source: patches/grub-0.97-fixes-1.patch@ 64eda1b

aclocal.m4

@@ -1 @@
-# generated automatically by aclocal 1.9.4 -*- Autoconf -*-
+# generated automatically by aclocal 1.9.6 -*- Autoconf -*-
 
-# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
-# Free Software Foundation, Inc.
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
+# 2005  Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
@@ -11 +11 @@
 # even the implied warranty of MERCHANTABILITY or FITNESS FOR A
 # PARTICULAR PURPOSE.
 
-#                                                        -*- Autoconf -*-
-# Copyright (C) 2002, 2003  Free Software Foundation, Inc.
-# Generated from amversion.in; do not edit by hand.
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-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+# Copyright (C) 2002, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
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-# AM_AUX_DIR_EXPAND
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+         [AM_AUTOMAKE_VERSION([1.9.6])])
 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
+# AM_AUX_DIR_EXPAND                                         -*- Autoconf -*-
 
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
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@@ -106 +83 @@
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 ])
 
-# AM_CONDITIONAL                                              -*- Autoconf -*-
+# AM_CONDITIONAL                                            -*- Autoconf -*-
 
-# Copyright (C) 1997, 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
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-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
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-# any later version.
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-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
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+# serial 7
 
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-# serial 7                                              -*- Autoconf -*-
 
-# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004
+# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
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+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
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-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
-
+# serial 8
 
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@@ -177 +133 @@
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-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
+# Generate code to set up dependency tracking.              -*- Autoconf -*-
 
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
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-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
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@@ -396 +340 @@
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-
-# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
 # Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
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-# GNU General Public License for more details.
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-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# serial 12
 
-# serial 11
+# This macro actually does too much.  Some checks are only needed if
+# your package does certain things.  But this isn't really a big deal.
 
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@@ -521 +454 @@
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+# Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
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-# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
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-# any later version.
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-#                                                          -*- Autoconf -*-
-# Copyright (C) 2003  Free Software Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
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-# any later version.
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-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# serial 1
+# serial 2
 
 # Check whether the underlying file-system supports filenames
 # with a leading dot.  For instance MS-DOS doesn't.
@@ -580 +489 @@
 rmdir .tst 2>/dev/null
 AC_SUBST([am__leading_dot])])
 
-# Add --enable-maintainer-mode option to configure.
+# Add --enable-maintainer-mode option to configure.         -*- Autoconf -*-
 # From Jim Meyering
 
-# Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004
+# Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004, 2005
 # Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
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-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
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-# GNU General Public License for more details.
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-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
-
-# serial 3
+# serial 4
 
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 AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
 
-# Check to see how 'make' treats includes.      -*- Autoconf -*-
-
-# Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+# Check to see how 'make' treats includes.                  -*- Autoconf -*-
 
-# This program is free software; you can redistribute it and/or modify
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-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
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-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 2001, 2002, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# serial 2
+# serial 3
 
 # AM_MAKE_INCLUDE()
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@@ -683 +570 @@
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-#  -*- Autoconf -*-
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-# This program is free software; you can redistribute it and/or modify
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-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
+# Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-
 
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
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-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 1997, 1999, 2000, 2001, 2003, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
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 # AM_MISSING_PROG(NAME, PROGRAM)
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@@ -729 +605 @@
 fi
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+# Copyright (C) 2003, 2004, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
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-# Copyright (C) 2003, 2004 Free Software Foundation, Inc.
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-# but WITHOUT ANY WARRANTY; without even the implied warranty of
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-# GNU General Public License for more details.
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-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
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+#
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@@ -803 +668 @@
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-# Helper functions for option handling.                    -*- Autoconf -*-
+# Helper functions for option handling.                     -*- Autoconf -*-
 
-# Copyright (C) 2001, 2002, 2003  Free Software Foundation, Inc.
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-# This program is free software; you can redistribute it and/or modify
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-# GNU General Public License for more details.
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-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 2001, 2002, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
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-#
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-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
+# Check to make sure that the build environment is sane.    -*- Autoconf -*-
 
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
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-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-# serial 3
+# serial 4
 
 # AM_SANITY_CHECK
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@@ -911 +753 @@
 fi
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-# AM_PROG_INSTALL_STRIP
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-# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
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-# This program is free software; you can redistribute it and/or modify
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-# but WITHOUT ANY WARRANTY; without even the implied warranty of
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-# GNU General Public License for more details.
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-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
+# AM_PROG_INSTALL_STRIP
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 # Check how to create a tarball.                            -*- Autoconf -*-
 
-# Copyright (C) 2004  Free Software Foundation, Inc.
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-# This program is free software; you can redistribute it and/or modify
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-# any later version.
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-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
-
-# serial 1
+# Copyright (C) 2004, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
+# serial 2
 
 # _AM_PROG_TAR(FORMAT)
 # --------------------

ChangeLog

@@ +1 @@
+2006-05-02  Pavel Roskin  <proski@gnu.org>
+
+        * stage2/stage2.c (run_menu): Fix "savedefault" to save only top
+        level menu positions.  Remember current position when calling a
+        submenu.  Don't recalculate it when booting from a submenu.
+
+        * grub/main.c (main): Make sure the boot drive number doesn't
+        exceed 255.
+
+2006-05-02  Vesa Jaaskelainen  <chaac@nic.fi>
+
+        * stage2/shared.h (vbe_mode): Back ported aligment fix from GRUB 2
+        to GRUB Legacy.  Problem reported by Gerardo Richarte.
+
+2006-04-23  Robert Millan  <robertmh@gnu.org>
+
+        * grub/asmstub.c (get_diskinfo): Optimize sysctl routine.
+
+2006-04-20  Robert Millan  <robertmh@gnu.org>
+
+        Fixes for kernel of FreeBSD:
+        * grub/asmstub.c (get_diskinfo): Toggle "kern.geom.debugflags" sysctl
+        before opening a device for writing.
+        * util/grub-install.in: Devices don't have this "r" prefix anymore.
+
+2006-04-16  Yoshinori K. Okuji  <okuji@enbug.org>
+
+        * docs/multiboot.texi: Correct the offset of address
+        fields. Reported by Jeroen Dekkers.
+
+2006-03-21  Yoshinori K. Okuji  <okuji@enbug.org>
+
+        * stage2/builtins.c (setup_func): Specify the size of DEVICE to
+        grub_strncat instead of a strange number 256. Reported by Vitaly
+        Fertman <vitaly@namesys.com>.
+
+2005-09-29  Yoshinori K. Okuji  <okuji@enbug.org>
+
+        * docs/multiboot.texi: Fix a bug in the byte order of
+        boot_device. I hope this won't affect any OS image.
+        Increased the version number to 0.6.94.
+
+2005-09-28  Yoshinori K. Okuji  <okuji@enbug.org>
+
+        * stage2/boot.c (load_image): Even if an OS image is an ELF
+        object, use the a.out kludge if MULTIBOOT_AOUT_KLUDGE is
+        specified.
+
 2005-05-08  Yoshinori K. Okuji  <okuji@enbug.org>
 
         * configure.ac (AC_INIT): Upgraded to 0.97.

configure

@@ -311 +311 @@
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CYGPATH_W PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM mkdir_p AWK SET_MAKE am__leading_dot AMTAR am__tar am__untar build build_cpu build_vendor build_os host host_cpu host_vendor host_os MAINTAINER_MODE_TRUE MAINTAINER_MODE_FALSE MAINT PERL CC ac_ct_CC CFLAGS LDFLAGS CPPFLAGS EXEEXT OBJEXT DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE am__fastdepCC_TRUE am__fastdepCC_FALSE CCAS RANLIB ac_ct_RANLIB STAGE1_CFLAGS STAGE2_CFLAGS GRUB_CFLAGS OBJCOPY ac_ct_OBJCOPY GRUB_LIBS CPP EGREP NETBOOT_SUPPORT_TRUE NETBOOT_SUPPORT_FALSE DISKLESS_SUPPORT_TRUE DISKLESS_SUPPORT_FALSE HERCULES_SUPPORT_TRUE HERCULES_SUPPORT_FALSE SERIAL_SUPPORT_TRUE SERIAL_SUPPORT_FALSE SERIAL_SPEED_SIMULATION_TRUE SERIAL_SPEED_SIMULATION_FALSE BUILD_EXAMPLE_KERNEL_TRUE BUILD_EXAMPLE_KERNEL_FALSE FSYS_CFLAGS NET_CFLAGS NET_EXTRAFLAGS NETBOOT_DRIVERS CCASFLAGS LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CYGPATH_W PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM mkdir_p AWK SET_MAKE am__leading_dot AMTAR am__tar am__untar build build_cpu build_vendor build_os host host_cpu host_vendor host_os MAINTAINER_MODE_TRUE MAINTAINER_MODE_FALSE MAINT PERL CC ac_ct_CC CFLAGS LDFLAGS CPPFLAGS EXEEXT OBJEXT DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE am__fastdepCC_TRUE am__fastdepCC_FALSE CCAS RANLIB ac_ct_RANLIB STAGE1_CFLAGS STAGE2_CFLAGS GRUB_CFLAGS OBJCOPY ac_ct_OBJCOPY GRUB_LIBS CPP EGREP NETBOOT_SUPPORT_TRUE NETBOOT_SUPPORT_FALSE DISKLESS_SUPPORT_TRUE DISKLESS_SUPPORT_FALSE GRAPHICS_SUPPORT_TRUE GRAPHICS_SUPPORT_FALSE HERCULES_SUPPORT_TRUE HERCULES_SUPPORT_FALSE SERIAL_SUPPORT_TRUE SERIAL_SUPPORT_FALSE SERIAL_SPEED_SIMULATION_TRUE SERIAL_SPEED_SIMULATION_FALSE BUILD_EXAMPLE_KERNEL_TRUE BUILD_EXAMPLE_KERNEL_FALSE FSYS_CFLAGS NET_CFLAGS NET_EXTRAFLAGS NETBOOT_DRIVERS CCASFLAGS LIBOBJS LTLIBOBJS'
 ac_subst_files=''
 
 # Initialize some variables set by options.
@@ -914 +914 @@
                           set the default memory location for WD/SMC
   --enable-cs-scan=LIST   probe for CS89x0 base address using LIST
   --enable-diskless       enable diskless support
+  --disable-graphics      disable graphics terminal support
   --disable-hercules      disable hercules terminal support
   --disable-serial        disable serial terminal support
   --enable-serial-speed-simulation
@@ -5966 +5967 @@
 fi
 
 
+# Check whether --enable-graphics or --disable-graphics was given.
+if test "${enable_graphics+set}" = set; then
+  enableval="$enable_graphics"
+
+fi;
+
+
+if test "x$enable_graphics" != xno; then
+  GRAPHICS_SUPPORT_TRUE=
+  GRAPHICS_SUPPORT_FALSE='#'
+else
+  GRAPHICS_SUPPORT_TRUE='#'
+  GRAPHICS_SUPPORT_FALSE=
+fi
+
+
 # Check whether --enable-hercules or --disable-hercules was given.
 if test "${enable_hercules+set}" = set; then
   enableval="$enable_hercules"
@@ -6270 +6287 @@
 Usually this means the macro was only invoked conditionally." >&2;}
    { (exit 1); exit 1; }; }
 fi
+if test -z "${GRAPHICS_SUPPORT_TRUE}" && test -z "${GRAPHICS_SUPPORT_FALSE}"; then
+  { { echo "$as_me:$LINENO: error: conditional \"GRAPHICS_SUPPORT\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"GRAPHICS_SUPPORT\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+   { (exit 1); exit 1; }; }
+fi
 if test -z "${HERCULES_SUPPORT_TRUE}" && test -z "${HERCULES_SUPPORT_FALSE}"; then
   { { echo "$as_me:$LINENO: error: conditional \"HERCULES_SUPPORT\" was never defined.
 Usually this means the macro was only invoked conditionally." >&5
@@ -6907 +6931 @@
 s,@NETBOOT_SUPPORT_FALSE@,$NETBOOT_SUPPORT_FALSE,;t t
 s,@DISKLESS_SUPPORT_TRUE@,$DISKLESS_SUPPORT_TRUE,;t t
 s,@DISKLESS_SUPPORT_FALSE@,$DISKLESS_SUPPORT_FALSE,;t t
+s,@GRAPHICS_SUPPORT_TRUE@,$GRAPHICS_SUPPORT_TRUE,;t t
+s,@GRAPHICS_SUPPORT_FALSE@,$GRAPHICS_SUPPORT_FALSE,;t t
 s,@HERCULES_SUPPORT_TRUE@,$HERCULES_SUPPORT_TRUE,;t t
 s,@HERCULES_SUPPORT_FALSE@,$HERCULES_SUPPORT_FALSE,;t t
 s,@SERIAL_SUPPORT_TRUE@,$SERIAL_SUPPORT_TRUE,;t t

configure.ac

@@ -595 +595 @@
   [  --enable-diskless       enable diskless support])
 AM_CONDITIONAL(DISKLESS_SUPPORT, test "x$enable_diskless" = xyes)
 
+dnl Graphical splashscreen support
+AC_ARG_ENABLE(graphics,
+  [  --disable-graphics      disable graphics terminal support])
+AM_CONDITIONAL(GRAPHICS_SUPPORT, test "x$enable_graphics" != xno)
+
 dnl Hercules terminal
 AC_ARG_ENABLE(hercules,
   [  --disable-hercules      disable hercules terminal support])

docs/grub.8

@@ -1 +1 @@
 .\" DO NOT MODIFY THIS FILE!  It was generated by help2man 1.23.
-.TH GRUB "8" "May 2005" "grub (GNU GRUB 0.97)" FSF
+.TH GRUB "8" "September 2005" "grub (GNU GRUB 0.97)" FSF
 .SH NAME
 grub \- the grub shell
 .SH SYNOPSIS

docs/grub.texi

@@ -2199 +2199 @@
 * rarp::                        Initialize a network device via RARP
 * serial::                      Set up a serial device
 * setkey::                      Configure the key map
+* splashimage::                 Use a splash image
 * terminal::                    Choose a terminal
 * terminfo::                    Define escape sequences for a terminal
 * tftpserver::                  Specify a TFTP server
@@ -2578 +2579 @@
 @end deffn
 
 
+@node splashimage
+@subsection splashimage
+
+@deffn Command splashimage file
+Select an image to use as the background image.  This should be
+specified using normal GRUB device naming syntax.  The format of the
+file is a gzipped xpm which is 640x480 with a 14 color palette.
+@end deffn
+
+
 @node terminal
 @subsection terminal
 
@@ -2685 +2696 @@
 * module::                      Load a module
 * modulenounzip::               Load a module without decompression
 * pause::                       Wait for a key press
+* print::                       Print a message
 * quit::                        Exit from the grub shell
 * reboot::                      Reboot your computer
 * read::                        Read data from memory
@@ -3091 +3103 @@
 @end deffn
 
 
+@node print
+@subsection print
+
+@deffn Command print message @dots{}
+Print the @var{message}. Note that placing @key{^G} (ASCII code 7) in the
+message will cause the speaker to emit the standard beep sound, which is
+useful for visually impaired people.
+@end deffn
+
+
 @node quit
 @subsection quit
 

docs/multiboot.texi

@@ -25 +25 @@
 @ifinfo
 Copyright @copyright{} 1995, 96 Bryan Ford <baford@@cs.utah.edu>
 Copyright @copyright{} 1995, 96 Erich Stefan Boleyn <erich@@uruk.org>
-Copyright @copyright{} 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+Copyright @copyright{} 1999, 2000, 2001, 2002, 2005, 2006 Free Software Foundation, Inc.
 
