* util/hostdisk.c [__FreeBSD__ || __FreeBSD_kernel__]: Include
<sys/param.h> and <sys/sysctl.h>.
(open_device) [__FreeBSD__ || __FreeBSD_kernel_]: Use sysctlgetbyname()
to add 0x10 to `kern.geom.debugflags' if it's not already set, before
opening the device and reset them afterwards.
* util/grub.d/10_freebsd.in: Don't exit if /boot/devices.hints
doestn't exist. Check also for /boot/kernel/kernel.gz. Print
`freebsd_loadenv' only when devices.hints exist.
(OFDISK_HASH_SZ): Define.
(ofdisk_hash): New hash table.
(ofdisk_hash_fn, ofdisk_hash_find, ofdisk_hash_add): New functions.
(grub_ofdisk_open): Use ofdisk_hash_ent address as disk->id
instead of device phandle which is not unique.
* configure.ac: Change the logic when we check for target tools.
Do it when the target is specified and it's different from the
specified value of the host.
* util/hostdisk.c [__FreeBSD_kernel__]: Include sys/disk.h.
(grub_util_biosdisk_open) [__FreeBSD_kernel__]: Add support for
GNU/kFreeBSD. Check if a device is a character device. Use
DIOCGMEDIASIZE to get the size.
(convert_system_partition_to_system_disk) [__FreeBSD_kernel__]: Add
support for GNU/kFreeBSD.
(grub_util_biosdisk_get_grub_dev) [__FreeBSD_kernel__]: Check if OS_DEV
is a character device instead of a block device. Add support for
FreeBSD device names.
* util/getroot.c (find_root_device) [__FreeBSD_kernel__]: Check if ENT
is a character device instead of a block device.
* util/grub-probe.c (probe) [__FreeBSD_kernel__]: Check if DEVICE_NAME
is a character device instead of a block device.
* util/hostdisk.c [__FreeBSD__]: Include sys/disk.h.
(grub_util_biosdisk_open) [__FreeBSD__]: Add support for
FreeBSD. Check if a device is a character device. Use
DIOCGMEDIASIZE to get the size.
(convert_system_partition_to_system_disk) [__FreeBSD__]: Add
support for FreeBSD.
(grub_util_biosdisk_get_grub_dev) [__FreeBSD__]: Check if OS_DEV
is a character device instead of a block device. Add support for
FreeBSD device names.
* util/getroot.c (find_root_device) [__FreeBSD__]: Check if ENT is
a character device instead of a block device.
(grub_util_check_char_device): New function.
* util/grub-probe.c (probe) [__FreeBSD__]: Check if DEVICE_NAME is
a character device instead of a block device.
* include/grub/util/getroot.h (grub_util_check_char_device): New
prototype.
slots are of type grub_ieee1275_cell_t.
(grub_nand_read): Likewise.
* kern/ieee1275/ieee1275.c (IEEE1275_PHANDLE_INVALID,
IEEE1275_IHANDLE_INVALID): Use grub_ieee1275_cell_t since these
macros are used to compare values in arg/ret block of the call.
(grub_ieee1275_finddevice, grub_ieee1275_get_property,
grub_ieee1275_next_property, grub_ieee1275_get_property_length,
grub_ieee1275_instance_to_package, grub_ieee1275_package_to_path,
grub_ieee1275_instance_to_path, grub_ieee1275_write,
grub_ieee1275_read, grub_ieee1275_seek, grub_ieee1275_peer,
grub_ieee1275_child, grub_ieee1275_parent, grub_ieee1275_open,
grub_ieee1275_close, grub_ieee1275_set_property,
grub_ieee1275_set_color): All ieee1275 call arg slots are of type
grub_ieee1275_cell_t.
* kern/ieee1275/openfw.c (grub_map): Likewise.
* include/grub/ieee1275/ieee1275.h (grub_ieee1275_ihandle_t,
grub_ieee1275_phandle_t): Define as grub_unit32_t type.
