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A couple of simple tweaks that trim BTX by 6 bytes. Since BTX is

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16-byte aligned within boot2 however, this actually trims boot2 by 16
bytes.
This commit is contained in:
John Baldwin 2006-09-28 16:30:36 +00:00
parent 3fa694fea6
commit add92b34d1
1 changed files with 2 additions and 3 deletions
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5
sys/boot/i386/btx/btx/btx.S
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@ -208,7 +208,7 @@ init.7: stosl # Set entry
#ifdef PAGING
or $0x80000001,%eax # mode and enable paging
#else
or $0x01,%eax # mode
inc %ax # mode
#endif
mov %eax,%cr0 #
ljmp $SEL_SCODE,$init.8 # To 32-bit code
@ -919,8 +919,7 @@ dump.2: testb $DMP_MEM,%ch # Dump memory?
dump.3: lodsl # Set offset
xchgl %eax,%edx # Save
lodsl # Get segment
shll $0x4,%eax # * 0x10
addl %edx,%eax # + offset
leal (%edx,%eax,4),%eax # * 0x10 + offset
xchgl %eax,%esi # Set pointer
dump.4: movb $2,%dl # Num lines
dump.4a: movb $0x10,%cl # Bytes to dump