[SCM] GNU Mach branch, master, updated. v1.8-138-g79b501f

[Samuel Thibault]

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- Log -----------------------------------------------------------------
commit 79b501fc3a26480403ed586609ddca298d559ab9
Author: Samuel Thibault <address@hidden>
Date:   Sat Mar 10 13:46:33 2012 +0100

    Fix 64bit link
    
    * Makefile.am (clib_routines): Add __rela_iplt_start __rela_iplt_end.

commit 0b3504b6db86c531e8b53b8e9aa9030db6e72357
Author: Samuel Thibault <address@hidden>
Date:   Sun Mar 18 20:31:22 2012 +0100

    pmap.h: Add 64bit variant
    
    * i386/intel/pmap.h (L4SHIFT, L4MASK, lin2l4num): New macros
    (PDPNUM, PDPMASK, set_pmap): Add 64bit variant. Make PAE use the 64bit mask
    too.
    (pmap): Add l4base, user_l4base, user_pdpbase fields.
    * i386/intel/pmap.c (pmap_bootstrap): Clear the whole PDP. Enable write
    bit in PDP. Set user pagetable to NULL. Initialize l4base.
    (pmap_clear_bootstrap_pagetable): Add 4th-level support.
    (pmap_ceate): Clear the whole PDP. Enable write bit in PDP. Initialize
    l4base, user_pdpbase, user_l4base.
    (pmap_destroy): Clear l4base, user_pdpbase, user_l4base.
    * i386/i386at/model_dep.c (i386at_init): Load l4base on 64bits.

commit e3460f05cbe141073e62c24afe5e3a8f99c05ed4
Author: Samuel Thibault <address@hidden>
Date:   Mon Mar 19 05:23:12 2012 +0100

    trap.c: Add 32bit lcall 7 emulation on 64bit
    
    * i386/i386/trap.c: Detect lcall 7 instructions.

commit 71c43b24e0cfb1efab2519a97fbf74d677cc36c5
Author: Samuel Thibault <address@hidden>
Date:   Fri Apr 6 21:33:16 2012 +0200

    bootstrap.c: Add 32-on-64bit support
    
    * kern/bootstrap.c (bootstrap_create): Support loading 32bit binaries on
      64bit.

-----------------------------------------------------------------------

Summary of changes:
 Makefile.am             |   1 +
 i386/i386/trap.c        |  16 +++++++
 i386/i386at/model_dep.c |  10 ++--
 i386/intel/pmap.c       | 120 ++++++++++++++++++++++++++++++++++++++++++------
 i386/intel/pmap.h       |  41 ++++++++++++++++-
 kern/bootstrap.c        |  22 ++++++++-
 6 files changed, 190 insertions(+), 20 deletions(-)


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