diff options
author | mrj <none@none> | 2007-01-19 08:10:06 -0800 |
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committer | mrj <none@none> | 2007-01-19 08:10:06 -0800 |
commit | ae115bc77f6fcde83175c75b4206dc2e50747966 (patch) | |
tree | 4cbe67724fffb4374fdef9af1e188357a20aad1d /usr/src/uts/i86pc/os/fpu_subr.c | |
parent | 4fceebdf03eeac0d7c58a4f70cc19b00a8c40a73 (diff) | |
download | illumos-gate-ae115bc77f6fcde83175c75b4206dc2e50747966.tar.gz |
PSARC 2006/469 EOF and removal of eeprom -I
PSARC 2006/568 direct boot (dboot) for x86
6219282 interrupt service routine called twice
6223946 potential infinite loop in fbt.c
6228819 tsc_gethrtimeunscaled resets to 0 on suspend
6342201 hat_unload() and cross call usage are needlessly slow on x86, x64
6378723 ctfconvert can't handle GCC empty struct C extension
6379124 ctfconvert can't handle C99 flexible array members
6401187 merging ip's CTF data into genunix introduces a race
6437553 shmat(2) fails on platforms that don't support large pages
6449286 eeprom -I should be torched
6464072 need support for firmware properties
6465816 need a debug record page
6467491 64-bit processes must point %fs or %gs to null selector to utilize [fs|gs]base
6475880 vestiges of old boot code on i386/amd64 should be purged
6475956 Interrupt handling code on x86 platforms should be easier to understand
6477828 pcplusmp psm module should be rearranged to allow multiple platforms to share the same apic code
6477867 x86 KDI should belong in the kernel
6477871 fix for 6232859 also needed for kmdb
6477872 MDB MMU commands need improvements
6477873 cpr debugging can be improved
6477877 mstate accounting should be reset when gethrtimef() is changed
6477915 32-bit x86 kernel should use interrupt gates for all traps
6477963 _update_sregs should be written in C
6477976 no longer need to capture [fs,gs]base in struct regs on every exception
6478642 Solaris needs to support multiple x86 platforms
6478648 ON could use an new & unencumbered xsvc driver
6478734 kernel lint not in C99 mode
6478826 swrand should have framework to lock individual pages
6480763 if interrupts can't be disabled, re-onlining an offline cpu fails
6481824 /dev/fb is not created if installation is done over tty
6483747 clock-tick processing should re-include threads waiting for I/O
6485872 use PTOU macro to access user area instead of old "u" from user.h
6486263 need way to extend kernel core dumps with pages that don't have page_t's
6486435 eeprom, prtdiag should only be platform specific where necessary
6486436 genunix mdb module makefiles duplicate list of files
6486437 intr_common.c should be common
6486445 /dev/mem needs support for page_t-less pages
6486451 cpu_pause() routine should be mach-specific
6486456 SIMULATOR_SUPPORT should die
6486832 x86 platform will need memlist/memseg locking
6486911 amd64 port not finished
6486972 platform TOD setting code may not have real TOD hdw to set
6492647 Better trap trace support for x-calls
6493613 apic_disable_intr() needs round robin fix
6497633 ctfmerge could allow for no ctf sections
6500637 floating point context switching is needlessly slow
6500656 move floating point configuration to C
6500666 need a means to override the setting of uname -m in the kernel build
6500669 update x86 defines
6502790 Files in the boot archive should be individually compressed
6503792 live upgrade environment + bfu + alternate root == incorrect menu.lst file
6504373 kmdb promif shouldn't needlessly busy-wait
6504374 ::interrupts could show level/edge
6506305 opteron erratum 123 should be enabled
6507629 porting x86 platform code to Xen
6510847 kobj.c is unaware of sparc hole between nucleus text and data (from dtrace)
--HG--
rename : usr/src/cmd/eeprom/common/Makefile => deleted_files/usr/src/cmd/eeprom/common/Makefile
rename : usr/src/cmd/eeprom/eeprom.xml => deleted_files/usr/src/cmd/eeprom/eeprom.xml
rename : usr/src/cmd/eeprom/i386/common/benv_sync.c => deleted_files/usr/src/cmd/eeprom/i386/common/benv_sync.c
rename : usr/src/cmd/eeprom/i386/i86pc/Makefile => deleted_files/usr/src/cmd/eeprom/i386/i86pc/Makefile
rename : usr/src/cmd/eeprom/sparc/sun4u/Makefile => deleted_files/usr/src/cmd/eeprom/sparc/sun4u/Makefile
rename : usr/src/cmd/eeprom/sparc/sun4v/Makefile => deleted_files/usr/src/cmd/eeprom/sparc/sun4v/Makefile
rename : usr/src/cmd/mdb/common/kmdb/kmdb_kdi_impl.h => deleted_files/usr/src/cmd/mdb/common/kmdb/kmdb_kdi_impl.h
rename : usr/src/cmd/mdb/intel/amd64/kmdb/kaif_asmutil.h => deleted_files/usr/src/cmd/mdb/intel/amd64/kmdb/kaif_asmutil.h
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rename : usr/src/cmd/mdb/intel/ia32/kmdb/kaif_asmutil.h => deleted_files/usr/src/cmd/mdb/intel/ia32/kmdb/kaif_asmutil.h
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rename : usr/src/cmd/mdb/intel/kmdb/kaif_start_isadep.c => deleted_files/usr/src/cmd/mdb/intel/kmdb/kaif_start_isadep.c
