* Makefile.util.def (grub-mkrescue): Use x86 tg instead of
x86_noieee1275 which are functionaly equivalent in this case.
(grub-install): Make source on each platform explicit. Enable on
all noemu.
* gentpl.py (x86_efi_pc): Removed group.
(x86_noefi): Likewise.
(i386_noefi): Likewise.
(x86_noieee1275): Likewise.
(i386_noieee1275): Likewise.
(i386_noefi_noieee1275): Likewise.
(i386_pc_qemu_coreboot): Likewise.
(i386_coreboot_multiboot): Likewise.
(i386_pc_coreboot_multiboot_qemu): Likewise.
(x86_noefi_mips): Likewise.
(noieee1275): Likewise.
(ieee1275_mips): Likewise.
(noemu_noieee1275): Likewise.
(cmos): New group.
(usb): Likewise.
(videoinkernel): Likewise.
(videomodules): Likewise.
* grub-core/Makefile.am (KERNEL_HEADER_FILES): Remove
include/grub/elf.h, include/grub/elfload.h, include/grub/net.h,
include/grub/reader.h, include/grub/symbol.h, include/grub/types.h,
include/grub/loader.h, include/grub/msdos_partition.h,
include/grub/machine/biosdisk.h, include/grub/machine/boot.h,
include/grub/machine/console.h, include/grub/machine/vga.h,
include/grub/machine/vbe.h, include/grub/machine/init.h,
include/grub/machine/kernel.h, include/grub/cpu/time.h,
include/grub/cpu/types.h, include/grub/gzio.h and include/grub/menu.h
(KERNEL_HEADER_FILES) [i386-pc]: Add include/grub/machine/int.h.
(KERNEL_HEADER_FILES) [i386-ieee1275]: Add include/grub/i386/pit.h
* grub-core/Makefile.core.def (kernel): Explicit the source for
startup. Explicit the platforms using kern/generic/rtc_get_time_ms.c.
Split ieee1275_mips. Remove kern/i386/halt.c. Remove kern/i386/misc.S.
Enable kern/i386/pit.c on all x86. Remove kern/i386/ieee1275/init.c.
Use videoinkernel tag.
(usb): Enable on all usb.
(usbserial_common): Likewise.
(usbserial_pl2303): Likewise.
(usbserial_ftdi): Likewise.
(uhci): Enable on all x86.
(ohci): Enable on all pci.
(cmostest): Enable on all CMOS.
(acpi): Include commands/acpi.c on all platforms.
(halt): Add relevant lib/*/halt.c.
(hdparm): Enable on all pci.
(lspci): Likewise.
(usbtest): Enable on all usb.
(ata): Enable on all pci.
(ata_pthru): Likewise.
(usbms): Enable on all usb.
(usb_keyboard): Likewise.
(font): Use tag videomodules.
(bufio): Likewise.
(datetime): Use tag cmos. Enable on all noemu.
(mmap): Use tags common and x86.
(gfxterm): Use tag videomodules.
(bitmap): Likewise.
(bitmap_scale): Likewise.
(video_fb): Likewise.
(video): Likewise.
* grub-core/bus/usb/ohci.c (grub_ohci_td): Make link_td a pointer and
adjust padding accordingly. All users updated.
(grub_ohci_transaction): Fix bad format specification.
(GRUB_MOD_INIT): Add asserts for struct size.
* grub-core/bus/usb/uhci.c (grub_uhci_pci_iter): Add explicit casts.
(grub_alloc_td): Likewise.
(grub_free_queue): Likewise.
(grub_uhci_transfer): Likewise.
(grub_uhci_transaction): Fix bad format specification.
* grub-core/bus/usb/usbtrans.c (grub_usb_control_msg): Likewise.
(grub_usb_bulk_readwrite): Likewise.
* grub-core/kern/i386/misc.S (grub_stop): Moved from here ...
* grub-core/commands/i386/pc/halt.c (stop): ...here. Transformed into C.
Made static.
* grub-core/lib/i386/halt.c (stop): ... and here. Transformed into C.
Made static.
* grub-core/kern/i386/pc/startup.S (grub_halt): Moved from here ...
* grub-core/commands/i386/pc/halt.c (grub_halt): ...here.
Transformed into C.
* grub-core/kern/i386/pc/startup.S (grub_biosdisk_rw_int13_extensions):
Moved from here ...