 Permission is granted to make and distribute verbatim copies of
 this manual provided the copyright notice and this permission notice
@@ -57 +57 @@
 @vskip 0pt plus 1filll
 Copyright @copyright{} 1995, 96 Bryan Ford <baford@@cs.utah.edu>
 Copyright @copyright{} 1995, 96 Erich Stefan Boleyn <erich@@uruk.org>
-Copyright @copyright{} 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+Copyright @copyright{} 1999, 2000, 2001, 2002, 2005, 2006 Free Software Foundation, Inc.
 
 Permission is granted to make and distribute verbatim copies of
 this manual provided the copyright notice and this permission notice
@@ -80 +80 @@
 @top Multiboot Specification
 
 This file documents Multiboot Specification, the proposal for the boot
-sequence standard. This edition documents version 0.6.93.
+sequence standard. This edition documents version 0.6.94.
 @end ifnottex
 
 @menu
@@ -426 +426 @@
 kernel.
 
 If bit 16 in the @samp{flags} word is set, then the fields at offsets
-8-24 in the Multiboot header are valid, and the boot loader should use
+12-28 in the Multiboot header are valid, and the boot loader should use
 them instead of the fields in the actual executable header to calculate
 where to load the OS image. This information does not need to be
 provided if the kernel image is in @sc{elf} format, but it @emph{must}
@@ -677 +677 @@
 @example
 @group
 +-------+-------+-------+-------+
-| drive | part1 | part2 | part3 |
+| part3 | part2 | part1 | drive |
 +-------+-------+-------+-------+
 @end group
 @end example
@@ -1199 +1199 @@
 @email{bug-grub@@gnu.org}, from Bryan Ford and Erich Stefan Boleyn.
 @end itemize
 
+@item
+The byte order of the @samp{boot_device} in Multiboot information is
+reversed. This was a mistake.
+
+@item
+The offset of the address fields were wrong.
+
 @item 0.6
 @itemize @bullet
 @item

grub/asmstub.c

@@ -42 +42 @@
 #include <sys/time.h>
 #include <termios.h>
 #include <signal.h>
+#include <sys/mman.h>
+
+#include <limits.h>
+#ifndef PAGESIZE
+#define PAGESIZE 4096
+#endif
 
 #ifdef __linux__
 # include <sys/ioctl.h>         /* ioctl */
@@ -55 +61 @@
 # endif /* ! BLKFLSBUF */
 #endif /* __linux__ */
 
+#if defined(__FreeBSD_kernel__) || defined(__FreeBSD__)
+# include <sys/sysctl.h>
+#endif
+
 /* We want to prevent any circularararity in our stubs, as well as
    libc name clashes. */
 #define WITHOUT_LIBC_STUBS 1
@@ -144 +154 @@
   assert (grub_scratch_mem == 0);
   scratch = malloc (0x100000 + EXTENDED_MEMSIZE + 15);
   assert (scratch);
+
+  {
+    char *p;
+    int ret;
+
+    /* Align to a multiple of PAGESIZE, assumed to be a power of two. */
+    p = (char *) (((long) scratch) & ~(PAGESIZE - 1));
+
+    /* The simulated stack needs to be executable, since GCC uses stack
+     * trampolines to implement nested functions.
+     */
+    ret = mprotect (p, 0x100000 + EXTENDED_MEMSIZE + 15,
+                    PROT_READ | PROT_WRITE | PROT_EXEC);
+    assert (ret == 0);
+  }
+
   grub_scratch_mem = (char *) ((((int) scratch) >> 4) << 4);
 
   /* FIXME: simulate the memory holes using mprot, if available. */
@@ -777 +803 @@
 
       /* Open read/write, or read-only if that failed. */
       if (! read_only)
-        disks[drive].flags = open (devname, O_RDWR);
+        {
+/* By default, kernel of FreeBSD does not allow overwriting MBR */
+#if defined(__FreeBSD_kernel__) || defined(__FreeBSD__)
+#define GEOM_SYSCTL     "kern.geom.debugflags"
+          int old_flags, flags;
+          size_t sizeof_int = sizeof (int);
+
+          if (sysctlbyname (GEOM_SYSCTL, &old_flags, &sizeof_int, NULL, 0) != 0)
+            grub_printf ("failed to get " GEOM_SYSCTL "sysctl: %s\n", strerror (errno));
+
+          if ((old_flags & 0x10) == 0)
+            {
+              /* "allow foot shooting", see geom(4) */
+              flags = old_flags | 0x10;
+
+              if (sysctlbyname (GEOM_SYSCTL, NULL, NULL, &flags, sizeof (int)) != 0)
+                {
+                  flags = old_flags;
+                  grub_printf ("failed to set " GEOM_SYSCTL "sysctl: %s\n", strerror (errno));
+                }
+            }
+          else
+            flags = old_flags;
+#endif
+          disks[drive].flags = open (devname, O_RDWR);
+#if defined(__FreeBSD_kernel__) || defined(__FreeBSD__)
+          if (flags != old_flags)
+            {
+              if (sysctlbyname (GEOM_SYSCTL, NULL, NULL, &old_flags, sizeof (int)) != 0)
+                grub_printf ("failed to set " GEOM_SYSCTL "sysctl: %s\n", strerror (errno));
+            }
+#endif
+        }
 
       if (disks[drive].flags == -1)
         {

grub/main.c

@@ -32 +32 @@
 #define WITHOUT_LIBC_STUBS 1
 #include <shared.h>
 #include <term.h>
+#include <device.h>
 
 char *program_name = 0;
 int use_config_file = 1;
@@ -192 +193 @@
               perror ("strtoul");
               exit (1);
             }
+          if (boot_drive >= NUM_DISKS)
+            {
+              fprintf (stderr, "boot_drive should be from 0 to %d\n",
+                       NUM_DISKS - 1);
+              exit (1);
+            }
           break;
 
         case OPT_NO_CONFIG_FILE:

lib/device.c

@@ -131 +131 @@
 #include <shared.h>
 #include <device.h>
 
+#if defined(__linux__)
+/* The 2.6 kernel has removed all of the geometry handling for IDE drives
+ * that did fixups for LBA, etc.  This means that the geometry we get
+ * with the ioctl has a good chance of being wrong.  So, we get to 
+ * also know about partition tables and try to read what the geometry
+ * is there. *grumble*   Very closely based on code from cfdisk
+ */
+static void get_kernel_geometry(int fd, long long *cyl, int *heads, int *sectors) {
+    struct hd_geometry hdg;
+    
+    if (ioctl (fd, HDIO_GETGEO, &hdg))
+        return;
+
+    *cyl = hdg.cylinders;
+    *heads = hdg.heads;
+    *sectors = hdg.sectors;
+}
+
+struct partition {
+        unsigned char boot_ind;         /* 0x80 - active */
+        unsigned char head;             /* starting head */
+        unsigned char sector;           /* starting sector */
+        unsigned char cyl;              /* starting cylinder */
+        unsigned char sys_ind;          /* What partition type */
+        unsigned char end_head;         /* end head */
+        unsigned char end_sector;       /* end sector */
+        unsigned char end_cyl;          /* end cylinder */
+        unsigned char start4[4];        /* starting sector counting from 0 */
+        unsigned char size4[4];         /* nr of sectors in partition */
+};
+
+#define ALIGNMENT 2
+typedef union {
+    struct {
+        unsigned char align[ALIGNMENT];
+        unsigned char b[SECTOR_SIZE];
+    } c;
+    struct {
+        unsigned char align[ALIGNMENT];
+        unsigned char buffer[0x1BE];
+        struct partition part[4];
+        unsigned char magicflag[2];
+    } p;
+} partition_table;
+
+#define PART_TABLE_FLAG0 0x55
+#define PART_TABLE_FLAG1 0xAA
+
+static void
+get_partition_table_geometry(partition_table *bufp, long long *cyl, int *heads, 
+                             int *sectors) {
+    struct partition *p;
+    int i,h,s,hh,ss;
+    int first = 1;
+    int bad = 0;
+
+    if (bufp->p.magicflag[0] != PART_TABLE_FLAG0 ||
+        bufp->p.magicflag[1] != PART_TABLE_FLAG1) {
+            /* Matthew Wilcox: slightly friendlier version of
+               fatal(_("Bad signature on partition table"), 3);
+            */
+            fprintf(stderr, "Unknown partition table signature\n");
+            return;
+    }
+
+    hh = ss = 0;
+    for (i=0; i<4; i++) {
+        p = &(bufp->p.part[i]);
+        if (p->sys_ind != 0) {
+            h = p->end_head + 1;
+            s = (p->end_sector & 077);
+            if (first) {
+                hh = h;
+                ss = s;
+                first = 0;
+            } else if (hh != h || ss != s)
+                bad = 1;
+        }
+    }
+
+    if (!first && !bad) {
+        *heads = hh;
+        *sectors = ss;
+    }
+}
+
+static long long my_lseek (unsigned int fd, long long offset, 
+                           unsigned int origin)
+{
+#if defined(__linux__) && (!defined(__GLIBC__) || \
+        ((__GLIBC__ < 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ < 1))))
+  /* Maybe libc doesn't have large file support.  */
+  loff_t offset, result;
+  static int _llseek (uint filedes, ulong hi, ulong lo,
+                      loff_t *res, uint wh);
+  _syscall5 (int, _llseek, uint, filedes, ulong, hi, ulong, lo,
+             loff_t *, res, uint, wh);
+  
+  if (_llseek (fd, offset >> 32, offset & 0xffffffff, &result, SEEK_SET) < 0)
+    return (long long) -1;
+  return result;
+#else
+  return lseek(fd, offset, SEEK_SET);
+#endif
+}
+
+static void get_linux_geometry (int fd, struct geometry *geom) {
+    long long kern_cyl = 0; int kern_head = 0, kern_sectors = 0;
+    long long pt_cyl = 0; int pt_head = 0, pt_sectors = 0;
+    partition_table bufp;
+    char *buff, *buf_unaligned;
+
+    buf_unaligned = malloc(sizeof(partition_table) + 4095);
+    buff = (char *) (((unsigned long)buf_unaligned + 4096 - 1) &
+                     (~(4096-1)));
+
+    get_kernel_geometry(fd, &kern_cyl, &kern_head, &kern_sectors);
+
+    if (my_lseek (fd, 0*SECTOR_SIZE, SEEK_SET) < 0) {
+        fprintf(stderr, "Unable to seek");
+    }
+
+    if (read(fd, buff, SECTOR_SIZE) == SECTOR_SIZE) {
+        memcpy(bufp.c.b, buff, SECTOR_SIZE);
+        get_partition_table_geometry(&bufp, &pt_cyl, &pt_head, &pt_sectors);
+    } else {
+        fprintf(stderr, "Unable to read partition table: %s\n", strerror(errno));
+    }
+
+    if (pt_head && pt_sectors) {
+        int cyl_size;
+
+        geom->heads = pt_head;
+        geom->sectors = pt_sectors;
+        cyl_size = pt_head * pt_sectors;
+        geom->cylinders = geom->total_sectors/cyl_size;
+    } else {
+        geom->heads = kern_head;
+        geom->sectors = kern_sectors;
+        geom->cylinders = kern_cyl;
+    }
+
+    return;
+}
+#endif
+
 /* Get the geometry of a drive DRIVE.  */
 void
 get_drive_geometry (struct geometry *geom, char **map, int drive)
@@ -151 +297 @@
 #if defined(__linux__)
   /* Linux */
   {
-    struct hd_geometry hdg;
     unsigned long nr;
-    
-    if (ioctl (fd, HDIO_GETGEO, &hdg))
-      goto fail;
 
     if (ioctl (fd, BLKGETSIZE, &nr))
       goto fail;
     
     /* Got the geometry, so save it. */
-    geom->cylinders = hdg.cylinders;
-    geom->heads = hdg.heads;
-    geom->sectors = hdg.sectors;
     geom->total_sectors = nr;
-    
+    get_linux_geometry(fd, geom);
+    if (!geom->heads && !geom->cylinders && !geom->sectors)
+        goto fail;
     goto success;
   }
 
@@ -403 +544 @@
 }
 
 static void
+get_cciss_disk_name (char *name, int controller, int drive)
+{
+  sprintf (name, "/dev/cciss/c%dd%d", controller, drive);
+}
+
+static void
+get_ida_disk_name (char *name, int controller, int drive)
+{
+  sprintf (name, "/dev/ida/c%dd%d", controller, drive);
+}
+
+static void
 get_ataraid_disk_name (char *name, int unit)
 {
   sprintf (name, "/dev/ataraid/d%c", unit + '0');
@@ -801 +954 @@
           }
       }
   }
+
+  /* This is for CCISS, its like the DAC960  - we have
+     /dev/cciss/<controller>d<logical drive>p<partition> 
+
+     It currently supports up to 3 controllers, 10 logical volumes
+     and 10 partitions
+
+     Code gratuitously copied from DAC960 above.
+     Horms <horms@verge.net.au> 23rd July 2004
+  */
+  {
+    int controller, drive;
+    
+    for (controller = 0; controller < 2; controller++)
+      {
+        for (drive = 0; drive < 9; drive++)
+          {
+            char name[24];
+            
+            get_cciss_disk_name (name, controller, drive);
+            if (check_device (name))
+              {
+                (*map)[num_hd + 0x80] = strdup (name);
+                assert ((*map)[num_hd + 0x80]);
+                
+                /* If the device map file is opened, write the map.  */
+                if (fp)
+                  fprintf (fp, "(hd%d)\t%s\n", num_hd, name);
+                
+                num_hd++;
+              }
+          }
+      }
+  }
+
+  /* This is for Compaq Smart Array, its like the DAC960  - we have
+     /dev/ida/<controller>d<logical drive>p<partition> 
+
+     It currently supports up to 3 controllers, 10 logical volumes
+     and 15 partitions
+
+     Code gratuitously copied from DAC960 above.
+     Piotr Roszatycki <dexter@debian.org>
+  */
+  {
+    int controller, drive;
+    
+    for (controller = 0; controller < 2; controller++)
+      {
+        for (drive = 0; drive < 9; drive++)
+          {
+            char name[24];
+            
+            get_ida_disk_name (name, controller, drive);
+            if (check_device (name))
+              {
+                (*map)[num_hd + 0x80] = strdup (name);
+                assert ((*map)[num_hd + 0x80]);
+                
+                /* If the device map file is opened, write the map.  */
+                if (fp)
+                  fprintf (fp, "(hd%d)\t%s\n", num_hd, name);
+                
+                num_hd++;
+              }
+          }
+      }
+  }
 #endif /* __linux__ */
   