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rename : usr/src/cmd/prtdiag/i386/i86pc/Makefile => deleted_files/usr/src/cmd/prtdiag/i386/i86pc/Makefile
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rename : usr/src/psm/stand/boot/amd64/amd64/machregs.h => deleted_files/usr/src/psm/stand/boot/amd64/amd64/machregs.h
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rename : usr/src/psm/stand/boot/amd64/amd64/msr.h => deleted_files/usr/src/psm/stand/boot/amd64/amd64/msr.h
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rename : usr/src/psm/stand/boot/amd64/amd64/tss.h => deleted_files/usr/src/psm/stand/boot/amd64/amd64/tss.h
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rename : usr/src/psm/stand/boot/i386/Makefile.com => deleted_files/usr/src/psm/stand/boot/i386/Makefile.com
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rename : usr/src/psm/stand/boot/i386/common/biosint.map => deleted_files/usr/src/psm/stand/boot/i386/common/biosint.map
rename : usr/src/psm/stand/boot/i386/common/biosutil.c => deleted_files/usr/src/psm/stand/boot/i386/common/biosutil.c
rename : usr/src/psm/stand/boot/i386/common/boot_plat.c => deleted_files/usr/src/psm/stand/boot/i386/common/boot_plat.c
rename : usr/src/psm/stand/boot/i386/common/boot_ramdisk.c => deleted_files/usr/src/psm/stand/boot/i386/common/boot_ramdisk.c
rename : usr/src/psm/stand/boot/i386/common/bootenv.c => deleted_files/usr/src/psm/stand/boot/i386/common/bootenv.c
rename : usr/src/psm/stand/boot/i386/common/bootflags.c => deleted_files/usr/src/psm/stand/boot/i386/common/bootflags.c
rename : usr/src/psm/stand/boot/i386/common/bootops.c => deleted_files/usr/src/psm/stand/boot/i386/common/bootops.c
rename : usr/src/psm/stand/boot/i386/common/bootprop.c => deleted_files/usr/src/psm/stand/boot/i386/common/bootprop.c
rename : usr/src/psm/stand/boot/i386/common/bootprop.h => deleted_files/usr/src/psm/stand/boot/i386/common/bootprop.h
rename : usr/src/psm/stand/boot/i386/common/chario.h => deleted_files/usr/src/psm/stand/boot/i386/common/chario.h
rename : usr/src/psm/stand/boot/i386/common/check_iopath.c => deleted_files/usr/src/psm/stand/boot/i386/common/check_iopath.c
rename : usr/src/psm/stand/boot/i386/common/cpu_id.h => deleted_files/usr/src/psm/stand/boot/i386/common/cpu_id.h
rename : usr/src/psm/stand/boot/i386/common/debug.h => deleted_files/usr/src/psm/stand/boot/i386/common/debug.h
rename : usr/src/psm/stand/boot/i386/common/i86.il => deleted_files/usr/src/psm/stand/boot/i386/common/i86.il
rename : usr/src/psm/stand/boot/i386/common/machine.h => deleted_files/usr/src/psm/stand/boot/i386/common/machine.h
rename : usr/src/psm/stand/boot/i386/common/mapfile => deleted_files/usr/src/psm/stand/boot/i386/common/mapfile
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rename : usr/src/psm/stand/boot/i386/common/mkbin.c => deleted_files/usr/src/psm/stand/boot/i386/common/mkbin.c
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rename : usr/src/psm/stand/boot/i386/common/standalloc.c => deleted_files/usr/src/psm/stand/boot/i386/common/standalloc.c
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rename : usr/src/psm/stand/boot/i386/common/util.h => deleted_files/usr/src/psm/stand/boot/i386/common/util.h
rename : usr/src/psm/stand/boot/i386/common/vgaprobe.c => deleted_files/usr/src/psm/stand/boot/i386/common/vgaprobe.c
rename : usr/src/psm/stand/boot/i386/i86pc/Makefile => deleted_files/usr/src/psm/stand/boot/i386/i86pc/Makefile
rename : usr/src/psm/stand/boot/i386/i86pc/asm.s => deleted_files/usr/src/psm/stand/boot/i386/i86pc/asm.s
rename : usr/src/psm/stand/boot/i386/i86pc/biosint.s => deleted_files/usr/src/psm/stand/boot/i386/i86pc/biosint.s
rename : usr/src/psm/stand/boot/i386/i86pc/cpu_id.s => deleted_files/usr/src/psm/stand/boot/i386/i86pc/cpu_id.s
rename : usr/src/psm/stand/boot/i386/i86pc/idttab.s => deleted_files/usr/src/psm/stand/boot/i386/i86pc/idttab.s
rename : usr/src/psm/stand/boot/i386/i86pc/samuldiv64.s => deleted_files/usr/src/psm/stand/boot/i386/i86pc/samuldiv64.s
rename : usr/src/uts/common/zmod/mapfile => deleted_files/usr/src/uts/common/zmod/mapfile
rename : usr/src/uts/intel/amd64/Makefile.rules => deleted_files/usr/src/uts/intel/amd64/Makefile.rules
rename : usr/src/uts/intel/ia32/Makefile.rules => deleted_files/usr/src/uts/intel/ia32/Makefile.rules
rename : usr/src/uts/intel/ia32/os/arch_kdi.c => deleted_files/usr/src/uts/intel/ia32/os/arch_kdi.c
rename : usr/src/uts/intel/ia32/sys/mmu.h => deleted_files/usr/src/uts/intel/ia32/sys/mmu.h
rename : usr/src/uts/intel/krtld/Makefile => deleted_files/usr/src/uts/intel/krtld/Makefile
rename : usr/src/uts/intel/sys/immu.h => deleted_files/usr/src/uts/intel/sys/immu.h
rename : usr/src/uts/intel/sys/mmu.h => deleted_files/usr/src/uts/intel/sys/mmu.h