* grub-core/disk/i386/pc/biosdisk.c (grub_biosdisk_rw_int13_extensions):
... here. Transformed into C. Made static.
* grub-core/kern/i386/pc/startup.S (grub_biosdisk_rw_standard):
Moved from here ...
* grub-core/disk/i386/pc/biosdisk.c (grub_biosdisk_rw_standard):
... here. Transformed into C. Made static.
* grub-core/kern/i386/pc/startup.S
(grub_biosdisk_check_int13_extensions): Moved from here ...
* grub-core/disk/i386/pc/biosdisk.c
(grub_biosdisk_check_int13_extensions): ... here. Transformed into C.
Made static.
* grub-core/kern/i386/pc/startup.S
(grub_biosdisk_get_cdinfo_int13_extensions): Moved from here ...
* grub-core/disk/i386/pc/biosdisk.c
(grub_biosdisk_get_cdinfo_int13_extensions): ... here.
Transformed into C. Made static.
* grub-core/kern/i386/pc/startup.S
(grub_biosdisk_get_diskinfo_int13_extensions): Moved from here ...
* grub-core/disk/i386/pc/biosdisk.c
(grub_biosdisk_get_diskinfo_int13_extensions): ... here.
Transformed into C. Made static.
* grub-core/kern/i386/pc/startup.S
(grub_biosdisk_get_diskinfo_standard): Moved from here ...
* grub-core/disk/i386/pc/biosdisk.c
(grub_biosdisk_get_diskinfo_standard): ... here.
Transformed into C. Made static.
* grub-core/kern/i386/pc/startup.S
(grub_biosdisk_get_num_floppies): Moved from here ...
* grub-core/disk/i386/pc/biosdisk.c
(grub_biosdisk_get_num_floppies): ... here.
Transformed into C. Made static.
* grub-core/disk/i386/pc/biosdisk.c (grub_biosdisk_get_diskinfo_real):
New function.
* grub-core/kern/i386/pc/startup.S (grub_pxe_scan): Moved from here ...
* grub-core/fs/i386/pc/pxe.c (grub_pxe_scan): ... here.
Transformed into C. Made static.
* grub-core/kern/i386/pc/startup.S (grub_rm_entry): Moved from here ...
* grub-core/fs/i386/pc/pxe.c (grub_rm_entry): ... here.
Transformed into C. Made static.
* grub-core/kern/i386/ieee1275/init.c: Removed.
* grub-core/kern/i386/misc.S: Likewise.
* grub-core/kern/i386/pc/startup.S (grub_get_memsize):
Splitted from here ...
* grub-core/kern/i386/pc/init.c (grub_get_conv_memsize): ... here.
Transformed into C. Made static. All users updated.
* grub-core/kern/i386/pc/mmap.c (grub_get_ext_memsize): ... and here.
Transformed into C. Made static. All users updated.
* grub-core/kern/i386/pc/startup.S (grub_get_eisa_mmap):
Moved from here...
* grub-core/kern/i386/pc/mmap.c (grub_get_eisa_mmap): ... here.
Transformed into C. Made static. All users updated.
* grub-core/kern/i386/pc/startup.S (grub_get_mmap_entry):
Moved from here...
* grub-core/kern/i386/pc/mmap.c (grub_get_mmap_entry): ... here.
Transformed into C. Made static. All users updated.
* grub-core/kern/i386/pc/startup.S (grub_stop_floppy):
Removed (replaced by C version).
* grub-core/kern/i386/pc/startup.S (grub_vga_set_mode):
Moved from here...
* grub-core/video/i386/pc/vga.c (grub_vga_set_mode): ...here.
Transformed into C. Made static.
* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_controller_info):
Moved from here...
* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_controller_info):
... here. Transformed into C.
* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_mode_info):
Moved from here...
* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_mode_info):
... here. Transformed into C.
* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_set_mode):
Moved from here...
* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_set_mode):
... here. Transformed into C. Made static.
* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_mode):
Moved from here...
* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_mode):
... here. Transformed into C.
* grub-core/kern/i386/pc/startup.S
(grub_vbe_bios_getset_dac_palette_width):Moved from here...
* grub-core/video/i386/pc/vbe.c
(grub_vbe_bios_getset_dac_palette_width):... here. Transformed into C.
* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_set_memory_window):
Moved from here...
* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_set_memory_window):
... here. Transformed into C.
* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_memory_window):
Moved from here...
* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_memory_window):
... here. Transformed into C.
* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_set_scanline_length):
Moved from here...
* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_set_scanline_length):
... here. Transformed into C.
* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_scanline_length):
Moved from here...
* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_scanline_length):
... here. Transformed into C.
* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_set_display_start):
Moved from here...
* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_set_display_start):
... here. Transformed into C. Made static.
* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_display_start):
Moved from here...
* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_display_start):
... here. Transformed into C. Made static.
* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_set_palette_data):
Moved from here...
* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_set_palette_data):
... here. Transformed into C. Made static.
* grub-core/kern/i386/pc/startup.S (grub_pxe_call): Receive
pxe_rm_entry as third argument.
(grub_bios_interrupt): New function.
* grub-core/kern/i386/qemu/mmap.c: Remove useless include.
* grub-core/kern/i386/qemu/startup.S (codestart): Do cli;hlt instead
of calling grub_stop.
* grub-core/kern/efi/efi.c (grub_halt): Moved from here ...
* grub-core/lib/efi/halt.c (grub_halt): ...here.
* grub-core/kern/emu/main.c (grub_halt): Moved from here ...
* grub-core/lib/emu/halt.c (grub_halt): ... here.
* grub-core/lib/i386/halt.c: Moved from here ...
* grub-core/lib/i386/halt.c: ... here.
* grub-core/kern/ieee1275/openfw.c (grub_halt): Moved from here ...
* grub-core/lib/ieee1275/halt.c (grub_halt): ... here.
* grub-core/loader/i386/pc/linux.c (grub_linux16_boot): Call
grub_stop_floppy.
* grub-core/loader/i386/xnu.c (guessfsb) [IEEE1275]: Enable.
* include/grub/i386/coreboot/init.h: Removed.
* include/grub/i386/multiboot/init.h: Likewise.
* include/grub/i386/pc/biosdisk.h: Removed all function prototypes.
* include/grub/i386/pc/init.h: Likewise except grub_gate_a20.
* include/grub/i386/pc/int.h: New file.
* include/grub/i386/pc/pxe.h (GRUB_PXE_SIGNATURE): New definition.
(grub_pxe_scan): Removed.
(grub_pxe_call): Update prototype.
* include/grub/i386/pc/vbe.h: Removed EXPORT_FUNC and useless
prototypes.
* include/grub/i386/pc/vga.h (grub_vga_set_mode): Removed.
* include/grub/i386/qemu/init.h: Removed.
* include/grub/mips/yeeloong/kernel.h (grub_reboot): Add missing
noreturn.
(grub_halt): Likewise.
* include/grub/misc.h (grub_halt): Removed EXPORT_FUNC.
(grub_reboot): Likewise.
* grub-core/kern/i386/coreboot/init.c (grub_stop_floppy): Moved from here...
* include/grub/i386/floppy.h (grub_stop_floppy): ...here. Inlined.
* grub-core/kern/i386/pc/startup.S (grub_hard_stop): Removed.
* grub-core/boot/i386/pc/boot.S: Check LBA even on what appears to be
floppy.
* grub-core/disk/i386/pc/biosdisk.c (grub_biosdisk_open): Likewise.
Check for partitions on all devices.
* kern/emu/cache.S: New file. Wrapper for $target_cpu specific
cache.S.
* include/grub/emu/misc.h (grub_emu_init): New prototype.
* kern/emu/full.c: New file. For grub-emu specific initialization.
* kern/emu/lite.c: New file. For grub-emu-lite initialization.
* kern/emu/main.c: Call initialization function grub_emu_init.
* Makefile.in: Include grub-emu-lite in install.
* commands/parttool.c: Use grub_no_autoload to differentiate
between grub-emu and grub-emu-lite.
* include/grub/misc.h: New variable grub_no_autoload.
* conf/any-emu.rmk: New rules for grub-emu-lite.
* configure.ac: Remove --enable-grub-emu-modules.
* genmk.rb: Cleanup unnecessary rules.
* include/grub/dl.h: Remove GRUB_NO_MODULES macro.
* normal/main.c: Don't load list files on grub-emu-lite.
* util/misc.c (grub_arch_sync_caches): Removed.
