2009-03-30  Pavel Roskin  <proski@gnu.org>

* fs/hfs.c (grub_hfs_strncasecmp): Integrate into ...
(grub_hfs_cmp_catkeys): ... this.  Don't assume strings to be
zero-terminated, rely only on the strlen value.  Fix comparison
of strings differing in length.

2009-03-30  Robert Millan  <rmh@aybabtu.com>

        * loader/i386/linux.c (grub_cmd_linux): Check for zImage before
        checking for abi version.  Improve error messages on BIOS to notify
        user about `linux16' command.

Fix indentation.

2009-03-29  Vladimir Serbinenko  <phcoder@gmail.com>

      Leak fixes

      * kern/disk.c (grub_disk_cache_store): Invalidate previous cache
      in case of collision
      * disk/scsi.c (grub_scsi_open): free scsi in case of error

2009-03-29  Robert Millan  <rmh@aybabtu.com>

        * loader/i386/linux.c (grub_cmd_linux): Parse "vga=" parameter and
        set `vid_mode' accordingly.
        (grub_linux_boot): Process `vid_mode' and set video mode.

2009-03-29  Robert Millan  <rmh@aybabtu.com>

        * util/grub.d/10_linux.in (linux_entry): New function.
        Factorize generation of Linux boot entries.

2009-03-29  Yoshinori K. Okuji  <okuji@enbug.org>

    Make the format of Environment Block plain text. The boot loader
    part is not tested well yet.

    * util/grub-editenv.c (DEFAULT_ENVBLK_SIZE): New macro.
    (buffer): Removed.
    (envblk): Likewise.
    (usage): Remove "info" and "clear". Add "unset". Update the
    description of "set", as this does not delete variables any
    longer.
    (create_envblk_file): Complete rewrite.
    (open_envblk_file): Likewise.
    (cmd_info): Removed.
    (cmd_list): Likewise.
    (cmd_set): Likewise.
    (cmd_clear): Likewise.
    (list_variables): New function.
    (write_envblk): Likewise.
    (set_variables): Likewise.
    (unset_variables): Likewise.
    (main): Complete rewrite.

    * commands/loadenv.c (buffer): Removed.
    (envblk): Likewise.
    (open_envblk_file): New function.
    (read_envblk_file): Complete rewrite.
    (grub_cmd_load_env): Likewise.
    (grub_cmd_list_env): Likewise.
    (struct blocklist): New struct.
    (free_blocklists): New function.
    (check_blocklists): Likewise.
    (write_blocklists): Likewise.
    (grub_cmd_save_env): Complete rewrite.

    * include/grub/lib/envblk.h (GRUB_ENVBLK_SIGNATURE): Replaced with
    a plain text signature.
    (GRUB_ENVBLK_MAXLEN): Removed.
    (struct grub_envblk): Complete rewrite.
    (grub_envblk_find): Removed.
    (grub_envblk_insert): Likewise.
    (grub_envblk_open): New prototype.
    (grub_envblk_set): Likewise.
    (grub_envblk_delete): Put const to VALUE.
    (grub_envblk_iterate): Put const to NAME and VALUE.
    (grub_envblk_close): New prototype.
    (grub_envblk_buffer): New inline function.
    (grub_envblk_size): Likewise.

    * lib/envblk.c: Include grub/mm.h.
    (grub_env_find): Removed.
    (grub_envblk_open): New function.
    (grub_envblk_close): Likewise.
    (escaped_value_len): Likewise.
    (find_next_line): Likewise.
    (grub_envblk_insert): Removed.
    (grub_envblk_set): New function.
    (grub_envblk_delete): Complete rewrite.
    (grub_envblk_iterate): Likewise.

2009-03-28  Robert Millan  <rmh@aybabtu.com>

        * conf/i386-pc.rmk (pkglib_MODULES): Add `linux16.mod'.
        (linux16_mod_SOURCES, linux16_mod_CFLAGS, linux16_mod_LDFLAGS): New
        variables.  Use 16-bit loader.
        (linux_mod_SOURCES, linux_mod_CFLAGS, linux_mod_LDFLAGS): Use 32-bit
        loader.
        * kern/i386/loader.S (grub_linux_boot): Rename to ...
        (grub_linux16_boot): ... this.  Update all users.
        * loader/i386/linux.c (grub_linux32_boot): Rename to ...
        (grub_linux_boot): ... this.  Update all users.

        * loader/i386/pc/linux.c (GRUB_MOD_INIT(linux)): Rename to ...
        (GRUB_MOD_INIT(linux16)): ... this.  Rename `linux' and `initrd'
        commands to `linux16' and `initrd16'.
        (GRUB_MOD_FINI(linux)): Rename to ...
        (GRUB_MOD_FINI(linux16)): ... this.

typos

2009-03-24  Pavel Roskin  <proski@gnu.org>

* genmk.rb: Define ASM_FILE for *.S files for *.lst generation,
not just for compilation.

2009-03-22  Vladimir Serbinenko  <phcoder@gmail.com>

        Move multiboot helper out of kernel

        * conf/i386-pc.rmk (multiboot_mod_SOURCES): Add
        `loader/i386/multiboot_helper.S'.
        * conf/i386-coreboot.rmk: Likewise
        * conf/i386-ieee1275.rmk: Likewise

        * kern/i386/loader.S: Move multiboot helpers from here...
        * loader/i386/multiboot_helper.S: ...moved here
        * include/grub/i386/loader.h: Move declarations of multiboot
        helpers from here...
        * include/grub/i386/multiboot.h: ...moved here
        * loader/i386/multiboot.c: Added include of grub/cpu/multiboot.h

2009-03-22  Yoshinori K. Okuji  <okuji@enbug.org>

    * kern/env.c (grub_env_context_open): Added an argument to specify
    whether a new context inherits exported variables from current
    one. This is useful when making a sandbox to interpret a config
    file.
    All callers updated.

    * include/grub/env.h (grub_env_context_open): Updated the prototype.

2009-03-22  Yoshinori K. Okuji  <okuji@enbug.org>

    * kern/env.c (grub_env_context_close): Fix memory leaks.

2009-03-22  Yoshinori K. Okuji  <okuji@enbug.org>

    * normal/main.c (grub_normal_execute): Added an argument
    BATCH to specify if an interactive interface should be provided
    after reading a config file.
    All callers updated.
    (read_command_list): Prevent being executed twice.
    (read_fs_list): Likewise.