rename : usr/src/uts/intel/zmod/Makefile => deleted_files/usr/src/uts/intel/zmod/Makefile
rename : usr/src/uts/sparc/zmod/Makefile => deleted_files/usr/src/uts/sparc/zmod/Makefile
rename : usr/src/cmd/eeprom/i386/common/benv.c => usr/src/cmd/eeprom/i386/benv.c
rename : usr/src/cmd/eeprom/i386/common/benv.h => usr/src/cmd/eeprom/i386/benv.h
rename : usr/src/cmd/eeprom/i386/common/benv_kvm.c => usr/src/cmd/eeprom/i386/benv_kvm.c
rename : usr/src/cmd/eeprom/common/loadlogo.c => usr/src/cmd/eeprom/sparc/loadlogo.c
rename : usr/src/cmd/eeprom/common/openprom.c => usr/src/cmd/eeprom/sparc/openprom.c
rename : usr/src/cmd/mdb/i86pc/modules/uppc/intr_common.c => usr/src/cmd/mdb/i86pc/modules/common/intr_common.c
rename : usr/src/cmd/mdb/i86pc/modules/uppc/intr_common.h => usr/src/cmd/mdb/i86pc/modules/common/intr_common.h
rename : usr/src/cmd/prtdiag/i386/i86pc/smbios.c => usr/src/cmd/prtdiag/i386/smbios.c
rename : usr/src/cmd/prtdiag/Makefile.targ => usr/src/cmd/prtdiag/sparc/Makefile.targ
rename : usr/src/psm/stand/boot/i386/common/console.c => usr/src/uts/i86pc/boot/boot_console.c
rename : usr/src/psm/stand/boot/i386/common/keyboard.c => usr/src/uts/i86pc/boot/boot_keyboard.c
rename : usr/src/psm/stand/boot/i386/common/keyboard_table.c => usr/src/uts/i86pc/boot/boot_keyboard_table.c
rename : usr/src/psm/stand/boot/i386/common/keyboard_table.h => usr/src/uts/i86pc/boot/boot_keyboard_table.h
rename : usr/src/psm/stand/boot/i386/common/serial.h => usr/src/uts/i86pc/boot/boot_serial.h
rename : usr/src/psm/stand/boot/i386/common/vga.c => usr/src/uts/i86pc/boot/boot_vga.c
rename : usr/src/psm/stand/boot/i386/common/vga.h => usr/src/uts/i86pc/boot/boot_vga.h
rename : usr/src/uts/intel/consconfig_dacf/Makefile => usr/src/uts/i86pc/consconfig_dacf/Makefile
rename : usr/src/uts/intel/io/consplat.c => usr/src/uts/i86pc/io/consplat.c
rename : usr/src/uts/common/io/pit.c => usr/src/uts/i86pc/io/hardclk.c
rename : usr/src/uts/common/io/hardclk.c => usr/src/uts/i86pc/io/todpc_subr.c
rename : usr/src/uts/i86pc/io/pcplusmp/apic.h => usr/src/uts/i86pc/sys/apic.h
rename : usr/src/psm/stand/boot/i386/common/console.h => usr/src/uts/i86pc/sys/boot_console.h
rename : usr/src/uts/i86pc/vm/mach_i86mmu.c => usr/src/uts/i86pc/vm/i86_mmu.c
rename : usr/src/uts/i86pc/acpica/Makefile => usr/src/uts/intel/acpica/Makefile
rename : usr/src/uts/i86pc/agpgart/Makefile => usr/src/uts/intel/agpgart/Makefile
rename : usr/src/uts/i86pc/agpmaster/Makefile => usr/src/uts/intel/agpmaster/Makefile
rename : usr/src/uts/i86pc/agptarget/Makefile => usr/src/uts/intel/agptarget/Makefile
rename : usr/src/uts/i86pc/amd64_gart/Makefile => usr/src/uts/intel/amd64_gart/Makefile
rename : usr/src/uts/i86pc/ata/Makefile => usr/src/uts/intel/ata/Makefile
rename : usr/src/uts/i86pc/audio810/Makefile => usr/src/uts/intel/audio810/Makefile
rename : usr/src/uts/i86pc/audiohd/Makefile => usr/src/uts/intel/audiohd/Makefile
rename : usr/src/uts/i86pc/audioixp/Makefile => usr/src/uts/intel/audioixp/Makefile
rename : usr/src/uts/i86pc/bootdev/Makefile => usr/src/uts/intel/bootdev/Makefile
rename : usr/src/uts/i86pc/dnet/Makefile => usr/src/uts/intel/dnet/Makefile
rename : usr/src/uts/i86pc/drm/Makefile => usr/src/uts/intel/drm/Makefile
rename : usr/src/uts/i86pc/fd/Makefile => usr/src/uts/intel/fd/Makefile
rename : usr/src/uts/i86pc/fdc/Makefile => usr/src/uts/intel/fdc/Makefile
rename : usr/src/uts/i86pc/i915/Makefile => usr/src/uts/intel/i915/Makefile
rename : usr/src/uts/i86pc/io/acpica/README.txt => usr/src/uts/intel/io/acpica/README.txt
rename : usr/src/uts/i86pc/io/acpica/acpi_enum.c => usr/src/uts/intel/io/acpica/acpi_enum.c
rename : usr/src/uts/i86pc/io/acpica/acpica.c => usr/src/uts/intel/io/acpica/acpica.c
rename : usr/src/uts/i86pc/io/acpica/acpica_ec.c => usr/src/uts/intel/io/acpica/acpica_ec.c
rename : usr/src/uts/i86pc/io/acpica/changes.txt => usr/src/uts/intel/io/acpica/changes.txt
rename : usr/src/uts/i86pc/io/acpica/cmp_ca.sh => usr/src/uts/intel/io/acpica/cmp_ca.sh
rename : usr/src/uts/i86pc/io/acpica/debugger/dbcmds.c => usr/src/uts/intel/io/acpica/debugger/dbcmds.c
rename : usr/src/uts/i86pc/io/acpica/debugger/dbdisply.c => usr/src/uts/intel/io/acpica/debugger/dbdisply.c
rename : usr/src/uts/i86pc/io/acpica/debugger/dbexec.c => usr/src/uts/intel/io/acpica/debugger/dbexec.c
rename : usr/src/uts/i86pc/io/acpica/debugger/dbfileio.c => usr/src/uts/intel/io/acpica/debugger/dbfileio.c
rename : usr/src/uts/i86pc/io/acpica/debugger/dbhistry.c => usr/src/uts/intel/io/acpica/debugger/dbhistry.c
rename : usr/src/uts/i86pc/io/acpica/debugger/dbinput.c => usr/src/uts/intel/io/acpica/debugger/dbinput.c
rename : usr/src/uts/i86pc/io/acpica/debugger/dbstats.c => usr/src/uts/intel/io/acpica/debugger/dbstats.c
rename : usr/src/uts/i86pc/io/acpica/debugger/dbutils.c => usr/src/uts/intel/io/acpica/debugger/dbutils.c