UFS improvements
* fs/ufs.c (INODE_NBLOCKS): new definition
(struct grub_ufs_dirent): added fields for non-BSD dirents
(grub_ufs_get_file_block): fixed double indirect handling
(grub_ufs_lookup_symlink): use more robust way to determine whether
symlink is inline
(grub_ufs_find_file): support for non-BSD dirents
(grub_ufs_dir): support for non-BSD dirents
* include/grub/misc.h (ARRAY_SIZE): New macro.
* include/grub/i386/linux.h (GRUB_LINUX_VID_MODE_VESA_START):
New macro.
* loader/i386/linux.c (allocate_pages): Use free_pages().
(grub_linux_unload): Don't use free_pages().
(grub_linux_boot): Prevent accessing linux_vesafb_modes with a
wrong index. Treat all other modes as text modes.
(grub_cmd_linux): Initialize vid_mode unconditionally to
GRUB_LINUX_VID_MODE_NORMAL. Recognize and support "vga=ask".
Support for mtime and further expandability of dir command
* include/grub/lib/datetime.h: moved to ...
* include/grub/datetime.h: ... moved here and added
declaration of grub_unixtime2datetime. All users updated
* include/grub/fs.h: new syntax for dir and mtime functionin
struct grub_fs
* include/grub/fshelp.h: new declarations of GRUB_FSHELP_TYPE_MASK
and GRUB_FSHELP_FLAGS_MASK
* commands/ls.c (grub_ls_list_files): Write mtime in long format
* fs/ext2.c (grub_ext2_dir): use new dir syntax and supply mtime
(grub_ext2_mtime): new function
* fs/hfsplus.c (grub_hfsplus_dir): use new dir syntax and supply mtime
(grub_hfsplus_mtime): new function
* fs/ufs.c (GRUB_UFS_ATTR_TYPE): new definition
(GRUB_UFS_ATTR_FILE): likewise
(GRUB_UFS_ATTR_LNK): likewise
(struct grub_ufs_sblock): new fields mtime
(grub_ufs_read_inode): new parameter to read inode to a separate buffer
all users updated
(grub_ufs_dir): mtime support
(grub_ufs_mtime): new function
* fs/affs.c (grub_affs_dir): use new dir syntax
* fs/afs.c (grub_afs_dir): likewise
* fs/cpio.c (grub_cpio_dir): likewise
* fs/fat.c (grub_fat_find_dir): likewise
* fs/hfs.c (grub_hfs_dir): likewise
* fs/iso9660.c (grub_iso9660_dir): likewise
* fs/jfs.c (grub_jfs_dir): likewise
* fs/minix.c (grub_minix_dir): likewise
* fs/ntfs.c (grub_ntfs_dir): likewise
* fs/reiserfs.c (grub_reiserfs_dir): likewise
* fs/sfs.c (grub_sfs_dir): likewise
* fs/xfs.c (grub_xfs_dir): likewise
* util/hostfs.c (grub_hostfs_dir): likewise
* lib/datetime.c: moved to ...
* normal/datetime.c: ... moved here
(grub_unixtime2datetime): new function
* kern/rescue.c (grub_rescue_print_files): use new dir syntax
* normal/completition.c (iterate_dir): use new dir syntax
* normal/misc.c (grub_normal_print_device_info): tell the
last modification time of a volume
* kern/fs.c (grub_fs_probe): updated dummy function to use new syntax
* conf/common.rmk: added lib/datetime.c to ls.mod
* conf/i386-coreboot.rmk (grub_emu_SOURCES): add normal/datetime.c
(normal_mod_SOURCES): likewise
(datetime_mod_SOURCES): Removed lib/datetime.c
* conf/i386-efi.rmk: likewise
* conf/i386-ieee1275.rmk: likewise
* conf/i386-pc.rmk: likewise
* conf/powerpc-ieee1275.rmk: likewise
* conf/sparc64-ieee1275.rmk: likewise
* conf/x86_64-efi.rmk: likewise
Trim trailing spaces in FAT label and support mtools-like labels
* fs/fat.c (grub_fat_iterate_dir): New function based
on grub_fat_find_dir
(grub_fat_find_dir): use grub_fat_iterate_dir
(grub_fat_label): likewise
* loader/i386/linux.c (grub_linux_setup_video): Fill
`params->{red,green,blue,reserved}_{mask_size,field_pos}' with
values from `mode info' structure instead of hardcoded
values.
