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Fix addressing bug in bdb junk.

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This commit is contained in:
mycroft 1993-07-13 21:51:36 +00:00
parent 7ecbd4b92d
commit e086df5a24
1 changed files with 8 additions and 7 deletions
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15
sys/arch/i386/boot/boot2.S
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@ -29,12 +29,15 @@
/*
* HISTORY
* $Log: boot2.S,v $
* Revision 1.2 1993/07/11 12:02:22 andrew
* Fixes from bde, including support for loading @ any MB boundary (e.g. a
* kernel linked for 0xfe100000 will load at the 1MB mark) and read-ahead
* buffering to speed booting from floppies. Also works with aha174x
* controllers in enhanced mode.
* Revision 1.3 1993/07/13 21:51:36 mycroft
* Fix addressing bug in bdb junk.
*
Revision 1.2 1993/07/11 12:02:22 andrew
Fixes from bde, including support for loading @ any MB boundary (e.g. a
kernel linked for 0xfe100000 will load at the 1MB mark) and read-ahead
buffering to speed booting from floppies. Also works with aha174x
controllers in enhanced mode.
*
* 93/07/06 bde
* Delete LOADMSG define (not used).
@ -175,11 +178,9 @@ ENTRY(boot2)
mov %ax, %es
/* fix up IDT entries for bdb */
addr32
movl %es: -2(%ebx), %eax /* actually movw to %ax */
addr32
movl %eax, EXT(Idt)+8*DEBUG_VECTOR /* actually movw %ax */
addr32
movl %es: -2(%ecx), %eax /* actually movw to %ax */
addr32
movl %eax, EXT(Idt)+8*BREAKPOINT_VECTOR /* actually movw %ax */