Stops poluting screen with a lot of "block-size: exception -21".

It enables net boot even when there is no bootp/dhcp server.

* grub-core/net/drivers/ieee1275/ofnet.c: Add grub_ieee1275_parse_bootpath and
call it at grub_ieee1275_net_config_real.
* grub-core/kern/ieee1275/init.c: Add bootpath to grub_ieee1275_net_config.
* include/grub/ieee1275/ieee1275.h: Likewise.

	bindings.
	* grub-core/lib/reed_solomon.c: Likewise.
	* include/grub/i386/gdb.h: Likewise.
	* include/grub/i386/pc/int.h: Likewise.
	* include/grub/i386/pc/pxe.h: Likewise.
	* include/grub/ieee1275/ieee1275.h: Likewise.

	of GRUB_IEEE1275_FLAG_FORCE_CLAIM.
	* grub-core/loader/powerpc/ieee1275/linux.c
	(grub_linux_claimmap_iterate): Handle GRUB_IEEE1275_FLAG_FORCE_CLAIM.

	Needed on OpenBIOS due to incomplete device tree.

	* grub-core/disk/ieee1275/ofdisk.c (grub_ofdisk_open): Get the block
	size of the disk.
	* (grub_ofdisk_get_block_size): New function.
	* (grub_ofdisk_prepare): Use the correct block size.
	* (grub_ofdisk_read): Likewise.
	* (grub_ofdisk_write): Likewise.
	* include/grub/ieee1275/ofdisk.h (grub_ofdisk_get_block_size):
	New proto.

	GRUB_IEEE1275_FLAG_CURSORONOFF_ANSI_BROKEN on mac.
	* grub-core/term/ieee1275/console.c (grub_console_init_lately): Use
	ieee1275-nocursor if GRUB_IEEE1275_FLAG_CURSORONOFF_ANSI_BROKEN is set.
	* grub-core/term/terminfo.c (grub_terminfo_set_current): Add new type
	ieee1275-nocursor.
	* include/grub/ieee1275/ieee1275.h (grub_ieee1275_flag): New value
	GRUB_IEEE1275_FLAG_CURSORONOFF_ANSI_BROKEN.

	GRUB_IEEE1275_FLAG_BROKEN_REPEAT.
	* grub-core/kern/ieee1275/cmain.c (grub_ieee1275_find_options): Set
	GRUB_IEEE1275_FLAG_BROKEN_REPEAT on PowerBook3,3.
	* include/grub/terminfo.h (grub_terminfo_input_state) [__powerpc__]:
	New fields last_key and last_key_time.
	* grub-core/term/terminfo.c (grub_terminfo_getkey): Transform
	extended key-esc into extended key-extended key.

	* include/grub/ieee1275/ieee1275.h (grub_ieee1275_flag): New enum values
	GRUB_IEEE1275_FLAG_NO_OFNET_SUFFIX and
	GRUB_IEEE1275_FLAG_VIRT_TO_REAL_BROKEN.
	* grub-core/net/drivers/efi/efinet.c (grub_efinet_findcards): Use
	txbufsize.
	* grub-core/kern/ieee1275/cmain.c (grub_ieee1275_find_options): Use
	compatible property to check for macs. Set
	GRUB_IEEE1275_FLAG_NO_OFNET_SUFFIX and
	GRUB_IEEE1275_FLAG_VIRT_TO_REAL_BROKEN on macs.
	* grub-core/net/drivers/ieee1275/ofnet.c (card_open): Don't add suffix
	if GRUB_IEEE1275_FLAG_NO_OFNET_SUFFIX is set.
	(send_card_buffer): Use txbuf.
	(grub_ofnet_findcards): Allocate txbuf. Simplify code flow and move
	nested function out of the parent while on it.