    * include/grub/normal.h (grub_normal_execute):

2009-03-22  Pavel Roskin  <proski@gno.org>

* kern/powerpc/ieee1275/startup.S: Replace EXT_C(start) with
_start.
* kern/i386/pc/startup.S: Likewise.
* kern/i386/efi/startup.S: Likewise.
* kern/i386/ieee1275/startup.S: Likewise.
* kern/i386/coreboot/startup.S: Likewise.
* kern/x86_64/efi/startup.S: Likewise.

2009-03-22  Pavel Roskin  <proski@gno.org>

* aclocal.m4 (grub_CHECK_START_SYMBOL): Remove.
* configure.ac: Don't call grub_CHECK_START_SYMBOL.
* kern/i386/pc/startup.S: Use _start instead of START_SYMBOL.

2009-03-21  Vladimir Serbinenko  <phcoder@gmail.com>

        Bugfixes in multiboot for bugs uncovered by solaris kernel.

        * loader/i386/multiboot_elfxx.c (grub_multiboot_load_elf): Corrected
        limit detection.
        Use vaddr of correct segment for entry_point.

2009-03-21  Bean  <bean123ch@gmail.com>

* commands/blocklist.c: Add include file <grub/command.h>, remove
<grub/normal.h> and <grub/arg.h>.
(grub_cmd_blocklist): Use the new command interface.
(GRUB_MOD_INIT): Likewise.
(GRUB_MOD_FINI): Likewise.
* commands/boot.c: Likewise.
* commands/cat.c: Likewise.
* commands/cmp.c: Likewise.
* commands/configfile.c: Likewise.
* commands/crc.c: Likewise.
* commands/echo.c: Likewise.
* commands/halt.c: Likewise.
* commands/handler.c: Likewise.
* commands/hdparm.c: Likewise.
* commands/help.c: Likewise.
* commands/hexdump.c: Likewise.
* commands/loadenv.c: Likewise.
* commands/ls.c: Likewise.
* commands/lsmmap.c: Likewise.
* commands/lspci.c: Likewise.
* commands/loadenv.c: Likewise.
* commands/read.c: Likewise.
* commands/reboot.c: Likewise.
* commands/search.c: Likewise.
* commands/sleep.c: Likewise.
* commands/test.c: Likewise.
* commands/usbtest.c: Likewise.
* commands/videotest.c: Likewise.
* commands/i386/cpuid.c: Likewise.
* commands/i386/pc/halt.c: Likewise.
* commands/i386/pc/play.c: Likewise.
* commands/i386/pc/pxecmd.c: Likewise.
* commands/i386/pc/vbeinfo.c: Likewise.
* commands/i386/pc/vbetest.c: Likewise.
* commands/ieee1275/suspend.c: Likewise.
* disk/loopback.c: Likewise.
* font/font_cmd.c: Likewise.
* hello/hello.c: Likewise.
* loader/efi/appleloader.c: Likewise.
* loader/efi/chainloader.c: Likewise.
* loader/i386/bsd.c: Likewise.
* loader/i386/efi/linux.c: Likewise.
* loader/i386/ieee1275/linux.c: Likewise.
* loader/i386/linux.c: Likewise.
* loader/i386/pc/chainloader.c: Likewise.
* loader/i386/pc/linux.c: Likewise.
* loader/powerpc/ieee1275/linux.c: Likewise.
* loader/multiboot_loader.c: Likewise.
* term/gfxterm.c: Likewise.
* term/i386/pc/serial.c: Likewise.
* term/terminfo.c: Likewise.

* term/i386/pc/vesafb.c: Removed <grub/arg.h>.
* term/i386/pc/vga.c: Likewise.
* video/readers/jpeg.c: Likewise.
* video/readers/png.c: Likewise.
* video/readers/tga.c: Likewise.

* util/grub-fstest (cmd_loopback): Removed.
(cmd_blocklist): Likewise.
(cmd_ls): Likewise.
(grub_register_command): Likewise.
(grub_unregister_command): Likewise.
(execute_command): Use grub_command_find to locate command and execute
it.

* include/grub/efi/chainloader.h: Removed.
* loader/efi/chainloader_normal.c: Likewise.
* loader/i386/bsd_normal.c: Likewise.
* loader/i386/pc/chainloader_normal.c: Likewise.
* loader/i386/pc/multiboot_normal.c: Likewise.
* loader/linux_normal.c: Likewise.
* loader/multiboot_loader_normal.c: Likewise.
* loader/powerpc/ieee1275/linux_normal.c: Likewise.

* gencmdlist.sh: Scan new registration command grub_register_extcmd
and grub_register_command_p1.

* conf/common.rmk (grub_fstest_SOURCES): Add kern/list.c,
kern/command.c, lib/arg.c and commands/extcmd.c.
(pkglib_MODULES): Remove boot.mod, and minicmd.mod and extcmd.mod.
(minicmd_mod_SOURCES): New variable.
(minicmd_mod_CFLAGS): Likewise.
(minicmd_mod_LDFLAGS): Likewise.
(extcmd_mod_SOURCES): Likewise.
(extcmd_mod_CFLAGS): Likewise.
(extcmd_mod_LDFLAGS): Likewise.
(boot_mod_SOURCES): Removed.
(boot_mod_CFLAGS): Likewise.
(boot_mod_LDFLAGS): Likewise.

* conf/i386-pc.rmk (kernel_img_SOURCES): Add kern/command.c and
kern/corecmd.c.
(kernel_img_HEADERS): Add command.h.
(grub_emu_SOURCES): Remove commands/boot.c and normal/arg.c, add
commands/minicmd.c, kern/command.c, kern/corecmd.c, commands/extcmd.c
and lib/arg.c.
(pkglib_MODULES): Change _linux.mod, _chain.mod, _bsd.mod and
_multiboot.mod as linux.mod, chain.mod, bsd.mod and multiboot.mod,
remove the corresponding normal mode command.
(normal_mod_SOURCES): Remove normal/arg.c.
* conf/i386-coreboot.rmk: Likewise.
* conf/i386-efi.rmk: Likewise.
* conf/i386-ieee1275.rmk: Likewise.
* conf/powerpc-ieee1275.rmk: Likewise.
* conf/x86_64-efi.rmk: Likewise.

* include/grub/arg.h: Move from here ...
* include/grub/lib/arg.h: ... to here.

* normal/arg.c: Move from here ...
* lib/arg.c: ... to here.

* commands/extcmd.c: New file.
* commands/minicmd.c: Likewise.
* include/grub/command.h: Likewise.
* include/grub/extcmd.h: Likewise.
* kern/command.c: Likewise.
* kern/corecmd.c: Likewise.

