* include/grub/net/arp.h: added arp header, arp cache entry and related constants and functions
* net/arp.c: added functions arp_init_table, arp_find_entry, arp_resolve and arp_receive
* net/ethernet.c (send_ethernet_packet): replaced hardcoded hardware address by parameter target_addr
* net/ethernet.c (recv_ethernet_packet): added call to arp_receive when packet is of type 0x803 (ARP) and only return when packet is of type determined by parameter ethertype
* net/ip.c (send_ip_packet): added call to arp_resolve to determine hardware address of destination
* net/netbuff.c (grub_netbuff_alloc): fixed swapped parameters in call to grub_memalign
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.