   /* OK, close the device map file if opened.  */
@@ -844 +1065 @@
 {
   char dev[PATH_MAX];   /* XXX */
   int fd;
+  off_t offset = (off_t) sector * (off_t) SECTOR_SIZE;
   
   if ((partition & 0x00FF00) != 0x00FF00)
     {
@@ -861 +1083 @@
       if (strcmp (dev + strlen(dev) - 5, "/disc") == 0)
         strcpy (dev + strlen(dev) - 5, "/part");
     }
-  sprintf (dev + strlen(dev), "%d", ((partition >> 16) & 0xFF) + 1);
-  
+  sprintf (dev + strlen(dev), "%s%d", 
+   /* Compaq smart and others */
+   (strncmp(dev, "/dev/ida/", 9) == 0 ||
+   strncmp(dev, "/dev/ataraid/", 13) == 0 ||
+   strncmp(dev, "/dev/cciss/", 11) == 0 ||
+   strncmp(dev, "/dev/rd/", 8) == 0) ? "p" : "",
+   ((partition >> 16) & 0xFF) + 1);
+
   /* Open the partition.  */
   fd = open (dev, O_RDWR);
   if (fd < 0)
@@ -870 +1098 @@
       errnum = ERR_NO_PART;
       return 0;
     }
-  
-#if defined(__linux__) && (!defined(__GLIBC__) || \
-        ((__GLIBC__ < 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ < 1))))
-  /* Maybe libc doesn't have large file support.  */
-  {
-    loff_t offset, result;
-    static int _llseek (uint filedes, ulong hi, ulong lo,
-                        loff_t *res, uint wh);
-    _syscall5 (int, _llseek, uint, filedes, ulong, hi, ulong, lo,
-               loff_t *, res, uint, wh);
 
-    offset = (loff_t) sector * (loff_t) SECTOR_SIZE;
-    if (_llseek (fd, offset >> 32, offset & 0xffffffff, &result, SEEK_SET))
-      {
-        errnum = ERR_DEV_VALUES;
-        return 0;
-      }
-  }
-#else
-  {
-    off_t offset = (off_t) sector * (off_t) SECTOR_SIZE;
 
-    if (lseek (fd, offset, SEEK_SET) != offset)
-      {
-        errnum = ERR_DEV_VALUES;
-        return 0;
-      }
-  }
-#endif
+  if (my_lseek(fd, offset, SEEK_SET) != offset)
+    {
+      errnum = ERR_DEV_VALUES;
+      return 0;
+    }
   
   if (write (fd, buf, size * SECTOR_SIZE) != (size * SECTOR_SIZE))
     {

stage2/asm.S

@@ -1651 +1651 @@
         jnz     3f
         ret
 
-3:      /* use keyboard controller */
+3:      /*
+         * try to switch gateA20 using PORT92, the "Fast A20 and Init"
+         * register
+        */
+        mov $0x92, %dx
+        inb %dx, %al
+        /* skip the port92 code if it's unimplemented (read returns 0xff) */
+        cmpb $0xff, %al
+        jz 6f
+        
+        /* set or clear bit1, the ALT_A20_GATE bit */
+        movb 4(%esp), %ah
+        testb %ah, %ah
+        jz 4f
+        orb $2, %al
+        jmp 5f
+4:      and $0xfd, %al
+        
+        /* clear the INIT_NOW bit don't accidently reset the machine */
+5:      and $0xfe, %al
+        outb %al, %dx
+        
+6:      /* use keyboard controller */
         pushl   %eax
 
         call    gloop1
@@ -1661 +1683 @@
 
 gloopint1:
         inb     $K_STATUS
+        cmpb    $0xff, %al
+        jz      gloopint1_done
         andb    $K_IBUF_FUL, %al
         jnz     gloopint1
 
+gloopint1_done: 
         movb    $KB_OUTPUT_MASK, %al
         cmpb    $0, 0x8(%esp)
         jz      gdoit
@@ -1684 +1709 @@
 
 gloop1:
         inb     $K_STATUS
+        cmpb    $0xff, %al
+        jz      gloop2ret
         andb    $K_IBUF_FUL, %al
         jnz     gloop1
 
@@ -1991 +2018 @@
 ENTRY(console_getkey)
         push    %ebp
 
+wait_for_key:
+        call    EXT_C(console_checkkey)
+        incl    %eax
+        jz      wait_for_key
+        
         call    EXT_C(prot_to_real)
         .code16
 
@@ -2216 +2248 @@
         pop     %ebx
         pop     %ebp
         ret
-                
+
+
+/* graphics mode functions */
+#ifdef SUPPORT_GRAPHICS
+VARIABLE(cursorX)
+.word   0
+VARIABLE(cursorY)
+.word   0
+VARIABLE(cursorCount)
+.word 0
+VARIABLE(cursorBuf)
+.byte   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+
+
+/*
+ * set_int1c_handler(void)
+ */
+ENTRY(set_int1c_handler)
+        pushl   %edi
+
+        /* save the original int1c handler */
+        movl    $0x70, %edi
+        movw    (%edi), %ax
+        movw    %ax, ABS(int1c_offset)
+        movw    2(%edi), %ax
+        movw    %ax, ABS(int1c_segment)
+
+        /* save the new int1c handler */
+        movw    $ABS(int1c_handler), %ax
+        movw    %ax, (%edi)
+        xorw    %ax, %ax
+        movw    %ax, 2(%edi)
+
+        popl    %edi
+        ret
+
+
+/*
+ * unset_int1c_handler(void)
+ */
+ENTRY(unset_int1c_handler)
+        pushl   %edi
+
+        /* check if int1c_handler is set */
+        movl    $0x70, %edi
+        movw    $ABS(int1c_handler), %ax
+        cmpw    %ax, (%edi)
+        jne     int1c_1
+        xorw    %ax, %ax
+        cmpw    %ax, 2(%edi)
+        jne     int1c_1
+
+        /* restore the original */
+        movw    ABS(int1c_offset), %ax
+        movw    %ax, (%edi)
+        movw    ABS(int1c_segment), %ax
+        movw    %ax, 2(%edi)
+
+int1c_1:
+        popl    %edi
+        ret
+
+
+/*
+ * blinks graphics cursor
+ */
+        .code16
+write_data:
+        movw    $0, %ax
+        movw    %ax, %ds
+
+        mov     $0xA000, %ax            /* video in es:di */
+        mov     %ax, %es
+        mov     $80, %ax
+        movw    $ABS(cursorY), %si
+        mov     %ds:(%si), %bx
+        mul     %bx
+        movw    $ABS(cursorX), %si
+        mov     %ds:(%si), %bx
+        shr     $3, %bx                 /* %bx /= 8 */
+        add     %bx, %ax
+        mov     %ax, %di
+
+        movw    $ABS(cursorBuf), %si    /* fontBuf in ds:si */
+
+        /* prepare for data moving */
+        mov     $16, %dx                /* altura da fonte */
+        mov     $80, %bx                /* bytes por linha */
+
+write_loop:
+        movb    %ds:(%si), %al
+        xorb    $0xff, %al
+        movb    %al, %ds:(%si)          /* invert cursorBuf */
+        movb    %al, %es:(%di)          /* write to video */
+        add     %bx, %di
+        inc     %si
+        dec     %dx
+        jg      write_loop
+        ret
+
+int1c_handler:
+        pusha
+        mov     $0, %ax
+        mov     %ax, %ds
+        mov     $ABS(cursorCount), %si
+        mov     %ds:(%si), %ax
+        inc     %ax
+        mov     %ax, %ds:(%si)
+        cmp     $9, %ax
+        jne     int1c_done
+
+        mov     $0, %ax
+        mov     %ax, %ds:(%si)
+        call    write_data
+
+int1c_done:
+        popa
+        iret
+        /* call previous int1c handler */
+        /* ljmp */
+        .byte   0xea
+int1c_offset:  .word   0
+int1c_segment: .word   0
+        .code32
+
+
+/*
+ * unsigned char set_videomode(unsigned char mode)
+ * BIOS call "INT 10H Function 0h" to set video mode
+ *      Call with       %ah = 0x0
+ *                      %al = video mode
+ *  Returns old videomode.
+ */
+ENTRY(set_videomode)
+        pushl   %ebp
+        movl    %esp,%ebp
+        pushl   %ebx
+        pushl   %ecx
+
+        movb    8(%ebp), %cl
+
+        call    EXT_C(prot_to_real)
+        .code16
+
+        xorb    %al, %al
+        movb    $0xf, %ah
+        int     $0x10                   /* Get Current Video mode */
+        movb    %al, %ch
+        xorb    %ah, %ah
+        movb    %cl, %al
+        int     $0x10                   /* Set Video mode */
+
+        DATA32  call    EXT_C(real_to_prot)
+        .code32
+
+        xorl    %eax, %eax
+        movb    %ch, %al
+
+        popl    %ecx
+        popl    %ebx
+        popl    %ebp
+        ret
+
+
+/*
+ * int get_videomode()
+ * BIOS call "INT 10H Function 0Fh" to get current video mode
+ *      Call with       %al = 0x0
+ *                      %ah = 0xF
+ *      Returns current videomode.
+ */
+ENTRY(get_videomode)
+        pushl   %ebp
+        movl    %esp,%ebp
+        pushl   %ebx
+        pushl   %ecx
+
+        call    EXT_C(prot_to_real)
+        .code16
+
+        xorb    %al, %al
+        movb    $0xF, %ah
+        int     $0x10                   /* Get Current Video mode */
+        movb    %al, %cl        /* For now we only want display mode */
+
+        DATA32  call    EXT_C(real_to_prot)
+        .code32
+
+        xorl    %eax, %eax
+        movb    %cl, %al
+
+        popl    %ecx
+        popl    %ebx
+        popl    %ebp
+        ret
+
+
+/*
+ * unsigned char * graphics_get_font()
+ * BIOS call "INT 10H Function 11h" to set font
+ *      Call with       %ah = 0x11
+ */
+ENTRY(graphics_get_font)
+        push    %ebp
+        push    %ebx
+        push    %ecx
+        push    %edx
+
+        call    EXT_C(prot_to_real)
+        .code16
+
+        movw    $0x1130, %ax
+        movb    $6, %bh         /* font 8x16 */
+        int     $0x10
+        movw    %bp, %dx
+        movw    %es, %cx
+
+        DATA32  call    EXT_C(real_to_prot)
+        .code32
+
+        xorl    %eax, %eax
+        movw    %cx, %ax
+        shll    $4, %eax
+        movw    %dx, %ax
+
+        pop     %edx
+        pop     %ecx
+        pop     %ebx
+        pop     %ebp
+        ret
+
+
+/*
+ * graphics_set_palette(index, red, green, blue)
+ * BIOS call "INT 10H Function 10h" to set individual dac register
+ *      Call with       %ah = 0x10
+ *                      %bx = register number
+ *                      %ch = new value for green (0-63)
+ *                      %cl = new value for blue (0-63)
+ *                      %dh = new value for red (0-63)
+ */
+
+ENTRY(graphics_set_palette)
+        push    %ebp
+        push    %eax
+        push    %ebx
+        push    %ecx
+        push    %edx
+
+        movw    $0x3c8, %bx             /* address write mode register */
+
+        /* wait vertical retrace */
+        movw    $0x3da, %dx
+l1b:
+        inb     %dx, %al        /* wait vertical active display */
+        test    $8, %al
+        jnz     l1b
+
+l2b:
+        inb     %dx, %al        /* wait vertical retrace */
+        test    $8, %al
+        jnz     l2b
+
+        mov     %bx, %dx
+        movb    0x18(%esp), %al         /* index */
+        outb    %al, %dx
+        inc     %dx
+
+        movb    0x1c(%esp), %al         /* red */
+        outb    %al, %dx
+
+        movb    0x20(%esp), %al         /* green */
+        outb    %al, %dx
+
+        movb    0x24(%esp), %al         /* blue */
+        outb    %al, %dx
+
+        movw    0x18(%esp), %bx
+
+        call    EXT_C(prot_to_real)
+        .code16
+
+        movb    %bl, %bh
+        movw    $0x1000, %ax
+        int     $0x10
+
+        DATA32  call    EXT_C(real_to_prot)
+        .code32
+
+        pop     %edx
+        pop     %ecx
+        pop     %ebx
+        pop     %eax
+        pop     %ebp
+        ret
+#endif /* SUPPORT_GRAPHICS */
+
+
 /*
  * getrtsecs()
  *      if a seconds value can be read, read it and return it (BCD),

stage2/boot.c

@@ -1 +1 @@
 /* boot.c - load and bootstrap a kernel */
 /*
  *  GRUB  --  GRand Unified Bootloader
- *  Copyright (C) 1999,2000,2001,2002,2003,2004  Free Software Foundation, Inc.
+ *  Copyright (C) 1999,2000,2001,2002,2003,2004,2005  Free Software Foundation, Inc.
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -29 +29 @@
 entry_func entry_addr;
 static struct mod_list mll[99];
 static int linux_mem_size;
+static int elf_kernel_addr;
+static int elf_kernel_size;
 
 /*
  *  The next two functions, 'load_image' and 'load_module', are the building
@@ -96 +98 @@
   lh = (struct linux_kernel_header *) buffer;
   
   /* ELF loading supported if multiboot, FreeBSD and NetBSD.  */
-  if ((type == KERNEL_TYPE_MULTIBOOT
+  if (((type == KERNEL_TYPE_MULTIBOOT && ! (flags & MULTIBOOT_AOUT_KLUDGE))
        || pu.elf->e_ident[EI_OSABI] == ELFOSABI_FREEBSD
        || grub_strcmp (pu.elf->e_ident + EI_BRAND, "FreeBSD") == 0
        || suggested_type == KERNEL_TYPE_NETBSD)
@@ -594 +596 @@
 
       /* reset this to zero for now */
       cur_addr = 0;
+      elf_kernel_addr = ~0;
 
       /* scan for program segments */
       for (i = 0; i < pu.elf->e_phnum; i++)
@@ -630 +633 @@
               /* mark memory as used */
               if (cur_addr < memaddr + memsiz)
                 cur_addr = memaddr + memsiz;
+              if (elf_kernel_addr > cur_addr)
+                elf_kernel_addr = cur_addr;
               printf (", <0x%x:0x%x:0x%x>", memaddr, filesiz,
                       memsiz - filesiz);
               /* increment number of segments */
@@ -647 +652 @@
             }
         }
 
+      elf_kernel_size = cur_addr - elf_kernel_addr;
+
       if (! errnum)
         {
           if (! loaded)
@@ -824 +831 @@
     moveto = (mbi.mem_upper + 0x400) << 10;
   
   moveto = (moveto - len) & 0xfffff000;
-  max_addr = (lh->header == LINUX_MAGIC_SIGNATURE && lh->version >= 0x0203
-              ? lh->initrd_addr_max : LINUX_INITRD_MAX_ADDRESS);
+  max_addr = LINUX_INITRD_MAX_ADDRESS;
+  if (lh->header == LINUX_MAGIC_SIGNATURE &&
+      lh->version >= 0x0203 &&
+      lh->initrd_addr_max < max_addr)
+    max_addr = lh->initrd_addr_max;
   if (moveto + len >= max_addr)
     moveto = (max_addr - len) & 0xfffff000;
   