	GRUB_IEEE1275_FLAG_NO_TREE_SCANNING_FOR_DISKS is set.
	* grub-core/kern/ieee1275/cmain.c (grub_ieee1275_find_options): Set
	GRUB_IEEE1275_FLAG_NO_TREE_SCANNING_FOR_DISKS on IBM hardware.
	* include/grub/ieee1275/ieee1275.h (grub_ieee1275_flag): New enum value
	GRUB_IEEE1275_FLAG_NO_TREE_SCANNING_FOR_DISKS.

	grub_error framework. All users updated.

	* grub-core/kern/ieee1275/ieee1275.c (grub_ieee1275_write): Make buffer
	const void *.
	* include/grub/ieee1275/ieee1275.h (grub_ieee1275_write): Likewise.
	* grub-core/disk/ieee1275/ofdisk.c (grub_ofdisk_read): Move open
	and seek loginc to ...
	(grub_ofdisk_prepare): ... here.
	(grub_ofdisk_write): Implement.

	first argument a const pointer.
	* grub-core/kern/ieee1275/openfw.c (grub_children_iterate): Likewise.
	* include/grub/ieee1275/ieee1275.h (grub_ieee1275_finddevice): Update
	proto.
	(grub_children_iterate): Likewise.
	(grub_machine_mmap_iterate): Remove redundant declaration.

	Fix prototype.

	* include/grub/ieee1275/ieee1275.h (grub_ieee1275_flag): New enum value
	GRUB_IEEE1275_FLAG_BROKEN_ADDRESS_CELLS.
	* grub-core/kern/ieee1275/mmap.c (grub_machine_mmap_iterate): Ignore
	adress_cells and size:cells if GRUB_IEEE1275_FLAG_BROKEN_ADDRESS_CELLS
	is set.
	* grub-core/kern/ieee1275/cmain.c (grub_ieee1275_find_options): Set
	GRUB_IEEE1275_FLAG_BROKEN_ADDRESS_CELLS on powermacs.

Change ofnet.c to disknet.c and remove almost all ieee1275 specific code.
Create grub_net_malloc to handle iee1275 memory issues in a temporary solution.

	* grub-core/disk/ieee1275/ofdisk.c (last_devpath): New variable.
	(last_ihandle): Likewise.
	(ofdisk_hash_ent): New member shortest.
	(ofdisk_hash_add): Add canonical path too.
	(scan): New function.
	(grub_ofdisk_iterate): Iterate over hashed entries.
	(compute_dev_path): Don't add :0.
	(grub_ofdisk_open): Don't really open the disk.
	(grub_ofdisk_close): Avoid closing unrelated disk.
	(grub_ofdisk_read): Implement reopen logic.
	* grub-core/kern/ieee1275/openfw.c (grub_ieee1275_canonicalise_devname):
	New function.
	* include/grub/ieee1275/ieee1275.h (grub_ieee1275_canonicalise_devname):
	New proto.

	GRUB_IEEE1275_FLAG_HAS_CURSORONOFF when appropriate.
	* grub-core/term/ieee1275/ofconsole.c (grub_ofconsole_setcursor):
	Use terminfo and don't use cursor-on/cursor-off unless it's known
	to work.
	* include/grub/ieee1275/ieee1275.h (grub_ieee1275_flag): New element
	GRUB_IEEE1275_FLAG_HAS_CURSORONOFF.

an to list its information with command ls.

* fs/ieee1275/ofnet.c (grub_ofnet_open): parse parameters to determine netdisk data
* fs/ieee1275/ofnet.c (grub_ofnet_close): dealloc netdisk data
* include/grub/disk.h: added struct grub_netdisk_data
* include/grub/ieee1275/ofnet.h: added newline
* kern/disk.c (grub_disk_open): ignore partition check for netdisk
* normal/misc.c (grub_normal_print_device_info): added support to list netdisk information

Used to parse BOOTP packet from the server and use write/read on the network card.
May be removed later.

For debug porpouse and will be changed later.