rename : usr/src/uts/i86pc/io/acpica/debugger/dbxface.c => usr/src/uts/intel/io/acpica/debugger/dbxface.c
rename : usr/src/uts/i86pc/io/acpica/disassembler/dmbuffer.c => usr/src/uts/intel/io/acpica/disassembler/dmbuffer.c
rename : usr/src/uts/i86pc/io/acpica/disassembler/dmnames.c => usr/src/uts/intel/io/acpica/disassembler/dmnames.c
rename : usr/src/uts/i86pc/io/acpica/disassembler/dmobject.c => usr/src/uts/intel/io/acpica/disassembler/dmobject.c
rename : usr/src/uts/i86pc/io/acpica/disassembler/dmopcode.c => usr/src/uts/intel/io/acpica/disassembler/dmopcode.c
rename : usr/src/uts/i86pc/io/acpica/disassembler/dmresrc.c => usr/src/uts/intel/io/acpica/disassembler/dmresrc.c
rename : usr/src/uts/i86pc/io/acpica/disassembler/dmresrcl.c => usr/src/uts/intel/io/acpica/disassembler/dmresrcl.c
rename : usr/src/uts/i86pc/io/acpica/disassembler/dmresrcs.c => usr/src/uts/intel/io/acpica/disassembler/dmresrcs.c
rename : usr/src/uts/i86pc/io/acpica/disassembler/dmutils.c => usr/src/uts/intel/io/acpica/disassembler/dmutils.c
rename : usr/src/uts/i86pc/io/acpica/disassembler/dmwalk.c => usr/src/uts/intel/io/acpica/disassembler/dmwalk.c
rename : usr/src/uts/i86pc/io/acpica/events/evevent.c => usr/src/uts/intel/io/acpica/events/evevent.c
rename : usr/src/uts/i86pc/io/acpica/events/evgpe.c => usr/src/uts/intel/io/acpica/events/evgpe.c
rename : usr/src/uts/i86pc/io/acpica/events/evgpeblk.c => usr/src/uts/intel/io/acpica/events/evgpeblk.c
rename : usr/src/uts/i86pc/io/acpica/events/evmisc.c => usr/src/uts/intel/io/acpica/events/evmisc.c
rename : usr/src/uts/i86pc/io/acpica/events/evregion.c => usr/src/uts/intel/io/acpica/events/evregion.c
rename : usr/src/uts/i86pc/io/acpica/events/evrgnini.c => usr/src/uts/intel/io/acpica/events/evrgnini.c
rename : usr/src/uts/i86pc/io/acpica/events/evsci.c => usr/src/uts/intel/io/acpica/events/evsci.c
rename : usr/src/uts/i86pc/io/acpica/events/evxface.c => usr/src/uts/intel/io/acpica/events/evxface.c
rename : usr/src/uts/i86pc/io/acpica/events/evxfevnt.c => usr/src/uts/intel/io/acpica/events/evxfevnt.c
rename : usr/src/uts/i86pc/io/acpica/events/evxfregn.c => usr/src/uts/intel/io/acpica/events/evxfregn.c
rename : usr/src/uts/i86pc/io/acpica/hardware/hwacpi.c => usr/src/uts/intel/io/acpica/hardware/hwacpi.c
rename : usr/src/uts/i86pc/io/acpica/hardware/hwgpe.c => usr/src/uts/intel/io/acpica/hardware/hwgpe.c
rename : usr/src/uts/i86pc/io/acpica/hardware/hwregs.c => usr/src/uts/intel/io/acpica/hardware/hwregs.c
rename : usr/src/uts/i86pc/io/acpica/hardware/hwsleep.c => usr/src/uts/intel/io/acpica/hardware/hwsleep.c
rename : usr/src/uts/i86pc/io/acpica/hardware/hwtimer.c => usr/src/uts/intel/io/acpica/hardware/hwtimer.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/dispatcher/dsfield.c => usr/src/uts/intel/io/acpica/interpreter/dispatcher/dsfield.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/dispatcher/dsinit.c => usr/src/uts/intel/io/acpica/interpreter/dispatcher/dsinit.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/dispatcher/dsmethod.c => usr/src/uts/intel/io/acpica/interpreter/dispatcher/dsmethod.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/dispatcher/dsmthdat.c => usr/src/uts/intel/io/acpica/interpreter/dispatcher/dsmthdat.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/dispatcher/dsobject.c => usr/src/uts/intel/io/acpica/interpreter/dispatcher/dsobject.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/dispatcher/dsopcode.c => usr/src/uts/intel/io/acpica/interpreter/dispatcher/dsopcode.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/dispatcher/dsutils.c => usr/src/uts/intel/io/acpica/interpreter/dispatcher/dsutils.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/dispatcher/dswexec.c => usr/src/uts/intel/io/acpica/interpreter/dispatcher/dswexec.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/dispatcher/dswload.c => usr/src/uts/intel/io/acpica/interpreter/dispatcher/dswload.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/dispatcher/dswscope.c => usr/src/uts/intel/io/acpica/interpreter/dispatcher/dswscope.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/dispatcher/dswstate.c => usr/src/uts/intel/io/acpica/interpreter/dispatcher/dswstate.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exconfig.c => usr/src/uts/intel/io/acpica/interpreter/executer/exconfig.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exconvrt.c => usr/src/uts/intel/io/acpica/interpreter/executer/exconvrt.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/excreate.c => usr/src/uts/intel/io/acpica/interpreter/executer/excreate.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exdump.c => usr/src/uts/intel/io/acpica/interpreter/executer/exdump.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exfield.c => usr/src/uts/intel/io/acpica/interpreter/executer/exfield.