@@ -864 +874 @@
 }
 #endif
 
+#define mem_align4k(p)  ((p) + 0xFFF) & 0xFFFFF000
+
+static void
+kfreebsd_setenv (char *env, const char *var, const char *value)
+{
+  while (1)
+    {
+      if (env[0] == '\0' && env[1] == '\0')
+        {
+          env++;
+          break;
+        }
+      else
+        env++;
+    }
+
+  grub_sprintf (env, "%s=%s", var, value);
+  env[grub_strlen (env) + 1] = '\0';
+}
+
+static char *
+kfreebsd_read_hints (char *buf)
+{
+  char *buf_end = buf;
+
+  if (grub_open ("/boot/device.hints"))
+    {
+      char *line_start;
+      int line_len = 0;
+      char *envp;
+      int env_len;
+
+      env_len = grub_read (buf, -1);
+      if (env_len)
+        {
+          buf_end += env_len;
+          *(buf_end++) = '\0';
+        }
+      else
+        return buf_end;
+
+      grub_close ();
+
+      envp = line_start = buf;
+      while (*envp)
+        {
+          char *envp_current = envp;
+        
+          switch (*envp)
+            {
+              case ' ':
+                while (*envp == ' ')
+                  {
+                    envp++;
+                    env_len--;
+                  }
+                grub_memmove (envp_current, envp, env_len + 1);
+                envp = envp_current;
+                break;
+              case '#':
+                while (*envp != '\n')
+                  {
+                    envp++;
+                    env_len--;
+                  }
+                if (!line_len)
+                  envp++;
+                grub_memmove (envp_current, envp, env_len + 1);
+                envp = envp_current;
+                break;
+              case '\n':
+                if (!line_len)
+                  {
+                    env_len--;
+                    grub_memmove (line_start, envp, env_len + 1);
+                  }
+                *(envp++) = '\0';
+                line_len = 0;
+                line_start = envp;
+              default:
+                envp++;
+                line_len++;
+                break;
+            }
+        }
+
+      buf_end = buf + env_len;
+      *(buf_end++) = '\0';
+    }
+
+  return buf_end;
+}
+
+static u32_t *
+kfreebsd_set_module_string (u32_t type, u32_t *dst, char *src)
+{
+  int size;
+
+  *(dst++) = type;
+  *(dst++) = size = grub_strlen (src) + 1;
+  grub_strcpy ((void *) dst, src);
+
+  return dst + (size + sizeof(u32_t) - 1) / sizeof(u32_t);
+}
+
+static u32_t *
+kfreebsd_set_module_var (u32_t type, u32_t *dst, u32_t src)
+{
+  *(dst++) = type;
+  *(dst++) = sizeof(u32_t);
+  *(dst++) = src;
+
+  return dst;
+}
+
+static u32_t *
+kfreebsd_set_modules (u32_t *modulep)
+{
+  /* XXX: Need to copy the whole module structure.  */
+  /* XXX: How to pass the module name ?  */
+
+  return modulep;
+}
 
 /*
  *  All "*_boot" commands depend on the images being loaded into memory
@@ -877 +1010 @@
 bsd_boot (kernel_t type, int bootdev, char *arg)
 {
   char *str;
-  int clval = 0, i;
+  char *kernelname;
+  char *bsd_root;
+  int clval = 0;
+  int i;
   struct bootinfo bi;
 
 #ifdef GRUB_UTIL
@@ -886 +1022 @@
   stop_floppy ();
 #endif
 
+  while (*arg != '/')
+    arg++;
+  kernelname = arg;
+
   while (*(++arg) && *arg != ' ');
+  *(arg++) = 0;
   str = arg;
+
+  bsd_root = grub_strstr (str, "root=");
+  if (bsd_root)
+    {
+      bsd_root += 5;
+      /* XXX: should copy the str or terminate it.  */
+    }
+
   while (*str)
     {
       if (*str == '-')
@@ -910 +1059 @@
                 clval |= RB_GDB;
               if (*str == 'h')
                 clval |= RB_SERIAL;
+              if (*str == 'p')
+                clval |= RB_PAUSE;
               if (*str == 'm')
                 clval |= RB_MUTE;
               if (*str == 'r')
@@ -927 +1078 @@
 
   if (type == KERNEL_TYPE_FREEBSD)
     {
+      char *envp;
+      u32_t *modp;
+
       clval |= RB_BOOTINFO;
 
       bi.bi_version = BOOTINFO_VERSION;
 
-      *arg = 0;
-      while ((--arg) > (char *) MB_CMDLINE_BUF && *arg != '/');
-      if (*arg == '/')
-        bi.bi_kernelname = arg + 1;
+      bi.bi_pad[0] = bi.bi_pad[1] = 0;
+
+      if (*kernelname == '/')
+        bi.bi_kernelname = kernelname;
       else
         bi.bi_kernelname = 0;
 
@@ -961 +1115 @@
       bi.bi_basemem = mbi.mem_lower;
       bi.bi_extmem = extended_memory;
 
+      /* Setup the environment.  */
+      bi.bi_envp = cur_addr = mem_align4k (cur_addr);
+      grub_memset ((void *) cur_addr, 0, 2);
+      cur_addr = (int) kfreebsd_read_hints ((void *) cur_addr);
+
+      envp = (char *) bi.bi_envp;
+      kfreebsd_setenv (envp, "kernelname", kernelname);
+      kfreebsd_setenv (envp, "vfs.root.mountfrom", bsd_root);
+
+      /* Setup the modules list.  */
+      bi.bi_modulep = cur_addr = mem_align4k (cur_addr);
+      modp = (u32_t *) bi.bi_modulep;
+      /* The first module is the kernel.  */
+      modp = kfreebsd_set_module_string (MODINFO_NAME, modp, kernelname);
+      modp = kfreebsd_set_module_string (MODINFO_TYPE, modp, "elf kernel");
+      modp = kfreebsd_set_module_string (MODINFO_ARGS, modp, arg);
+      modp = kfreebsd_set_module_var (MODINFO_ADDR, modp, elf_kernel_addr);
+      modp = kfreebsd_set_module_var (MODINFO_SIZE, modp, elf_kernel_size);
+      /* Now the real modules.  */
+      modp = kfreebsd_set_modules(modp);
+
+      /* Set the kernel end.  */
+      bi.bi_kernend = cur_addr = mem_align4k (((int) modp) + 1);
+
       if (mbi.flags & MB_INFO_AOUT_SYMS)
         {
           bi.bi_symtab = mbi.syms.a.addr;
@@ -970 +1148 @@
 #if 0
       else if (mbi.flags & MB_INFO_ELF_SHDR)
         {
-          /* FIXME: Should check if a symbol table exists and, if exists,
-             pass the table to BI.  */
+          bi.bi_symtab = mbi.syms.e.addr;
+          bi.bi_esymtab = mbi.syms.e.addr
+            + mbi.syms.e.size * mbi.syms.e.num * mbi.syms.e.shndx;
         }
 #endif
       else

stage2/builtins.c

@@ -28 +28 @@
 #include <filesys.h>
 #include <term.h>
 
+#ifdef SUPPORT_GRAPHICS
+# include <graphics.h>
+#endif
+
 #ifdef SUPPORT_NETBOOT
 # define GRUB   1
 # include <etherboot.h>
@@ -82 +86 @@
    inside other functions.  */
 static int configfile_func (char *arg, int flags);
 
+static int savedefault_helper (char *arg, int flags);
+
+static int savedefault_shell (char *arg, int flags);
+
 /* Initialize the data for builtins.  */
 void
 init_builtins (void)
@@ -237 +245 @@
 static int
 boot_func (char *arg, int flags)
 {
+  struct term_entry *prev_term = current_term;
   /* Clear the int15 handler if we can boot the kernel successfully.
      This assumes that the boot code never fails only if KERNEL_TYPE is
      not KERNEL_TYPE_NONE. Is this assumption is bad?  */
   if (kernel_type != KERNEL_TYPE_NONE)
     unset_int15_handler ();
 
+  /* if our terminal needed initialization, we should shut it down
+   * before booting the kernel, but we want to save what it was so
+   * we can come back if needed */
+  if (current_term->shutdown) 
+    {
+      current_term->shutdown();
+      current_term = term_table; /* assumption: console is first */
+    }
+
 #ifdef SUPPORT_NETBOOT
   /* Shut down the networking.  */
   cleanup_net ();
@@ -306 +324 @@
       return 1;
     }
 
+  /* if we get back here, we should go back to what our term was before */
+  current_term = prev_term;
+  if (current_term->startup)
+      /* if our terminal fails to initialize, fall back to console since
+       * it should always work */
+      if (current_term->startup() == 0)
+          current_term = term_table; /* we know that console is first */
   return 0;
 }
 
@@ -852 +877 @@
 };
 #endif /* SUPPORT_NETBOOT */
 
+#ifdef SUPPORT_GRAPHICS
+
 
+static int splashimage_func(char *arg, int flags) {
+  int i;
+    
+  /* filename can only be 256 characters due to our buffer size */
+  if (grub_strlen(arg) > 256) {
+    grub_printf("Splash image filename too large\n");
+    grub_printf("Press any key to continue...");
+    getkey();
+    return 1;
+  }
+
+  /* get rid of TERM_NEED_INIT from the graphics terminal. */
+  for (i = 0; term_table[i].name; i++) {
+    if (grub_strcmp (term_table[i].name, "graphics") == 0) {
+      term_table[i].flags &= ~TERM_NEED_INIT;
+      break;
+    }
+  }
+
+  graphics_set_splash(arg);
+
+  if (flags == BUILTIN_CMDLINE && graphics_inited) {
+    graphics_end();
+    if (graphics_init() == 0) {
+      /* Fallback to default term */
+      current_term = term_table;
+      max_lines = current_term->max_lines;
+      if (current_term->cls)
+        current_term->cls();
+      grub_printf("Failed to set splash image and/or graphics mode\n");
+      return 1;
+    }
+    graphics_cls();
+  }
+
+  if (flags == BUILTIN_MENU)
+    current_term = term_table + i;
+
+  return 0;
+}
+
+static struct builtin builtin_splashimage =
+{
+  "splashimage",
+  splashimage_func,
+  BUILTIN_CMDLINE | BUILTIN_MENU | BUILTIN_HELP_LIST,
+  "splashimage FILE",
+  "Load FILE as the background image when in graphics mode."
+};
+
+
 
+/* shade */
+static int
+shade_func(char *arg, int flags)
+{
+    int new_shade;
+
+    if (!arg || safe_parse_maxint(&arg, &new_shade) == 0)
+       return (1);
+
+    if (shade != new_shade) {
+       shade = new_shade;
+       if (flags == BUILTIN_CMDLINE && graphics_inited) {
+           graphics_end();
+           graphics_init();
+           graphics_cls();
+       }
+    }
+
+    return 0;
+}
+
+static struct builtin builtin_shade =
+{
+  "shade",
+  shade_func,
+  BUILTIN_CMDLINE | BUILTIN_MENU | BUILTIN_HELP_LIST,
+  "shade INTEGER",
+  "If set to 0, disables the use of shaded text, else enables it."
+};
+
+
 
+/* foreground */
+static int
+foreground_func(char *arg, int flags)
+{
+    if (grub_strlen(arg) == 6) {
+        int r = ((hex(arg[0]) << 4) | hex(arg[1])) >> 2;
+        int g = ((hex(arg[2]) << 4) | hex(arg[3])) >> 2;
+        int b = ((hex(arg[4]) << 4) | hex(arg[5])) >> 2;
+
+        foreground = (r << 16) | (g << 8) | b;
+        if (graphics_inited)
+            graphics_set_palette(15, r, g, b);
+
+        return 0;
+    }
+
+    return 1;
+}
+
+static struct builtin builtin_foreground =
+{
+  "foreground",
+  foreground_func,
+  BUILTIN_CMDLINE | BUILTIN_MENU | BUILTIN_HELP_LIST,
+  "foreground RRGGBB",
+  "Sets the foreground color when in graphics mode."
+  "RR is red, GG is green, and BB blue. Numbers must be in hexadecimal."
+};
+
+
 
+/* background */
+static int
+background_func(char *arg, int flags)
+{
+    if (grub_strlen(arg) == 6) {
+        int r = ((hex(arg[0]) << 4) | hex(arg[1])) >> 2;
+        int g = ((hex(arg[2]) << 4) | hex(arg[3])) >> 2;
+        int b = ((hex(arg[4]) << 4) | hex(arg[5])) >> 2;
+
+        background = (r << 16) | (g << 8) | b;
+        if (graphics_inited)
+            graphics_set_palette(0, r, g, b);
+        return 0;
+    }
+
+    return 1;
+}
+
+static struct builtin builtin_background =
+{
+  "background",
+  background_func,
+  BUILTIN_CMDLINE | BUILTIN_MENU | BUILTIN_HELP_LIST,
+  "background RRGGBB",
+  "Sets the background color when in graphics mode."
+  "RR is red, GG is green, and BB blue. Numbers must be in hexadecimal."
+};
+
+
 
+/* border */
+static int
+border_func(char *arg, int flags)
+{
+    if (grub_strlen(arg) == 6) {
+       int r = ((hex(arg[0]) << 4) | hex(arg[1])) >> 2;
+       int g = ((hex(arg[2]) << 4) | hex(arg[3])) >> 2;
+       int b = ((hex(arg[4]) << 4) | hex(arg[5])) >> 2;
+
+       window_border = (r << 16) | (g << 8) | b;
+       if (graphics_inited)
+           graphics_set_palette(0x11, r, g, b);
+
+       return 0;
+    }
+
+    return 1;
+}
+
+static struct builtin builtin_border =
+{
+  "border",
+  border_func,
+  BUILTIN_CMDLINE | BUILTIN_MENU | BUILTIN_HELP_LIST,
+  "border RRGGBB",
+  "Sets the border video color when in graphics mode."
+  "RR is red, GG is green, and BB blue. Numbers must be in hexadecimal."
+};
+
+
 