* kern/list.c (grub_list_iterate): Return int instead of void.
(grub_list_insert): New function.
(grub_prio_list_insert): Likewise.

* kern/rescue.c (grub_rescue_command): Removed.
(grub_rescue_command_list): Likewise.
(grub_rescue_register_command): Likewise.
(grub_rescue_unregister_command): Likewise.
(grub_rescue_cmd_boot): Move to minicmd.c
(grub_rescue_cmd_help): Likewise.
(grub_rescue_cmd_info): Likewise.
(grub_rescue_cmd_boot): Likewise.
(grub_rescue_cmd_testload): Likewise.
(grub_rescue_cmd_dump): Likewise.
(grub_rescue_cmd_rmmod): Likewise.
(grub_rescue_cmd_lsmod): Likewise.
(grub_rescue_cmd_exit): Likewise.
(grub_rescue_print_devices): Moved to corecmd.c.
(grub_rescue_print_files): Likewise.
(grub_rescue_cmd_ls): Likewise.
(grub_rescue_cmd_insmod): Likewise.
(grub_rescue_cmd_set): Likewise.
(grub_rescue_cmd_unset): Likewise.
(attemp_normal_mode): Use grub_command_find to get normal module.
(grub_enter_rescue_mode): Use grub_register_core_commands to register
commands, remove grub_rescue_regiter_command calls.

* normal/command.c (grub_regiser_command): Removed.
(grub_unregister_command): Likewise.
(grub_command_find): Likewise.
(grub_iterate_commands): Likewise.
(rescue_command): Likewise.
(export_command): Moved to corecmd.c.
(set_command): Removed.
(unset_command): Likewise.
(insmod_command): Likewise.
(rmmod_command): Likewise.
(lsmod_command): Likewise.
(grub_command_init): Likewise.

* normal/completion.c (iterate_command): Use cmd->prio to check for
active command.
(complete_arguments): Use grub_extcmd_t structure to find options.
(grub_normal_do_completion): Change function grub_iterate_commands to
grub_command_iterate.

* normal/execute.c (grub_script_execute_cmd): No need to parse
argument here.

* normal/main.c (grub_dyncmd_dispatcher): New function.
(read_command_list): Register unload commands as dyncmd.
(grub_cmd_normal): Use new command interface, register rescue,
unregister normal at entry, register normal, unregister rescue at exit.

* include/grub/list.h (grub_list_test_t): New type.
(grub_list_iterate): Return int instead of void.
(grub_list_insert): New function.
(GRUB_AS_NAMED_LIST_P): New macro.
(GRUB_AS_PRIO_LIST): Likewise.
(GRUB_AS_PRIO_LIST_P): Likewise.
(GRUB_PRIO_LIST_PRIO_MASK): New constant.
(GRUB_PRIO_LIST_FLAG_ACTIVE): Likewise.
(grub_prio_list): New structure.
(grub_prio_list_insert): New function.
(grub_prio_list_remove): New inline function.

* include/grub/normal.h: Remove <grub/arg.h>, add <grub/command.h>.
(GRUB_COMMAND_FLAG_CMDLINE): Moved to command.h.
(GRUB_COMMAND_FLAG_MENU): Likewise.
(GRUB_COMMAND_FLAG_BOTH): Likewise.
(GRUB_COMMAND_FLAG_TITLE): Likewise.
(GRUB_COMMAND_FLAG_NO_ECHO): Likewise.
(GRUB_COMMAND_FLAG_NO_ARG_PARSE): Removed.
(GRUB_COMMAND_FLAG_NOT_LOADED): Likewise.
(grub_command): Likewise.
(grub_register_command): Likewise.
(grub_command_find): Likewise.
(grub_iterate_commands): Likewise.
(grub_command_init): Likewise.
(grub_arg_parse): Likewise.
(grub_arg_show_help): Likewise.

* include/grub/rescue.h (grub_rescue_register_command): Removed.
(grub_rescue_unregister_command): Likewise.

* include/grub/i386/bsd.h: Remove grub_rescue_cmd_freebsd,
grub_rescue_cmd_openbsd, grub_rescue_cmd_netbsd,
grub_rescue_cmd_freebsd_loadenv and grub_rescue_cmd_freebsd_module.

* include/grub/i386/efi/loader.h: Remove grub_rescue_cmd_linux and
grub_rescue_cmd_initrd.
* include/grub/i386/loader.h: Likewise.
* include/grub/x86_64/loader.h: Likewise.

* include/grub/i386/pc/chainloader.h: Remove grub_chainloader_cmd.

2009-03-21  Bean  <bean123ch@gmail.com>

* util/hostdisk.c (read_device_map): Use grub_util_get_disk_size
instead of stat in mingw environment.

* util/misc.c (grub_millisleep): Use Sleep in mingw environment.

* aclocal.m4 (grub_CHECK_LINK_DIR): New function.

* configure.ac: Use grub_CHECK_LINK_DIR to determine whether to use
AC_CONFIG_LINKS.

2009-03-21  Bean  <bean123ch@gmail.com>

* fs/ext2.c (grub_ext2_mount): Change errno to GRUB_ERR_BAD_FS for
out of range error.

2009-03-18  Michel Dänzer  <michel@daenzer.net>

* fs/ext2.c (grub_ext2_read_block): Take endianness into account when
checking inode flags for EXT4_EXTENTS_FLAG.

2009-03-18  Robert Millan  <rmh@aybabtu.com>

        * loader/i386/linux.c: Include `<grub/video.h>' and
        `<grub/i386/pc/vbe.h>'..
        (grub_linux_setup_video): New function.  Loosely based on the EFI one.
        (grub_linux32_boot): Attempt to configure video settings with
        grub_linux_setup_video().
        (grub_rescue_cmd_linux): Set noreturn=0 in grub_loader_set, in order
        to avoid grub_console_fini() which would step out of graphical mode
        unconditionally.

2009-03-14  Robert Millan  <rmh@aybabtu.com>

        Fix build on powerpc.
        * conf/powerpc-ieee1275.rmk (kernel_elf_HEADERS): Add `handler.h'.

2009-03-12  Vladimir Serbinenko  <phcoder@gmail.com>

* term/gfxterm.c (GRUB_MOD_FINI(term_gfxterm)): Correct name of
background image command.

2009-03-12  Colin D Bennett  <colin@gibibit.com>

* term/gfxterm.c (draw_cursor): Ensure character is redrawn.
(grub_gfxterm_putchar): Extract pairs of identical calls to
draw_cursor out of conditional blocks.

