/bus.h> ==== //depot/projects/smpng/sys/amd64/amd64/amd64-gdbstub.c#2 (text+ko) ==== @@ -92,7 +92,8 @@ * ****************************************************************************/ -/* $FreeBSD: src/sys/amd64/amd64/amd64-gdbstub.c,v 1.24 2003/05/31 22:00:57 peter Exp $ */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD: src/sys/amd64/amd64/amd64-gdbstub.c,v 1.25 2003/07/25 21:15:44 obrien Exp $"); #include <sys/param.h> #include <sys/reboot.h> ==== //depot/projects/smpng/sys/amd64/amd64/atomic.c#2 (text+ko) ==== @@ -22,10 +22,11 @@ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. - * - * $FreeBSD: src/sys/amd64/amd64/atomic.c,v 1.4 2000/09/06 11:21:14 phk Exp $ */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD: src/sys/amd64/amd64/atomic.c,v 1.5 2003/07/25 21:15:44 obrien Exp $"); + /* This file creates publically callable functions to perform various * simple arithmetic on memory which is atomic in the presence of * interrupts and multiple processors. ==== //depot/projects/smpng/sys/amd64/amd64/autoconf.c#2 (text+ko) ==== @@ -33,10 +33,12 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * from: @(#)autoconf.c 7.1 (Berkeley) 5/9/91 - * $FreeBSD: src/sys/amd64/amd64/autoconf.c,v 1.173 2003/05/01 01:05:21 peter Exp $ + * @(#)autoconf.c 7.1 (Berkeley) 5/9/91 */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD: src/sys/amd64/amd64/autoconf.c,v 1.174 2003/07/25 21:15:44 obrien Exp $"); + /* * Setup the system to run on the current machine. * ==== //depot/projects/smpng/sys/amd64/amd64/busdma_machdep.c#5 (text+ko) ==== @@ -25,7 +25,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/amd64/busdma_machdep.c,v 1.49 2003/07/01 19:16:48 mux Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/amd64/busdma_machdep.c,v 1.50 2003/07/27 13:52:08 mux Exp $"); #include <sys/param.h> #include <sys/systm.h> @@ -390,25 +390,30 @@ bus_dmamem_alloc(bus_dma_tag_t dmat, void** vaddr, int flags, bus_dmamap_t *mapp) { + int mflags; + + if (flags & BUS_DMA_NOWAIT) + mflags = M_NOWAIT; + else + mflags = M_WAITOK; + if (flags & BUS_DMA_ZERO) + mflags |= M_ZERO; + /* If we succeed, no mapping/bouncing will be required */ *mapp = NULL; if ((dmat->maxsize <= PAGE_SIZE) && dmat->lowaddr >= ptoa((vm_paddr_t)Maxmem)) { - *vaddr = malloc(dmat->maxsize, M_DEVBUF, - (flags & BUS_DMA_NOWAIT) ? M_NOWAIT : M_WAITOK); + *vaddr = malloc(dmat->maxsize, M_DEVBUF, mflags); } else { >>> TRUNCATED FOR MAIL (1000 lines) <<<
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