	GRUB_IEEE1275_FLAG_NO_PRE1_5M_CLAIM.
	* kern/ieee1275/cmain.c (grub_ieee1275_find_options): Set
	GRUB_IEEE1275_FLAG_NO_PRE1_5M_CLAIM on qemu.
	* kern/ieee1275/init.c (grub_claim_heap): Don0t allocate below
	1.5MiB if GRUB_IEEE1275_FLAG_NO_PRE1_5M_CLAIM is set.

	Merge grub_ieee1275_map_physical into grub_map and rename to
	grub_ieee1275_map

	* include/grub/ieee1275/ieee1275.h (grub_ieee1275_map): New proto.
	* include/grub/sparc64/ieee1275/ieee1275.h (grub_ieee1275_map_physical):
	Remove.
	* kern/ieee1275/openfw.c (grub_map): Rename to ...
	(grub_ieee1275_map): ... this. All users updated. Add phys_lo when
	necessary.
	* kern/sparc64/ieee1275/ieee1275.c (grub_ieee1275_map_physical): Remove.

	Fix over-4GiB seek on sparc64.

	* include/grub/ieee1275/ieee1275.h (grub_ieee1275_seek):
	Replace pos_i and pos_lo with pos. All users updated.
	* include/grub/powerpc/ieee1275/ieee1275.h (GRUB_IEEE1275_CELL_SIZEOF):
	New constant.
	* include/grub/sparc64/ieee1275/ieee1275.h (GRUB_IEEE1275_CELL_SIZEOF):
	Likewise.
	* kern/ieee1275/ieee1275.c (grub_ieee1275_seek): Split pos into pos_hi
	and pos_lo.

	
	* boot/i386/pc/boot.S: Update copyright year.
	* boot/i386/pc/cdboot.S: Likewise.
	* boot/i386/pc/diskboot.S: Likewise.
	* boot/i386/pc/lnxboot.S: Likewise.
	* boot/i386/pc/pxeboot.S: Likewise.
	* bus/pci.c: Likewise.
	* commands/cmp.c: Likewise.
	* commands/help.c: Likewise.
	* commands/hexdump.c: Likewise.
	* commands/i386/pc/halt.c: Likewise.
	* commands/i386/pc/play.c: Likewise.
	* commands/i386/pc/vbeinfo.c: Likewise.
	* commands/ls.c: Likewise.
	* commands/test.c: Likewise.
	* disk/dmraid_nvidia.c: Likewise.
	* disk/i386/pc/biosdisk.c: Likewise.
	* disk/ieee1275/nand.c: Likewise.
	* disk/ieee1275/ofdisk.c: Likewise.
	* disk/lvm.c: Likewise.
	* disk/raid.c: Likewise.
	* disk/raid6_recover.c: Likewise.
	* disk/scsi.c: Likewise.
	* fs/affs.c: Likewise.
	* fs/cpio.c: Likewise.
	* fs/ext2.c: Likewise.
	* fs/hfs.c: Likewise.
	* fs/iso9660.c: Likewise.
	* fs/ntfs.c: Likewise.
	* fs/sfs.c: Likewise.
	* fs/udf.c: Likewise.
	* fs/ufs.c: Likewise.
	* fs/xfs.c: Likewise.
	* gencmdlist.sh: Likewise.
	* genmk.rb: Likewise.
	* include/grub/disk.h: Likewise.
	* include/grub/efi/api.h: Likewise.
	* include/grub/efi/efi.h: Likewise.
	* include/grub/efi/pe32.h: Likewise.
	* include/grub/elf.h: Likewise.
	* include/grub/fs.h: Likewise.
	* include/grub/i386/at_keyboard.h: Likewise.
	* include/grub/i386/pc/memory.h: Likewise.
	* include/grub/i386/pc/vbe.h: Likewise.
	* include/grub/i386/pci.h: Likewise.
	* include/grub/i386/tsc.h: Likewise.
	* include/grub/ieee1275/ieee1275.h: Likewise.
	* include/grub/ntfs.h: Likewise.
	* include/grub/sparc64/ieee1275/ieee1275.h: Likewise.
	* include/grub/sparc64/libgcc.h: Likewise.
	* include/grub/symbol.h: Likewise.
	* include/grub/types.h: Likewise.
	* include/multiboot2.h: Likewise.
	* io/gzio.c: Likewise.
	* kern/device.c: Likewise.
	* kern/disk.c: Likewise.
	* kern/efi/efi.c: Likewise.
	* kern/efi/mm.c: Likewise.
	* kern/elf.c: Likewise.
	* kern/file.c: Likewise.
	* kern/i386/dl.c: Likewise.
	* kern/i386/pc/init.c: Likewise.
	* kern/i386/pc/startup.S: Likewise.
	* kern/ieee1275/ieee1275.c: Likewise.
	* kern/ieee1275/init.c: Likewise.
	* kern/main.c: Likewise.
	* kern/mm.c: Likewise.
	* kern/powerpc/dl.c: Likewise.
	* kern/sparc64/dl.c: Likewise.
	* kern/x86_64/dl.c: Likewise.
	* lib/hexdump.c: Likewise.
	* loader/efi/appleloader.c: Likewise.
	* loader/i386/ieee1275/linux.c: Likewise.
	* loader/i386/pc/chainloader.c: Likewise.
	* loader/i386/pc/linux.c: Likewise.
	* loader/i386/pc/multiboot2.c: Likewise.
	* loader/ieee1275/multiboot2.c: Likewise.
	* loader/multiboot2.c: Likewise.
	* loader/multiboot_loader.c: Likewise.
	* loader/powerpc/ieee1275/linux.c: Likewise.
	* normal/completion.c: Likewise.
	* normal/menu_entry.c: Likewise.
	* partmap/apple.c: Likewise.
	* util/grub.d/10_hurd.in: Likewise.
	* util/hostfs.c: Likewise.
	* video/readers/png.c: Likewise.
	