2009-03-11  Pavel Roskin  <proski@gnu.org>

* fs/hfs.c (grub_hfs_strncasecmp): New function.
(grub_hfs_cmp_catkeys): Use HFS specific string comparison.

2009-03-11  Robert Millan  <rmh@aybabtu.com>

        * loader/i386/multiboot_elfxx.c
        (CONCAT(grub_multiboot_load_elf, XX)): Do not reject ET_DYN files.

2009-03-11  Felix Zielcke  <fzielcke@z-51.de>

* conf/powerpc-ieee1275.rmk (kernel_elf_SOURCES): Add `kern/list.c' and
`kern/handler.c'.

2009-03-11  Robert Millan  <rmh@aybabtu.com>

        * loader/i386/multiboot.c (code_size): New variable.
        (grub_multiboot): Define offsets by adding to `code_size' rather
        than substracting from `grub_multiboot_payload_size'.  Provide
        4-byte alignment to MBI and others by increasing
        `boot_loader_name_length' appropiately.

        * loader/i386/multiboot_elfxx.c
        (CONCAT(grub_multiboot_load_elf, XX)): Initialize `code_size'.

forgot to run ./autogen.sh

2009-03-09  Felix Zielcke  <fzielcke@z-51.de>

* conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Remove duplicated
`fs/ext2.c'.

2009-03-08  Robert Millan  <rmh@aybabtu.com>

        Make loader/i386/linux.c usable on i386-pc again.

        * kern/i386/pc/init.c (grub_machine_init): Disable addition of low
        memory to heap.
        * loader/i386/linux.c [GRUB_MACHINE_PCBIOS] (allocate_pages): Remove
        `#error' stanza.

2009-03-07  Bean  <bean123ch@gmail.com>

* loader/i386/efi/linux.c (grub_rescue_cmd_initrd): Fix a bug in initrd
allocation.

2009-03-06  Robert Millan  <rmh@aybabtu.com>

        Fix display issue on terminals with screen size other than 80x25
        (e.g. gfxterm with resolution higher than 640x480).

        * normal/main.c (grub_normal_init_page): Display title text in a
        position relative to the center of the terminal instead of reliing
        on a hardcoded offset.

Fix typos, spacing

2009-03-04  Robert Millan  <rmh@aybabtu.com>

        Filter /etc/grub.d/10_* so that only add-ons for native kernels are
        installed.

        * Makefile.in (host_kernel): New variable.
        * conf/common.rmk (grub-mkconfig_SCRIPTS): Conditionalize all 10_*.in
        scripts instead of just the windows one.
        * configure.ac: Initialize and AC_SUBST `host_kernel'.

fix date of previous changelog entry

2009-02-03  Felix Zielcke  <fzielcke@z-51.de>

* conf/i386-pc.rmk (grub_emu_SOURCES): Add `kern/list.c' and
`kern/handler.c'.
* conf/i386-efi.rmk (grub_emu_SOURCES): Likewise.
* conf/x86_64-efi.rmk (grub_emu_SOURCES): Likewise.
* conf/i386-coreboot.rmk (grub_emu_SOURCES): Likewise.
* conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Likewise.
* conf/sparc64-ieee1275.rmk (grub_emu_SOURCES): Likewise.
* conf/i386-ieee1275.rmk (grub_emu_SOURCES): Likewise.

2009-03-04  Felix Zielcke  <fzielcke@z-51.de>

* partmap/pc.c (pc_partition_map_iterate): Skip over invalid BSD partitions
or if there's no space for the disk label and print the partition number on a
invalid magic.

args forgot Changelog entry in previous commit

2009-03-04  Felix Zielcke  <fzielcke@z-51.de>

* util/misc.c: Include <time.h>.
(grub_millisleep): New function.

2009-03-04  Bean  <bean123ch@gmail.com>

* configure.ac: Only test -mcmodel=large option in x86_64-efi, also add
another option -mno-red-zone.

* commands/handler.c: Change module description.

* kern/handler.c: Add missing space at the end of description line.

* kern/list.c: Likewise.

2009-03-03  Robert Millan  <rmh@aybabtu.com>

        Move more components to the relocation area, and fix mbi pointer
        handling to use the destination rather than the origin (thanks to
        Vladimir Serbinenko for spotting).

        * loader/i386/multiboot.c (mbi_dest): New variable.
        (grub_multiboot_boot): Use `mbi_dest' instead of `mbi'.
        (grub_multiboot): Put cmdline, boot_loader_name and mbi in the
        relocation area.

2009-03-01  Bean  <bean123ch@gmail.com>

* include/grub/efi/api.h (GRUB_EFI_MPS_TABALE_GUID): New constant.
(GRUB_EFI_ACPI_TABLE_GUID): Likewise.
(GRUB_EFI_ACPI_20_TABLE_GUID): Likewise.
(GRUB_EFI_SMBIOS_TABLE_GUID): Likewise.

* loader/i386/efi/linux.c (acpi_guid): New variable.
(acpi_guid): Likewise.
(EBDA_SEG_ADDR): New constant.
(LOW_MEM_ADDR): Likewise.
(FAKE_EBDA_SEG): Likewise.
(fake_bios_data): New function.
(grub_linux_boot): Call fake_bios_data.

2009-03-01  Bean  <bean123ch@gmail.com>

* commands/terminal.c: Removed.

* commands/handler.c: New file.

* include/grub/list.h: Likewise.

* include/grub/handler.h: Likewise.

* kern/list.c: Likewise.

* kern/handler.c: Likewise.

* kern/term.h: Include header file <grub/handler.h>.
(grub_term_input): Move next field to the beginning.
(grub_term_output): Likewise.
(grub_term_input_class): New variable.
(grub_term_output_class): Likewise.
(grub_term_register_input): Changed to inline function.
(grub_term_register_output): Likewise.
(grub_term_unregister_input): Likewise.
(grub_term_unregister_output): Likewise.
(grub_term_set_current_input): Likewise.
(grub_term_set_current_output): Likewise.
(grub_term_get_current_input): Likewise.
(grub_term_get_current_output): Likewise.
(grub_term_iterate_input): Removed.
(grub_term_iterate_output): Likewise.

