vbatts
/
grub
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

* kern/i386/pc/startup.S (grub_getrtsecs): Removed (dead code).

This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-04-05 15:59:32 +02:00
parent 064cb524ec
commit 2622c3ffb0
2 changed files with 4 additions and 41 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
ChangeLog
View File

@ -1,3 +1,7 @@
2010-04-05 Vladimir Serbinenko <phcoder@gmail.com>
* kern/i386/pc/startup.S (grub_getrtsecs): Removed (dead code).
2010-04-05 Vladimir Serbinenko <phcoder@gmail.com>
* include/grub/i386/pc/init.h (grub_get_mmap_entry): Don't export.

41
kern/i386/pc/startup.S
View File

@ -1444,47 +1444,6 @@ FUNCTION(grub_console_setcursor)
popl %ebp
ret
/*
* grub_getrtsecs()
* if a seconds value can be read, read it and return it (BCD),
* otherwise return 0xFF
* BIOS call "INT 1AH Function 02H" to check whether a character is pending
* Call with %ah = 0x2
* Return:
* If RT Clock can give correct values
* %ch = hour (BCD)
* %cl = minutes (BCD)
* %dh = seconds (BCD)
* %dl = daylight savings time (00h std, 01h daylight)
* Carry flag = clear
* else
* Carry flag = set
* (this indicates that the clock is updating, or
* that it isn't running)
*/
FUNCTION(grub_getrtsecs)
pushl %ebp
call prot_to_real /* enter real mode */
.code16
clc
movb $0x2, %ah
int $0x1a
DATA32 jnc gottime
movb $0xff, %dh
gottime:
DATA32 call real_to_prot
.code32
movb %dh, %al
popl %ebp
ret
/*
* grub_get_rtc()
* return the real time in ticks, of which there are about