	* kern/ieee1275/openfw.c: Remove libc includes.
	* kern/ieee1275/cmain.c: Likewise.
	* include/grub/ieee1275/ieee1275.h: Likewise.

	grub_devalias_iterate() result instead of unconditional 0.
	* disk/ieee1275/ofdisk.c (grub_ofdisk_iterate): Likewise.
	Also, capture hook return value, either directly or via
	grub_children_iterate(), and propagate to caller.
	* include/grub/ieee1275/ieee1275.h (grub_devalias_iterate,
	grub_children_iterate): Return value is now 'int' instead of
	'grub_err_t'.
	* kern/ieee1275/openfw.c (grub_children_iterate): Fix to behave
	like a proper iterator, stopping when hooks return non-zero.
	(grub_devalias_iterate): Likewise.

	IEEE1275_MAX_PATH_LEN): Define.
	* kern/ieee1275/openfw.c (grub_children_iterate): Dynamically
	allocate 'childtype', 'childpath', 'childname', and 'fullname'.
	(grub_devalias_iterate): Dynamically allocate 'aliasname' and
	'devtype'.  Explicitly NULL terminate devalias expansion.

	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.

        grub_machine_mmap_iterate() interface (fixes a recently-introduced
        build problem on i386-ieee1275):
        * kern/ieee1275/openfw.c (grub_available_iterate): Moved from here ...
        * kern/ieee1275/mmap.c (grub_machine_mmap_iterate): ... here.  Add third
        parameter `type'.  Update all users of this function.
        * conf/i386-ieee1275.rmk (kernel_elf_SOURCES): Add
        `kern/ieee1275/mmap.c'.
        * kern/ieee1275/init.c
        * include/grub/ieee1275/ieee1275.h (grub_available_iterate): Replace
        with ...
        (grub_machine_mmap_iterate): ... this.
        * include/grub/i386/pc/memory.h (grub_machine_mmap_iterate): Change
        return type to `grub_err_t'.  Update all implementations of this
        function prototype.
        * include/grub/i386/coreboot/memory.h (grub_machine_mmap_iterate):
        Likewise.