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exfldio.c => usr/src/uts/intel/io/acpica/interpreter/executer/exfldio.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exmisc.c => usr/src/uts/intel/io/acpica/interpreter/executer/exmisc.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exmutex.c => usr/src/uts/intel/io/acpica/interpreter/executer/exmutex.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exnames.c => usr/src/uts/intel/io/acpica/interpreter/executer/exnames.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exoparg1.c => usr/src/uts/intel/io/acpica/interpreter/executer/exoparg1.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exoparg2.c => usr/src/uts/intel/io/acpica/interpreter/executer/exoparg2.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exoparg3.c => usr/src/uts/intel/io/acpica/interpreter/executer/exoparg3.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exoparg6.c => usr/src/uts/intel/io/acpica/interpreter/executer/exoparg6.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exprep.c => usr/src/uts/intel/io/acpica/interpreter/executer/exprep.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exregion.c => usr/src/uts/intel/io/acpica/interpreter/executer/exregion.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exresnte.c => usr/src/uts/intel/io/acpica/interpreter/executer/exresnte.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exresolv.c => usr/src/uts/intel/io/acpica/interpreter/executer/exresolv.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exresop.c => usr/src/uts/intel/io/acpica/interpreter/executer/exresop.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exstore.c => usr/src/uts/intel/io/acpica/interpreter/executer/exstore.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exstoren.c => usr/src/uts/intel/io/acpica/interpreter/executer/exstoren.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exstorob.c => usr/src/uts/intel/io/acpica/interpreter/executer/exstorob.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exsystem.c => usr/src/uts/intel/io/acpica/interpreter/executer/exsystem.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/executer/exutils.c => usr/src/uts/intel/io/acpica/interpreter/executer/exutils.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/parser/psargs.c => usr/src/uts/intel/io/acpica/interpreter/parser/psargs.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/parser/psloop.c => usr/src/uts/intel/io/acpica/interpreter/parser/psloop.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/parser/psopcode.c => usr/src/uts/intel/io/acpica/interpreter/parser/psopcode.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/parser/psparse.c => usr/src/uts/intel/io/acpica/interpreter/parser/psparse.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/parser/psscope.c => usr/src/uts/intel/io/acpica/interpreter/parser/psscope.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/parser/pstree.c => usr/src/uts/intel/io/acpica/interpreter/parser/pstree.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/parser/psutils.c => usr/src/uts/intel/io/acpica/interpreter/parser/psutils.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/parser/pswalk.c => usr/src/uts/intel/io/acpica/interpreter/parser/pswalk.c
rename : usr/src/uts/i86pc/io/acpica/interpreter/parser/psxface.c => usr/src/uts/intel/io/acpica/interpreter/parser/psxface.c
rename : usr/src/uts/i86pc/io/acpica/master_ops.c => usr/src/uts/intel/io/acpica/master_ops.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsaccess.c => usr/src/uts/intel/io/acpica/namespace/nsaccess.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsalloc.c => usr/src/uts/intel/io/acpica/namespace/nsalloc.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsdump.c => usr/src/uts/intel/io/acpica/namespace/nsdump.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsdumpdv.c => usr/src/uts/intel/io/acpica/namespace/nsdumpdv.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nseval.c => usr/src/uts/intel/io/acpica/namespace/nseval.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsinit.c => usr/src/uts/intel/io/acpica/namespace/nsinit.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsload.c => usr/src/uts/intel/io/acpica/namespace/nsload.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsnames.c => usr/src/uts/intel/io/acpica/namespace/nsnames.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsobject.c => usr/src/uts/intel/io/acpica/namespace/nsobject.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsparse.c => usr/src/uts/intel/io/acpica/namespace/nsparse.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nssearch.c => usr/src/uts/intel/io/acpica/namespace/nssearch.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsutils.c => usr/src/uts/intel/io/acpica/namespace/nsutils.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nswalk.c => usr/src/uts/intel/io/acpica/namespace/nswalk.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsxfeval.c => usr/src/uts/intel/io/acpica/namespace/nsxfeval.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsxfname.c => usr/src/uts/intel/io/acpica/namespace/nsxfname.c