* bus/usb/ohci.c (grub_ohci_transfer): Fill *actual and respect timeout.
* bus/usb/uhci.c (grub_free_queue): Compute *actual.
(grub_uhci_transfer): Respect timeout and set *actual.
* bus/usb/usb.c (grub_usb_device_initialize): Correctly skip fields of
non-standard length.
(grub_usb_device_attach): Autoload modules.
(GRUB_MOD_INIT): Set grub_term_poll_usb.
(GRUB_MOD_FINI): Unset grub_term_poll_usb.
* bus/usb/usbhub.c (grub_usb_hub): Replace speed with devices. All
users updated.
(grub_usb_add_hub): Fill nports and children.
(attach_root_port): Receive hub instead of controller.
All users updated. Fill hub->devices.
(grub_usb_root_hub): Allocate hub->devices.
(detach_device): New function.
(poll_nonroot_hub): Fill children and detach devices.
* bus/usb/usbtrans.c (grub_usb_bulk_readwrite): Accept timeout and
actual arguments. All users updated.
(grub_usb_bulk_read_extended): New function.
* bus/usb/serial/common.c: New file.
* bus/usb/serial/ftdi.c: Likewise.
* bus/usb/serial/pl2303.c: Likewise.
* commands/terminal.c (handle_command): Support wildcard.
* commands/usbtest.c: Output "Unknown" instead of empty string.
* conf/any-emu.rmk (pkglib_MODULES): Add usbserial_common.mod.
(usbserial_common_mod_SOURCES): New variable.
(usbserial_common_mod_CFLAGS): Likewise.
(usbserial_common_mod_LDFLAGS): Likewise.
(pkglib_MODULES): Add usbserial_pl2303.mod.
(usbserial_pl2303_mod_SOURCES): New variable.
(usbserial_pl2303_mod_CFLAGS): Likewise.
(usbserial_pl2303_mod_LDFLAGS): Likewise.
(pkglib_MODULES): Add usbserial_ftdi.mod.
(usbserial_ftdi_mod_SOURCES): New variable.
(usbserial_ftdi_mod_CFLAGS): Likewise.
(usbserial_ftdi_mod_LDFLAGS): Likewise.
(pkglib_MODULES): Add serial.mod.
(serial_mod_SOURCES): New variable.
(serial_mod_CFLAGS): Likewise.
(serial_mod_LDFLAGS): Likewise.
* conf/i386-pc.rmk: Likewise.
* conf/mips-yeeloong.rmk: Likewise.
* conf/i386.rmk (serial_mod_SOURCES): Add term/ns8250.c.
* conf/mips-yeeloong.rmk (kernel_img_SOURCES): Likewise.
* disk/usbms.c (first_available_slot): New variable.
(grub_usbms_attach): Don't reuse free slots due to potential cache
problems.
* include/grub/serial.h: Moved to ..
* include/grub/ns8250.h: ...this.
* include/grub/serial.h: New file.
* include/grub/term.h (grub_term_poll_usb): New variable.
* include/grub/terminfo.h (grub_terminfo_input_state): Pass term to
readkey. All users updated.
(grub_terminfo_output_state): Pass term to put.
* include/grub/usb.h (GRUB_USB_REQTYPE): New enum.
(grub_usb_controller_dev): Add timeout and actual arguments to
transfer. All users updated.
(grub_usb_interface): New field detach_data.
(grub_usb_device): New fields children and nports.
(grub_usb_ep_type_t): New type.
(grub_usb_get_ep_type): New function.
(grub_usb_bulk_read_extended): Likewise.
* include/grub/usbdesc.h (grub_usb_desc): New type.
* include/grub/usbserial.h: New file.
* include/grub/usbtrans.h (grub_usb_transaction): New field preceding.
* kern/term.c (grub_term_poll_usb): New variable.
(grub_getkey): Call grub_term_poll_usb if set.
(grub_checkkey): Likewise.
(grub_getkeystatus): Likewise.
* term/serial.c: Moved controller-specific parts to ...
* term/ns8250.c: ... here.
* term/serial.c: Mostly rewritten.
* term/usb_keyboard.c: Reorganised to use GET_REPORT only on attaching
according to spec.
Make kFreeBSD code more generic to support ext2fs as root, ufs as
a separate module and maybe other interesting combinations.