+/* viewport */
+static int
+viewport_func (char *arg, int flags)
+{
+    int i;
+    int x0 = 0, y0 = 0, x1 = 80, y1 = 30;
+    int *pos[4] = { &x0, &y0, &x1, &y1 };
+
+    if (!arg)
+       return (1);
+    for (i = 0; i < 4; i++) {
+       if (!*arg)
+           return (1);
+    while (*arg && (*arg == ' ' || *arg == '\t'))
+           ++arg;
+       if (!safe_parse_maxint(&arg, pos[i]))
+           return (1);
+       while (*arg && (*arg != ' ' && *arg != '\t'))
+           ++arg;
+    }
+
+    /* minimum size is 65 colums and 16 rows */
+    if (x0 > x1 - 66 || y0 > y1 - 16 || x0 < 0 || y0 < 0 || x1 > 80 || y1 > 30)
+       return 1;
+
+    view_x0 = x0;
+    view_y0 = y0;
+    view_x1 = x1;
+    view_y1 = y1;
+
+    if (flags == BUILTIN_CMDLINE && graphics_inited) {
+       graphics_end();
+       graphics_init();
+       graphics_cls();
+    }
+
+    return 0;
+}
+
+static struct builtin builtin_viewport =
+{
+  "viewport",
+  viewport_func,
+  BUILTIN_CMDLINE | BUILTIN_MENU | BUILTIN_HELP_LIST,
+  "viewport x0 y0 x1 y1",
+  "Changes grub internals to output text in the window defined by"
+  " four parameters. The x and y parameters are 0 based. This option"
+  " only works with the graphics interface."
+};
+
+#endif /* SUPPORT_GRAPHICS */
+
+
 
+/* clear */
+static int 
+clear_func() 
+{
+  if (current_term->cls)
+    current_term->cls();
+
+  return 0;
+}
+
+static struct builtin builtin_clear =
+{
+  "clear",
+  clear_func,
+  BUILTIN_CMDLINE | BUILTIN_HELP_LIST,

stage2/char_io.c

@@ -29 +29 @@
 # include <serial.h>
 #endif
 
+#ifdef SUPPORT_GRAPHICS
+# include <graphics.h>
+#endif
+
 #ifndef STAGE1_5
 struct term_entry term_table[] =
   {
     {
       "console",
       0,
+      24,
       console_putchar,
       console_checkkey,
       console_getkey,
@@ -43 +48 @@
       console_cls,
       console_setcolorstate,
       console_setcolor,
-      console_setcursor
+      console_setcursor,
+      0, 
+      0
     },
 #ifdef SUPPORT_SERIAL
     {
       "serial",
       /* A serial device must be initialized.  */
       TERM_NEED_INIT,
+      24,
       serial_putchar,
       serial_checkkey,
       serial_getkey,
@@ -58 +66 @@
       serial_cls,
       serial_setcolorstate,
       0,
+      0,
+      0, 
       0
     },
 #endif /* SUPPORT_SERIAL */
@@ -65 +75 @@
     {
       "hercules",
       0,
+      24,
       hercules_putchar,
       console_checkkey,
       console_getkey,
@@ -73 +84 @@
       hercules_cls,
       hercules_setcolorstate,
       hercules_setcolor,
-      hercules_setcursor
+      hercules_setcursor,
+      0,
+      0
     },      
 #endif /* SUPPORT_HERCULES */
+#ifdef SUPPORT_GRAPHICS
+    { "graphics",
+      TERM_NEED_INIT, /* flags */
+      30, /* number of lines */
+      graphics_putchar, /* putchar */
+      console_checkkey, /* checkkey */
+      console_getkey, /* getkey */
+      graphics_getxy, /* getxy */
+      graphics_gotoxy, /* gotoxy */
+      graphics_cls, /* cls */
+      graphics_setcolorstate, /* setcolorstate */
+      graphics_setcolor, /* setcolor */
+      graphics_setcursor, /* nocursor */
+      graphics_init, /* initialize */
+      graphics_end /* shutdown */
+    },
+#endif /* SUPPORT_GRAPHICS */
     /* This must be the last entry.  */
-    { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
+    { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
   };
 
 /* This must be console.  */
@@ -305 +335 @@
 
   /* XXX: These should be defined in shared.h, but I leave these here,
      until this code is freezed.  */
-#define CMDLINE_WIDTH   78
 #define CMDLINE_MARGIN  10
-  
+
+  /* command-line limits */
+  int cmdline_width = 78, col_start = 0;
   int xpos, lpos, c, section;
   /* The length of PROMPT.  */
   int plen;
@@ -338 +369 @@
       
       /* If the cursor is in the first section, display the first section
          instead of the second.  */
-      if (section == 1 && plen + lpos < CMDLINE_WIDTH)
+      if (section == 1 && plen + lpos < cmdline_width)
         cl_refresh (1, 0);
       else if (xpos - count < 1)
         cl_refresh (1, 0);
@@ -354 +385 @@
                 grub_putchar ('\b');
             }
           else
-            gotoxy (xpos, getxy () & 0xFF);
+            gotoxy (xpos + col_start, getxy () & 0xFF);
         }
     }
 
@@ -364 +395 @@
       lpos += count;
 
       /* If the cursor goes outside, scroll the screen to the right.  */
-      if (xpos + count >= CMDLINE_WIDTH)
+      if (xpos + count >= cmdline_width)
         cl_refresh (1, 0);
       else
         {
@@ -383 +414 @@
                 }
             }
           else
-            gotoxy (xpos, getxy () & 0xFF);
+            gotoxy (xpos + col_start, getxy () & 0xFF);
         }
     }
 
@@ -398 +429 @@
       if (full)
         {
           /* Recompute the section number.  */
-          if (lpos + plen < CMDLINE_WIDTH)
+          if (lpos + plen < cmdline_width)
             section = 0;
           else
-            section = ((lpos + plen - CMDLINE_WIDTH)
-                       / (CMDLINE_WIDTH - 1 - CMDLINE_MARGIN) + 1);
+            section = ((lpos + plen - cmdline_width)
+                       / (cmdline_width - 1 - CMDLINE_MARGIN) + 1);
 
           /* From the start to the end.  */
-          len = CMDLINE_WIDTH;
+          len = cmdline_width;
           pos = 0;
           grub_putchar ('\r');
 
@@ -445 +476 @@
           if (! full)
             offset = xpos - 1;
           
-          start = ((section - 1) * (CMDLINE_WIDTH - 1 - CMDLINE_MARGIN)
-                   + CMDLINE_WIDTH - plen - CMDLINE_MARGIN);
+          start = ((section - 1) * (cmdline_width - 1 - CMDLINE_MARGIN)
+                   + cmdline_width - plen - CMDLINE_MARGIN);
           xpos = lpos + 1 - start;
           start += offset;
         }
@@ -471 +502 @@
       
       /* If the cursor is at the last position, put `>' or a space,
          depending on if there are more characters in BUF.  */
-      if (pos == CMDLINE_WIDTH)
+      if (pos == cmdline_width)
         {
           if (start + len < llen)
             grub_putchar ('>');
@@ -488 +519 @@
             grub_putchar ('\b');
         }
       else
-        gotoxy (xpos, getxy () & 0xFF);
+        gotoxy (xpos + col_start, getxy () & 0xFF);
     }
 
   /* Initialize the command-line.  */
@@ -518 +549 @@
           
           llen += l;
           lpos += l;
-          if (xpos + l >= CMDLINE_WIDTH)
+          if (xpos + l >= cmdline_width)
             cl_refresh (1, 0);
-          else if (xpos + l + llen - lpos > CMDLINE_WIDTH)
-            cl_refresh (0, CMDLINE_WIDTH - xpos);
+          else if (xpos + l + llen - lpos > cmdline_width)
+            cl_refresh (0, cmdline_width - xpos);
           else
             cl_refresh (0, l + llen - lpos);
         }
@@ -533 +564 @@
       grub_memmove (buf + lpos, buf + lpos + count, llen - count + 1);
       llen -= count;
       
-      if (xpos + llen + count - lpos > CMDLINE_WIDTH)
-        cl_refresh (0, CMDLINE_WIDTH - xpos);
+      if (xpos + llen + count - lpos > cmdline_width)
+        cl_refresh (0, cmdline_width - xpos);
       else
         cl_refresh (0, llen + count - lpos);
     }
 
+  max_lines = current_term->max_lines;
+#ifdef SUPPORT_GRAPHICS
+  if (grub_memcmp (current_term->name, "graphics", sizeof ("graphics") - 1) == 0)
+    {
+      cmdline_width = (view_x1 - view_x0) - 2;
+      col_start = view_x0;
+      max_lines = view_y1 - view_y0;
+    }
+#endif
+
   plen = grub_strlen (prompt);
   llen = grub_strlen (cmdline);
 
@@ -1006 +1047 @@
 }
 #endif /* ! STAGE1_5 */
 
+#ifndef STAGE1_5
+/* Internal pager.  */
+int
+do_more (void)
+{
+  if (count_lines >= 0)
+    {
+      count_lines++;
+      if (count_lines >= max_lines - 2)
+        {
+          int tmp;
+
+          /* It's important to disable the feature temporarily, because
+             the following grub_printf call will print newlines.  */
+          count_lines = -1;
+
+          grub_printf("\n");
+          if (current_term->setcolorstate)
+            current_term->setcolorstate (COLOR_STATE_HIGHLIGHT);
+
+          grub_printf ("[Hit return to continue]");
+
+          if (current_term->setcolorstate)
+            current_term->setcolorstate (COLOR_STATE_NORMAL);
+
+
+          do
+            {
+              tmp = ASCII_CHAR (getkey ());
+            }
+          while (tmp != '\n' && tmp != '\r');
+          grub_printf ("\r                        \r");
+
+          /* Restart to count lines.  */
+          count_lines = 0;
+          return 1;
+        }
+    }
+  return 0;
+}
+#endif
+
 /* Display an ASCII character.  */
 void
 grub_putchar (int c)
@@ -1034 +1117 @@
 
   if (c == '\n')
     {
+      int flag;
       /* Internal `more'-like feature.  */
-      if (count_lines >= 0)
-        {
-          count_lines++;
-          if (count_lines >= max_lines - 2)
-            {
-              int tmp;
-              
-              /* It's important to disable the feature temporarily, because
-                 the following grub_printf call will print newlines.  */
-              count_lines = -1;
-
-              if (current_term->setcolorstate)
-                current_term->setcolorstate (COLOR_STATE_HIGHLIGHT);
-              
-              grub_printf ("\n[Hit return to continue]");
-
-              if (current_term->setcolorstate)
-                current_term->setcolorstate (COLOR_STATE_NORMAL);
-              
-              do
-                {
-                  tmp = ASCII_CHAR (getkey ());
-                }
-              while (tmp != '\n' && tmp != '\r');
-              grub_printf ("\r                        \r");
-              
-              /* Restart to count lines.  */
-              count_lines = 0;
-              return;
-            }
-        }
+      flag = do_more ();
+      if (flag)
+        return;
     }
 
   current_term->putchar (c);
@@ -1090 +1146 @@
 cls (void)
 {
   /* If the terminal is dumb, there is no way to clean the terminal.  */
-  if (current_term->flags & TERM_DUMB)
+  if (current_term->flags & TERM_DUMB) 
     grub_putchar ('\n');
   else
     current_term->cls ();
@@ -1175 +1231 @@
 #endif /* ! STAGE1_5 */
 
 int
-memcheck (int addr, int len)
+memcheck (unsigned long int addr, unsigned long int len)
 {
 #ifdef GRUB_UTIL
-  auto int start_addr (void);
-  auto int end_addr (void);
+  auto unsigned long int start_addr (void);
+  auto int unsigned long end_addr (void);
   
-  auto int start_addr (void)
+  auto unsigned long int start_addr (void)
     {
       int ret;
 # if defined(HAVE_START_SYMBOL)
@@ -1192 +1248 @@
       return ret;
     }
 
-  auto int end_addr (void)
+  auto unsigned long int end_addr (void)
     {
       int ret;
 # if defined(HAVE_END_SYMBOL)
@@ -1217 +1273 @@
   return ! errnum;
 }
 
+void
+grub_memcpy(void *dest, const void *src, int len)
+{
+  int i;
+  register char *d = (char*)dest, *s = (char*)src;
+
+  for (i = 0; i < len; i++)
+    d[i] = s[i];
+}
+
 void *
 grub_memmove (void *to, const void *from, int len)
 {

stage2/cmdline.c

@@ -50 +50 @@
 void
 print_cmdline_message (int forever)
 {
-  printf (" [ Minimal BASH-like line editing is supported.  For the first word, TAB\n"
-          "   lists possible command completions.  Anywhere else TAB lists the possible\n"
-          "   completions of a device/filename.%s ]\n",
-          (forever ? "" : "  ESC at any time exits."));
+  grub_printf("       [ Minimal BASH-like line editing is supported.   For\n"
+              "         the   first   word,  TAB  lists  possible  command\n"
+              "         completions.  Anywhere else TAB lists the possible\n"
+              "         completions of a device/filename.%s ]\n",
+              (forever ? "" : "  ESC at any time\n         exits."));
 }
 
 /* Find the builtin whose command name is COMMAND and return the

stage2/freebsd.h

@@ -1 +1 @@
 
 /*
  *  GRUB  --  GRand Unified Bootloader
- *  Copyright (C) 2001  Free Software Foundation, Inc.
+ *  Copyright (C) 2001, 2004  Free Software Foundation, Inc.
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -35 +35 @@
 #define RB_CDROM        0x2000  /* use cdrom as root */
 #define RB_GDB          0x8000  /* use GDB remote debugger instead of DDB */
 #define RB_MUTE         0x10000 /* Come up with the console muted */
+#define RB_SELFTEST     0x20000 /* don't complete the boot; do selftest */
+#define RB_RESERVED1    0x40000 /* reserved for internal use of boot blocks */
+#define RB_RESERVED2    0x80000 /* reserved for internal use of boot blocks */
+#define RB_PAUSE        0x100000 /* pause after each output line during probe */
 #define RB_MULTIPLE     0x20000000      /* Use multiple consoles */
 
 #define RB_BOOTINFO     0x80000000      /* have `struct bootinfo *' arg */
@@ -70 +74 @@
 