rename : usr/src/uts/i86pc/io/acpica/namespace/nsxfobj.c => usr/src/uts/intel/io/acpica/namespace/nsxfobj.c
rename : usr/src/uts/i86pc/io/acpica/osl.c => usr/src/uts/intel/io/acpica/osl.c
rename : usr/src/uts/i86pc/io/acpica/osl_ml.s => usr/src/uts/intel/io/acpica/osl_ml.s
rename : usr/src/uts/i86pc/io/acpica/resources/rsaddr.c => usr/src/uts/intel/io/acpica/resources/rsaddr.c
rename : usr/src/uts/i86pc/io/acpica/resources/rscalc.c => usr/src/uts/intel/io/acpica/resources/rscalc.c
rename : usr/src/uts/i86pc/io/acpica/resources/rscreate.c => usr/src/uts/intel/io/acpica/resources/rscreate.c
rename : usr/src/uts/i86pc/io/acpica/resources/rsdump.c => usr/src/uts/intel/io/acpica/resources/rsdump.c
rename : usr/src/uts/i86pc/io/acpica/resources/rsinfo.c => usr/src/uts/intel/io/acpica/resources/rsinfo.c
rename : usr/src/uts/i86pc/io/acpica/resources/rsio.c => usr/src/uts/intel/io/acpica/resources/rsio.c
rename : usr/src/uts/i86pc/io/acpica/resources/rsirq.c => usr/src/uts/intel/io/acpica/resources/rsirq.c
rename : usr/src/uts/i86pc/io/acpica/resources/rslist.c => usr/src/uts/intel/io/acpica/resources/rslist.c
rename : usr/src/uts/i86pc/io/acpica/resources/rsmemory.c => usr/src/uts/intel/io/acpica/resources/rsmemory.c
rename : usr/src/uts/i86pc/io/acpica/resources/rsmisc.c => usr/src/uts/intel/io/acpica/resources/rsmisc.c
rename : usr/src/uts/i86pc/io/acpica/resources/rsutils.c => usr/src/uts/intel/io/acpica/resources/rsutils.c
rename : usr/src/uts/i86pc/io/acpica/resources/rsxface.c => usr/src/uts/intel/io/acpica/resources/rsxface.c
rename : usr/src/uts/i86pc/io/acpica/tables/tbconvrt.c => usr/src/uts/intel/io/acpica/tables/tbconvrt.c
rename : usr/src/uts/i86pc/io/acpica/tables/tbget.c => usr/src/uts/intel/io/acpica/tables/tbget.c
rename : usr/src/uts/i86pc/io/acpica/tables/tbgetall.c => usr/src/uts/intel/io/acpica/tables/tbgetall.c
rename : usr/src/uts/i86pc/io/acpica/tables/tbinstal.c => usr/src/uts/intel/io/acpica/tables/tbinstal.c
rename : usr/src/uts/i86pc/io/acpica/tables/tbrsdt.c => usr/src/uts/intel/io/acpica/tables/tbrsdt.c
rename : usr/src/uts/i86pc/io/acpica/tables/tbutils.c => usr/src/uts/intel/io/acpica/tables/tbutils.c
rename : usr/src/uts/i86pc/io/acpica/tables/tbxface.c => usr/src/uts/intel/io/acpica/tables/tbxface.c
rename : usr/src/uts/i86pc/io/acpica/tables/tbxfroot.c => usr/src/uts/intel/io/acpica/tables/tbxfroot.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utalloc.c => usr/src/uts/intel/io/acpica/utilities/utalloc.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utcache.c => usr/src/uts/intel/io/acpica/utilities/utcache.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utclib.c => usr/src/uts/intel/io/acpica/utilities/utclib.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utcopy.c => usr/src/uts/intel/io/acpica/utilities/utcopy.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utdebug.c => usr/src/uts/intel/io/acpica/utilities/utdebug.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utdelete.c => usr/src/uts/intel/io/acpica/utilities/utdelete.c
rename : usr/src/uts/i86pc/io/acpica/utilities/uteval.c => usr/src/uts/intel/io/acpica/utilities/uteval.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utglobal.c => usr/src/uts/intel/io/acpica/utilities/utglobal.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utinit.c => usr/src/uts/intel/io/acpica/utilities/utinit.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utmath.c => usr/src/uts/intel/io/acpica/utilities/utmath.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utmisc.c => usr/src/uts/intel/io/acpica/utilities/utmisc.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utmutex.c => usr/src/uts/intel/io/acpica/utilities/utmutex.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utobject.c => usr/src/uts/intel/io/acpica/utilities/utobject.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utresrc.c => usr/src/uts/intel/io/acpica/utilities/utresrc.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utstate.c => usr/src/uts/intel/io/acpica/utilities/utstate.c
rename : usr/src/uts/i86pc/io/acpica/utilities/uttrack.c => usr/src/uts/intel/io/acpica/utilities/uttrack.c
rename : usr/src/uts/i86pc/io/acpica/utilities/utxface.c => usr/src/uts/intel/io/acpica/utilities/utxface.c
rename : usr/src/uts/i86pc/io/agpgart/agp_kstat.c => usr/src/uts/intel/io/agpgart/agp_kstat.c
rename : usr/src/uts/i86pc/io/agpgart/agpgart.c => usr/src/uts/intel/io/agpgart/agpgart.c
rename : usr/src/uts/i86pc/io/agpgart/agpgart.conf => usr/src/uts/intel/io/agpgart/agpgart.conf