* kern/term.c (grub_term_list_input): Removed.
(grub_term_list_output): Likewise.
(grub_term_input_class): New variable.
(grub_term_output_class): Likewise.
(grub_cur_term_input): Change varaible as macro.
(grub_cur_term_output): Likewise.
(grub_term_register_input): Removed.
(grub_term_register_output): Likewise.
(grub_term_unregister_input): Likewise.
(grub_term_unregister_output): Likewise.
(grub_term_set_current_input): Likewise.
(grub_term_set_current_output): Likewise.
(grub_term_iterate_input): Likewise.
(grub_term_iterate_output): Likewise.
(grub_term_get_current_input): Likewise.
(grub_term_get_current_output): Likewise.

* util/grub-editenv.c: Include header file <grub/handler.h>.
(grub_term_get_current_input): Removed.
(grub_term_get_current_output): Likewise.
(grub_term_input_class): New variable.
(grub_term_outout_class): Likewise.

* util/grub-fstest.c (grub_term_get_current_input): Removed.
(grub_term_get_current_output): Likewise.
(grub_term_input_class): New variable.
(grub_term_outout_class): Likewise.

* util/grub-probe.c (grub_term_get_current_input): Removed.
(grub_term_get_current_output): Likewise.
(grub_term_input_class): New variable.
(grub_term_outout_class): Likewise.

* util/i386/pc/grub-setup.c (grub_term_get_current_input): Removed.
(grub_term_get_current_output): Likewise.
(grub_term_input_class): New variable.
(grub_term_outout_class): Likewise.

* conf/common.rmk (pkglib_MODULES): Replace terminal with handler.
(terminal_mod_SOURCES): Likewise.
(terminal_mod_CFLAGS): Likewise.
(terminal_mod_LDFLAGS): Likewise.

* conf/i386-pc.rmk (grub_emu_SOURCES): Replace terminal.c with
handler.c.
(kernel_img_SOURCES): Add list.c and handler.c.
(kernel_img_HEADERS): Add list.h and handler.h.

* conf/i386-efi.rmk (grub_emu_SOURCES): Replace terminal.c with
handler.c.
(kernel_mod_SOURCES): Add list.c and handler.c.
(kernel_mod_HEADERS): Add list.h and handler.h.

* conf/i386-coreboot.rmk (grub_emu_SOURCES): Replace terminal.c with
handler.c.
(kernel_elf_SOURCES): Add list.c and handler.c.
(kernel_elf_HEADERS): Add list.h and handler.h.

* conf/i386-ieee1275.rmk (grub_emu_SOURCES): Replace terminal.c with
handler.c.
(kernel_elf_SOURCES): Add list.c and handler.c.
(kernel_elf_HEADERS): Add list.h and handler.h.

* conf/x86_64-efi.rmk (grub_emu_SOURCES): Replace terminal.c with
handler.c.
(kernel_mod_SOURCES): Add list.c and handler.c.
(kernel_mod_HEADERS): Add list.h and handler.h.

* conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Replace terminal.c with
handler.c.
(kernel_elf_SOURCES): Add list.c and handler.c.
(kernel_elf_HEADERS): Add list.h and handler.h.

2009-02-27  Robert Millan  <rmh@aybabtu.com>

        Factorize elf32 / elf64 code in Multiboot loader.  This will
        prevent it from getting out of sync again.

        * loader/i386/multiboot.c (grub_multiboot_is_elf32,
        grub_multiboot_load_elf32, grub_multiboot_is_elf64,
        grub_multiboot_load_elf64): Move from here ...
        * loader/i386/multiboot_elfxx.c (grub_multiboot_is_elf,
        grub_multiboot_load_elf): ... to here (new file).

2009-02-27  Robert Millan  <rmh@aybabtu.com>

        * util/grub.d/10_linux.in: Rename "single-user mode" to
        "recovery mode".

2009-02-27  Vladimir Serbinenko  <phcoder@gmail.com>

        Don't leak in SCSI code.
        * disk/scsi.c (grub_scsi_close): free `scsi'.

2009-02-27  Robert Millan  <rmh@aybabtu.com>

        * loader/i386/pc/multiboot.c: Move from here ...
        * loader/i386/multiboot.c: ... to here.  Update all users.

2009-02-27  Robert Millan  <rmh@aybabtu.com>

        Patch from Alexandre Bique <bique.alexandre@gmail.com>
        * util/i386/pc/grub-setup.c (setup): Fix directory path.

2009-02-27  Krzysztof Smiechowicz <deadwood@wp.pl>

        * fs/sfs.c (grub_sfs_read_extent): Correction to traversing extent
        b-tree.

2009-02-27  Robert Millan  <rmh@aybabtu.com>

        * kern/misc.c (grub_strtoull): Fix bug (it mistakenly parsed the
        `0x' qualifier as 0 when base is specified as parameter).

2009-02-24  Bean  <bean123ch@gmail.com>

* configure.ac: Check for -mcmodel=large in x86_64 target.

* include/grub/efi/api.h (efi_call_10): New macro.
(efi_wrap_10): New function.

* include/grub/efi/pe32.h (GRUB_PE32_REL_BASE_HIGH): New macro.
(GRUB_PE32_REL_BASED_HIGH): Likewise.
(GRUB_PE32_REL_BASED_LOW): Likewise.
(GRUB_PE32_REL_BASED_HIGHLOW): Likewise.
(GRUB_PE32_REL_BASED_HIGHADJ): Likewise.
(GRUB_PE32_REL_BASED_MIPS_JMPADDR): Likewise.
(GRUB_PE32_REL_BASED_SECTION): Likewise.
(GRUB_PE32_REL_BASED_REL): Likewise.
(GRUB_PE32_REL_BASED_IA64_IMM64): Likewise.
(GRUB_PE32_REL_BASED_DIR64): Likewise.
(GRUB_PE32_REL_BASED_HIGH3ADJ): Likewise.

* kern/x86_64/dl.c (grub_arch_dl_relocate_symbols): Fixed relocation
issue.

* kern/x86_64/efi/callwrap.S (efi_wrap_6): Bug fix.
(efi_wrap_10): New function.

* kern/x86_64/efi/startup.S (codestart): Use relative addressing.

* loader/efi/appleloader.c (devpath_5): Add support for late 2008
MB/MBP model (NV chipset).
(devdata_devs): Add devpath_5 to the list.

* load/i386/efi/linux.c (video_base): Remove variable.
(RGB_MASK): New macro.
(RGB_MAGIC): Likewise.
(LINE_MIN): Likewise.
(LINE_MAX): Likewise.
(FBTEST_STEP): Likewise.
(FBTEST_COUNT): Likewise.
(fb_list): New variable.
(grub_find_video_card): Remove function.
(find_framebuf): New function.
(grub_linux_setup_video): Use find_framebuf to get frame buffer and
line length.