 #define N_BIOS_GEOM             8
 
+typedef unsigned char u8_t;
+typedef unsigned int u32_t;
+
 /*
  * A zero bootinfo field often means that there is no info available.
  * Flags are used to indicate the validity of fields where zero is a
@@ -77 +84 @@
  */
 struct bootinfo
   {
-    unsigned int bi_version;
-    unsigned char *bi_kernelname;
-    struct nfs_diskless *bi_nfs_diskless;
+    u32_t bi_version;
+    u8_t *bi_kernelname;
+    u32_t bi_nfs_diskless;
     /* End of fields that are always present. */
 #define bi_endcommon            bi_n_bios_used
-    unsigned int bi_n_bios_used;
-    unsigned long bi_bios_geom[N_BIOS_GEOM];
-    unsigned int bi_size;
-    unsigned char bi_memsizes_valid;
-    unsigned char bi_bios_dev;
-    unsigned char bi_pad[2];
-    unsigned long bi_basemem;
-    unsigned long bi_extmem;
-    unsigned long bi_symtab;
-    unsigned long bi_esymtab;
+    u32_t bi_n_bios_used;
+    u32_t bi_bios_geom[N_BIOS_GEOM];
+    u32_t bi_size;
+    u8_t bi_memsizes_valid;
+    u8_t bi_bios_dev;
+    u8_t bi_pad[2];
+    u32_t bi_basemem;
+    u32_t bi_extmem;
+    u32_t bi_symtab;
+    u32_t bi_esymtab;
+    /* Items below only from advanced bootloader */
+    u32_t bi_kernend;
+    u32_t bi_envp;
+    u32_t bi_modulep;
   };
+
+#define MODINFO_END             0x0000          /* End of list */
+#define MODINFO_NAME            0x0001          /* Name of module (string) */
+#define MODINFO_TYPE            0x0002          /* Type of module (string) */
+#define MODINFO_ADDR            0x0003          /* Loaded address */
+#define MODINFO_SIZE            0x0004          /* Size of module */
+#define MODINFO_EMPTY           0x0005          /* Has been deleted */
+#define MODINFO_ARGS            0x0006          /* Parameters string */
+#define MODINFO_METADATA        0x8000          /* Module-specfic */
+

stage2/graphics.c

@@ +1 @@
+/*
+ * graphics.c - graphics mode support for GRUB
+ * Implemented as a terminal type by Jeremy Katz <katzj@redhat.com> based
+ * on a patch by Paulo César Pereira de Andrade <pcpa@conectiva.com.br>
+ * Options and enhancements made by Herton Ronaldo Krzesinski
+ * <herton@mandriva.com>
+ *
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2001,2002  Red Hat, Inc.
+ *  Portions copyright (C) 2000  Conectiva, Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifdef SUPPORT_GRAPHICS
+
+#include <term.h>
+#include <shared.h>
+#include <graphics.h>
+
+int saved_videomode;
+unsigned char *font8x16;
+
+int graphics_inited = 0;
+static char splashimage[256];
+
+int shade = 1, no_cursor = 0;
+
+#define VSHADOW VSHADOW1
+unsigned char VSHADOW1[38400];
+unsigned char VSHADOW2[38400];
+unsigned char VSHADOW4[38400];
+unsigned char VSHADOW8[38400];
+
+/* define the default viewable area */
+int view_x0 = 0;
+int view_y0 = 0;
+int view_x1 = 80;
+int view_y1 = 30;
+
+/* text buffer has to be kept around so that we can write things as we
+ * scroll and the like */
+unsigned short text[80 * 30];
+
+/* graphics options */
+int foreground = (63 << 16) | (63 << 8) | (63), background = 0, window_border = 0;
+
+/* current position */
+static int fontx = 0;
+static int fonty = 0;
+
+/* global state so that we don't try to recursively scroll or cursor */
+static int no_scroll = 0;
+
+/* color state */
+static int graphics_standard_color = A_NORMAL;
+static int graphics_normal_color = A_NORMAL;
+static int graphics_highlight_color = A_REVERSE;
+static int graphics_current_color = A_NORMAL;
+static color_state graphics_color_state = COLOR_STATE_STANDARD;
+
+static inline void outb(unsigned short port, unsigned char val)
+{
+    __asm __volatile ("outb %0,%1"::"a" (val), "d" (port));
+}
+
+static void MapMask(int value) {
+    outb(0x3c4, 2);
+    outb(0x3c5, value);
+}
+
+/* bit mask register */
+static void BitMask(int value) {
+    outb(0x3ce, 8);
+    outb(0x3cf, value);
+}
+
+/* move the graphics cursor location to col, row */
+static void graphics_setxy(int col, int row) {
+    if (col >= view_x0 && col < view_x1) {
+        fontx = col;
+        cursorX = col << 3;
+    }
+    if (row >= view_y0 && row < view_y1) {
+        fonty = row;
+        cursorY = row << 4;
+    }
+}
+
+/* scroll the screen */
+static void graphics_scroll() {
+    int i, j, k;
+
+    /* we don't want to scroll recursively... that would be bad */
+    if (no_scroll)
+        return;
+    no_scroll = 1;
+
+    /* disable pager temporarily */
+    k = count_lines;
+    count_lines = -1;
+    
+    /* move everything up a line */
+    for (j = view_y0 + 1; j < view_y1; j++) {
+        graphics_gotoxy(view_x0, j - 1);
+        for (i = view_x0; i < view_x1; i++) {
+            graphics_putchar(text[j * 80 + i]);
+        }
+    }
+
+    /* last line should be blank */
+    graphics_gotoxy(view_x0, view_y1 - 1);
+    for (i = view_x0; i < view_x1; i++)
+        graphics_putchar(' ');
+    graphics_setxy(view_x0, view_y1 - 1);
+
+    count_lines = k;
+
+    no_scroll = 0;
+}
+
+/* Set the splash image */
+void graphics_set_splash(char *splashfile) {
+    grub_strcpy(splashimage, splashfile);
+}
+
+/* Get the current splash image */
+char *graphics_get_splash(void) {
+    return splashimage;
+}
+
+/* 
+ * Initialize a vga16 graphics display with the palette based off of
+ * the image in splashimage.  If the image doesn't exist, leave graphics
+ * mode. The mode initiated is 12h. From "Ralf Brown's Interrupt List":
+ *      text/ text pixel   pixel   colors disply scrn  system
+ *      grph resol  box  resolution       pages  addr
+ * 12h   G   80x30  8x16  640x480  16/256K  .    A000  VGA,ATI VIP
+ *       G   80x30  8x16  640x480  16/64    .    A000  ATI EGA Wonder
+ *       G     .     .    640x480  16       .      .   UltraVision+256K EGA
+ */
+int graphics_init()
+{
+    if (!graphics_inited) {
+        saved_videomode = set_videomode(0x12);
+        if (get_videomode() != 0x12) {
+            set_videomode(saved_videomode);
+            return 0;
+        }
+        graphics_inited = 1;
+    }
+    else
+        return 1;
+
+    font8x16 = (unsigned char*)graphics_get_font();
+
+    /* make sure that the highlight color is set correctly */
+    graphics_highlight_color = ((graphics_normal_color >> 4) | 
+                                ((graphics_normal_color & 0xf) << 4));
+
+    graphics_cls();
+
+    if (!read_image(splashimage)) {
+        grub_printf("Failed to read splash image (%s)\n", splashimage);
+        grub_printf("Press any key to continue...");
+        getkey();
+        set_videomode(saved_videomode);
+        graphics_inited = 0;
+        return 0;
+    }
+
+    set_int1c_handler();
+
+    return 1;
+}
+
+/* Leave graphics mode */
+void graphics_end(void)
+{
+    if (graphics_inited) {
+        unset_int1c_handler();
+        set_videomode(saved_videomode);
+        graphics_inited = 0;
+        no_cursor = 0;
+    }
+}
+
+/* Print ch on the screen.  Handle any needed scrolling or the like */
+void graphics_putchar(int ch) {
+    ch &= 0xff;
+
+    graphics_cursor(0);
+
+    if (ch == '\n') {
+        if (fonty + 1 < view_y1)
+            graphics_setxy(fontx, fonty + 1);
+        else
+            graphics_scroll();
+        graphics_cursor(1);
+        return;
+    } else if (ch == '\r') {
+        graphics_setxy(view_x0, fonty);
+        graphics_cursor(1);
+        return;
+    }
+
+    graphics_cursor(0);
+
+    text[fonty * 80 + fontx] = ch;
+    text[fonty * 80 + fontx] &= 0x00ff;
+    if (graphics_current_color & 0xf0)
+        text[fonty * 80 + fontx] |= 0x100;
+
+    graphics_cursor(0);
+
+    if ((fontx + 1) >= view_x1) {
+        graphics_setxy(view_x0, fonty);
+        if (fonty + 1 < view_y1)
+            graphics_setxy(view_x0, fonty + 1);
+        else
+            graphics_scroll();
+        graphics_cursor(1);
+        do_more ();
+        graphics_cursor(0);
+    } else {
+        graphics_setxy(fontx + 1, fonty);
+    }
+
+    graphics_cursor(1);
+}
+
+/* get the current location of the cursor */
+int graphics_getxy(void) {
+    return (fontx << 8) | fonty;
+}
+
+void graphics_gotoxy(int x, int y) {
+    graphics_cursor(0);
+
+    graphics_setxy(x, y);
+
+    graphics_cursor(1);
+}
+
+void graphics_cls(void) {
+    int i;
+    unsigned char *mem, *s1, *s2, *s4, *s8;
+
+    graphics_cursor(0);
+    graphics_gotoxy(view_x0, view_y0);
+
+    mem = (unsigned char*)VIDEOMEM;
+    s1 = (unsigned char*)VSHADOW1;
+    s2 = (unsigned char*)VSHADOW2;
+    s4 = (unsigned char*)VSHADOW4;
+    s8 = (unsigned char*)VSHADOW8;
+
+    for (i = 0; i < 80 * 30; i++)
+        text[i] = ' ';
+    graphics_cursor(1);
+
+    BitMask(0xff);
+
+    /* plane 1 */
+    MapMask(1);
+    grub_memcpy(mem, s1, 38400);
+
+    /* plane 2 */
+    MapMask(2);
+    grub_memcpy(mem, s2, 38400);
+
+    /* plane 3 */
+    MapMask(4);
+    grub_memcpy(mem, s4, 38400);
+
+    /* plane 4 */
+    MapMask(8);
+    grub_memcpy(mem, s8, 38400);
+
+    MapMask(15);
+
+    if (no_cursor) {
+        no_cursor = 0;
+        set_int1c_handler();
+    }
+}
+
+void graphics_setcolorstate (color_state state) {
+    switch (state) {
+    case COLOR_STATE_STANDARD:
+        graphics_current_color = graphics_standard_color;
+        break;
+    case COLOR_STATE_NORMAL:
+        graphics_current_color = graphics_normal_color;
+        break;
+    case COLOR_STATE_HIGHLIGHT:
+        graphics_current_color = graphics_highlight_color;
+        break;
+    default:
+        graphics_current_color = graphics_standard_color;
+        break;
+    }
+
+    graphics_color_state = state;
+}
+
+void graphics_setcolor (int normal_color, int highlight_color) {
+    graphics_normal_color = normal_color;
+    graphics_highlight_color = highlight_color;
+
+    graphics_setcolorstate (graphics_color_state);
+}
+
+int graphics_setcursor (int on) {
+    if (!no_cursor && !on) {
+        no_cursor = 1;
+        unset_int1c_handler();
+        graphics_cursor(0);
+    }
+    else if(no_cursor && on) {
+        no_cursor = 0;
+        set_int1c_handler();
+        graphics_cursor(1);
+    }
+    return 0;
+}
+
+/* Read in the splashscreen image and set the palette up appropriately.
+ * Format of splashscreen is an xpm (can be gzipped) with 16 colors and
+ * 640x480. */
+int read_image(char *s)
+{
+    char buf[32], pal[16], c;
+    unsigned char base, mask, *s1, *s2, *s4, *s8;
+    unsigned i, len, idx, colors, x, y, width, height;
+
+    if (!grub_open(s))
+        return 0;
+
+    /* read header */
+    if (!grub_read((char*)&buf, 10) || grub_memcmp(buf, "/* XPM */\n", 10)) {
+        grub_close();
+        return 0;
+    }
+    
+    /* parse info */
+    while (grub_read(&c, 1)) {
+        if (c == '"')
+            break;
+    }
+
+    while (grub_read(&c, 1) && (c == ' ' || c == '\t'))
+        ;
+
+    i = 0;
+    width = c - '0';
+    while (grub_read(&c, 1)) {
+        if (c >= '0' && c <= '9')
+            width = width * 10 + c - '0';
+        else
+            break;
+    }
+    while (grub_read(&c, 1) && (c == ' ' || c == '\t'))
+        ;
+
+    height = c - '0';
+    while (grub_read(&c, 1)) {
+        if (c >= '0' && c <= '9')
+            height = height * 10 + c - '0';
+        else
+            break;
+    }
+    while (grub_read(&c, 1) && (c == ' ' || c == '\t'))
+        ;
+
+    colors = c - '0';
+    while (grub_read(&c, 1)) {
+        if (c >= '0' && c <= '9')
+            colors = colors * 10 + c - '0';
+        else
+            break;
+    }
+
+    base = 0;
+    while (grub_read(&c, 1) && c != '"')
+        ;
+
+    /* palette */
+    for (i = 0, idx = 1; i < colors; i++) {
+        len = 0;
+
+        while (grub_read(&c, 1) && c != '"')
+            ;
+        grub_read(&c, 1);       /* char */
+        base = c;
+        grub_read(buf, 4);      /* \t c # */
+
+        while (grub_read(&c, 1) && c != '"') {
+            if (len < sizeof(buf))
+                buf[len++] = c;
+        }
+
+        if (len == 6 && idx < 15) {
+            int r = ((hex(buf[0]) << 4) | hex(buf[1])) >> 2;
+            int g = ((hex(buf[2]) << 4) | hex(buf[3])) >> 2;
+            int b = ((hex(buf[4]) << 4) | hex(buf[5])) >> 2;
+
+            pal[idx] = base;
+            graphics_set_palette(idx, r, g, b);
+            ++idx;
+        }
+    }
+
+    x = y = len = 0;
+
+    s1 = (unsigned char*)VSHADOW1;
+    s2 = (unsigned char*)VSHADOW2;
+    s4 = (unsigned char*)VSHADOW4;
+    s8 = (unsigned char*)VSHADOW8;
+
+    for (i = 0; i < 38400; i++)
+        s1[i] = s2[i] = s4[i] = s8[i] = 0;
+
+    /* parse xpm data */
+    while (y < height) {
+        while (1) {
+            if (!grub_read(&c, 1)) {
+                grub_close();
+                return 0;
+            }
+            if (c == '"')
+                break;
+        }
+
+        while (grub_read(&c, 1) && c != '"') {
+            for (i = 1; i < 15; i++)
+                if (pal[i] == c) {
+                    c = i;
+                    break;
+                }
+
+            mask = 0x80 >> (x & 7);
+            if (c & 1)
+                s1[len + (x >> 3)] |= mask;
+            if (c & 2)
+                s2[len + (x >> 3)] |= mask;
+            if (c & 4)
+                s4[len + (x >> 3)] |= mask;
+            if (c & 8)
+                s8[len + (x >> 3)] |= mask;
+
+            if (++x >= 640) {
+                x = 0;
+
+                if (y < 480)
+                    len += 80;
+                ++y;
+            }
+        }
+    }
+
+    grub_close();
+
+    graphics_set_palette(0, (background >> 16), (background >> 8) & 63, 
+                background & 63);
+    graphics_set_palette(15, (foreground >> 16), (foreground >> 8) & 63, 
+                foreground & 63);
+    graphics_set_palette(0x11, (window_border >> 16), (window_border >> 8) & 63, 
+                         window_border & 63);
+
+    return 1;
+}
+
+/* Convert a character which is a hex digit to the appropriate integer */
+int hex(int v)
+{
+    if (v >= 'A' && v <= 'F')
+        return (v - 'A' + 10);
+    if (v >= 'a' && v <= 'f')
+        return (v - 'a' + 10);
+    return (v - '0');
+}
+
+void graphics_cursor(int set) {
+    unsigned char *pat, *mem, *ptr, chr[16 << 2];
+    int i, ch, invert, offset;
+
+    if (set && (no_cursor || no_scroll))
+        return;
+
+    offset = cursorY * 80 + fontx;
+    ch = text[fonty * 80 + fontx] & 0xff;
+    invert = (text[fonty * 80 + fontx] & 0xff00) != 0;
+    pat = font8x16 + (ch << 4);
+
+    mem = (unsigned char*)VIDEOMEM + offset;
+
+    if (!set) {
+        for (i = 0; i < 16; i++) {
+            unsigned char mask = pat[i];
+
+            if (!invert) {
+                chr[i     ] = ((unsigned char*)VSHADOW1)[offset];
+                chr[16 + i] = ((unsigned char*)VSHADOW2)[offset];
+                chr[32 + i] = ((unsigned char*)VSHADOW4)[offset];
+                chr[48 + i] = ((unsigned char*)VSHADOW8)[offset];
+
+                if (shade) {
+                    if (ch == DISP_VERT || ch == DISP_LL ||
+                        ch == DISP_UR || ch == DISP_LR) {
+                        unsigned char pmask = ~(pat[i] >> 1);
+
+                        chr[i     ] &= pmask;
+                        chr[16 + i] &= pmask;
+                        chr[32 + i] &= pmask;
+                        chr[48 + i] &= pmask;
+                    }
+                    if (i > 0 && ch != DISP_VERT) {
+                        unsigned char pmask = ~(pat[i - 1] >> 1);
+
+                        chr[i     ] &= pmask;
+                        chr[16 + i] &= pmask;
+                        chr[32 + i] &= pmask;
+                        chr[48 + i] &= pmask;
+                        if (ch == DISP_HORIZ || ch == DISP_UR || ch == DISP_LR) {
+                            pmask = ~pat[i - 1];
+
+                            chr[i     ] &= pmask;
+                            chr[16 + i] &= pmask;
+                            chr[32 + i] &= pmask;
+                            chr[48 + i] &= pmask;
+                        }
+                    }
+                }
+                chr[i     ] |= mask;
+                chr[16 + i] |= mask;
+                chr[32 + i] |= mask;
+                chr[48 + i] |= mask;
+
+                offset += 80;
+            }
+            else {
+                chr[i     ] = mask;
+                chr[16 + i] = mask;
+                chr[32 + i] = mask;
+                chr[48 + i] = mask;
+            }
+        }
+    }
+    else {
+        MapMask(15);
+        ptr = mem;
+        for (i = 0; i < 16; i++, ptr += 80) {
+            cursorBuf[i] = pat[i];
+            *ptr = ~pat[i];
+        }
+        return;
+    }
+
+    offset = 0;
+    for (i = 1; i < 16; i <<= 1, offset += 16) {
+        int j;
+
+        MapMask(i);
+        ptr = mem;
+        for (j = 0; j < 16; j++, ptr += 80)
+            *ptr = chr[j + offset];
+    }
+
+    MapMask(15);
+}
+
+#endif /* SUPPORT_GRAPHICS */