rename : usr/src/uts/i86pc/io/agpgart/agptarget.c => usr/src/uts/intel/io/agpgart/agptarget.c
rename : usr/src/uts/i86pc/io/agpgart/amd64_gart.c => usr/src/uts/intel/io/agpgart/amd64_gart.c
rename : usr/src/uts/i86pc/io/agpmaster/agpmaster.c => usr/src/uts/intel/io/agpmaster/agpmaster.c
rename : usr/src/uts/i86pc/io/dnet.c => usr/src/uts/intel/io/dnet.c
rename : usr/src/uts/i86pc/io/dnet.conf => usr/src/uts/intel/io/dnet.conf
rename : usr/src/uts/i86pc/io/drm/drm_asm.s => usr/src/uts/intel/io/drm/drm_asm.s
rename : usr/src/uts/i86pc/io/drm/i915_dma.c => usr/src/uts/intel/io/drm/i915_dma.c
rename : usr/src/uts/i86pc/io/drm/i915_drm.h => usr/src/uts/intel/io/drm/i915_drm.h
rename : usr/src/uts/i86pc/io/drm/i915_drv.c => usr/src/uts/intel/io/drm/i915_drv.c
rename : usr/src/uts/i86pc/io/drm/i915_drv.h => usr/src/uts/intel/io/drm/i915_drv.h
rename : usr/src/uts/i86pc/io/drm/i915_irq.c => usr/src/uts/intel/io/drm/i915_irq.c
rename : usr/src/uts/i86pc/io/drm/i915_mem.c => usr/src/uts/intel/io/drm/i915_mem.c
rename : usr/src/uts/i86pc/io/drm/i915_sundrv.c => usr/src/uts/intel/io/drm/i915_sundrv.c
rename : usr/src/uts/i86pc/io/fd.conf => usr/src/uts/intel/io/fd.conf
rename : usr/src/uts/common/io/i8254.c => usr/src/uts/intel/io/i8254.c
rename : usr/src/uts/i86pc/io/logi.c => usr/src/uts/intel/io/logi.c
rename : usr/src/uts/i86pc/io/mii.c => usr/src/uts/intel/io/mii.c
rename : usr/src/uts/i86pc/io/mscsi.c => usr/src/uts/intel/io/mscsi.c
rename : usr/src/uts/i86pc/io/mscsi.conf => usr/src/uts/intel/io/mscsi.conf
rename : usr/src/uts/i86pc/io/msm.c => usr/src/uts/intel/io/msm.c
rename : usr/src/uts/i86pc/io/pci/mps_table.h => usr/src/uts/intel/io/pci/mps_table.h
rename : usr/src/uts/i86pc/io/pci/pci_autoconfig.c => usr/src/uts/intel/io/pci/pci_autoconfig.c
rename : usr/src/uts/i86pc/io/pci/pci_boot.c => usr/src/uts/intel/io/pci/pci_boot.c
rename : usr/src/uts/i86pc/io/pci/pci_memlist.c => usr/src/uts/intel/io/pci/pci_memlist.c
rename : usr/src/uts/i86pc/io/pci/pci_pci.c => usr/src/uts/intel/io/pci/pci_pci.c
rename : usr/src/uts/i86pc/io/pci/pci_resource.c => usr/src/uts/intel/io/pci/pci_resource.c
rename : usr/src/uts/i86pc/io/pci/pcihrt.h => usr/src/uts/intel/io/pci/pcihrt.h
rename : usr/src/uts/i86pc/io/pciex/hotplug/pciehpc/pciehpc_acpi.c => usr/src/uts/intel/io/pciex/hotplug/pciehpc/pciehpc_acpi.c
rename : usr/src/uts/i86pc/io/pciex/hotplug/pciehpc/pciehpc_acpi.h => usr/src/uts/intel/io/pciex/hotplug/pciehpc/pciehpc_acpi.h
rename : usr/src/uts/i86pc/io/pciex/hotplug/pciehpc/pciehpc_nvidia.c => usr/src/uts/intel/io/pciex/hotplug/pciehpc/pciehpc_nvidia.c
rename : usr/src/uts/i86pc/io/pciex/hotplug/pciehpc/pciehpc_nvidia.h => usr/src/uts/intel/io/pciex/hotplug/pciehpc/pciehpc_nvidia.h
rename : usr/src/uts/i86pc/io/pciex/hotplug/pciehpc/pciehpc_x86.c => usr/src/uts/intel/io/pciex/hotplug/pciehpc/pciehpc_x86.c
rename : usr/src/uts/i86pc/io/pciex/pcie_error.c => usr/src/uts/intel/io/pciex/pcie_error.c
rename : usr/src/uts/i86pc/io/pciex/pcie_error.h => usr/src/uts/intel/io/pciex/pcie_error.h
rename : usr/src/uts/i86pc/io/pciex/pcie_nvidia.c => usr/src/uts/intel/io/pciex/pcie_nvidia.c
rename : usr/src/uts/i86pc/io/pciex/pcie_nvidia.h => usr/src/uts/intel/io/pciex/pcie_nvidia.h
rename : usr/src/uts/i86pc/io/pciex/pcie_pci.c => usr/src/uts/intel/io/pciex/pcie_pci.c
rename : usr/src/uts/i86pc/io/pciex/pcie_pci.conf => usr/src/uts/intel/io/pciex/pcie_pci.conf
rename : usr/src/uts/i86pc/io/smcp/smcp.c => usr/src/uts/intel/io/smcp/smcp.c
rename : usr/src/uts/i86pc/io/smcp/smcp.h => usr/src/uts/intel/io/smcp/smcp.h
rename : usr/src/uts/i86pc/kb8042/Makefile => usr/src/uts/intel/kb8042/Makefile
rename : usr/src/cmd/mdb/intel/amd64/kmdb/kaif_startup.s => usr/src/uts/intel/kdi/amd64/kdi_asm.s
rename : usr/src/cmd/mdb/intel/ia32/kmdb/kaif_startup.s => usr/src/uts/intel/kdi/ia32/kdi_asm.s
rename : usr/src/cmd/mdb/intel/kmdb/kaif_idt.c => usr/src/uts/intel/kdi/kdi_idt.c
rename : usr/src/cmd/mdb/intel/kmdb/kaif_idthdl.s => usr/src/uts/intel/kdi/kdi_idthdl.s
rename : usr/src/cmd/mdb/intel/kmdb/kaif_off.in => usr/src/uts/intel/kdi/kdi_offsets.in
rename : usr/src/uts/i86pc/logi/Makefile => usr/src/uts/intel/logi/Makefile
rename : usr/src/uts/i86pc/mscsi/Makefile => usr/src/uts/intel/mscsi/Makefile
rename : usr/src/uts/i86pc/msm/Makefile => usr/src/uts/intel/msm/Makefile
rename : usr/src/uts/i86pc/pci_autoconfig/Makefile => usr/src/uts/intel/pci_autoconfig/Makefile
rename : usr/src/uts/i86pc/pci_pci/Makefile => usr/src/uts/intel/pci_pci/Makefile
rename : usr/src/uts/i86pc/pcic/Makefile => usr/src/uts/intel/pcic/Makefile
rename : usr/src/uts/i86pc/pcie_pci/Makefile => usr/src/uts/intel/pcie_pci/Makefile
rename : usr/src/uts/i86pc/pciehpc/Makefile => usr/src/uts/intel/pciehpc/Makefile
rename : usr/src/uts/i86pc/power/Makefile => usr/src/uts/intel/power/Makefile