* util/grub.d/10_kfreebsd.in (load_kfreebsd_module): New function.
(kfreebsd_entry): Use load_kfreebsd_module() to load modules.
(kfreebsd_entry): Add generic filesystem module load routine.
Map GRUB `ext2' to kFreeBSD `ext2fs'.
status flag options; simply omitting the option is equivalent and
simpler. Rename "wait" to "pause". Rename "sysreq" to "sysrq".
(keysym_table): Rename "num5numlock" to "numlock".
(grub_cmd_sendkey): Reinitialise `andmask' and `ormask', so that we
can uniformly say that only the last of multiple `sendkey'
invocations has any effect.
* docs/grub.texi (sendkey): New section.
reported by Doug Nazar)
* include/grub/normal.h (grub_parse_color_name_pair): Add return
status to prototype.
* normal/color.c (grub_parse_color_name_pair): Return failure
status.
(grub_env_write_color_normal): Ignore bad color names.
(grub_env_write_color_highlight): Likewise.
* normal/main.c (GRUB_MOD_INIT): Set default color names.
* conf/common.rmk: Rule updates to grub-script-check.
* include/grub/misc.h (grub_min): New function.
* include/grub/script_sh.h (grub_script_init): New prototype.
(grub_script_fini): New prototype.
(grub_script_break): New prototype.
* script/main.c (grub_script_init): New function.
(grub_script_fini): New function.
* script/execute.c (grub_script_break): New function.
* normal/main.c: Calls to grub_script_{init,fini}.
* util/grub-script-check.c (grub_script_break): New function.
* tests/grub_script_break.in: New testcase.
* conf/tests.rmk: Rules for new test case.
* include/grub/pci.h (GRUB_PCI_CLASS_SUBCLASS_VGA): New const.
* include/grub/vga.h (GRUB_VGA_IO_ARX_READ): New register.
(GRUB_VGA_IO_MISC_WRITE): Likewise.
(GRUB_VGA_CR_*): Added many registers.
(GRUB_VGA_SR_*): Likewise.
(GRUB_VGA_GR_*): Likewise.
(grub_vga_write_arx): New function.
(grub_video_hw_config): New struct.
(grub_vga_set_geometry): New function.
* kern/i386/qemu/init.c (load_palette): Use grub_vga_write_arx and
GRUB_PCI_CLASS_SUBCLASS_VGA.
* video/cirrus.c (grub_video_cirrus_setup): Use grub_vga_set_geometry.
* video/sm712.c (grub_sm712_write_reg): New function
(grub_sm712_read_reg): Likewise.
(grub_sm712_sr_write): Likewise.
(grub_sm712_gr_write): Likewise.
(grub_sm712_cr_write): Likewise.
(grub_sm712_write_arx): Likewise.
(grub_sm712_cr_shadow_write): Likewise.
(grub_sm712_write_dda_lookup): Likewise.
(grub_video_sm712_setup): Initialise the video rather then
blindly replay the dump.
(main) [TEST]: Add a routine to be able to compile as standalone for
tests.
* video/sm712_init.c (sm712_init): Removed.
(sm712_sr_seq1): New array.
(sm712_sr_seq2): Likewise.
* configure.ac: Remove checks for getfsstat() and getmntany().
Add checks for `<sys/param.h>' and `<sys/mount.h>'.
* kern/emu/misc.c [HAVE_GETMNTANY]: Remove `<sys/mnttab.h>'.
[HAVE_SYS_PARAM_H]: Include `<sys/param.h>'.
[HAVE_SYS_MOUNT_H]: Include `<sys/mount.h>'.
[HAVE_LIBZFS && HAVE_LIBNVPAIR] (find_mount_point_from_dir): Remove
function.
(grub_find_zpool_from_dir): Use statfs() instead of indirect matching
via find_mount_point_from_dir() and getfsstat() / getmntany().
* util/grub.d/10_kfreebsd.in: Initialize ${kfreebsd_device} as the
kFreeBSD device name, except on ZFS where the filesystem label is
used.
(kfreebsd_entry): On ZFS root, load `opensolaris.ko', `zfs.ko' and
`/boot/zfs/zpool.cache'.
Set mountfrom kernel variable using ${kfreebsd_device}.
Make it even harder to use uninitialized `libzfs_handle' (and
make the interface a bit simpler).
