Add monochrome text support (mda_text, aka `hercules' in grub-legacy).

* grub-core/Makefile.core.def (mda_text): New module.
	* grub-core/lib/legacy_parse.c (grub_legacy_parse): Support `hercules'.
	* grub-core/term/i386/vga_common.c (grub_console_cur_color): Moved to ..
	* grub-core/term/i386/pc/vga_text.c (cur_color): ... here
	* grub-core/term/i386/pc/console.c (grub_console_cur_color): ... and
	here.
	* grub-core/term/i386/vga_common.c (grub_console_getwh): Moved to ..
	* grub-core/term/i386/pc/vga_text.c (grub_console_getwh): ... here
	* grub-core/term/i386/pc/console.c (grub_console_getwh): ... and
	here.
	* grub-core/term/i386/vga_common.c (grub_console_setcolorstate): Moved
	to ..
	* grub-core/term/i386/pc/vga_text.c (grub_console_setcolorstate):
	... here
	* grub-core/term/i386/pc/console.c (grub_console_setcolorstate): ... and
	here.
	* grub-core/term/i386/vga_common.c: Removed.
	* include/grub/i386/vga_common.h: Likewise.
	* include/grub/vga.h (grub_vga_cr_bw_write): New function.
	(grub_vga_cr_bw_read): Likewise.
	* include/grub/vgaregs.h (GRUB_VGA_IO_CR_BW_INDEX): New enum value.
	(GRUB_VGA_IO_CR_BW_DATA): Likewise.
	* grub-core/term/i386/pc/vga_text.c [MODE_MDA]: Call
	grub_vga_cr_bw_read/grub_vga_cr_bw_write instead of
	grub_vga_cr_read/grub_vga_cr_write.
	(grub_vga_text_setcolorstate) [MODE_MDA]: Ignore color.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2012-06-28 15:27:54 +02:00
parent 5f91f70146
commit c35fc5bd15
10 changed files with 213 additions and 110 deletions

View file

@ -26,6 +26,8 @@
enum
{
GRUB_VGA_IO_CR_BW_INDEX = 0x3b4,
GRUB_VGA_IO_CR_BW_DATA = 0x3b5,
GRUB_VGA_IO_ARX = 0x3c0,
GRUB_VGA_IO_ARX_READ = 0x3c1,
GRUB_VGA_IO_MISC_WRITE = 0x3c2,