rename : usr/src/cmd/mdb/intel/kmdb/kaif_regs.h => usr/src/uts/intel/sys/kdi_regs.h
rename : usr/src/uts/i86pc/sys/pmem.h => usr/src/uts/intel/sys/pmem.h
rename : usr/src/uts/i86pc/vuid2ps2/Makefile => usr/src/uts/intel/vuid2ps2/Makefile
rename : usr/src/uts/i86pc/vuid3ps2/Makefile => usr/src/uts/intel/vuid3ps2/Makefile
rename : usr/src/uts/i86pc/vuidm3p/Makefile => usr/src/uts/intel/vuidm3p/Makefile
rename : usr/src/uts/i86pc/vuidm4p/Makefile => usr/src/uts/intel/vuidm4p/Makefile
rename : usr/src/uts/i86pc/vuidm5p/Makefile => usr/src/uts/intel/vuidm5p/Makefile
Diffstat (limited to 'usr/src/uts/i86pc/os/fpu_subr.c')
-rw-r--r-- | usr/src/uts/i86pc/os/fpu_subr.c | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/usr/src/uts/i86pc/os/fpu_subr.c b/usr/src/uts/i86pc/os/fpu_subr.c new file mode 100644 index 0000000000..dee40885e7 --- /dev/null +++ b/usr/src/uts/i86pc/os/fpu_subr.c @@ -0,0 +1,193 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ + +/* + * Copyright 2007 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#pragma ident "%Z%%M% %I% %E% SMI" + +/* + * Floating point configuration. + */ + +#include <sys/types.h> +#include <sys/regset.h> +#include <sys/privregs.h> +#include <sys/x86_archext.h> +#include <sys/archsystm.h> +#include <sys/fp.h> +#include <sys/cmn_err.h> + +#define XMM_ALIGN 16 + +/* + * If fpu_exists is non-zero, fpu_probe will attempt to use any + * hardware FPU (subject to other constraints, see below). If + * fpu_exists is zero, fpu_probe will report that there is no + * FPU even if there is one. + */ +int fpu_exists = 1; + +int fp_kind = FP_387; + +/* + * The variable fpu_ignored is provided to allow other code to + * determine whether emulation is being done because there is + * no FPU or because of an override requested via /etc/system. + */ +int fpu_ignored = 0; + +/* + * Used by ppcopy and ppzero to determine whether or not to use the + * SSE-based pagecopy and pagezero routines + */ +int use_sse_pagecopy = 0; +int use_sse_pagezero = 0; +int use_sse_copy = 0; + +#if defined(__i386) + +/* + * The variable fpu_pentium_fdivbug is provided to allow other code to + * determine whether the system contains a Pentium with the FDIV problem. + */ +int fpu_pentium_fdivbug = 0; + +#endif + + +#define ENABLE_SSE() setcr4(CR4_ENABLE_SSE_FLAGS(getcr4())) +#define DISABLE_SSE() setcr4(CR4_DISABLE_SSE_FLAGS(getcr4())) + +/* + * Try and figure out what kind of FP capabilities we have, and + * set up the control registers accordingly. + */ +void +fpu_probe(void) +{ + do { + if (fpu_initial_probe() != 0) + continue; + + if (fpu_exists == 0) { + fpu_ignored = 1; + continue; + } + +#if defined(__i386) + fpu_pentium_fdivbug = fpu_probe_pentium_fdivbug(); + /* + * The test does some real floating point operations. + * Reset it back to previous state. + */ + (void) fpu_initial_probe(); + + if (fpu_pentium_fdivbug != 0) { + fpu_ignored = 1; + continue; + } +#endif + + /* + * Check and see if the fpu is present by looking + * at the "extension type" bit. (While this used to + * indicate a 387DX coprocessor in days gone by, + * it's forced on by modern implementations for + * compatibility.) + */ + if ((getcr0() & CR0_ET) == 0) + continue; + +#if defined(__amd64) + /* + * SSE and SSE2 are required for the 64-bit ABI. + * + * If they're not present, we can in principal run + * 32-bit userland, though 64-bit processes will be hosed. + * + * (Perhaps we should complain more about this case!) + */ + if ((x86_feature & X86_SSE|X86_SSE2) == (X86_SSE|X86_SSE2)) { + fp_kind = __FP_SSE; + ENABLE_SSE(); + } +#elif defined(__i386) + /* + * SSE and SSE2 are both optional, and we patch kernel + * code to exploit it when present. + */ + if (x86_feature & X86_SSE) { + fp_kind = __FP_SSE; + fpsave_ctxt = fpxsave_ctxt; + patch_sse(); + if (x86_feature & X86_SSE2) + patch_sse2(); + ENABLE_SSE(); + } else { + x86_feature &= ~X86_SSE2; + /* + * (Just in case the BIOS decided we wanted SSE + * enabled when we didn't. See 4965674.) + */ + DISABLE_SSE(); + } +#endif + if (x86_feature & X86_SSE2) { + use_sse_pagecopy = use_sse_pagezero = use_sse_copy = 1; + } + + if (fp_kind == __FP_SSE) { + struct fxsave_state *fx; + uint8_t fxsave_state[sizeof (struct fxsave_state) + + XMM_ALIGN]; + + /* + * Extract the mxcsr mask from our first fxsave + */ + fx = (void *)(((uintptr_t)(&fxsave_state[0]) + + XMM_ALIGN) & ~(XMM_ALIGN - 1ul)); + + fx->fx_mxcsr_mask = 0; + fxsave_insn(fx); + if (fx->fx_mxcsr_mask != 0) { + /* + * Override default mask initialized in fpu.c + */ + sse_mxcsr_mask = fx->fx_mxcsr_mask; + } + } + + setcr0(CR0_ENABLE_FPU_FLAGS(getcr0())); + return; + /*CONSTANTCONDITION*/ + } while (0); + + /* + * No FPU hardware present + */ + setcr0(CR0_DISABLE_FPU_FLAGS(getcr0())); + DISABLE_SSE(); + fp_kind = FP_NO; + fpu_exists = 0; +} |