* include/grub/util/misc.h (grub_util_init_libzfs)
(libzfs_handle): Remove.
(grub_get_libzfs_handle): New prototype.
* util/misc.c [HAVE_LIBZFS] (libzfs_handle): Add `static'
attribute.
(grub_util_init_libzfs): Remove.
(grub_get_libzfs_handle): New function.
* kern/emu/getroot.c (find_root_device_from_libzfs): Use
grub_get_libzfs_handle() to obtain a libzfs handle instead of
accessing `libzfs_handle' directly.
* include/grub/emu/misc.h (grub_find_mount_point_from_dir)
(grub_find_zpool_from_mount_point): New function prototypes.
* kern/emu/getroot.c [HAVE_GETFSSTAT]: Move `<sys/mount.h>' to ...
* kern/emu/misc.c [HAVE_GETFSSTAT]: ... here.
* kern/emu/getroot.c (find_mount_point_from_dir): Move to ...
* kern/emu/misc.c (grub_find_mount_point_from_dir): ... this. Remove
`static' attribute.
* kern/emu/getroot.c (find_root_device_from_libzfs): Split code for
finding zpool from mount point into ...
* kern/emu/misc.c (grub_find_zpool_from_mount_point): ... this.
* kern/emu/misc.c (grub_make_system_path_relative_to_its_root): When
requested path is part of a ZFS pool, use
grub_find_zpool_from_mount_point() to detect its filesystem name,
and generate a path with `/fsname@path' syntax.
and GRUB_CMDLINE_XEN_DEFAULT. Recommend setting
GRUB_GFXPAYLOAD_LINUX=text rather than unsetting it in order to
disable gfxpayload.
(Shell-like scripting): Add real content.
(Serial terminal): Suggest `terminal_input serial; terminal_output
serial' rather than putting the two commands on separate lines,
since console input will be inoperative after the first command.
(menuentry): Document --class, --users, and --hotkey options.
(terminfo): Describe what `visually-ordered UTF-8' means (thanks,
Vladimir Serbinenko).
Prevent accidental use of uninitialized libzfs_handle.
* util/grub-probe.c (main): Move grub_util_init_libzfs() call to ...
* kern/emu/getroot.c (find_root_device_from_libzfs): ... here.
* util/misc.c (grub_util_init_libzfs): Make this function idempotent.
* configure.ac: Check for `libzfs.h' and `libnvpair.h'.
* include/grub/util/libnvpair.h: Include `<config.h>'.
[HAVE_LIBNVPAIR_H]: Include `<libnvpair.h>' instead of
declaring libnvpair prototypes ourselves.
* include/grub/util/libzfs.h: Include `<config.h>'.
[HAVE_LIBZFS_H]: Include `<libzfs.h>' instead of
declaring libzfs prototypes ourselves.
(libzfs_handle): Moved to ...
* include/grub/util/misc.h (libzfs_handle): ... here.
Include `<grub/util/libzfs.h>'.
Enable `grub-probe -t device' resolution on ZFS.
* configure.ac: Check for getfsstat(), libzfs and libnvpair.
* include/grub/util/libnvpair.h: New file.
* include/grub/util/libzfs.h: New file.
* kern/emu/getroot.c: Include `<assert.h>' and `<error.h>'.
[HAVE_LIBZFS && HAVE_LIBNVPAIR]: Include `<grub/util/libzfs.h>' and
`<grub/util/libnvpair.h>'.
[HAVE_GETFSSTAT]: Include `<sys/mount.h>'.
(find_mount_point_from_dir): New static function.
[HAVE_LIBZFS && HAVE_LIBNVPAIR] (find_root_device_from_libzfs): New
function.
[HAVE_LIBZFS && HAVE_LIBNVPAIR] (grub_guess_root_device): Use
find_root_device_from_libzfs() before ressorting to find_root_device().
* include/grub/util/misc.h (grub_util_init_libzfs): New function
prototype.
* util/misc.c: Include `<grub/util/libzfs.h>'.
(grub_util_init_libzfs): New function.
[HAVE_LIBZFS] (libzfs_handle): New global variable.
[HAVE_LIBZFS] (fini_libzfs): New static function.
(grub_util_init_libzfs): New function.
* util/grub-probe.c (main): Call grub_util_init_libzfs().