stage2/graphics.h

@@ +1 @@
+/* graphics.h - graphics console interface */
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2002  Free Software Foundation, Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef GRAPHICS_H
+#define GRAPHICS_H
+
+/* magic constant */
+#define VIDEOMEM 0xA0000
+
+/* function prototypes */
+char *graphics_get_splash(void);
+
+int read_image(char *s);
+void graphics_cursor(int set);
+
+/* function prototypes for asm functions */
+void * graphics_get_font();
+void graphics_set_palette(int idx, int red, int green, int blue);
+void set_int1c_handler();
+void unset_int1c_handler();
+
+extern short cursorX, cursorY;
+extern char cursorBuf[16];
+extern int shade;
+extern int view_x0, view_y0, view_x1, view_y1;
+
+#endif /* GRAPHICS_H */

stage2/Makefile.am

@@ -7 +7 @@
         fat.h filesys.h freebsd.h fs.h hercules.h i386-elf.h \
         imgact_aout.h iso9660.h jfs.h mb_header.h mb_info.h md5.h \
         nbi.h pc_slice.h serial.h shared.h smp-imps.h term.h \
-        terminfo.h tparm.h nbi.h ufs2.h vstafs.h xfs.h
+        terminfo.h tparm.h nbi.h ufs2.h vstafs.h xfs.h graphics.h
 EXTRA_DIST = setjmp.S apm.S $(noinst_SCRIPTS)
 
 # For <stage1.h>.
@@ -19 +19 @@
         disk_io.c fsys_ext2fs.c fsys_fat.c fsys_ffs.c fsys_iso9660.c \
         fsys_jfs.c fsys_minix.c fsys_reiserfs.c fsys_ufs2.c \
         fsys_vstafs.c fsys_xfs.c gunzip.c md5.c serial.c stage2.c \
-        terminfo.c tparm.c
+        terminfo.c tparm.c graphics.c
 libgrub_a_CFLAGS = $(GRUB_CFLAGS) -I$(top_srcdir)/lib \
         -DGRUB_UTIL=1 -DFSYS_EXT2FS=1 -DFSYS_FAT=1 -DFSYS_FFS=1 \
         -DFSYS_ISO9660=1 -DFSYS_JFS=1 -DFSYS_MINIX=1 -DFSYS_REISERFS=1 \
@@ -79 +79 @@
 HERCULES_FLAGS =
 endif
 
+if GRAPHICS_SUPPORT
+GRAPHICS_FLAGS = -DSUPPORT_GRAPHICS=1
+else
+GRAPHICS_FLAGS =
+endif
+
 STAGE2_COMPILE = $(STAGE2_CFLAGS) -fno-builtin -nostdinc \
-        $(NETBOOT_FLAGS) $(SERIAL_FLAGS) $(HERCULES_FLAGS)
+        $(NETBOOT_FLAGS) $(SERIAL_FLAGS) $(HERCULES_FLAGS) $(GRAPHICS_FLAGS)
 
 STAGE1_5_LINK = -nostdlib -Wl,-N -Wl,-Ttext -Wl,2000
 STAGE1_5_COMPILE = $(STAGE2_COMPILE) -DNO_DECOMPRESSION=1 -DSTAGE1_5=1
@@ -90 +96 @@
         cmdline.c common.c console.c disk_io.c fsys_ext2fs.c \
         fsys_fat.c fsys_ffs.c fsys_iso9660.c fsys_jfs.c fsys_minix.c \
         fsys_reiserfs.c fsys_ufs2.c fsys_vstafs.c fsys_xfs.c gunzip.c \
-        hercules.c md5.c serial.c smp-imps.c stage2.c terminfo.c tparm.c
+        hercules.c md5.c serial.c smp-imps.c stage2.c terminfo.c tparm.c \
+        graphics.c
 pre_stage2_exec_CFLAGS = $(STAGE2_COMPILE) $(FSYS_CFLAGS)
 pre_stage2_exec_CCASFLAGS = $(STAGE2_COMPILE) $(FSYS_CFLAGS)
 pre_stage2_exec_LDFLAGS = $(PRE_STAGE2_LINK)

stage2/shared.h

@@ -499 +499 @@
   unsigned char linear_reserved_field_position;
   unsigned long max_pixel_clock;
 
-  unsigned char reserved3[189];
+  /* Reserved field to make structure to be 256 bytes long, VESA BIOS 
+     Extension 3.0 Specification says to reserve 189 bytes here but 
+     that doesn't make structure to be 256 bytes.  So additional one is 
+     added here.  */
+  unsigned char reserved3[189 + 1];
 } __attribute__ ((packed));
 
 
@@ -792 +796 @@
 /* Set the cursor position. */
 void gotoxy (int x, int y);
 
+/* Internal pager
+   Returns 1 = if pager was used
+           0 = if pager wasn't used  */
+int do_more (void);
+
 /* Displays an ASCII character.  IBM displays will translate some
    characters to special graphical ones (see the DISP_* constants). */
 void grub_putchar (int c);
@@ -871 +880 @@
 int grub_tolower (int c);
 int grub_isspace (int c);
 int grub_strncat (char *s1, const char *s2, int n);
+void grub_memcpy(void *dest, const void *src, int len);
 void *grub_memmove (void *to, const void *from, int len);
 void *grub_memset (void *start, int c, int len);
 int grub_strncat (char *s1, const char *s2, int n);
@@ -911 +921 @@
 int nul_terminate (char *str);
 int get_based_digit (int c, int base);
 int safe_parse_maxint (char **str_ptr, int *myint_ptr);
-int memcheck (int start, int len);
+int memcheck (unsigned long int start, unsigned long int len);
 void grub_putstr (const char *str);
 
 #ifndef NO_DECOMPRESSION

stage2/stage2.c

@@ -20 +20 @@
 #include <shared.h>
 #include <term.h>
 
+#ifdef SUPPORT_GRAPHICS
+# include <graphics.h>
+#endif
+
+int col_start, col_end, row_start, box_size;
+
 grub_jmp_buf restart_env;
 
 #if defined(PRESET_MENU_STRING) || defined(SUPPORT_DISKLESS)
@@ -105 +111 @@
   if (highlight && current_term->setcolorstate)
     current_term->setcolorstate (COLOR_STATE_HIGHLIGHT);
 
-  gotoxy (2, y);
+  gotoxy (2 + col_start, y);
   grub_putchar (' ');
-  for (x = 3; x < 75; x++)
+  for (x = 3 + col_start; x < (col_end - 5); x++)
     {
-      if (*entry && x <= 72)
+      if (*entry && x <= (col_end - 8))
         {
-          if (x == 72)
+          if (x == (col_end - 8))
             grub_putchar (DISP_RIGHT);
           else
             grub_putchar (*entry++);
@@ -119 +125 @@
       else
         grub_putchar (' ');
     }
-  gotoxy (74, y);
+  gotoxy ((col_end - 6), y);
 
   if (current_term->setcolorstate)
     current_term->setcolorstate (COLOR_STATE_STANDARD);
@@ -131 +137 @@
 {
   int i;
   
-  gotoxy (77, y + 1);
+  gotoxy ((col_end - 3), y + 1);
 
   if (first)
     grub_putchar (DISP_UP);
@@ -151 +157 @@
         menu_entries++;
     }
 
-  gotoxy (77, y + size);
+  gotoxy ((col_end - 3), y + size);
 
   if (*menu_entries)
     grub_putchar (DISP_DOWN);
   else
     grub_putchar (' ');
 
-  gotoxy (74, y + entryno + 1);
+  gotoxy ((col_end - 6), y + entryno + 1);
 }
 
 static void
@@ -196 +202 @@
   if (current_term->setcolorstate)
     current_term->setcolorstate (COLOR_STATE_NORMAL);
   
-  gotoxy (1, y);
+  gotoxy (1 + col_start, y);
 
   grub_putchar (DISP_UL);
-  for (i = 0; i < 73; i++)
+  for (i = col_start; i < (col_end - 7); i++)
     grub_putchar (DISP_HORIZ);
   grub_putchar (DISP_UR);
 
   i = 1;
   while (1)
     {
-      gotoxy (1, y + i);
+      gotoxy (1 + col_start, y + i);
 
       if (i > size)
         break;
       
       grub_putchar (DISP_VERT);
-      gotoxy (75, y + i);
+      gotoxy ((col_end - 5), y + i);
       grub_putchar (DISP_VERT);
 
       i++;
     }
 
   grub_putchar (DISP_LL);
-  for (i = 0; i < 73; i++)
+  for (i = col_start; i < (col_end - 7); i++)
     grub_putchar (DISP_HORIZ);
   grub_putchar (DISP_LR);
 
@@ -233 +239 @@
 {
   int c, time1, time2 = -1, first_entry = 0;
   char *cur_entry = 0;
+  struct term_entry *prev_term = NULL;
 
   /*
    *  Main loop for menu UI.
@@ -250 +257 @@
         }
     }
 
+  col_start = 0;
+  col_end = 80;
+  row_start = 0;
+  box_size = 12;
+  /* if we're using viewport we need to make sure to setup
+     coordinates correctly.  */
+#ifdef SUPPORT_GRAPHICS
+  if (grub_memcmp (current_term->name, "graphics", sizeof ("graphics") - 1) == 0)
+    {
+      col_start = view_x0;
+      col_end = view_x1;
+      row_start = view_y0;
+      box_size = (view_y1 - view_y0) - 13;
+    }
+#endif
+
   /* If the timeout was expired or wasn't set, force to show the menu
      interface. */
   if (grub_timeout < 0)
@@ -302 +325 @@
       if (current_term->flags & TERM_DUMB)
         print_entries_raw (num_entries, first_entry, menu_entries);
       else
-        print_border (3, 12);
+        print_border (3 + row_start, box_size);
 
       grub_printf ("\n\
-      Use the %c and %c keys to select which entry is highlighted.\n",
+    Use the %c and %c keys to select which entry is highlighted.\n",
                    DISP_UP, DISP_DOWN);
       
       if (! auth && password)
         {
           printf ("\
-      Press enter to boot the selected OS or \'p\' to enter a\n\
-      password to unlock the next set of features.");
+    Press enter to boot the selected OS or \'p\' to enter a\n\
+    password to unlock the next set of features.");
         }
       else
         {
           if (config_entries)
             printf ("\
-      Press enter to boot the selected OS, \'e\' to edit the\n\
-      commands before booting, or \'c\' for a command-line.");
+    Press enter to boot the selected OS, \'e\' to edit the\n\
+    commands before booting, or \'c\' for a command-line.");
           else
             printf ("\
-      Press \'b\' to boot, \'e\' to edit the selected command in the\n\
-      boot sequence, \'c\' for a command-line, \'o\' to open a new line\n\
-      after (\'O\' for before) the selected line, \'d\' to remove the\n\
-      selected line, or escape to go back to the main menu.");
+    Press \'b\' to boot, \'e\' to edit the selected command in the\n\
+    boot sequence, \'c\' for a command-line, \'o\' to open a new line\n\
+    after (\'O\' for before) the selected line, \'d\' to remove the\n\
+    selected line, or escape to go back to the main menu.");
         }
 
       if (current_term->flags & TERM_DUMB)
         grub_printf ("\n\nThe selected entry is %d ", entryno);
       else
-        print_entries (3, 12, first_entry, entryno, menu_entries);
+        print_entries (3 + row_start, box_size, first_entry, entryno, menu_entries);
     }
 
   /* XX using RT clock now, need to initialize value */
@@ -358 +381 @@
                            entryno, grub_timeout);
           else
             {
-              gotoxy (3, 22);
-              grub_printf ("The highlighted entry will be booted automatically in %d seconds.    ",
+              gotoxy (3 + col_start, 10 + box_size + row_start);
+              grub_printf (" The highlighted entry will be booted automatically in %d seconds.   ",
                            grub_timeout);
-              gotoxy (74, 4 + entryno);
+              gotoxy ((col_end - 6), 4 + entryno + row_start);
           }
           
           grub_timeout--;
@@ -387 +410 @@
               if (current_term->flags & TERM_DUMB)
                 grub_putchar ('\r');
               else
-                gotoxy (3, 22);
+                gotoxy (3 + col_start, 10 + box_size + row_start);
               printf ("                                                                    ");
               grub_timeout = -1;
               fallback_entryno = -1;
               if (! (current_term->flags & TERM_DUMB))
-                gotoxy (74, 4 + entryno);
+                gotoxy ((col_end - 6), 4 + entryno + row_start);
             }
 