* util/i386/efi/grub-mkimage.c (grub_reloc_section): Fix relocation
problem for x86_64.

2009-02-22  Vesa Jääskeläinen  <chaac@nic.fi>

Patch #25624 by Kevin Lacquement <kevin@lacqui>.

* util/grub-mkconfig.in: Use ${grub_mkdevicemap} instead of hard
coding tool name.

2009-02-22  Robert Millan  <rmh@aybabtu.com>

        * include/multiboot.h (MULTIBOOT_INFO_ALIGN): New macro.
        * loader/i386/pc/multiboot.c (grub_multiboot): Include the MBI
        in our relocation, instead of using it directly from heap.  Also
        use `MULTIBOOT_INFO_ALIGN' to ensure it is aligned.

2009-02-21  Robert Millan  <rmh@aybabtu.com>

        Implement USB keyboard support (based on patch by Marco Gerards)

        * conf/i386-pc.rmk (pkglib_MODULES): Add `usb_keyboard.mod'.
        (usb_keyboard_mod_SOURCES, usb_keyboard_mod_CFLAGS)
        (usb_keyboard_mod_LDFLAGS): New variables.

        * term/usb_keyboard.c: New file.

2009-02-14  Vladimir Serbinenko  <phcoder@gmail.com>

Corrected wrong declaration

* kern/disk.c: corrected declaration of grub_disk_ata_pass_through.

2009-02-14  Christian Franke  <franke@computer.org>

* commands/lspci.c (grub_pci_classes): Add `SATA Controller'.
(grub_lspci_iter): Print class code and programming interface byte.

2009-02-14  Christian Franke  <franke@computer.org>

* gendistlist.sh: Ignore `.svn' directories.

2009-02-14  Felix Zielcke  <fzielcke@z-51.de>

* fs/fat.c: Add 2009 to Copyright line.

2009-02-14  Christian Franke  <franke@computer.org>

* commands/hdparm.c: New file.  Provides `hdparm' command
which sends ATA commands via grub_disk_ata_pass_through ().

* conf/i386-pc.rmk: Add ata_pthru.mod and hdparm.mod.

* disk/ata.c: Include <grub/ata.h>.  Move <grub/misc.h>
and <grub/cpu/io.h> to include/grub/ata.h.
(enum grub_ata_addressing_t): Move to include/grub/ata.h.
(GRUB_CDROM_SECTOR_SIZE): Remove.
(GRUB_ATA_*): Move to include/grub/ata.h.
(GRUB_ATAPI_*): Likewise.
(enum grub_ata_commands): Likewise.
(enum grub_ata_timeout_milliseconds): Likewise.
(struct grub_ata_device): Likewise.
(grub_ata_regset): Likewise.
(grub_ata_regget): Likewise.
(grub_ata_regset2): Likewise.
(grub_ata_regget2): Likewise.
(grub_ata_check_ready): Likewise.
(grub_ata_wait_not_busy): Remove static, exported in
include/grub/ata.h.
(grub_ata_wait_drq): Likewise.
(grub_ata_pio_read): Likewise.

* disk/ata_pthru.c: New file.  Provides grub_ata_pass_through ()
function for hdparm.mod.

* include/grub/ata.h: New file, contains declarations from
disk/ata.c.
(enum grub_ata_commands): Add new commands for commands/hdparm.c.

* include/grub/disk.h (grub_disk_ata_pass_through_parms): New struct.
(grub_disk_ata_pass_through): New exported variable.

* kern/disk.c (grub_disk_ata_pass_through): New variable.

Regenerate

2009-02-13  Colin D Bennett  <colin@gibibit.com>

Support multiple fallback entries, and provide an API to support
executing default+fallback menu entries.  Renamed the `terminal' menu
viewer to `text'.

* include/grub/normal.h (grub_normal_text_menu_viewer): New global
variable declaration.
(grub_menu_execute_callback): New structure declaration.
(grub_menu_execute_callback_t): New typedef.
(grub_menu_execute_with_fallback): New function declaration.
(grub_menu_get_entry): Likewise.
(grub_menu_get_timeout): Likewise.
(grub_menu_set_timeout): Likewise.

* normal/main.c (GRUB_MOD_INIT(normal)): Refer to new variable name.

* normal/menu.c (grub_wait_after_message): Moved to
`normal/menu_text.c'.
(draw_border): Likewise.
(print_message): Likewise.
(print_entry): Likewise.
(print_entries): Likewise.
(grub_menu_init_page): Likewise.
(get_entry_number): Likewise.
(print_timeout): Likewise.
(run_menu): Likewise.
(grub_menu_execute_entry): Likewise.
(show_text_menu): Likewise.
(get_and_remove_first_entry_number): New function.
(grub_menu_execute_with_fallback): Likewise.
(get_entry): Renamed to ...
(grub_menu_get_entry): .. this and made it global.
(get_timeout): Renamed to ...
(grub_menu_get_timeout): ... this and made it global.
(set_timeout): Renamed to ...
(grub_menu_set_timeout): ... this and made it global.
(grub_normal_terminal_menu_viewer): Renamed to ...
(grub_normal_text_menu_viewer): ... this.

* normal/menu_text.c: New file.  Extracted text-menu-specific code
from normal/menu.c.

* conf/i386-coreboot.rmk (grub_emu_SOURCES): Add `normal/menu_text.c'.
(normal_mod_SOURCES): Likewise.

* conf/i386-efi.rmk (grub_emu_SOURCES): Likewise.
(normal_mod_SOURCES): Likewise.

* conf/i386-ieee1275.rmk (grub_emu_SOURCES): Likewise.
(normal_mod_SOURCES): Likewise.

* conf/i386-pc.rmk, (grub_emu_SOURCES): Likewise.
(normal_mod_SOURCES): Likewise.

* conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Likewise.
(normal_mod_SOURCES): Likewise.

* conf/sparc64-ieee1275.rmk (grub_emu_SOURCES): Likewise.
(normal_mod_SOURCES): Likewise.

* conf/x86_64-efi.rmk (grub_emu_SOURCES): Likewise.
(normal_mod_SOURCES): Likewise.

2009-02-11  Robert Millan  <rmh@aybabtu.com>

        * util/grub.d/00_header.in: Update old reference to `font' command.

2009-02-10  Felix Zielcke  <fzielcke@z-51.de>

* fs/fat.c (grub_fat_mount): Fix wrong comparison.

