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Skeleton for keyboard layouts

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-05-10 14:54:51 +02:00
parent c6e5caab1d
commit 87fae34a1f
21 changed files with 337 additions and 168 deletions
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49
kern/i386/pc/startup.S
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@ -1154,54 +1154,6 @@ FUNCTION(grub_console_real_putchar)
* %al = ASCII character
*/
/* this table is used in translate_keycode below */
LOCAL (translation_table):
.word GRUB_CONSOLE_KEY_LEFT, GRUB_TERM_LEFT
.word GRUB_CONSOLE_KEY_RIGHT, GRUB_TERM_RIGHT
.word GRUB_CONSOLE_KEY_UP, GRUB_TERM_UP
.word GRUB_CONSOLE_KEY_DOWN, GRUB_TERM_DOWN
.word GRUB_CONSOLE_KEY_HOME, GRUB_TERM_HOME
.word GRUB_CONSOLE_KEY_END, GRUB_TERM_END
.word GRUB_CONSOLE_KEY_DC, GRUB_TERM_DC
.word GRUB_CONSOLE_KEY_BACKSPACE, GRUB_TERM_BACKSPACE
.word GRUB_CONSOLE_KEY_PPAGE, GRUB_TERM_PPAGE
.word GRUB_CONSOLE_KEY_NPAGE, GRUB_TERM_NPAGE
.word 0
/*
* translate_keycode translates the key code %dx to an ascii code.
*/
.code16
translate_keycode:
pushw %bx
pushw %si
#ifdef __APPLE__
movw $(ABS(LOCAL (translation_table)) - 0x10000), %si
#else
movw $ABS(LOCAL (translation_table)), %si
#endif
1: lodsw
/* check if this is the end */
testw %ax, %ax
jz 2f
/* load the ascii code into %ax */
movw %ax, %bx
lodsw
/* check if this matches the key code */
cmpw %bx, %dx
jne 1b
/* translate %dx, if successful */
movw %ax, %dx
2: popw %si
popw %bx
ret
.code32
FUNCTION(grub_console_getkey)
pushl %ebp
@ -1228,7 +1180,6 @@ FUNCTION(grub_console_getkey)
int $0x16
movw %ax, %dx /* real_to_prot uses %eax */
call translate_keycode
DATA32 call real_to_prot
.code32