           /* We told them above (at least in SUPPORT_SERIAL) to use
@@ -408 +431 @@
                 {
                   if (entryno > 0)
                     {
-                      print_entry (4 + entryno, 0,
+                      print_entry (4 + entryno + row_start, 0,
                                    get_entry (menu_entries,
                                               first_entry + entryno,
                                               0));
                       entryno--;
-                      print_entry (4 + entryno, 1,
+                      print_entry (4 + entryno + row_start, 1,
                                    get_entry (menu_entries,
                                               first_entry + entryno,
                                               0));
@@ -421 +444 @@
                   else if (first_entry > 0)
                     {
                       first_entry--;
-                      print_entries (3, 12, first_entry, entryno,
+                      print_entries (3 + row_start, box_size, first_entry, entryno,
                                      menu_entries);
                     }
                 }
@@ -433 +456 @@
                 entryno++;
               else
                 {
-                  if (entryno < 11)
+                  if (entryno < (box_size - 1))
                     {
-                      print_entry (4 + entryno, 0,
+                      print_entry (4 + entryno + row_start, 0,
                                    get_entry (menu_entries,
                                               first_entry + entryno,
                                               0));
                       entryno++;
-                      print_entry (4 + entryno, 1,
+                      print_entry (4 + entryno + row_start, 1,
                                    get_entry (menu_entries,
                                               first_entry + entryno,
                                               0));
                   }
-                else if (num_entries > 12 + first_entry)
+                else if (num_entries > box_size + first_entry)
                   {
                     first_entry++;
-                    print_entries (3, 12, first_entry, entryno, menu_entries);
+                    print_entries (3 + row_start, box_size, first_entry, entryno, menu_entries);
                   }
                 }
             }
           else if (c == 7)
             {
               /* Page Up */
-              first_entry -= 12;
+              first_entry -= box_size;
               if (first_entry < 0)
                 {
                   entryno += first_entry;
@@ -463 +486 @@
                   if (entryno < 0)
                     entryno = 0;
                 }
-              print_entries (3, 12, first_entry, entryno, menu_entries);
+              print_entries (3 + row_start, box_size, first_entry, entryno, menu_entries);
             }
           else if (c == 3)
             {
               /* Page Down */
-              first_entry += 12;
+              first_entry += box_size;
               if (first_entry + entryno + 1 >= num_entries)
                 {
-                  first_entry = num_entries - 12;
+                  first_entry = num_entries - box_size;
                   if (first_entry < 0)
                     first_entry = 0;
                   entryno = num_entries - first_entry - 1;
                 }
-              print_entries (3, 12, first_entry, entryno, menu_entries);
+              print_entries (3 + row_start, box_size, first_entry, entryno, menu_entries);
             }
 
           if (config_entries)
@@ -489 +512 @@
               if ((c == 'd') || (c == 'o') || (c == 'O'))
                 {
                   if (! (current_term->flags & TERM_DUMB))
-                    print_entry (4 + entryno, 0,
+                    print_entry (4 + entryno + row_start, 0,
                                  get_entry (menu_entries,
                                             first_entry + entryno,
                                             0));
@@ -537 +560 @@
 
                       if (entryno >= num_entries)
                         entryno--;
-                      if (first_entry && num_entries < 12 + first_entry)
+                      if (first_entry && num_entries < box_size + first_entry)
                         first_entry--;
                     }
 
@@ -549 +572 @@
                       grub_printf ("\n");
                     }
                   else
-                    print_entries (3, 12, first_entry, entryno, menu_entries);
+                    print_entries (3 + row_start, box_size, first_entry, entryno, menu_entries);
                 }
 
               cur_entry = menu_entries;
@@ -570 +593 @@
                   if (current_term->flags & TERM_DUMB)
                     grub_printf ("\r                                    ");
                   else
-                    gotoxy (1, 21);
+                    gotoxy (1 + col_start, 9 + box_size + row_start);
 
                   /* Wipe out the previously entered password */
                   grub_memset (entered, 0, sizeof (entered));
@@ -651 +674 @@
                   *(new_heap++) = 0;
 
                   if (config_entries)
-                    run_menu (heap, NULL, new_num_entries, new_heap, 0);
+                    {
+                      current_entryno = first_entry + entryno;
+                      run_menu (heap, NULL, new_num_entries, new_heap, 0);
+                    }
                   else
                     {
                       cls ();
@@ -714 +740 @@
   
   cls ();
   setcursor (1);
+  /* if our terminal needed initialization, we should shut it down
+   * before booting the kernel, but we want to save what it was so
+   * we can come back if needed */
+  prev_term = current_term;
+  if (current_term->shutdown) 
+    {
+      current_term->shutdown();
+      current_term = term_table; /* assumption: console is first */
+    }
   
   while (1)
     {
@@ -727 +762 @@
         cur_entry = get_entry (config_entries, first_entry + entryno, 1);
 
       /* Set CURRENT_ENTRYNO for the command "savedefault".  */
-      current_entryno = first_entry + entryno;
+      if (config_entries)
+        current_entryno = first_entry + entryno;
       
       if (run_script (cur_entry, heap))
         {
@@ -748 +784 @@
         break;
     }
 
+  /* if we get back here, we should go back to what our term was before */
+  current_term = prev_term;
+  if (current_term->startup)
+      /* if our terminal fails to initialize, fall back to console since
+       * it should always work */
+      if (current_term->startup() == 0)
+          current_term = term_table; /* we know that console is first */
   show_menu = 1;
   goto restart;
 }
@@ -891 +934 @@
               len = grub_read (buf, sizeof (buf));
               if (len > 0)
                 {
+                  char *tmp;
+                  char *def;
                   buf[sizeof (buf) - 1] = 0;
-                  safe_parse_maxint (&p, &saved_entryno);
+
+                  if((tmp = grub_strstr(p, ":")) != NULL)
+                  {
+                    *tmp++;
+                    grub_memcpy(&def, &tmp, sizeof(p));
+                  }else
+                    grub_memcpy(&def, &p, sizeof(p));
+                  
+                  safe_parse_maxint (&def, &saved_entryno);
                 }
 
               grub_close ();
@@ -1050 +1103 @@
           while (is_preset);
         }
 
+      /* go ahead and make sure the terminal is setup */
+      if (current_term->startup)
+        {
+          /* If initialization fails, go back to default terminal */
+          if (current_term->startup() == 0)
+                  {
+                      current_term = term_table;
+                  }
+        }
+
       if (! num_entries)
         {
           /* If no acceptable config file, goto command-line, starting

stage2/term.h

@@ -60 +60 @@
   const char *name;
   /* The feature flags defined above.  */
   unsigned long flags;
+  /* Default for maximum number of lines if not specified */
+  unsigned short max_lines;
   /* Put a character.  */
   void (*putchar) (int c);
   /* Check if any input character is available.  */
@@ -79 +81 @@
   void (*setcolor) (int normal_color, int highlight_color);
   /* Turn on/off the cursor.  */
   int (*setcursor) (int on);
+  /* function to start a terminal */
+  int (*startup) (void);
+  /* function to use to shutdown a terminal */
+  void (*shutdown) (void);
 };
 
 /* This lists up available terminals.  */
@@ -124 +130 @@
 int hercules_setcursor (int on);
 #endif
 
+#ifdef SUPPORT_GRAPHICS
+extern int foreground, background, window_border, graphics_inited, saved_videomode;
+
+void graphics_set_splash(char *splashfile);
+int set_videomode(int mode);
+int get_videomode(void);
+void graphics_putchar (int c);
+int graphics_getxy(void);
+void graphics_gotoxy(int x, int y);
+void graphics_cls(void);
+void graphics_setcolorstate (color_state state);
+void graphics_setcolor (int normal_color, int highlight_color);
+int graphics_setcursor (int on);
+int graphics_init(void);
+void graphics_end(void);
+
+int hex(int v);
+void graphics_set_palette(int idx, int red, int green, int blue);
+#endif /* SUPPORT_GRAPHICS */
+
 #endif /* ! GRUB_TERM_HEADER */

grub-0.97

@@ -121 +121 @@
 Yedidyah Bar-David <didi@post.tau.ac.il>
 Yury V. Umanets <umka@namesys.com>
 Yuri Zaporogets <yuriz@ukr.net>
+Vitaly Fertman <vitaly@namesys.com>

util/grub-install.in

@@ -81 +81 @@
 EOF
 }
 
+# Usage: getraid_mdadm mddevice
+# Routine to find a physical device from an md device
+# If found, the first grub BIOS device (from device.map) is returned 
+# If no BIOS drives match the RAID devices, the first device returned
+# from mdadm -D is returned
+getraid_mdadm() {
+        device=$1
+        mdadm=$(mdadm -D "$device") || {
+                echo "$PROG: mdadm -D $device failed" >&2
+                exit 1
+        }
+        eval "$(
+                echo "$mdadm" | awk '
+                        $1 == "Number" && $2 == "Major" { start = 1; next }
+                        $1 == "UUID" { print "uuid=" $3; start = 0; next }
+                        !start { next }
+                        $2 == 0 && $3 == 0 { next }
+                        { devices = devices "\n" $NF }
+                        END { print "devices='\''" devices "'\''" }
+                '
+        )"
+
+        # Convert RAID devices list into a list of disks
+        tmp_disks=`echo "$devices" | sed -e 's%\([sh]d[a-z]\)[0-9]*$%\1%' \
+                                         -e 's%\(d[0-9]*\)p[0-9]*$%\1%' \
+                                         -e 's%\(fd[0-9]*\)$%\1%' \
+                                         -e 's%/part[0-9]*$%/disc%' \
+                                         -e 's%\(c[0-7]d[0-9]*\).*$%\1%' \
+                                         -e '/^$/d' |
+                                     sed -n '1h;2,$H;${g;s/\n/|/g;p}'`
+
+        # Find first BIOS disk that's a member of the RAID array
+        # Default to first RAID member if no tmp_disks are BIOS devices
+        set -- `egrep $tmp_disks $device_map | \
+                sort | \
+                sed -n 1p `
+        device=${2:-${tmp_disks%%|*}}
+
+        # Return first partition on BIOS disk that's part of the RAID
+        echo "$devices" | \
+                sed -n "\:${device}:p" | \
+                sed -n 1p
+}
+
 # Usage: convert os_device
 # Convert an OS device to the corresponding GRUB drive.
 # This part is OS-specific.
@@ -96 +140 @@
     # Break the device name into the disk part and the partition part.
     case "$host_os" in
     linux*)
+        # Find an actual physical device if we're passed a RAID device
+        case $1 in
+                /dev/md*)  set -- `getraid_mdadm $1`
+        esac
         tmp_disk=`echo "$1" | sed -e 's%\([sh]d[a-z]\)[0-9]*$%\1%' \
                                   -e 's%\(d[0-9]*\)p[0-9]*$%\1%' \
                                   -e 's%\(fd[0-9]*\)$%\1%' \
@@ -112 +160 @@
         tmp_disk=`echo "$1" | sed 's%\([sh]d[0-9]*\).*%\1%'`
         tmp_part=`echo "$1" | sed "s%$tmp_disk%%"` ;;
     freebsd* | kfreebsd*-gnu)
-        tmp_disk=`echo "$1" | sed 's%r\{0,1\}\([saw]d[0-9]*\).*$%r\1%' \
-                            | sed 's%r\{0,1\}\(da[0-9]*\).*$%r\1%'`
+        tmp_disk=`echo "$1" | sed 's%r\{0,1\}\([saw]d[0-9]*\).*$%\1%' \
+                            | sed 's%r\{0,1\}\(da[0-9]*\).*$%\1%'`
         tmp_part=`echo "$1" \
             | sed "s%.*/r\{0,1\}[saw]d[0-9]\(s[0-9]*[a-h]\)%\1%" \
             | sed "s%.*/r\{0,1\}da[0-9]\(s[0-9]*[a-h]\)%\1%"`
@@ -131 +179 @@
 
     # Get the drive name.
     tmp_drive=`grep -v '^#' $device_map | grep "$tmp_disk *$" \
-        | sed 's%.*\(([hf]d[0-9][a-g0-9,]*)\).*%\1%'`
+        | sed 's%.*\(([hf]d[0-9][a-z0-9,]*)\).*%\1%'`
 
     # If not found, print an error message and exit.
     if test "x$tmp_drive" = x; then
@@ -148 +196 @@
         gnu*)
             if echo $tmp_part | grep "^s" >/dev/null; then
                 tmp_pc_slice=`echo $tmp_part \
-                    | sed "s%s\([0-9]*\)[a-g]*$%\1%"`
+                    | sed "s%s\([0-9]*\)[a-z]*$%\1%"`
                 tmp_drive=`echo "$tmp_drive" \
                     | sed "s%)%,\`expr "$tmp_pc_slice" - 1\`)%"`
             fi
-            if echo $tmp_part | grep "[a-g]$" >/dev/null; then
+            if echo $tmp_part | grep "[a-z]$" >/dev/null; then
                 tmp_bsd_partition=`echo "$tmp_part" \
-                    | sed "s%[^a-g]*\([a-g]\)$%\1%"`
+                    | sed "s%[^a-z]*\([a-z]\)$%\1%"`
                 tmp_drive=`echo "$tmp_drive" \
                     | sed "s%)%,$tmp_bsd_partition)%"`
             fi
@@ -336 +384 @@
     # Create a safe temporary file.
     test -n "$mklog" && log_file=`$mklog`
 
+    # Before all invocations of the grub shell, call sync to make sure
+    # the raw device is in sync with any bufferring in filesystems.
+    sync
+ 
     $grub_shell --batch $no_floppy --device-map=$device_map <<EOF >$log_file
 quit
 EOF
@@ -450 +502 @@
 # Create a safe temporary file.
 test -n "$mklog" && log_file=`$mklog`
 
+# Sync to prevent GRUB from not finding stage files (notably, on XFS)
+sync
+
+# XFS needs special magic
+xfs_frozen=false
+if which xfs_freeze > /dev/null ; then
+  cat << EOF
+Due to a bug in xfs_freeze, the following command might produce a segmentation
+fault when ${grubdir} is not in an XFS filesystem. This error is harmless and
+can be ignored.
+EOF
+  if xfs_freeze -f ${grubdir} ; then xfs_frozen=true ; fi
+fi
+
+# Before all invocations of the grub shell, call sync to make sure
+# the raw device is in sync with any bufferring in filesystems.
+sync
+
 # Now perform the installation.
 $grub_shell --batch $no_floppy --device-map=$device_map <<EOF >$log_file
 root $root_drive
@@ -457 +527 @@
 quit
 EOF
 
+if ${xfs_frozen} ; then
+  xfs_freeze -u ${grubdir}
+fi
+
 if grep "Error [0-9]*: " $log_file >/dev/null || test $debug = yes; then
     cat $log_file 1>&2
     exit 1