Based on patch from Javier Martín.

2009-02-09  Felix Zielcke  <fzielcke@z-51.de>

* conf/common.rmk (grub_probe_SOURCES): Move fs/ext2.c before fs/fat.c
to avoid false posivites with FAT.
(grub_fstest_SOURCES): Likewise.
* conf/i386-pc.rmk (grub_emu_SOURCES): Likewise.
* conf/x86_64-efi.rmk (grub_emu_SOURCES): Likewise.
* conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Likewise.
* conf/i386-coreboot.rmk (grub_emu_SOURCES): Likewise.
* conf/sparc64-ieee1275.rmk (grub_emu_SOURCES): Likewise.
* conf/i386-ieee1275.rmk (grub_emu_SOURCES): Likewise.

2009-02-09  Felix Zielcke  <fzielcke@z-51.de>

fs/fat.c (grub_fat_mount): Try to avoid false positives by checking
bpb.version_specific.fat12_or_fat16.fstype and
bpb.version_specific.fat32.fstype.

Fix ChangeLog entry

2009-02-08  Robert Millan  <rmh@aybabtu.com>

        * fs/tar.c: Replace "fs/cpio.h" with "cpio.h".

2009-02-08  Robert Millan  <rmh@aybabtu.com>

        * Makefile.in (host_os, host_cpu): New variables.
        (target_os): Remove.  Update all users.

2009-02-08  Marco Gerards  <marco@gnu.org>

        * Makefile.in (enable_grub_emu_usb): New variable.
        * conf/i386-pc.rmk (grub_emu_SOURCES): Add `disk/scsi.c'.
        (grub_emu_SOURCES) [grub_emu_SOURCES]: Add `disk/usbms.c',
        `util/usb.c', `bus/usb/usb.c' and `commands/usbtest.c'.
        (grub_emu_LDFLAGS): Add `$(LIBUSB)'.
        (pkglib_MODULES): Add `usb.mod', `uhci.mod', `ohci.mod',
        `usbtest.mod' and `usbms.mod'.
        (usb_mod_SOURCES, usb_mod_CFLAGS, usb_mod_LDFLAGS)
        (usbtest_mod_SOURCES, usbtest_mod_CFLAGS, usbtest_mod_LDFLAGS)
        (uhci_mod_SOURCES, uhci_mod_CFLAGS, uhci_mod_LDFLAGS,
        (ohci_mod_SOURCES, ohci_mod_CFLAGS, ohci_mod_LDFLAGS)
        (usbms_mod_SOURCES, usbms_mod_CFLAGS, usbms_mod_LDFLAGS): New
        variables.

        * disk/usbms.c: New file.

        * include/grub/usb.h: Likewise.

        * include/grub/usbtrans.h: Likewise.

        * include/grub/usbdesc.h: Likewise.

        * bus/usb/usbtrans.c: Likewise.

        * bus/usb/ohci.c: Likewise.

        * bus/usb/uhci.c: Likewise.

        * bus/usb/usbhub.c: Likewise.

        * bus/usb/usb.c: Likewise.

        * commands/usbtest.c: Likewise.

        * util/usb.c: Likewise.

        * include/grub/err.h (grub_err_t): Add `GRUB_ERR_IO'.

        * configure.ac: Test for libusb presence.

        * util/grub-emu.c (main) [HAVE_LIBUSB_H]: Call `grub_libusb_init'.

2009-02-08  Vesa Jääskeläinen  <chaac@nic.fi>

* kern/mm.c: Add more comments.

Forgot tar.c

2009-02-08  Robert Millan  <rmh@aybabtu.com>

        Patch from Javier Martín.
        * fs/ext2.c (EXT2_DRIVER_SUPPORTED_INCOMPAT): Add
        `EXT4_FEATURE_INCOMPAT_FLEX_BG'.

2009-02-08  Robert Millan  <rmh@aybabtu.com>

        * fs/cpio.c: Split tar functionality to ...
        * fs/tar.c: ... here (new file).  Update all users.

2009-02-07  Robert Millan  <rmh@aybabtu.com>

        * fs/ext2.c (grub_ext2_mount): Avoid mounting filesystems with
        backward-incompatible features.

        Based on patch from Javier Martín, with some adjustments.

2009-02-07  Michael Scherer <misc@mandriva.org>

        * fs/hfs.c (grub_hfsplus_iterate_dir): Treat hfs+ as case insensitive.

2009-02-07  Robert Millan  <rmh@aybabtu.com>

        * conf/common.rmk (grub_probe_SOURCES, grub_fstest_SOURCES): Move
        position of `disk/lvm.c\' to ensure grub_init_all() always picks it
        after the RAID stuff.

2009-02-05  Vesa Jääskeläinen  <chaac@nic.fi>

Fixes problem when running vbetest command as reported by
Vladimir Serbinenko <phcoder@gmail.com>.

* (grub_vbe_set_video_mode): Fixed problem with text modes.

2009-02-04  Felix Zielcke  <fzielcke@z-51.de>

util/getroot.c (grub_util_get_grub_dev): Add support for /dev/mdNpN and
/dev/md/NpN style mdraid devices.

Fix typos and extra spaces

2009-02-03  Felix Zielcke  <fzielcke@z-51.de>

* util/unifont2pff.rb: Remove.

2009-02-03  Felix Zielcke  <fzielcke@z-51.de>

* conf/sparc64-ieee1275.rmk (grub_emu_SOURCES): Add a missing trailing
`#'.

2009-02-03  Felix Zielcke  <fzielcke@z-51.de>

* conf/i386-pc.rmk (grub_emu_SOURCES): Add `normal/menu_viewer.c'.
* conf/i386-efi.rmk (grub_emu_SOURCES): Likewise.
* conf/x86_64-efi.rmk (grub_emu_SOURCES): Likewise.
* conf/i386-coreboot.rmk (grub_emu_SOURCES): Likewise.
* conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Likewise.
* conf/sparc64-ieee1275.rmk (grub_emu_SOURCES): Likewise.
* conf/i386-ieee1275.rmk (grub_emu_SOURCES): Likewise.

2009-02-02  Christian Franke  <franke@computer.org>

* lib/hexdump.c (hexdump): Print at most 3 lines if data is identical.

2009-02-01  Felix Zielcke  <fzielcke@z-51.de>

* INSTALL: Note that we now require at least autconf 2.59 and that LZO
is optional.

2009-02-01  Vesa Jääskeläinen  <chaac@nic.fi>

Base on patch on bug #24154 created by Tomas Tintera
<trosos@seznam.cz>.