Reapply fix from 2008-07-28 which was accidentally reverted; also
perform the same fix to a similar check in same function.
* disk/raid.c (grub_raid_scan_device): Do not abort when two disks
with the same number are found, just use issue a warning with
grub_dprintf(), as this error has been reported to be non-fatal.
* 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.
* 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.
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
* 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.
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.
* 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.
* 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):
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.
* 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.
* 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.
* term/gfxterm.c (draw_cursor): Ensure character is redrawn.
(grub_gfxterm_putchar): Extract pairs of identical calls to
draw_cursor out of conditional blocks.
* 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'.
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.
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'.
* 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.
* 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.
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.
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).
* 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.
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.
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.
* fs/ext2.c (grub_ext2_mount): Avoid mounting filesystems with
backward-incompatible features.
Based on patch from Javier Martín, with some adjustments.
* 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.
Fixes problem when running vbetest command as reported by
Vladimir Serbinenko <phcoder@gmail.com>.
* (grub_vbe_set_video_mode): Fixed problem with text modes.
* 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.
* 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.
* 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 ().
* 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 ().
* disk/ata.c (GRUB_ATAPI_REG_*): New defines.
(GRUB_ATAPI_IREASON_*): Likewise.
(grub_ata_pio_write): Fix timeout error return.
(grub_atapi_identify): Add grub_ata_wait () after cmd.
(grub_atapi_wait_drq): New function.
(grub_atapi_packet): New parameter `size'.
Use grub_atapi_wait_drq () and direct write instead of
grub_ata_pio_write ().
(grub_atapi_read): Replace grub_ata_pio_read () by a loop which
reads the number of bytes requested by the device for each DRQ
assertion.
(grub_atapi_write): Remove old implementation, return not
implemented instead.
* disk/scsi.c (grub_scsi_read10): Use scsi->blocksize instead
of 512 to calculate data size.
(grub_scsi_read12): Likewise.
(grub_scsi_write10): Likewise.
(grub_scsi_write12): Likewise.
(grub_scsi_read): Adjust size according to blocksize.
Add checks for invalid blocksize and unaligned transfer.
* disk/ata.c (enum grub_ata_commands): Remove EXEC_DEV_DIAGNOSTICS.
(enum grub_ata_timeout_milliseconds): New enum.
(grub_ata_wait_status): Add parameter milliseconds.
(grub_ata_cmd): Remove variable `err'. Remove wait for !DRQ to allow
recovery from timed-out commands.
(grub_ata_pio_read): Add parameter milliseconds. Fix error return,
return grub_errno instead of REG_ERROR.
(grub_ata_pio_write): Add parameter milliseconds.
(grub_atapi_identify): Fix size of ATAPI IDENTIFY sector.
Pass milliseconds to grub_ata_wait_status () and
grub_ata_pio_read ().
(grub_atapi_packet): Pass milliseconds to grub_ata_pio_write ().
(grub_ata_identify): Remove variable `ataerr'. Pass milliseconds to
grub_ata_wait_status (). Fix IDENTIFY timeout check.
(grub_ata_device_initialize): Remove EXECUTE DEVICE DIAGNOSTICS.
It is not suitable for device detection, because DEV bit is ignored,
the command may run too long, and not all devices set the signature
properly.
(grub_ata_pciinit): Clear grub_errno before grub_ata_device_initialize ().
(grub_ata_setaddress): Pass milliseconds to grub_ata_wait_status ().
Fix device selection, DEV bit must be set first to address the registers
of the correct device.
(grub_ata_readwrite): Pass milliseconds to grub_ata_wait_status () and
grub_ata_pio_read/write ().
(grub_atapi_read): Pass milliseconds to grub_ata_pio_read ().
(grub_atapi_write): Pass milliseconds to grub_ata_pio_write ().