* video/i386/pc/vbe.c (grub_video_vbe_scroll): Fix downward scrolling.

2009-02-01  Vesa Jääskeläinen  <chaac@nic.fi>

Based on patch on bug #25318 created by Bernhard Rosenkraenzer
<bero@arklinux.org>.

* normal/parser.y (script_init): Add missing semicolon.

2009-01-31  Colin D Bennett  <colin@gibibit.com>

* normal/main.c: Add include to grub/menu_viewer.h.
(free_menu_entry_classes): Added.
(grub_normal_menu_addentry): Added class property handling.
(grub_normal_execute): Changed to use new menu viewer for menu viewing.
(GRUB_MOD_INIT(normal)): Added register for text based menu viewer.

* normal/menu_viewer.c: New file.

* normal/menu.c (run_menu_entry): Renamed to ...
(grub_menu_execute_entry): ... this and made it as global.
(grub_menu_run): Renamed to ...
(show_text_menu): ... this and made it local.
(show_text_menu): Adapt to new function names.
(grub_normal_terminal_menu_viewer): New global variable.

* include/grub/menu.h: New file.

* include/grub/menu_viewer.h: New file.

* include/grub/normal.h: Added include to grub/menu.h.
(grub_menu_entry): Moved to include/grub/menu.h.
(grub_menu_entry_t): Likewise.
(grub_menu): Likewise.
(grub_menu_t): Likewise.
(grub_normal_terminal_menu_viewer): Added.
(grub_menu_execute_entry): Likewise.
(grub_menu_run): Removed.

* DISTLIST: Added include/grub/menu.h.
Added include/grub/menu_viewer.h.
Added normal/menu_viewer.c.

2009-01-31  Vesa Jääskeläinen  <chaac@nic.fi>

* normal/execute.c (grub_script_execute_menuentry): Changed to use
arglist for menutitle arguments.

* normal/main.c (grub_normal_menu_addentry): Likewise.

* normal/parser.y (menuentry): Likewise.

* normal/script.c (grub_script_create_cmdmenu): Likewise.

* include/grub/script.h (grub_script_cmd_menuentry): Likewise.
(grub_script_create_cmdmenu): Likewise.

* include/grub/normal.h (grub_normal_menu_addentry): Likewise.

* conf/i386-pc.rmk (normal_mod_SOURCES): Adapt Colin D Bennett's
changes.

* conf/x86_64-efi.rmk (normal_mod_SOURCES): Likewise.

* conf/i386-coreboot.rmk (normal_mod_SOURCES): Likewise.

* conf/i386-efi.rmk (normal_mod_SOURCES): Likewise.

* conf/i386-ieee1275.rmk (normal_mod_SOURCES): Likewise.

* conf/powerpc-ieee1275.rmk (normal_mod_SOURCES): Likewise.

* conf/sparc64-ieee1275.rmk (normal_mod_SOURCES): Likewise.

2009-01-30  Christian Franke  <franke@computer.org>

* normal/arg.c (grub_arg_show_help): Add indentation if '\n' appears
in option help text.

2009-01-27  Pavel Roskin  <proski@gnu.org>

* disk/fs_uuid.c (search_fs_uuid): Ignore case of the UUID.

2009-01-27  Vesa Jääskeläinen  <chaac@nic.fi>

* commands/lsmmap.c: Add include to grub/machine/memory.h.

* fs/i386/pc/pxe.c (grub_pxefs_open): Fix sign problem.

* term/i386/pc/at_keyboard.c (GRUB_MOD_FINI(at_keyboard)): Use proper
unregister function.

2009-01-27  Vesa Jääskeläinen  <chaac@nic.fi>

* disk/scsi.c (grub_scsi_read): Fix sign problem.

* term/i386/pc/vga_text.c (grub_vga_text_init_fini). Fix declaration.

* util/grub-mkfont.c (usage): Fix typo.

* util/elf/grub-mkimage.c (load_modules): Fix warning.

2009-01-26  Daniel Mierswa  <impulze@impulze.org>

* fs/fat.c (grub_fat_uuid): Fix shift of the first two bytes.

2009-01-26  Daniel Mierswa  <impulze@impulze.org>

* commands/search.c (search_fs_uuid): Ignore case of the UUID.

2009-01-26  Daniel Mierswa  <impulze@impulze.org>

* kern/misc.c (grub_strcasecmp): New function.
(grub_strcasecmp): Use grub_size_t instead of int for length.
Fix return value.
* include/grub/misc.h: Update function prototypes.

Remove trailing whitespace

2009-01-26  Robert Millan  <rmh@aybabtu.com>

        * configure.ac: Fix cross-compilation check.

2009-01-22  Christian Franke  <franke@computer.org>

* kern/misc.c (grub_vsprintf): Fix size and termination of `format2'
(precision) digit string.  Allow `.format2' without `format1' (width).
Limit input chars for `%s' output to `format2' if specified.  This is
compatible with standard printf ().

2009-01-22  Christian Franke  <franke@computer.org>

* disk/ata.c (grub_ata_wait_status): Replace by ...
(grub_ata_wait_not_busy): ... this function.  Checks only BSY bit,
other status bits may be invalid while BSY is asserted.
(grub_ata_check_ready): New function.
(grub_ata_cmd): Removed.
(grub_ata_wait_drq): New function.
(grub_ata_strncpy): Remove inline.
(grub_ata_pio_read): Reduce to actual block transfer.  BSY wait
and error check now done by grub_ata_wait_drq ().
(grub_ata_pio_write): Likewise.
(grub_atapi_identify): Set DEV before check for !BSY.  Use
grub_ata_wait_drq () to wait for data.
(grub_ata_device_initialize): Add status register check to
detect missing SATA slave devices.  Add debug messages.
(grub_atapi_wait_drq): Use grub_ata_wait_not_busy ().
(grub_atapi_packet): Set DEV before check for !BSY.  Replace
transfer loop by grub_ata_pio_write ().
(grub_ata_identify): Set DEV before check for !BSY. Use
grub_ata_wait_drq () to wait for data.
(grub_ata_setaddress): Set DEV before check for !BSY.
(grub_ata_readwrite): Remove duplicate code, handle batch/rest and
read/write in one loop.  Fix invalid command on write.  Fix incomplete
command on (size % batch) == 0.  Add missing error check after write of
last block.  Add debug messages.
(grub_atapi_read):  Replace transfer loop by grub_ata_pio_read ().